1 2002-06-02 Tom Tromey <tromey@redhat.com>
3 * fixinc/fixincl.x: Rebuilt.
4 * fixinc/inclhack.def (thread_keyword): Match `*__thread'.
6 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
9 * i370.h (TARGET_CPU_CPP_BUILTINS): Use.
10 * linux.h: Use TARGET_OS_CPP_BUILTINS rather than CPP_PREDEFINES.
14 Mon Jun 3 00:18:20 CEST 2002 Jan Hubicka <jh@suse.cz>
16 * final.c (final): Allow notes to not have computed addresses;
17 kill no longer needed STACK_REGS ifdef.
19 2002-06-02 Richard Henderson <rth@redhat.com>
21 * gcse.c (bypass_conditional_jumps): Fix typo last change.
23 Sun Jun 2 23:02:11 CEST 2002 Jan Hubicka <jh@suse.cz>
25 * loop.c (emit_prefetch_instructions): Properly place the address
28 Sun Jun 2 22:56:48 CEST 2002 Jan Hubicka <jh@suse.cz>
30 * basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill.
31 (set_block_for_insn): Turn into macro.
32 * cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn.
33 * cfglayout.c (insn_scopes): Kill.
34 (scope_to_insns_initialize): Do not use insn_scopes.
35 (scope_to_insns_finalize): Likewise.
36 (duplicate_insn_chain): Likewise.
37 (cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes.
38 * cfgrtl.c (basic_block_for_insn): Kill.
39 (delete_insn_and_edges, delete_insn_chain_and_edges): Simplify.
40 (create_basic_block_structure): Use reorder_insns.
41 (compute_bb_for_insn): Do not use basic_block_for_insn.
42 (merge_blocks_nomove): Likewise.
43 (update_bb_for_insn): Likewise.
44 (verify_flow_info): Likewise.
45 (set_block_for_insn): Kill.
46 * combine.c (try_combine): Update gen_rtx_INSN call.
47 * emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call.
48 (mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear
50 (add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify.
51 (emit_note_before, emit_note_after, emit_line_note_after, emit_note):
53 (emit_insns_after): Simplify.
54 (emit_copy_of_insn_after): Copy scope.
55 * final.c (final_start_function): Lower scopes.
56 * flow.c (check_function_return_warnings): Do not rely on deleted insn.
57 * integrate.c (copy_insn_list): Cope scopes.
58 * jump.c (duplicate_loop_exit_test): LIkewise; simplify.
59 * loop.c (loop_optimize): Do not care block notes.
60 * print-rtl.c (print_rtx): Print BB.
61 * recog.c (apply_change_group): Simplify.
62 * rtl.c (copy_rtx): Handle 'B'.
63 * rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields.
64 * rtl.h (Field accessors): Update indexes.
65 * sched-ebb.c (schedule_ebbs): Do not lower notes.
66 * sched-rgn.c (schedule_insns): Likewise.
67 * toplev.c (rest_of_compilation): Lower notes.
68 * unroll.c (unroll_loop): Do not care scoping notes.
69 (copy_loop_body): Copy scopes.
71 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
74 * elf.h: Use TARGET_OS_CPP_BUILTINS rather than
77 * h8300.h (CPP_PREDEFINES, CPP_SPEC, SUBTARGET_CPP_SPEC,
78 EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
79 (TARGET_CPU_CPP_BUILTINS): Use.
81 2002-06-02 Richard Henderson <rth@redhat.com>
83 * alias.c: Include target.h.
84 (mark_constant_function): Use targetm.binds_local_p instead
85 of checking TREE_PUBLIC ourselves.
86 * Makefile.in (alias.o): Add TARGET_H.
88 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
90 * c-lex.c: Update copyright and file description.
92 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
94 * config/fr30/fr30.h: Update to new CPP macros.
96 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
98 * config/dsp16xx/dsp16xx.h: Update to new CPP macros.
100 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
101 Zack Weinberg <zack@codesourcery.com>
103 * c-common.c (c_common_init): Override cpplib's default
104 warn_long_long setting.
105 * c-lex.c (lex_number): Replace with interpret_integer,
106 interpret_float, narrowest_unsigned_type and
107 narrowest_signed_type, taking advantage of the new
108 cpplib functionality.
109 * cpperror.c (_cpp_begin_message): If a warning is turned
110 into an error, avoid printing "warning:".
111 * cppexp.c (cpp_num_sign_extend): New.
112 * cppinit.c: Update comment.
113 * cpplib.h (cpp_num_sign_extend): New.
114 * tree.h: Update comment.
116 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
118 * diagnostic.h (struct diagnostic_context): Add new member
120 (internal_error_function): Remove declaration.
121 * diagnostic.c (internal_error_function): Remove definition..
122 (internal_error): Adjust use.
124 2002-06-02 Richard Henderson <rth@redhat.com>
126 * rtl.h (CC0_P): New.
127 * gcse.c (cprop_jump): Use it with single_set. Tweak dump text.
128 (cprop_insn): Allow any mode register; use CC0_P. CSE out single_set.
129 (bypass_block): Save old dest block for dump text.
130 (bypass_conditional_jumps): Allow any mode register; use CC0_P.
131 Allow only true SET insns, not single_set.
133 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
135 * diagnostic.c (diagnostic_finish): Rename to output_flush.
136 (clear_disgnostic_info): Rename to output_clear_data. Use false
137 instead of 0 for boolean value.
138 Adjust function call throughout.
140 Sun Jun 2 19:15:27 CEST 2002 Jan Hubicka <jh@suse.cz>
142 * cfgrtl.c (commit_one_edge_insertion): Fix warning.
143 * gcse.c (bypass_conditional_jumps): CSE out single_set call.
145 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
147 * d30v.h (CPP_PREDEFINES): Replace with
148 (TARGET_CPU_CPP_BUILTINS): New.
150 2002-06-02 Roger Sayle <roger@eyesopen.com>
152 * config/alpha/alpha.h [ASM_OUTPUT_LABELREF]: Fix typo.
154 Sun Jun 2 12:11:52 CEST 2002 Jan Hubicka <jh@suse.cz>
156 * gcse.c (bypass_conditional_jumps): Use single set to obtain set.
158 2002-06-02 Richard Henderson <rth@redhat.com>
160 * rtlanal.c (volatile_refs_p): Not automatically true for CALL.
162 2002-06-02 Marek Michalkiewicz <marekm@amelek.gda.pl>
164 Support for C++ constructors/destructors.
165 * config/avr/avr.c (avr_output_function_epilogue): Jump to exit()
166 instead of looping if main() returns.
167 (asm_file_start): Output global symbols that cause .data and .bss
168 initialization code to be linked in, unconditionally for now.
169 (avr_asm_out_ctor, avr_asm_out_dtor): New functions.
170 * config/avr/avr.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): New.
171 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
173 * config/avr/libgcc.S (_exit): Split in .fini9 and .fini0 sections.
174 (__tablejump__): New.
175 (__do_copy_data, __do_clear_bss): New.
176 (__do_global_ctors, __do_global_dtors): New.
177 * config/avr/t-avr (LIB1ASMFUNCS): Add _copy_data, _clear_bss,
180 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
182 * c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): New.
183 (CPP_SPEC, CPP_PREDEFINES): Kill.
184 * c4x/rtems.h (CPP_PREDEFINES): Kill.
185 (TARGET_OS_CPP_BUILTINS): New.
187 Sat Jun 1 23:29:51 CEST 2002 Jan Hubicka <jh@suse.cz>
189 * Makefile.in (tracer.o): New.
190 * params.def (TRACER_*): New options.
191 * rtl.h (tracer): Declare.
192 * timevar.def (TV_TRACER): New.
193 * toplev.c (dump_file_index): Add DFI_tracer.
194 (dump_file_info): Add tracer.
196 (lang_indepdenent_options): Add tracer.
197 (rest_of_compilation): Call tracer.
198 * tracer.c: New file.
199 * invoke.texi (-ftracer): Document.
200 (--param tracer-*): Document.
202 2002-06-01 Daniel Berlin <dberlin@dberlin.org>
204 * tree-inline.c (expand_call_inline): Make the statement
205 expression we generate have a COMPOUND_STMT.
207 2002-06-01 Roger Sayle <roger@eyesopen.com>
209 * gcse.c (cprop_cc0_jump): Function deleted.
210 (cprop_jump): Take an additional argument which is the possibly
211 NULL cc setting insn immediately before the conditional jump.
212 When a MODE_CC set is present, substitute it into the JUMP_INSN
213 before attempting the constant propagation.
214 (cprop_insn): Recognize cc setters followed by conditional jumps
215 as a special case. Use cprop_jump instead of cprop_cc0_jump.
216 (cprop_one_pass): Call bypass_conditional_jumps if altering jumps.
217 (find_bypass_set): New function based upon find_avail_set used by
218 cprop, but finds constant expressions available at the end of
220 (bypass_block): New function. Given a basic block that begins
221 with a conditional jump and multiple incoming edges, perform
222 the jump bypass optimization.
223 (bypass_conditional_jumps): New function. Call bypass_block with
224 each suitable basic block in the CFG using a simple single pass.
226 2002-06-01 Roger Sayle <roger@eyesopen.com>
228 * tree.c (real_minus_onep): New function to test for -1.0.
229 * fold-const.c (fold) [MULT_EXPR]: Optimize -1.0*x into -x.
231 2002-06-01 Roger Sayle <roger@eyesopen.com>
233 * fold-const.c (fold_truthop): Transform "a || b" into "(a|b) != 0"
234 and "!p && !q" into "(p|q) == 0" under suitable conditions.
236 2002-06-01 Andreas Jaeger <aj@suse.de>
238 * cppexp.c (cpp_classify_number): Cast precission to int for
239 correct printf format.
241 2002-06-01 Marek Michalkiewicz <marekm@amelek.gda.pl>
243 * config/avr/avr.c (avr_mcu_types): Remove devices that were once
244 expected, but don't really exist: atmega83, atmega85, attiny10.
245 * config/avr/avr.h (LINK_SPEC): Update to use the new avr[1-5] ld
246 emulations for all devices.
247 (CRT_BINUTILS_SPECS): Remove atmega83, atmega85, attiny10.
248 * config/avr/t-avr (MULTILIB_MATCHES): Remove atmega83, atmega85.
250 2002-06-01 Kazu Hirata <kazu@cs.umass.edu>
252 * config/h8300/h8300-protos.h: Add a prototype for
253 h8300_shift_needs_scratch_p.
254 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): New.
255 * config/h8300/h8300.h (OK_FOR_R): New.
256 (OK_FOR_S): Likewise.
257 (OK_FOR_T): Likewise.
258 (EXTRA_CONSTRAINT): Call OK_FOR_R, OK_FOR_S, and OK_FOR_T.
259 * config/h8300/h8300.md (anonymous shift patterns): Use
260 constraints R, S, and T.
262 Sat Jun 1 11:23:22 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
264 * basic-block.h (struct basic_block_def): New field loop_father.
265 (BB_VISITED): New flag.
266 (struct loop): New field pred, removed field shared.
267 (struct loops): New field parray.
268 (LOOP_EXITS_DOMS): Removed.
269 (flow_loop_tree_node_add, flow_loop_tree_node_remove,
270 flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
271 dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
272 add_bb_to_loop, remove_bb_from_loops, find_common_loop,
273 verify_loop_structure): Declare.
274 * cfg.c (entry_exit_blocks): Initialize loop_father field.
275 * cfganal.c (dfs_enumerate_from): New function.
276 * cfgloop.c (HEAVY_EDGE_RATIO): New constant.
277 (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
278 flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
279 flow_loop_dump, flow_loops_dump, flow_loops_free,
280 flow_loop_tree_node_add, flow_loop_level_compute,
281 flow_loops_level_compute, flow_loop_scan, flow_loops_update,
282 flow_loop_outside_edge_p): Modified for new infrastructure.
283 (make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
284 redirect_edge_with_latch_update, flow_loop_free): New static functions.
285 (flow_loop_tree_node_remove, flow_bb_inside_loop_p,
286 get_loop_body, add_bb_to_loop, remove_bb_from_loops,
287 find_common_loop, verify_loop_structure, loop_latch_edge,
288 loop_preheader_edge): New functions.
289 (flow_loops_cfg_dump): Do not show dominators, as this information
290 does not remain up to date long.
291 (flow_loops_find): Store results in new format.
292 * predict.c (propagate_freq, estimate_probability,
293 estimate_loops_at_level, estimate_bb_frequencies): Use new loop
296 2002-06-01 Alan Lehotsky <apl@alum.mit.edu>
298 * except.c (nothrow_function_p): Walk epilogue delay list
299 checking the insn, not the chain for potential throws.
301 2002-05-31 Zack Weinberg <zack@codesourcery.com>
303 * Makefile.in (INSTALL_CPP, UNINSTALL_CPP): Remove.
304 (install): Refer to install-cpp directly.
305 (uninstall-cpp): Folded into uninstall rule.
306 * configure.in: Delete all code relating to --disable-cpp.
307 * configure: Regenerate.
308 * config/t-install-cpp: Delete.
310 2002-05-31 Richard Henderson <rth@redhat.com>
312 * configure.in (HAVE_AS_TLS): Add alpha tests.
313 * configure: Rebuild.
314 * config/alpha/alpha.c (TARGET_AS_TLS): New.
315 (alpha_tls_size, alpha_tls_size_string): New.
316 (overide_options): Set it. Always install machine_status hooks.
317 (input_operand): Accept got tls predicates.
318 (local_symbol_p): Merge into ...
319 (local_symbolic_operand): ... here. Reject tls symbols.
320 (global_symbolic_operand): Likewise.
321 (tls_symbolic_operand_1, dtp16_symbolic_operand): New.
322 (dtp32_symbolic_operand, gotdtp_symbolic_operand): New.
323 (tp16_symbolic_operand, tp32_symbolic_operand): New.
324 (gottp_symbolic_operand, tls_symbolic_operand_type): New.
325 (alpha_encode_section_info): Handle TLS symbols.
326 (alpha_strip_name_encoding): Likewise.
327 (alpha_legitimate_address_p): Likewise.
328 (alpha_legitimize_address): Likewise.
329 (alpha_expand_mov): Early exit to avoid nop moves.
330 (struct machine_function): Move from unicosmk.h. Add some_ld_name.
331 (alpha_init_machine_status, alpha_mark_machine_status,
332 alpha_free_machine_status): Always define.
333 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
334 (print_operand, print_operand_address): Add TLS relocs.
335 * config/alpha/alpha.h (HAVE_AS_TLS): Default 0.
336 (MASK_TLS_KERNEL, TARGET_TLS_KERNEL): New.
337 (TARGET_SWITCHES): Add -mtls-kernel.
338 (alpha_tls_size, alpha_tls_size_string): New.
339 (TARGET_OPTIONS): Add -mtls-size=.
340 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
341 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Add R0_REG.
342 (ASM_OUTPUT_LABELREF): Skip %.
343 (PRINT_OPERAND_PUNCT_VALID_P): Add &.
344 (PREDICATE_CODES): Update.
345 * config/alpha/alpha.md (UNSPEC_TLSGD_CALL, UNSPEC_TLSLDM_CALL,
346 UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_DTPREL, UNSPEC_TPREL,
347 UNSPEC_TP, UNSPECV_SET_TP): New.
348 (adddi_er_lo16_dtp, adddi_er_hi32_dtp, adddi_er_lo32_dtp,
349 adddi_er_lo16_tp, adddi_er_hi32_tp, adddi_er_lo32_tp, load_tp,
350 set_tp, movdi_er_tlsgd, movdi_er_tlsldm, movdi_er_gotdtp,
351 movdi_er_gottp, call_value_osf_tlsgd, call_value_osf_tlsldm): New.
352 (call_value_osf_2_er): Accept anything as op4.
353 * config/alpha/alpha-protos.h: Update.
354 * config/alpha/unicosmk.h (struct machine_function): Move to alpha.c.
356 2002-05-31 Zack Weinberg <zack@codesourcery.com>
358 * cppinit.c (append_include_chain): Always pay attention to
359 cxx_aware when setting new->sysp. Remove ATTRIBUTE_UNUSED
362 2002-05-31 Kazu Hirata <kazu@cs.umass.edu>
364 * target.h: Fix formatting.
365 * timevar.h: Likewise.
367 * toplev.c: Likewise.
368 * toplev.h: Likewise.
370 * tree-dump.h: Likewise.
372 * tree-inline.h: Likewise.
373 * unroll.c: Likewise.
374 * unwind-dw2.c: Likewise.
375 * unwind-dw2-fde.c: Likewise.
376 * unwind-dw2-fde-glibc.c: Likewise.
377 * unwind-dw2-fde.h: Likewise.
378 * unwind.h: Likewise.
379 * unwind-sjlj.c: Likewise.
380 * varasm.c: Likewise.
381 * varray.h: Likewise.
382 * vmsdbg.h: Likewise.
383 * vmsdbgout.c: Likewise.
384 * xcoffout.h: Likewise.
386 2002-05-31 Igor Shevlyakov <igor@microunity.com>
388 * expr.c (compare_from_rtx): Generate comparison between op0 and op1
389 rather than cc0 and 0 in a case when HAVE_cc0 is not defined.
391 2002-05-31 Matthew Woodcraft <mattheww@chiark.greenend.org.uk>
393 * gcc.c (cpp_unique_options): Remove "-d" options.
394 (cpp_debug_options): New spec string.
395 (default_compilers): Use it.
396 * objc/lang-specs.h: Likewise.
398 2002-05-31 Nathanael Nerode <neroden@twcny.rr.com>
400 * gcc/Makefile.in: Replace HOST_PREFIX, HOST_PREFIX_1 with
401 BUILD_PREFIX, BUILD_PREFIX_1, to correct nomenclature.
402 * gcc/mklibgcc.in: Likewise.
403 * gcc/config/arc/t-arc: Likewise.
404 * gcc/configure.in: Likewise.
405 * gcc/configure: Regenerate.
407 2002-05-31 Stan Shebs <shebs@apple.com>
408 Turly O'Connor <turly@apple.com>
410 * c-decl.c (struct binding_level): Change int field n_incomplete
411 to tree list incomplete_list.
412 (clear_binding_level): Init field with NULL.
413 (pushdecl): Add incomplete type to list.
414 (mark_binding_level): Mark the incomplete list.
415 (finish_struct): Scan the incomplete list for types instead
416 of all decls in the current binding level.
418 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
420 * pa.c (output_millicode_call): Add missing '%' characters.
421 (output_call): Likewise.
423 2002-05-31 David Edelsohn <edelsohn@gnu.org>
425 * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Define.
426 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
428 2002-05-31 Alan Lehotsky <apl@alum.mit.edu>
430 * varasm.c (mark_constant_pool): Walk epilogue delay list
431 checking the insn, not the chain for potential constants.
433 Fri May 31 12:38:43 2002 J"orn Rennecke <joern.rennecke@superh.com>
435 * config/sh/elf.h (ASM_SPEC): Use subtarget_endian_asm_spec.
437 Fri May 31 13:50:19 CEST 2002 Jan Hubicka <jh@suse.cz>
439 * i386.c (classify_argument): Properly handle base types.
441 * dwarf2out.c (expand_builin_init_dwarf_reg_sizes):
442 Store first DWARF_FRAME_REGISTERS dwarf registers, not pseudo
445 Fri May 31 13:37:54 CEST 2002 Jan Hubicka <jh@suse.cz>
447 * gcse.c (gcse_emit_move_after): New.
448 (pre_delete, hoist_store): Use it.
450 * reload1.c (emit_input_reload_insns): Use constrain_operands
451 instead of constraint_accepts_reg_p to verify optimization.
452 (constraint_accepts_reg_p): Kill
454 * reload1.c (reload_cse_delete_noop_set): Kill.
455 (reload_cse_simplify): use delte_insn_and_edges.
457 2002-05-31 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
459 * cfgloop.c (flow_loops_find): Initialize first and last fields
462 2002-05-31 Neil Booth <neil@daikokuya.demon.co.uk>
464 * c-common.c (builtin_define_std): Correct logic.
466 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
468 * pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
469 (output_call): Likewise.
471 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
473 * pa.c: Move output.h include after tree.h include.
474 (pa_asm_output_mi_thunk): Constify identifier lab.
476 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
478 * config/ns32k/ns32k.h: Define named constants for the
479 bits in target_flags and use them.
480 * config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
482 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
484 * config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
485 architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
486 * pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
487 default scheduling model.
488 * pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
489 * pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
490 * pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
491 * doc/install.texi (hppa*-*-*): Document default scheduling.
493 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
495 * pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
497 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
499 * config.gcc (ns32k-*-netbsd*): Set tm_file to
500 "${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
501 * config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
502 netbsd.h, or netbsd-aout.h.
504 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
506 * longlong.h (count_trailing_zeros): Add missing \, and clean up
507 whitespace in __ns32000__ case.
509 2002-05-31 Aldy Hernandez <aldyh@redhat.com>
511 * expr.c (expand_expr): Output partially zeroed out vectors with
514 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
516 * config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
518 (shl*-*-netbsdelf*): New targets.
519 * config/sh/netbsd-elf.h: New file.
521 2002-05-30 Richard Henderson <rth@redhat.com>
522 Eric Botcazou <ebotcazou@multimania.com>
525 * config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
526 to unsigned int for op1 comparisons. Use gen_int_mode.
528 2002-05-30 Eric Botcazou <ebotcazou@multimania.com>
530 * expmed.c (const_mult_add_overflow_p): New.
531 * expr.h: Declare it.
532 * loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
533 Don't eliminate the biv if the giv has a constant multiplier and
534 the rhs argument of the comparison does satisfy the predicate.
535 Use expand_mult_add to compute the replacement constant.
537 2002-05-30 Osku Salerma <osku@iki.fi>
539 * c-common.c (c_common_attribute_table): Add "may_alias" entry.
540 (c_common_get_alias_set): Handle it.
541 * doc/extend.texi: Document it.
543 2002-05-30 Richard Henderson <rth@redhat.com>
545 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
546 * toplev.c (process_options): Don't check it.
547 * doc/tm.texi: Don't document it.
548 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
549 (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
550 * config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
551 frame pointer optimization if current_function_profile.
553 2002-05-30 Kazu Hirata <kazu@cs.umass.edu>
555 * langhooks.c: Fix formatting.
556 * langhooks.h: Likewise.
558 * libgcc2.c: Likewise.
560 * local-alloc.c: Likewise.
564 2002-05-30 Marc Espie <espie@openbsd.org>
566 * config.gcc (sparc64-*-openbsd*): New.
567 * config/sparc/openbsd1-64.h: New.
568 * config/sparc/openbsd64.h: New.
570 2002-05-30 Jeff Law <law@redhat.com>
572 * flow.c (propagate_one_insn): Revise yesterday's patch. Delete
573 a dead insn with a REG_RETVAL note when the entire libcall is not
574 dead and remove the associated REG_LIBCALL note at the same time.
576 Thu May 30 19:54:30 2002 J"orn Rennecke <joern.rennecke@superh.com>
578 * lcm.c (output.h): #include.
579 (compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
580 as an ordinary block.
581 (optimize_mode_switching): Don't pretend that the exit block is
582 an ordinary block, or handle sucessors of entry block specially.
583 Instead, split edges from entry block and to exit block, and
584 put a computing definition on the thus gained post-entry-block,
585 and a need on the pre-exit-block.
587 Thu May 30 20:28:01 CEST 2002 Jan Hubicka <jh@suse.cz>
589 * gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
590 * rtl.texi: Document 'B'
592 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
594 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
596 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
598 2002-05-30 Aldy Hernandez <aldyh@redhat.com>
600 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
601 const0_rtx instead of NULL_RTX when in error.
602 (altivec_expand_abs_builtin): Same.
603 (rs6000_expand_binop_builtin): Same.
604 (altivec_expand_predicate_builtin): Same.
605 (altivec_expand_stv_builtin): Same.
606 (rs6000_expand_ternop_builtin): Same.
607 (altivec_expand_builtin): Same.
609 2002-05-29 David S. Miller <davem@redhat.com>
611 * rtl.h (clear_emit_caches): Delete.
612 * integrate.c (output_inline_function): Don't call it.
613 * emit-rtl.c (restore_emit_status, init_emit): Likewise.
614 (clear_emit_caches): Delete definition.
615 (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
617 2002-05-30 Hans-Peter Nilsson <hp@bitrange.com>
619 * config/mmix/mmix.c: Include real.h.
620 (mmix_constant_address_p): Remove redundant test before switch.
622 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
624 * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
625 only if not already defined.
627 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
629 * config/h8300/h8300-protos.h: Remove prototypes for
630 ok_for_bclr and small_power_of_two.
631 * config/h8300/h8300.c (small_power_of_two): Remove.
632 (ok_for_blcr): Likewise.
633 (fix_bit_operand): Make WHAT deal with an integer instead of a
634 constraint character.
635 * config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
636 (CONST_OK_FOR_P): Likewise.
637 (CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
638 CONST_OK_FOR_P any more.
639 * config/h8300/h8300.md (andqi3): Adjust to the new prototype
644 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
646 * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
647 (CPP_PREDEFINES): Make sure this is undefined.
648 (CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
649 since it is no longer in CPP_PREDEFINES. Don't -U__MIPSEL__
650 or -U__MIPSEB__ before defining one or the other. Instead,
651 use %(subtarget_endian_default) if neither -EB nor -EL are
653 (SUBTARGET_EXTRA_SPECS): Define.
654 (SUBTARGET_CPP_SPEC): Remove __LONG64 handling. Use
657 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
659 * doc/md.texi (Patterns): Note pattern condition pitfall
662 2002-05-29 Aldy Hernandez <aldyh@redhat.com>
664 * rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
665 when TARGET_ALTIVEC. Move handling of generic unary, binary, and
666 ternary operations from here...
667 (rs6000_expand_builtin): ...to here.
668 New argument expandedp.
669 Change all instances of altivec_expand_binop_builtin to
670 rs6000_expand_binop_builtin.
671 (altivec_expand_unop_builtin): Rename to
672 rs6000_expand_unop_builtin.
673 (altivec_expand_binop_builtin): Rename to
674 rs6000_expand_binop_builtin.
675 (altivec_expand_ternop_builtin): Rename to
676 rs6000_expand_ternop_builtin.
678 2002-05-29 Richard Henderson <rth@redhat.com>
680 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
681 (TARGET_BI_ARCH): Likewise.
682 * config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
683 (TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
684 (TARGET_64BIT_DEFAULT): Default to 0.
685 (TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
687 2002-05-29 Richard Henderson <rth@redhat.com>
689 * config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
690 (get_pc_thunk_name): New.
691 (output_set_got): Use it.
692 (ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
693 into linkonce sections.
695 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
697 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
698 (CPP_PREDEFINES): Make sure this is undefined.
699 (CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
700 (CPP_SUBTARGET_SPEC): Don't provide different versions for
701 default-32 and default-64. Just always use %(netbsd_cpp_spec).
702 (SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
703 cpp_subtarget_spec64. Add netbsd_cpp_spec.
704 * config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
705 (CPP_PREDEFINES): Make sure this is undefined.
706 (SUBTARGET_EXTRA_SPECS): Define.
707 (CPP_SPEC): Use %(netbsd_cpp_spec).
709 2002-05-29 Jeff Law <law@redhat.com>
711 * pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
713 * flow.c (propagate_one_insn): Do not remove a dead insn if it
714 contains a REG_RETVAL note.
716 * haifa-sched (sched_analyze): Remove another useless clearing
717 of SCHED_GROUP_P I missed yesterday.
719 * pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
720 * pa.c (pa_asm_output_mi_thunk): New function.
721 * pa-protos.h (pa_asm_output_mi_thunk): Declare.
723 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
724 Marek Michalkiewicz <marekm@amelek.gda.pl>
726 * config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
727 (avr_asm_only_p): Make non-static.
728 (enum avr_arch): Remove.
729 (avr_arch_types): New.
730 (avr_mcu_types): Update.
731 (avr_override_options): Use avr_arch_types table instead of switch.
732 * avr.h (CPP_PREDEFINES): Die.
733 (avr_base_arch_macro, avr_extra_arch_macro): New.
734 (TARGET_CPU_CPP_BUILTINS): New.
735 (CPP_SPEC, EXTRA_SPECS): Simplify.
736 (CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
739 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
741 * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
742 NETBSD_OS_CPP_BUILTINS_AOUT.
743 (SUBTARGET_EXTRA_SPECS): Define.
744 (CPP_SPEC): Use %(netbsd_cpp_spec).
746 2002-05-29 Richard Henderson <rth@redhat.com>
748 * config/i386/i386.c (ix86_output_function_epilogue): New.
749 (TARGET_ASM_FUNCTION_EPILOGUE): New.
750 (pic_label_name): Remove.
751 (pic_labels_used): New.
752 (ix86_asm_file_end): Emit one pc load stub for each register used.
753 (output_set_got): Generate deep pc load to any register.
754 (ix86_select_alt_pic_regnum): New.
755 (ix86_save_reg): Don't save pic register if we can find a valid
756 call-clobbered replacement.
757 (ix86_expand_prologue): If we found a valid replacement, renumber
758 pic_offset_table_rtx.
759 * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
760 pic_offset_table_rtx after reload.
761 (REAL_PIC_OFFSET_TABLE_REGNUM): New.
762 * config/i386/i386.md (set_got): Make insn, not expander.
763 (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
765 2002-05-29 Richard Henderson <rth@redhat.com>
767 * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
768 alignment for alloca.
770 2002-05-29 Richard Henderson <rth@redhat.com>
772 * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
773 (print_operand_address): Only add rip for symbolic addresses
774 for which we do not have another relocation type.
776 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
778 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
779 (EXTRA_SPECS): Add netbsd_cpp_spec.
780 (CPP_SPEC): Use %(netbsd_cpp_spec).
781 (CPP_PREDEFINES): Remove.
782 * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
783 (EXTRA_SPECS): Define.
784 (CPP_SPEC): Use %(netbsd_cpp_spec).
785 (CPP_PREDEFINES): Remove.
787 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
790 * cppmacro.c (cpp_macro_definition): Reserve space for terminating
793 2002-05-29 Eric Christopher <echristo@redhat.com>
795 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
796 mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
798 2002-05-29 Nick Clifton <nickc@cambridge.redhat.com>
800 * config/fr30/fr30.md: Remove previous restriction on splits.
801 Enforce conformance through gen_lowpart and cont_int_operand.
802 * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
803 as the assembler does not support ".bss".
805 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
807 * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
808 (CPP_PREDEFINES): Remove.
809 (SUBTARGET_EXTRA_SPECS): Define.
810 (CPP_SPEC): Use %(netbsd_cpp_spec).
811 * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
812 (CPP_PREDEFINES): Remove.
813 (SUBTARGET_EXTRA_SPECS): Define.
814 (CPP_SPEC): Use %(netbsd_cpp_spec).
815 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
816 (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
817 (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
819 (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
821 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
822 Zack Weinberg <zack@codesourcery.com>
824 * cppexp.c (cpp_num): Move to cpplib.h.
826 (interpret_float_suffix, interpret_int_suffix): New.
827 (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
828 (cpp_classify_number, cpp_interpret_integer): New.
829 (interpret_number): Remove.
830 (eval_token): Update to use new routines.
831 * cpphash.h (cpp_num_part): Move to cpplib.h.
832 * cppinit.c (cpp_post_options): Set warn_long_long.
833 * cpplib.h (struct cpp_options): Add warn_long_long.
834 (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
835 CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
836 CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
837 CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
838 cpp_interpret_integer): New.
840 2002-05-29 Joel Sherrill <joel@OARcorp.com>
842 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
844 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
846 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
847 NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
848 (CPP_SUBTARGET_SPEC): Define.
849 (SUBTARGET_EXTRA_SPECS): Define.
852 2002-05-29 Chris Lattner <sabre@nondot.org>
854 * ssa.c (rename_insn_1): Rename uses of undefined registers to
855 prevent confusion if/when the register is defined.
857 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
860 * config/cris/cris.md: Fix typos and thinkos in comments.
861 ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
863 ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
864 ("*mov_sideqi_mem"): Similar, but for operand 3.
865 ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
866 (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
867 Remove spurious mode specifier on operand 2.
869 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
871 * config/h8300/h8300-protos.h: Remove the prototype for
873 Add prototypes for single_one_operand and single_zero_operand.
874 * config/h8300/h8300.c (o_operand): Remove.
875 (single_one_operand): New.
876 (single_zero_operand): Likewise.
877 (print_operand): For 'V' operand, and the operand with 0xff.
878 For 'V' and 'W' operands, do not and the bit position with 7.
879 * config/h8300/h8300.md (various anonymous patterns): Replace
880 use of exact_log2 with single_one_operand/single_zero_operand.
882 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
884 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
886 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
888 * config/s390/s390.c (legitimate_pic_operand_p): Do not
889 accept symbolic LARL operands.
890 (s390_emit_epilogue): Do not set FRAME_RELATED_P on
893 2002-05-29 Hartmut Penner <hpenner@de.ibm.com>
895 * config/s390/s390.md (cmpstr_64/31): Mark whole
896 input registers as used.
898 2002-05-28 Richard Henderson <rth@redhat.com>
900 * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
901 not current_function_uses_pic_offset_table and
902 current_function_uses_const_pool; examine current_function_profile.
903 (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
904 input to blockage if needed.
905 (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
906 (legitimize_pic_address): Likewise. Set regs_ever_live for
907 pic_offset_table_rtx when invoked during reload.
908 * config/i386/i386.h (FINALIZE_PIC): Remove.
909 * config/i386/i386.md (tablejump): Reformat. Do not set
910 current_function_uses_pic_offset_table.
911 (tls_global_dynamic, tls_local_dynamic_base): Likewise.
912 (blockage): Accept anything as operand 0.
914 2002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
916 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
917 common CPP built-ins for all NetBSD a.out targets.
918 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
919 common CPP built-ins for all NetBSD ELF targets.
920 * config/netbsd.h: Add missing notice.
921 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
922 for all NetBSD targets.
923 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
924 for all NetBSD targets using an LP64 code model.
925 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
928 2002-05-28 Richard Henderson <rth@redhat.com>
930 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
931 update if UPDATE_LIFE_LOCAL.
933 2002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
935 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
937 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
938 Jason R. Thorpe <thorpej@wasabisystems.com>
940 config/sh reorganization to factor out endianness and coff:
942 * config/sh/little.h: New file.
943 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
944 defined, define to 0 to select big-endian.
945 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
946 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
947 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
948 * config/sh/t-be: New file.
949 * config/sh/t-le: New file.
951 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
952 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
953 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
954 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
955 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
956 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
957 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
958 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
959 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
960 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
961 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
962 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
963 (LINK_SPEC): Define to SH_LINK_SPEC.
964 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
965 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
966 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
967 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
968 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
969 * config/sh/coff.h: New file.
970 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
971 (TARGET_OBJFMT_CPP_BUILTINS): Define.
972 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
973 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
974 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
975 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
976 (PTRDIFF_TYPE): Likewise.
977 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
978 (CPP_PREDEFINES): Don't define.
979 (TARGET_OBJFMT_CPP_BUILTINS): Define.
980 (LINK_SPEC): Define to SH_LINK_SPEC.
981 (LINK_EMUL_PREFIX): Redefine.
982 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
983 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
984 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
985 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
986 (TARGET_OS_CPP_BUILTINS): Define.
987 (TARGET_DEFAULT): Redefine.
988 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
989 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
990 (LINK_SPEC): Don't redefine.
991 (LINK_DEFAULT_CPU_EMUL): Redefine.
992 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
993 * sh.c (sh_asm_named_section): Don't declare / define.
994 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
995 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
996 (sh64-*-elf* tm_file): Likewise.
997 (sh-*-rtemself* tm_file): Likewise.
998 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
999 (sh-*-linux* tmake_file): Add sh/t-le.
1000 (sh-*-rtems* tm_file): Add sh/coff.h
1001 (sh-*-* tm_file): Likewise.
1003 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
1005 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
1006 CONSTANT_POOL_ADDRESS_P.
1008 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
1010 2002-05-28 David Edelsohn <edelsohn@gnu.org>
1011 Jeff Law <law@redhat.com>
1013 * optabs.c (expand_binop): Fix nwords sign warnings.
1014 generate pseudo for add_optab.
1016 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
1017 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
1019 2002-05-28 Marc Espie <espie@openbsd.org>
1021 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
1022 inherited from gas.h.
1023 (ASM_QUAD): Undef. OpenBSD does not support it.
1025 2002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
1027 * doc/install.texi (binaries): Change mingw binaries
1028 link to www.mingw.org.
1030 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1032 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
1034 2002-05-28 Richard Henderson <rth@redhat.com>
1036 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
1037 bottom alignment for leaf functions.
1039 2002-05-28 Zack Weinberg <zack@codesourcery.com>
1041 * config/pa/milli32.S, config/pa/lib1funcs.asm,
1042 config/sparc/sol2-g1.asm: Delete unused files.
1044 2002-05-28 Richard Henderson <rth@redhat.com>
1046 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
1048 * flow.c (calculate_global_regs_live): Rename call_used to
1049 invalidated_by_call. Initialize from regs_invalidated_by_call
1050 instead of call_used_regs.
1052 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
1055 2002-05-28 Zack Weinberg <zack@codesourcery.com>
1057 * tree.h: Don't include real.h.
1058 Forward-declare struct realvaluetype.
1059 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
1061 (TREE_REAL_CST_PTR): New accessor.
1062 (TREE_REAL_CST): Update.
1063 * real.h: Include machmode.h.
1064 (realvaluetype): Make it struct realvaluetype, not a typedef.
1065 (build_real): Prototype here.
1067 * tree.c: Include real.h.
1068 (build_real): Allocate the REAL_VALUE_TYPE as a separate
1069 object in GC memory, set TREE_REAL_CST_PTR to point to it.
1070 (build_real_from_int_cst): Use build_real.
1071 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
1074 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
1075 fold-const.c, print-tree.c, real.c: Include real.h.
1076 * Makefile.in: Update dependency lists.
1078 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1080 * basic-block.h (last_basic_block): Declare.
1081 (expunge_block_nocompact): Declaration removed.
1082 (compact_blocks): Declare.
1083 * cfg.c (last_basic_block): New variable.
1084 (expunge_block_nocompact): Removed.
1085 (expunge_block): Do not compact basic blocks.
1086 (compact_blocks): New.
1087 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
1089 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
1091 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
1092 real positions of blocks.
1093 (delete_unreachable_blocks): Simplified -- quadratic behavior now
1095 (cleanup_cfg): Compact blocks.
1096 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
1097 basic_block_info varray.
1098 (flow_delete_block): Comment update.
1099 (back_edge_of_syntactic_loop_p): Modify position check code.
1100 (verify_flow_info): Update checking.
1101 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
1102 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
1103 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
1104 indices no longer change.
1105 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
1107 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
1108 * profile.c (branch_prob): Compact blocks.
1109 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
1112 2002-05-28 Kazu Hirata <kazu@cs.umass.edu>
1114 * config/h8300/h8300.md (two anonymous patterns): New.
1116 2002-05-28 David S. Miller <davem@redhat.com>
1118 * config/sparc/sparc.md (cpu): Tidy.
1119 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
1121 (in_call_delay): Delete reference to 'return' type.
1122 (eligible_for_return_delay, in_return_delay, define_delay
1123 referencing those): Delete.
1124 (rest of file): Use new type attributes as appropriate.
1125 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
1126 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
1127 * config/sparc/ultra1_2.md (us1_single): New reservation.
1128 (us1_ialuX): Likewise.
1129 * config/sparc/ultra3.md (us3_single): Likewise.
1130 (us3_ialuX): Likewise.
1131 (us3_imul, us3_idiv): Tweak.
1133 2002-05-28 Richard Henderson <rth@redhat.com>
1135 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
1138 2002-05-28 Richard Henderson <rth@redhat.com>
1140 * config.gcc: Obsolete mn10200.
1142 2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
1144 * cppexp.c (interpret_number): Optimize for single-digit
1145 and less-than-half-precision cases.
1146 (num_trim, num_positive, num_div_op): Cast constants.
1148 2002-05-27 Bo Thorsen <bo@suse.de>
1150 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
1151 3.1 branch. The file was made by Jakub Jelinek.
1152 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
1153 support so multilib doesn't break. And don't define this at all
1154 when -Dinhibit_libc is used.
1155 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
1156 * config/i386/t-linux64: Implement full multilib support. Patch
1157 originally done by Andreas Jaeger and Jakub Jelinek.
1159 2002-05-27 Roger Sayle <roger@eyesopen.com>
1161 * c-common.c: Add support for __attribute__((nothrow)) to specify
1162 that a function cannot throw an exception (using TREE_NOTHROW).
1163 (handle_nothrow_attribute): New function to process this attribute.
1165 * doc/extend.texi: Document the new nothrow function attribute.
1167 2002-05-27 H.J. Lu (hjl@gnu.org)
1169 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
1170 (num_positive): Likewise.
1171 (num_div_op): Likewise.
1173 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1175 * c-common.c (c_common_init): Always use intmax_t.
1177 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1179 * c-common.c (c_common_init): Use intmax_t for now.
1181 2002-05-24 Andrew Haley <aph@redhat.com>
1183 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
1184 if T is a boolean type.
1186 2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1188 * basic-block.h (last_basic_block): Defined as synonym for
1190 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
1191 flow_depth_first_order_compute, flow_preorder_transversal_compute,
1192 flow_dfs_compute_reverse_init): Replaced relevant occurences of
1193 n_basic_blocks with last_basic_block.
1194 * cfgbuild.c (make_edges): Likewise.
1195 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
1196 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
1197 * combine.c (combine_instructions): Likewise.
1198 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
1199 iterative_dataflow_bitmap): Likewise.
1200 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
1201 calc_idoms, idoms_to_doms): Likewise.
1202 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
1204 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
1205 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
1206 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
1207 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
1208 delete_null_pointer_checks, compute_code_hoist_vbeinout,
1209 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
1210 compute_store_table, build_store_vectors): Likewise.
1211 * haifa-sched.c (sched_init): Likewise.
1212 * ifcvt.c (if_convert): Likewise.
1213 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
1214 pre_edge_lcm, compute_available, compute_nearerout,
1215 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
1217 * predict.c (estimate_probability, process_note_prediction,
1218 note_prediction_to_br_prob): Likewise.
1219 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
1220 * recog.c (split_all_insns, peephole2_optimize): Likewise.
1221 * regrename.c (copyprop_hardreg_forward): Likewise.
1222 * resource.c (init_resource_info): Likewise.
1223 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
1224 init_regions, schedule_insns): Likewise.
1225 * ssa-ccp.c (ssa_const_prop): Likewise.
1226 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1227 * ssa.c (compute_dominance_frontiers,
1228 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
1230 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
1231 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
1234 Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
1236 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
1238 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
1239 hoist_insn_after, hoist_insn_to_edge): New.
1241 Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
1243 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
1244 (PROP_FINAL): Include.
1245 * flow.c (life_analysis, update_life_info,
1246 init_propagate_block_info, mark_set_1, mark_used_rgs):
1247 Support SCAN_DEAD_STORE.
1249 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1251 * c-common.c (c_common_init): Set CPP arithmetic precision.
1252 * cppexp.c (cpp_num_part): Move typedef ...
1253 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
1254 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
1255 (sanity_checks): Update.
1257 2002-05-26 Geoffrey Keating <geoffk@redhat.com>
1259 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
1260 (mkheaders): New rule.
1261 (install-mkheaders): New rule.
1262 * configure.in (all_outputs): Add mkheaders.
1263 * configure: Regenerate.
1264 * mkheaders.in: New file.
1266 2002-05-26 Jakub Jelinek <jakub@redhat.com>
1268 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
1270 2002-05-26 Andreas Jaeger <aj@suse.de>
1272 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
1274 2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
1276 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
1277 right_shift): Remove.
1278 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
1280 (struct op): Use cpp_num.
1281 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
1282 num_part_mul, num_unary_op, num_binary_op, num_negate,
1283 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
1284 num_div_op, num_lshift, num_rshift, append_digit): New.
1285 (interpret_number, parse_defined, eval_token, reduce): Update
1286 for two-integer arithmetic.
1287 (binary_handler): New typedef.
1289 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
1290 (_cpp_parse_expr, reduce): Update to handle two-integers.
1291 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
1293 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1295 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
1296 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
1297 branch insn into account, do not assume 1.
1298 (avr_out_sbxx_branch): New function. Optimize cases of skipping
1299 over single word insn. Handle upper half of I/O space too.
1300 * config/avr/avr.md (*sbrx_branch): Use it.
1301 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
1302 (*sbix_branch, *sbix_branch_bit7): Likewise.
1303 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
1304 Use RTL peepholes to optimize register operand sign tests.
1306 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1308 * config/avr/avr.c (avr_asm_only_p): New variable.
1309 (avr_override_options): Set it here if AVR1.
1310 (asm_file_start): Test it here, report an error if set.
1312 2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
1314 * alias.c: Fix formatting.
1315 * attribs.c: Likewise.
1316 * bb-reorder.c: Likewise.
1317 * bitmap.c: Likewise.
1318 * bitmap.h: Likewise.
1319 * builtins.c: Likewise.
1321 Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
1323 * reload.c (find_valid_class): Accept new argument DEST,
1324 choose class accordingly.
1325 (push_reload): Update callers.
1327 2002-05-26 Andreas Jaeger <aj@suse.de>
1329 * combine.c (combine_instructions): Do not indent #if for
1332 2002-05-25 Richard Henderson <rth@redhat.com>
1334 * c-pragma.c (apply_pragma_weak): Convert value identifier to
1335 string for decl_attributes.
1336 (handle_pragma_weak): Call assemble_alias if we're modifying
1339 2002-05-25 Richard Henderson <rth@redhat.com>
1342 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
1343 using rtl instead of fprintf.
1344 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
1345 * config/sparc/sparc-protos.h: Update.
1347 2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
1349 * Makefile.in (C_COMMON_H): Fix.
1350 Update other targets.
1351 * c-common.c: Don't include c-lex.h.
1352 (builtin_define_with_value): Make static and prototype.
1353 (builtin_define_std): Move from c-lex.h.
1354 * c-common.h (init_c_lex): Move from c-lex.h.
1355 * c-decl.c: Don't include c-lex.h.
1356 (make_pointer_declarator): Move from c-parse.in.
1357 * c-lex.c: Don't include c-lex.h.
1359 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
1360 (make_pointer_declarator): Move to c-decl.c.
1361 * c-pragma.c: Don't include c-lex.h.
1362 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
1363 * c-tree.h (make_pointer_declarator): New.
1365 * passes.texi, tm.texi: Update.
1367 * Make-lang.in: Update and correct.
1368 * objc-act.c: Don't include c-lex.h or cpplib.h.
1370 * treetree.c: Don't include c-lex.h.
1372 * darwin-c.c: Don't include c-lex.h.
1373 * c4x/c4x-c.c: Don't include c-lex.h.
1374 * c4x/t-c4x: Update.
1375 * i370/i370-c.c: Don't include c-lex.h.
1376 * i370/t-i370: Update.
1377 * i960/i960-c.c: Don't include c-lex.h.
1378 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
1379 * i960/t-960bare: Update.
1380 * i960/t-vxworks: Update.
1381 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
1382 * rs6000/t-darwin: Update.
1383 * rs6000/t-rs6000-c-rule: Update.
1384 * v850/v850-c.c: Don't include c-lex.h.
1385 * v850/v850.c: Don't include c-lex.h or cpplib.h.
1388 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
1390 * tree.def: Fix typos.
1391 * doc/install.texi: Likewise.
1393 2002-05-25 Richard Henderson <rth@redhat.com>
1395 * configure.in (HAVE_AS_TLS): Add ia64 test.
1396 * configure: Rebuild.
1397 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
1398 (override_options): Set it.
1399 (TARGET_HAVE_TLS): New.
1400 (sdata_symbolic_operand): Look for 's'.
1401 (tls_symbolic_operand): New.
1402 (ia64_expand_load_address): Abort for tls symbols.
1403 (gen_tls_get_addr): New.
1404 (gen_thread_pointer): New.
1405 (ia64_expand_move): Split out from movdi. Handle tls symbols.
1406 (rtx_needs_barrier): Add new unspecs.
1407 (ia64_encode_section_info): Handle tls symbols.
1408 (ia64_strip_name_encoding): Strip two encoding chars.
1409 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
1410 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
1411 (TARGET_OPTIONS): Add tls-size.
1412 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
1413 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
1414 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
1415 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
1416 (movsf, movdf): Likewise.
1417 (movdi_symbolic): Use match_scratch. Don't split if we won't
1418 have a scratch availiable.
1419 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
1420 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
1421 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
1422 * config/ia64/ia64-protos.h: Update.
1423 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1424 sdata_symbolic_operand.
1425 (ASM_OUTPUT_LABELREF): Strip two characters.
1427 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
1429 * combine.c (simplify_set): Remove an unnecessary subreg.
1431 2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
1433 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
1435 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
1437 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
1439 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
1441 2002-05-25 Roger Sayle <roger@eyesopen.com>
1443 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
1444 (cond (compare x y) 0) into the equivalent (cond x y).
1446 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
1448 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
1450 2002-05-24 Zack Weinberg <zack@codesourcery.com>
1452 * config.gcc: Remove all stanzas for previously obsoleted
1453 systems. Where necessary, add explicit error stanzas to
1454 prevent removed systems from being misidentified as something
1455 else. Begin a fresh obsoletions list, with the systems that
1456 were reprieved last round.
1457 * doc/install.texi: Remove all mention of dead targets.
1458 * fixinc/mkfixinc.sh: Likewise.
1460 * config/arm/arm.h: Bit 31 of target_flags is no longer
1463 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
1464 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
1465 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
1466 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
1467 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
1468 config/alpha/osf12.h, config/alpha/osf2or3.h,
1469 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
1470 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
1471 config/clipper/clipper-protos.h, config/clipper/clipper.c,
1472 config/clipper/clipper.h, config/clipper/clipper.md,
1473 config/clipper/clix.h, config/convex/convex-protos.h,
1474 config/convex/convex.c, config/convex/convex.h,
1475 config/convex/convex.md, config/convex/fixinc.convex,
1476 config/convex/proto.h, config/elxsi/elxsi-protos.h,
1477 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
1478 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
1479 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
1480 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
1481 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
1482 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
1483 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
1484 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
1485 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
1486 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
1487 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
1488 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
1489 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
1490 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
1491 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
1492 config/m68k/altos3068.h, config/m68k/apollo68.h,
1493 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
1494 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
1495 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
1496 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
1497 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
1498 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
1499 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
1500 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
1501 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
1502 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
1503 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
1504 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
1505 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
1506 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
1507 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
1508 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
1509 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
1510 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
1511 config/mips/dec-osf1.h, config/mips/elflorion.h,
1512 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
1513 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
1514 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
1515 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
1516 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
1517 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
1518 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
1519 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
1520 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
1521 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
1522 config/ns32k/sequent.h, config/ns32k/tek6000.h,
1523 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
1524 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
1525 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
1526 config/sparc/rtems.h, config/we32k/we32k-protos.h,
1527 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
1530 2002-05-24 Richard Henderson <rth@redhat.com>
1532 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
1533 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
1534 * config/i386/i386.c (tls_model_chars): Add leading space.
1535 (tls_symbolic_operand): Don't bias by 1.
1536 (legitimize_address): Don't unbias by 1.
1538 2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1540 * lcm.c (optimize_mode_switching): Change bb used as indices
1543 2002-05-24 Richard Henderson <rth@redhat.com>
1545 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
1546 of update_life_info_in_dirty_blocks.
1548 2002-05-24 Jakub Jelinek <jakub@redhat.com>
1551 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
1553 2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
1555 PR preprocessor/6780
1556 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
1558 2002-05-24 Jim Blandy <jimb@redhat.com>
1560 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
1561 entry with a type code of zero, marking the end of the compilation
1564 2002-05-24 Richard Henderson <rth@redhat.com>
1566 * varasm.c (asm_output_bss): Always output one byte.
1567 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
1569 2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
1571 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
1574 2002-05-24 Andreas Jaeger <aj@suse.de>
1576 * ggc-page.c (alloc_page): Cast variables of type size_t to
1577 unsigned long, adjust printf format string.
1578 (ggc_alloc): Likewise.
1579 (ggc_print_statistics): Likewise.
1580 (ggc_print_statistics): Correct printf format string for SCALE to
1583 2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
1585 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
1587 2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
1588 Zack Weinberg <zack@codesourcery.com>
1590 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
1592 * dwarf2out.c (lookup_filename): Properly quote filename in .file
1593 directive in assembly file.
1594 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
1595 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
1596 * config/pj/pj.h (ASM_FILE_START): Likewise.
1597 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
1598 * config/avr/avr.c (asm_file_end): Likewise.
1599 * toplev.c (output_quoted_string): Handle possibly signed plain
1601 * toplev.h (output_clean_symbol_name): Declare
1602 * toplev.c (output_clean_symbol_name): Define.
1603 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
1604 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
1606 2002-05-24 Alan Modra <amodra@bigpond.net.au>
1608 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
1610 2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
1612 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
1613 of size of unsigned.
1615 2002-05-23 Richard Henderson <rth@redhat.com>
1617 * configure.in (HAVE_AS_TLS): New test.
1618 * config.in, configure: Rebuild.
1619 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
1620 (ix86_tls_dialect_string, ix86_tls_dialect): New.
1621 (override_options): Set it.
1622 (tls_model_chars, tls_symbolic_operand): New.
1623 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
1624 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
1625 (local_exec_symbolic_operand): New.
1626 (get_pic_label_name): Merge into output_set_got.
1627 (ix86_asm_file_end): Emit pic_label_name if defined.
1628 (legitimate_constant_p, constant_address_p): New.
1629 (legitimate_pic_operand_p): New.
1630 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
1631 (legitimate_address_p): Likewise.
1632 (ix86_encode_section_info): Rename from i386_; handle tls decls.
1633 (ix86_strip_name_encoding): New.
1634 (get_thread_pointer): New.
1635 (legitimize_address): Handle tls symbols.
1636 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
1638 (struct machine_function): Add some_ld_name.
1639 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
1640 (print_operand) [&]: Use it. Handle UNSPEC_TP.
1641 (output_addr_const_extra): New.
1642 (maybe_get_pool_constant): New.
1643 (ix86_split_to_parts): Use it.
1644 (ix86_expand_move): Handle tls symbols.
1645 (ix86_tls_get_addr): New.
1646 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
1647 (TARGET_OPTIONS): Add tls-dialect.
1648 (CONSTANT_ADDRESS_P): Use new out-of-line function.
1649 (LEGITIMATE_CONSTANT_P): Likewise.
1650 (LEGITIMATE_PIC_OPERAND_P): Likewise.
1651 (TARGET_STRIP_NAME_ENCODING): New.
1652 (ASM_OUTPUT_LABELREF): New.
1653 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
1654 (OUTPUT_ADDR_CONST_EXTRA): New.
1655 (PREDICATE_CODES): Update.
1656 (ix86_tls_dialect, ix86_tls_dialect_string): New.
1657 * config/i386/i386.md: Regroup and renumber unspec constants.
1658 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
1659 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
1660 (tls_global_dynamic, tls_local_dynamic_base): New.
1661 (tls_local_dynamic_once): New.
1662 * config/i386/i386-protos.h: Update.
1664 2002-05-23 Richard Henderson <rth@redhat.com>
1666 * genemit.c (gen_insn): Print file:lineno comment before function.
1668 * gensupport.c (struct queue_elem): Add filename member.
1669 (queue_pattern): Initialize it; update all callers.
1670 (process_include): Don't free filename.
1671 (read_md_rtx): Set read_rtx_filename.
1673 2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
1675 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
1677 2002-05-23 Richard Henderson <rth@redhat.com>
1679 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
1681 2002-05-23 Richard Henderson <rth@redhat.com>
1683 * doc/extend.texi (C++98 Thread-Local Edits): Update with
1684 commentary from Mark.
1686 2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1688 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
1689 Use FOR_EACH_BB macros to iterate over basic block chain.
1690 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
1691 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
1693 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
1694 find_unreachable_blocks, create_edge_list, verify_edge_list,
1695 remove_fake_edges, add_noreturn_fake_exit_edges,
1696 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
1698 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
1699 find_sub_basic_blocks): Likewise.
1700 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
1702 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
1704 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
1706 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
1707 commit_edge_insertions, commit_edge_insertions_watch_calls,
1708 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
1709 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
1710 * conflict.c (conflict_graph_compute): Likewise.
1711 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
1712 df_modified_p, df_refs_unlink, df_dump): Likewise.
1713 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
1714 * final.c (compute_alignments): Likewise.
1715 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
1716 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
1717 count_or_remove_death_notes): Likewise.
1718 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
1719 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
1720 classic_gcse, compute_transp, cprop, compute_pre_data,
1721 compute_transpout, invalidate_nonnull_info,
1722 delete_null_pointer_checks_1, delete_null_pointer_checks,
1723 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
1724 compute_store_table, build_store_vectors, store_motion): Likewise.
1725 * global.c (global_conflicts, mark_elimination): Likewise.
1726 * graph.c (print_rtl_graph_with_bb): Likewise.
1727 * haifa-sched.c (sched_init): Likewise.
1728 * ifcvt.c (if_convert): Likewise.
1729 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
1730 compute_available, compute_nearerout, compute_rev_insert_delete,
1731 optimize_mode_switching): Likewise.
1732 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
1733 * predict.c (estimate_probability, note_prediction_to_br_prob,
1734 propagate_freq, counts_to_freqs, expensive_function_p,
1735 estimate_bb_frequencies): Likewise.
1736 * profile.c (instrument_edges, get_exec_counts,
1737 compute_branch_probabilities, compute_checksum, branch_prob,
1738 find_spanning_tree): Likewise.
1739 * recog.c (split_all_insns, peephole2_optimize): Likewise.
1740 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
1742 * regclass.c (scan_one_insn, regclass): Likewise.
1743 * regmove.c (mark_flags_life_zones, regmove_optimize,
1744 record_stack_memrefs): Likewise.
1745 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
1746 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
1747 * resource.c (find_basic_block): Likewise.
1748 * sched-ebb.c (schedule_ebbs): Likewise.
1749 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
1750 find_single_block_region, find_rgns, schedule_insns)
1751 * sibcall.c (optimize_sibling_and_tail_recursive_call)
1752 * ssa-ccp.c (optimize_unexecutable_edges,
1753 ssa_ccp_df_delete_unreachable_insns): Likewise.
1754 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1755 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
1756 rename_block, convert_to_ssa, compute_conservative_reg_partition,
1757 compute_coalesced_reg_partition, rename_equivalent_regs,
1758 convert_from_ssa): Likewise.
1759 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
1760 process_for_unwind_directive): Likewise.
1762 * df.c (FOR_ALL_BBS): Removed.
1763 * gcse.c (struct null_pointer_info): Type of current_block field
1765 (struct reg_avail_info): Type of last_bb field changed.
1766 * config/ia64/ia64.c (block_num): Removed.
1767 (need_copy_state): Type changed.
1770 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1772 * cppinit.c (mark_named_operators): Split out from init_builtins.
1773 (cpp_finish_options): Call it from here instead.
1775 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
1777 * builtin-attrs.def: Update copyright years.
1778 (ATTR_NONNULL): New attribute identifier.
1779 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
1780 attribute tree lists.
1781 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
1783 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
1784 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
1785 attribute lists. Chain the appropriate nonnull attribute.
1786 * c-format.c (check_format_arg): Remove null format string
1788 * testsuite/gcc.dg/format/null-1.c: New test.
1790 2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1792 * Makefile.in (ADAC): Define.
1794 (.SUFFIXES): Move before language makefile fragments.
1795 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
1797 2002-05-23 Mark Mitchell <mark@codesourcery.com>
1799 * varasm.c (make_decl_rtl): Don't allow weak variables to be
1802 Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
1804 * cfg.c (dump_flow_info): Print results of
1805 maybe_hot/probably_never_executed predicates.
1806 * toplev.c (open_dump_file): Print function frequency.
1808 2002-05-23 David S. Miller <davem@redhat.com>
1810 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
1813 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
1815 * c-common.c (warn_nonnull): Declare.
1816 (c_common_attribute_table): Add "nonnull" attribute.
1817 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
1818 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
1819 check_function_arguments_recurse): New functions.
1820 * c-common.h (warn_nonnull): Declare extern.
1821 (check_function_arguments, check_function_arguments_recurse): New
1823 * c-decl.c (c_decode_option): Add -Wnonnull option.
1824 * c-format.c (set_Wformat): Set warn_nonnull if enabling
1826 (format_check_context): New structure.
1827 (check_format_info_recurse): Remove recursion and rename to...
1828 (check_format_arg): ...this. Update comment.
1829 (check_format_info): Use check_function_arguments_recurse.
1830 * c-typeck.c (build_function_call): Call check_function_arguments
1831 instead of check_function_format.
1832 * doc/extend.texi: Document "nonnull" attribute.
1833 * doc/invoke.texi: Docuemnt -Wnonnull option.
1834 * testsuite/gcc.dg/nonnull-1.c: New test.
1835 * testsuite/gcc.dg/nonnull-2.c: New test.
1837 2002-05-23 David S. Miller <davem@redhat.com>
1839 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
1840 * cfgcleanup.c (cleanup_cfg): If it is set do not
1841 attempt to delete trivially dead insns.
1842 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
1843 * toplev.c (rest_of_compilation): Document non-trivial aspect
1844 the RTL before optimize_save_area_alloca is run.
1846 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1848 * c-lex.c (indent_level): Remove.
1849 (cb_file_change, c_lex): Remove indent level handling.
1850 * c-lex.h (indent_level): Remove.
1851 * input.h (struct file_stack): Remove indent_level.
1852 * toplev.c (push_srcloc): Remove indent_level handling.
1854 2002-05-23 Jakub Jelinek <jakub@redhat.com>
1857 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
1858 of x in constraints for clarity.
1859 (sse_mov?fcc split): abort if op2 == op3.
1860 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
1861 sse_movsfcc_const0_4): Add earlyclobber.
1862 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1863 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
1864 Use Y instead of x in constraints.
1866 2002-05-23 Richard Henderson <rth@redhat.com>
1868 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
1869 (C++98 Thread-Local Edits): New subsection.
1871 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
1872 (ix86_arch): Set type to enum processor_type.
1874 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
1875 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
1877 2002-05-23 Jakub Jelinek <jakub@redhat.com>
1879 * configure.in: Fix as version test for binutils 2.12.1 releases
1881 * configure: Rebuilt.
1883 2002-05-23 Richard Henderson <rth@redhat.com>
1885 * config/i386/i386.c (get_pic_label_name): New.
1886 (load_pic_register): Remove.
1887 (output_set_got): New.
1888 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
1889 * config/i386/i386.md (UNSPEC_SET_GOT): New.
1890 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
1891 (prologue_set_got, prologue_get_pc): Remove.
1892 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
1893 (builtin_setjmp_receiver): Use gen_set_got.
1894 * config/i386/i386-protos.h: Update.
1896 Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
1898 * gcse.c (hash_expr): Do not use alias set for hashing.
1900 2002-05-22 Kevin Buettner <kevinb@redhat.com>
1902 * dbxout.c (dbxout_class_name_qualifiers): New function.
1903 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
1905 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1907 * cpperror.c (_cpp_begin_message): No special casing
1909 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
1910 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
1911 * cpplib.c (do_include_common): Use DL_ERROR.
1912 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
1914 * fix-header.c (read_scan_file): Update.
1916 2002-05-22 Richard Henderson <rth@redhat.com>
1918 * config/i386/i386.c (ix86_expand_call): New function, extracted
1919 from md call patterns. Add pic_offset_table_rtx to
1920 CALL_INSN_FUNCTION_USAGE when needed.
1921 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
1922 (call_value_pop, call_value, untyped_call): Likewise.
1923 (call_exp, call_value_exp): Remove.
1924 * config/i386/i386-protos.h: Update.
1926 2002-05-22 Richard Henderson <rth@redhat.com>
1928 * varasm.c (default_section_type_flags): Check for VAR_DECL
1929 before using DECL_THREAD_LOCAL.
1931 2002-05-22 David Edelsohn <edelsohn@gnu.org>
1933 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
1934 (STARTFILE_SPEC): Delete PE crt0.o.
1935 * config/rs6000/aix51.h: Same.
1936 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
1937 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
1938 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
1939 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
1940 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
1942 2002-05-22 Richard Henderson <rth@redhat.com>
1944 * varasm.c (default_section_type_flags): Handle tls data and
1946 (default_unique_section): Handle tls sections.
1948 2002-05-23 Alan Modra <amodra@bigpond.net.au>
1950 * configure.in (CROSS): Define NATIVE_CROSS.
1951 * configure: Regenerate.
1952 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
1953 (startfile_prefix_spec): New var.
1954 (static_specs): Add startfile_prefix_spec.
1955 (do_spec_2): Split out from..
1957 (main): Process startfile_prefix_spec.
1958 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
1960 (STARTFILE_PREFIX_SPEC): Define.
1961 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
1964 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
1966 * cpperror.c: Fix formatting.
1967 * cppexp.c: Likewise.
1968 * cppfiles.c: Likewise.
1969 * cpphash.c: Likewise.
1970 * cpphash.h: Likewise.
1971 * cppinit.c: Likewise.
1972 * cpplex.c: Likewise.
1973 * cpplib.c: Likewise.
1974 * cppmacro.c: Likewise.
1975 * cppmain.c: Likewise.
1976 * cppspec.c: Likewise.
1978 2002-05-22 Jakub Jelinek <jakub@redhat.com>
1980 * combine.c (force_to_mode): Use gen_int_mode.
1981 Don't clear CONST_INT bits outside of mode.
1983 2002-05-22 Richard Henderson <rth@redhat.com>
1985 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
1986 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
1988 2002-05-22 Jakub Jelinek <jakub@redhat.com>
1991 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
1992 if DECL_SIZE_UNIT is INTEGER_CST.
1994 2002-05-22 Richard Henderson <rth@redhat.com>
1996 * flow.c (life_analysis): Delete broken reg_label check.
1998 2002-05-22 Richard Henderson <rth@redhat.com>
2000 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
2001 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
2003 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
2005 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
2006 (embed-bb.c): New rule.
2007 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
2008 * config/sh/embed_bb.c: Delete.
2010 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
2012 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
2014 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
2016 * config/h8300/h8300.md (*andorqi3): New.
2018 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
2020 PR preprocessor/6517
2021 * Makefile.in: Update.
2022 * c-common.c (c_common_post_options): Add preprocessor
2023 errors to the error count.
2024 * c-lang.c (c_post_options): Kill.
2025 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
2026 * hooks.h: Add header guards.
2027 * langhooks-def.h: Include hooks.h.
2028 (LANG_HOOKS_POST_OPTIONS): Update.
2029 * langhooks.h (struct lang_hooks): Update post_options.
2030 * toplev.c (parse_options_and_default_flags): Update.
2032 * objc-lang.c (objc_post_options): Kill.
2033 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
2035 2002-05-21 Bruce Korb <bkorb@gnu.org>
2037 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
2038 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
2039 * fixinc/fixincl.x: regen.
2041 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
2043 * cfgbuild.c: Fix formatting.
2045 * cfgcleanup.c: Likewise.
2046 * cfglayout.c: Likewise.
2047 * cfgloop.c: Likewise.
2048 * cfgrtl.c: Likewise.
2050 2002-05-21 Richard Henderson <rth@redhat.com>
2052 * c-common.h (enum rid): Add RID_THREAD.
2053 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
2054 (grokdeclarator): Grok __thread.
2055 * c-parse.in (reswords): Add __thread.
2056 (rid_to_yy): Add RID_THREAD.
2058 * tree.h (DECL_THREAD_LOCAL): New.
2059 (struct tree_decl): Add thread_local_flag.
2060 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
2061 * tree.c (staticp): TLS variables are not static.
2063 * target-def.h (TARGET_HAVE_TLS): New.
2064 * target.h (have_tls): New.
2065 * output.h (SECTION_TLS): New.
2066 * varasm.c (assemble_variable): TLS variables can't be common for now.
2067 (default_section_type_flags): Handle .tdata and .tbss.
2068 (default_elf_asm_named_section): Handle SECTION_TLS.
2069 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
2071 * flags.h (flag_tls_default): Declare.
2072 * toplev.c (flag_tls_default): Define.
2073 (display_help): Display help for it.
2074 (decode_f_option): Set it.
2076 * doc/extend.texi (Thread-Local): New node describing language-level
2077 thread-local storage.
2078 * doc/invoke.texi (-ftls-model): Document.
2080 * fixinc/inclhack.def (thread_keyword): New.
2081 * fixinc/fixincl.x: Rebuild.
2083 2002-05-21 Jeffrey A Law <law@redhat.com>
2085 * optabs.c (expand_binop): For double-word integer multiplies,
2086 do not compute intermediate results into something that is
2087 not a register (such as a SUBREG or MEM).
2089 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
2090 (ix86_sched_reorder): Make sure to initialize scheduling
2091 data even when there's only one insn in the ready queue.
2093 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
2095 * genautomata.c (reserv_sets_hash_value): Fix a typo.
2097 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
2099 * genautomata.c (reserv_sets_hash_value): Define hash_value as
2100 set_el_t. Transform the hash value into unsigned.
2101 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
2102 (transform_3): Add code to process `(A,B)+(D,E)'.
2104 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
2106 * reload1.c (do_output_reload): Run delete_output_reload
2109 2002-05-21 Roger Sayle <roger@eyesopen.com>
2112 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
2113 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
2114 (can_store_by_pieces): ... and here to limit the largest mode used.
2115 Add a comment to document this function.
2117 2002-05-21 Richard Henderson <rth@redhat.com>
2119 * flow.c (life_analysis): Fix test for deleted label.
2121 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
2123 * doc/tm.texi: Fix typo.
2125 2002-05-21 Zack Weinberg <zack@codesourcery.com>
2127 * c-common.c (c_common_init): Set options->unsigned_char from
2129 (cb_register_builtins): Define __STRICT_ANSI__ and
2130 __CHAR_UNSIGNED__ here...
2131 * cppinit.c (init_builtins): Not here.
2132 (cpp_create_reader): unsigned_char option defaults to 0, not
2133 !DEFAULT_SIGNED_CHAR.
2134 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
2135 and -funsigned-char.
2137 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
2138 * cpphash.c (_cpp_init_hashtable): Don't set it.
2139 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
2140 directly. Clarify comment.
2142 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2144 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
2145 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
2146 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
2147 BASIC_BLOCK (n_basic_blocks - 1).
2148 * cfganal.c (can_fallthru, flow_call_edges_add,
2149 flow_preorder_transversal_compute): Too.
2150 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
2151 find_sub_basic_blocks): Too.
2152 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
2153 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
2154 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
2155 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
2156 * combine.c (this_basic_block): Type changed to basic_block.
2157 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
2158 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
2159 get_last_value, distribute_notes, distribute_links): Too.
2160 * final.c (compute_alignments): Too.
2161 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
2162 * function.c (thread_prologue_and_epilogue_insns): Too.
2163 * gcse.c (compute_code_hoist_vbeinout): Too.
2164 * global.c (build_insn_chain): Too.
2165 * ifcvt.c (find_if_block, find_cond_trap): Too.
2166 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
2167 * regmove.c (regmove_optimize): Too.
2168 * resource.c (find_basic_block): Too.
2169 * sched-ebb.c (schedule_ebbs): Too.
2170 * ssa-dce.c (find_control_dependence, find_pdom): Too.
2172 2002-05-21 Andreas Jaeger <aj@suse.de>
2174 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
2176 2002-05-21 Richard Henderson <rth@redhat.com>
2178 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
2179 unspec names, not numbers.
2181 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2183 * doc/sourcebuild.texi: Mention snapshot-README and
2184 snapshot-index.html as needing updating for new front ends.
2186 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2188 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
2189 disabling checking, and avoid multiple evaluation of RTX.
2191 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
2193 * bitmap.c (bitmap_find_bit): Return early if we have the correct
2196 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
2198 * profile.c (gen_edge_profiler): Set alias set before the memory is
2201 2002-05-20 David S. Miller <davem@redhat.com>
2203 * cselib.c (max_value_regs): New.
2204 (cselib_lookup, cselib_invalidate_regno): Initialize it when
2205 adding new entries to the REG_VALUES table and we are dealing with
2207 (clear_table): Initialize it.
2208 (cselib_invalidate_regno): Use it to determine which hard
2209 registers to scan when mode is not VOIDmode.
2211 2002-05-20 Duraid Madina <duraid@fl.net.au>
2213 * tradcpp.c (fixup_newlines): Use old-style function header.
2215 2002-05-20 Krister Walfridsson <cato@df.lth.se>
2217 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
2219 2002-05-20 H.J. Lu (hjl@gnu.org)
2221 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
2223 * config/mips/mips.h (DFMODE_NAN): Defined.
2224 (SFMODE_NAN): Likewise.
2226 2002-05-20 Dale Johannesen <dalej@apple.com>
2228 * combine.c (cant_combine_insn_p): Back out my
2231 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
2233 * params.c: Fix formatting.
2234 * params.h: Likewise.
2235 * predict.c: Likewise.
2236 * prefix.c: Likewise.
2237 * print-rtl.c: Likewise.
2238 * print-tree.c: Likewise.
2239 * profile.c: Likewise.
2241 2002-05-20 H.J. Lu (hjl@gnu.org)
2243 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
2245 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
2247 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
2248 switches straight on to the assembler, do not abbreviate them.
2249 * config/arm/elf.h (ASM_SPEC): As above.
2250 * config/arm/semi.h (ASM_SPEC): As above.
2251 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
2252 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
2253 -mcpu=xscale on to the assembler by default.
2254 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
2256 2002-05-20 Richard Henderson <rth@redhat.com>
2258 * cse.c (canon_hash): Reorder do_not_record test. Always
2259 allow pic_offset_table_rtx.
2261 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
2263 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
2264 (expand_binop): Ditto (3 times).
2266 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
2268 * Makefile.in (distclean): Remove QMTest stuff.
2269 (QMTEST_PATH): New variable.
2270 (QMTESTFLAGS): Likewise.
2271 (QMTESTRUNFLAGS): Likewise.
2273 (QMTEST_GPP_TESTS): Likewise.
2274 (QMTEST_DIR): Likewise.
2275 (QMTEST_DIR/context): New target.
2276 (qmtest-g++): Likeise.
2277 (qmtest-gui): Likewise.
2278 (QMTEST_DIR/gpp-expected.qmr): Likewise.
2280 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
2282 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
2283 an altivec register if TARGET_ALTIVEC.
2285 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
2286 to ALTIVEC_VECTOR_MODE.
2287 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
2288 (rs6000_va_arg): Vectors may go in registers if they are not
2291 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
2293 * protoize.c: Fix formatting.
2295 2002-05-19 Richard Henderson <rth@redhat.com>
2297 * gensupport.c (init_include_reader): Merge into ...
2298 (process_include): ... here. Simplify composite path creation.
2299 Plug memory leaks. Fix file/line number tracking. Do not
2300 process_define_cond_exec. Return void.
2301 (process_rtx): Don't check process_include return value.
2303 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2305 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
2307 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
2308 traversing basic block chain.
2309 (create_basic_block_structure, create_basic_block): Declaration changed.
2310 (link_block, unlink_block): Declare.
2311 * cfg.c (entry_exit_blocks): Initialize new fields.
2312 (link_block, unlink_block): New.
2313 (expunge_block_nocompact): Unlink basic block.
2314 (dump_flow_info): Print prev_bb/next_bb fields.
2315 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
2316 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
2317 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
2318 * cfgrtl.c (create_basic_block_structure, create_basic_block,
2319 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
2320 (verify_flow_info): Check that list agrees with numbering.
2322 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
2324 * c-common.c (preprocessing_asm): New macro.
2325 * c-lex.h (builtin_define, builtin_assert): Use pfile.
2329 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
2330 (CPP_SPEC): Simplify.
2331 (TARGET_CPU_CPP_BUILTINS): Update.
2332 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
2333 (CPP_SPEC): Simplify.
2334 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
2335 (TARGET_OS_CPP_BUILTINS): Update.
2336 * osf.h (CPP_XFLOAT_SPEC): Kill.
2337 (TARGET_OS_CPP_BUILTINS): Update.
2338 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
2339 * osf5.h (CPP_XFLOAT_SPEC): Kill.
2340 * vms.h (CPP_SUBTARGET_SPEC): Kill.
2341 (TARGET_OS_CPP_BUILTINS): Update.
2343 2002-05-19 Richard Henderson <rth@redhat.com>
2345 * varasm.c (default_binds_local_p): Fix typo.
2347 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
2349 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
2350 CONST_INT operand to the correct mode after adding 1 to it.
2352 2002-05-19 Mark Mitchell <mark@codesourcery.com>
2354 * config.gcc (powerpc-wrs-windiss*): New target.
2356 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2358 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
2361 2002-05-18 Mark Mitchell <mark@codesourcery.com>
2363 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
2365 * config.in: Regenerated.
2366 * configure: Regenerated.
2368 2002-05-19 Richard Henderson <rth@redhat.com>
2370 * target-def.h (TARGET_BINDS_LOCAL_P): New.
2371 * target.h (struct gcc_target): Move boolean fields to the end.
2373 * varasm.c (default_binds_local_p): New.
2374 * output.h: Declare it.
2376 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
2377 * config/cris/cris.c (cris_encode_section_info): Likewise.
2378 * config/i386/i386.c (i386_encode_section_info): Likewise.
2379 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
2380 * config/sh/sh.c (sh_encode_section_info): Likewise.
2382 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
2383 (TARGET_BINDS_LOCAL_P): New.
2385 2002-05-19 Richard Henderson <rth@redhat.com>
2387 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
2388 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
2389 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
2391 * toplev.c (display_help): Kill -a -ax help.
2393 * config/1750a/1750a.h, config/alpha/alpha.h,
2394 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
2395 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
2396 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
2397 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
2399 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
2400 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
2402 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
2403 (ix86_output_function_block_profiler): Kill.
2404 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
2405 (m68hc11_function_block_profiler): Kill.
2406 * config/m68hc11/m68hc11-protos.h: Update.
2407 * config/m88k/m88k.c (output_block_profiler): Kill.
2408 (output_function_block_profiler): Kill.
2409 * config/m88k/m88k-protos.h: Update.
2411 2002-05-19 Richard Henderson <rth@redhat.com>
2413 * system.h (STRIP_NAME_ENCODING): Poison it.
2414 * output.h (STRIP_NAME_ENCODING): Remove.
2415 (default_strip_name_encoding): Declare.
2416 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
2417 * target.h (strip_name_encoding): New.
2418 * varasm.c (default_strip_name_encoding): New.
2420 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
2421 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
2422 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
2423 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
2424 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
2425 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
2426 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
2427 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
2428 config/v850/v850.h: Use the hook, not the macro.
2430 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
2431 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
2432 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
2433 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
2434 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
2435 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
2436 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
2437 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
2438 config/v850/v850.c, config/v850/v850.h:
2439 Move STRIP_NAME_ENCODING to out-of-line function and add
2440 TARGET_STRIP_NAME_ENCODING.
2442 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
2443 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
2444 with TARGET_STRIP_NAME_ENCODING referencing existing function;
2445 make function static.
2447 * xcoffout.c: Include target.h
2448 * Makefile.in (xcoffout.o): Update.
2450 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
2451 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
2452 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
2453 reloc argument unused.
2454 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
2456 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
2457 STRIP_NAME_ENCODING docs.
2459 2002-05-19 Andreas Jaeger <aj@suse.de>
2461 * gengenrtl.c: Add prototype for excluded_rtx.
2463 * real.h: Add prototype for exact_real_truncate.
2465 2002-05-18 Richard Henderson <rth@redhat.com>
2467 * system.h (ENCODE_SECTION_INFO): Poison it.
2468 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
2469 * target.h (encode_section_info): New.
2470 * varasm.c (make_decl_rtl, output_constant_def): Use it.
2471 * hooks.c (hook_tree_int_void): New.
2472 * hooks.h: Declare it.
2474 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
2475 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
2476 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
2477 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
2478 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
2479 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
2480 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
2481 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
2482 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2483 config/mcore/mcore-protos.h, config/mcore/mcore.c,
2484 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
2485 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
2486 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
2487 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
2488 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
2489 referencing existing function. Make function static.
2491 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
2492 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
2493 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
2494 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
2495 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
2496 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
2497 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
2498 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
2499 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
2500 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
2501 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
2502 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
2503 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
2504 Move ENCODE_SECTION_INFO to out-of-line function and add
2505 TARGET_ENCODE_SECTION_INFO.
2507 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
2508 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2510 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
2512 (switch_to_section): Replace in_rdata case with in_readonly_data.
2514 * config/h8300/h8300.c (h8300_encode_label): Make static.
2515 * config/h8300/h8300-protos.h: Update.
2517 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
2518 from rs6000_encode_section_info; make static.
2519 (rs6000_xcoff_encode_section_info): New.
2521 * config/v850/v850.c (v850_encode_data_area): Make static.
2522 * config/v850/v850-protos.h: Update.
2524 * config/vax/vax.c: Include flags.h.
2525 (vms_select_section): Fix typo.
2527 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
2528 ENCODE_SECTION_INFO docs.
2530 2002-05-18 Richard Henderson <rth@redhat.com>
2532 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
2533 REGISTER_TARGET_PRAGMAS.
2534 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
2536 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
2538 2002-05-18 Richard Henderson <rth@redhat.com>
2540 * system.h (SELECT_RTX_SECTION): Poison.
2541 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
2542 * target.h (select_rtx_section): New.
2543 * varasm.c (output_constant_pool): Use it.
2544 (default_select_rtx_section, default_elf_select_rtx_section): New.
2545 * output.h: Declare them.
2547 * config/darwin.h (SELECT_RTX_SECTION): Move ...
2548 * config/darwin.c (machopic_select_rtx_section): ... here.
2549 * config/darwin-protos.h: Update.
2551 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
2552 * config/nextstep.c (machopic_select_rtx_section): ... here.
2553 (nextstep_select_section): Rename variable to avoid macro clash.
2554 * config/nextstep-protos.h: Update.
2556 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
2557 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
2558 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
2559 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
2560 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
2561 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
2562 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
2563 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
2564 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
2565 (SELECT_RTX_SECTION): Remove.
2567 * config/darwin.h, config/elfos.h, config/nextstep.h,
2568 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
2569 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
2570 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
2571 config/sparc/lynx.h, config/xtensa/xtensa.c
2572 (TARGET_ASM_SELECT_RTX_SECTION): New.
2574 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
2575 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
2576 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
2577 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
2578 (ia64_aix_select_rtx_section): New.
2579 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
2581 * config/mips/mips.c (mips_select_rtx_section): Make static.
2582 Support ELF SHF_MERGE features.
2583 * config/mips/mips-protos.h: Update.
2584 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
2585 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
2586 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
2587 make static, fall back to default_elf_select_rtx_section.
2588 * config/rs6000/rs6000-protos.h: Update.
2589 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
2590 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
2591 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
2592 * config/romp/romp.c (romp_select_rtx_section): New.
2593 * config/s390/s390.c (s390_select_rtx_section): New.
2594 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
2595 declarations before target macro definition.
2596 (xtensa_emit_call): Use static buffer.
2597 (xtensa_select_rtx_section): New.
2598 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
2599 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
2600 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
2602 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
2603 SELECT_RTX_SECTION docs.
2605 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
2607 * i386.md (movsi/movdi): Fix template.
2608 (sse2 patterns): Set attributes consistently.
2610 * i386.md (pushqi2, ashrqi_*): Fix constraint.
2612 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
2614 * optabs.c (complex_part_zero_p): New.
2615 * (expand_cmplxdiv_straight): Use it.
2616 * (expand_cmplxdiv_wide): Ditto.
2617 * (expand_binop): Ditto.
2619 2002-05-18 Richard Henderson <rth@redhat.com>
2621 * final.c (HAVE_READONLY_DATA_SECTION): New.
2622 (shorten_branches): Use it instead of ifdefs.
2623 * varasm.c (enum in_section): Add in_readonly_data.
2624 (text_section, data_section): Tidy.
2625 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
2627 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
2628 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
2629 (READONLY_DATA_SECTION): Don't undef.
2631 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
2632 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
2633 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
2635 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
2636 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
2637 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
2638 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
2640 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
2641 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
2642 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
2643 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
2644 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
2645 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
2646 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
2647 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
2648 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
2650 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
2651 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
2652 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
2653 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
2654 config/pa/pa64-hpux.h, config/sparc/litecoff.h
2655 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
2657 * config/elfos.h, config/netware.h, config/svr3.h,
2658 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
2659 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
2660 config/h8300/h8300.h, config/i386/i386-interix.h,
2661 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
2662 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
2664 * config/elfos.h, config/netware.h, config/svr3.h,
2665 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
2666 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
2667 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
2668 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
2670 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
2671 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
2672 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
2673 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
2674 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
2675 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
2676 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
2677 config/rs6000/sysv4.h, config/v850/v850.h
2678 (EXTRA_SECTIONS): Remove in_const/in_rdata.
2679 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
2681 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
2682 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
2683 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
2684 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
2685 * config/alpha/alpha.c (alpha_start_function): Likewise.
2686 (alpha_write_linkage): Likewise.
2687 * config/m32r/m32r.c (m32r_select_section): Likewise.
2688 * config/m88k/m88k.c (m88k_select_section): Likewise.
2689 * config/mips/mips.c (mips_select_rtx_section): Likewise.
2690 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
2691 (rs6000_elf_select_section): Likewise.
2692 * config/v850/v850.c (v850_select_section): Likewise.
2694 * config/1750a/1750a.h, config/i860/sysv3.h
2695 (READONLY_DATA_SECTION_ASM_OP): New.
2696 READONLY_DATA_SECTION_ASM_OP.
2697 * config/i386/interix.c, config/i386/winnt.c
2698 (i386_pe_unique_section): Always use .rdata prefix.
2699 * config/pa/som.h (readonly_data): Always switch to read-only section.
2700 (READONLY_DATA_SECTION): Predicate on flag_pic.
2701 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
2702 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
2703 (READONLY_DATA_SECTION): Update.
2705 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
2707 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
2708 is used without -Wformat.
2709 * c-common.h (warn_format_zero_length): Declare extern.
2710 * c-decl.c (warn_options): Add "format-zero-length".
2711 * c-format.c (warn_format_zero_length): Declare.
2712 (set_Wformat): Set warn_format_zero_length for -Wformat.
2713 (check_format_info): Only warn about zero-length formats if
2714 warn_format_zero_length is true. Include the format type
2715 name in the warning message.
2716 * doc/invoke.texi: Document -Wformat-zero-length.
2717 * testsuite/gcc.dg/format/zero-length-1.c: New test.
2719 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
2721 * timevar.c: Fix formatting.
2722 * tlink.c: Likewise.
2723 * toplev.c: Likewise.
2724 * tree-dump.c: Likewise.
2725 * tree-inline.c: Likewise.
2727 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
2729 * cppinit.c (cpp_post_options): If preprocessed, turn off
2730 traditional. If traditional, turn off column numbers.
2731 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
2732 * cpptrad.c (handle_newline): Update line_base.
2733 (skip_comment): Handle -Wcomment.
2735 2002-05-17 Zack Weinberg <zack@codesourcery.com>
2737 * cppinit.c (struct builtin): Remove unused fields.
2738 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
2739 (operator_array): New - was second half of builtin_array.
2740 (init_builtins): Simplify loop over builtin_array/operator_array.
2742 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
2744 * defaults.h (UNIQUE_SECTION): Remove.
2745 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
2747 2002-05-17 Richard Henderson <rth@redhat.com>
2749 * expr.c (init_expr_once): Don't use start/end_sequence.
2750 Use rtx_alloc instead of emit_insn.
2751 * toplev.c (lang_dependent_init): Run init_expr_once here ...
2752 (lang_independent_init): ... not here.
2754 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
2756 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
2758 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
2760 * config/avr/avr.c (avr_regs_to_save): New function. Also check
2761 for fixed registers, possibly used for global register variables.
2762 (initial_elimination_offset, avr_output_function_prologue,
2763 avr_output_function_epilogue): Move common code to avr_regs_to_save.
2765 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
2767 * Makefile.in: Update for cpptrad.c.
2768 * cpphash.h (struct cpp_buffer): New members for buffer
2770 (struct cpp_reader): New members for traditional output.
2771 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
2772 * cppinit.c (cpp_create_reader): Set trad_line.
2773 (cpp_destroy): Free trad_out_base if used.
2774 (cpp_read_main_file): Overlay an empty buffer if traditional.
2775 (cpp_finish_options): Don't do builtins.
2776 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
2777 (cpp_handle_option): Handle it.
2778 * cpplex.c (continue_after_nul): New.
2779 (_cpp_lex_direct): Use handle_nul.
2780 * cpplib.h (struct cpp_options): New traditional option.
2781 * cpptrad.c: New file.
2783 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
2785 * c-common.c (c_common_init_options): Use C89 for Objective-C,
2786 and set the options flag.
2787 * cppinit.c (lang_flags): Remove objc.
2788 (lang_defaults): Remove OBJC and OBJCXX.
2790 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
2791 (cpp_handle_option): Remove -+ and -lang-objc++.
2792 For ObjC, just set a flag.
2793 (print_help): Update.
2794 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
2796 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2798 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
2799 bootstrap with -mips3.
2801 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
2803 * final.c: Fix formatting.
2804 * fix-header.c: Likewise.
2806 * fold-const.c: Likewise.
2807 * function.c: Likewise.
2809 2002-05-17 David S. Miller <davem@redhat.com>
2811 PR c/6689, PR optimization/6615
2812 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
2813 and make it a pointer to rtx. Update comments.
2814 (update_equiv_regs): When scanning for equivalences, record
2815 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
2816 it while making the equiv replacements.
2818 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2820 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
2822 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
2824 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
2825 when encoding visibility into SYMBOL_REF_FLAG.
2827 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
2829 * expr.c (force_operand): Fix reversed move.
2831 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
2833 * doc/install.texi (Testing): Mention two common DejaGnu warnings
2834 that can be ignored.
2836 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2838 * doc/install.texi (Final install): Recommend to install into a
2839 "clean" target directory.
2841 2002-05-17 Richard Henderson <rth@redhat.com>
2843 * config/ia64/ia64.md: Use braced strings instead of quoted strings
2844 for code blocks. Tidy whitespace.
2846 2002-05-17 Richard Henderson <rth@redhat.com>
2848 * hooks.c (hook_tree_bool_false): New.
2849 * hooks.h: Declare it.
2850 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
2851 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
2852 * target.h (select_section, unique_section): New.
2853 (in_small_data_p): New.
2854 * varasm.c (resolve_unique_section): Use hooks instead of macros.
2855 (variable_section, output_constant_def_contents): Likewise.
2856 (default_select_section, default_unique_section): New.
2857 (categorize_decl_for_section, default_elf_select_section): New.
2858 * output.h: Declare them.
2860 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
2861 (TARGET_ASM_SELECT_SECTION): New.
2862 (SELECT_SECTION): Move ...
2863 * config/darwin.c (machopic_select_section): ... here.
2864 * config/darwin-protos.h: Update.
2866 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
2867 (SELECT_SECTION): Move ...
2868 * config/nextstep.c (nextstep_select_section): ... here.
2869 * config/nextstep-protos.h: Update.
2871 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
2872 (TARGET_ASM_SELECT_SECTION): New.
2873 * config/svr3.h (SELECT_SECTION): Remove.
2875 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
2876 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
2877 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
2878 (alpha_encode_section_info): Use it.
2879 * config/alpha/alpha-protos.h: Update.
2880 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
2881 (SELECT_SECTION, UNIQUE_SECTION): Remove.
2882 (TARGET_ASM_SELECT_SECTION): New.
2883 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
2885 * config/arm/pe.h (UNIQUE_SECTION): Remove.
2886 (TARGET_ASM_UNIQUE_SECTION): New.
2888 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
2889 (avr_unique_section): Rename from unique_section; make static.
2890 * config/avr/avr-protos.h: Update.
2891 * config/avr/avr.h (UNIQUE_SECTION): Remove.
2893 * config/c4x/c4x.h (SELECT_SECTION): Remove.
2895 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
2896 (TARGET_ASM_UNIQUE_SECTION): New.
2897 * config/i386/i386-interix.h: Likewise.
2898 * config/i386/win32.h: Likewise.
2899 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
2900 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
2901 * config/i386/sco5.h (SELECT_SECTION): Remove.
2902 (TARGET_ASM_SELECT_SECTION): New.
2903 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
2905 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
2906 instead of SELECT_SECTION.
2907 * config/m68k/dpx2.h: Likewise.
2908 * config/rs6000/lynx.h: Likewise.
2910 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2911 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
2912 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
2913 (ia64_in_small_data_p): New.
2914 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
2915 (ia64_aix_select_section, ia64_aix_unique_section): New.
2916 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
2917 (SELECT_SECTION, UNIQUE_SECTION): Remove.
2919 * config/m32r/m32r.h (SELECT_SECTION): Remove.
2920 (TARGET_ASM_SELECT_SECTION): New.
2921 * config/m32r/m32r.c (m32r_select_section): Take align argument.
2922 * config/m32r/m32r-protos.h: Update.
2924 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
2925 (SELECT_SECTION): Move ...
2926 * config/m88k/m88k.c (m88k_select_section): ... here.
2928 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
2929 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
2930 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
2931 (mcore_unique_section): Make static.
2932 * config/mcore/mcore-protos.h: Update.
2934 * config/mips/elf.h (UNIQUE_SECTION): Remove.
2935 (TARGET_ASM_UNIQUE_SECTION): New.
2936 * config/mips/elf64.h: Likewise.
2937 * config/mips/iris6gld.h: Likewise.
2938 * config/mips/linux.h: Likewise.
2939 * config/mips/mips-protos.h: Update.
2940 * config/mips/mips.c (mips_select_section): Add align argument.
2941 * config/mips/mips.h (SELECT_SECTION): Remove.
2942 (TARGET_ASM_SELECT_SECTION): New.
2944 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2945 * config/mmix/mmix.c (mmix_select_section): Remove.
2946 (mmix_unique_section): Remove.
2947 * config/mmix/mmix-protos.h: Update.
2949 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
2950 (SELECT_SECTION): Move ...
2951 * config/pa/pa.c (pa_select_section): ... here.
2952 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
2954 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
2955 from rs6000_select_section and make static.
2956 (rs6000_elf_unique_section): Similarly.
2957 (rs6000_xcoff_select_section): From xcoff.h.
2958 (rs6000_xcoff_unique_section): Likewise.
2959 * config/rs6000/rs6000-protos.h: Update.
2960 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2961 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
2962 * config/rs6000/xcoff.h: Likewise.
2964 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
2965 (SELECT_SECTION): Move ...
2966 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
2968 * config/v850/v850.h (SELECT_SECTION): Move ...
2969 * config/v850/v850.c (v850_select_section): ... here.
2970 (TARGET_ASM_SELECT_SECTION): New.
2972 * config/vax/vms.h (SELECT_SECTION): Move ...
2973 * config/vax/vax.c (vms_select_section): ... here.
2974 (TARGET_ASM_SELECT_SECTION): New.
2976 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
2977 for the target hooks.
2979 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
2981 * config/arm/arm.c (emit_multi_reg_push): Do not set
2982 RTX_FRAME_RELATED_P on the SEQUENCE.
2984 2002-05-16 Richard Henderson <rth@redhat.com>
2986 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
2987 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
2989 2002-05-16 Richard Henderson <rth@redhat.com>
2991 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
2993 * config/ia64/ia64.c (saveable_obstack): Do not declare.
2995 2002-05-16 Richard Henderson <rth@redhat.com>
2997 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
2998 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
2999 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
3000 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
3001 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
3002 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
3003 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
3004 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
3005 Revert "Basic block renumbering removal", and two followup patches.
3007 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
3009 * lcm.c (optimize_mode_switching): Revert previous change.
3011 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3013 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
3014 with only extant block numbers.
3016 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
3018 * lcm.c (optimize_mode_switching): Fix typo.
3020 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3022 * flow.c (calculate_global_regs_live): Queue blocks in program order.
3024 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3026 * doc/install.texi (Configuration): Document PWDCMD.
3028 2002-05-16 Dale Johannesen <dalej@apple.com>
3030 * combine.c (cant_combine_insn_p): Reenable combinations
3031 involving hard regs unless CLASS_LIKELY_SPILLED_P.
3033 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3035 * c-common.c (cb_register_builtins): Handle more built-ins
3036 here rather than in gcc.c specs.
3037 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
3038 (cpp_options): Pass -O flags even when only preprocessing.
3039 * toplev.c (set_fast_math_flags): New prototype.
3040 (fast_math_flags_set_p): New.
3041 (set_no_fast_math_flags): Remove.
3042 (decode_f_option): Update.
3043 * toplev.h (set_fast_math_flags): Update.
3044 (fast_math_flags_set_p): New.
3045 (set_no_fast_math_flags): Remove.
3047 * c4x/c4x.c (c4x_override_options): Update.
3049 2002-05-16 Zack Weinberg <zack@codesourcery.com>
3051 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
3052 Default-define here.
3053 (builtin_define_with_value): Can now wrap the expansion in
3054 quotation marks if such is wanted.
3055 (cb_register_builtins): Update calls to builtin_define_with_value.
3056 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
3058 (c_common_init): Set options->stdc_0_in_system_headers.
3059 * c-lex.h: Update prototype of builtin_define_with_value.
3060 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
3061 and REGISTER_PREFIX.
3063 * cppinit.c (VERS, ULP, C, X): Kill.
3064 (builtin_array): Remove entries for __VERSION__,
3065 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
3066 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
3068 (init_builtins): Kill off a bunch of now-dead code.
3069 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
3070 -fno-leading-underscore.
3071 (cpp_handle_option): Remove code to set user_label_prefix.
3072 (cpp_post_options): Likewise.
3074 * cpplib.h (struct cpp_options): Remove user_label_prefix.
3075 (stdc_0_in_system_headers): New.
3076 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
3077 stdc_0_in_system_headers) too to decide the value of __STDC__.
3079 * tradcpp.c (user_label_prefix): Kill.
3080 (main): Remove code handling -f(no-)leading-underscore.
3081 (initialize_builtins): Don't define __REGISTER_PREFIX__
3082 or __USER_LABEL_PREFIX__.
3083 (install_value): Wrap compound statement in dummy loop so the
3084 macro works properly in an if statement.
3087 2002-05-16 Janis Johnson <janis187@us.ibm.com>
3089 * loop.h (struct loop_info): Add member has_prefetch.
3090 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
3091 (prescan_loop): Initialize has_prefetch.
3092 (struct prefetch_info): Change prefetch_in_loop and
3093 prefetch_before_loop from bit fields to ints.
3094 (emit_prefetch_instructions): Several small fixes.
3095 (check_dbra_loop): Don't reverse loop that uses prefetch.
3097 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3099 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
3100 * configure.in: Likewise.
3101 * fixinc/check.tpl: Likewise.
3102 * fixinc/fixinc.dgux: Likewise.
3103 * fixinc/fixinc.svr4: Likewise.
3104 * fixinc/fixinc.winnt: Likewise.
3105 * fixinc/fixincl.sh: Likewise.
3106 * fixproto: Likewise.
3107 * configure: Regenerate.
3109 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3111 Basic block renumbering removal:
3112 * basic_block.h (struct basic_block_def): Renamed index to sindex,
3113 added prev_bb and next_bb fields.
3114 (n_basic_blocks): Renamed to num_basic_blocks.
3115 (last_basic_block): New, index of last basic block.
3116 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
3117 traversing basic block chain.
3118 (BLOCK_NUM): index -> sindex.
3119 (create_basic_block_structure, create_basic_block): Declaration changed.
3120 (debug_num2bb): Declare.
3121 (expunge_block_nocompact): Declaration removed.
3122 (link_block, unlink_block, compact_blocks): Declare.
3123 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
3124 * cfg.c (entry_exit_blocks): Initialize new fields.
3125 (clear_edges, alloc_block, expunge_block, cached_make_edge,
3126 redirect_edge_pred, dump_flow_info, dump_edge_info,
3127 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
3128 free_aux_for_edges): Modified.
3129 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
3130 (expunge_block_nocompact): Removed.
3131 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
3132 find_unreachable_blocks, create_edge_list, print_edge_list,
3133 verify_edge_list, flow_edge_list_print, remove_fake_successors,
3134 remove_fake_edges, flow_reverse_top_sort_order_compute,
3135 flow_depth_first_order_compute, flow_preorder_transversal_compute,
3136 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
3137 flow_dfs_compute_reverse_execute): Modified.
3138 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
3139 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
3141 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3142 merge_blocks_move_predecessor_nojumps,
3143 merge_blocks_move_successor_nojumps, merge_blocks,
3144 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
3145 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
3146 * cfglayout.c (skip_insns_after_block, label_for_bb,
3147 record_effective_endpoints, scope_to_insns_finalize,
3148 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
3149 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
3150 cfg_layout_duplicate_bb): Modified.
3151 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
3152 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
3153 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
3154 flow_loops_find, flow_loop_outside_edge_p): Modified.
3155 * cfgrtl.c (create_basic_block_structure, create_basic_block,
3156 flow_delete_block, compute_bb_for_insn, split_block,
3157 try_redirect_by_replacing_jump, redirect_edge_and_branch,
3158 force_nonfallthru_and_redirect, tidy_fallthru_edge,
3159 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
3160 commit_edge_insertions, commit_edge_insertions_watch_calls,
3161 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3162 purge_all_dead_edges): Modified.
3163 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
3164 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
3165 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
3167 * conflict.c (conflict_graph_compute): Modified.
3168 * df.c (FOR_ALL_BBS): Removed.
3169 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
3170 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
3171 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
3172 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
3173 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
3174 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
3175 * final.c (compute_alignments, final_scan_insn): Modified.
3176 * flow.c (verify_local_live_at_start, update_life_info,
3177 update_life_info_in_dirty_blocks, free_basic_block_vars,
3178 delete_noop_moves, calculate_global_regs_live,
3179 initialize_uninitialized_subregs, allocate_bb_life_data,
3180 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
3181 mark_used_reg, count_or_remove_death_notes): Modified.
3182 * function.c (thread_prologue_and_epilogue_insns): Modified.
3183 * gcse.c (struct null_pointer_info): Change typo of current_block
3185 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
3186 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
3187 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
3188 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
3189 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
3190 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
3191 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
3192 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
3193 pre_delete, one_pre_gcse_pass, compute_transpout,
3194 invalidate_nonnull_info, delete_null_pointer_checks_1,
3195 free_code_hoist_mem, compute_code_hoist_vbeinout,
3196 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
3197 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
3198 compute_store_table, build_store_vectors, insert_insn_start_bb,
3199 insert_store, replace_store_insn, free_store_memory, store_motion):
3201 * global.c (global_alloc, global_conflicts, mark_elimination,
3202 build_insn_chain): Modified.
3203 * graph.c (print_rtl_graph_with_bb): Modified.
3204 * haifa-sched.c (sched_init): Modified.
3205 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
3206 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
3207 if_convert): Modified.
3208 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
3209 compute_insert_delete, pre_edge_lcm, compute_available,
3210 compute_farthest, compute_nearerout, compute_rev_insert_delete,
3211 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
3213 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
3214 * loop.c (loop_dump_aux): Modified.
3215 * predict.c (combine_predictions_for_insn, estimate_probability,
3216 last_basic_block_p, process_note_prediction, process_note_predictions,
3217 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
3218 expensive_function_p, estimate_bb_frequencies,
3219 compute_function_frequency): Modified.
3220 * print-rtl.c (print_rtx): Modified.
3221 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
3222 get_exec_counts, compute_branch_probabilities, compute_checksum,
3223 branch_prob, find_spanning_tree): Modified.
3224 * recog.c (split_all_insns, peephole2_optimize): Modified.
3225 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
3226 convert_regs_1, convert_regs_2, convert_regs): Modified.
3227 * regclass.c (scan_one_insn, regclass): Modified.
3228 * regmove.c (mark_flags_life_zones, regmove_optimize,
3229 combine_stack_adjustments): Modified.
3230 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
3231 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
3232 * reorg.c (dbr_schedule): Modified.
3233 * resource.c (find_basic_block, init_resource_info): Modified.
3234 * sbitmap.c (sbitmap_intersection_of_succs,
3235 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
3236 sbitmap_union_of_preds): Modified.
3237 * sched-deps.c (init_dependency_caches): Modified.
3238 * sched-ebb.c (schedule_ebbs): Modified.
3239 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
3240 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
3241 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
3242 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
3243 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
3244 ssa_const_prop): Modified.
3245 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
3246 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
3247 * ssa.c (remove_phi_alternative, find_evaluations,
3248 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
3249 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
3250 make_regs_equivalent_over_bad_edges,
3251 make_equivalent_phi_alternatives_equival,
3252 compute_conservative_reg_partition,
3253 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
3254 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
3257 2002-05-16 Mark Mitchell <mark@codesourcery.com>
3259 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
3261 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
3263 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
3264 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
3265 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
3266 calling CONSTANT_POOL_ADDRESS_P.
3267 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
3268 to decide whether to define __arm__ or __thumb.
3269 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
3270 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
3272 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3274 * config/arc/arc.h (CPP_PREDEFINES): Remove.
3276 (TARGET_CPU_CPP_BUILTINS): New.
3278 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3280 * cpphash.h (cpp_macro): Move here, and make expansion a union.
3281 * cppmacro.c (cpp_macro): Remove.
3282 (enter_macro_context, replace_args, warn_of_redefinition,
3283 _cpp_create_definition, cpp_macro_definition): Update.
3285 2002-05-16 Jason Merrill <jason@redhat.com>
3287 * config/mips/mips.c (mips_output_external): Don't do sdata
3288 optimization for a variable with DECL_COMDAT set.
3290 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
3292 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
3293 Cleanups for accepting modifiers on pointers.
3294 Fix predicate typos.
3295 Allow long pointers as well as int pointers.
3297 2002-05-15 Richard Henderson <rth@redhat.com>
3299 * varasm.c (merge_weak): Remove special case for extern and common.
3301 2002-05-15 Matt Hiller <hiller@redhat.com>
3303 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
3305 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
3306 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
3307 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
3308 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
3309 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
3310 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
3312 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
3314 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
3316 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
3318 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
3319 ("altivec_mfvscr"): Read from VSCR.
3321 Add vscr sets for the following insns: altivec_vctuxs,
3322 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
3323 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
3324 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
3325 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
3326 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
3327 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
3328 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
3329 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
3330 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
3331 altivec_vsum2sws, altivec_vsumsws.
3333 * config/rs6000/rs6000.h: Add VSCR fixed register.
3334 (CALL_REALLY_USED_REGISTERS): Add vscr.
3335 (CALL_USED_REGISTERS): Same.
3336 (FIXED_REGISTERS): Same.
3337 (REG_ALLOC_ORDER): Same.
3338 (reg_class): Add VSCR_REGS.
3339 (REG_CLASS_NAMES): Same.
3340 (REG_CLASS_CONTENTS): Same.
3342 (REGISTER_NAMES): Add vscr.
3343 (DEBUG_REGISTER_NAMES): Same.
3344 (ADDITIONAL_REGISTER_NAMES): Same.
3345 (FIRST_PSEUDO_REGISTER): Increment.
3346 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
3348 2002-05-15 Jakub Jelinek <jakub@redhat.com>
3350 * fold-const.c (fold): Fix a typo.
3352 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
3354 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
3355 comparison against the highest or lowest integer value before
3356 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
3357 transformation and that of an unsigned comparison against 0
3360 2002-05-15 Richard Henderson <rth@redhat.com>
3362 * varasm.c (merge_weak): Error for any weakening after definition.
3363 Adjust weakening after use warning to catch more cases.
3364 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
3365 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
3367 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
3369 * invoke.texi (-malign-double): Re-add lost warning.
3371 * i386-protos.h (x86_output_mi_thunk): Declare.
3372 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
3373 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
3375 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
3376 when flag_asynchronous_unwind_tables is set.
3378 * flags.h (flag_reorder_functions): Declare.
3379 * function.c (prepare_function_start): Initialize frequnecy.
3380 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
3381 * Makefile.in (predict.o): Add dependency on target.h and params.h
3382 * defaults.h (HOT_TEXT_SECTION_NAME,
3383 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
3384 * predict.c (choose_function_section): New function.
3385 (estimate_bb_frequencies): Use it.
3386 * toplev.c (flag_reorder_functions): New global variable.
3387 (lang_independent_options): New.
3388 (parse_options_and_default_flags): Set.
3389 * varasm.c (assemble_start_function): Bypass functdion alignment
3390 for never executed functions.
3391 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
3392 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
3393 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
3396 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
3398 * predict.c: Inlude profile.h
3399 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
3400 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
3401 Use the information about maximal counter in the program.
3403 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
3405 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
3406 probably_never_executed_bb_p): New functions.
3407 * cfgcleanup.c (outgoing_edges_match): Use them.
3408 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
3409 (maybe_hot_bb_p, probably_cold_bb_p,
3410 probably_never_executed_bb_p): New functions.
3412 * function.h (function): Add new field function_frequency.
3413 * predict.c (compute_function_frequency): New function.
3414 (estimate_probability): Call it.
3416 2002-03-09 Jakub Jelinek <jakub@redhat.com>
3418 PR optimization/5172, optimization/5200
3419 * gcse.c (gcse_main): Disable store_motion.
3421 2002-05-14 Zack Weinberg <zack@codesourcery.com>
3423 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
3424 (c_common_nodes_and_builtins): Use it.
3425 (builtin_define_with_value): New function.
3426 (cb_register_builtins): Define __SIZE_TYPE__,
3427 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
3428 using builtin_define_with_value. Use consistent notation when
3429 defining __GXX_WEAK__.
3430 (WCHAR_TYPE_SIZE): Don't redefine.
3431 (combine_strings): Don't use WCHAR_TYPE_SIZE.
3433 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
3434 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
3435 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
3436 * tradcpp.c (initialize_builtins): Likewise.
3437 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
3439 * c-lex.h (builtin_define_with_value): Prototype.
3440 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
3441 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
3442 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
3444 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
3445 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
3446 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
3447 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
3448 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
3449 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
3450 config/sparc/sol2-bi.h, config/sparc/sparc.h:
3451 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
3452 to __SIZE_TYPE__ etc from all spec strings. When this makes
3453 extra specs empty, delete them.
3455 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
3457 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
3458 for PA8000 or generating dwarf2 call frame information.
3459 (output_call): Remove DO_FRAME_NOTES check from return pointer
3461 (following_call): Return 0 when scheduling for PA8000 or generating
3462 dwarf2 call frame information. Revise comment.
3464 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
3467 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
3468 and __IEEE_FP_INEXACT as appropriate.
3469 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
3470 (CPP_SPEC): Remove ieee defines.
3471 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
3473 2002-05-14 Richard Henderson <rth@redhat.com>
3475 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
3476 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
3478 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
3480 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
3482 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
3483 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
3484 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
3485 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
3486 (EXTRA_SPECS): Update.
3487 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
3488 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
3489 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
3490 define TARGET_OS_CPP_BUILTINS if necessary.
3492 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
3494 * gcc.c (cpp_options): Must pass -m* and -f* options
3495 to the front end even when only preprocessing.
3496 (cc1_options): Remove redundant -lang-c.
3497 * tradcpp.c (main): Ignore -m options.
3499 * lang-specs.h: Similarly.
3501 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
3503 * genautomata.c (transform_3): Add code for transformation
3504 `(A,B,...)+C -> A+C,B,...'.
3506 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
3508 * final.c (end_final): Do not output profile_arcs constructor, when
3509 no functions are instrumented.
3511 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
3513 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
3515 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3517 * doc/install.texi: Remove special markup originally required for
3518 HTML generation with texi2html.
3520 2002-05-14 Andreas Schwab <schwab@suse.de>
3522 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
3524 (UNIQUE_SECTION): Define to get small data correctly.
3526 * varasm.c (resolve_unique_section): Add third parameter
3527 flag_function_or_data_sections and use it instead of
3528 flag_function_sections.
3529 (assemble_start_function): Pass flag_function_sections.
3530 (asm_emit_uninitialised): Pass flag_data_sections.
3531 (assemble_variable): Likewise.
3533 2002-05-14 Richard Henderson <rth@redhat.com>
3535 * config/i386/i386.md: Use define_constants for unspec numbers.
3536 * config/i386/i386.c: Likewise.
3538 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
3540 * doc/contrib.texi: Update my entry.
3542 2002-05-13 Mark Mitchell <mark@codesourcery.com>
3544 * fixinc/inclhack.def (winidss_valist): Limit applicability.
3545 * fixinc/fixincl.x: Regenerated.
3546 * fixinc/tests/base/math.h: Update.
3547 * fixinc/tests/base/testing.h: Likewise.
3549 2002-05-13 Zack Weinberg <zack@codesourcery.com>
3551 * genattr.c (gen_attr): Don't emit a comma after the last
3554 2002-05-13 Richard Henderson <rth@redhat.com>
3556 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
3558 * recog.c (peephole2_optimize): Likewise.
3560 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
3562 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
3565 2002-05-13 Jeffrey A Law (law@redhat.com)
3567 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
3568 Update prototype and callers.
3569 (propagate_one_insn): Stack pointer adjustments kill MEMs on
3570 the mem_set_list which reference the stack pointer, as do
3571 calls to constant functions as they may clobber outgoing
3574 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
3576 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
3577 (ia32_multipass_dfa_lookahead): New function.
3579 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
3581 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
3582 (translate_options): Remove 'V'.
3583 (process_command): Similarly.
3585 * invoke.texi: Remove documentation of 'V'.
3587 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
3589 * config/s390/linux.h: Revert 2002-04-22 changes.
3591 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
3593 * config/fr30/fr30.md: Only allow splits of immediate loads
3594 if the destination is a register.
3596 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
3598 * Makefile.in (c-common.o, cppinit.o): Update.
3599 * c-common.c: Include except.h.
3600 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
3601 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
3602 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
3603 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
3604 CPP_PREDEFINES): Handle here.
3606 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
3607 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
3608 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
3609 TARGET_OS_CPP_BUILTINS.
3610 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
3611 (CPP_SPEC, EXTRA_SPECS): Update.
3612 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
3613 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
3614 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
3615 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
3616 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
3618 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
3619 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
3621 2002-05-12 Zack Weinberg <zack@codesourcery.com>
3623 * emit-rtl.c (global_rtl): Update comment.
3624 (const_double_htab, const_double_htab_hash,
3625 const_double_htab_hash, lookup_const_double): New.
3626 (const_int_htab_hash, const_int_htab_eq): Remove const
3627 qualifiers, which cause tons of warnings with RTL checking on.
3628 (gen_rtx_CONST_DOUBLE): Deleted.
3629 (const_double_from_real_value): New function - bears some
3630 resemblance to the former immed_real_const_1.
3631 (immed_double_const): Moved here from varasm.c and
3633 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
3634 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
3635 (gen_rtx): Use immed_double_const.
3636 (init_emit_once): Initialize the const_double_htab. Use
3637 REAL_VALUE_FROM_INT where possible. Can now use
3638 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
3639 * varasm.c (struct varasm_status): Remove x_const_double_chain.
3640 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
3641 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
3642 (init_varasm_status, mark_varasm_status): Don't touch
3643 x_const_double_chain.
3645 * output.h: Delete prototype for clear_const_double_mem.
3646 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
3647 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
3648 const_double_from_real_value, not immed_real_const_1, and use
3649 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
3651 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
3652 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
3653 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
3654 (gen_rtx_REG): Second arg is unsigned.
3656 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
3657 (excluded_rtx): New, return true for CONST_DOUBLE.
3658 (genmacro): Write nothing for excluded codes.
3659 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
3660 * expr.c (expand_expr): Likewise.
3661 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
3663 * toplev.c (rest_of_compilation): Don't call
3664 clear_const_double_mem.
3666 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
3667 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
3668 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
3669 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
3670 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
3671 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
3672 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
3673 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
3675 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3677 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
3679 2002-05-12 Tom Tromey <tromey@redhat.com>
3681 * tree.h (copy_node): Don't mention TREE_PERMANENT.
3683 2002-05-12 Zack Weinberg <zack@codesourcery.com>
3685 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
3686 (scan_comma_elt): New function. Accepts whitespace in comma lists.
3687 * gensupport.h: Prototype new routines.
3688 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
3690 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
3691 (next_comma_elt): Use scan_comma_elt.
3693 * config/i386/i386.md: Use new attribute notation to break up
3694 long lines in define_attr forms.
3696 2002-05-12 Richard Henderson <rth@redhat.com>
3698 * expr.c (compress_float_constant): New.
3699 (emit_move_insn): Use it.
3700 (float_extend_from_mem): New.
3701 (init_expr_once): Initialize it.
3702 * real.c (exact_real_truncate): New.
3704 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
3705 dropped into memory; penalize for size.
3706 (RTX_COSTS): FLOAT_EXTEND is free.
3707 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
3708 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
3710 2002-05-12 Richard Henderson <rth@redhat.com>
3712 * profile.h (profile_info): Add missing extern to declaration.
3713 * profile.c (profile_info): Define it.
3715 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3717 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
3718 used for DImode and TImode.
3720 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3722 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
3725 2002-05-11 Zack Weinberg <zack@codesourcery.com>
3727 * config/rs6000/rs6000.c (rs6000_default_long_calls,
3728 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
3729 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
3730 (rs6000_override_options): Handle -m(no-)longcall.
3731 (init_cumulative_args, output_mi_thunk): Check for both
3732 longcall and shortcall attributes on the function.
3733 (rs6000_attribute_table): Add "shortcall".
3734 (rs6000_handle_longcall_attribute): Update comment.
3735 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
3736 altivec_expand_ternop_builtin): Add default clauses to switches
3737 to silence warnings.
3739 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
3740 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
3741 (TARGET_OPTIONS): Add longcall and no-longcall.
3743 * config/rs6000/rs6000.md (call_nonlocal_sysv,
3744 call_value_nonlocal_sysv): Split by alternatives. One pair
3745 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
3746 the call cookie. The other pair accepts only LR/CTR and has
3749 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
3750 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
3752 * config/rs6000/rs6000-c.c: New file.
3753 * config/rs6000/t-rs6000-c-rule: New file.
3754 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
3755 Prototype rs6000_pragma_longcall.
3757 * doc/extend.texi: Document shortcall attribute.
3758 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
3760 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3762 * reorg.c (dbr_schedule): Remove unnecessary test.
3764 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
3766 * i386.md (testsi to testqi spliters): New.
3768 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
3770 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
3772 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
3774 * basic-block.h: New flag EDGE_CAN_FALLTHRU
3775 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
3776 that can be made fallthru.
3778 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
3780 * cfglayout.c (cleanup_unconditional_jumps): New static function.
3781 (cfg_layout_initialize): Use it.
3783 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
3785 * config/avr/avr.c (avr_mcu_types): Update supported devices.
3786 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3787 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3789 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
3791 * dbxout.c: Fix formatting.
3792 * dependence.c: Likewise.
3794 * diagnostic.c: Likewise.
3795 * doloop.c: Likewise.
3796 * dominance.c: Likewise.
3797 * doschk.c: Likewise.
3798 * dwarf2asm.c: Likewise.
3799 * dwarf2out.c: Likewise.
3800 * dwarfout.c: Likewise.
3802 2002-05-10 Richard Henderson <rth@redhat.com>
3804 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
3805 Convert integers constants as needed. Replace "nwords" field with
3807 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
3808 * function.h: Fix typo in comment.
3809 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
3811 2002-05-10 Roger Sayle <roger@eyesopen.com>
3813 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
3814 into the equivalent (signed char)c > 0.
3816 2002-05-10 Janis Johnson <janis187@us.ibm.com>
3818 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
3819 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
3820 (struct prefetch_info): Fix spelling of member bytes_accessed.
3821 (emit_prefetch_instructions): Make dump messages more regular;
3822 restructure code to add more dump messages; use new macros for
3823 heuristics. (There are no code generation changes in any of this).
3825 2002-05-10 David S. Miller <davem@redhat.com>
3827 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
3828 (struct rtx_def): Update unchanging flag comment.
3829 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
3830 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
3831 to be handled to INSN too.
3832 (dbr_schedule): Likewise.
3833 * resource.c (next_insn_no_annul): Likewise.
3835 * cse.c (rtx_cost): Remove multiplication by power of 2 special
3838 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3840 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
3841 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
3842 (possibly) work around broken /bin/sh.
3844 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3846 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
3847 . as N64/N32 libgcc_s.so subdirs.
3849 2002-05-10 David S. Miller <davem@redhat.com>
3851 * config/sparc/sparc.md: Use define_constants for unspec numbers.
3853 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
3855 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
3857 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
3858 * doc/rtl.texi: Document these macros more accurately.
3859 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
3860 JUMP_INSNs and CALL_INSNs.
3861 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
3862 or INSN_FROM_TARGET_P if the code is appropriate.
3864 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
3866 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
3867 before using SYMBOL_REF_FLAG (addr).
3869 * config/avr/avr-protos.h (avr_io_address_p): Declare.
3870 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
3871 Make non-static. Update all callers.
3872 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
3873 New insns to clear/set/test a single bit in I/O address space.
3875 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3877 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
3879 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3881 * Makefile.in: Update.
3882 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
3883 builtin_define_std): New.
3884 (c_common_init): Register CPP builtins callback.
3885 * c-common.h (flag_iso, flag_undef): New.
3886 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
3887 * c-lex.c: Don't include target.h.
3888 (cb_register_builtins): Move to c-common.c.
3889 (init_c_lex): Don't register hook here.
3890 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
3891 (cpp_define, cpp_assert): Remove.
3892 * gcc.c (cc1_options): Pass -undef to front end.
3893 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
3894 (TARGET_INITIALIZER): Update.
3895 * target.h (struct cpp_reader): Don't predeclare.
3896 (struct gcc_target): Remove cpp builtin hook.
3897 * tree.c (default_register_cpp_builtins): Remove.
3901 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3903 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
3905 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3907 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
3908 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
3910 2002-05-09 Jakub Jelinek <jakub@redhat.com>
3912 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
3913 * config/sparc/libgcc-sparc-glibc.ver: New file.
3914 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
3915 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
3917 2002-05-09 Jakub Jelinek <jakub@redhat.com>
3920 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
3921 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
3922 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
3924 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
3925 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
3926 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
3927 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
3929 2002-05-09 Richard Henderson <rth@redhat.com>
3931 * config/ia64/ia64.md: Use define_constants for unspec numbers.
3932 * config/ia64/ia64.c: Likewise.
3934 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
3936 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
3937 (save_restore_insns): Likewise.
3938 (mips_expand_prologue, mips_expand_epilogue): Update callers.
3939 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
3941 Thu May 9 11:50:09 2002 Jeffrey A Law (law@redhat.com)
3943 * athlon.md, k6.md, pentium.md, ppro.md): New files.
3944 * i386.md: Move scheduling information into new files.
3946 * i386.md (type attribute): Add "rotate" for rotate insns.
3947 (rotate insns): Set type to "rotate".
3948 (various attributes and function units): Treat rotate like shift.
3949 (pent_pair attribute): Only rotates by one bit position are
3951 (sbb insns): Explicitly set pent_pair attribute on a couple
3952 that were missing it.
3954 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
3956 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
3957 make sure that buffer starts on odd word address.
3958 (sh_va_arg): Skip odd fp registers when reading a double precision
3961 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3963 * tree.h (preserve_data, object_permanent_p, type_precision):
3966 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3968 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
3969 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
3971 * cpp.texi: Update for removal of obsolete features.
3973 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
3974 Jeffrey A Law (law@redhat.com)
3976 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
3977 the DFA interface for Pentium processors.
3978 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
3979 (attr_pent_pair, ix86_pent_find_pair): Remove.
3980 (ix86_sched_reorder_pentium): Remove.
3981 (ix86_sched_reorder): Remove reordering for Pentium.
3982 * i386.md (Pentium scheduling): Rewrite using DFA description.
3984 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
3986 * cfganal.c (can_fallthru): Fix fast path.
3987 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
3988 with edges to the next block.
3990 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
3991 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
3993 * final.c (end_final): Use C trees to output data structures for profiling.
3995 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
3996 (profile.o): New dependency profile.h
3997 (final.o): New dependency profile.h
3998 * profile.h: New file. New global structure profile_info.
3999 * final.h (count_edges_instrumented_now): Declare.
4000 (current_function_cfg_checksum): Declare.
4001 (function_list): New structure.
4002 (functions_head, functions_tail): New static variables.
4003 (end_final): Emits more data, removed some -ax stuff.
4004 (final): Stores function names and chcksums.
4005 * gcov-io.h (__write_gcov_string): New function.
4006 (__read_gcov_string): New function.
4007 * gcov.c (read_profile): New function.
4008 (create_program_flow_graph): Uses read_profile instead of reading
4010 (read_files): Removed da_file checking, it's done by read_profile now.
4011 * libgcc2.c (bb_function_info): New structure.
4012 (bb): New field in structure, removed some -ax stuff.
4013 (__bb_exit_func): Changed structure of da_file.
4014 * profile.c (count_edges_instrumented_now): New global variable.
4015 (current_function_cfg_checksum): New global variable.
4016 (max_counter_in_program): New global variable.
4017 (get_exec_counts): New function.
4018 (compute_checksum): New function.
4019 (instrument_edges): Sets count_edges_instrumented_now.
4020 (compute_branch_probabilities): Uses get_exec_counts instead of
4022 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
4023 (init_branch_prob): Removed da_file checking, done in get_exec_counts
4025 (end_branch_prob): Removed da_file checking, done in get_exec_counts
4027 * gcov.texi: Updated information about gcov file format.
4029 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
4031 * sbitmap.c: Fix formatting.
4033 * scan-decls.c: Likewise.
4034 * sched-deps.c: Likewise.
4035 * sched-ebb.c: Likewise.
4036 * sched-rgn.c: Likewise.
4037 * sched-vis.c: Likewise.
4038 * sdbout.c: Likewise.
4039 * sibcall.c: Likewise.
4040 * simplify-rtx.c: Likewise.
4042 * ssa-ccp.c: Likewise.
4043 * ssa-dce.c: Likewise.
4045 * stor-layout.c: Likewise.
4046 * stringpool.c: Likewise.
4048 2002-05-09 David S. Miller <davem@redhat.com>
4050 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
4052 2002-05-07 David S. Miller <davem@redhat.com>
4054 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
4055 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
4056 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
4057 library implementation clobbers the output before the inputs
4058 are fully consumed, use stack temporary for the output.
4060 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
4062 * config/netbsd.h (CPP_SPEC): Remove.
4063 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
4064 * config/i386/netbsd.h (CPP_SPEC): Define.
4065 * config/ns32k/netbsd.h (CPP_SPEC): Define.
4066 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
4067 * config/sparc/netbsd.h (CPP_SPEC): Define.
4068 * config/vax/netbsd.h (CPP_SPEC): Define.
4070 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
4072 * read-rtl.c: Fix formatting.
4074 * recog.c: Likewise.
4075 * regclass.c: Likewise.
4076 * regmove.c: Likewise.
4077 * reg-stack.c: Likewise.
4078 * reload1.c: Likewise.
4079 * reload.c: Likewise.
4080 * resource.c: Likewise.
4081 * rtlanal.c: Likewise.
4083 * rtl-error.c: Likewise.
4085 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
4087 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
4088 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
4090 2002-05-08 Bernd Schmidt <bernds@redhat.com>
4092 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
4093 use __SSE2__ macro instead.
4094 * config/i386/xmmintrin.h: Likewise.
4096 2002-05-08 Janis Johnson <janis187@us.ibm.com>
4098 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
4099 and use it in all invocations of these macros. Clean up comments.
4100 * rtl.c (rtl_check_failed_flag): Add an argument for the name
4101 of the flag access macro whose check failed.
4102 * doc/rtl.texi (Flags): Document additional flag uses.
4104 2002-05-08 Robert Spier <rspier@pobox.com>
4105 Neil Booth <neil@daikokuya.demon.co.uk>
4107 PR preprocessor/6521
4108 * cppfiles.c (handle_missing_header): Don't do anything
4109 different for <> includes.
4111 * cppopts.texi: Update documentation for -MG.
4113 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
4115 * cpplex.c (cpp_interpret_charconst): Truncate as well as
4118 * cpp.texi: Clarify multichar charconst valuation.
4120 2002-05-08 Mark Mitchell <mark@codesourcery.com>
4122 * doc/invoke.texi: Document -mwindiss option.
4124 2002-05-08 Jason Merrill <jason@redhat.com>
4126 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
4128 * dwarf2out.c (gen_type_die): Abort on broken recursion.
4131 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
4134 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
4136 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
4137 little-endian multilibs to override arm/thumb multilibs.
4138 Do not build hardware floating point multilibs, nor apcs-26
4139 multilibs for the Thumb.
4141 2002-05-08 Mark Mitchell <mark@codesourcery.com>
4144 * varasm.c (mark_weak): New function.
4145 (merge_weak): Use it. Do not call declare_weak.
4146 (declare_weak): Use merge_weak.
4148 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
4150 * cse.c (dead_libcall_p): Update counts.
4151 (delete_trivially_dead_insns): Update call of dead_libcall_p.
4153 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
4155 * cfglayout.c (function_tail_eff_head): Rename to ...
4156 (function_footer): ... this one.
4157 (unlink_insn_chain): New functions.
4158 (label_for_bb): Only call block_label and emit debug message.
4159 (record_effective_endpoints): Actually unlink the headers and footers.
4160 (fixup_reorder_cahin): Re-insert the unlinked sequences.
4161 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
4162 * cfglayout.h (struct reorder_block_def): New fields footer/header;
4163 remove eff_head/eff_end.
4164 * rtl.h (set_first_insn): Declare.
4165 * emit-rtl.c (set_first_insn): New function.
4167 * cfglayout.c (fixup_reorder_chain): Dump duplicated
4168 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
4169 cfg_layout_duplicate_bb): New global function.
4170 (duplicate_insn_chain): New static function.
4171 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
4172 cfg_layout_duplicate_bb): Declare.
4173 (struct reorder_block_def): Add "original" field.
4174 * emit-rtl.c (emit_copy_of_insn_after): New function.
4175 * rtl.h (emit_copy_of_insn_after): Declare.
4177 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
4178 (fixup_reorder_chain): properly handle edges to exit block.
4180 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4181 Jan Hubicka <jh@suse.cz>
4183 * basic-block.h (note_prediction_to_br_prob): declare.
4184 * c-semantics.c: Inlucde predit.h
4185 (expand_stmt): predict GOTO_STMT as not taken.
4186 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
4187 (cleanup_cfg): Do not free tail_recursion_list.
4188 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
4189 (flow_delete_block): Kill predictions past end of basic block.
4190 * output.h (delete_unreachable_blocks): Declare.
4191 * predict.c (predicted_by_p, process_note_predictions,
4192 process_note_prediction, last_block_p): New function.
4193 (estimate_probability): Bypass loop on PRED_CONTINUE;
4194 do not handle noreturn heuristics; kill PRED_RETURN; add
4196 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
4197 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
4198 * predict.h (IS_TAKEN): New constant.
4199 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
4200 * rtl.c (NOTE_INSN_PREDICTION): New.
4201 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
4203 (insn_note): add NOTE_INSN_PREDICTION.
4204 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
4205 CFG; free tail_recursion_label_list.
4206 * stmt.c: Include predict.h;
4207 (return_prediction): New.
4208 (expand_value_return): Use it.
4209 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
4211 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
4213 * config/mips/mips.md: Name the unspecs with define_constant.
4214 (*HILO_delay): Rename to 'hilo_delay' (no star).
4215 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
4216 (reload_outdi, reload_outsi): Likewise.
4218 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
4220 * toplev.c: Fix formatting.
4222 2002-05-07 Janis Johnson <janis187@us.ibm.com>
4224 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
4225 * configure.in (ac_rtlflag_checking): New.
4226 * doc/install.texi (--enable-checking): Document RTL flag checking.
4228 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
4230 * c-common.c (c_common_init): Set options->unsigned_wchar.
4231 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
4232 group target dependencies.
4233 (init_builtins, cpp_handle_option): Update.
4234 * cpplex.c (cpp_interpret_charconst): Update.
4235 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
4236 signed_char to unsigned_char, group target dependencies.
4237 * defaults.h (WCHAR_UNSIGNED): Remove.
4238 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
4240 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
4241 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
4242 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
4243 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
4244 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
4246 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
4248 2002-05-07 Mark Mitchell <mark@codesourcery.com>
4250 * fixinc/inclhack.def (windiss_math1): New fix.
4251 (windiss_math2): Likewise.
4252 (windiss_valist): Likewise.
4253 * fixinc/fixincl.x: Regenerated.
4255 2002-05-07 Andreas Jaeger <aj@suse.de>
4257 * genautomata.c (output_internal_min_issue_delay_func): Add
4258 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
4259 (output_internal_trans_func): Likewise.
4261 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
4263 * pa.c (hppa_profile_hook): Use force_reg to get the address
4264 of the profile hook into an appropriate pseudo register.
4266 2002-05-07 Mark Mitchell <mark@codesourcery.com>
4268 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
4269 (LINK_START_SPEC): Handle it.
4270 (LINK_OS_SPEC): Likewise.
4271 (CPP_SPEC): Likewise.
4272 (STARTFILE_SPEC): Likewise.
4273 (LIB_SPEC): Likewise.
4274 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
4276 (CRTSAVRES_DEFAULT_SPEC): New macro.
4277 (LIB_WINDISS_SPEC): New macro.
4278 (CPP_OS_WINDISS_SPEC): Likewise.
4279 (STARTFILE_WINDISS_SPEC): Likewise.
4280 (ENDFILE_WINDISS_SPEC): Likewise.
4281 (LINK_START_WINDISS_SPEC): Likewise.
4282 (LINK_OS_WINDISS_SPEC): Likewise.
4283 * config/rs6000/windiss.h: New file.
4285 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
4287 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
4289 2002-05-06 David S. Miller <davem@redhat.com>
4291 * config/sparc/sparc.md (shift insns): Do not mask off
4292 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
4295 2002-05-06 Richard Henderson <rth@redhat.com>
4298 * expr.c (highest_pow2_factor_for_type): New.
4299 (expand_assignment): Use it.
4301 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
4303 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
4305 ("altivec_mfvscr"): Same.
4307 2002-05-06 Janis Johnson <janis187@us.ibm.com>
4309 * rtl.h (struct rtx_def): Update comments.
4310 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
4311 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
4312 RTL_FLAG_CHECK macros with list of expected RTL codes.
4313 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
4314 (rtl_check_failed_flag): New.
4315 * reload1.c (reload): Use REG macro before changing rtx to MEM.
4316 (reload_cse_noop_set_p): Check rtx code before using access macro.
4317 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
4318 before using access macro.
4320 2002-05-06 Janis Johnson <janis187@us.ibm.com>
4322 * doc/rtl.texi (Flags): Update to reflect current usage.
4324 2002-05-06 Roger Sayle <roger@eyesopen.com>
4327 * fold-const.c (sign_bit_p): New function.
4328 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
4329 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
4330 Reapply fold when converting (A & C) == C into (A & C) != 0.
4331 (fold_binary_op_with_conditional_arg): Fix typo in comment.
4333 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
4335 * c-common.c (warn_multichar): New.
4336 (c_common_init): Set CPP's warn_multichar.
4337 * c-common.h (warn_multichar): New.
4338 * c-decl.c (warn_multichar): Remove.
4339 * c-lex.c (lex_charconst): Update.
4340 * c-tree.h (warn_multichar): Remove.
4341 * cppexp.c (eval_token): Sign-extend charconst value.
4342 * cppinit.c (cpp_create_reader): Set warn_multichar.
4343 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
4344 each character. Update prototype. Sign-extend the result.
4345 * cpplib.h: Fix conditions.
4346 (struct cpp_options): Add new warning flag.
4347 (cpp_interpret_charconst): Update prototype.
4349 * cpp.texi: Update documentation.
4351 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
4353 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
4354 Fix typo in usage of allof instead of unit.
4356 2002-05-06 Richard Henderson <rth@redhat.com>
4358 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
4359 and any jump or call for IN.
4361 2002-05-06 Bernd Schmidt <bernds@redhat.com>
4363 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
4365 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
4367 2002-05-06 Roger Sayle <roger@eyesopen.com>
4369 * fold-const.c (lshift-double): Cast the high word to an unsigned
4370 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
4371 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
4372 avoid compiler warning. (fold): Remove redundant code from
4373 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
4375 2002-05-06 Jeff Law <law@redhat.com>
4377 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
4378 * pa.c (pa_adjust_cost): Remove all true dependency cost
4379 adjustments. Also remove support for non-DFA scheduling.
4380 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
4381 to adjust true dependency costs. Update various comments.
4382 (7100lc, 7200, 7300 scheduling): Simplify by combining the
4383 FP ALU & MPY units into a single unit.
4385 2002-05-06 Catherine Moore <clm@redhat.com>
4387 * config/v850/v850.c (compute_register_save_size): Make sure
4388 to count all of the registers that will be saved.
4390 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
4392 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
4394 2002-05-06 David S. Miller <davem@redhat.com>
4396 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
4397 allow result to overlap input operands in memory.
4399 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4402 * cpp.texi: Update multichar charconst docs.
4404 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4406 * cpplex.c (cpp_interpret_charconst): Sign-extend each
4407 character. Don't ignore excess characters. Treat
4408 multicharacter character constants as signed.
4409 (cpp_parse_escape): Clarify diagnostic.
4411 2002-05-05 Jakub Jelinek <jakub@redhat.com>
4413 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
4414 use add instead of shift.
4415 (ashldi3_sp64): Likewise.
4416 (ashlsi3_const1, ashldi3_const1): Remove.
4417 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
4418 * config/sparc/sparc.c (const1_operand): New.
4420 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
4422 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
4424 2002-05-05 Jakub Jelinek <jakub@redhat.com>
4427 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
4429 2002-05-05 Richard Henderson <rth@redhat.com>
4431 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
4432 memory latency adjustments.
4433 (alpha_variable_issue): Remove.
4434 (alpha_use_dfa_pipeline_interface): New.
4435 (alpha_multipass_dfa_lookahead): New.
4436 * config/alpha/alpha.md: Remove define_function_unit scheduling;
4437 include new dfa scheduling.
4438 (attr type): Add none.
4440 * config/alpha/ev4.md: New.
4441 * config/alpha/ev5.md: New.
4442 * config/alpha/ev6.md: New.
4444 2002-05-05 David S. Miller <davem@redhat.com>
4446 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
4448 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
4450 * cse.c: Fix formatting.
4451 * emit-rtl.c: Likewise.
4453 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
4455 * genautomata.c (initiate_states): Add additional guard to
4456 initialize `units_array'.
4458 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
4460 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
4461 process_unit_to_form_the_same_automaton_unit_lists,
4462 form_the_same_automaton_unit_lists
4463 check_unit_distributions_to_automata): New prototypes and
4465 (check_automata): Rename it into `check_automata_insn_issues'.
4466 (unit_decl): New fields `the_same_automaton_unit' and
4467 `the_same_automaton_message_reported_p'.
4468 (unit_decl_t): New typedef.
4469 (the_same_automaton_lists): New gloval variable.
4470 (unit_regexp, unit_set_el, units_array, units_cmp,
4471 output_get_cpu_unit_code_func): Use the typedef.
4472 (evaluate_max_reserv_cycles): Increment
4473 `description->max_insn_reserv_cycles'.
4474 (initiate_states): Don't increment `max_cycles_num'.
4475 (transform_insn_regexps): Move code around transformation of
4476 regexps from `generate'.
4477 (generate): Remove call of `transform_insn_regexps'.
4478 (expand_automata): Call `transform_insn_regexps' and
4479 `check_unit_distributions_to_automata'. Check errors before
4482 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
4483 automaton `ultrasparc3_1'.
4485 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
4487 * c-common.c (c_common_init): Set up CPP arithmetic.
4488 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
4489 something reasonable for the host.
4490 (sanity_checks): Add checks.
4491 (cpp_read_main_file): Call sanity_checks() from here...
4492 (cpp_post_options): ... not here.
4493 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
4494 * cpplib.h (struct cpp_options): New member int_precision.
4496 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4498 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
4500 2002-05-04 David S. Miller <davem@redhat.com>
4502 * config/sparc/linux.h, config/sparc/linux64.h
4503 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
4505 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
4507 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
4509 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
4512 2002-05-05 Tim Josling <tej@melbpc.org.au>
4514 * treelang; New directory for new sample language treelang.
4516 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
4518 * Makefile.in (c-lex.o): Update.
4519 * c-lex.c: Include target.h.
4520 (cb_register_builtins): New.
4521 (init_c_lex): Set builtins callback.
4522 * c-lex.h (cpp_define, cpp_assert): New prototypes.
4523 * cppinit.c (init_builtins): Use callback, including for
4525 * cpplib.h (struct cpp_callbacks): New member.
4526 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
4527 (TARGET_INITIALIZER): Update.
4528 * target.h (struct gcc_target): New hook.
4529 * tree.c (default_register_cpp_builtins): New.
4530 * tree.h (default_register_cpp_builtins): New.
4532 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
4534 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
4536 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
4537 (cpp_post_options): Move sanity checks to...
4538 (sanity_checks): New.
4539 * cpplex.c (maybe_read_ucs): Fix prototype.
4540 (parse_string, cpp_parse_escape): Cast for %c format specifier.
4541 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
4544 2002-05-04 Bernd Schmidt <bernds@redhat.com>
4546 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
4547 builtins. Use V2DI patterns instead of TI for logical operations.
4548 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
4549 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
4550 (ix86_expand_builtins): Change the pattern used for movntdq.
4551 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
4552 sse2_nandv2di3): New patterns.
4553 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
4555 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
4556 (cvtdq2pd): Correct mode on operand 1.
4557 (sse2_umulsidi3): Describe without unspec.
4558 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
4560 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
4561 (ashlv2di3): Likewise, from sse2_ashlv2di3.
4562 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
4563 ashlv4si3, ashlv2di3): Use SImode for shift count.
4564 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
4565 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
4567 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
4569 (__m128i, __m128d): New macros.
4570 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
4571 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
4572 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
4573 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
4574 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
4575 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
4576 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
4577 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
4578 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
4579 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
4580 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
4581 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
4582 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
4583 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
4584 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
4585 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
4586 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
4587 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
4588 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
4589 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
4590 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
4591 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
4592 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
4593 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
4594 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
4595 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
4596 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
4597 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
4598 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
4599 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
4600 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
4601 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
4602 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
4603 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
4604 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
4605 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
4606 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
4608 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
4609 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
4611 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
4613 * dwarf2out.c: Fix formatting.
4614 * varasm.c: Likewise.
4616 2002-05-04 David Edelsohn <edelsohn@gnu.org>
4619 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
4620 clobber and use result as temporary value.
4622 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
4624 * expr.c (force_operand): Use expand_simple_* to handle more
4627 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
4629 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
4631 (lex_charconst): Update for change in prototype of
4632 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
4634 * cpphash.h (BITS_PER_CPPCHAR_T): New.
4635 * cppinit.c (cpp_create_reader): Initialize them for no
4636 change in semantics.
4637 (cpp_post_options): Add sanity checks.
4638 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
4639 and truncation issues. Calculate in type cppchar_t.
4640 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
4641 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
4642 run-time dependent precision correctly. Return whether the
4643 result is signed or not.
4644 * cpplib.c (dequote_string): Use cppchar_t; update.
4645 * cpplib.h (cppchar_signed_t): New.
4646 struct cpp_options): New precision members.
4647 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
4648 * cppexp.c (eval_token): Update.
4650 2002-05-03 David S. Miller <davem@redhat.com>
4652 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
4653 * config/sparc/sparc.c (sparc_rtx_costs): New function
4654 implementing RTX_COSTS and CONST_COSTS.
4655 * config/sparc/sparc.h (CONST_COSTS): Delete.
4656 (RTX_COSTS_CASES): Define.
4657 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
4660 * config/sparc/sparc.md (DFA schedulers): Split out...
4661 * config/sparc/cypress.md, config/sparc/hypersparc.md,
4662 config/sparc/sparclet.md, config/sparc/supersparc.md,
4663 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
4665 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
4666 checks on it, always defined for Sparc.
4668 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
4669 Tweak, and add more detailed comments.
4671 2002-05-03 Zack Weinberg <zack@codesourcery.com>
4673 * Re-apply patch accidentally reverted with
4674 DFA scheduler merge: remove all rules and variables to slurp
4675 source files out of libiberty and rebuild them with HOST_CC.
4676 ($(HOST_PREFIX_1)varray.o): New rule.
4677 (genattrtab rule): Word wrap.
4679 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4681 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
4682 (CPP_SUBTARGET_SPEC): Define.
4683 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
4684 cpp_subtarget specs.
4685 (CPP_SPEC): Redefine to include %(cpp_subtarget).
4687 2002-05-03 David S. Miller <davem@redhat.com>
4689 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
4690 * target.h (struct gcc_target): Delete cycle_display member.
4692 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
4693 (rtx_needs_barrier): Delete reference to cycle_display unspec.
4694 (ia64_sched_reorder2): Mention need for cycle display handling
4695 once such notes exist.
4697 2002-05-03 Richard Henderson <rth@redhat.com>
4699 * real.c (etoasc): Strip most trailing zeros for clarity.
4700 * sched-vis.c: Include real.h.
4701 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
4702 * Makefile.in (sched-vis.o): Add real.h.
4704 2002-05-03 David S. Miller <davem@redhat.com>
4706 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
4709 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
4711 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
4712 when we get an out of range literal.
4713 (altivec_expand_ternop_builtin): Same.
4714 (altivec_expand_unop_builtin): Same.
4715 (altivec_expand_builtin): Same, for dss.
4716 (altivec_expand_builtin): Use trees instead of rtl when
4717 determining literal argument validity.
4719 2002-05-03 David S. Miller <davem@redhat.com>
4721 Delete cycle display scheduling hook.
4722 * config/ia64/ia64.c (ia64_cycle_display,
4723 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
4724 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
4725 and use emit_insn_before instead of ia64_emit_insn_before.
4726 * config/ia64/ia64.md (unspec usage): Delete cycle display.
4727 (cycle_display): Delete insn pattern.
4728 * config/sparc/sparc.md (unspec usage): Delete cycle display.
4729 (cycle_display): Delete insn pattern.
4730 * config/sparc/sparc.c (sparc_cycle_display,
4731 TARGET_SCHED_CYCLE_DISPLAY): Delete.
4732 * doc/md.texi (cycle_display): Don't mention.
4733 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
4735 2002-05-03 Richard Henderson <rth@redhat.com>
4737 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
4738 * recog.h: Declare them.
4740 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
4741 * config/sparc/sparc.md: Use store_data_bypass_p instead.
4742 * config/sparc/sparc-protos.h: Update.
4744 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4746 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
4747 -D__arch64__. Add -D_LP64.
4748 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
4750 (CPP_ARCH64_SPEC): Likewise.
4751 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
4752 (NO_BUILTIN_SIZE_TYPE): Undef.
4754 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
4756 * genautomata.c (min_issue_delay_pass_states): Change return type
4758 (min_issue_delay_pass_states): Change the algorithm.
4759 (min_issue_delay): Set up min_insn_issue_delay for the state.
4760 (output_min_issue_delay_table): Interchange the nested loops and
4761 and initiate min_insn_issue_delay for states.
4763 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
4765 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
4768 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
4770 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
4773 2002-05-03 Richard Henderson <rth@redhat.com>
4776 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
4777 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
4778 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
4779 code before JUMP, not EARLIEST.
4781 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4783 * c-format.c (check_format_info_main): Don't check for presence of
4784 parameter for * width until after operand number has been read,
4785 and only check for it if format parameters are available.
4788 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4790 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
4791 (LINK_SPEC): Undef before defining.
4793 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4795 PR preprocessor/6489
4796 * tradcpp.c (fixup_newlines): New.
4797 (main, finclude): Use it.
4799 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
4801 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
4802 * config/mips/mips.c (mips_unique_section): Strip encoding from
4805 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4807 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
4810 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4812 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
4813 (Specific): Removed buildstats references.
4814 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
4815 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
4816 Accomodate Solaris versions beyond 8.
4817 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
4818 (Specific, *-*-solaris2.8): Removed, obsolete.
4820 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4823 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
4824 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
4825 fill leaf_reg_remap with identity.
4826 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
4828 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
4830 * config/h8300/crti.asm: Remove trailing spaces.
4831 * config/h8300/h8300.c: Likewise.
4832 * config/h8300/lib1funcs.asm: Likewise.
4834 2002-05-02 Jason Merrill <jason@redhat.com>
4836 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
4837 * c-decl.c (c_init_decl_processing): Use it.
4838 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
4839 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
4840 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
4842 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
4844 * regrename.c: Fix formatting.
4847 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
4849 * i386.md (attribute memory): Handle compares properly.
4851 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
4853 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
4856 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
4858 * function.c: Fix formatting.
4860 2002-05-02 Jan Hubicka <jh@suse.cz>
4862 * haifa-sched.c (schedule_insn): Print table of instructions and
4864 (sched_block): Do not print ready list at verbosity level 1.
4865 * sched-vis.c (print_insn): Make global.
4866 * sched-ebb.c (ebb_print_insn): Rename from...
4867 (print_insn): ... this one.
4868 * sched-int.h (print_insn): Declare
4870 2002-05-02 Richard Henderson <rth@redhat.com>
4872 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
4873 emitted by cycle_display.
4875 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
4877 * doc/install.texi (*-*-freebsd*): Update to latest status.
4879 2002-05-02 Jakub Jelinek <jakub@redhat.com>
4882 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
4883 * config/float-sparc.h: Assume 128-bit long double if
4884 __LONG_DOUBLE_128__ is defined.
4886 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
4888 * genattrtab.c (write_function_unit_info): Add a dummy element
4889 when num_units == 0.
4891 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4893 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
4894 TYPE_MODE (double_type_node) instead of DFmode.
4896 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
4898 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
4900 * toplev.c (rest_of_compilation): Revert Richard's patch.
4902 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
4904 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
4906 2002-05-02 Catherine Moore <clm@redhat.com>
4908 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
4910 2002-05-02 Kazu Hirata <kazu@hxi.com>
4912 * combine.c: Fix comment typos.
4914 * genautomata.c: Likewise.
4918 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
4920 * doc/install.texi: State GNAT version requirements.
4922 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
4924 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
4925 of the frame pointer or arg pointer register which strict register
4926 checking is not enabled.
4928 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
4930 * gcc.dg/altivec-8.c: New.
4932 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
4933 PRE_INC and PRE_DEC for altivec modes.
4935 2002-05-01 Bruce Korb <bkorb@gnu.org>
4937 * fixinc/check.tpl(set-writable): make sure the function exists first
4938 * fixinc/inclhack.def(alpha_assert): fix test_text
4939 * fixinc/tests/base/assert.h: add in missing result
4941 2002-05-01 Jeff Law <law@redhat.com>
4943 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
4946 2002-05-01 Joel Brobecker <brobecker@gnat.com>
4948 * dbxout.c (dbxout_type): Emit size information for range types,
4949 as well, but only when using GDB extensions.
4951 2002-05-01 Richard Henderson <rth@redhat.com>
4953 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
4954 target-independent gnu binutils date test.
4956 2002-05-01 Richard Henderson <rth@redhat.com>
4958 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
4959 info before expunging the block.
4961 2002-05-01 Jakub Jelinek <jakub@redhat.com>
4963 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
4964 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
4965 -M -or -MM is in effect.
4967 2002-05-01 Zack Weinberg <zack@codesourcery.com>
4969 * config.gcc: Correct test of --enable-obsolete. Obsolete all
4970 A29k configurations.
4971 * doc/install.texi: Update to match.
4973 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4976 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
4977 for duplicates. Always loop over whole list.
4979 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4981 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
4983 2002-05-01 Joel Sherrill <joel@OARcorp.com>
4985 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
4988 2002-05-01 Joel Sherrill <joel@OARcorp.com>
4990 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
4992 2002-05-01 David Edelsohn <edelsohn@gnu.org>
4994 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
4995 (nabs_nopower): Same.
4996 (floatdisf2): New pattern.
4997 (absdi2): Convert to define_insn_and_split.
5002 (fix_trunctfdi2): Same.
5003 (fix_trunctfsi2): Same.
5005 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
5007 * doc/install.texi: Update Texinfo version requirement
5010 2002-05-01 Jakub Jelinek <jakub@redhat.com>
5012 PR target/6512, PR target/5628
5013 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
5014 when memory is not aligned.
5015 (movdf_insn_v9only_vis): Likewise.
5016 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
5017 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
5018 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
5020 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
5022 * gcc.dg/altivec-7.c: New.
5024 * config/rs6000/altivec.h: Cleanup.
5026 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
5028 * doc/invoke.texi (Option Summary): Add -mvrsave=.
5029 (RS/6000 and PowerPC Options): Document -mvrsave=.
5031 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
5032 (rs6000_altivec_vrsave_string): Same.
5033 (rs6000_override_options): Call rs6000_parse_vrsave_option.
5034 (rs6000_parse_vrsave_option): New.
5035 (rs6000_stack_info): Only generate vrsave instructions when
5036 TARGET_ALTIVEC_VRSAVE.
5038 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
5039 (rs6000_altivec_vrsave_string): Define extern.
5040 (rs6000_altivec_vrsave): Same.
5041 (TARGET_ALTIVEC_VRSAVE): New.
5043 2002-04-30 Richard Henderson <rth@redhat.com>
5046 * toplev.c (rest_of_compilation): Don't run cross-jump before
5049 2002-04-30 Tom Rix <trix@redhat.com>
5051 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
5052 check which_alternative.
5054 2002-04-30 Kazu Hirata <kazu@hxi.com>
5056 * cpplex.c: Fix comment formatting.
5057 * function.c: Likewise.
5058 * integrate.c: Likewise.
5059 * regrename.c: Likewise.
5060 * sibcall.c: Likewise.
5061 * simplify-rtx.c: Likewise.
5062 * tree-inline.c: Likewise.
5064 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
5066 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
5067 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
5068 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
5069 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
5070 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
5071 * pa/x-ada: New file. Define ADA_CFLAGS.
5073 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
5075 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
5076 from MMIX_LAST_REGISTER_FILE_REGNUM.
5077 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
5078 (struct machine_function): New member highest_saved_stack_register
5079 previously static variable in mmix.c.
5080 (MACHINE_DEPENDENT_REORG): Define.
5081 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
5082 (MMIX_OUTPUT_REGNO): New.
5083 (mmix_target_asm_function_prologue): Move calculation of last used
5084 saved-stack-register into...
5085 (mmix_machine_dependent_reorg): New function. Update to also handle
5087 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
5088 register names, simplify somewhat by new variable regno.
5089 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
5091 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
5092 emitting register names.
5093 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
5094 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
5096 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
5099 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
5101 2002-04-30 Richard Henderson <rth@redhat.com>
5103 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
5104 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
5105 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
5106 emit_tfmode_cvt): New.
5107 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
5108 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
5109 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
5110 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
5111 * config/sparc/sparc-protos.h: Update.
5113 2002-04-30 Janis Johnson <janis187@us.ibm.com>
5115 * install.texi (Final install): Add to the list of info to include
5116 in a report of a successful bootstrap, and add link to 3.1 list.
5118 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
5120 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
5121 (mode): Add vector modes
5122 (i387): Kill attribute.
5123 (unit): New attribute.
5124 (length_immediate): Grok new types.
5125 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
5126 (modrm): Use "unit".
5127 (memory): Handle MMX/SSE properly.
5128 (scheduling descriptions): Kill uses of fop1.
5129 (sse, mmx, fp patterns): Set type and mode properly.
5131 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@redhat.com)
5133 * pa.c (override_options): Default to PA8000 scheduling.
5134 * doc/invoke.texi (HP-PA options): Mention newly added 7300
5135 scheduling parameter.
5137 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
5138 handling of double precision multiplies.
5140 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
5141 fpdiv and fpsqrt instructions.
5142 (7200 & 7300 scheduling): Fix typo in handling of
5143 store-load and store-store penalties.
5145 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5147 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
5148 mips. Add two missing commas.
5150 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
5152 * doc/contrib.texi (Contributors): Update Paolo Carlini's
5153 and Benjamin Kosnik's entries.
5155 2002-04-29 David S. Miller <davem@redhat.com>
5157 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
5158 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
5159 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
5160 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
5162 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5164 * combine.c (find_split_point): Use gen_int_mode.
5166 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
5168 Merging code from dfa-branch:
5170 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
5172 * genautomata.c (output_reserv_sets): Fix typo.
5174 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
5176 * genautomata.c (output_reserv_sets): Remove
5177 next_cycle_output_flag.
5179 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
5181 * sched-rgn.c (init_ready_list): Make the DFA code handle
5182 USE/CLOBBER insns in the same way as the traditional
5184 (new_ready): Similarly..
5186 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
5188 * haifa-sched.c (schedule_block): Change the DFA state only after
5191 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
5193 * pa.c (hppa_use_dfa_pipeline_interface): New function.
5194 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
5195 (override_options): Add PA7300 scheduling support.
5196 (pa_adjust_cost): Update various comments. Properly
5197 handle anti and output dependencies when using the
5199 (pa_issue_rate): Add PA7300 scheduling support.
5200 (pa_can_combine_p): Call extract_insn before calling
5201 constrain_operands (taken from mainline tree).
5202 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
5203 * pa.md (cpu attr): Add 7300. Rewrite pipeline
5204 descriptions using DFA descriptions. Add PA7300
5207 2002-03-30 David S. Miller <davem@redhat.com>
5209 Add UltraSPARC-III DFA scheduling support.
5210 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
5211 Update FP conditional move on register insn patterns to use it, as
5213 (define_attr cpu): Add ultrasparc3.
5214 (define_attr us3load_type): New, update integer load patterns to
5215 set it, as appropriate.
5216 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
5217 (rest): Add UltraSPARC3 scheduling description.
5218 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
5219 (PROCESSOR_ULTRASPARC3): New.
5220 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
5221 ({ASM,CPP}_CPU_SPEC): Likewise.
5222 (REGISTER_MOVE_COST): Likewise.
5223 (RTX_COSTS): Likewise.
5224 * config/sparc/sparc.c (sparc_override_options,
5225 sparc_initialize_trampoline, sparc64_initialize_trampoline,
5226 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
5227 sparc_issue_rate): Likewise.
5228 * config/sparc/sol2.h: Likewise.
5229 * config/sparc/sol2-sld-64.h: Likewise.
5230 * config/sparc/linux64.h: Likewise.
5232 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
5234 * doc/md.texi: Add comments about usage the latency time for the
5235 different dependencies and about case when two or more conditions
5236 in different define_insn_reservations returns TRUE for an insn.
5238 * doc/md.texi: Add reference for automaton based pipeline
5241 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
5243 * doc/passes.texi: Add missed information about genattrtab.
5245 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
5247 * genautomata.c (output_automata_list_transition_code): Check
5248 automata_list on NULL.
5250 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
5252 * genautomata.c (output_insn_code_cases,
5253 output_automata_list_min_issue_delay_code,
5254 output_automata_list_transition_code,
5255 output_automata_list_state_alts_code): Comment the functions.
5257 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
5259 * genautomata.c (automata_list_el_t): New typedef.
5260 (get_free_automata_list_el,free_automata_list_el,
5261 free_automata_list, automata_list_hash, automata_list_eq_p,
5262 initiate_automata_lists, automata_list_start, automata_list_add,
5263 automata_list_finish, finish_automata_lists,
5264 output_insn_code_cases, output_automata_list_min_issue_delay_code,
5265 output_automata_list_transition_code,
5266 output_automata_list_state_alts_code, add_automaton_state,
5267 form_important_insn_automata_lists): New functions and prototypes.
5268 (insn_reserv_decl): Add members important_automata_list and
5270 (ainsn): Add members important_p.
5271 (automata_list_el): New structure.
5272 (first_free_automata_list_el, current_automata_list,
5273 automata_list_table): New global variables.
5274 (create_ainsns): Initiate member important_p.
5275 (output_internal_min_issue_delay_func): Generate the switch and
5276 call output_insn_code_cases.
5277 (output_internal_trans_func, output_internal_state_alts_func):
5279 (generate): Call initiate_automata_lists.
5280 (automaton_states): New global variable.
5281 (expand_automata): Call form_important_insn_automata_lists.
5282 (write_automata): Call finish_automata_lists.
5284 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
5286 * genautomata.c (add_excls, add_presence_absence): Check that
5287 cpu units in the sets belong the same automaton.
5289 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
5290 about that cpu units in the sets belong the same automaton.
5292 * doc/md.texi: Ditto.
5294 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
5295 Nitin Gupta <niting@noida.hcltech.com>
5297 * config/sh/sh.c (sh_use_dfa_interface): New function.
5299 (sh_issue_rate): New Function.
5300 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
5301 TARGET_SCHED_ISSUE_RATE: define.
5303 * config/sh/sh.md: Add DFA based pipeline description for SH4.
5305 (define_attr insn_class): New attribute used for DFA
5307 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
5308 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
5309 cmpeqdi_t): Likewise.
5311 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
5312 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
5314 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
5316 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5318 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
5321 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5323 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
5324 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
5326 (output_dfa_start_func): Initiate new variable insn_codes_length,
5327 (write_automata): Output definition of the new variable.
5329 2001-10-02 David S. Miller <davem@redhat.com>
5331 * haifa-sched.c (advance_one_cycle): New function.
5332 (schedule_block): Use it.
5333 (queue_to_ready): Use it, and also make sure to advance the DFA
5334 state on all stall cycles, not just those where insn_queue links
5337 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
5339 * haifa-sched.c (max_issue): Remove last_p argument. Only return
5340 non-zero if the highest-priority instruction could be scheduled.
5341 (choose_ready): Remove last argument from max_issue call.
5343 2001-09-28 David S. Miller <davem@redhat.com>
5345 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
5346 ultrasparc and 3 for other multi-issue sparcs.
5348 2001-09-27 David S. Miller <davem@redhat.com>
5350 * config/sparc/sparc.md (cycle_display): New pattern.
5351 * config/sparc/sparc.c (sparc_cycle_display): New.
5352 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
5354 2001-09-25 David S. Miller <davem@redhat.com>
5356 Convert all of Sparc scheduling to DFA
5357 * config/sparc/sparc.md: Kill all define_function_unit
5358 directives and replace with DFA equivalent.
5359 * config/sparc/sparc.c (ultrasparc_adjust_cost,
5360 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
5361 ultra_fpmode_conflict_exists, ultra_find_type,
5362 ultra_build_types_avail, ultra_flush_pipeline,
5363 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
5364 ultrasparc_variable_issue, ultrasparc_sched_init,
5365 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
5366 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
5367 ultra_cur_hist, ultra_cycles_elapsed): Kill.
5368 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
5369 ultrasparc_store_bypass_p): New.
5370 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
5373 2001-09-24 David S. Miller <davem@redhat.com>
5375 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
5376 ready->vec[foo] not ready[foo].
5378 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
5380 * doc/md.texi: Correct examples for define_insn_reservations
5383 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
5385 * genautomata.c (create_automata): Print message about creation of
5387 (generate): Remove printing meease about creation of
5390 2001-09-05 David S. Miller <davem@redhat.com>
5392 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5393 * config/sparc/linux64.h: Likewise.
5395 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
5397 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
5398 schedule_block, sched_init, sched_finish): Add missed calls of
5399 use_dfa_pipeline_interface.
5401 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
5404 * sched-vis.c (get_visual_tbl_length): Ditto.
5406 2001-08-27 Richard Henderson <rth@redhat.com>
5408 * genattr.c (main): Emit state_t even when not doing scheduling.
5410 2001-08-27 Richard Henderson <rth@redhat.com>
5412 * genautomata.c (expand_automata): Always create a description.
5414 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5416 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
5417 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
5418 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
5421 * genattr.c (main): New variable num_insn_reservations. Increase
5422 it if there is DEFINE_INSN_RESERVATION. Output automaton based
5423 pipeline hazard recognizer interface.
5425 * genattrtab.h: New file.
5427 * genattrtab.c: Include genattrtab.h.
5428 (attr_printf, check_attr_test, make_internal_attr,
5429 make_numeric_value): Move protypes into genattrtab.h. Define them
5431 (num_dfa_decls): New global variable.
5432 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
5433 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
5434 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
5435 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
5437 * genautomata.c: New file.
5439 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
5441 * sched-int.h: (curr_state): Add the external definition for
5442 automaton pipeline interface.
5443 (haifa_insn_data): Add comments for members blockage and units.
5445 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5446 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5447 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5448 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5449 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5450 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5451 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
5453 (TARGET_SCHED): Use the new macros.
5455 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
5456 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
5457 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
5458 dfa_bubble): New members in gcc_target.sched.
5460 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
5461 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
5462 (insn_queue): Redefine it as pointer to array.
5463 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
5465 (max_insn_queue_index_macro_value): New variable.
5466 (curr_state, dfa_state_size, ready_try): New varaibles for
5467 automaton interface.
5468 (ready_element, ready_remove, max_issue): New function prototypes
5469 for automaton interface.
5470 (choose_ready): New function prototype.
5471 (insn_unit, blockage_range): Add comments.
5472 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
5473 FUNCTION_UNITS_SIZE == 0.
5474 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
5475 actual_hazard, potential_hazard): Add comments.
5476 (insn_cost): Use cost -1 as undefined value. Remove
5477 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
5479 (ready_element, ready_remove): New functions for automaton
5481 (schedule_insn): Add new code for automaton pipeline interface.
5482 (queue_to_ready): Add new code for automaton pipeline interface.
5483 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
5484 (debug_ready_list): Print newline when the queue is empty.
5485 (max_issue): New function for automaton pipeline interface.
5486 (choose_ready): New function.
5487 (schedule_block): Add new code for automaton pipeline interface.
5488 Print ready list before scheduling each insn.
5489 (sched_init): Add new code for automaton pipeline interface.
5490 Initiate insn cost by -1.
5491 (sched_finish): Free the current automaton state and finalize
5492 automaton pipeline interface.
5494 * sched-rgn.c: Include target.h.
5495 (init_ready_list, new_ready, debug_dependencies): Add new code for
5496 automaton pipeline interface.
5498 * sched-vis.c: Include target.h.
5499 (get_visual_tbl_length): Add code for automaton interface.
5500 (target_units, print_block_visualization): Add comments.
5502 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
5503 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
5504 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
5505 (getruntime.o, genautomata.o): New entries.
5506 (genattrtab.o): Add new dependency file genattrtab.h.
5507 (genattrtab): Add new dependencies. Link it with `libm.a'.
5508 (getruntime.o, hashtab.o): New entries for canadian cross.
5510 * doc/md.texi: Description of automaton based model.
5512 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
5514 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5515 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5516 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5517 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5518 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5519 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5520 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
5522 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
5523 MAX_DFA_ISSUE_RATE): New macro descriptions.
5525 * doc/contrib.texi: Add dfa based scheduler contribution.
5527 * doc/gcc.texi: Add more information about genattrtab.
5529 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5531 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
5532 adjust_address_nv call.
5534 2002-04-29 Janis Johnson <janis187@us.ibm.com>
5536 * doc/install.texi (Testing): Provide additional information, and
5537 a stronger encouragement, for running the testsuites.
5539 2002-04-29 DJ Delorie <dj@redhat.com>
5541 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
5542 given in upper case.
5544 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5546 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
5547 Solaris 2 <widec.h> if missing.
5548 * fixinc/fixincl.x: Regenerate.
5549 * fixinc/tests/base/widec.h: New file.
5551 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
5553 * toplev.c (f_options): Add "profile" switch so that
5554 -fno-profile can be used to disable -p.
5556 2002-04-29 Bernd Schmidt <bernds@redhat.com>
5558 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
5560 * tree.c (build_common_tree_nodes_2): Likewise.
5561 * tree.h (enum tree_index): Likewise.
5562 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
5564 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
5566 (init_mmx_sse_builtins): Initialize SSE2 builtins.
5567 (ix86_expand_builtin): Add support for SSE2 builtins.
5568 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
5569 (VALID_SSE_REG_MODE): Use it.
5570 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
5571 (enum ix86_builtins): Add SSE2 builtins.
5572 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
5573 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
5574 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
5575 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
5576 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
5577 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
5578 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
5579 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
5580 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
5581 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
5582 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
5583 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
5584 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
5585 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5586 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
5587 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
5588 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
5589 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
5590 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
5591 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
5592 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
5593 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
5594 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
5595 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
5596 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
5597 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
5598 lfence_insn): New patterns.
5599 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
5600 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
5602 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
5604 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
5606 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5608 * doc/contrib.texi (Contributors): Add Paolo Carlini and
5610 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
5611 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
5612 and CPU instead of cpu.
5614 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
5616 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
5618 (lang_independent_options): Add -fif-conversion, -fif-conversion2
5619 (rest_of_compilation): Do if conversion only when asked for.
5620 (parse_options_and_default_flags): Set new variables to 1 for -O1
5621 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
5623 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
5625 * i386.c (dbx64_register_map): Fix typo.
5627 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
5629 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
5630 real_one_half, real_bb_freq_max): New static variables.
5631 (debug_profile_bbauxs): Kill.
5632 (process_note_predictions): Kill unused variable.
5633 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
5635 (propagate_freq): Use REAL_ARITHMETICS.
5636 (estimate_bb_frequencies): Likevise; init new static variables.
5637 * Makefile.in (predict.o): Add dependency on real.h
5639 2002-04-28 David S. Miller <davem@redhat.com>
5642 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
5643 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
5644 several {reads,writes} instead.
5645 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
5648 2002-04-27 David S. Miller <davem@redhat.com>
5651 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
5654 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
5655 including signal.h and sys/ucontext.h, not needed.
5657 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
5659 * varasm.c (output_constant_def): Correct test for not calling
5660 ENCODE_SECTION_INFO for INTEGER_CST.
5662 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
5664 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
5665 keep most cases as function eval_token.
5666 (eval_token): New function.
5667 (_cpp_parse_expr): Read token here for improved diagnostics.
5668 Don't use op_as_text. Detect bad ':' here.
5669 (reduce): Don't detect bad ':' here.
5670 (op_as_text): Remove.
5671 * cpphash.h (_cpp_test_assertion): Change prototype.
5672 * cpplib.c (_cpp_test_assertion): Change prototype.
5674 2002-04-28 Richard Henderson <rth@redhat.com>
5677 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
5678 (ggc_mark_rtx_children): New.
5680 2002-04-28 Jakub Jelinek <jakub@redhat.com>
5683 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
5684 after call peepholes for UltraSPARC.
5685 (call + jump 64-bit peepholes): Remove.
5687 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5690 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
5691 result as temporary value.
5693 2002-04-28 Jakub Jelinek <jakub@redhat.com>
5696 * toplev.c (rest_of_compilation): Only run regrename and copy
5697 propagation if optimizing.
5699 2002-04-28 Jakub Jelinek <jakub@redhat.com>
5701 PR optimization/6475
5702 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
5703 register of REGNO_DECL (i).
5704 * Makefile.in (reload1.o): Add $(TREE_H).
5706 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
5708 * cppexp.c (lex): Update to use state.skip_eval.
5709 (struct op): Remove prio and flags members.
5710 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
5711 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
5712 (LEFT_ASSOC): New macro.
5713 (optab): New table of operator priorities and flags.
5715 (_cpp_parse_expr): Clean up logic. Return bool. Use a
5716 malloc-ed parser stack.
5717 (reduce): New; reduce the operator stack.
5718 (_cpp_expand_op_stack): Expand the operator stack as necessary.
5719 * cpphash.h (struct op): Predeclare.
5720 (struct cpp_reader): New members op_stack, op_limit.
5721 (struct lexer_state): New member skip_eval.
5722 (_cpp_parse_expr): Update.
5723 (_cpp_expand_op_stack): New.
5724 * cpplib.c (do_if): Update.
5725 * cppinit.c (cpp_create_reader): Create op stack.
5726 (cpp_destroy): And destroy it.
5727 * cpplib.h (CPP_LAST_CPP_OP): Correct.
5728 (TTYPE_TABLE): Correct.
5730 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5733 * c-decl.c (duplicate_decls): Call merge_weak.
5734 * c-pragma.c (apply_pragma_weak): Warn about misuse.
5735 * output.h (merge_weak): Prototype merge_weak.
5736 * varasm.c (merge_weak): New function.
5737 (declare_weak): Make sure we don't give an error on VAR_DECLs.
5738 Mark RTL with SYMBOL_REF_WEAK.
5740 2002-04-27 Kurt Garloff <garloff@suse.de>
5742 * tree-inline.c (inlinable_function_p): Improve heuristics
5743 by using a smoother function to cut down allowable inlinable size.
5744 * param.def: Add parameters max-inline-insns-single,
5745 max-inline-slope, min-inline-insns that determine the exact
5746 shape of the above function.
5747 * param.h: Likewise.
5749 2002-04-26 Richard Henderson <rth@redhat.com>
5751 * c-parse.in (malloced_yyss, malloced_yyvs): New.
5752 (yyoverflow): Re-add. Set them.
5753 (free_parser_stacks): New.
5754 * c-common.h: Declare it.
5755 * c-lex.c (c_common_parse_file): Call it.
5757 2002-04-26 Richard Henderson <rth@redhat.com>
5759 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
5760 for fallthru search.
5762 2002-04-26 Eric Christopher <echristo@redhat.com>
5764 PR optimization/3700
5765 * config/mips/mips.c (mips_issue_rate): Define. New function.
5766 (TARGET_SCHED_ISSUE_RATE): Use.
5768 2002-04-25 David S. Miller <davem@redhat.com>
5771 * reorg.c (optimize_skip): Do not allow exception causing
5772 instructions to be considered for delay slots.
5773 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
5774 (relax_delay_slots): Do not try to consider exception causing
5775 instructions as redundant.
5777 2002-04-26 Richard Henderson <rth@redhat.com>
5780 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
5782 2002-04-26 Mark Mitchell <mark@codesourcery.com>
5785 * config/i386/i386.md (untyped_call): Return the value in a float
5786 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
5789 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
5791 * tree.c (tree_int_cst_lt): Compare constants whose types differ
5792 in unsigned-ness correctly.
5794 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
5796 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
5797 portable runtime model.
5799 2002-04-26 Richard Henderson <rth@redhat.com>
5801 * c-parse.in (yyoverflow): Revert.
5803 2002-04-26 David Edelsohn <edelsohn@gnu.org>
5804 Richard Henderson <rth@redhat.com>
5806 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
5807 result as temporary value.
5809 2002-04-26 Richard Henderson <rth@redhat.com>
5812 * c-common.c (fix_string_type): Split out of ...
5813 (combine_strings): ... here. Take a varray, not a tree list.
5814 (c_expand_builtin_printf): Use fix_string_type.
5815 * c-common.h: Update decls.
5816 * c-parse.in (string): Remove. Update all uses to use STRING
5817 instead, and not call combine_strings.
5820 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
5821 (build_asm_stmt): Likewise.
5822 * objc/objc-act.c (my_build_string): Use fix_string_type.
5823 (build_objc_string_object): Build varray for combine_strings.
5825 2002-04-26 Bo Thorsen <bo@suse.co.uk>
5827 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
5830 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
5832 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
5833 (HAVE_NO_R_OPERAND): Remove.
5834 (HAVE_VALUE): Remove.
5835 (op_to_prio): Update.
5836 (UNARY): Don't alter flags.
5837 (_cpp_parse_expr): want_value used to indicate whether
5838 a number or unary operator is expected next. Distinguish
5839 unary and binary +/-.
5840 (op_as_text): Update for unary operators.
5842 2002-04-25 Richard Henderson <rth@redhat.com>
5845 * c-parse.in (yyoverflow): New.
5847 2002-04-25 Richard Henderson <rth@redhat.com>
5850 * c-common.c (shorten_compare): Simplfy conditions leading to
5851 the generation of a warning.
5853 2002-04-25 Richard Henderson <rth@redhat.com>
5856 * expmed.c (extract_bit_field): Fall through to generic code rather
5857 than aborting on subreg special case.
5859 2002-04-25 David S. Miller <davem@redhat.com>
5861 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
5862 for DECL being NULL.
5864 2002-04-25 Steve Christiansen <smc@us.ibm.com>
5866 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
5868 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
5870 * c-decl.c (grokdeclarator): Remove outdated ??? note
5871 on invalid declaration of flexible array members.
5873 2002-04-25 Richard Henderson <rth@redhat.com>
5875 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
5877 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
5879 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
5880 needed by the compiler, even if they are used as global regs.
5882 2002-04-25 Matt Hiller <hiller@redhat.com>
5884 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
5886 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
5887 of the corresponding functions.
5888 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
5891 2002-04-25 Matt Hiller <hiller@redhat.com>
5893 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
5895 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
5896 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
5897 registers, adjust comment accordingly.
5898 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
5899 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
5900 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
5901 for coprocessor registers.
5902 (ADDITIONAL_REGISTER_NAMES): Include
5903 ALL_COP_ADDITIONAL_REGISTER_NAMES.
5905 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
5906 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
5907 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
5908 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
5909 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
5911 (mips_char_to_class): Adjust comment to include coprocessor
5914 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
5916 (mips_reg_names, mips_regno_to_class): Include coprocessor
5918 (mips_sw_reg_names): Ditto, make non-static.
5919 (mips_move_1word): Handle moves to and from coprocessor registers.
5920 (mips_move_2words): Handle moves to and from coprocessor
5922 (mips_class_max_nregs, mips_register_move_cost): Handle
5923 coprocessor register classes.
5924 (override_options): Initialize mips_char_to_class and
5925 mips_hard_regno_mode_ok properly for coprocessor registers.
5927 * config/mips/mips.md (movdi_internal, movdi_internal2,
5928 movsi_internal1, movsi_internal2): Add constraint-sets for
5929 coprocessor registers.
5930 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
5931 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
5933 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
5934 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
5936 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
5937 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
5939 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
5940 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
5943 * doc/tm.texi: Document feature.
5945 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
5947 * integrate.c (function_attribute_inlinable_p): Simplify.
5948 Check the table pointer is not NULL.
5950 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
5952 * doc/c-tree.texi: Fix typo in introduction.
5954 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
5956 * c-common.h (c_common_parse_file): Update.
5957 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
5958 * c-lex.c (YYDEBUG): Get from c-lex.h.
5959 (c_common_parse_file): Update.
5960 * c-lex.h (YYDEBUG, yydebug): New.
5961 * c-parse.in (YYDEBUG): Get from c-lex.h.
5962 (c_set_yydebug): Remove.
5963 * c-tree.h (c_set_yydebug): Remove.
5964 * langhooks-def.h (lhd_do_nothing_i): New.
5965 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
5966 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
5967 * langhooks.c (lhd_do_nothing_i): New.
5968 (lhd_set_yydebug): Remove.
5969 * langhooks.h (struct lang_hooks): Update.
5970 * toplev.c (set_yydebug): New.
5971 (compile_file): Update call to parse_file hook.
5972 (decode_d_option): Update.
5974 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
5976 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
5978 * loop.c (load_mems): Don't change the interface of called functions.
5980 * calls.c (expand_call): Take current_function_pretend_args_size
5981 into account when setting argblock for sibcalls.
5983 2002-04-24 Matt Hiller <hiller@redhat.com>
5985 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
5988 * cpplex.c (skip_line_comment): Process comment one multibyte
5989 character at a time rather than one char at a time, if
5991 (parse_string): Process string one multibyte character at a time
5992 rather than one char at a time, if appropriate.
5993 * c-lex.c (lex_string): Lex and copy multibyte strings
5995 * cpplib.h (cppchar_t): Change to unsigned.
5997 2002-04-24 Richard Henderson <rth@redhat.com>
6000 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
6003 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
6005 * sh.c (sh_va_arg): If argument was passed by reference,
6006 dereference the pointer.
6008 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
6010 * sh.md (divsi3_i4_media): Use match_operand for input values
6011 rather than hard registers.
6012 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
6013 unnecessarily through hard registers. Keep copies of pseudo
6014 registers outside of the libcall sequence.
6016 * sh.md (casesi_shift_media): Add modes.
6018 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
6021 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
6023 * attribs.c (c_common_attribute_table): Move table and handlers
6025 (format_attribute_table, lang_attribute_table,
6026 lang_attribute_common): Remove.
6027 (init_attributes): Replace NULL pointers with pointers to the
6029 (handle_packed_attribute, handle_nocommon_attribute,
6030 handle_common_attribute, handle_noreturn_attribute,
6031 handle_noinline_attribute, handle_always_inline_attribute,
6032 handle_used_attribute, handle_unused_attribute,
6033 handle_const_attribute, handle_transparent_union_attribute,
6034 handle_constructor_attribute, handle_destructor_attribute,
6035 handle_mode_attribute, handle_section_attribute,
6036 handle_aligned_attribute, handle_weak_attribute,
6037 handle_alias_attribute, handle_visibility_attribute,
6038 handle_no_instrument_function_attribute, handle_malloc_attribute,
6039 handle_no_limit_stack_attribute, handle_pure_attribute,
6040 handle_deprecated_attribute, handle_vector_size_attribute,
6041 vector_size_helper): Move to c-common.c.
6042 * c-common.c (c_common_attribute_table,
6043 handle_packed_attribute, handle_nocommon_attribute,
6044 handle_common_attribute, handle_noreturn_attribute,
6045 handle_noinline_attribute, handle_always_inline_attribute,
6046 handle_used_attribute, handle_unused_attribute,
6047 handle_const_attribute, handle_transparent_union_attribute,
6048 handle_constructor_attribute, handle_destructor_attribute,
6049 handle_mode_attribute, handle_section_attribute,
6050 handle_aligned_attribute, handle_weak_attribute,
6051 handle_alias_attribute, handle_visibility_attribute,
6052 handle_no_instrument_function_attribute, handle_malloc_attribute,
6053 handle_no_limit_stack_attribute, handle_pure_attribute,
6054 handle_deprecated_attribute, handle_vector_size_attribute,
6055 vector_size_helper): Move from attribs.c.
6056 * c-common.h (c_common_attribute_table,
6057 c_common_format_attribute_table): New.
6058 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
6059 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
6060 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
6061 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
6062 (LANG_HOOKS_INITIALIZER): Update.
6063 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
6064 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
6065 * target.h: Update comment.
6066 * tree.c (default_target_attribute_table): Remove.
6067 * tree.h (default_target_attribute_table, format_attribute_table,
6068 lang_attribute_table, lang_attribute_common): Remove.
6070 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
6071 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
6073 2002-04-24 Jason Merrill <jason@redhat.com>
6075 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
6076 * dwarf2out.c (dwarf_attr_name): Support it.
6077 (gen_array_type_die): Emit it.
6078 (lookup_type_die): No special handling for VECTOR_TYPE.
6079 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
6081 2002-04-24 Richard Henderson <rth@redhat.com>
6083 * config/mips/mips.md (movdi_usd): Renumber.
6085 2002-04-24 David S. Miller <davem@redhat.com>
6088 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
6089 32-bit Sparc and current_function_returns_struct is true.
6091 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
6093 * loop.c (canonicalize_condition): Use gen_int_mode.
6095 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
6097 * config/rs6000/altivec.h: Cleanup file. Add non individual
6119 (vec_vcmpequb): New.
6120 (vec_vcmpequh): New.
6121 (vec_vcmpequw): New.
6122 (vec_vcmpeqfp): New.
6123 (vec_vcmpgefp): New.
6124 (vec_vcmpgtub): New.
6125 (vec_vcmpgtsb): New.
6126 (vec_vcmpgtuh): New.
6127 (vec_vcmpgtsh): New.
6128 (vec_vcmpgtuw): New.
6129 (vec_vcmpgtsw): New.
6130 (vec_vcmpgtfp): New.
6131 (vec_vcmpgefp): New.
6136 (vec_vexptefp): New.
6141 (vec_lde): Add vector float variant.
6146 (vec_vmhaddshs): New.
6168 (vec_vmladduhm): New.
6169 (vec_vmhraddshs): New.
6171 (vec_vmsummbm): New.
6172 (vec_vmsumuhm): New.
6173 (vec_vmsumshm): New.
6174 (vec_vmsumuhs): New.
6175 (vec_vmsumshs): New.
6184 (vec_vnmsubfp): New.
6202 (vec_vrsqrtefp): New.
6213 (vec_vspltisb): New.
6214 (vec_vspltish): New.
6215 (vec_vspltisw): New.
6240 (vec_vsum4ubs): New.
6241 (vec_vsum4sbs): New.
6242 (vec_vsum4shs): New.
6243 (vec_vsum2sws): New.
6254 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
6257 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
6258 added literals from substracted literals.
6259 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
6260 (fold) [associate]: Preserve MINUS_EXPR if needed.
6262 2002-04-23 Zack Weinberg <zack@codesourcery.com>
6264 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
6267 2002-04-23 Tom Tromey <tromey@redhat.com>
6269 * gcc.c: Added --resource. For PR java/6314.
6271 2002-04-23 David O'Brien <obrien@FreeBSD.org>
6273 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
6274 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
6277 2002-04-23 David O'Brien <obrien@FreeBSD.org>
6279 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
6281 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
6283 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
6285 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
6286 (ix86_expand_clrstr): Fix typo.
6287 * loop.c (gen_load_of_final_value): New.
6288 (loop_givs_rescan, strength_reduce, check_dbra_loop):
6291 2002-04-23 Roger Sayle <roger@eyesopen.com>
6293 * builtins.c (builtin_memset_gen_str): New function.
6294 (expand_builtin_memset): Optimize the case of constant length, but
6297 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
6299 * config/rs6000/altivec.h (vec_step): Remove extraneous
6301 (vec_ctu): Cast return.
6303 2002-04-23 Alan Modra <amodra@bigpond.net.au>
6306 * function.h: (struct function): Add profile_label_no field.
6307 (current_function_profile_label_no): Define.
6308 * function.c: (profile_label_no): New static var.
6309 (expand_function_start): Increment it, and copy to
6310 current_function_profile_label_no.
6311 * output.h (profile_label_no): Delete.
6312 * final.c (profile_label_no): Delete.
6313 (profile_function): Use current_function_profile_label_no.
6314 (final_end_function): Don't increment profile_label_no here.
6315 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
6316 profile_label_no with current_function_profile_label_no.
6317 * config/pa/pa.c (current_function_number): Delete.
6318 (pa_output_function_prologue): Don't output profile label here.
6319 (hppa_profile_hook): Use label_no param rather than
6320 current_function_number.
6321 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
6322 * config/pa/pa.h: .. here.
6323 (FUNCTION_PROFILER): Output profile label here.
6325 2002-04-22 Eric Christopher <echristo@redhat.com>
6327 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
6328 patch of 2002-04-09 due to binutils issues.
6329 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
6331 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
6333 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
6334 constraint to 'o' for m=r and r=m alternatives.
6335 ("*movv8hi_internal1"): Same.
6336 ("*movv16qi_internal1"): Same.
6337 ("*movv4sf_internal1"): Same.
6339 2002-04-22 Janis Johnson <janis187@us.ibm.com>
6341 * rtl.h (RTX_FLAG): New macro.
6342 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
6343 * final.c (alter_subreg): Use macro to access rtx flag.
6344 * integrate.c (copy_rtx_and_substitute): Use new access macro.
6345 * print-rtl.c (print_rtx): Use new access macro.
6347 * cse.c (insert): Check rtx code before accessing flag.
6349 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
6350 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
6351 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
6352 convert_const_symbol_ref, make_canonical, make_alternative_compare,
6353 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
6354 simplify_test_exp, optimize_attrs, simplify_by_exploding,
6355 find_and_mark_used_attributes, unmark_used_attributes,
6356 add_values_to_cover, simplify_with_current_value,
6357 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
6358 copy_rtx_unchanging, main): Use new access macros.
6360 2002-04-22 Tom Rix <trix@redhat.com>
6362 * expmed.c (init_expmed): Generate shifted constant once.
6364 2002-04-22 Zack Weinberg <zack@codesourcery.com>
6366 * c-lex.c (lex_charconst): Call convert to get constant in
6367 proper type; don't just smash the type field.
6370 * config.gcc: Add list of obsolete configurations. Disallow
6371 building these without --enable-obsolete.
6372 * doc/install.texi: Document --enable-obsolete and obsoletion
6373 policy. Mention obsoletion of individual targets in
6376 2002-04-22 Richard Henderson <rth@redhat.com>
6378 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
6380 2002-04-22 Mark Mitchell <mark@codesourcery.com>
6383 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
6384 (walk_fixup_memory_subreg): Likewise.
6385 (fixup_var_refs_insn): Adjust accordingly.
6386 (fixup_var_refs_1): Likewise.
6388 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
6390 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
6391 LIBPATH_ARCH64_SPEC): Define.
6392 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
6393 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
6394 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
6395 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
6397 2002-04-22 Joel Sherrill <joel@OARcorp.com>
6399 * gthr-rtems.h: Correct prototypes to remove warnings.
6401 2002-04-22 Richard Henderson <rth@redhat.com>
6404 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
6406 * gcse.c (free_insn_expr_list_list): New.
6407 (clear_modify_mem_tables): Use it. Fix bit set usage.
6408 (canon_list_insert): Use EXPR_LISTs for expressions.
6409 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
6411 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
6413 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
6414 file change and include code to _cpp_pop_buffer.
6415 * cpphash.h (struct pending_option): Predeclare.
6416 (struct cpp_reader): New member next_include_file.
6417 (_cpp_pop_file_buffer): Update.
6418 (_cpp_push_next_buffer): Update, rename.
6419 * cppinit.c (cpp_destroy): Free include chain and pending here.
6420 (cpp_finish_options): Simplify.
6421 (_cpp_push_next_buffer): Rename and clean up.
6422 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
6424 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
6426 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
6428 * config/rs6000/altivec.h (vec_xor): Add variant for both args
6429 being vector signed int.
6431 (vec_xor): Add variant for both args being vector signed char.
6432 Remove redundant variant.
6435 2002-04-21 David S. Miller <davem@redhat.com>
6437 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
6438 compare mode in output RTL.
6440 2002-04-22 David Edelsohn <edelsohn@gnu.org>
6442 * config/rs6000/rs6000.c (rs6000_override_options): Correct
6443 style and formatting of previous patch.
6445 2002-04-22 Alan Modra <amodra@bigpond.net.au>
6447 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
6448 flag_pic for ABI_AIX.
6450 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
6452 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
6453 * cppfiles.c (read_include_file): Similarly.
6454 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
6455 uxstrdup ustrchr, ufputs): Similarly.
6456 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
6457 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
6458 cpp_ideq, parse_identifier, parse_number): Similarly.
6459 * cpplib.c (struct directive, dequote_string, D, run_directive,
6460 cpp_push_buffer): Similarly.
6461 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
6462 _cpp_create_definition, check_trad_stringification,
6463 cpp_macro_definition): Similarly.
6465 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
6467 * cppmacro.c (funlike_invocation_p): Don't step back
6470 2002-04-21 David Edelsohn <edelsohn@gnu.org>
6472 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
6475 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
6477 * doc/invoke.texi: Remove Chill references.
6478 * doc/gcc.texi: Update last modified date.
6480 2002-04-20 Kazu Hirata <kazu@hxi.com>
6482 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
6483 push and pop. Replace add.l with add.w.
6485 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6487 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
6488 multiply instructions for H8/300H case.
6490 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6492 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
6493 Bum three instructions from each routine.
6495 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
6497 * Makefile.in: Update.
6498 * decl.c (push_c_function_context, pop_c_function_context,
6499 mark_c_function_context): Rename for consistency.
6500 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
6501 * c-tree.h (push_c_function_context, pop_c_function_context,
6502 mark_c_function_context): Rename for consistency.
6503 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6504 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
6505 * function.c (init_lang_status, save_lang_status,
6506 restore_lang_status, mark_lang_status, free_lang_status):
6507 Move to langhooks.h.
6508 (push_function_context_to, pop_function_context_from,
6509 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
6511 * function.h (init_lang_status, save_lang_status,
6512 restore_lang_status, mark_lang_status, free_lang_status):
6513 Move to langhooks.h.
6514 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
6515 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
6516 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
6517 LANG_HOOKS_FUNCTION_INITIALIZER): New.
6518 (LANG_HOOKS_INITIALIZER): Update.
6519 (lhd_do_nothing_f): New.
6520 * langhooks.h (struct lang_hooks_for_functions): New.
6521 (struct lang_hooks): New hooks.
6522 * langhooks.c (lhd_do_nothing_f): New.
6524 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6525 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
6527 2002-04-19 David S. Miller <davem@redhat.com>
6529 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
6530 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
6532 2002-04-19 Jakub Jelinek <jakub@redhat.com>
6534 PR optimization/3756
6535 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
6536 x = ((int) y < 0) ? cst1 : cst2.
6538 2002-04-19 Jakub Jelinek <jakub@redhat.com>
6541 * function.c: Reapply patch for c/6358.
6542 (expand_function_end): Copy decl_rtl's mode, not
6543 current_function_return_rtx mode.
6545 2002-04-19 Joel Sherrill <joel@OARcorp.com>
6547 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
6550 2002-04-19 Tom Tromey <tromey@redhat.com>
6552 * doc/install.texi (Specific): Update status of Solaris 2.8.
6555 2002-04-19 Andreas Schwab <schwab@suse.de>
6557 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
6558 (PUT_REAL): Restore old definition.
6560 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
6561 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6563 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
6564 binutils 2.11.2 and higher generate smaller binaries than Sun's
6567 2002-04-19 Mark Mitchell <mark@codesourcery.com>
6570 * toplev.c (rest_of_compilation): Do not defer functions for which
6571 TREE_SYMBOL_REFERENCED has already been set.
6573 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
6575 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
6578 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
6580 * builtins.c: Include langhooks.h.
6581 (lang_type_promotes_to): Remove.
6582 (expand_builtin_va_arg): Use new hook.
6583 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
6584 (simple_type_promotes_to): Move to c-typeck.c.
6585 * c-common.h (simple_type_promotes_to): Remove.
6586 * c-decl.c (duplicate_decls, grokdeclarator): Update.
6587 * c-format.c: Include langhooks.h.
6588 (check_format_types): Update.
6589 * c-tree.h (c_type_promotes_to): New.
6590 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
6591 (type_lists_compatible_p): Update.
6592 * langhooks-def.h (lhd_type_promotes_to): New.
6593 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
6594 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
6595 * langhooks.c (lhd_type_promotes_to): New.
6596 * langhooks.h (struct lang_hooks_for_types): New hook.
6597 * tree.h (lang_type_promotes_to): Remove.
6599 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
6601 2002-04-18 Richard Henderson <rth@redhat.com>
6603 * function.c: Revert patch for c/6358.
6605 2002-04-18 Richard Henderson <rth@redhat.com>
6607 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
6608 blocks. Handle multiple references to the TRAP block. Handle
6609 non-adjacent THEN and OTHER blocks.
6611 2002-04-18 Richard Henderson <rth@redhat.com>
6613 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
6614 crash with no type for by-mode libcalls.
6616 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
6618 2002-04-18 Bob Wilson <bob.wilson@acm.org>
6620 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
6621 __xtensa_nonlocal_goto): Use a syscall instructions to flush
6622 the register windows.
6624 2002-04-18 Zack Weinberg <zack@codesourcery.com>
6626 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
6627 appropriate. Document need for extended precision even when
6628 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
6629 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
6630 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
6631 instead of relying on later syntax error when REAL_WIDTH > 5.
6632 * real.c: Define NE based only on whether or not we have a
6633 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
6634 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
6635 define GET_REAL and PUT_REAL as simple memcpy operations; no
6636 need to byteswap or round.
6637 Use #error instead of #ifdef-ing out the entire file, for
6638 prompt error detection.
6640 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
6642 2002-04-18 David S. Miller <davem@redhat.com>
6644 * config/sparc/sparc.h (BRANCH_COST): Define.
6646 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
6649 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
6651 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
6652 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
6653 propagate_block calls after relaxation loop using new variable
6654 stabilized_prop_flags.
6656 2002-04-18 Richard Henderson <rth@redhat.com>
6658 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
6659 (ia64_va_arg): Expect variable sized types by reference.
6660 * config/ia64/ia64-protos.h: Update.
6661 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
6662 ia64_function_arg_pass_by_reference.
6664 2002-04-18 Richard Henderson <rth@redhat.com>
6666 * ifcvt.c: Include except.h.
6667 (block_has_only_trap): Break out from find_cond_trap.
6668 (find_cond_trap): Use it. Always delete the trap block.
6669 (merge_if_block): Allow then block null. Be less simplistic about
6670 what insns can end a block.
6671 * Makefile.in (ifcvt.o): Depend on except.h.
6673 * config/ia64/ia64.md (trap, conditional_trap): New.
6675 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6678 * function.c (assign_parms): Assign hard current_function_return_rtx
6680 (expand_function_end): ...not here.
6682 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
6684 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
6685 * c-tree.h (c_incomplete_type_error): New.
6686 * c-typeck.c (require_complete_type, build_component_ref): Update.
6687 (incomplete_type_error): Rename.
6688 * langhooks-def.h (lhd_incomplete_type_error): New.
6689 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
6690 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
6691 * langhooks.c (lhd_incomplete_type_error): New.
6692 * langhooks.h (struct lang_hooks_for_types): New hook.
6693 * tree.c (size_in_bytes): Use new hook.
6694 * tree.h (incomplete_type_error): Remove.
6696 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
6698 2002-04-18 Zack Weinberg <zack@codesourcery.com>
6700 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
6701 TARGET_FLOAT_FORMAT blocks.
6703 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6705 * doc/install.texi (Downloading the source): Do not mention Chill
6706 any longer, but mention Ada.
6707 (Configuration): Do not mention Chill any longer.
6709 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
6711 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
6713 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
6715 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
6718 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6720 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
6721 instead of unsigned_type.
6723 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
6725 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
6726 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
6729 2002-04-18 Bernd Schmidt <bernds@redhat.com>
6731 * attribs.c (vector_type_node_list): New static variable.
6732 (handle_vector_size_attribute): Use it to avoid generating a
6733 new type node each time we are called.
6735 * combine.c (subst): Avoid trying to make a vector mode subreg of
6736 an integer constant.
6737 (gen_lowpart_for_combine): Likewise.
6739 2002-04-18 Roger Sayle <roger@eyesopen.com>
6740 Jakub Jelinek <jakub@redhat.com>
6742 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
6743 for integer constant c (if x has unsigned type or sign bit is not
6744 set in c). This folds the zero/sign extension into the bit-wise and
6747 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6750 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
6753 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
6755 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
6757 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
6759 * gcc.c (read_specs): Detect and fail if an attempt is made to
6760 rename a spec string to an already existing string.
6762 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
6764 * config/s390/s390.c (legitimize_pic_address): Do not generate
6765 illegal address constant without CONST.
6767 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6769 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
6770 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6772 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
6774 PR optimization/6305
6775 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
6776 to make sure previous reloads are taken into account. Generate
6777 better code if one operand is an in-range immediate constant.
6779 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
6781 * doc/install.texi (Building): libgcj requires GNU make.
6783 2002-04-17 Jakub Jelinek <jakub@redhat.com>
6786 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
6787 even if hard quad and register is not floating.
6788 (movtf reg<-mem split): Disallow splitting if hard quad and
6789 register is floating.
6790 (movtf mem<-reg split): Likewise.
6791 * config/sparc/sparc.c (fp_register_operand): New predicate.
6792 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
6794 2002-04-17 Zack Weinberg <zack@codesourcery.com>
6796 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
6797 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
6798 (unprotoize.o): Ditto. Build from protoize.c. Define
6799 UNPROTOIZE on command line.
6800 * protoize.c: Include cppdefault.h. Delete include_defaults.
6801 (in_system_include_dir): Use cpp_include_defaults (defined in
6803 * unprotoize.c: Delete file.
6805 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
6807 * config/rs6000/altivec.h (vec_ld): Add array variants.
6811 2002-04-17 Alan Matsuoka <alanm@redhat.com>
6812 Aldy Hernandez <aldyh@redhat.com>
6814 * config/rs6000/altivec.h: Define __ALTIVEC__.
6821 Add parentheses to all macro arguments.
6823 2002-04-16 Richard Henderson <rth@redhat.com>
6826 * except.c (remove_eh_handler): Insert inner regions at beginning
6827 of sibling chain. Refactor expressions.
6829 2002-04-16 Richard Henderson <rth@redhat.com>
6831 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
6832 * config/sparc/sol2-gas-bi.h: New file.
6833 * config.gcc (sparc*-solaris): Add it as needed.
6834 * configure.in (AS_SPARC64_FLAG): Remove check.
6835 * config.in, configure: Regenerate.
6837 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
6839 2002-04-16 Richard Henderson <rth@redhat.com>
6841 * config/mips/mips.c (override_options): Don't override N32 for
6845 * config/mips/mips.md (can_delay): Split out of existing define_delays.
6846 (HILO_delay): Set can_delay false.
6848 2002-04-16 Dale Johannesen <dalej@apple.com>
6850 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
6851 instruction addresses.
6852 (rs6000_output_function_epilogue): Likewise.
6854 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
6856 * c-parse.in (poplevel, compstmt_start,
6857 compstmt_primary_start): Add ending ';', in accordance
6860 2002-04-16 Richard Henderson <rth@redhat.com>
6862 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
6863 Adjust tm_file order to get TARGET_DEFAULT set properly.
6864 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
6865 * doc/install.texi (sparc-solaris): Update.
6867 2002-04-16 Dale Johannesen <dalej@apple.com>
6869 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
6870 comparison operands do not match each other or if modes of
6871 conditions do not match result.
6873 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
6876 * config/s390/s390.md (mulsidi3): Set both subregs of the
6879 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
6881 * config/rs6000/altivec.h (vec_addc): Type check.
6883 2002-04-16 Jakub Jelinek <jakub@redhat.com>
6886 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
6888 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
6890 2002-04-15 Richard Henderson <rth@redhat.com>
6892 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
6893 call_really_used_regs too.
6895 2002-04-15 Richard Henderson <rth@redhat.com>
6897 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
6899 2002-04-15 David S. Miller <davem@redhat.com>
6901 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
6904 2002-04-16 Jakub Jelinek <jakub@redhat.com>
6907 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
6908 CONST_VECTOR is { 0, ... 0 }.
6910 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
6912 * doc/install.texi (Installing GCC: Configuration): Clarify
6913 the only supported ways to configure gcc.
6915 2002-04-15 Roland McGrath <roland@frob.com>
6917 * config.gcc (alpha*-*-gnu*): New target configuration.
6918 * config/alpha/gnu.h: New file for it.
6919 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
6921 2002-04-16 Mark Mitchell <mark@codesourcery.com>
6923 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
6924 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
6925 * tree.h (expand_start_stmt_expr): Update prototype.
6926 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
6927 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
6928 on the STMT_EXPR created for the inline function.
6930 2002-04-15 Richard Henderson <rth@redhat.com>
6932 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
6933 config/i386/linux-aout.h, config/i386/linux-oldld.h,
6934 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
6935 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
6936 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
6937 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
6938 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
6939 Define __gnu_linux__, not gnu_linux.
6940 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
6942 2002-04-15 Mark Mitchell <mark@codesourcery.com>
6944 Remove Chill front end.
6945 * gcc.c (default_compilers): Remove Chill entries.
6946 * ch: Remove directory.
6947 * doc/frontends.texi: Remove information about Chill.
6948 * doc/sourcebuild.texi: Likewise.
6949 * doc/standards.texi: Likewise.
6951 2002-04-15 Douglas B Rupp <rupp@gnat.com>
6953 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
6954 (LONGLONG_STANDALONE): Define.
6956 2002-04-15 David S. Miller <davem@redhat.com>
6958 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
6959 Call emit_library_call with LCT_NORMAL.
6960 (sparc_initialize_trampoline): Use LCT_foo instead of
6961 magic constant in emit_library_call invocations.
6962 (sparc64_initialize_trampoline): Likewise.
6963 (sparc_profile_hook): Likewise.
6964 * config/sparc/sparc.md: Likewise.
6966 * config/sparc/sparc.c (sparc_extra_constraint_check):
6967 Fix type of argument 'c'.
6968 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
6971 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6973 * diagnostic.h (output_buffer_state): Redefine.
6974 (output_format_decoder): New macro.
6975 (output_prefixing_rule): Likewise.
6976 (output_line_cutoff): Likewise.
6977 (diagnostic_format_decoder): Adjust.
6978 (diagnostic_prefixing_rule): Likewise.
6979 (diagnostic_line_cutoff): Likewise.
6980 (diagnostic_state): Likewise.
6981 (diagnostic_kind_count): Likewise.
6982 (diagnostic_buffer): Now a macro.
6984 * diagnostic.c (diagnostic_buffer): Remove definition.
6985 (output_is_line_wrapping): Adjust.
6986 (set_real_maximum_length): Likewise.
6987 (output_set_maximum_length): Likewise.
6988 (init_output_buffer): Likewise.
6989 (lhd_print_error_function): Likewise.
6990 (output_do_verbatim): Likewise.
6992 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
6994 * cpperror.c (print_location): Don't print include chain
6996 (cpp_begin_message): Update to use DL_ macros.
6997 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
6998 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
6999 cpp_notice, cpp_notice_from_errno): Remove.
7000 (cpp_error, cpp_error_with_line): Update to take a diagnostic
7003 * cppexp.c (CPP_ICE): Remove.
7004 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
7005 lex, integer_overflow, _cpp_parse_expr): Update.
7006 * cppfiles.c (read_include_file, find_include_file,
7007 handle_missing_header, _cpp_read_file, remap_filename): Update.
7008 * cpphash.h (enum error_type): Remove.
7009 (_cpp_begin_message): Update.
7010 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
7011 cpp_handle_option, cpp_post_options): Update.
7012 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
7013 skip_whitespace, parse_identifier, parse_slow, parse_string,
7014 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
7015 cpp_interpret_charconst): Update.
7016 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
7017 lex_macro_node, do_undef, glue_header_name, parse_include,
7018 do_include_common, read_flag, do_line, do_linemarker, do_ident,
7019 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
7020 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
7021 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
7022 _cpp_pop_buffer, do_diagnostic): Update.
7023 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
7024 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
7025 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
7026 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
7027 cpp_notice, cpp_notice_from_errno): Remove.
7028 (cpp_error, cpp_error_with_line): Update to take a diagnostic
7031 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
7032 collect_args, enter_macro_context, save_parameter, parse_params,
7033 _cpp_create_definition, check_trad_stringification,
7034 cpp_macro_definition): Update.
7035 * cppmain.c (cpp_preprocess_file): Update.
7036 * fix-header.c (read_scan_file): Update.
7038 2002-04-14 Andreas Schwab <schwab@suse.de>
7040 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
7042 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
7044 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
7046 2002-04-13 Mark Mitchell <mark@codesourcery.com>
7048 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
7051 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
7053 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
7055 2002-04-13 Joel Sherrill <joel@OARcorp.com>
7057 * config/sparc/t-elf: Enable v8 multilibs. Impacts
7058 sparc-elf and sparc-rtems targets.
7060 2002-04-13 Mark Mitchell <mark@codesourcery.com>
7062 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
7063 defined, and __gnu_hurd__ wherever __GNU__ is defined.
7064 * arm/linux-elf.h: Likewise.
7065 * cris/aout.h: Likewise.
7066 * cris/linux.h: Likewise.
7067 * i370/linux.h: Likewise.
7068 * i386/gnu.h: Likewise.
7069 * i386/linux-aout.h: Likewise.
7070 * i386/linux-oldld.h: Likewise.
7071 * i386/linux.h: Likewise.
7072 * i386/linux64.h: Likewise.
7073 * ia64/linux.h: Likewise.
7074 * m68k/linux-aout.h: Likewise.
7075 * m68k/linux.h: Likewise.
7076 * mips/linux.h: Likewise.
7077 * pa/pa-linux.h: Likewise.
7078 * pj/linux.h: Likewise.
7079 * rs6000/sysv4.h: Likewise.
7080 * s390/linux.h: Likewise.
7081 * sh/linux.h: Likewise.
7082 * sparc/linux-aout.h: Likewise.
7083 * sparc/linux.h: Likewise.
7084 * sparc/linux64.h: Likewise.
7085 * xtensa/linux.h: Likewise.
7087 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
7089 * stmt.c (check_unique_operand_names): Expect operand names to
7090 be strings rather than identifiers. Use simple_cst_equal to
7092 (resolve_operand_name_1): Make same identifier to string change here.
7093 * c-parse.in (asm_operand): Convert a named operand into a string.
7094 * cp/parse.y (asm_operand): Likewise.
7096 2002-04-13 Andreas Schwab <schwab@suse.de>
7098 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
7100 2002-04-12 Mark Mitchell <mark@codesourcery.com>
7102 Revert these changes:
7104 2002-04-06 Mark Mitchell <mark@codesourcery.com>
7107 * stor-layout.c (layout_decl): Reset the RTL for the decl.
7109 2002-04-12 Richard Henderson <rth@redhat.com>
7111 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
7112 (sparc*-*-solaris): Clean up header files.
7113 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
7114 and plan on generating 64-bit code.
7115 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
7116 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
7117 * config/sparc/sol2-sld-64.h: Rename ...
7118 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
7119 for AS_SPARC64_FLAG not defined.
7120 * config/sparc/sol2-gld-bi.h: New.
7121 * config/sparc/sol2-sld.h: Remove.
7122 * config/sparc/sol26-sld.h: New.
7123 * config/sparc/sol2.h: Tidy comments.
7124 * doc/install.texi: Document sparc-solaris configury changes.
7126 2002-04-12 Richard Henderson <rth@redhat.com>
7128 * recog.c (offsettable_address_p): Match the logic in adjust_address.
7130 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
7131 in 64-bit mode only. Use only for 32-bit or MEDLOW.
7133 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7135 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
7137 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
7139 * pa.c (pa_can_combine_p): Call extract_insn before calling
7142 2002-04-12 Douglas B Rupp <rupp@gnat.com>
7144 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
7145 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
7146 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7147 (CPP_PREDEFINES): Handle __declspec.
7148 * config/i386/t-interix (USER_H): Remove.
7150 2002-04-12 DJ Delorie <dj@redhat.com>
7152 * integrate.c (compare_blocks): Make comparisons safe for when
7153 sizeof(int) < sizeof(char *).
7154 (find_block): Likewise.
7156 2002-04-12 Jan Hubicka <jh@suse.cz>
7157 David Edelsohn <edelsohn@gnu.org>
7159 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
7161 (symbol_ref_operand): New.
7162 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
7163 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
7165 2002-04-12 Andreas Schwab <schwab@suse.de>
7167 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
7168 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
7169 overrides the definition in config/svr4.h.
7171 2002-04-12 Eric Norum <eric.norum@usask.ca>
7173 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
7174 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
7175 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
7176 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
7177 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
7178 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
7179 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
7180 definitions to config/rtems.h and make the targets more similar.
7182 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7184 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
7185 POINTERS_EXTEND_UNSIGNED.
7186 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
7187 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
7189 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
7192 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
7194 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
7195 depends on TARGET_SHMEDIA, not TARGET_SH5.
7197 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
7199 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
7200 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
7202 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
7204 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
7207 2002-04-12 Andreas Schwab <schwab@suse.de>
7209 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
7211 2002-04-12 Richard Henderson <rth@redhat.com>
7214 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
7216 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
7217 modes spanning multiple hard regs.
7219 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
7221 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7223 * pa.c (pa_output_function_prologue): Don't accumulate the total
7224 number of code bytes when using TARGET_64BIT, or gas, SOM and not
7225 the portable runtime.
7226 (output_deferred_plabels): Handle 64bit plabels.
7227 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
7228 generating pic code using the GAS assembler for object formats that
7229 are not SOM (ie., ELF32 and ELF64).
7230 (output_millicode_call): Check attribute type if attribute length is 28.
7231 Likewise use $PIC_pcrel$0. Only call get_attr_length and
7232 dbr_sequence_length once.
7233 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
7234 dbr_sequence_length once.
7235 * pa.h (TARGET_SOM): Define if not defined.
7236 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
7237 with GAS and not SOM.
7238 (jump, call_internal_reg, call_value_internal_reg): Likewise.
7239 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
7241 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7243 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
7244 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
7245 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
7246 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
7247 elfos.h and dbxelf.h values are fine now.
7248 * config/i386/freebsd.h, config/alpha/freebsd.h
7249 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
7251 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7253 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
7254 or set Acpu or Amachine. Reformat.
7255 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
7257 (LINK_SPEC): Do not need to undef.
7258 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
7259 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
7260 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
7262 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
7263 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
7264 (LINK_SPEC): Do not need to undef.
7265 (DONT_USE_BUILTIN_SETJMP): Do not define.
7266 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
7267 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
7268 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
7269 Remove trailing spaces.
7270 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
7271 __ELF__, or set Acpu or Amachine. Reformat.
7272 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
7275 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7277 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
7278 all other *-*-freebsd* targets.
7280 2002-04-11 Richard Henderson <rth@redhat.com>
7282 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
7284 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7286 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
7287 Include {cpu}/{cpu}.h thru tm_file.
7288 (alpha*-*-linux*ecoff): Remove target.
7289 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
7290 (LINK_SPEC): Remove, is not OS independent.
7291 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
7292 (LINK_SPEC): Do not need to #undef any longer.
7293 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
7295 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
7297 (LINK_SPEC): Moved here from alpha/elf.h.
7298 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
7300 * config/alpha/linux-ecoff.h: Remove.
7301 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
7302 (CPP_SPEC): Define _POSIX_SOURCE as needed.
7303 (CPP_SUBTARGET_SPEC): Do not define.
7304 (LINK_SPEC): Do not need to #undef any longer.
7305 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
7306 * config/alpha/vms.h: Likewise.
7308 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
7310 * doc/extend.texi: Remove old claim that typedefs cannot have
7311 an alignment attribute.
7313 2002-04-11 Jakub Jelinek <jakub@redhat.com>
7315 PR optimization/6177
7316 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
7317 bitpos is 0 and bitsize CONCAT size.
7319 2002-04-11 Jakub Jelinek <jakub@redhat.com>
7322 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
7324 2002-04-10 David O'Brien <obrien@FreeBSD.org>
7326 * config/alpha/freebsd.h: Minor reformatting.
7327 (CPP_SPEC): Define ELF and add cpp_subtarget.
7328 (ASM_SPEC): No longer needed.
7330 2002-04-11 Richard Henderson <rth@redhat.com>
7332 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
7333 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
7334 (dimode mem/zero splitter): New.
7336 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
7338 * config/cris/cris.c (cris_override_options): Tweak error message
7339 for PIC not implemented.
7341 * config/cris/cris.h: Tweak comments related to parameter-passing.
7343 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
7345 2002-04-10 Richard Henderson <rth@redhat.com>
7347 * except.c (add_ehl_entry): Allow duplicates after landing pad
7350 2002-04-10 David Edelsohn <edelsohn@gnu.org>
7352 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
7354 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
7356 * c-decl.c (c_init_decl_processing): Move generation of
7357 decls for g77_integer_type_node and friends from here ...
7358 * c-common.c (c_common_nodes_and_builtins): ... to here.
7360 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
7362 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
7363 is only used as frame pointer when frame_pointer_needed is true.
7365 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
7368 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
7369 for the fact that the pool entry uses two words.
7370 (movdf_hard_insn): Similarly. Also, ADR instruction can span
7372 (movdf_soft_insn): Similarly.
7373 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
7374 for the fact that the pool entry uses three words.
7376 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
7378 * config/mips/mips.c (mips_va_arg): When using the struct version
7379 of the EABI va_list, allow arguments in the register save area to
7380 take up less room than a stack argument.
7382 2002-04-10 Richard Henderson <rth@redhat.com>
7384 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
7385 if EXPAND_INITIALIZER.
7387 2002-04-09 Richard Henderson <rth@redhat.com>
7389 * config/alpha/alpha.md (movdi_er_maybe_g): New.
7390 * config/alpha/alpha.c (alpha_expand_mov): Use it.
7392 2002-04-10 Alan Modra <amodra@bigpond.net.au>
7394 PR optimization/6233
7395 * rtlanal.c (pure_call_p): New function.
7396 * rtl.h (pure_call_p): Declare.
7397 * loop.c (prescan_loop): Use it to set has_nonconst_call.
7398 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
7400 2002-04-09 Eric Christopher <echristo@redhat.com>
7402 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
7403 information to .comm directive.
7405 2002-04-09 Richard Henderson <rth@redhat.com>
7408 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
7410 2002-04-09 Richard Henderson <rth@redhat.com>
7412 * basic-block.h (flow_delete_block_noexpunge): Declare.
7413 (expunge_block_nocompact): Declare.
7414 * cfg.c (expunge_block_nocompact): Split out from ...
7415 (expunge_block): ... here.
7416 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
7417 (flow_delete_block_noexpunge): Split out from ...
7418 (flow_delete_block): ... here.
7419 * cfgcleanup.c (delete_unreachable_blocks): Compact while
7420 removing dead blocks.
7421 * except.c (exception_handler_labels): Remove.
7422 (exception_handler_label_map): New.
7423 (struct eh_region): Add aka member.
7424 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
7425 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
7426 (for_each_eh_label, for_each_eh_label_1): New.
7427 (init_eh): Register exception_handler_label_map.
7428 (free_eh_status): Use free_region.
7429 (find_exception_handler_labels): Use the map, not the list.
7430 (remove_exception_handler_label): Likewise.
7431 (maybe_remove_eh_handler): Likewise.
7432 (remove_eh_handler): Use the region aka bitmap.
7433 * except.h (exception_handler_labels): Remove.
7434 (for_each_eh_label): Declare.
7435 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
7436 * loop.c (invalidate_loops_containing_label): New.
7437 (find_and_verify_loops): Use it. Use for_each_eh_label.
7438 * sched-rgn.c (is_cfg_nonregular): Use
7439 current_function_has_exception_handlers.
7441 2002-04-09 Richard Henderson <rth@redhat.com>
7443 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
7444 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
7445 Do not return changed status.
7446 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
7447 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
7448 New functions that do return changed status.
7449 * sbitmap.h: Update decls.
7450 * gcse.c, lcm.c: Use _cg functions as needed.
7452 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
7454 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
7455 (sh64-*-elf*, sh-*-rtemself*): Likewise.
7456 * config/sh/embed_bb.c: New file.
7457 * config/sh/embed-elf.h: New file.
7458 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
7459 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
7460 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
7462 (SUBTARGET_CPP_PTR_SPEC): Don't define.
7463 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
7464 Add subtarget_asm_endian_spec.
7465 (ASM_SPEC): Use subtarget_asm_endian_spec.
7466 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
7467 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
7468 (WCHAR_UNSIGNED): Define.
7469 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
7470 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
7471 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
7473 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
7474 (sh_adjust_cost): Likewise.
7475 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
7477 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
7478 (WCHAR_TYPE_SIZE): Likewise.
7479 (ASM_SPEC): Use subtarget_asm_endian_spec.
7480 (SH_ELF_WCHAR_TYPE): #undef/ #define.
7481 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
7482 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
7483 (MAX_WCHAR_TYPE_SIZE): Don't #define .
7484 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
7485 (USER_LABEL_PREFIX): Don't #undef /#define .
7486 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
7487 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
7488 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
7489 (ASM_SPEC): Likewise.
7490 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
7491 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
7492 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
7493 (LIB2FUNCS_EXTRA): Define.
7494 * t-sh64 (LIB2FUNCS_EXTRA): Define.
7495 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
7496 (LIB1ASMFUNCS_CACHE): Define.
7497 (LIB2FUNCS_EXTRA): Redefine empty.
7499 2002-04-08 Richard Henderson <rth@redhat.com>
7501 * reorg.c (get_branch_condition): Use reversed_comparison_code.
7503 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7505 * config/m68hc11/larith.asm (__map_data_section): Fix condition
7506 and optimize for size.
7507 (__do_global_ctors): Fix pointer comparison.
7508 (__do_global_dtors): Likewise.
7510 2002-04-09 David S. Miller <davem@redhat.com>
7512 * config/sparc/sparc.c (sparc_extra_constraint_check): New
7513 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
7514 allow reloading pseudos.
7515 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
7516 * config/sparc/sparc-protos.h: Declare it.
7518 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
7519 unsigned comparison warning.
7520 (output_restore_regs): Mark leaf_function as unused.
7522 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7524 * expr.c (is_aligning_offset): New function.
7525 (expand_expr, case COMPONENT_EXPR): Call it.
7527 2002-04-08 David S. Miller <davem@redhat.com>
7530 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
7532 Make init_priority work on Sparc when using GNU ld.
7533 * config/sparc/linux.h, config/sparc/linux64.h,
7534 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
7535 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
7536 * config/sparc/sol2-gld.h: New file to do the same.
7537 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
7538 sparc/sol2-gld.h to tm_file.
7540 PR optimization/4328
7541 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
7542 * doc/md.texi: Document it.
7543 * config/sparc/sparc.md (movdi_insn_sp64_novis,
7544 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
7545 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
7546 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
7547 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
7549 2002-04-08 Andreas Jaeger <aj@suse.de>
7551 * stmt.c (expand_asm_operands): Revert last patch from Richard
7554 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7556 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
7557 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
7559 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7561 * doc/contrib.texi (Contributors): Add David O'Brien.
7563 2002-04-08 Alan Modra <amodra@bigpond.net.au>
7565 * configure.in (auto-build.h): Use target_alias and build_alias
7566 when running configure.
7567 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
7568 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
7569 * configure: Regenerate.
7571 2002-04-07 David S. Miller <davem@redhat.com>
7573 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
7575 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
7578 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
7579 generating 32-bit pic code.
7581 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
7583 * cppinit.c (cpp_create_reader): Initialize
7584 discard_comments_in_macro_exp.
7585 (COMMAND_LINE_OPTIONS): Add "-CC" option.
7586 (cpp_handle_option): Handle "-CC" option.
7587 * cpplex.c (save_comment): If saving a C++ comment in
7588 a directive, convert it to a C comment.
7589 (_cpp_lex_direct): Pass second comment start character to
7590 save_comment to indicate comment type.
7591 * cpplib.c (_cpp_handle_directive): If processing
7592 a "#define" directive and discard_comments_in_macro_exp
7593 is false, re-enable saving of comments.
7594 (lex_macro_node): If discard_comments_in_macro_exp is false,
7595 discard any comments before the macro identifier.
7596 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
7598 * cppmacro.c (cpp_get_token): If expanding a macro while
7599 processing a directive, discard any comments we might encounter.
7600 (parse_params): If discard_comments_in_macro_exp is false,
7601 ignore comments in the macro parameter list.
7602 * gcc.c (cpp_unique_options): Add "-CC" option.
7603 (option_map): Map "--comments-in-macros" to "-CC".
7604 * doc/cppopts.texi: Document "-CC" option.
7605 * f/lang-specs.h: Add "-CC" option.
7606 * testsuite/gcc.dg/cpp/maccom1.c: New test.
7607 * testsuite/gcc.dg/cpp/maccom2.c: New test.
7608 * testsuite/gcc.dg/cpp/maccom3.c: New test.
7609 * testsuite/gcc.dg/cpp/maccom4.c: New test.
7610 * testsuite/gcc.dg/cpp/maccom5.c: New test.
7611 * testsuite/gcc.dg/cpp/maccom6.c: New test.
7613 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
7616 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
7618 2002-04-06 Mark Mitchell <mark@codesourcery.com>
7621 * stor-layout.c (layout_decl): Reset the RTL for the decl.
7624 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
7625 RTX_UNCHANGING_P for the functions arguments when a tail call
7628 2002-04-06 Jason Merrill <jason@redhat.com>
7630 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
7631 (parse_options_and_default_flags): Set them appropriately.
7632 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
7634 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
7636 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
7639 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
7642 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
7643 types come in by-reference. Fix typo in comment.
7645 2002-04-05 David S. Miller <davem@redhat.com>
7647 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
7648 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
7649 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
7650 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
7652 2002-04-05 David S. Miller <davem@redhat.com>
7654 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
7655 are not going to emit return instructions, emit at least a nop
7656 for the sake of sane backtraces.
7658 2002-04-05 Richard Henderson <rth@redhat.com>
7660 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
7662 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
7664 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
7666 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
7668 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
7669 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
7670 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
7672 2002-04-05 Andreas Schwab <schwab@suse.de>
7674 * c-convert.c: Include c-common.h.
7675 * Makefile.in (c-convert.o): Updated.
7677 2002-04-05 Jakub Jelinek <jakub@redhat.com>
7679 * mklibgcc.in: Use separate libgcc.map for each multilib.
7680 * Makefile.in (distclean): Don't remove libgcc.map here.
7682 2002-04-05 Jakub Jelinek <jakub@redhat.com>
7684 * Makefile.in (s-mlib): Handle --disable-multilib by separate
7685 genmultilib invocation.
7687 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
7689 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
7690 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
7691 to num_gprs for symmetry.
7692 * config/mips/mips.c: Adjust accordingly.
7694 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
7696 * c-common.c (truthvalue_conversion): Rename, update.
7697 * c-common.h (c_common_truthvalue_conversion): New.
7698 * c-convert.c (convert): Update.
7699 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
7700 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
7701 * c-typeck.c (build_binary_op, build_unary_op,
7702 build_conditional_expr): Update.
7703 * fold-const.c (constant_boolean_node, fold): Use langhook.
7704 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
7705 * langhooks.h (struct lang_hooks): New hook.
7706 * stmt.c (expand_decl_cleanup): Use langhook.
7707 * tree.h (truthvalue_conversion): Remove.
7709 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
7711 2002-04-05 Alan Modra <amodra@bigpond.net.au>
7713 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
7714 Add rules to make null object file.
7716 2002-04-04 Jim Blandy <jimb@redhat.com>
7718 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
7719 macro formal parameter names.
7721 2002-04-04 David S. Miller <davem@redhat.com>
7723 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
7725 2002-04-04 Richard Henderson <rth@redhat.com>
7728 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
7729 Support copies into and out of memory. Don't accept allows_reg
7730 and allows_mem as gospel.
7732 2002-04-04 Richard Henderson <rth@redhat.com>
7735 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
7736 (write_dependence_p): Likewise.
7738 2002-04-04 Richard Henderson <rth@redhat.com>
7740 * predict.c (estimate_bb_frequencies): Do frequency calculation
7741 with a volatile temporary.
7743 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
7745 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
7747 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7750 * final.c (final_start_function): Don't bump profile_label_no here...
7751 (final_end_function): ...but here.
7753 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7755 * config/sparc/sparc.md (pic): New attribute.
7756 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
7758 (split after do_builtin_setjmp_setup): New.
7760 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7763 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
7766 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7768 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
7769 UNITS_PER_WORD for zero sized aggregates.
7771 2002-04-03 David S. Miller <davem@redhat.com>
7773 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
7774 one-character spec for this, just use %(link_gcc_c_sequence).
7776 2002-04-03 David S. Miller <davem@redhat.com>
7778 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
7781 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7783 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
7784 (DWARF_FRAME_RETURN_COLUMN): Move.
7785 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7786 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
7787 * pa.c (except.h, predict.h): Include.
7789 (store_reg_modify, set_reg_plus_d): Revise prototypes.
7790 (output_ascii): Add cast.
7791 (store_reg_modify): Revise to add frame notes.
7792 (set_reg_plus_d): Likewise.
7793 (compute_frame_size): Include space for eh data registers in frame if
7794 the current function calls eh_return.
7795 (hppa_expand_prologue): Ensure register %r2 is saved if the current
7796 function calls eh_return. Save eh data registers if the current
7797 function calls eh_return. Fix code to add frame notes. Emit
7798 blockage to prevent insns with frame notes being scheduled in the
7799 delay slot of calls.
7800 (hppa_expand_epilogue): Restore eh data registers and do final stack
7801 adjustment if the current function calls eh_return. Don't add frame
7803 (output_call): Revise for change in length of call insn. Don't do
7804 return pointer adjustment for an unconditional jump in the delay slot
7805 of a call when using frame notes.
7806 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
7807 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
7808 (ARG_POINTER_CFA_OFFSET): Define.
7809 * pa.md (return_external_pic): New pattern.
7810 (prologue): Correct formatting. Use return_external_pic if current
7811 function calls eh_return.
7812 (call_internal_symref, call_value_internal_symref,
7813 sibcall_internal_symref, sibcall_value_internal_symref): Change default
7814 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
7816 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
7818 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
7819 list of targets to check using "nop" insn.
7820 * configure: Rebuilt.
7822 2002-04-04 Alan Modra <amodra@bigpond.net.au>
7824 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
7826 2002-04-03 David S. Miller <davem@redhat.com>
7828 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
7829 library sequence passed to the linker.
7830 (LINK_COMMAND_SPEC): Use it.
7831 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
7832 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
7833 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
7835 2002-04-03 Jason Merrill <jason@redhat.com>
7837 * except.c (struct eh_status): Remove protect_list.
7838 (begin_protect_partials, end_protect_partials): Remove.
7839 (add_partial_entry): Remove.
7840 * except.h: Remove prototypes.
7842 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
7843 expand_decl_cleanup_eh.
7846 * tree.h (CLEANUP_EH_ONLY): New macro.
7847 * stmt.c (expand_decl_cleanup_eh): New fn.
7848 (expand_cleanups): Check CLEANUP_EH_ONLY.
7849 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
7850 Use expand_decl_cleanup_eh.
7851 (expand_stmt): Adjust.
7852 * c-common.h: Adjust prototype.
7854 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
7856 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
7857 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
7858 (cris_target_asm_function_epilogue): Ditto.
7859 (cris_initial_frame_pointer_offset): Ditto.
7860 (cris_simple_epilogue): Ditto.
7861 (cris_expand_builtin_va_arg): Variable-size types come in
7864 2002-04-03 David S. Miller <davem@redhat.com>
7866 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
7868 (set_fast_math): Correct 'fsr' type.
7870 2002-04-03 Richard Henderson <rth@redhat.com>
7873 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
7874 * toplev.c (check_global_declarations): Use it.
7875 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
7876 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7877 (LANG_HOOKS_DECLS): Add it.
7878 * langhooks.c (lhd_warn_unused_global_decl): New.
7879 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7880 * c-objc-common.c (c_warn_unused_global_decl): New.
7881 * c-tree.h (c_warn_unused_global_decl): Declare.
7882 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7884 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
7886 * langhooks-def.h (lhd_set_decl_assembler_name,
7887 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
7888 (LANG_HOOKS_INITIALIZER): Update.
7889 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
7890 * langhooks.h (struct lang_hooks): New hook.
7891 * tree.c (set_decl_assembler_name): Move to langhooks.c.
7892 (lang_set_decl_assembler_name): Remove.
7893 (init_obstacks): Don't set hook.
7894 (decl_assembler_name): New function.
7895 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
7896 (decl_assembler_name): New.
7897 (lang_set_decl_assembler_name): Remove.
7899 2002-04-03 Jakub Jelinek <jakub@redhat.com>
7901 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
7902 works properly with .hidden symbols.
7903 * configure: Rebuilt.
7904 * config.in: Rebuilt.
7905 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7906 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
7907 properly with .hidden symbols.
7909 2002-04-03 Jakub Jelinek <jakub@redhat.com>
7912 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
7915 2002-04-03 Richard Henderson <rth@redhat.com>
7918 * sched-rgn.c (sets_likely_spilled): New.
7919 (sets_likely_spilled_1): New.
7920 (add_branch_dependences): Use it.
7922 2002-04-02 Richard Henderson <rth@redhat.com>
7925 * loop.h (LOOP_FIRST_PASS): New.
7926 * loop.c (strength_reduce): Mind it when deciding to unroll.
7927 * toplev.c (rest_of_compilation): Set it.
7929 2002-04-02 David S. Miller <davem@redhat.com>
7931 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
7932 mems_ok_for_ldd_peep when the order of the loads being examined
7934 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
7935 existing comment to increase comprehension of this situation.
7937 2002-04-02 Zack Weinberg <zack@codesourcery.com>
7939 * config/sh/sh.md: Don't use union real_extract.
7941 2002-04-02 Richard Henderson <rth@redhat.com>
7943 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
7945 2002-04-02 David O'Brien <obrien@FreeBSD.org>
7947 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
7948 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
7949 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
7950 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
7951 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
7952 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
7953 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
7954 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
7955 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
7956 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
7957 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
7958 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
7959 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
7960 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
7961 Include as many configury headers via tm_file as possible. This
7962 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
7963 * config/openbsd-oldgas.h: New file.
7964 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
7965 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
7966 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
7967 config/i386/i386-coff.h, config/i386/i386-interix.h,
7968 config/i386/iscdbx.h, config/i386/linux-aout.h,
7969 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
7970 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
7971 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
7972 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
7973 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
7974 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
7975 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
7976 config/i386/vxi386.h: Do not directly include configury headers.
7977 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
7978 Directly include configury headers that are no longer automatically
7979 included by the above headers.
7980 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
7981 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
7982 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
7983 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
7984 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
7985 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
7986 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
7987 (TARGET_VERSION): Define.
7988 * config/i386/beos-elf.h, config/i386/freebsd.h,
7989 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
7990 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
7991 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
7992 config/i386/sco5.h, config/i386/sysv4.h
7993 (TARGET_VERSION): Do not need to protect.
7994 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
7995 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
7996 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
7997 config/i386/i386-interix.h, config/i386/linux-aout.h,
7998 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
7999 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
8000 (YES_UNDERSCORES): Do not define - not needed.
8001 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
8002 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
8003 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
8004 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
8005 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
8006 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
8007 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
8008 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
8010 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
8011 Richard Henderson <rth@redhat.com>
8014 * function.c (assign_temp): Accept either type or decl argument.
8015 Detect variables whose size is too large to fit into an integer.
8016 * stmt.c (expand_decl): Pass the decl, not the type.
8018 2002-04-02 David O'Brien <obrien@FreeBSD.org>
8020 * protoize.c: Match include directory usage with cppdefault.c.
8022 2002-04-03 Jeffrey A Law (law@redhat.com)
8023 Hans-Peter Nilsson <hp@bitrange.com>
8025 * combine.c (simplify_comparison): Avoid narrowing a comparison
8026 with a paradoxical subreg when doing so would drop signficant bits.
8028 2002-04-02 Steve Ellcey <sje@cup.hp.com>
8030 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
8031 if POINTERS_EXTEND_UNSIGNED is defined.
8033 2002-04-02 Richard Henderson <rth@redhat.com>
8036 * local-alloc.c (contains_replace_regs): LO_SUM may contain
8039 2002-04-02 Richard Henderson <rth@redhat.com>
8041 * doc/standards.texi: Document required freestanding libc entry points.
8043 2002-04-02 Alan Modra <amodra@bigpond.net.au>
8045 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
8046 associated splitter. Remove MQ constraint.
8047 (ctrdi_internal4): Correct CCmode clobber.
8049 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8051 * milli64.S ($$dyncall): New function.
8052 * t-linux (LIB1ASMFUNCS): Revise module list.
8053 (LIB1ASMSRC): Use pa/milli64.S.
8055 2002-04-02 Richard Henderson <rth@redhat.com>
8057 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
8058 rename solaris_sys_varargs_h.
8060 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8062 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
8063 the same mode as its component.
8065 2002-04-02 Richard Henderson <rth@redhat.com>
8068 * final.c (this_is_asm_operands): Export.
8069 * output.h (this_is_asm_operands): Declare.
8070 * config/i386/i386.c (print_operand): Error odd asm operands.
8072 2002-04-02 Richard Henderson <rth@redhat.com>
8075 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
8077 2002-04-01 Richard Henderson <rth@redhat.com>
8080 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
8081 * fixinc/fixincl.x: Rebuild.
8083 2002-04-01 Richard Henderson <rth@redhat.com>
8085 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
8086 (atomic_alloc, atomic_free): New.
8087 (SIZE, MASK_FOR, PTR_IN): New.
8088 (emergency_reg_state, emergency_reg_state_free): New.
8089 (emergency_labeled_state, emergency_labeled_state_free): New.
8090 (reg_state_alloced, labeled_state_alloced): New.
8091 (alloc_reg_state, free_reg_state): New.
8092 (alloc_label_state, free_label_state, free_label_states): New.
8093 (push, pop, dup_state_stack, free_state_stack): Use them.
8094 (desc_label_state): Likewise.
8095 (uw_frame_state_for): Free label states and state stack.
8096 (uw_update_reg_address): Eliminate warnings.
8098 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
8100 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
8101 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
8103 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
8105 * c-decl.c (grokdeclarator): Update.
8106 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
8107 * c-tree.h (c_mark_addressable): New.
8108 * c-typeck.c (default_function_array_conversion, build_unary_op,
8109 build_array_ref, convert_for_assignment): Update.
8110 (mark_addressable): Rename.
8111 * calls.c (try_to_integrate, expand_call): Use langhook.
8112 * expr.c (expand_expr): Use langhook.
8113 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
8114 * langhooks.h (struct lang_hooks): New hook.
8115 * stmt.c (expand_asm_operands): Use langhook.
8116 * tree.h (mark_addressable): Remove.
8118 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
8120 2002-04-01 Bob Wilson <bob.wilson@acm.org>
8122 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
8125 2002-04-01 Bob Wilson <bob.wilson@acm.org>
8127 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
8128 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
8130 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
8132 * c-common.c (unsigned_conversion_warning, convert_and_check,
8133 unsigned_type, signed_type, shorten_compare,
8134 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
8135 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
8136 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
8138 * c-decl.c (grokdeclarator): Update.
8139 * c-format.c (check_format_types): Update.
8140 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
8141 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
8142 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
8143 * convert.c (convert_to_integer): Use new hooks.
8144 * expmed.c (make_tree): Use new hooks.
8145 * expr.c (store_expr): Use new hooks.
8146 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
8147 all_ones_mask_p, unextend, fold): Use new hooks.
8148 * langhooks.h (struct lang_hooks_for_types): New hooks.
8149 * tree.h (signed_or_unsigned_type, signed_type,
8150 unsigned_type): Remove.
8152 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
8153 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
8155 2002-03-31 Richard Henderson <rth@redhat.com>
8157 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
8158 (desc_frgr_mem): Fix reference to f16-f31.
8160 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8162 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8163 RTVEC_ELT): Const-ify.
8164 * varray.h (VARRAY_CHECK): Const-ify.
8165 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
8166 ggc_mark_rtvec, ggc_mark): Const-ify.
8168 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
8170 * diagnostic.c: Include langhooks-def.h.
8171 * Makefile.in (diagnostic.o): Update.
8173 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
8175 * c-common.c (c_unsafe_for_reeval): Rename.
8176 * c-common.h (c_unsafe_for_reeval): Rename.
8177 * c-decl.c (finish_incomplete_decl): Rename.
8178 (c_init_decl_processing): Don't set langhook.
8179 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
8180 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
8181 * c-objc-common.c (c_objc_common_init): Don't set langhook.
8182 * c-tree.h (finish_incomplete_decl): Rename.
8183 * langhooks-def.h (lhd_unsafe_for_reeval): New.
8184 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
8185 (LANG_HOOKS_INITIALIZER): Update.
8186 * langhooks.c (lhd_unsafe_For_reeval): New.
8187 * langhooks.h (struct langhooks): New hooks.
8188 * toplev.c (incomplete_decl_finalize_hook): Remove.
8189 (wrapup_global_declarations): Update.
8190 * tree.c (lang_unsafe_for_reeval): Remove.
8191 (unsafe_for_reeval): Update.
8192 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
8195 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
8196 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
8198 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
8200 * diagnostic.c (print_error_function): Remove.
8201 (default_print_error_function): Rename.
8202 (report_error_function): Update.
8203 * diagnostic.h (print_error_function): Remove.
8204 (default_print_error_function): Remove.
8205 * langhooks-def.h (struct diagnostic_context): Predeclare.
8206 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
8207 (LANG_HOOKS_INITIALIZER): Update.
8208 * langhooks.h (struct diagnostic context): Predeclare.
8209 (struct lang_hooks): New hook.
8211 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8213 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
8214 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
8216 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
8217 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
8218 of PIC_OFFSET_TABLE_REGNUM thruout.
8219 * config/rs6000/rs6000.md: Likewise.
8220 * config/rs6000/darwin.h: Likewise.
8222 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8224 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
8225 unsigned HOST_WIDE_INT, not unsigned int.
8227 2002-03-31 Jakub Jelinek <jakub@redhat.com>
8229 PR middle-end/6096, middle-end/6098, middle-end/6099
8230 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
8232 (fill_slots_from_thread): Likewise.
8234 2002-03-31 Jakub Jelinek <jakub@redhat.com>
8236 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
8237 floating fields in float regs.
8238 (function_arg_record_value_2): Likewise.
8240 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
8242 * config/mmix/mmix.md (define_constants): Remove misleading
8243 FIXME. Add MMIX_fp_rO_OFFSET.
8244 ("nonlocal_goto_receiver"): Don't have stack-frame address of
8245 saved rO as part of the pattern. Remove FIXME.
8246 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
8247 here, at output-time.
8249 2002-03-31 Jakub Jelinek <jakub@redhat.com>
8252 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
8254 (output_v9branch): Likewise.
8256 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
8258 * gcc.c: Revert previous patch for now.
8259 * config/i386/djgpp.h: Likewise.
8261 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
8263 * config/mmix/crti.asm (_init): Register _fini with atexit.
8264 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
8266 2002-03-31 Richard Henderson <rth@redhat.com>
8269 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
8270 (ASM_OUTPUT_DEF_FROM_DECLS): New.
8272 2002-03-31 Richard Henderson <rth@redhat.com>
8274 * libgcc2.c (__bb_exit_func): Make static.
8276 * config/alpha/alpha.md (trap): New.
8278 2002-03-31 Richard Henderson <rth@redhat.com>
8280 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
8281 promoted argument types; build trap.
8282 (expand_builtin_trap): New.
8283 (expand_builtin): Use it.
8284 * stmt.c (expand_nl_goto_receivers): Likewise.
8285 * expr.h (expand_builtin_trap): Declare.
8286 * libfuncs.h (LTI_abort, abort_libfunc): New.
8287 * optabs.c (init_optabs): Init abort_libfunc.
8289 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
8291 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
8292 (LINK_COMMAND_SPEC): ... from here.
8293 (init_gcc_specs): Duplicate it here too, omitting
8294 shared_name in the second copy.
8295 (init_spec): Test for duplicate
8296 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
8298 2002-03-30 David S. Miller <davem@redhat.com>
8300 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8301 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
8303 2002-03-30 Roger Sayle <roger@eyesopen.com>
8304 Richard Henderson <rth@redhat.com>
8306 * regmove.c (combine_stack_adjustments_for_block): Avoid
8307 emitting a stack adjustment of zero bytes. Let delete_insn
8310 2002-03-30 Richard Henderson <rth@redhat.com>
8312 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
8313 (sparc_emitting_epilogue): New.
8314 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
8315 * config/sparc/sparc-protos.h: Update.
8316 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
8317 (TARGET_SWITCHES): Update.
8318 * config/sparc/sparc.md (return): Remove.
8319 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
8320 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
8321 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
8322 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
8323 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
8324 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
8325 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
8326 Remove MASK_EPILOGUE.
8327 * doc/invoke.texi: Update.
8329 2002-03-30 Daniel Berlin <dan@dberlin.org>
8331 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
8332 CPP will start the file for us.
8334 2002-03-30 Richard Henderson <rth@redhat.com>
8337 * config/ia64/ia64.c (group_barrier_needed_p): Special case
8338 prologue_allocate_stack.
8339 (ia64_single_set): Use insn codes for recognition of special
8340 cases, not rtl matching.
8341 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
8343 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
8345 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
8347 2002-03-30 Richard Henderson <rth@redhat.com>
8350 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
8351 or -fomit-frame-pointer with profiling.
8352 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
8353 (FUNCTION_PROFILER): Do nothing.
8354 (PROFILE_HOOK): New.
8355 * config/sparc/sparc.c (sparc_override_options): Don't check
8356 code models for profiling.
8357 (sparc_function_profiler): Remove.
8358 (sparc_profile_hook): New.
8359 * config/sparc/sparc-protos.h: Update.
8361 2002-03-30 Jakub Jelinek <jakub@redhat.com>
8363 PR optimization/6086
8364 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
8365 of SUBREG of volatile MEM or because the MEM was mode dependent,
8366 return CLOBBER instead of unmodified SUBREG.
8368 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
8370 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
8371 when not optimizing.
8373 * toplev.c (rest_of_compilation): Cann mark_constant_function
8374 only when optimizing.
8376 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
8379 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
8380 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
8381 (try_optimize_cfg): clear all AUX fields.
8383 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
8384 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
8385 (ix86_address_cost): Be prepared for SUBREGed registers.
8386 (legitimate_address_p): Accept SUBREGed registers.
8388 2002-03-29 Richard Henderson <rth@redhat.com>
8391 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
8393 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8395 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
8396 for aggregate and TFmode types.
8398 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
8400 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
8402 2002-03-29 Richard Henderson <rth@redhat.com>
8405 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
8406 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
8408 2002-03-29 Richard Henderson <rth@redhat.com>
8411 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
8412 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
8413 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
8414 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
8416 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
8418 2002-03-29 Dale Johannesen <dalej@apple.com>
8420 * loop.c (combine_movables): Do allow combination of pseudos.
8422 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
8424 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
8425 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
8426 No functional change except ...
8427 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
8428 * doc/install.texi (*-*-freebsd*): Document port configuration.
8430 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
8432 * Makefile.in (convert.o, calls.o, expmed.o): Update.
8433 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
8435 * builtin-types.def (BT_PTRMODE): Update.
8436 * c-common.c (type_for_size): Rename c_common_type_for_size.
8437 (type_for_mode): Similarly.
8438 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
8440 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
8441 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
8442 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
8444 * c-typeck.c (common_type, comptypes, default_conversion):
8446 * calls.c: Include langhooks.h.
8447 (emit_library_call_value_1): Use new hooks. Avoid redundant
8449 * convert.c: Include langhooks.h
8450 (convert_to_pointer, convert_to_integer): Use new hooks.
8451 * except.c (init_eh): Similarly.
8452 * expmed.c: Include langhooks.h.
8453 (expand_mult_add): Use new hooks.
8454 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
8455 try_casesi): Similarly.
8456 * fold-const.c (optimize_bit_field_compare, make_range,
8457 decode_field_reference, fold_truthop, fold): Similarly.
8458 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
8459 put_var_into_stack): Similarly.
8460 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
8461 LANG_HOOKS_TYPE_FOR_SIZE): New.
8462 (LANG_HOOKS_TYPES_INITIALIZER): Update.
8463 * langhooks.h (lang_hooks_for_types): New hooks.
8464 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
8465 * tree.c (get_unwidened, get_narrower): Similarly.
8466 * tree.h (type_for_mode, type_for_size): Remove.
8467 * varasm.c (force_const_mem): Use new hooks.
8468 * utils2.c (nonbinary_modular_operation): Update.
8470 * objc-act.c (handle_impent): Update.
8471 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
8474 2002-03-29 Steve Ellcey <sje@cup.hp.com>
8476 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
8477 * config/ia64/ia64.c (basereg_operand): New.
8478 * config/ia64/ia64-protos.h (basereg_operand): Declare.
8479 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
8481 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
8483 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
8484 unwind information when frame_pointer_needed.
8485 (mmix_assemble_integer): Tweak wording in comment.
8487 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
8489 * Makefile.in (except.o): Update.
8490 * except.c: Include langhooks.h.
8491 (init_eh): Use langhook.
8492 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
8493 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
8494 (LANG_HOOKS_INITIALIZER): Update.
8495 * langhooks.h (lang_hooks_for_types): New.
8496 (struct lang_hooks): Add it.
8497 * tree.c (make_lang_type_fn, make_lang_type): Remove.
8498 * tree.h (make_lang_type_fn, make_lang_type): Remove.
8500 * alpha/alpha.c: Include langhooks.h.
8501 (alpha_build_va_list): Use langhook.
8502 * d30v/d30v.c: Include langhooks.h.
8503 (d30v_build_va_list): Use langhook.
8504 * i386/i386.c: Include langhooks.h.
8505 (ix86_build_va_list): Use langhook.
8506 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
8507 * s390/s390.c: Include langhooks.h.
8508 (s390_build_va_list): Use langhook.
8509 * stormy16/stormy16.c: Include langhooks.h.
8510 (stormy16_build_va_list): Use langhook.
8512 2002-03-29 Jakub Jelinek <jakub@redhat.com>
8515 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
8517 (length): Compute variable length for branches/calls/jumps here.
8518 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
8519 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
8520 define branch_type attribute.
8521 (divsi3_sp32): Maximum length is 6 not 7.
8522 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
8523 call_address_untyped_struct_value_sp32,
8524 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
8525 * config/sparc/sparc.c (empty_delay_slot): New function.
8526 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
8527 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
8529 2002-03-29 Jakub Jelinek <jakub@redhat.com>
8531 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
8532 nonzero_bits if not needed.
8533 (nonzero_bits) [XOR]: Likewise.
8534 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
8535 reg_last_set_mode and mode are both MODE_INT, but not equal.
8536 (record_value_for_reg): Compute reg_last_set_nonzero_bits
8537 in nonzero_bits_mode for MODE_INT modes.
8539 2002-03-28 Richard Henderson <rth@redhat.com>
8542 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
8543 to GAS. Correct drift between alternatives.
8545 2002-03-28 Richard Henderson <rth@redhat.com>
8548 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
8550 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
8552 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
8553 emulation to the linker.
8555 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
8557 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
8558 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
8560 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
8562 * combine.c (simplify_and_const_int): Make sure to apply mask
8563 when force_to_mode returns a constant integer. PR3311.
8565 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
8567 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
8569 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8571 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
8572 and Objective-C Dialect Options.
8574 2002-03-28 Richard Henderson <rth@redhat.com>
8576 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
8577 comparison should be done vs !=0 not >0 return code. Tidy cases.
8579 2002-03-28 Richard Henderson <rth@redhat.com>
8581 * c-decl.c (finish_function): New arg can_defer_p. Pass it
8582 on to c_expand_body.
8583 * c-tree.h (finish_function): Update decl.
8584 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
8586 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
8588 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
8590 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
8592 * rtlanal.c: Include flags.h
8593 (may_trap_p): Do not mark FP operations if trapping
8594 if !flag_trapping_math
8595 * Makefile.in (rtlanal.o): Add dependency on flag.h
8596 * ifcvt.c (noce_operand_ok): Avoid the lameness.
8598 2002-03-27 Zack Weinberg <zack@codesourcery.com>
8600 * mips.md: Use dconst1, not 1.0, as first argument of
8601 REAL_VALUE_LDEXP. Don't use union real_extract.
8603 2002-03-28 Alan Modra <amodra@bigpond.net.au>
8605 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
8606 rather than $target. Heed program_prefix and
8607 program_transform_name. Search for gas in cross-compiler case too.
8608 "test -x" rather than "test -f".
8609 (gcc_cv_ld): Likewise.
8610 (gcc_cv_nm): Heed program_prefix and program_transform_name.
8611 (gcc_cv_objdump): Likewise.
8612 * configure: Regenerate.
8614 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
8616 * Makefile.in (attribs.o): Update.
8617 * attribs.c: Include langhooks.h.
8618 (decl_attributes): Use langhook.
8619 * c-decl.c (insert_default_attributes): Rename.
8620 * c-tree.h (c_insert_default_attributes): New.
8621 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
8622 (LANG_HOOKS_INITIALIZER): Update.
8623 * langhooks.h (struct lang_hooks): New hook.
8624 * tree.h (insert_default_attributes): Remove.
8626 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
8628 2002-03-27 Andreas Schwab <schwab@suse.de>
8630 * config/i386/i386.c (classify_argument): Also check for
8633 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8635 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
8638 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
8640 * i960.md (ret): Set PC.
8641 (nonlocal_goto): Fix expander.
8642 * builtins.c (epxand_builin_longjmp): Check that we've emitted
8645 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
8647 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
8650 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8652 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
8653 assigning to BLOCK_FOR_INSN directly.
8655 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
8657 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
8659 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
8661 * c-common.c (c_expand_expr): Fix prototype.
8662 * c-common.h (c_expand_expr): Always declare, update.
8663 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
8664 * c-objc-common.c (c_objc_common_init): No global hook.
8665 * expr.c (expand_expr): Use langhook.
8666 * expr.h (enum expand_modifier): Conditionally declare.
8667 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
8668 (LANG_HOOKS_INITIALIZER): Update.
8669 * langhooks.c (lhd_expand_expr): New.
8670 * langhooks.h (struct lang_hooks): New hook.
8671 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
8672 (lang_independent_init): Don't default hook.
8674 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
8676 2002-03-27 Richard Henderson <rth@redhat.com>
8679 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
8680 TARGET_CONST_GP. Simplify conditions.
8682 2002-03-27 Richard Henderson <rth@redhat.com>
8684 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
8685 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
8686 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
8688 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
8690 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
8691 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
8692 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
8693 Remove unnecessary masks.
8694 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
8695 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
8696 -mwindows, -mdll switches and their negations.
8698 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
8700 * gcc-common.c (lang_mark_false_label_stack): Remove.
8701 * ggc.h (lang_mark_false_label_stack): Similarly.
8703 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
8705 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
8707 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
8708 or __rtems_ is defined.
8710 2002-03-26 Richard Henderson <rth@redhat.com>
8712 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
8713 if a non-trivial load was emitted.
8714 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
8715 in high+extra+low case.
8717 2002-03-26 Richard Henderson <rth@redhat.com>
8719 * config.gcc (sparc*-solaris): Use float_format=sparc.
8721 2002-03-26 Richard Henderson <rth@redhat.com>
8723 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
8724 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
8725 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
8726 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
8727 (WINT_TYPE_SIZE): Fix at 32.
8729 2002-03-26 Richard Henderson <rth@redhat.com>
8731 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
8732 until after eh landing pad generation.
8733 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
8734 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
8736 2002-03-26 Richard Henderson <rth@redhat.com>
8738 * expr.h (ADD_PARM_SIZE): One more convert for INC.
8740 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
8742 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
8743 and warning switches.
8744 (cc1_options): Likewise.
8746 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
8748 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
8749 Restore more of the signal context. Set no_reg_stack_frame.
8750 * config/ia64/unwind-ia64.c (unw_state_record):
8751 Add no_reg_stack_frame, comments.
8752 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
8753 (uw_update_context): Adjust bsp when unwinding from leaf,
8754 but not signal frame.
8756 2002-03-26 David Edelsohn <edelsohn@gnu.org>
8758 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
8760 2002-03-26 Bob Wilson <bob.wilson@acm.org>
8762 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
8764 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
8767 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
8768 "Add a pool_range attribute", which was lost during the ARM/Thumb
8771 2002-03-26 Bob Wilson <bob.wilson@acm.org>
8773 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
8774 a register into the MAC16 accumulator.
8776 2002-03-26 Andrew Cagney <ac131313@redhat.com>
8778 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
8779 (Warning Options): Document -Wswitch-enum.
8780 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
8782 (warn_switch_enum): Define variables.
8783 * flags.h (warn_switch_enum): Declare variables.
8784 * stmt.c (expand_end_case_type): When warn_switch_enum /
8785 -Wswitch-enum, perform switch checks.
8788 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
8790 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
8791 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
8792 (reload_muladdsi_compare0_scratch): Delete.
8794 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
8796 * doc/install.texi (*-*-freebsd*): Update.
8798 2002-03-26 Richard Henderson <rth@redhat.com>
8800 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
8801 (SUB_PARM_SIZE): Cast DEC to ssizetype.
8803 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
8804 types from the normal argument frame.
8806 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
8807 variable sized objects by reference.
8808 (sparc_va_arg): Receive them by reference too.
8810 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
8812 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
8813 code to not restoring global registers.
8815 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
8817 * Makefile.in (ggc-common.o): Update.
8818 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
8819 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
8820 * c-tree.h (c_mark_tree): New.
8821 * ggc-common.c: Include langhooks.h.
8822 (gcc_mark_trees): Use new langhook.
8823 * ggc-callbacks.c: Delete file.
8824 * ggc.h (lang_mark_tree): Remove.
8825 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
8826 (LANG_HOOKS_INITIALIZER): Update.
8827 * langhooks.h (struct lang_hooks): New hook.
8829 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
8831 2002-03-25 Zack Weinberg <zack@codesourcery.com>
8833 * doc/cpp.texi: Exclude entire Top node from printed manual.
8834 Move option index after directive index. Insert page breaks
8835 before GFDL and concept index. Index environment variables
8836 with command line options.
8837 * doc/cppenv.texi: Use @vtable for environment variable list.
8838 Add paragraph explaining semantics of empty elements in path
8839 variables. Exclude a cross-reference to Fishkill from the
8840 manpage. Remove an unnecessary cross-reference of the entry
8841 right above the referer. Don't use @anchor in text that goes
8843 * doc/cppopts.texi: Cross-reference the environment variables
8844 section, not the specific environment variable, for consistency.
8846 2002-03-25 Richard Henderson <rth@redhat.com>
8848 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
8849 anywhere in the block. Don't refer to insns that have been
8850 removed from the chain. Iterate backward through the new insns.
8851 Don't refer to edges that have been removed.
8853 2002-03-26 Alan Modra <amodra@bigpond.net.au>
8855 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
8856 test for overflow of constant.
8858 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
8861 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
8862 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
8863 these patterns on arm_archv4.
8865 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
8867 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
8870 2002-03-25 Zack Weinberg <zack@codesourcery.com>
8872 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
8873 float_handled, float_handler, float_signal, set_float_handler,
8874 and do_float_handler. Set handler for SIGFPE to crash_signal.
8875 * toplev.h: Don't prototype do_float_handler.
8877 * c-lex.c: Fold parse_float into lex_number. Make warning
8878 about portability of hex float constants more informative, and
8879 don't issue it on top of a syntax error.
8880 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
8882 * real.h: Define REAL_VALUE_ABS here...
8883 * simplify-rtx.c: ... not here. Fold check_fold_consts,
8884 simplify_unary_real, simplify_binary_real, and
8885 simplify_binary_is2orm1 into their callers.
8886 * tree.c: Fold build_real_from_int_cst_1 into caller.
8888 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
8890 * tsystem.h: Include float.h here...
8891 * libgcc2.c: ... not here.
8893 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
8895 Fixes for: PR bootstrap/3591, target/5676
8896 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
8897 defined. Do not disable exceptions or rtti.
8898 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
8899 mcore.h. Disable exceptions and rtti, since they are not
8902 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
8904 * c-decl.c (maybe_build_cleanup): Remove.
8905 * expr.c (expand_expr): Use langhook.
8906 * langhooks-def.h (lhd_return_null_tree,
8907 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
8908 (LANGHOOKS_INITIALIZER): Update.
8909 * langhooks.c (lhd_return_null_tree): New.
8910 * langhooks.h (struct lang_hooks): New hook.
8911 * tree-inline.c (initialize_inlined_parameters): Use langhook.
8912 * tree.h (maybe_build_cleanup): Remove.
8914 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8916 * regrename.c (build_def_use): Move recog_memoized
8917 before extract_insn.
8919 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8922 * expr.c (emit_group_store): Handle storing into CONCAT.
8924 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8926 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
8927 corresponding MATCH_DUP.
8929 2002-03-24 Richard Henderson <rth@redhat.com>
8931 * unroll.c (unroll_loop): Zero label_map.
8933 * gcse.c: Include except.h.
8934 * Makefile.in (gcse.o): Update.
8936 2002-03-24 Richard Henderson <rth@redhat.com>
8938 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
8939 Do resolve_unique_section before shared data clause.
8941 2002-03-24 Richard Henderson <rth@redhat.com>
8943 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
8945 2002-03-24 Richard Henderson <rth@redhat.com>
8947 * recog.c (peephole2_optimize): Split blocks when EH insns are
8948 generated in the middle of a block. Do global life update if
8951 2002-03-24 Richard Henderson <rth@redhat.com>
8953 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
8955 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8958 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
8959 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
8960 (init_dependency_output): Don't make no_output decision here.
8962 2002-03-24 Andrew Cagney <ac131313@redhat.com>
8964 * stmt.c (check_for_full_enumeration_handling): Remove tests of
8965 warn_switch. Update description.
8966 (expand_end_case_type): Call check_for_full_enumeration_handling
8969 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8971 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
8972 (m68hc11_split_move): Call it to see if the source and destination
8973 operands use the same direction auto inc/dec mode, otherwise make the
8974 source an offsetable memory operand and generate an add.
8976 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8978 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
8979 register for operand 2.
8980 ("*subsi3_zero_extendqi"): Likewise.
8981 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
8982 bits so that it is compatible with a pop.
8983 ("*andhi3_gen"): Likewise.
8984 ("xorhi3"): Likewise.
8986 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8988 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
8990 (cpp_post_options): ... not here.
8992 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8993 Aldy Hernandez <aldyh@redhat.com>
8995 Removal of separate preprocessor cpp0.
8997 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
8998 cpp0, install-common): Update.
8999 * c-common.c (flag_preprocess_only): New.
9000 (c_common_init): Preprocess for -E.
9001 * c-common.h (flag_preprocess_only): New.
9002 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
9003 * c-objc-common.c (c_init_decl_processing): Exit quickly
9004 for NULL return from c_common_init.
9005 * cpplib.h (cpp_preprocess_file): New.
9006 * cppmain.c (main, general_init, pfile, progname): Remove.
9007 (do_preprocessing): Rename cpp_preprocess_file, don't call
9008 cpp_finish. Don't close stdout here.
9009 (setup_callbacks): Update prototype.
9010 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
9012 * tradcpp.c (main): Ignore -quiet.
9014 * lang-specs.h (default_compilers): Preprocess with cc1obj.
9016 2002-03-24 Richard Henderson <rth@redhat.com>
9018 PR optimization/5742
9019 * machmode.def: Add inner mode field to complex modes.
9020 * config/mips/mips.c (mips_function_value): Always define. Add
9021 new argument to handle libcalls.
9022 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
9023 (FUNCTION_VALUE): Likewise.
9024 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
9025 * config/mips/mips-protos.h: Update.
9027 2002-03-23 Richard Henderson <rth@redhat.com>
9029 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
9030 * config/sparc/sparc-protos.h: Update.
9031 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
9033 2002-03-23 Richard Henderson <rth@redhat.com>
9035 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
9036 _start or _init begins the text segment.
9038 2002-03-23 David Edelsohn <edelsohn@gnu.org>
9040 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
9041 not HOST_WIDEST_INT.
9042 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
9044 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
9047 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
9048 operand argument to output_return_instruction.
9049 * arm.c (arm_print_operand, case 'd'): If the operand is
9050 const_true_rtx then just return.
9051 (arm_print_operand, case 'D'): If the operand is const_true_rtx
9054 2002-03-23 Andrew Cagney <ac131313@redhat.com>
9056 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
9057 (Warning Options): Document -Wswitch-default.
9058 * toplev.c (W_options): Add -Wswitch-default. Update comment on
9060 (warn_switch_default): Define variable.
9061 (warn_switch): Update comment.
9062 * flags.h (warn_switch_default): Declare variable.
9063 (warn_switch): Update comment.
9064 * stmt.c (expand_end_case): Check for and, when
9065 warn_switch_no_default, warn of a missing default case.
9067 2002-03-23 Alan Modra <amodra@bigpond.net.au>
9069 * real.h (N): Special case 128 bit doubles.
9071 * combine.c (simplify_comparison): When widening modes, ignore
9072 sign extension on CONST_INTs.
9074 2002-03-22 Bob Wilson <bob.wilson@acm.org>
9076 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
9077 passed to adjust_address. Fix comment formatting.
9080 2002-03-22 Zack Weinberg <zack@codesourcery.com>
9082 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
9083 Always make REAL_VALUE_TYPE a struct containing an array of
9084 HOST_WIDE_INT, not a double. Tidy up the code deciding how
9085 big it is. Don't declare or use union real_extract.
9087 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
9088 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
9089 (print_operand), config/arm/arm.c (output_move_double),
9090 config/arm/arm.md (consttable_4, consttable_8),
9091 config/romp/romp.c (output_fpops), config/s390/s390.h
9092 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
9093 (xtensa_output_literal): Don't use union real_extract.
9095 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
9096 (sfmode_constant_to_ulong), config/ns32k/merlin.h
9097 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
9098 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
9099 (PRINT_OPERAND): Don't use local version of union
9102 * config/convex/convex.c (check_float_value), config/vax/vax.c
9103 (vax_float_literal), config/m88k/m88k.md (divdf3),
9104 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
9105 config/pdp11/pdp11.c (output_move_quad): Don't do host
9106 arithmetic on target floating point quantities.
9108 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
9109 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
9111 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
9112 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
9114 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
9115 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
9117 * print-rtl.c (print_rtx): Disable code which needs
9118 floating-point emulator.
9119 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
9120 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
9121 depending on HOST_FLOAT_FORMAT to be defined properly.
9123 * config/1750a/1750a.c (get_double, float_label): Delete.
9124 (print_operand): Delete huge commented-out chunk. Use
9125 REAL_VALUE_TO_DECIMAL.
9126 * config/1750a/1750a-protos.h: Delete prototypes of deleted
9128 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
9130 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
9131 Use REAL_VALUE_TO_DECIMAL as ELF version does.
9132 * config/m88k/m88k.c (real_power_of_2_operand,
9133 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
9134 real_extract out of the union; run the input through
9135 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
9136 from that into the union.
9137 * config/pdp11/pdp11.c (output_move_double): Rearrange
9138 parentheses to make automatic indenter happy.
9140 * doc/tm.texi (Cross-compilation): Rename node to "Floating
9141 Point" and rewrite to describe current situation. Also adjust
9142 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
9144 * doc/rtl.texi: Adjust cross reference.
9146 2002-03-22 Bob Wilson <bob.wilson@acm.org>
9148 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
9149 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
9150 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
9151 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
9152 prevent use of sp as a reload register.
9153 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
9154 non_acc_reg_operand.
9155 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
9156 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
9157 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
9158 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
9160 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
9162 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
9163 * cpplex.c (unterminated): Delete.
9164 (parse_string): No string literal may extend over multiple
9165 lines. Suppress the error when preprocessing assembly.
9166 * cppmain.c (scan_translation_unit): Strings are single-line.
9168 * doc/cpp.texi: Update to match.
9170 2002-03-22 Jakub Jelinek <jakub@redhat.com>
9172 PR optimization/5854
9173 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
9175 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
9176 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
9177 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
9178 const0 if scratch register was not allocated.
9179 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
9180 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
9182 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
9183 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
9184 with GEN_INT (...) everywhere. Remove constraints in define_split
9186 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
9187 require scratch register for setting 0 into regs/non-pushable memory.
9189 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
9191 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
9192 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
9194 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
9196 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
9197 * cppinit.c (cpp_create_reader): On by default.
9198 (cpp_handle_option): Handle -W[no-]endif-labels.
9199 (cpp_post_options): Also enable if -pedantic.
9200 * cpplib.c (do_else): Use it.
9201 (do_endif): Likewise.
9202 * doc/cppopts.texi: Document new option.
9203 * doc/invoke.texi: Document new option.
9205 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
9207 * config/i386/i386.c, config/i386/i386.md: Change all occurences
9208 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
9210 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
9212 * flow.c (calculate_global_regs_live): Clear aux fields of
9215 2002-03-22 Jakub Jelinek <jakub@redhat.com>
9217 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
9218 REG or MEM subregs, pass rtx * instead of rtx to it.
9219 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
9220 rtx * instead of rtx to alter_subreg.
9221 * config/m32r/m32r.c (gen_split_move_double): Likewise.
9222 * config/pj/pj.c (pj_output_rval): Likewise.
9224 2002-03-22 Richard Henderson <rth@redhat.com>
9227 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
9228 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
9229 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
9230 (ia64_expand_prologue): Look at int_regs, not words, for number
9231 of incomming int regs.
9233 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
9235 * expr.c (expand_expr): A RESULT_DECL is part of a call.
9237 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
9239 * toplev.c (flag_loop_optimize, flag_crossjumping):
9240 New static variables.
9241 (rest_of_compilation): Conditionalize crossjumping and
9243 (parse_options_and_default_flags): Default loop_optimize and
9245 (lang_independent_options): Add -fcrossjumping and -floop-optimize
9246 * invoke.texi (crossjumping, loop-optimize): Document.
9248 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
9250 * real.c (eiisneg): Move outside #ifdef NANS.
9252 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
9254 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
9255 frequencies match; avoid match on different loop depths.
9256 (try_crossjump_to_bb): Kill tests that no longer brings time
9258 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
9260 (split_edge): Likewise.
9262 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
9265 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
9266 * cfgrtl.c: Include insn-config.h
9267 (split_block) Dirtify block in presence of conditional execution
9269 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
9271 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
9272 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
9273 (function_arg): Constify CUMULATIVE_ARGS.
9274 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
9275 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
9276 (UNITS_PER_DOUBLE): New macro.
9277 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
9278 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
9279 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
9280 fp_regs and stack_words.
9281 (EABI_FLOAT_VARARGS_P): New macro.
9282 * config/mips/mips.c (struct mips_arg_info): New.
9283 (mips_arg_info): New function.
9284 (function_arg_advance): Use it. Add adjustment instructions here
9285 rather than in function_arg.
9286 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
9287 for VOIDmode at the beginning of the function.
9288 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
9289 (function_arg_pass_by_reference): Likewise.
9290 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
9291 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
9292 (mips_va_start): Likewise. Use the new stack_words field of
9293 CUMULATIVE_ARGS to set up overflow area. Reformat.
9294 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
9295 doubles and other types, aligning the overflow pointer for non-doubles
9296 too. Remove some code duplication. Replace hard-coded constants.
9298 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
9300 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
9301 (CLASS_UNITS): Undefine.
9302 (CLASS_MAX_NREGS): Use FP_INC.
9303 * config/mips/mips.c (compute_frame_size): Likewise.
9304 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
9306 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
9308 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
9309 prototype, and handle lexing numbers and identifiers.
9310 (parse_identifier): Update to new form of parse_slow.
9311 (parse_number): Fast path only, use parse_slow otherwise.
9312 (_cpp_lex_direct): Update calls to parse_number.
9314 2002-03-21 DJ Delorie <dj@redhat.com>
9316 * bb-reorder.c (make_reorder_chain_1): Protect against
9317 when redundant edges are omitted.
9318 * predict.c (dump_prediction): Likewise.
9320 2002-03-21 Richard Henderson <rth@redhat.com>
9323 * fixinc/inclhack.def (solaris_stdio_tag): New.
9324 * fixinc/fixincl.x: Regenerate.
9326 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
9329 * c-typeck.c (process_init_element): Flag non-static
9330 initialization of a flexible array member as illegal.
9332 2002-03-22 Alan Modra <amodra@bigpond.net.au>
9334 * config/rs6000/t-linux64: New.
9335 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
9336 t-ppccomm. Use t-rs6000 and t-linux64.
9337 (powerpc64-*-gnu* <tmake_file>): Likewise.
9338 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
9339 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
9340 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
9342 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
9344 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
9345 flag_really_no_inline instead of optimize == 0.
9347 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
9349 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
9351 * flags.h (flag_really_no_inline): New.
9353 * c-common.c (c_common_post_options): Initialize
9354 flag_really_no_inline.
9356 * toplev.c (flag_really_no_inline): New.
9358 2002-03-21 Jakub Jelinek <jakub@redhat.com>
9360 * config/avr/avr.md (length): Fix length computation for
9361 conditional branches.
9363 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
9365 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
9366 sdbout.o, profile.o): Update.
9367 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
9369 * c-common.h (gettags): Move here from tree.h.
9370 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
9371 insert_block, getdecls, kept_level_p, global_bindings_p): New.
9372 * dbxout.c (dbxout_init): Use getdecls langhook.
9373 * expr.c (expand_expr): Use insert_block langhook.
9374 * fold-const.c: Include langhooks.h.
9375 (fold_range_test, fold_binary_op_with_conditional_arg,
9376 fold): Use global_bindings_p langhook.
9377 * integrate.c (expand_inline_function): Use insert_block langhook.
9378 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
9379 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
9380 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
9381 LANG_HOOKS_GETDECLS): New.
9382 (LANG_HOOKS_INITIALIZER): Update.
9383 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
9385 * langhooks.h (struct lang_hooks_for_decls): New.
9386 (struct lang_hooks): Update.
9387 * profile.c: Include langhooks.h.
9388 (output_func_start_profiler): Use new langhooks.
9389 * sdbout.c: Include langhooks.h.
9390 (sdbout_init, sdbout_finish): Use getdecls langhook.
9391 * stmt.c: Include langhooks.h.
9392 (expand_fixup, fixup_gotos): Use new langhooks.
9393 * stor-layout.c: Include langhooks.h.
9394 (variable_size): Use global_bindings_p langhook.
9395 * toplev.c (compile_file): Use getdecls langhook.
9396 * tree-inline.c (remap_block): Use insert_block langhook.
9397 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
9398 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
9400 2002-03-21 Richard Henderson <rth@redhat.com>
9402 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
9403 constants in .data when -fpic.
9405 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9407 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
9410 2002-03-21 Tom Tromey <tromey@redhat.com>
9412 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
9414 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9416 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
9418 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
9420 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
9421 Richard Henderson <rth@redhat.com>
9424 * c-common.c (c_expand_expr): Preserve result of a statement
9425 expression if needed.
9427 2002-03-21 Jakub Jelinek <jakub@redhat.com>
9430 * genrecog.c (maybe_both_true_mode): Remove.
9431 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
9432 * machmode.def (Pmode): Likewise.
9434 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
9436 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
9437 (nonlocal_mentioned_p_1): New function.
9438 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
9439 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
9440 (mark_constant_function): Recognize pure functions.
9441 * rtl.h (global_reg_mentioned_p): New prototype.
9442 * rtlanal.c (global_reg_mentioned_p,
9443 global_reg_mentioned_p_1): New function.
9445 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9447 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
9449 * fixinc/fixincl.x: Regenerate.
9451 2002-03-20 Jason Merrill <jason@redhat.com>
9453 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
9455 2002-03-20 Michael Meissner <meissner@redhat.com>
9457 * doc/invoke.texi (Optimize Options): Document that -O2 sets
9460 2002-03-20 Bob Wilson <bob.wilson@acm.org>
9462 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
9463 ".literal_position" directive before the constant pool.
9465 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9467 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
9468 Add Craig Rodrigues.
9469 Add Brad Lucier to testers.
9471 2002-03-20 Jakub Jelinek <jakub@redhat.com>
9474 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
9476 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
9477 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
9478 instead of insn_extract.
9480 2002-03-20 Jakub Jelinek <jakub@redhat.com>
9483 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
9485 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
9486 stmt if some case has been output.
9488 2002-03-20 Jakub Jelinek <jakub@redhat.com>
9491 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
9492 movsfcc_1, movdfcc_1): Add %O2.
9493 * config/i386/i386.c (print_operand): Handle %ON.
9494 Print . before float condition codes in Sun as cmov syntax.
9495 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
9496 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
9499 2002-03-20 Philip Blundell <pb@nexus.co.uk>
9501 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
9502 return instruction if PC was popped.
9504 2002-03-20 Bob Wilson <bob.wilson@acm.org>
9506 * config/xtensa/xtensa.md: Remove unused type attributes.
9507 (adddi_carry, subddi_carry): Change type attribute to "multi".
9509 2002-03-19 Dale Johannesen <dalej@apple.com>
9511 PR optimization/5999, middle-end/5731
9512 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
9513 multiplications by reciprocals.
9515 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
9517 * Makefile.in: Update.
9518 * c-common.c: Include langhooks.h.
9519 (inline_forbidden_p): Use new hook.
9520 * diagnostic.c: Include langhooks.h.
9521 (format_with_decl, announce_function,
9522 default_print_error_function): Use new hook.
9523 * dwarf2out.c (dwarf2_name): Use new hook.
9524 * function.c: Include langhooks.h.
9525 (init_function_start): Use new hook.
9526 * langhooks-def.h (lhd_decl_printable_name): New.
9527 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
9528 (LANGHOOKS_INITIALIZER): Update.
9529 * langhooks.c (lhd_decl_printable_name): New.
9530 * langhooks.h (struct lang_hooks): New hook.
9531 * toplev.c (decl_name, decl_printable_name): Remove.
9532 (open_dump_file): Use new hook.
9533 (process_options): Remove old hook.
9534 * tree.h (decl_printable_name): Remove.
9536 * objc-act.c (objc_init): Remove old hook.
9537 (objc_printable_name): Export.
9538 * objc-act.h (objc_printable_name): New.
9539 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
9541 2002-03-19 Jim Blandy <jimb@redhat.com>
9543 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
9544 the start_source_file debug hook, not the current line number.
9546 2002-03-19 Richard Henderson <rth@redhat.com>
9548 * flow.c (EH_USES): Provide default.
9549 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
9550 * doc/tm.texi (EH_USES): New.
9552 * config/ia64/ia64.c (ia64_eh_uses): New.
9553 * config/ia64/ia64-protos.h: Update.
9554 * config/ia64/ia64.h (EH_USES): New.
9556 2002-03-19 Richard Henderson <rth@redhat.com>
9558 * varasm.c (output_constant_def): Fix stupid typo.
9560 2002-03-19 Richard Henderson <rth@redhat.com>
9563 * except.c (current_function_has_exception_handlers): New.
9564 * except.h: Declare it.
9565 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
9566 Combine tests that disable all sibcalls for the function.
9568 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
9570 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
9573 2002-03-19 Richard Henderson <rth@redhat.com>
9576 * config/ia64/ia64.c: Revert 2002-03-01 patch.
9577 * config/ia64/ia64.h (INIT_EXPANDERS): New.
9579 2002-03-19 Jim Blandy <jimb@redhat.com>
9581 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
9582 name, even if the replacement list contains no tokens, as required
9585 2002-03-19 Jason Merrill <jason@redhat.com>
9587 * varasm.c (globalize_decl): Get the name from the RTL, not
9588 DECL_ASSEMBLER_NAME.
9590 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
9592 2002-03-19 Bob Wilson <bob.wilson@acm.org>
9594 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
9595 subdi_carry): Define.
9597 2002-03-19 David Edelsohn <edelsohn@gnu.org>
9599 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
9600 about -fpic/-fPIC if extra_warnings set.
9602 2002-03-19 David Edelsohn <edelsohn@gnu.org>
9604 * expr.c (expand_expr): Sign-extend CONST_INT generated from
9605 TREE_STRING_POINTER.
9606 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
9608 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9610 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
9611 in favor of SP if FRAME_POINTER_REQUIRED is false.
9613 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
9615 * emit-rtl.c (gen_int_mode): New function.
9616 * rtl.h: Prototype for it.
9617 * combine.c (make_extraction, simplify_comparison), expmed.c
9618 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
9619 (convert_modes, store_field), optabs.c (expand_fix),
9620 simplify-rtx.c (neg_const_int, simplify_unary_real),
9622 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
9623 Use it instead of GEN_INT (trunc_int_for_mode (...)).
9625 2002-03-19 Jakub Jelinek <jakub@redhat.com>
9628 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
9629 convert_parm_for_inlining.
9630 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
9632 * langhooks-def.h: Likewise.
9633 * objc/objc-lang.c: Likewise.
9634 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
9636 * tree-inline.c (initialize_inlined_parameters):
9637 Call convert_parm_for_inlining lang hook if needed.
9638 * c-typeck.c (c_convert_parm_for_inlining): New function.
9639 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
9641 2002-03-18 Mark Mitchell <mark@codesourcery.com>
9643 * calls.c (precompute_arguments): Do not assume that temporaries
9644 can be destroyed after expanding the argument.
9645 (expand_call): Likewise.
9647 2002-03-15 Eric Christopher <echristo@redhat.com>
9649 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
9650 Fix register preference on last change.
9651 * config/mips/mips.c (mips_return_in_memory): New function.
9652 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
9653 * config/mips/mips-protos.h: Declare.
9654 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
9655 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
9657 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
9659 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
9661 (anddi3, iorsi3): Likewise.
9663 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
9664 use %gprel for symbols that are going to be placed in linkonce
9667 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
9668 RETURN_ADDRESS_POINTER_REGNUM to $ra.
9669 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
9670 not needed. Disregard leaf_function_p().
9671 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
9672 mips16 frame pointer.
9673 * config/mips/mips.md (store ra): Only to small SP offsets.
9674 2001-08-22 Graham Stott <grahams@redhat.com>
9675 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
9676 return a REG rtx for the return address register.
9678 2002-03-18 Bob Wilson <bob.wilson@acm.org>
9680 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
9681 constant-pool addresses as "mode-dependent".
9682 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
9684 2002-03-18 Jakub Jelinek <jakub@redhat.com>
9687 * expr.c (emit_group_load): Use extract_bit_field if
9688 needed for CONCAT arguments.
9690 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
9693 * arm.md (tablejump): Make this a define_expand. For PIC add the
9694 offset to the base of the table.
9695 (thumb_tablejump): Matcher for Thumb tablejump insn.
9696 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
9697 as the difference of two labels.
9698 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
9699 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
9701 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9702 * arm.c (get_jump_table_size): If the table is not in the text
9703 section, return zero.
9705 2002-03-18 Bernd Schmidt <bernds@redhat.com>
9707 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
9709 (arm_reload_out_hi): Use gen_lowpart instead of
9710 gen_rtx_SUBREG to access QImode components.
9711 * config/arm/arm.md: Disable zero_extend split for QImode
9712 subregs in BIG_ENDIAN mode.
9713 (storehi_bigend): Match use of least significant byte.
9714 (storeinthi): Remove extraneous SUBREG.
9715 Add missing construction of operands[2].
9716 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
9717 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
9718 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
9720 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
9722 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
9725 2002-03-17 Richard Henderson <rth@redhat.com>
9727 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
9730 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
9732 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
9733 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
9735 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9737 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
9739 * predict.c (estimate_bb_frequencies): Delete unused variables.
9741 2002-03-17 Richard Henderson <rth@redhat.com>
9743 * config/ia64/ia64.c (ia64_attribute_table): Move before
9744 targetm definition. Make static.
9746 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
9748 * c-common.h (yyparse, c_common_parse_file): New.
9749 * c-lang.c: Include c-common.h.
9750 (LANG_HOOKS_PARSE_FILE): Redefine.
9751 * c-lex.c: Include c-common.h.
9752 (yyparse): Rename c_common_parse_file. Call yyparse.
9753 * c-parse.in (yyparse): Remove macro.
9754 * c-tree.h (yyparse_1): Remove.
9755 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
9756 (LANG_HOOKS_INITIALIZER): Update.
9757 * langhooks.h (struct lang_hoooks): New hook parse_file.
9758 * toplev.c (compile_file): Use parse_file hook.
9759 * tree.h (yyparse): Remove.
9760 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
9762 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
9764 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
9765 float_truncate, not fix.
9766 ("*truncdfsf2_real"): Ditto.
9767 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
9769 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
9771 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
9773 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
9774 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
9775 where appropriate. Make the second reference to
9776 leaf_function_p a function call, as intended. Reindented.
9778 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
9779 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
9781 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
9782 add register to non-constant into sp.
9784 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
9785 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
9786 (mips16_gp_pseudo_rtx): Lose.
9787 (INIT_EXPANDERS): Deleted.
9788 * config/mips/mips.c (mips_init_machine_status): New.
9789 (mips_free_machine_status): New.
9790 (mips_mark_machine_status): New.
9791 (override_options): Set them.
9792 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
9793 (struct machine_function): ... new. Replaced all references.
9794 (mips_add_gc_roots): Don't mark them.
9795 (embedded_pic_fnaddr_reg): New, extracted from...
9796 (embedded_pic_offset): ... here.
9797 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
9800 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
9802 * cppinit.c: Revert -MD removal.
9804 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9806 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
9807 soft registers by default for 68HC12.
9808 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
9809 when compiling with -fomit-frame-pointer.
9810 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
9811 (expand_epilogue): Likewise.
9812 (m68hc11_gen_rotate): Use exg when rotating by 8.
9814 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9816 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
9817 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
9818 (splits): Remove unused add splits.
9819 ("*addhi3_68hc12"): Tune constraints.
9820 ("addhi_sp"): Try to use X instead of Y in all cases and if the
9821 constant fits in 8-bits and D is dead use abx/aby instructions.
9822 ("*addhi3"): Remove extern declaration of ix_reg.
9823 ("*subsi3"): Optimize and provide new split.
9824 ("subhi3"): Cleanup.
9825 ("*subhi3_sp"): Avoid saving X if we know it is dead.
9826 (arith splits): For 68hc12 save the address register on the stack
9827 and do the arithmetic operation with a pop.
9829 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9831 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
9832 allocating QImode in address registers.
9833 ("*movqi_m68hc11"): Likewise.
9835 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
9837 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
9839 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
9841 * cppinit.c (print_help): Display -MD and -MMD.
9842 Don't display usage string. Update assertion syntax and
9844 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
9845 (cpp_handle_option): Update.
9847 2002-03-15 Chris Demetriou <cgd@broadcom.com>
9849 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
9850 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
9851 and define it so that regardless of target CPU size,
9852 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
9853 of "int" rather than "long."
9855 2002-03-15 Richard Henderson <rth@redhat.com>
9857 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
9860 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9862 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
9863 ("tstqi" split): Avoid using memory for tstqi on address register.
9864 (splits): Remove constraints.
9865 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
9866 ("cmpdf", "cmpsf"): Remove since not used.
9867 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
9868 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
9870 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9872 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
9873 ("neghi2"): Tighten constraints.
9874 ("one_cmplsi2"): Optimize and simplify split.
9875 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
9877 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9879 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
9880 and split of AND operation to clear the upper bits.
9881 ("*logicalsi3_zextqi"): Likewise.
9882 ("*logicallhi3_zexthi_ashift8"): Likewise.
9883 ("*logicalsi3_silshr16"): Likewise.
9884 ("logicalsi3_silshl16"): Likewise.
9885 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
9887 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9889 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
9890 (m68hc11_indirect_p): New function.
9891 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
9892 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
9894 (asm_print_register): Likewise.
9895 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
9896 (m68hc11_indirect_p): Declare.
9897 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
9898 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
9899 (TARGET_SWITCHES): New option -mrelax.
9900 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
9902 ("iorsi3", "xorsi3"): Likewise.
9903 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
9904 ("*andhi3_mem"): New to handle destination in memory with bclr
9905 and a scratch register.
9906 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
9907 ("*andhi3_const"): New when operand2 is constant.
9908 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
9909 ("*andhi3_gen"): Cleanup of the old "andhi3".
9910 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
9911 ("xorqi3"): Update constraints.
9913 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9915 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
9916 for reg_equiv_memory_loc when the operand is a register that does
9917 not get a hard register (stack location).
9918 (tst_operand): After reload, accept all memory operand.
9919 (symbolic_memory_operand): Fix detection of symbolic references.
9920 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
9921 accept symbols and any constant.
9923 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9925 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
9926 note on the insn that sets the soft frame register.
9927 (must_parenthesize): ix and iy are also reserved names.
9928 (print_operand_address): One more place where parenthesis are required
9929 to avoid confusion with register names.
9930 (m68hc11_gen_movhi): Allow push of stack pointer.
9931 (m68hc11_check_z_replacement): Fix handling of parallel with a
9933 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
9934 the replacement register is.
9935 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
9936 and D8_REGS classes.
9937 (MODES_TIEABLE_P): All modes are tieable except QImode.
9939 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9941 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
9942 (___subdi3): Likewise.
9943 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
9944 (__map_data_section): Optimize 68hc11 case.
9946 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9948 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
9949 than a shift to avoid adding a register with itself.
9950 (m68hc11_memory_move_cost): Take into account NO_REGS.
9951 (m68hc11_register_move_cost): Update and use memory move cost
9953 (m68hc11_address_cost): Make cost of valid offset not 0 so that
9954 it gives more opportunities to cse to optimize.
9955 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
9956 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
9958 2002-03-15 Mark Mitchell <mark@codesourcery.com>
9960 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
9961 * c-common.def (CLEANUP_STMT): New tree node.
9962 * c-common.h (CLEANUP_DECL): New macro.
9963 (CLEANUP_EXPR): Likewise.
9964 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
9965 * expr.c (expand_expr): Tidy.
9966 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
9967 * tree-inline.c (initialize_inlined_parameters): Clean up
9968 new local variables.
9970 2002-03-15 Jakub Jelinek <jakub@redhat.com>
9973 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
9974 before movrXX only, use reg_overlap_mentioned_p.
9975 Only special case NE if just one insn can be generated.
9977 2002-03-15 Jason Merrill <jason@redhat.com>
9979 * varasm.c (assemble_variable): Call resolve_unique_section before
9980 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
9983 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
9986 * arm.md (split pattern for thumb shiftable immediates): Add comment
9987 explaining non-obvious test.
9989 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
9992 * arm.md (movaddr, movaddr_insn): Delete.
9994 2002-03-15 Jason Merrill <jason@redhat.com>
9996 * toplev.c (wrapup_global_declarations): Clarify variable handling.
9997 -fkeep-static-consts doesn't apply to comdats.
9999 2002-03-14 Richard Henderson <rth@redhat.com>
10001 * c-decl.c: Include c-pragma.h.
10002 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
10003 (finish_function): Tidy.
10004 * c-pragma.c: Include c-common.h.
10005 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
10006 (handle_pragma_weak): Use them.
10007 (init_pragma): Register pending_weaks.
10008 * c-pragma.h (maybe_apply_pragma_weak): Declare.
10009 * print-tree.c (print_node): Print DECL_WEAK.
10010 * varasm.c (mark_weak_decls): Remove.
10011 (remove_from_pending_weak_list): Remove.
10012 (add_weak): Remove.
10013 (asm_emit_uninitialised): Call globalize_decl for weak commons.
10014 (weak_decls): Make a tree_list.
10015 (declare_weak): Cons weak_decls directly.
10016 (globalize_decl): Remove weak_decls elements directly.
10017 (weak_finish): Simplify weak_decls walk. Don't weaken unused
10018 symbols. Don't pretend to handle aliases.
10019 (init_varasm_once): Update weak_decls registry.
10020 * Makefile.in: Update dependencies.
10022 2002-03-14 Richard Henderson <rth@redhat.com>
10025 * config/ia64/ia64.c: Include tm_p.h last.
10026 (gen_nop_type): Remove duplicate definition.
10027 (cycle_end_fill_slots): Set sched_data for second L slot.
10028 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
10029 (nop_cycles_until): Fix typos.
10031 2002-03-15 Jakub Jelinek <jakub@redhat.com>
10033 PR optimization/5891
10034 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
10036 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
10038 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
10039 descriptors correctly.
10041 2002-03-14 Michael Meissner <meissner@redhat.com>
10043 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
10044 100, allowing MAX_UNROLLED_INSNS to be overridden.
10046 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
10049 * unroll.c (params.h): Include.
10050 (MAX_UNROLLED_INSNS): Delete, now in params.h.
10052 * doc/invoke.texi (--param max-unroll-insns): Document.
10054 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
10056 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
10058 * arm.md: Fix warnings about constraints in peepholes and splits.
10060 2002-03-14 Zack Weinberg <zack@codesourcery.com>
10062 * cpphash.h (struct lexer_state): Remove line_extension member.
10063 * cpplib.c (dequote_string, do_linemarker): New functions.
10064 (linemarker_dir): New data object.
10065 (DIRECTIVE_TABLE): No longer need to interpret #line in
10066 preprocessed source. Delete obsolete comment about return
10067 values of handlers.
10068 (end_directive, directive_diagnostics, _cpp_handle_directive):
10069 Don't muck with line_extension.
10070 (directive_diagnostics): No need to issue warnings for
10072 (_cpp_handle_directive): Issue warnings for linemarkers here,
10073 when appropriate. Dispatch linemarkers to do_linemarker, not
10075 (do_line): Code to handle linemarkers split out to do_linemarker.
10076 Convert escape sequences in filename argument, both places.
10078 * cppmacro.c (quote_string): Rename cpp_quote_string and
10079 export. All callers changed.
10080 * cpplib.h (cpp_quote_string): Prototype.
10081 * cppmain.c (print_line): Call cpp_quote_string on to_file
10082 before printing it.
10084 * doc/cpp.texi: Document that escapes are now interpreted in
10085 #line and in linemarkers, and that non-printing characters are
10086 converted to octal escapes when linemarkers are generated.
10088 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
10090 * emit-rtl.c (try_split): Use delete_insns.
10091 * recog.c (split_all_insns): Fix terminating condition.
10093 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
10094 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
10097 * arm.c (arm_output_epilogue): Fix floating-point register save
10098 adjustment when using a frame pointer.
10100 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
10102 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
10103 * config/mips/mips.c (compute_frame_size): Retrofit them here.
10104 (save_restore_insns, mips_expand_epilogue): And here.
10105 (build_mips16_call_stub): And here.
10106 (mips_function_value): Use the new macros to decide whether a single
10107 or complex float can be returned in floating-point registers. Return
10108 a parallel rtx in the complex case.
10110 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
10112 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
10113 call after liveness analysis.
10115 * recog.c (split_insn): Use delete_insn_and_edges.
10117 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
10118 instructions to have branch prediction notes.
10119 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
10121 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
10123 * configure.in: Don't pass -Wno-long-long to a ADA compiler
10124 that doesn't support it.
10125 * configure: Regenerate.
10127 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10130 * config/sparc/sparc.md (normal_branch, inverted_branch,
10131 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
10132 inverted_fp_branch): Adjust calls to output_cbranch.
10133 Set length attribute.
10134 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
10135 output_v9branch. Set length attribute.
10136 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
10138 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
10139 (output_cbranch): Likewise. Handle far branches.
10140 (output_v9branch): Handle far branches.
10141 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
10143 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
10144 noov_compare64_op predicates.
10146 2002-03-13 Jason Merrill <jason@redhat.com>
10148 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
10149 into the function and constify it.
10150 * gthr-dce.h, gthr-solaris.h: Likewise.
10152 2002-03-13 David Edelsohn <edelsohn@gnu.org>
10154 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
10155 * config/rs6000/rs6000.c (rs6000_va_arg): Use
10156 std_expand_builtin_va_arg if not ABI_V4.
10158 2002-03-13 Jason Merrill <jason@redhat.com>
10160 * varasm.c (globalize_decl): New fn.
10161 (assemble_start_function): Use it.
10162 (asm_emit_uninitialized): Use it.
10163 (assemble_alias): Use it.
10164 (assemble_variable): Use it.
10166 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
10168 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
10169 2002-03-12 internal visibility change.
10170 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
10171 visibility into SYMBOL_REF_FLAG.
10173 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
10175 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
10176 VOIDmode operand. Add compile-time optimization for constant results.
10178 2002-03-12 Jason Merrill <jason@redhat.com>
10180 * c-typeck.c (convert_for_assignment): Don't allow conversions
10181 between pointers and references. Only allow lvalues to convert to
10184 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
10186 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
10187 before prologue, to avoid scheduling problems.
10189 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10191 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
10192 (ELIMINABLE_REGS): Add sfp->sp.
10193 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
10195 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10197 PR optimization/5892
10198 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
10200 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10202 * loop.c (basic_induction_var): Don't call convert_modes if mode
10203 classes are different.
10205 2002-03-12 Richard Henderson <rth@redhat.com>
10207 PR optimization/5901
10208 * function.c (reposition_prologue_and_epilogue_notes): Position
10209 the markers after/before the last/first insn not deleted.
10211 2002-03-12 Richard Henderson <rth@redhat.com>
10213 PR optimization/5878
10214 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
10215 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
10216 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
10218 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
10219 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
10220 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
10222 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
10223 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
10224 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
10225 also. Don't set it if not flag_pic.
10226 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
10227 to be INVALID_REGNUM when not used.
10229 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
10231 * expmed.c (store_bit_field): Reset alias set for memory.
10232 (extract_bit_field): Same.
10234 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10236 * c-common.c (c_tree_code_type, c_tree_code_length,
10237 c_tree_code_name, add_c_tree_codes): Delete.
10238 * c-common.h (add_c_tree_codes): Delete.
10239 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
10241 * c-objc-common.c (c_objc_common_init): Don't call
10242 add_c_tree_codes, instead set lang_unsafe_for_reeval.
10243 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
10244 objc_tree_code_name, add_objc_tree_codes): Delete.
10245 (objc_init): Don't call add_objc_tree_codes.
10246 * objc/objc-lang.c (tree_code_type, tree_code_length,
10247 tree_code_name): Define.
10248 * toplev.c (lang_independent_init): Don't set
10249 tree_code_length[IDENTIFIER_NODE].
10250 * tree.c (tree_code_type, tree_code_length, tree_code_name):
10251 Delete definitions, moved to language front-ends.
10252 * tree.def (IDENTIFIER_NODE): Hardwire the length.
10253 * tree.h (tree_code_type, tree_code_length, tree_code_name):
10255 (tree_code_length): Change type to unsigned char.
10257 2002-03-12 Richard Henderson <rth@redhat.com>
10259 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
10260 internal visibility change.
10262 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10264 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
10265 validize_mem() instead of change_address to avoid clobbering
10268 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
10270 * c-lex.h (position_after_whitespace): Remove.
10272 2002-03-12 Jakub Jelinek <jakub@redhat.com>
10274 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
10275 (lex_string): Use unsigned char pointers.
10277 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
10279 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
10280 is not a valid memory_operand.
10282 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10284 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
10285 * config/xtensa/lib1funcs.asm: Fix copyright to include
10286 special case for libgcc files.
10287 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
10288 (__divsi3): Likewise.
10289 (__umodsi3): Likewise.
10290 (__modsi3): Likewise.
10291 * config/xtensa/lib2funcs.S: Fix copyright to include
10292 special case for libgcc files.
10294 2002-03-12 Tom Rix <trix@redhat.com>
10296 * collect2.c (resolve_lib_name): Move outside of
10297 OBJECT_FORMAT_COFF ifdef.
10298 (ignore_library): Same.
10300 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10302 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
10304 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10306 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
10307 to function_section before writing out the constant pool.
10309 2002-03-12 David Edelsohn <edelsohn@gnu.org>
10311 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
10313 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
10315 2002-03-12 Alan Modra <amodra@bigpond.net.au>
10317 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
10318 (adddi3): Likewise.
10321 (cmpsi splitter): Likewise.
10322 (modsi3): Fail if <= 0.
10323 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
10324 redundant test when HOST_BITS_PER_WIDE_INT != 32.
10325 (reg_or_sub_cint64_operand): Likewise.
10326 (num_insns_constant_wide): Optimize sign extension.
10327 (rs6000_legitimize_address): Likewise.
10329 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
10331 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
10332 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
10334 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
10336 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
10337 address calculation.
10339 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
10341 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
10342 scratch register to DImode / TImode.
10343 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
10344 register used does not overlap the target.
10346 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10348 * Makefile.in (debug.o): Depend on debug.h.
10349 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
10350 * debug.c (do_nothing_debug_hooks): Likewise.
10351 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
10352 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
10353 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
10354 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
10355 * dwarfout.c (dwarf_debug_hooks): Likewise.
10356 * integrate.c (output_inline_function): Likewise.
10357 * objc/objc-act.c (synth_module_prologue): Likewise.
10358 * sdbout.c (sdb_debug_hooks): Likewise.
10359 * toplev.c (debug_hooks): Likewise.
10360 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
10362 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10364 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
10365 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
10366 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
10367 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
10368 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
10369 * defaults.h (POINTER_SIZE): Define.
10370 * doc/tm.texi (POINTER_SIZE): Document default.
10372 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10374 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
10376 2002-03-11 Richard Henderson <rth@redhat.com>
10378 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
10379 if rebuild_label_notes_after_reload.
10381 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
10383 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
10384 emit pic register load if "internal" visibility.
10385 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
10386 (cris_expand_builtin_va_arg): Do all computations on trees.
10388 2002-03-11 Richard Henderson <rth@redhat.com>
10390 * rtlanal.c: Include recog.h.
10391 (keep_with_call_p): Fix thinko.
10392 * Makefile.in (rtlanal.o): Update dependencies.
10394 2002-03-11 Chris Meyer <cmeyer@gatan.com>
10396 * genflags.c (gen_insn): Use IS_VSPACE.
10397 * genoutput.c (output_insn_data): Likewise.
10398 (process_template): Likewise.
10400 2002-03-11 Richard Henderson <rth@redhat.com>
10402 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
10404 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
10406 * Makefile.in: Update.
10407 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
10408 Update documentation.
10409 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
10410 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
10412 2002-03-11 Zack Weinberg <zack@codesourcery.com>
10414 * Makefile.in: Give texi2pod its input file as a command line
10415 argument, not on stdin.
10417 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
10418 Daniel Berlin <dan@dberlin.org>
10420 C++ alias analysis improvement.
10421 * alias.c (record_component_aliases): Record aliases for base
10424 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
10426 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
10428 2002-03-11 Douglas B Rupp <rupp@gnat.com>
10430 * toplev.c (vms_fopen): Remove, not needed.
10432 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
10434 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
10436 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
10437 for FP, already done later.
10439 * toplev.c (debug_args): Add entry for VMS_DEBUG.
10440 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
10442 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
10444 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
10445 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
10446 LARGEST_EXPONENT_IS_NORMAL for the given mode.
10447 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
10448 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
10449 (ediv, emul, eldexp, esqrt): Likewise.
10450 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
10451 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
10452 (saturate): New function.
10453 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
10454 (make_nan): Use a saturation value instead of a NaN if
10455 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
10456 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
10457 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
10458 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
10459 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
10460 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
10461 !ROUND_TOWARDS_ZERO.
10462 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
10463 (ROUND_TOWARDS_ZERO): Document.
10465 2002-03-11 Andreas Jaeger <aj@suse.de>
10467 * cfg.c (dump_flow_info): Remove unused variable.
10469 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
10471 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
10472 computations on trees.
10474 2002-03-10 Richard Henderson <rth@redhat.com>
10477 * reload.c (copy_replacements_1): New.
10478 (copy_replacements): Use it to recurse through the rtx.
10480 2002-03-10 Richard Henderson <rth@redhat.com>
10482 * loop.c (strength_reduce): Compute number of iterations as
10483 unsigned HOST_WIDE_INT.
10485 2002-03-10 Richard Henderson <rth@redhat.com>
10487 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
10488 to move away from the end of the block.
10490 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
10492 PR preprocessor/5899
10493 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
10495 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10497 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
10499 * attribs.c (decl_attributes): Fix signed/unsigned warning.
10501 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
10503 * config/mmix/mmix.c: Improve comments.
10504 (mmix_target_asm_function_prologue): Drop variable
10505 empty_stack_frame. Don't allocate unused slot above fp.
10506 (mmix_target_asm_function_epilogue): Mirror prologue changes.
10507 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
10508 brace in first column.
10509 (enum reg_class): Ditto.
10510 (FIRST_PARM_OFFSET): Now 0.
10511 (USER_LABEL_PREFIX): Remove #if 0:d definition.
10513 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10515 * combine.c (make_extraction): Fix error in last change.
10517 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10519 * c4x.c (c4x_fp_reglist): Const-ify.
10520 * cris.c (cris_print_operand): Likewise.
10521 * i386.c (ix86_va_arg): Likewise.
10522 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
10523 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
10524 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
10525 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
10526 * mcore.h (regno_reg_class): Likewise.
10527 * mips.c (gen_int_relational): Likewise.
10528 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
10529 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
10530 * pdp11.c (move_costs): Likewise.
10531 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
10532 * s390.c (s390_branch_condition_mnemonic, regclass_map):
10534 * s390.h (regclass_map): Likewise.
10535 * sh.c (shift_amounts): Likewise.
10536 * sh.md (rotlsi3): Likewise.
10538 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
10540 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
10541 (ne0+5): Use new clobber to generate proper shift pattern.
10542 Patch by Michael Matz <matz@kde.org>.
10544 2002-03-09 Andreas Schwab <schwab@suse.de>
10546 * gcc.c (validate_all_switches): Also handle `%W{...}'.
10548 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
10550 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
10552 2002-03-09 Jakub Jelinek <jakub@redhat.com>
10555 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
10556 even for non-representable constants.
10558 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10560 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
10561 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
10562 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
10563 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
10564 (pop_function_context): Compute MAY_SHARE parameter for
10566 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
10567 (gen_mem_addressof): Call fixup_var_refs with new parm.
10569 * combine.c (make_extraction): Don't make extension of CONST_INT.
10571 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
10573 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
10574 in o32 and o64 ABIs.
10575 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
10576 but getting fixed-size structs passed in registers regardless of
10577 padding in o32 and o64 ABIs.
10579 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
10580 offset before loading address of argument passed by transparent
10583 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
10585 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
10587 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
10589 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
10590 marker such that registers after it are saved.
10592 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10594 * sparc.c (arith_4096_operand): Fix error in last change.
10596 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
10598 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
10599 defaults for MEABI.
10601 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
10603 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
10606 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
10608 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
10610 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
10612 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
10613 removed; fix return value.
10614 * combine.c (combine_instructions): Dirtify blocks where we failed to
10615 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
10616 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
10618 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10620 * gcse.c (insert_insn_end_bb): Fix typo in last change.
10622 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
10624 * recog.c (peephole2_optimize): Re-distribute EH edges.
10626 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
10628 * expr.c (expand_expr): Use unsave lang hook.
10629 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
10630 (LANG_HOOKS_INITIALIZER): Update.
10631 * langhooks.h (struct lang_hooks): New hook unsave.
10632 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
10633 (unsave_expr_1): Remove unused lang_unsave_expr_now.
10634 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
10635 (unsave_expr_now): Remove.
10636 * tree.h (unsave_expr_now, lang_unsave,
10637 lang_unsave_expr_now): Remove.
10640 2002-03-08 Andreas Jaeger <aj@suse.de>
10642 * flow.c (propagate_block_delete_insn): Remove unused variable.
10644 2002-03-08 Kazu Hirata <kazu@hxi.com>
10646 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
10647 insn length for memory load/store.
10649 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
10651 * doc/install.texi (--with-libiconv-prefix): Document.
10653 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
10655 * doc/sourcebuild.texi: Fix typo.
10657 2002-03-08 Jakub Jelinek <jakub@redhat.com>
10660 * builtins.c (std_expand_builtin_va_arg): Do all computations on
10663 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10665 * rtl.c (copy_most_rtx): Move from here ...
10666 * emit-rtl.c (copy_most_rtx): ... to here.
10668 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
10670 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
10671 SUBTARGET_CPP_SIZE_SPEC.
10672 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
10674 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
10676 2002-03-07 Matt Hiller <hiller@redhat.com>
10678 * gensupport.c (first_dir_md_include): Renamed from include;
10679 change all references.
10680 (last_dir_md_include): Renamed from last_include; change all
10682 (init_md_reader): Unconditionally initialize base_dir whether or
10683 not filename is a relative path.
10685 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
10687 * config/fp-bit.c (_unord_f2): Compile it in even if
10688 US_SOFTWARE_GOFAST is enabled.
10690 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
10691 NULL_RTX. Set all HFmode operations as NULL_RTX.
10692 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
10693 NULL_RTX, try reversing the comparison and the operands.
10695 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
10697 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
10698 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
10701 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
10703 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
10705 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
10707 * basic-block.h (fixup_abnormal_edges): Declare.
10708 * reload1.c (fixup_abnormal_edges): New function.
10709 * reg-stack.c (convert_regs): Use it.
10711 * gcse.c (insert_insn_end_bb): Handle trapping insns.
10713 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
10715 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
10717 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
10718 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
10719 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
10720 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
10721 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
10722 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
10723 unless x and y could be infinite.
10724 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
10725 Check that the common type of both arguments is a real, even for
10726 targets without unordered comparisons. Allow an integer argument
10727 to be compared against a real.
10728 (expand_tree_builtin): Use expand_unordered_cmp.
10729 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
10730 * cse.c (fold_rtx): Likewise. Fix indentation.
10731 * fold-const.c (fold_real_zero_addition_p): New.
10732 (fold): Use it, and the new HONOR_... macros.
10733 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
10734 * jump.c (reversed_comparison_code_parts): After searching for
10735 the true comparison mode, use HONOR_NANS to decide whether it
10736 can be safely reversed.
10737 (reverse_condition_maybe_unordered): Remove IEEE check.
10738 * simplify-rtx.c (simplify_binary_operation): Use the new macros
10739 to decide which simplifications are valid. Allow the following
10740 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
10741 and (a - -b) to (a + b).
10742 (simplify_relational_operation): Use HONOR_NANS.
10743 * doc/tm.texi: Document the MODE_HAS_... macros.
10745 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
10747 * combine.c (simplify_comparison): If simplifying a logical shift
10748 right and compare with constant, force the comparison to unsigned.
10750 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
10752 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
10754 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
10756 (alt_reg_names): Remove % for vrsave.
10758 2002-03-06 Richard Henderson <rth@redhat.com>
10760 PR optimization/5844
10761 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
10762 if used indicates we've already emitted one copy of an operand.
10763 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
10764 (gen_split): Supply a non-null used.
10766 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
10768 * reload1.c (reload): Unshare all rtl after reload is done.
10770 * simplify-rtx.c (simplify_plus_minus): Do not abort,
10771 but simply fail if the expression is too complex to simplify.
10772 (simplify_gen_binary): Handle simplify_plus_minus failures.
10774 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
10776 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
10777 consistently call delete_trivially_dead_insns after CSE and GCSE;
10778 fix DFI_life dumping; do jump threading after liveness; do crossjumping
10779 after liveness2; update comment in last crossjumping.
10780 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
10782 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
10784 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
10785 after completing fast dead code elimination.
10787 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
10790 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
10792 * version.c: Fix misplaced leading blanks on first line.
10794 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
10796 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
10798 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
10800 * cfgcleanup.c (mentions_nonequal_regs): New function.
10801 (thread_jump): Use it.
10802 * toplev.c (rest_of_compilation): Run jump threading after
10805 2002-03-06 Jakub Jelinek <jakub@redhat.com>
10807 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
10810 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
10812 * predict.c (estimate_bb_frequencies): Do not reload the
10813 frequencies from notes.
10815 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
10817 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
10818 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
10820 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
10821 delete_noop_moves): Return indeger.
10822 * flow.c (ndead): New variable.
10823 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
10824 BB argument; update callers.
10825 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
10826 (life_analysis): Do not call purge_all_dead_edges.
10827 (update_life_info): Return number of deleted insns; print statistics.
10828 (update_life_info_in_dirty_blocks): likewise.
10829 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
10830 return number of insns deleted.
10832 * cse.c: Include timevar.h
10833 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
10834 iterate until stabilizes; print statistics; return number of killed
10836 * Makefile.in: (cse.o): Add timevar.h dependency
10837 * rtl.h (delete_trivially_dead_insns): New.
10838 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
10839 * toplev.c (rest_of_compilation): Update callers.
10841 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
10842 (try_optimize_cfg): Do not update liveness.
10843 (cleanup-cfg): Loop until try_optimize_cfg and dead code
10844 removal stabilizes; use delete_trivially_dead_insns.
10846 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
10848 2002-03-05 Zack Weinberg <zack@codesourcery.com>
10850 * cppmain.c (setup_callbacks): Disable #pragma and #ident
10851 callbacks when processing assembly language.
10853 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
10855 * pa.h (ASM_FILE_END): Define.
10856 * som.h (ASM_FILE_END): Delete.
10858 * pa.c (function_arg): Don't pass floats in general registers in
10859 indirect calls if TARGET_ELF32.
10861 2002-03-05 Richard Henderson <rth@redhat.com>
10863 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
10865 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
10867 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
10869 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10871 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
10872 -r command line. Don't hide any symbols if not building
10875 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
10877 * cfg.c (dump_flow_info): Warn about profile mismatches.
10878 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
10879 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
10881 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10883 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
10884 wide volatile memory by parts.
10886 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10888 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
10891 2002-03-05 Richard Henderson <rth@redhat.com>
10893 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
10895 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
10897 * toplev.c (documented_lang_options): Document more
10898 language-specific options.
10899 * doc/invoke.texi (Warning Options): Correct documentation for
10900 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
10901 * c-decl.c (c_decode_option): Use a table to handle warning options.
10903 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
10905 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
10906 parameter to mmix_encode_section_info.
10907 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
10908 relocatably. Always produce ELF, not mmo if linking relocatably.
10909 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
10910 first is non-zero, don't add symbol prefix.
10911 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
10912 prototype accordingly.
10914 2002-03-04 Krister Walfridsson <cato@df.lth.se>
10916 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
10918 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
10920 * configure.in: Increase required makeinfo version to 4.1.
10921 * configure: Regenerate.
10923 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
10925 * .cvsignore: Remove *.info* and genrtl*; these files are generated
10928 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
10930 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
10931 * doc/invoke.texi: Fix @math uses.
10933 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
10935 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
10938 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
10940 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
10941 (powerpc-*-eabisimaltivec*): Same.
10943 * config/rs6000/t-ppcendian: New.
10945 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10947 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
10948 nonimmediate_src_operand and nonimmediate_lsrc_operand to
10949 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
10951 2002-03-03 Richard Henderson <rth@redhat.com>
10953 * toplev.c (rest_of_decl_compilation): Revert last two changes.
10955 2002-03-03 Zack Weinberg <zack@codesourcery.com>
10957 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
10958 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
10959 tree.c, config/m68k/m68k.c:
10960 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
10961 REAL_ARITHMETIC blocks unconditional. Delete some further
10962 #ifdef blocks predicated on REAL_ARITHMETIC.
10963 * flags.h, toplev.c: Delete remaining references to
10964 flag_pretend_float.
10966 * doc/invoke.texi: Remove documentation of -fpretend-float.
10967 * doc/tm.texi: Describe the various REAL_* macros as provided by
10968 real.h, not by the target configuration files.
10970 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
10971 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
10972 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10973 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
10974 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
10975 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
10976 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
10977 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
10978 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
10979 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
10980 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
10981 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
10982 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
10983 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
10984 config/xtensa/xtensa.h:
10985 Do not define, undefine, or mention in comments any of
10986 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
10987 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
10988 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
10989 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
10990 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
10991 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
10992 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
10993 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
10994 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
10996 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10998 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
10999 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
11000 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
11001 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
11002 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
11003 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
11005 * defaults.h (BITS_PER_WORD): Define.
11006 * doc/tm.texi (BITS_PER_WORD): Document default value.
11008 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
11009 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
11010 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
11012 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11014 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
11015 lieu of explicit sizeof/sizeof.
11016 * i386.c (override_options, ix86_init_mmx_sse_builtins,
11017 ix86_expand_builtin): Likewise.
11018 * mips.c (mips_add_gc_roots): Likewise.
11019 * mmix.c (mmix_output_condition): Likewise.
11020 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
11021 altivec_init_builtins): Likewise.
11022 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
11023 * cppexp.c (Nsuff, parse_number): Likewise.
11024 * cppinit.c (builtin_array_end): Likewise.
11025 * gcc.c (n_default_compilers, process_command): Likewise.
11026 * genpreds.c (output_predicate_decls): Likewise.
11027 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
11028 * lcm.c (N_ENTITIES): Likewise.
11029 * stor-layout.c (set_sizetype): Likewise.
11031 2002-03-03 Richard Henderson <rth@redhat.com>
11033 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
11034 for types or labels.
11036 2002-03-03 Richard Henderson <rth@redhat.com>
11038 * c-decl.c (start_decl): Initialized variables are not common.
11040 2002-03-02 Per Bothner <per@bothner.com>
11042 * gcc.c (option_map): Suport new --bootclasspath option.
11043 --CLASSPATH is now just an alias for --classpath.
11045 2002-03-02 Richard Henderson <rth@redhat.com>
11047 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
11048 load if "internal" visibility.
11049 * doc/extend.texi: Document visibility meanings.
11051 2002-03-02 Richard Henderson <rth@redhat.com>
11053 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
11054 to functions as well.
11056 2002-03-02 Richard Henderson <rth@redhat.com>
11058 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
11059 (handle_visibility_attribute): Don't call assemble_visibility.
11060 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
11061 without asmspec. Invoke assemble_alias when needed.
11062 * varasm.c (maybe_assemble_visibility): New.
11063 (assemble_start_function, assemble_variable, assemble_alias): Use it.
11065 2002-03-02 Richard Henderson <rth@redhat.com>
11067 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
11068 invoke ENCODE_SECTION_INFO with first call flag.
11070 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
11071 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
11072 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
11073 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
11074 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
11075 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
11076 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
11077 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
11078 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
11079 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
11080 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
11081 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
11082 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
11083 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
11084 config/mcore/mcore-protos.h, config/mcore/mcore.c,
11085 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
11086 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
11087 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
11088 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
11089 config/sh/sh.h, config/sparc/sparc.h,
11090 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
11091 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
11092 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
11093 FIRST argument. As needed, examine it and do nothing.
11095 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
11096 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
11097 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
11099 * config/arm/t-pe (pe.o): Add dependencies.
11101 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11103 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
11104 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
11105 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
11106 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
11107 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
11108 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
11109 * defaults.h (BITS_PER_UNIT): Define.
11110 * doc/tm.texi (BITS_PER_UNIT): Document default value.
11112 2002-03-02 Kazu Hirata <kazu@hxi.com>
11114 * config/h8300/h8300-protos.h: Add a prototype for
11115 compute_a_shift_length.
11116 * config/h8300/h8300.c (h8300_asm_insn_count): New.
11117 (compute_a_shift_length): Likewise.
11118 (h8300_adjust_insn_length): Do not adjust insn length of shift
11120 * config/h8300/h8300.md (anonymous shift patterns): Use
11121 compute_a_shift_length.
11123 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11125 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
11126 trunc_int_for_mode.
11128 * emit-rtl.c (offset_address): Call update_temp_slot_address.
11130 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11132 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
11133 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
11134 * flags.h (flag_zero_initialized_in_bss): Declare.
11135 * toplev.c (flag_zero_initialized_in_bss): New flag.
11136 (lang_independent_options): Add flag_zero_initialized_in_bss.
11137 * tree.c (initializer_zerop): New function.
11138 * tree.h (initializer_zerop): Declare.
11139 * varasm.c (assemble_variable): If we can emit bss, put zero
11140 initializers in the bss section.
11142 2002-03-02 Alan Modra <amodra@bigpond.net.au>
11144 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
11145 like more than one symbol per .weak directive.
11147 2002-03-01 Richard Henderson <rth@redhat.com>
11149 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
11150 adjust argument_pointer by pretend_args_size.
11151 (ia64_va_start): Adjust va_start address by -pretend_args_size.
11153 2002-03-01 Kazu Hirata <kazu@hxi.com>
11155 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
11157 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
11159 * toplev.c (rest_of_compilation): Delete dead jumptables before
11161 * flow.c (delete_dead_jumptables): Make global.
11162 * rtl.h (delete_dead_jumptables): Declare.
11164 2002-03-01 David Edelsohn <edelsohn@gnu.org>
11166 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
11167 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
11168 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
11170 2002-03-01 Kazu Hirata <kazu@hxi.com>
11172 * config/h8300/h8300-protos.h: Fix formatting.
11173 * config/h8300/h8300.c: Likewise.
11174 * config/h8300/h8300.h: Likewise.
11176 2002-03-01 Kazu Hirata <kazu@hxi.com>
11178 * config/h8300/h8300.c (print_operand): Support 16-bit
11179 constant addresses.
11180 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
11182 2002-02-28 Richard Henderson <rth@redhat.com>
11184 * expmed.c (store_bit_field): Prevent generation of CONCATs;
11185 pun complex values as integers; use gen_lowpart instead of
11187 (extract_bit_field): Likewise.
11189 2002-03-01 Alan Modra <amodra@bigpond.net.au>
11190 David Edelsohn <edelsohn@gnu.org>
11192 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
11193 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
11194 (SUPPORTS_WEAK): Likewise.
11195 * output.h (add_weak): Add tree param.
11196 * varasm.c (add_weak): Likewise. Save decl.
11197 (struct weak_syms): Add decl field.
11198 (mark_weak_decls): New function.
11199 (init_varasm_once): ggc_add_root mark_weak_decls.
11200 (assemble_start_function): Use ASM_WEAKEN_DECL.
11201 (assemble_variable): Likewise.
11202 (assemble_alias): Likewise.
11203 (declare_weak): Pass decl to add_weak.
11204 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
11205 (remove_from_pending_weak_list): Declare and define for
11207 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
11208 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
11209 * defaults.h (SUPPORTS_WEAK): Likewise.
11210 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
11211 .weak for code sym. Do emit .size for descriptor sym.
11212 (ASM_DECLARE_FUNCTION_SIZE): Define.
11213 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
11214 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
11215 .lglobl unless TARGET_XCOFF. Formatting fixes.
11216 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
11217 .weak for code sym.
11218 (HANDLE_PRAGMA_WEAK): Remove.
11219 (ASM_WEAKEN_LABEL): Remove.
11220 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
11222 2002-03-01 Jason Merrill <jason@redhat.com>
11224 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
11225 (TARGET_EXPR_CLEANUP): New macro.
11227 2002-02-28 Steve Ellcey <sje@cup.hp.com>
11229 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
11230 to take ptr_extend into account as third type of extension.
11231 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
11232 fields used by SUBREG_PROMOTED_UNSIGNED_P.
11233 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
11234 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
11235 * calls.c (precompute_arguments): Use new macro.
11236 (expand_call): Ditto.
11237 * combine.c (nonzero_bits): Ditto.
11238 (record_promoted_value): Ditto.
11239 * expr.c (store_expr): Ditto.
11240 (expand_expr): Ditto.
11241 * function.c (assign_parms): Ditto.
11243 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
11245 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
11246 override -shared and -shared-libgcc.
11248 2002-02-28 David O'Brien <obrien@FreeBSD.org>
11250 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
11252 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
11255 2002-02-28 Richard Henderson <rth@redhat.com>
11257 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
11258 4 cycle latency from MM producers.
11259 (ia64_internal_sched_reorder): Likewise with pipeline flush.
11261 2002-02-28 Jakub Jelinek <jakub@redhat.com>
11263 * mklibgcc.in: Don't use GNU make extension.
11265 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
11267 * c-parse.in (STATIC): New terminal.
11268 (scspec): New non-terminal. Update productions accordingly.
11269 (program): Remove bogus ifc / end ifc.
11270 (array_declarator): Simplify production using STATIC.
11272 2002-02-28 Jim Meyering <meyering@lucent.com>
11274 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
11275 \a still means TARGET_BELL.
11277 2002-02-28 Richard Henderson <rth@redhat.com>
11279 * haifa-sched.c (sched_emit_insn): New.
11280 (schedule_block): Use last_scheduled_insn to track last insn.
11281 * sched-int.h (sched_emit_insn): Prototype.
11282 * config/ia64/ia64.c (last_issued): Remove.
11283 (ia64_variable_issue): Don't set it.
11284 (nop_cycles_until): Use sched_emit_insn.
11286 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
11288 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
11289 extended constants.
11291 2002-02-28 Kazu Hirata <kazu@hxi.com>
11293 * config/h8300/h8300.c: Fix formatting.
11294 * config/h8300/h8300.h: Likewise.
11296 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
11298 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
11299 which may overwrite the high byte of the frame pointer.
11301 2002-02-28 Bo Thorsen <bo@suse.de>
11303 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
11304 (STARTFILE_SPEC): Add 64 bit files.
11305 (ENDFILE_SPEC): Likewise.
11307 2002-02-28 Jason Merrill <jason@redhat.com>
11309 * c-decl.c (finish_function): Only warn about missing return
11310 statement with -Wreturn-type.
11312 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
11314 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
11316 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
11317 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
11319 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
11321 * basic-block.h (BB_REACHABLE): Renumber.
11322 (BB_DIRTY, BB_NEW): New flags.
11323 (clear_bb_flags): Declare.
11324 (update_life_info_in_dirty_blocks): Declare.
11325 * cfg.c (clear_bb_flags): New function.
11326 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
11327 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
11328 reorder_insns, emit_insn_after): Mark block as dirty.
11329 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
11330 (update_life_info_in_dirty_blocks): New function.
11331 * recog.c (apply_change_group): Dirtify block.
11333 * cse.c (cse_insn): Reorder emitting of jump insn to keep
11335 * gcse.c (delete_null_pointer_checks): Likewise.
11337 * toplev.c (dump_file_index): Move cse2 after bp,
11339 (dump_file_info): Similary.
11340 (rest_of_compilation): Avoid most of CFG rebuilds;
11341 do first if converision after null pointer checks, do cse2
11342 after branch prediction; avoid full liveness rebuild after
11343 initializing subregs.
11344 * invoke.texi (-d options): Document -du, renumber.
11346 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
11347 (notice_new_block): Do not set BB_UPDATE_LIFE.
11348 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
11349 merge_blocks_move_successor_nojumps, merge_blocks,
11350 try_crossjump_to_edge): Likewise.
11351 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
11352 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
11353 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
11354 (merge_of_block): Do not use life_data_ok.
11355 (find_if_case_1): Do not use SET_UPDATE_LIFE.
11356 (if_convert): Use BB_DIRTY mechanizm to update life.
11357 * lcm.c (optimize_mode_switching): Update
11358 update_life_info_in_dirty_blocks
11360 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
11362 * Makefile.in (integrate.o): Update.
11363 * c-decl.c (copy_lang_decl): Rename.
11364 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
11365 * integrate.c: Include langhooks.h.
11366 (copy_decl_for_inlining): Update to use langhook.
11367 * langhooks-def.h (lhd_do_nothing_t,
11368 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
11369 (LANG_HOOKS_INITIALIZER): Update.
11370 * langhooks.c (lhd_do_nothing_t): New.
11371 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
11372 * tree.h (copy_lang_decl): Remove.
11374 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
11376 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
11378 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
11379 POST_DEC, and POST_MODIFY.
11381 2002-02-27 Zack Weinberg <zack@codesourcery.com>
11383 * c-typeck.c (digest_init): Remove unused parameter; all
11386 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
11388 * expmed.c (expand_shift): Correctly test for low part of a
11391 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
11393 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
11394 insn UIDs with insn addresses.
11396 2002-02-27 Zack Weinberg <zack@codesourcery.com>
11398 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
11399 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
11400 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
11401 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
11402 gcc.c, toplev.c: Delete code implementing -traditional mode.
11404 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
11405 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
11406 Document removal of -traditional mode for compilation, and
11407 remove documentation only relevant to that mode.
11409 * config/nextstep.h, config/ptx4.h, config/svr4.h,
11410 config/convex/convex.h, config/d30v/d30v.h,
11411 config/i386/dgux.h, config/i386/osf1elf.h,
11412 config/i386/osfelf.h, config/i386/osfrose.h,
11413 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
11414 config/m68k/hp310.h, config/m88k/dgux.h,
11415 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
11416 config/m88k/m88k.h, config/m88k/openbsd.h,
11417 config/mips/abi64.h, config/mips/osfrose.h,
11418 config/mips/svr4-5.h, config/mips/svr4-t.h,
11419 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
11420 config/stormy16/stormy16.h: Remove all references to
11421 -traditional from target specs. Delete all mention of the
11422 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
11423 delete a couple of commented-out definitions of
11424 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
11427 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
11428 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
11430 2002-02-27 Zack Weinberg <zack@codesourcery.com>
11432 * mklibgcc.in: Don't use \n in a line subject to
11433 interpretation by echo.
11435 2002-02-27 Graham Stott <grahams@redhat.com>
11437 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
11440 * loop.c (prescan_loop): Handle PARALLEL.
11442 * unroll.c (loop_iterations): Return 0 if the add_val for
11445 * final.c (output_operand_lossage): Constify PFX_STR.
11447 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
11449 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
11451 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
11452 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
11454 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
11456 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
11458 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
11460 * cpplex.c (_cpp_lex_token): Handle directives in macro
11462 * cpplib.c (_cpp_handle_directive): Save and restore state
11463 if parsing macro args when entering a directive.
11464 * cppmacro.c (collect_args): No need to handle directives
11465 in macro arguments.
11466 (enter_macro_context, replace_args): Use the original macro
11467 definition in case it was redefined whilst collecting arguments.
11469 * cpp.texi: Update.
11471 2002-02-26 David Edelsohn <edelsohn@gnu.org>
11473 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
11474 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
11475 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
11477 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
11478 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
11479 (load_toc_v4_PIC_2): Same.
11481 2002-02-26 Alan Modra <amodra@bigpond.net.au>
11483 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
11485 2002-02-26 Richard Henderson <rth@redhat.com>
11487 * config/alpha/alpha.md (ashldi_se): Re-enable.
11489 2002-02-26 Richard Henderson <rth@redhat.com>
11491 * config/alpha/alpha.c (alpha_encode_section_info): Examine
11492 MODULE_LOCAL_P; improve commentary.
11494 2002-02-26 Zack Weinberg <zack@codesourcery.com>
11496 * doc/cpp.texi: Clarify documentation of relationship between
11497 #line and #include.
11499 2002-02-26 Kazu Hirata <kazu@hxi.com>
11501 * config/h8300/h8300-protos.h: Update the prototype for
11502 compute_logical_op_length. Add the prototype for
11503 compute_logical_op_cc.
11504 * config/h8300/h8300.c (compute_logical_op_length): Figure out
11505 code from operands.
11506 (compute_logical_op_cc): New.
11507 * config/h8300/h8300.md: Combine all the logical op patterns
11508 in HImode and SImode. Use compute_logical_op_cc.
11510 2002-02-26 Kelley Cook <kelleycook@comcast.net>
11512 * config/i386/i386.c (print_operand): Don't append ATT-style
11513 length suffixs to x87 opcodes when in Intel mode.
11515 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
11517 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
11518 (init_emit_once): Update calls.
11519 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
11520 (init_syntax_once): Prototype.
11522 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
11524 * pa-linux.h (LIB_SPEC): Update definition.
11525 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
11527 2002-02-26 Richard Henderson <rth@redhat.com>
11529 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
11530 if we emitted a stop bit.
11532 2002-02-26 Jakub Jelinek <jakub@redhat.com>
11534 * configure.in (libgcc_visibility): Substitute.
11535 * configure: Rebuilt.
11536 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
11537 defined symbols .hidden.
11539 2002-02-26 Jakub Jelinek <jakub@redhat.com>
11541 * attribs.c (c_common_attribute_table): Add visibility.
11542 (handle_visibility_attribute): New function.
11543 * varasm.c (assemble_visibility): New function.
11544 * output.h (assemble_visibility): Add prototype.
11545 * tree.h (MODULE_LOCAL_P): Define.
11546 * crtstuff.c (__dso_handle): Use visibility attribute.
11547 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
11548 for MODULE_LOCAL_P symbols too.
11549 * config/ia64/ia64.c (ia64_encode_section_info): Handle
11550 MODULE_LOCAL_P symbols the same way as local symbols.
11551 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
11552 into .sdata/.sbss by the user.
11553 * doc/extend.texi (Function Attributes): Document visibility
11556 2002-02-26 Jakub Jelinek <jakub@redhat.com>
11559 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
11560 STRING_CST initializer spanning the whole variable without
11562 If expand_expr returned MEM, don't use it.
11564 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
11566 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
11567 generate a die for the lexical block.
11569 2002-02-26 Kazu Hirata <kazu@hxi.com>
11571 * config/h8300/h8300-protos.h: Add a prototype for
11572 compute_logical_op_length.
11573 * config/h8300/h8300.c (compute_logical_op_length): New.
11574 * config/h8300/h8300.md (anonymous logical patterns): Use
11575 compute_logical_op_length for length.
11577 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
11579 * dwarf2out.c (modified_type_die): Do not call type_main_variant
11581 (gen_type_die): Same.
11583 * attribs.c (handle_vector_size_attribute): Set debug information.
11585 2002-02-26 Daniel Egger <degger@fhm.edu>
11587 * config/rs6000/rs6000.md: Swap define_insn attributes to
11588 fix incorrect generation of merge high instructions instead
11591 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
11593 * c-typeck.c (really_start_incremental_init): Use
11594 bitsize_zero_node for vectors.
11596 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
11598 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
11599 ("*set_vrsave_internal"): Same.
11601 2002-02-25 Richard Henderson <rth@redhat.com>
11603 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
11604 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
11606 2002-02-25 Jakub Jelinek <jakub@redhat.com>
11609 * config/i386/i386.c (ix86_return_pops_args): Only pop
11610 fake structure return argument if it was passed on the stack.
11612 2002-02-25 Jason Merrill <jason@redhat.com>
11614 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
11617 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
11619 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
11620 link with shared_name only.
11621 * doc/invoke.texi (Link Options): Document new behavior.
11623 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
11625 * c-typeck.c (push_init_level): Handle vectors.
11627 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
11629 * config/sparc/sparc.c (const64_high_operand): Zero-extend
11630 operands of SPARC_SETHI_P.
11631 (input_operand): Likewise.
11632 (sparc_emit_set_const32): Likewise.
11633 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
11634 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
11635 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
11636 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
11637 (movdi_insn_sp64_vis): Likewise.
11638 (movdi split, movdf split): Use SETHI32.
11639 * doc/md.texi: Document SPARC constraints L, M and N.
11641 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
11643 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
11644 ("*set_vrsave_internal"): use mfspr for Darwin.
11646 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
11647 gen_get_vrsave_internal.
11649 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11651 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
11653 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
11655 * cpplex.c (cpp_interpret_charconst): Get signedness or
11656 otherwise of wide character constants correct.
11657 * cppexp.c (lex): Get signedness of wide charconsts correct.
11659 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11661 * optabs.c (widen_operand): Only call convert_modes for
11662 promoted SUBREG if signedness matches.
11663 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
11665 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
11667 * cpplib.c (glue_header_name): Use local buffer to build up
11670 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
11672 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
11674 2002-02-23 Kazu Hirata <kazu@hxi.com>
11676 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
11677 H8/300[HS] separately.
11678 * config/h8300/h8300.md: Remove the early clobber constraint
11679 from bit field patterns.
11681 2002-02-23 Kazu Hirata <kazu@hxi.com>
11683 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
11685 (mulhisi3): Likewise.
11686 (umulqisi3): Likewise.
11687 (umulhisi3): Likewise.
11689 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
11691 * cppinit.c (output_deps): Correct test for stdout output.
11692 (init_dependency_output): Cure warning.
11694 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11696 * expr.c (store_expr): When converting expression to promoted
11697 equivalent type, allow using SUBREG_REG of TARGET as the target
11698 of the expansion of EXP.
11699 * loop.c (basic_induction_var, case SUBREG): Always look inside.
11700 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
11701 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
11702 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
11703 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
11705 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
11707 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
11708 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
11709 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
11711 2002-02-23 Jakub Jelinek <jakub@redhat.com>
11713 PR optimization/5747
11714 * loop.c (scan_loop): Update reg info if move_movables created new
11717 2002-02-23 David Edelsohn <edelsohn@gnu.org>
11719 * gcc.c (init_gcc_spec): Revert last change.
11721 2002-02-23 David Edelsohn <edelsohn@gnu.org>
11723 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
11724 gpc_reg_operand constraint.
11726 2002-02-23 Alan Modra <amodra@bigpond.net.au>
11728 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
11729 Simplify comparison of `low'.
11730 (add_operand): Fix formatting.
11731 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
11732 (mask_operand): Disallow mask to wrap in 64-bit mode.
11733 (rs6000_stack_info): Remove redundant test setting push_p.
11734 (output_toc): Fix formatting.
11735 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
11736 cc_reg_not_cr0_operand constraint.
11737 (booldi3, boolcdi3 splitters): Same.
11739 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
11741 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
11743 2002-02-22 David Edelsohn <edelsohn@gnu.org>
11745 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
11746 gcc invoked with -shared-libgcc.
11748 2002-02-22 Jakub Jelinek <jakub@redhat.com>
11751 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
11752 decl if any of elements was TREE_USED.
11754 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
11756 * config/sparc/sol2.h: Don't include sys/mman.h.
11757 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
11758 (arith_4096_operand): Don't throw high bits away.
11759 (const64_operand): Take sign extension of CONST_INTs into account.
11760 (const64_high_operand, sparc_emit_set_const32): Likewise.
11761 (GEN_HIGHINT64): Likewise.
11762 (sparc_emit_set_const64_quick1): Likewise.
11763 (const64_is_2insns): Likewise.
11764 (print_operand): Use trunc_int_for_mode for sign extension.
11765 * config/sparc/sparc.h (SMALL_INT32): Likewise.
11766 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
11767 chars. Assume CONST_INT is already properly sign-extended.
11768 (movdi split): Sign-extend each SImode part.
11769 (andsi3 split): Don't mask high bits off, so that result
11770 remains properly sign-extend.
11771 (iorsi3 split): Likewise.
11772 (xorsi3 split): Likewise.
11774 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
11776 * fold-const.c (fold): Fix typo in comments.
11778 2002-02-21 Diego Novillo <dnovillo@redhat.com>
11780 * Makefile.in (langhooks.o): Update dependencies.
11782 2002-02-21 Diego Novillo <dnovillo@redhat.com>
11784 * langhooks.c: Include flags.h.
11786 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
11788 * testsuite/gcc.dg/attr-alwaysinline.c: New.
11790 * c-common.c (c_common_post_options): Set inline trees by
11793 * doc/extend.texi (Function Attributes): Document always_inline
11795 Update documentation about inlining when not optimizing.
11797 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
11799 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
11800 unless DECL_ALWAYS_INLINE.
11802 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
11803 unless DECL_ALWAYS_INLINE.
11804 (c_disregard_inline_limits): Disregard if always_inline set.
11806 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
11807 Disregard if always_inline set.
11808 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
11809 unless DECL_ALWAYS_INLINE.
11811 * attribs.c (handle_always_inline_attribute): New.
11812 (c_common_attribute_table): Add always_inline.
11814 * config/rs6000/altivec.h: Add prototypes for builtins
11815 requiring the always_inline attribute.
11817 2002-02-21 Eric Christopher <echristo@redhat.com>
11819 * expmed.c (store_bit_field): Try to simplify the subreg
11820 before generating a new one when when the mode size of
11821 value is less than maxmode.
11823 2002-02-21 Richard Henderson <rth@redhat.com>
11825 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
11826 than gen_rtx_PLUS to form the sum.
11827 * explow.c (force_reg): Rearrange to not allocate new pseudo
11828 when force_operand returns a register.
11829 * expr.c (expand_assignment): Allow offset_rtx expansion to
11830 return a sum. Do not force addresses into registers.
11831 (expand_expr): Likewise.
11832 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
11833 to canonicalize arithmetic that didn't simpify.
11834 (simplify_plus_minus): New argument force; update
11835 all callers. Don't split CONST unless we can do something with it,
11836 and wouldn't lose the constness of the operands.
11838 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
11839 that we generated earlier.
11841 2002-02-21 Tom Tromey <tromey@redhat.com>
11843 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11844 (output_line_info): Use constant `1', with a long explanatory
11846 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
11848 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
11850 * jump.c (redirect_jump): If old label has no UID, don't try to
11853 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
11855 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
11856 If input is constant, do shifts at compile time.
11858 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
11860 * doc/extend.texi: Fix some more overfull hboxes.
11862 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11864 PR optimization/4994
11865 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
11868 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11871 * expr.h (expand_and): Add mode argument.
11872 * expmed.c (expand_and): Add mode argument.
11873 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
11874 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
11875 * except.c (expand_builtin_extract_return_addr): Likewise.
11876 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
11877 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
11878 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
11879 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
11880 * config/c4x/c4x.md: Use GEN_INT (x) instead of
11881 gen_rtx (CONST_INT, VOIDmode, x).
11883 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11886 * stmt.c (warn_if_unused_value): Move side effects test once more.
11888 2002-02-20 Torbjorn Granlund <tege@swox.com>
11890 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
11891 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
11893 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
11895 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
11896 SUBREG or ZERO_EXTEND.
11898 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
11900 * sh.h (current_function_anonymous_args): Remove.
11901 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
11902 of current_function_varargs and current_function_stdarg is set.
11903 * sh.c (sh_expand_prologue): Check current_function_varargs /
11904 current_function_stdarg / TARGET_SH5 instead of
11905 current_function_anonymous_args.
11907 * sh64.h (TARGET_VERSION): Define.
11909 2002-02-20 David Edelsohn <edelsohn@gnu.org>
11911 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
11912 VRSAVE_REGNO on TARGET_ALTIVEC.
11914 2002-02-20 Alan Modra <amodra@bigpond.net.au>
11916 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
11917 bits of SImode const_int.
11918 (includes_rshift_p): Likewise.
11919 (print_operand): Call mask_operand and mask64_operand with correct
11921 (rs6000_output_function_epilogue): Pad traceback table to word.
11922 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
11923 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
11924 mask64_operand with correct mode.
11925 (FUNCTION_ARG_REGNO_P): Correct parentheses.
11927 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11930 * varasm.c (get_pool_constant_mark): New.
11931 * rtl.h (get_pool_constant_mark): Add prototype.
11932 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
11933 be represented if it has not been output.
11935 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
11937 * combine.c (do_SUBST): Sanity check substitutions of
11938 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
11939 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
11940 CONST_INT into its operand.
11941 (known_cond): Likewise, for ZERO_EXTEND.
11942 * simplify-rtx.c (simplify_unary_operation): Fix condition to
11943 allow for simplification of wide modes. Reject CONST_INTs in
11944 ZERO_EXTEND when their actual mode is not given.
11946 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
11948 * c-decl.c (pushdecl): If no global declaration is found for an
11949 extern declaration in block scope, try a limbo one.
11951 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11954 * c-common.c (pointer_int_sum): Moved from...
11955 * c-typeck.c (pointer_int_sum): ...here.
11956 * c-common.h (pointer_int_sum): Add prototype.
11958 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11961 * c-decl.c (duplicate_decls): Return 0 if issued error about
11964 2002-02-20 Roger Sayle <roger@eyesopen.com>
11965 Jakub Jelinek <jakub@redhat.com>
11968 * tree.c (host_integerp): Ensure that the constant integer is
11969 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
11970 when pos is zero or non-zero respectively. Clarify comment.
11971 * c-format.c (check_format_info_recurse): Fix host_integerp
11972 usage; the pos argument should be zero when assigning to a
11973 signed HOST_WIDE_INT.
11975 2002-02-20 Richard Henderson <rth@redhat.com>
11977 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
11978 of the operand, rather than assuming TImode.
11979 (ix86_expand_binop_builtin): Cope with commutative patterns
11980 using nonimmediate_operand for both operands.
11981 (ix86_expand_timode_binop_builtin): Likewise.
11982 (ix86_expand_store_builtin): Validate operand 1.
11983 (ix86_expand_unop1_builtin): Likewise.
11985 2002-02-20 Philip Blundell <philb@gnu.org>
11988 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
11990 2002-02-20 Richard Henderson <rth@redhat.com>
11993 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
11995 2002-02-20 Tom Tromey <tromey@redhat.com>
11997 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11998 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11999 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
12000 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
12001 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
12004 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
12006 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
12007 for (const_int 0) in X not just INTVAL.
12009 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
12011 * doc/extend.texi: Avoid or reduce overfull hboxes.
12013 2002-02-20 Diego Novillo <dnovillo@redhat.com>
12015 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
12016 operations if the field does not start at a mode boundary.
12018 2001-02-20 Joel Sherrill <joel@OARcorp.com>
12020 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
12021 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
12022 Also done for -Acpu and -Amachine.
12024 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
12026 * cppinit.c (init_dependency_output): Take deps output file
12027 from -o if none given with -MF. Suppress normal output.
12028 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
12029 * doc/cpp.texi, doc/invoke.texi: Update.
12031 2002-02-19 Zack Weinberg <zack@codesourcery.com>
12033 * toplev.c (output_quoted_string): Write unprintable
12034 characters with octal escapes.
12036 2002-02-19 David Edelsohn <edelsohn@gnu.org>
12038 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
12039 really_call_used[VRSAVE_REGNO] if not Altivec.
12041 2002-02-19 Alan Modra <amodra@bigpond.net.au>
12043 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
12045 (constant_pool_expr_1): Fix formatting.
12046 (rs6000_legitimize_reload_address): Likewise.
12048 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12050 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
12051 now that we have one.
12053 2002-02-19 Zack Weinberg <zack@codesourcery.com>
12055 * tree.h (struct tree_common): Remove aux. Add unused_0 at
12056 end of first block of bitfields (which was only seven bits);
12057 rename dummy to unused_1; remove comment which is no longer true.
12059 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
12061 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
12063 2002-02-19 Philip Blundell <pb@nexus.co.uk>
12066 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
12070 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
12071 arm_is_longcall_p rather than inspecting call-type cookie
12073 (call_value_insn) [TARGET_THUMB]: Likewise.
12075 2002-02-19 Graham Stott <grahams@redhat.com>
12077 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
12079 2002-02-19 David Edelsohn <edelsohn@gnu.org>
12081 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
12082 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
12083 (FP_SAVE_INLINE): Delete.
12085 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
12086 * config/rs6000/eabi.asm: Remove ABI save restore routines.
12087 * config/rs6000/t-ppccomm: Build crtsavres.o.
12088 * config/rs6000/crtsavres.asm: New file.
12090 2002-02-19 Philip Blundell <philb@gnu.org>
12092 * config/arm/arm.c (use_return_insn): Don't reject interrupt
12094 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
12095 (output_return_instruction): Allow interrupt functions to return with
12096 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
12097 (arm_expand_prologue): Subtract 4 before stacking LR in an
12098 interrupt function.
12100 2002-02-19 Philip Blundell <pb@nexus.co.uk>
12102 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
12103 decl, not just FUNCTION_DECL.
12104 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
12105 (arm_assemble_integer): Likewise.
12106 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
12109 2002-02-19 matthew green <mrg@eterna.com.au>
12111 * config.gcc (sparc-*-netbsdelf*): Enable target.
12112 (sparc64-*-netbsd*): New target.
12113 * config/sparc/netbsd-elf.h: New file.
12114 * config/sparc/t-netbsd64: New file.
12116 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
12118 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
12120 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
12122 * doc/invoke.texi: explicitly list the style guidelines that
12123 -Weffc++ checks for.
12125 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
12127 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
12129 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
12132 * gcc.c (cpp_unique_options): Treat -o as indicating object file
12133 only if not -E. If -E, pass -o through to the preprocessor.
12135 2002-02-19 Kazu Hirata <kazu@hxi.com>
12137 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
12138 register number with an appropriate macro.
12140 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
12142 * doc/rtl.texi (Constants): Close @code tag.
12144 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
12146 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
12147 ("mmx_uavgv4hi3"): Same.
12148 ("pmulhrwv4hi3"): Same.
12150 * tree-inline.c (walk_tree): Handle vectors.
12152 * c-common.c (constant_expression_warning): Handle vectors.
12153 (overflow_warning): Same.
12155 * sched-deps.c (sched_analyze_2): Handle vectors.
12157 * rtlanal.c (rtx_unstable_p): Handle vectors.
12158 (rtx_varies_p): Same.
12159 (count_occurrences): Same.
12160 (regs_set_between_p): Same.
12161 (modified_between_p): Same.
12162 (modified_in_p): Same.
12163 (volatile_insn_p): Same.
12164 (volatile_refs_p): Same.
12165 (side_effects_p): Same.
12166 (may_trap_p): Same.
12167 (inequality_comparisons_p): Same.
12168 (replace_regs): Same.
12169 (computed_jump_p_1): Same.
12171 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
12173 (inner_mode_array): New.
12174 (copy_rtx): Handle vectors.
12175 (copy_most_rtx): Same.
12176 (rtx_equal_p): Same.
12177 (get_mode_alignment): Adjust for vectors.
12179 * resource.c (mark_referenced_resources): Handle vectors.
12180 (mark_set_resources): Same.
12182 * reload1.c (eliminate_regs): Handle vectors.
12183 (elimination_effects): Same.
12184 (scan_paradoxical_subregs): Same.
12186 * reload.c (subst_reg_equivs): Handle vectors.
12188 * regrename.c (scan_rtx): Handle vectors.
12190 * regclass.c (reg_scan_mark_refs): Handle vectors.
12192 * recog.c (find_single_use_1): Handle vectors.
12194 * local-alloc.c (equiv_init_varies_p): Handle vectors.
12195 (contains_replace_regs): Same.
12196 (memref_referenced_p): Same.
12198 * integrate.c (copy_rtx_and_substitute): Handle vectors.
12199 (subst_constants): Same.
12201 * genattrtab.c (attr_copy_rtx): Handle vectors.
12202 (encode_units_mask): Same.
12203 (clear_struct_flag): Same.
12204 (count_sub_rtxs): Same.
12206 * gcse.c (want_to_gcse_p): Handle vectors.
12207 (oprs_unchanged_p): Same.
12208 (hash_expr_1): Same.
12209 (oprs_not_set_p): Same.
12210 (expr_killed_p): Same.
12211 (compute_transp): Same.
12212 (store_ops_ok): Same.
12214 * function.c (purge_addressof_1): Do not allow paradoxical subregs
12216 (fixup_var_refs_1): Same.
12217 (instantiate_virtual_regs_1): Same.
12219 * fold-const.c (operand_equal_p): Handle vectors.
12221 (rtl_expr_nonnegative_p): Same.
12223 * flow.c (mark_used_regs): Handle vectors.
12225 * df.c (df_uses_record): Handle vectors.
12227 * cselib.c (cselib_subst_to_values): Handle vectors.
12228 (cselib_mem_conflict_p): Same.
12231 * cse.c (canon_reg): Handle vectors.
12233 (cse_process_notes): Same.
12234 (count_reg_usage): Same.
12235 (canon_hash): Same.
12237 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
12239 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
12241 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
12242 (gen_rtx): Handle CONST_VECTOR.
12243 (gen_const_vector_0): New.
12244 (copy_rtx_if_shared): CONST_VECTORs can be shared.
12245 (reset_used_flags): Same.
12246 (copy_insn_1): Same.
12247 (initializer_constant_valid_p): Handle VECTOR_CST.
12249 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
12251 * doc/rtl.texi (Constants): Document const_vector.
12252 (CONST0_RTX): Update for vectors.
12253 (RTL sharing): Same.
12255 * print-tree.c (print_node): Add case for VECTOR_CST.
12257 * tree.h (TREE_VECTOR_CST_ELTS): New.
12258 (struct tree_vector): New.
12259 (union tree_node): Add vector node.
12260 (build_vector): Add prototype.
12262 * tree.def (VECTOR_CST): New.
12264 * tree.c (build_vector): New.
12266 * expmed.c (make_tree): Handle CONST_VECTOR.
12268 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
12269 (CONST_VECTOR_ELT): New.
12270 (CONST_VECTOR_NUNITS): New.
12272 * machmode.h (GET_MODE_INNER): New.
12273 (DEF_MACHMODE): Accept 8th arg.
12275 * machmode.def: Add 8th argument for vector inner mode.
12276 Add inner vector modes for vectors.
12278 * rtl.def (VEC_CONST): Remove.
12279 (CONST_VECTOR): New.
12281 * expr.c (clear_storage): Allow vectors.
12282 (is_zeros_p): Handle VECTOR_CST.
12284 * varasm.c (output_constant_pool): Handle vectors.
12285 (rtx_const): Add veclo and vechi fields.
12286 (kind): Add RTX_VECTOR.
12287 (decode_rtx_const): Add case for vector.
12289 * config/rs6000/rs6000-protos.h: Add zero_constant.
12291 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
12292 constants. Force easy vector constants into memory.
12293 (easy_vector_constant): New.
12294 (emit_easy_vector_constant): New.
12295 (rs6000_legitimize_reload_address): Do not generate bad reloads on
12298 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
12300 ("altivec_lvxl"): Same.
12301 (altivec_lvebx): Same.
12302 (altivec_lvehx): Same.
12303 (altivec_lvewx): Same.
12304 ("*movv4si_const0"): New.
12305 ("*movv4sf_const0"): New.
12306 ("*movv8hi_const0"): New.
12307 ("*movv16qi_const0"): New.
12309 2002-02-18 Kazu Hirata <kazu@hxi.com>
12311 * config/h8300/h8300.c (notice_update_cc): Use
12314 2002-02-18 Kazu Hirata <kazu@hxi.com>
12316 * config/h8300/h8300.md (divmod patterns): Change the
12317 constraints for operands[1] to register_operand.
12319 2002-02-18 Kazu Hirata <kazu@hxi.com>
12321 * config/h8300/h8300-protos.h: Remove the prototype for
12323 * config/h8300/h8300.c (p_operand): Remove.
12324 * config/h8300/h8300.md: Replace p_operand with
12327 2002-02-18 Philip Blundell <pb@nexus.co.uk>
12329 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
12331 (output_return_instruction): Allow use of LDR to unstack
12332 return addresss even for interrupt handlers or when
12333 interworking. If compiling for ARMv5, use interworking-safe
12334 return instructions by default. Remove duplicated code and
12335 lengthy "strcat" sequences.
12337 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12339 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
12340 (LINK_EH_SPEC): Define.
12341 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
12343 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
12345 * config/s390/s390.c (s390_emit_prologue): Do not set the
12346 frame_related flag for call-clobbered registers.
12348 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
12350 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
12351 (construct_container): Fix handling of SSE operands.
12352 (ix86_expand_builtin): Fix handling of 64bit pointers.
12353 (mmx_maskmovq_rex): New pattern.
12355 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
12357 * regrename.c (kill_set_value): Handle subregs properly.
12359 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
12361 * objc/objc-act.c (handle_impent): Remove leading '*'
12362 from objc_class_name.
12364 2002-02-17 Richard Henderson <rth@redhat.com>
12366 * config/alpha/alpha.c (some_small_symbolic_operand,
12367 some_small_symbolic_operand_1, split_small_symbolic_operand,
12368 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
12369 Handle small SYMBOL_REFs anywhere, not just inside memories.
12370 * config/alpha/alpha-protos.h: Update.
12371 * config/alpha/alpha.h (PREDICATE_CODES): Update.
12372 * config/alpha/alpha.md (small symbolic operand splitter): Update.
12374 2002-02-17 Roland McGrath <roland@frob.com>
12376 * config.gcc (powerpc-*-gnu-gnualtivec*,
12377 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
12378 * config/rs6000/gnu.h: New file.
12379 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
12380 Grok "gnu" in rs6000_abi_name.
12381 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
12382 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
12383 Grok -mcall-gnu analogous to -mcall-linux et al.
12384 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
12385 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
12386 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
12388 2002-02-17 Jakub Jelinek <jakub@redhat.com>
12391 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
12394 2002-02-17 Philipp Thomas <pthomas@suse.de>
12396 * config/cris/cris.h: Undefine STARTFILE_SPEC and
12397 ENDFILE_SPEC before (re)defining them.
12399 2002-02-17 Kazu Hirata <kazu@hxi.com>
12401 * config/h8300/h8300.c: Fix formatting.
12402 * config/h8300/h8300.h: Likewise.
12404 2002-02-17 Philipp Thomas <pthomas@suse.de>
12406 * doc/tm.texi: Explain why empty strings should not be
12407 marked for translation.
12409 2002-02-17 Philipp Thomas <pthomas@suse.de>
12411 * final.c (output_operand_lossage): Changed to accept
12412 printf style arguments. Change calls where necessary.
12413 * output.h (output_operand_lossage): Change declaration
12414 accordingly. Update copyright.
12415 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
12416 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
12417 Update copyright date where necessary.
12419 * config/i386/i386.c (print_operand): Likewise. Remove use of
12422 * config/cris/cris.c (cris_operand_lossage): Likewise.
12423 Rename parameter so that exgettext recognizes it as
12424 translatable message.
12425 (LOSE_AND_RETURN): Rename parameter to msgid.
12427 2002-02-17 Kazu Hirata <kazu@hxi.com>
12429 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
12430 hard coded register number with an appropriate macro.
12431 (HARD_REGNO_MODE_OK): Likewise.
12432 (ARG_POINTER_REGNUM): Likewise.
12433 (STATIC_CHAIN_REGNUM): Likewise.
12434 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
12435 * config/h8300/h8300.md (define_constants): Define more
12438 2002-02-17 Philipp Thomas <pthomas@suse.de>
12440 * config/i386/i386.h: Don't mark empty strings for translation.
12442 2002-02-16 H.J. Lu <hjl@gnu.org>
12444 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
12446 2002-02-16 Zack Weinberg <zack@codesourcery.com>
12448 * cppinit.c (merge_include_chains): Check for brack being
12449 NULL before attempting to merge it with qtail.
12451 2002-02-16 Andrew Cagney <ac131313@redhat.com>
12453 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
12456 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
12458 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
12460 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
12462 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
12463 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
12464 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
12466 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12468 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
12469 now only if !TARGET_FIX.
12470 (*movsi_nt_vms_fix): New pattern.
12472 2002-02-16 Douglas B Rupp <rupp@gnat.com>
12474 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
12475 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
12476 (alpha_sa_mask, alpha_sa_size): Reflect above change.
12477 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
12478 (alpha_start_function, alpha_expand_epilogue): Likewise.
12479 (unicosmk_gen_dsib): Likewise.
12481 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12483 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
12485 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
12487 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
12488 check_and_change_labels, s390_final_chunkify): Delete.
12489 (s390_split_branches, s390_chunkify_pool): New functions.
12490 (s390_function_prologue): Call them.
12492 * config/s390/s390.h (S390_REL_MAX): Delete.
12493 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
12495 * config/s390/s390.md (cjump, icjump, jump): Fix length
12496 attribute calculation.
12499 2002-02-15 David Edelsohn <edelsohn@gnu.org>
12501 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
12502 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
12504 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
12506 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
12507 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
12508 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
12510 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
12512 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
12514 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
12516 * reload.c (find_dummy_reload): Check that an output register
12517 is valid for its mode.
12519 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
12521 * combine.c (known_cond): After replacing the REG of a SUBREG, try
12524 * function.c (assign_parms): Demote promoted argument passed by
12525 transparent reference.
12527 2001-02-14 Joel Sherrill <joel@OARcorp.com>
12529 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
12530 -Acpu() and -Amachine() to eliminate warnings.
12532 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
12534 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
12536 2002-02-14 Kazu Hirata <kazu@hxi.com>
12538 * config/h8300/h8300-protos.h: Update the prototype for
12540 * config/h8300/h8300.c (const_costs): Treat SET as a little
12541 more expensive operation.
12542 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
12543 reference to const_costs.
12545 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
12547 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
12549 2002-02-14 Jakub Jelinek <jakub@redhat.com>
12552 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
12553 use arguments from newtype.
12555 2002-02-13 Eric Christopher <echristo@redhat.com>
12557 * config/mips/mips.c (override_options): Add check for march/mipsX
12558 on the same command line. Fix error message in cpu processing.
12559 Remove architecture and ISA checks.
12561 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
12563 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
12565 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
12567 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
12569 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
12571 ("*movv8hi_internal1"): Same.
12572 ("*movv16qi_internal1"): Same.
12573 ("*movv4sf_internal1"): Same.
12575 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
12576 not push_reload for altivec modes.
12578 2002-02-13 Joel Sherrill <joel@OARcorp.com>
12580 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
12581 all RTEMS targets including removal of #includes from config/*/rtems*.h
12582 file and adding them to tm_file setting. Added xm_defines=POSIX to
12584 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
12585 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
12586 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
12587 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
12588 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
12589 config/m68k/rtemself.h: Ditto.
12590 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
12591 config/mips/rtems64.h: Ditto.
12592 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
12593 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
12595 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
12596 config/sparc/rtemself.h: Ditto.
12597 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
12598 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
12599 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
12601 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
12602 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
12603 target made more similar to i386-elf.
12604 * config/i386/t-rtems-i386: Added soft float support and multilibs.
12605 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
12606 be similar to config/m68k/t-m68kelf.
12607 * gthr-rtems.h: Encapsulate with extern "C" for C++.
12609 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
12611 * regmove.c (kill_value): Handle subregs.
12613 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
12615 * i386.md (mul patterns): Allow memory operand to be first;
12616 add expanders where needed; fix constraints.
12617 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
12618 Allow memory operand to be the first.
12620 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
12623 2002-02-13 Jakub Jelinek <jakub@redhat.com>
12626 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
12629 2002-02-13 Jakub Jelinek <jakub@redhat.com>
12631 PR optimization/5547:
12632 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
12633 all valid IA-32 address modes involving non-scaled %ebx and
12634 GOT/GOTOFF as displacement.
12636 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
12638 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
12639 after emitting ltorg insns.
12641 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
12642 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
12643 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
12644 *abssf2): Fix "op_type" attribute.
12646 2002-02-13 Douglas B Rupp <rupp@gnat.com>
12648 * mkconfig.sh: Avoid using a subshell redirect.
12649 ($output.T): Change to $(output)T.
12650 (ENABLE_NLS): Remove unneeded undef.
12652 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
12653 * config/alpha/x-vms (libsubdir): Define.
12655 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
12656 register frame procedures. Optimize retrieving context.
12658 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
12659 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
12660 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
12662 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12664 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
12665 Make same change as for find_base_value.
12667 2002-02-13 Kazu Hirata <kazu@hxi.com>
12669 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
12670 of QImode and SImode.
12672 2002-02-13 Kazu Hirata <kazu@hxi.com>
12674 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
12675 length computation of movsi.
12676 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
12678 2002-02-13 Kazu Hirata <kazu@hxi.com>
12680 * config/h8300/h8300.md (subqi3): Tighten the predicate for
12681 operands[2] to register_operand.
12683 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
12685 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
12687 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
12689 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
12690 for altivec_lvx* and altivec_stvx*.
12691 ("*movv4si_internal"): Add constraint for loading from GPRs.
12692 ("*movv8hi_internal1"): Same.
12693 ("*movv16qi_internal1"): Same.
12694 ("*movv4sf_internal1"): Same.
12696 * config/rs6000/rs6000.c (altivec_register_operand): New.
12698 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
12699 altivec_register_operand.
12701 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
12703 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
12706 2002-02-13 Stan Shebs <shebs@apple.com>
12708 * c-typeck.c (digest_init): Handle vectors.
12709 (really_start_incremental_init): Same.
12710 (pop_init_level): Same.
12711 (process_init_element): Same.
12713 * varasm.c (output_constant): Same.
12715 * expr.c (clear_storage): Same.
12716 (store_constructor): Same.
12718 2002-02-12 Eric Christopher <echristo@redhat.com>
12720 * explow.c (hard_function_value): Add comment explaining
12721 signed/unsigned comparison.
12723 2002-02-12 Jakub Jelinek <jakub@redhat.com>
12725 * jump.c (never_reached_warning): Add finish argument.
12726 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
12727 real insn after end.
12728 * rtl.h (never_reached_warning): Adjust prototype.
12729 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
12730 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
12731 never_reached_warning.
12733 2002-02-12 Graham Stott <grahams@redhat.com>
12735 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
12737 2002-02-12 Kazu Hirata <kazu@hxi.com>
12739 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
12740 logical shifts on H8/300.
12741 (shift_alg_si): Improve several shifts on H8/300.
12742 (get_shift_alg): Likewise.
12744 2002-02-12 Graham Stott <grahams@redhat.com>
12746 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
12748 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12750 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
12751 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
12753 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
12755 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
12756 non-CONST_INT through default_assemble_integer.
12757 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
12758 <case 8>: Abort for CONST_DOUBLE.
12760 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12762 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
12764 * config/pa/pa-linux.h (LIB_SPEC): Delete.
12765 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
12767 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
12769 * config/stormy16/stormy16.md (zero_extendqihi2): New.
12771 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
12773 * regrename.c (regrename_optimize): Don't accept a
12774 part-clobbered register if the replaced register is not part
12777 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
12778 take padding into account when computing the argument value.
12780 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
12782 * combine.c (try_combine): Apply substitutions in
12783 CALL_INSN_FUNCTION_USAGE too.
12785 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
12787 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
12788 __builtin_altivec_abs*.
12791 * config/rs6000/rs6000.h (rs6000_builtins): Add
12792 ALTIVEC_BUILTIN_ABS*.
12794 * config/rs6000/altivec.h: Use const char for builtins expecting
12796 (vec_abs): New versions for C and C++.
12799 2002-02-10 Kazu Hirata <kazu@hxi.com>
12801 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
12804 2002-02-10 Kazu Hirata <kazu@hxi.com>
12806 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
12807 constant definition from h8300.md.
12808 (FRAME_POINTER_REGNUM): Likewise.
12809 * config/h8300/h8300.md (define_constants): Add FP_REG.
12811 2002-02-10 Kazu Hirata <kazu@hxi.com>
12813 * config/h8300/h8300.c (print_operand): Remove redundant code.
12815 2002-02-10 Kazu Hirata <kazu@hxi.com>
12817 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
12818 * config/h8300/h8300.c (byte_reg): Make it static.
12820 2002-02-10 Richard Henderson <rth@redhat.com>
12823 * c-typeck.c (incomplete_type_error): Handle flexible array members.
12825 2002-02-10 Richard Henderson <rth@redhat.com>
12828 * tree.c (append_random_chars): Don't abort if main_input_filename
12831 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
12833 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
12835 2002-02-10 Kazu Hirata <kazu@hxi.com>
12837 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
12838 (pushhi1): Likewise.
12840 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
12842 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
12843 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
12845 2002-02-09 David O'Brien <obrien@FreeBSD.org>
12847 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
12849 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
12851 2002-02-09 Kazu Hirata <kazu@hxi.com>
12853 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
12854 a half of an SImode register on H8/300.
12856 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
12858 * i386.md (movdi_2): Add missing '!'.
12860 2002-02-09 Kazu Hirata <kazu@hxi.com>
12862 * config/h8300/h8300.h: Fix formatting. Remove commented-out
12865 2002-02-09 Kazu Hirata <kazu@hxi.com>
12867 * config/h8300/h8300.md (length): Correct the distance valid
12868 for the short branch.
12870 2002-02-09 Kazu Hirata <kazu@hxi.com>
12872 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
12874 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
12876 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
12877 registers in SImode.
12878 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
12881 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
12884 Contribute sh64-elf.
12885 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
12886 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
12887 (sh_cannot_modify_jumps_p): New function.
12888 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
12889 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
12890 (sh_ms_bitfield_layout_p): New function.
12891 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
12892 Zack Weinberg <zack@codesourcery.com>
12893 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
12894 expand_simple_binop instead of expand_binop.
12895 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
12896 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
12897 use of .quad and .uaquad.
12898 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
12899 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
12900 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12901 * config/sh/sh.md (movdi_const, movdi_const_32bit,
12902 movdi_const_16bit): Make sure all CONSTs have modes.
12903 (sym2PIC): Ditto, but by adjusting all callers.
12904 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
12905 if the prologue calls the SHmedia argument decoder or register
12907 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12908 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
12909 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
12910 (sh_expand_epilogue): Don't emit USE of return target register.
12911 (prepare_move_operands): Legitimize DImode PIC addresses.
12912 (sh_media_register_for_return): Skip tr0, used to initialize the
12914 (sh_expand_prologue): Remove explicit USE of return register.
12915 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
12916 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
12917 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
12918 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
12919 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
12920 EXTRA_CONSTRAINT_T.
12921 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
12922 (MOVI_SHORI_BASE_OPERAND_P): New.
12923 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
12924 (EXTRA_CONSTRAINT_T): Define in terms of them.
12925 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
12926 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
12927 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
12928 alternatives supporting TARGET_REGS.
12929 (UNSPEC_GOTPLT): New constant.
12930 (movdi split): Move incrementing of LABEL_NUSES...
12931 (movdi_const, movdi_const_32bit): Here. Use
12932 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
12933 (movdi_const_16bit): New.
12934 (call, call_value) [flag_pic]: Use GOTPLT.
12935 (call_pop, call_value_pop): New expands.
12936 (call_pop_compact, call_pop_rettramp): New insns.
12937 (call_value_pop_compact, call_value_pop_rettramp): New insns.
12938 (sibcall) [flag_pic]: Use GOT.
12939 (builtint_setjmp_receiver): Remove bogus, unused expand.
12940 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
12941 (*pt, *ptb, ptrel): New insns.
12942 (sym2GOT): Handle DImode GOT.
12943 (sym2GOTPLT, symGOTPLT2reg): New expands.
12944 (sym2PIC): New expand.
12945 (shcompact_return_tramp): Use GOTPLT to return trampoline.
12946 (shcompact_return_tramp_i): Use return register explicitly.
12947 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
12948 disable flag_reorder_blocks.
12949 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
12950 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
12951 clobbers, for clarity.
12952 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
12953 restoring of r0 in macl as MAYBE_DEAD.
12954 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
12955 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
12956 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
12957 alter_subreg all over.
12958 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
12959 reload, instead of emitting instructions that would require
12961 (casesi_load_media): Add missing modes.
12962 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
12963 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
12964 as used if the argument decoder is called.
12965 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
12966 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
12967 Pmode, then extend it to DImode if necessary.
12968 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
12969 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
12970 constants in FPU-enabled SHmedia, let them be loaded from memory.
12971 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
12972 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
12973 Adjust whitespace in assembly output templates.
12974 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
12975 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
12976 mode of if_then_else.
12977 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
12978 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
12980 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
12981 Joern Rennecke <amylaar@redhat.com>
12982 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
12983 (SUBTARGET_CPP_PTR_SPEC): New.
12984 (SUBTARGET_CPP_SPEC): Remove.
12985 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
12986 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
12987 Fix typo in previous checkin.
12988 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
12989 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
12990 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
12991 Alexandre Oliva <aoliva@redhat.com>
12992 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
12993 what single FP register can hold for SHmedia target.
12994 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
12995 Alexandre Oliva <aoliva@redhat.com>
12996 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
12997 Do not split into SUBREG.
12998 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
12999 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
13000 and added new functions as specified in SH5 ABI r9.
13001 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
13002 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
13004 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
13005 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
13006 gen_consttable_4 and gen_consttable_8. Emit multiple labels
13007 and consttable_window_ends.
13008 2001-06-03 Graham Stott <grahams@redhat,com>
13009 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
13010 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
13011 * config/sh/sh.c (print_operand): Handle floating-point pair,
13012 vector and matrix registers.
13013 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
13014 vector modes into account.
13015 * config/sh/sh.md (movv2sf): Split move between registers into
13017 (movv4sf, movv16sf): Introduce insns that get split only after
13019 * config/sh/shmedia.h: Fix Copyright dates.
13020 * config/sh/ushmedia.h: Likewise. Move loop counter
13021 declarations into conditionals that uses them.
13022 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
13024 * config/sh/sshmedia.h: Fix Copyright dates.
13025 (sh_media_PUTCFG): Fix constraints.
13026 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
13027 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
13028 ptrmemfunc_vbit_in_delta for SH5.
13029 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
13030 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
13031 * invoke.texi: Likewise.
13032 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
13033 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
13034 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
13035 GCC_pop_shmedia_regs_nofpu): New global symbols.
13036 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
13037 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
13038 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
13039 compact function with nonlocal labels.
13040 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
13041 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
13042 (initial_elimination_offset): Account for their stack space.
13043 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
13044 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
13045 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
13046 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
13047 least one of the operands to be a register.
13048 (movv2sf): Likewise. Renamed to movv2sf_i.
13049 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
13050 prepare_move_operands() before emitting SHmedia insns.
13051 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
13052 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
13053 Don't save nor initialize r12. Don't mis-align the stack.
13054 Pad the code with a nop.
13055 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
13057 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
13058 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
13059 [__SHMEDIA__]: Implement.
13060 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
13061 * config/sh/sh.md: Set latency of `pt' closer to reality.
13062 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
13063 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
13064 Set move, load and store type attributes.
13065 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
13066 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
13068 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
13069 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
13070 * config/sh/sh.c (sh_media_register_for_return): New function.
13071 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
13072 branch-target register.
13073 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
13074 * config/sh/sh.md (return_media_i): Use any call-clobbered
13075 branch-target register.
13076 (return_media): If r18 wasn't copied in the prologue, copy it
13078 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
13079 Clear class FP0_REGS.
13080 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
13082 2001-03-08 DJ Delorie <dj@redhat.com>
13083 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
13084 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
13085 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
13086 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
13087 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
13088 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
13089 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
13090 return value correctly for call_cookie.
13091 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
13092 * config/sh/crt1.asm (start): Modified so as to call
13093 ___setup_argv_and_call_main.
13094 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
13095 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
13097 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
13098 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
13099 (STRIP_NAME_ENCODING): Use it.
13100 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
13101 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
13102 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
13103 prepare_scc_operands().
13104 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
13105 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
13106 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
13107 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
13108 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
13109 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
13110 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
13111 used in shcompact_incoming_args.
13112 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
13114 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
13116 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
13117 Adjust accordingly.
13118 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13119 Simplify. Adjust. Add sanity check.
13120 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
13122 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
13124 (udivsi3, divsi3): Use them.
13125 (force_mode_for_call): New insn.
13126 (call, call_value, sibcall_value): Emit it before SHcompact
13128 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
13129 * config/sh/sh.md (call, call_value, sibcall): Make sure the
13130 call cookie is non-NULL before taking its value.
13131 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
13132 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
13133 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13134 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
13136 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
13137 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
13138 temporary for stack adjusts. Use MACL and MACH to pass
13139 arguments to shcompact_incoming_args.
13140 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
13142 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
13143 (nested_trampoline): Load static chain address into r1.
13144 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
13145 2001-01-07 Alexandre Oliva <aoliva@redhat.com
13146 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
13147 fp_arith_reg_operand().
13148 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
13149 * config/sh/sh.md (casesi): Sign-extend the first two operands,
13150 and use signed compares for them.
13151 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
13152 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
13153 ones properly aligned.
13154 (find_barrier): Account for extra alignment needed for 8-byte wide
13156 (machine_dependent_reorg): Require a label for the second 4-byte
13157 constant after an 8-byte one.
13158 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
13160 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13161 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
13162 last_float when switching float modes.
13163 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
13164 auto-increment for general-purpose registers.
13165 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
13167 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
13169 * config/sh/sh.c (sh_builtin_saveregs): Support using all
13170 registers for varargs.
13171 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
13172 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
13173 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
13174 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
13175 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
13176 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
13177 call_cookie accordingly.
13178 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
13179 (SHCOMPACT_BYREF): Likewise.
13180 (SHCOMPACT_FORCE_ON_STACK): New macro.
13181 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
13182 (sh_builtin_saveregs): Likewise.
13183 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
13184 shcompact_incoming_args): Use new shift values. Support
13185 sequences of consecutive and non-consecutive pushes/pops.
13186 * config/sh/sh.md (return): Don't explicitly use PR_REG.
13187 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
13188 * config/sh/sh.h (TEXT_SECTION): Define.
13189 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
13190 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13191 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
13192 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
13193 return values on FPU-enabled SHmedia.
13194 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
13195 FPU-enabled SHmedia.
13196 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
13197 value is returned in a non-FP reg and is not returned by
13199 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
13201 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
13202 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
13203 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
13204 quad-aligned to be passed by callee-copy reference.
13205 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13206 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
13207 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
13208 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
13209 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
13210 copying low-numbered FP regs to r7 and r8.
13211 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
13212 FP regs to general-purpose regs only if the copy was passed on the
13214 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
13215 copying FP reg to r9.
13216 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
13217 copy FP regs to general-purpose regs only in outgoing calls.
13218 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
13219 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
13221 * config/sh/sh.h (struct sh_args): Document all fields.
13222 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
13223 passed partially on the stack should not consider making
13225 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
13226 stack_regs only for incoming calls. When passing FP args,
13227 make sure there are FP regs available before modifying
13229 (SHCOMPACT_BYREF): Pass double args in general-purpose
13230 registers by reference.
13231 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
13232 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
13233 attempt to generate sibcalls if the caller got any arguments
13235 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
13236 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
13237 to 8-byte boundaries.
13238 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
13239 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
13240 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
13241 stored in the stack.
13242 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
13243 for the offsets to have the ISA bit set.
13244 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
13245 invocation. Use beq instead of bgt to mark end of sequence of
13247 (shcompact_incoming_args): Fix store of r2. Use beq instead of
13248 bgt to mark end of sequence of stores.
13249 * config/sh/sh.c (arith_operand): Don't check whether
13250 CONST_OK_FOR_J for now.
13251 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
13252 instead of long for conversion.
13253 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
13254 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
13255 before passing it to fprintf.
13256 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
13257 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
13258 Call set_fpscr before reading/writing SR.
13259 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
13261 * config/sh/lib1funcs.asm: Add `.align 2' directives before
13263 (FMOVD_WORKS): Define on SH5 with FPU.
13264 (set_fpscr): Define on SH5. Remove separate _fpscr_values
13266 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
13268 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
13269 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
13271 (ia_main_table): Ditto.
13272 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
13273 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
13274 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
13275 the definitions from sh.h.
13276 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
13278 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
13279 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
13280 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
13281 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
13282 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
13283 Increment LABEL_NUSES.
13285 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
13287 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
13289 * config/sh/elf.h (SIZE_TYPE): Likewise.
13290 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
13291 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
13292 shcompact_incoming_args): Load switch table addresses using
13294 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
13295 (NO_BUILTIN_SIZE_TYPE): Define.
13296 (SIZE_TYPE): Don't define.
13297 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
13298 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
13299 definition of __SH5__=32 for -m5-compact-nofpu.
13300 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
13302 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
13303 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
13304 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
13305 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
13306 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
13307 (INSN_LENGTH_ALIGNMENT): Likewise.
13308 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
13309 * config/sh/sh.md (call, call_value, sibcall): Simplify
13310 copying of non-branch-target register.
13311 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
13312 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
13313 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
13314 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
13315 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
13316 floating-point values as structs.
13317 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
13318 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
13319 general-purpose register.
13320 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
13321 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
13322 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
13323 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
13324 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
13325 (ENCODE_SECTION_INFO): Enclose variables and constants in
13327 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
13328 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
13329 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
13330 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
13331 only for LABEL_REFs. For SYMBOL_REFs, prepend
13332 SH_DATALABEL_ENCODING to the symbol name.
13333 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
13335 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
13336 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
13338 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
13339 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
13340 (DATALABEL_REF_P): Don't require CONST.
13341 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
13343 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
13344 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
13346 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
13347 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
13348 Use shallow_copy_rtx and PUT_MODE to change the mode of
13349 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
13350 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
13351 on SHmedia using GENERAL_REGs.
13352 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
13353 bltu_media_i): Fix reversion of conditions.
13354 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
13355 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
13356 * config/sh/sh.c (output_far_jump): Save r13 in macl.
13357 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
13358 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
13359 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
13360 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
13361 (GCC_nested_trampoline): Likewise.
13362 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
13363 * config/sh/sh.c (gen_datalabel_ref): Define.
13364 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
13365 (INITIALIZE_TRAMPOLINE): Likewise.
13366 (TRAMPOLINE_ADJUST_ADDRESS): Define.
13367 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
13368 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
13369 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
13370 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
13371 (ic_invalidate): Adjust for SH5.
13372 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
13373 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
13374 _nested_trampoline.
13375 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
13376 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
13377 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
13378 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
13379 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
13380 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
13381 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
13382 * config/sh/sh.c (target_reg_operand): Match only target-branch
13383 registers and pseudos that aren't virtual registers.
13384 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
13385 Copy operands that don't match target_reg_operand to pseudos.
13386 (call_media, call_value_media, sibcall_media): Use
13387 target_reg_operand instead of target_operand.
13388 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
13389 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
13390 * config/sh/sh.c (target_reg_operand): Match hardware registers
13391 other than branch-target registers.
13392 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
13393 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
13394 (fpscr_values) [SH5 == 32]: Define.
13395 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
13396 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
13397 Handle function addresses coming in SUBREGs.
13398 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
13399 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
13400 shcompact_return_trampoline): Use datalabel where appropriate.
13401 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
13402 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
13403 general-purpose register to copy one branch-target register to
13405 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
13406 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
13407 SYMBOL_REFs with VOIDmode.
13408 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
13409 bltu_media_i): New insns.
13410 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
13411 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
13412 (INIT_CUMULATIVE_ARGS): Likewise.
13413 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
13414 * machmode.def (V16SFmode): New mode.
13415 * c-common.c (type_for_mode): Support V2SF and V16SF.
13416 * tree.c (build_common_tree_nodes_2): Likewise.
13417 * tree.h (tree_index): Likewise.
13418 * calls.c (emit_call_1): Take args_so_far. Adjust all
13419 callers. Introduce CALL_POPS_ARGS.
13420 * tm.texi (CALL_POPS_ARGS): Document.
13421 * config/sh/crt1.asm: Implement in SHmedia mode.
13422 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
13423 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
13424 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
13425 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
13426 Implement divsi and udivsi in SHmedia mode. Introduce
13427 SHcompact trampolines.
13428 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
13430 (regno_reg_class): Rewrite.
13431 (fp_reg_names): Remove.
13432 (sh_register_names, sh_additional_register_names): New.
13433 (print_operand): Added `u'. Support SUBREGs in addresses.
13434 Add parentheses around shifted CONSTs.
13435 (output_file_start): Output .mode and .abi directives.
13436 (shiftcosts, addsubcosts, multcosts): Adjust.
13437 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
13438 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
13439 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
13440 bytes, not registers. Take into account the need for the
13441 SHcompact incoming args trampoline. Adjust all callers.
13442 (sh_expand_prologue): Take stack_regs into account. Call
13443 incoming args trampoline. Keep stack aligned as per SH5 ABI.
13444 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
13445 stack aligned as per SH5 ABI.
13446 (sh_builtin_saveregs): Support SH5 ABI.
13447 (sh_build_va_list, sh_va_start): Likewise.
13448 (initial_elimination_offset): Take alignment into account.
13449 Compute location of PR according to the SH5 stack frame.
13450 (arith_reg_operand): Reject branch-target registers.
13451 (shmedia_6bit_operand): New.
13452 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
13453 (target_reg_operand): Match DImode only. Accept SUBREGs.
13454 (target_operand): New.
13455 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
13456 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
13457 SIBCALL_REGS for SHmedia.
13458 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
13459 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
13460 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
13461 (TARGET_SWITCHES): New SH5 flags.
13462 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
13463 VALID_REGISTER_P to disable unsupported registers.
13464 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
13465 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
13466 (FUNCTION_ARG_PADDING): Define.
13467 (FASTEST_ALIGNMENT): Adjust.
13468 (SH_REGISTER_NAMES_INITIALIZER): New.
13469 (sh_register_names): Declare.
13470 (DEBUG_REGISTER_NAMES): Define.
13471 (REGISTER_NAMES): Define based on sh_register_names.
13472 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
13473 (sh_additional_register_names): Declare.
13474 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
13475 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
13476 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
13477 (REGISTER_NATURAL_MODE): Define.
13478 (FIRST_PSEUDO_REGISTER): Adjust.
13479 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
13480 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
13481 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
13482 (VECTOR_MODE_SUPPORTED_P): Define.
13483 (REG_CLASS_CONTENTS): Adjust.
13484 (SMALL_REGISTER_CLASSES): Adjust.
13485 (REG_ALLOC_ORDER): Adjust.
13486 (INDEX_REG_CLASS): Adjust.
13487 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
13488 (CONST_OK_FOR_LETTER_P): Adjust.
13489 (PREFERRED_RELOAD_CLASS): Adjust.
13490 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
13491 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
13492 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
13493 (FIRST_FP_PARM_REG): Adjust.
13494 (CALL_POPS_ARGS): Define.
13495 (FUNCTION_ARG_REGNO_P): Adjust.
13496 (struct sh_args): New fields.
13497 (GET_SH_ARG_CLASS): Adjust.
13498 (INIT_CUMULATIVE_ARGS): Adjust.
13499 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
13500 (FUNCTION_ARG_ADVANCE): Adjust.
13501 (FUNCTION_ARG): Adjust.
13502 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
13503 (FUNCTION_ARG_CALLEE_COPIES): Define.
13504 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
13505 (STRICT_ARGUMENT_NAMING): Define.
13506 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
13507 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
13508 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
13509 (SETUP_INCOMING_VARARGS): Adjust.
13510 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
13511 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
13512 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
13513 (SUBREG_OK_FOR_INDEX_P): Adjust.
13514 (EXTRA_CONSTRAINT_S): Update.
13515 (EXTRA_CONSTRAINT_T): New.
13516 (EXTRA_CONSTRAINT): Adjust.
13517 (GO_IF_LEGITIMATE_INDEX): Adjust.
13518 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
13519 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
13520 (MOVE_MAX): Adjust.
13521 (MAX_MOVE_MAX): Define.
13523 (CONST_COSTS): Adjust.
13524 (REGISTER_MOVE_COST): Adjust.
13525 (BRANCH_COST): Adjust.
13526 (TEXT_SECTION_ASM_OP): Adjust.
13527 (DBX_REGISTER_NUMBER): Adjust.
13528 (ASM_OUTPUT_DOUBLE_INT): New.
13529 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
13530 (PREDICATE_CODES): Adjust.
13531 (PROMOTE_MODE): Adjust.
13532 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
13533 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
13534 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
13535 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
13536 (DR0_REG, DR2_REG, DR4_REG): Renumber.
13537 (TR0_REG, TR1_REG, TR2_REG): New.
13538 (XD0_REG): Renumber.
13539 (UNSPEC_COMPACT_ARGS): New.
13540 (type): Added pt and ptabs.
13541 (length): Default to 4 on SHmedia. Default pt length to 12
13542 and 20 on SHmedia32 and SHmedia64, respectively.
13543 (pt): New function unit.
13544 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
13545 Add whitespace between operands of SHmedia instructions.
13547 (adddi3_media, addsi3_media): Adjust constraints.
13548 (subsi3) [SHmedia]: Force operand 1 into a register.
13549 (udivsi3_i1_media, udivsi3_i4_media): New.
13550 (udivsi3): Support SHmedia.
13551 (divsi3_i1_media, divsi3_i4_media): New.
13552 (divsi3): Support SHmedia.
13553 (anddi3, iordi3, xordi3): Adjust constraints.
13554 (zero_extendhidi2, zero_extendqidi2): New.
13555 (extendsidi2, extendhidi2, extendqidi2): New.
13556 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
13557 (pop_e, pop_fpul, pop_4): Likewise.
13558 (movsi_media): Support FP and BT registers.
13559 (movsi_media_nofpu): New. Adjust splits to DImode.
13560 (lduw, ldub): Renamed to zero_extend* above.
13561 (movqi_media): Fix typo.
13562 (movdi_media): Support FP and BT registers.
13563 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
13564 (movdi_const_32bit): New.
13565 (shori_media): Require immediate operand. Use `u' for output.
13566 (movdf_media, movsf_media): Simplified.
13567 (movdf_media_nofpu, movsf_media_nofpu): New.
13568 (movdf, movsf): Adjust
13569 (movv2sf, movv2sf, movv16sf): New.
13570 (beq_media, beq_media_i): Adjust constraints. Don't use
13571 scratch BT register.
13572 (bne_media, bne_media_i): Likewise.
13573 (bgt_media, bgt_media_i): Likewise.
13574 (bge_media, bge_media_i): Likewise.
13575 (bgtu_media, bgtu_media_i): Likewise.
13576 (bgeu_media, bgeu_media_i): Likewise.
13577 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
13578 bunordered): Emit jump insn. Force operands to registers when
13580 (jump_media, jump): Simplify.
13581 (call_compact, call_compact_rettramp): New.
13582 (call_value_compact, call_value_compact_rettramp): New.
13583 (call_media, call_value_media): Simplify.
13584 (sibcall_compact, sibcall_media): New.
13585 (call, call_value): Adjust for SHmedia and SHcompact.
13586 (sibcall, sibcall_value, untyped_call): Likewise.
13587 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
13588 (indirect_jump): Adjust for SHmedia.
13589 (casesi_jump_media): New.
13590 (nop): Re-enable for SHmedia.
13591 (call_site): Restrict to SH1.
13592 (casesi): Adjust for SHmedia.
13593 (casesi_shift_media, casesi_load_media): New.
13594 (return): Explicitly use PR register. Call return trampoline
13596 (return_i): Explicitly use PR register.
13597 (shcompact_return_tramp, shcompact_return_tramp_i): New.
13598 (return_media): Adjust.
13599 (shcompact_incoming_args): New.
13600 (epilogue): Adjust.
13601 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
13602 (movstrsi): Disable on SH5.
13603 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
13604 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
13605 (subsf3, subsf3_media): Likewise.
13606 (mulsf3, mulsf3_media, mac_media): Likewise.
13607 (divsf3, divsf3_media): Likewise.
13608 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
13609 (floatsisf2, fux_truncsfsi2): Likewise.
13610 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
13612 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
13613 (cmpunsf_media, cmpsf): Likewise.
13614 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
13615 (abssf2, abssf2_media): Likewise.
13616 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
13617 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
13618 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
13619 (floatsidf2, fix_truncdfsi2): Likewise.
13620 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
13622 (cmpeqdf_media, cmpgtdf_media): Likewise.
13623 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
13624 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
13625 (absdf2, absdf2_media): Likewise.
13626 (extendsfdf2, extendsfdf2_media): Likewise.
13627 (truncsfdf2, truncsfdf2_media): Likewise.
13628 * config/sh/sh64.h: New file.
13629 * config/sh/t-sh64: New file.
13630 * config/sh/shmedia.h: New file.
13631 * config/sh/ushmedia.h: New file.
13632 * config/sh/sshmedia.h: New file.
13633 * configure.in: Added sh64-*-elf.
13634 * configure: Rebuilt.
13635 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
13636 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
13637 (reg_class_from_letter): Use `b' for TARGET_REGS.
13638 (print_operand): Support `%M', `%m', `AND' and
13639 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
13640 (andcosts): Adjust for SHmedia.
13641 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
13643 (target_reg_operand): New function.
13644 * config/sh/sh-protos.h (target_reg_operand): Declare.
13645 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
13646 FP registers on SH5.
13647 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
13649 (TARGET_REGISTER_P): New macro.
13650 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
13651 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
13652 (EXTRA_CONSTRAINT_S): New macro.
13653 (EXTRA_CONSTRAINT): Adjust.
13654 (FLOAT_TYPE_SIZE): Define to 32.
13655 (Pmode): DImode on SHmedia.
13656 (CONST_COSTS): Adjust for SHmedia literals.
13657 (PREDICATE_CODES): Added target_reg_operand.
13658 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
13659 * config/sh/sh.md: Remove all attrs from SHmedia insns.
13660 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
13661 (cmpdi): Accept SHmedia.
13662 (movdicc_false, movdicc_true): New insns.
13663 (movdicc): New expand.
13664 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
13666 (addsi3_media): Match `S' constraint.
13667 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
13668 (negdi2): Expand for SHmedia.
13669 (one_cmpldi2): New expand.
13670 (zero_extendsidi2): Change from expand to insn.
13671 (extendsidi2): Add constraints.
13672 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
13673 LD/ST address. Fix SI immediate loading split.
13674 (movhi_media, movqi_media, lduw, ldub): New insns.
13675 (movhi, movqi): Accept SHmedia.
13676 (shori_media, movdi_media): Relax input constraints. Split
13677 symbolic constants.
13678 (movdf_media, movsf_media): New insn. New split to movdi.
13679 (movdf, movsf): Match on SHmedia.
13680 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
13681 bgeu_media): New insns and splits. New insns with `_i' suffix.
13682 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
13683 (bunordered): New expand.
13684 (jump_compact): Renamed from `jump'.
13685 (jump_media): New insn.
13686 (jump): New expand.
13687 (call_media, call_value_media): New insns.
13688 (call, call_value): Adjust.
13689 (indirect_jump_compact): Renamed from `indirect_jump'.
13690 (indirect_jump_media): New insn.
13691 (indirect_jump): New expand.
13692 (untyped_call, return): Accept SHmedia.
13693 (return_media): New insn.
13694 (prologue, epilogue, blockage): Accept SHmedia.
13695 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
13696 (sunordered): New expand.
13697 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
13698 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
13699 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
13700 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
13701 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
13702 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
13703 abssf2_media): New insns.
13704 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
13705 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
13706 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
13707 floatdidf2, floatsidf2_media, fix_truncdfdi2,
13708 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
13709 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
13710 absdf2_media): New insns.
13711 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
13712 (extendsfdf2_media, truncdfsf2_media): New insns.
13713 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
13714 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
13715 * config/sh/sh.h (CONST_OK_FOR_J): Document.
13716 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
13717 * config/sh/sh.md (adddi3): New expand.
13718 (adddi3_media, adddi3z_media): New insns.
13719 (adddi3_compact): Renamed from adddi3.
13720 (addsi3_media): Use add.l r63 to add constant zero.
13721 (subdi3): New expand.
13722 (subdi3_media): New insn.
13723 (subdi3_compact): Renamed from subdi3.
13724 (mulsidi3): New expand.
13725 (mulsidi3_media): New insn.
13726 (mulsidi3_compact): Renamed from mulsidi3.
13727 (umulsidi3): New expand.
13728 (umulsidi3_media): New insn.
13729 (umulsidi3_compact): Renamed from umulsidi3.
13730 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
13731 (ashlsi3, ashrsi3, lshrsi3): Use them.
13732 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
13733 (ashldi3, ashrdi3, lshrdi3): Use them.
13734 (zero_extendsidi2): New expand.
13735 (extendsidi2): New insn.
13736 (movsi_media): New insn. Split to movdi to load constants.
13737 (movsi): Enable for shmedia.
13738 (movdi_media): New insn. Use shori_media to load wide constants.
13739 (short_media): New insn.
13740 (movdi): Enable for shmedia.
13741 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
13742 * config/sh/sh.h (CPP_SPEC): Added `m5'.
13743 (SUBTARGET_CPP_SPEC): Added `!m5'.
13744 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
13745 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
13746 to all other SH variants.
13747 (TARGET_DEFAULT): Set to SH1_BIT.
13748 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
13749 (BITS_PER_WORD): Raise to 64 on shmedia.
13750 (MAX_BITS_PER_WORD): Change to 64.
13751 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
13752 (INT_TYPE_SIZE): Keep as 32.
13753 (UNITS_PER_WORD): Raise to 8 on shmedia.
13754 (MIN_UNITS_PER_WORD): Keep as 4.
13755 (POINTER_SIZE): Raise to 64 on shmedia.
13756 (CONST_OK_FOR_J): New macro.
13757 (CONST_OK_FOR_LETTER_P): Use it.
13758 (processor_type): Add PROCESSOR_SH5.
13759 * config/sh/sh.md: Conditionalize all expands, insns and
13760 splits to TARGET_SH1.
13762 (addsi3_compact): Renamed from...
13763 (addsi3): Now an expand.
13764 (addsi3_media, subsi3_media): New insns.
13765 (subsi3): Don't negate constants with SHmedia.
13767 * hooks.c: New file.
13768 * hooks.h: New file.
13769 * Makefile.in (HOOKS_H): New.
13770 (TARGET_DEF_H): Added $(HOOKS_H).
13771 (OBJS): Added hooks.o.
13772 (cfgcleanup.o, bb-reorder.o): Added target.h.
13773 (hooks.o): Added dependencies.
13774 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
13775 (TARGET_INITIALIZER): this.
13776 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
13777 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
13778 * bb-reorder.c: Include target.h.
13779 (reorder_basic_blocks): Skip if cannot modify jumps.
13780 * cfgcleanup.c: Include target.h.
13781 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
13783 2002-02-08 Chris Demetriou <cgd@broadcom.com>
13785 * config/mips/mips.md (casesi_internal, casesi_internal_di):
13786 Protect jump delay slot instructions with .set noreorder and
13789 2002-02-08 Chris Demetriou <cgd@broadcom.com>
13791 * config/mips/mips.md (casesi_internal_di): Calculate
13792 the index into the target offset table correctly.
13794 2002-02-08 Richard Henderson <rth@redhat.com>
13796 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
13797 * final.c (output_addr_const): Accept and discard SUBREG.
13798 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
13799 mark them unknown instead.
13800 (simplify_subtraction): Handle RTX_UNKNOWN.
13801 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
13803 2002-02-08 David Edelsohn <edelsohn@gnu.org>
13805 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
13807 2002-02-08 Richard Henderson <rth@redhat.com>
13809 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
13811 2002-02-08 Andreas Jaeger <aj@suse.de>
13813 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
13814 * config/i386/t-linux64: New file.
13816 2002-02-08 Jakub Jelinek <jakub@redhat.com>
13818 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
13819 * c-parse.in (compstmt): Clear last_expr_type.
13821 2002-02-07 Richard Henderson <rth@redhat.com>
13823 * loop.c (strength_reduce): Sink final_value when not
13826 2002-02-07 David O'Brien <obrien@FreeBSD.org>
13828 * config/sparc/freebsd.h: Fix mismatched spec {.
13830 2002-02-07 Richard Henderson <rth@redhat.com>
13832 * cfgrtl.c: Include recog.h and insn-config.h.
13833 (keep_with_call_p): Fix general_operand invocation.
13834 * Makefile.in (cfgrtl.o): Update dependencies.
13836 2002-02-07 Kazu Hirata <kazu@hxi.com>
13838 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
13839 comment. Accept HImode only if TARGET_H8300.
13841 2002-02-07 Eric Christopher <echristo@redhat.com>
13843 * config/mips/crtn.asm: Cleanup #ifdefs.
13845 2002-02-07 Eric Christopher <echristo@redhat.com>
13847 * config/mips/crti.asm: Add changes for mips16. mips16 uses
13848 register 7 as RA instead of $31.
13849 * config/mips/crtn.asm: Ditto.
13850 * config/mips/mips.c (mips_move_2words): Add case for
13851 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
13852 (compute_frame_size): Fix typo.
13853 (save_restore_insns): Ditto. Make documentation about using
13854 register $7 as return register more precise.
13855 (mips_expand_epilogue): Fix comment. Add code to work around not
13856 being able to add to the stack pointer directly.
13857 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
13858 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
13861 2002-02-07 Tom Rix <trix@redhat.com>
13863 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
13864 immediates in ldu and stdu DS opcode field.
13865 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
13866 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
13867 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
13869 2002-02-07 Jeff Sturm <jsturm@one-point.com>
13871 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
13872 offset for stack bias.
13874 2002-02-07 H.J. Lu <hjl@gnu.org>
13876 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
13878 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
13880 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
13882 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
13884 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
13885 * i386.c (x86_order_regs_for_local_alloc): New global function.
13886 * i386.h (REG_ALLOC_ORDER): CLeanup.
13887 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
13889 2002-02-07 Richard Henderson <rth@redhat.com>
13891 PR optimization/2463
13892 * alias.c (find_base_value): Recall base values for fixed hard regs.
13893 * loop.c (loop_regs_update): Don't use single_set on non-insns.
13895 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
13897 * config/mips/mips.md (define_delay) [mips16]: Adjust required
13900 2002-02-06 Richard Henderson <rth@redhat.com>
13903 * stmt.c (resolve_operand_name_1): Take more care with mixed
13904 named and unnamed operands.
13906 2002-02-06 Janis Johnson <janis187@us.ibm.com>
13907 Jan Hubicka <jh@suse.cz>
13909 * loop.c (remove_constant_addition): Avoid clobbering a shared
13912 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
13914 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
13915 * config/s390/t-linux64: New file.
13916 * config/s390/libgcc-glibc.ver: New file.
13918 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
13920 * config/s390/linux64.h: Delete file.
13921 * config/s390/s390x.h: New file.
13922 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
13923 as target header file.
13924 * config/s390/linux.h (TARGET_VERSION): Define depending on
13925 DEFAULT_TARGET_64BIT.
13926 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
13927 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
13928 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
13929 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
13930 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
13931 (EXTRA_SPEC): New define.
13932 * config/s390/s390.h (TARGET_VERSION): Define depending on
13933 DEFAULT_TARGET_64BIT.
13934 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
13936 2002-02-06 Jason Merrill <jason@redhat.com>
13938 * c-decl.c (finish_function): Warn about a non-void function with
13939 no return statement and no abnormal exit.
13940 (current_function_returns_abnormally): New variable.
13941 (start_function): Clear it.
13942 (struct c_language_function): Add returns_abnormally.
13943 (push_c_function_context): Save it.
13944 (pop_c_function_context): Restore it.
13945 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
13946 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
13947 an explicit return type.
13948 * c-tree.h: Declare current_function_returns_abnormally.
13949 (C_FUNCTION_IMPLICIT_INT): New macro.
13950 * c-typeck.c (build_function_call): Set it.
13951 (c_expand_return): Set current_function_returns_value even if the
13952 value is erroneous.
13954 2002-02-06 Jakub Jelinek <jakub@redhat.com>
13957 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
13958 unsafe for reevaluation.
13960 2002-02-06 Jakub Jelinek <jakub@redhat.com>
13963 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
13964 EXPR_STMT, but COMPOUND_STMT, recurse into it.
13966 2002-02-06 Richard Henderson <rth@redhat.com>
13968 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
13969 be a general_operand. Dest for function value must be a pseudo.
13971 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
13973 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
13974 as SYMBOL_REFs from the constant pool.
13976 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
13978 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
13979 passed by invisible reference.
13981 2002-02-05 Richard Henderson <rth@redhat.com>
13983 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
13985 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
13987 Implement using "base addresses" in insn operands as default.
13988 * config/mmix/mmix.c (mmix_conditional_register_usage): if
13989 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
13990 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
13991 used to read the rtx value.
13992 (mmix_target_asm_function_epilogue): Fix spacing.
13993 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
13994 (mmix_legitimate_address): Ditto.
13995 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
13996 should be loaded with a GETA insn. Don't allocate needless extra
13997 char for nul termination and fix misleading comment.
13998 (mmix_print_operand_address): Handle constants if
13999 TARGET_BASE_ADDRESSES.
14000 (mmix_output_register_setting): Use base addressing if
14001 TARGET_BASE_ADDRESSES and the number of insns is 3.
14002 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
14003 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
14004 to use R as constraint, add LDA to match s.
14005 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
14006 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
14007 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
14008 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
14009 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
14010 order with other fixed registers.
14011 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
14012 other parameter/call-clobbered registers.
14013 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
14014 -mbase-addresses, -mno-base-addresses.
14015 (MMIX Options): Ditto.
14017 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
14019 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
14021 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
14023 * config/rs6000/altivec.h: Change elem to _S_elem.
14025 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
14027 * config/netbsd.h (WCHAR_TYPE): Define.
14028 (WCHAR_TYPE_SIZE): Ditto.
14029 (WINT_TYPE): Ditto.
14030 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
14031 (WCHAR_UNSIGNED): Ditto.
14032 (WCHAR_TYPE_SIZE): Ditto.
14033 (WINT_TYPE): Ditto.
14034 * config/arm/netbsd.h: Likewise.
14035 * config/i386/netbsd-elf.h: Likewise.
14036 * config/i386/netbsd.h: Likewise.
14037 * config/m68k/netbsd-elf.h: Likewise.
14038 * config/m68k/netbsd.h: Likewise.
14039 * config/ns32k/netbsd.h: Likewise.
14040 * config/sparc/netbsd.h: Likewise.
14041 * config/vax/netbsd.: Likewise.
14043 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
14045 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
14046 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
14047 (TARGET_INITIALIZER): this.
14048 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
14049 (BITFIELD_NBYTES_LIMITED): Markup fix.
14050 * tree.h (default_ms_bitfield_layout_p): Declare.
14051 (record_layout_info): Added prev_field.
14052 * tree.c (default_ms_bitfield_layout_p): New fn.
14053 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
14054 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
14055 * stor-layout.c: Include target.h.
14056 (start_record_layout): Initialize prev_field.
14057 (place_field): Handle MS bit-field layout, and disregard
14058 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
14059 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
14060 * Makefile.in (stor-layout.o): Adjust dependencies.
14062 2002-02-05 Jason Merrill <jason@redhat.com>
14064 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
14066 2002-02-05 Andreas Jaeger <aj@suse.de>
14068 * crtstuff.c: Fix comments.
14070 2002-02-05 Richard Henderson <rth@redhat.com>
14073 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
14074 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
14077 * config/mips/mips.c (function_arg): Handle TImode.
14078 (function_arg_advance): Likewise.
14080 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
14082 * config/rs6000/altivec.h (vec_step_help): Rename to
14085 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
14087 * config/rs6000/altivec.h: Fix typos.
14089 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
14091 * config/arm/netbsd.h: Correct a comment.
14093 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
14095 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
14096 building void typed builtins.
14098 * config/rs6000/altivec.h (vec_ld*): Fix typos.
14099 (vec_step): Implement for C++.
14101 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14103 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
14105 2002-02-04 Richard Henderson <rth@redhat.com>
14107 * combine.c (nonzero_bits): Re-introduce special case for
14108 sp/fp/ap wrt REGNO_POINTER_ALIGN.
14110 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
14112 * doc/extend.texi: Warn about unsupported usage of altivec
14115 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
14116 (altivec_predicate_*): New.
14118 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
14119 Add C++ version of vec_*() functions.
14121 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
14122 (bdesc_2arg): Remove altivec predicates.
14123 (altivec_expand_builtin): Handle predicates.
14124 (altivec_init_builtins): Handle predicates.
14125 (altivec_expand_predicate_builtin): New.
14127 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14129 * pa.c (DO_FRAME_NOTES): Move forward.
14130 (store_reg): Revise handling of frame notes.
14131 (load_reg): Likewise.
14132 (set_reg_plus_d): Likewise.
14133 (hppa_expand_prologue): Likewise.
14134 (hppa_expand_epilogue): Likewise.
14136 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14138 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
14140 2002-02-04 Jakub Jelinek <jakub@redhat.com>
14142 PR c/4475, c++/3780:
14143 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
14144 * c-common.h (SWITCH_TYPE): Define.
14145 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
14146 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
14147 Rename spareness variable to sparseness.
14148 (expand_end_case_type): Renamed from expand_end_case, use orig_type
14149 if non-NULL instead of TREE_TYPE (orig_index).
14150 * tree.h (expand_end_case_type): Renamed from expand_end_case.
14151 (expand_end_case): Define using expand_end_case_type.
14152 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
14153 to expand_end_case_type.
14154 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
14156 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14158 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
14159 (BIGGEST_ALIGNMENT): Change to 128.
14161 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14163 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
14165 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14167 * pa.md (call_internal_reg_64bit): Remove unused variable.
14169 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
14171 * config/arm/arm.h (machine_function): Add uses_anonymous_args
14173 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
14174 * config/arm/arm.c (current_function_anonymous_args): Delete,
14175 replace uses with cfun->machine->uses_anonymous_args.
14176 (arm_reorg): Do not reset uses_anonymous_args.
14178 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
14179 any geenral register.
14181 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
14183 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
14186 2002-02-04 Richard Henderson <rth@redhat.com>
14188 * combine.c (force_to_mode): Remove STACK_BIAS code.
14189 (nonzero_bits): Likewise. Replace sp/fp special case with
14190 REGNO_POINTER_ALIGN.
14192 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
14193 (HARD_FRAME_POINTER_REGNUM): New.
14194 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
14195 (FIXED_REGS, CALL_USED_REGS): Update.
14196 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
14197 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
14198 (HARD_REGNO_NREGS): Update for SFP.
14199 (STACK_POINTER_OFFSET): Include bias here ...
14200 (FIRST_PARM_OFFSET): ... not here.
14201 (STACK_BIAS): Remove.
14202 (INIT_EXPANDERS): New.
14203 (STARTING_FRAME_OFFSET): Do not include bias.
14204 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
14205 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
14206 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
14207 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
14208 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
14209 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
14210 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
14211 (MUST_SAVE_REGISTER): Likewise.
14212 (sparc_flat_function_prologue): Likewise.
14213 (sparc_flat_function_epilogue): Likewise.
14214 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
14215 (sparc_init_modes): SFP is GENERAL_REGS.
14216 (sparc_builtin_saveregs): SFP does not have bias applied.
14218 2002-02-04 Richard Henderson <rth@redhat.com>
14220 * config/alpha/alpha.c (current_function_is_thunk): Don't check
14221 current_function_is_thunk.
14222 (alpha_sa_mask): Distinguish between current_function_is_thunk
14223 called from ASM_OUTPUT_MI_THUNK and not.
14224 (alpha_does_function_need_gp): Thunks always need gp.
14225 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
14226 (alpha_output_mi_thunk_osf): New.
14227 * config/alpha/alpha-protos.h: Update.
14228 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
14230 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
14232 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
14233 function types, not when they're taken away.
14235 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
14237 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
14238 CODE_LABEL and jump table when replacing a table jump with a
14241 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
14243 * config/s390/s390-protos.h (legitimize_la_operand,
14244 s390_secondary_input_reload_class, s390_plus_operand,
14245 s390_expand_plus_operand): Add prototypes.
14247 config/s390/s390.c (s390_secondary_input_reload_class,
14248 s390_plus_operand, s390_expand_plus_operand): New functions.
14250 (struct s390_address): New member 'pointer'.
14251 (s390_decompose_address): Compute it.
14252 (legitimate_la_operand_p): Use it.
14253 (legitimize_la_operand): New function.
14254 (movti, movdi, movdf splitters): Call it.
14256 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
14257 (PREDICATE_CODES): Add s390_plus_operand.
14259 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
14260 (la_ccclobber): Allow GENERAL_REGS as output operand.
14262 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
14263 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
14264 (*la_64, *la_31, reload_indi, reload_insi): ... these.
14266 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
14268 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
14269 register names for regular asm () construct.
14271 2002-02-04 Jakub Jelinek <jakub@redhat.com>
14273 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
14276 2002-02-04 Jakub Jelinek <jakub@redhat.com>
14278 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
14281 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
14283 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
14284 constant pool to be identical by string address and index.
14286 2002-02-04 Anthony Green <green@redhat.com>
14288 * output.h (SECTION_OVERRIDE): Define.
14289 * varasm.c (named_section): Obey SECTION_OVERRIDE.
14291 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
14293 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
14294 by existing arm*-*-netbsd* (a.out) target.
14295 (ns32k-*-netbsdelf*): Likewise.
14296 (sparc-*-netbsdelf*): Likewise.
14297 (vax-*-netbsdelf*): Likewise.
14299 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
14301 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
14302 headers and libobjc headers.
14304 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
14306 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
14307 (_mingw.h): Remove duplicate include.
14309 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
14311 * config.gcc: Set cpu_type to m68k for 68010, as well.
14312 (m68010-*-netbsdelf*): New...
14313 (m68k*-*-netbsdelf*): ...targets.
14314 * config/m68k/netbsd-elf.h: New file.
14316 2002-02-02 Kazu Hirata <kazu@hxi.com>
14318 * config/h8300/h8300.c (hand_list): Move inside function_arg.
14320 2002-02-02 Kazu Hirata <kazu@hxi.com>
14322 * config/h8300/h8300.c (h8_push_ops): Move inside
14324 (h8_pop_ops): Likewise.
14325 (h8_move_ops): Likewise.
14327 2002-02-02 Kazu Hirata <kazu@hxi.com>
14329 * config/h8300/h8300.c (os_task): Make it static.
14330 (monitor): Likewise.
14331 (pragma_saveall): Likewise.
14333 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
14335 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
14336 constant is a valid sign-extension for Pmode.
14338 2002-02-02 Kazu Hirata <kazu@hxi.com>
14340 * config/h8300/h8300.c: Fix formatting.
14342 2002-02-02 Kazu Hirata <kazu@hxi.com>
14344 * config/h8300/h8300.md: Fix formatting.
14346 2002-02-02 Kazu Hirata <kazu@hxi.com>
14348 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
14349 predicates of operands[1]. Split the patterns for each
14352 2002-02-02 Kazu Hirata <kazu@hxi.com>
14354 * config/h8300/h8300.md (xor patterns): Tighten the predicates
14355 of operands[1] to register_operand.
14357 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
14359 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
14360 * cpphash.c (_cpp_init_hashtable): Similarly.
14361 * cppinit.c (cpp_create_reader): Default the signed_char flag.
14362 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
14363 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
14364 (cpp_handle_option): Handle the new options.
14365 * cpplex.c (cpp_interpret_charconst): Use new flag.
14366 * cpplib.h (struct cpp_options): New member signed_char.
14367 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
14368 (cpp_options): Handle -fsigned-char and -funsigned-char.
14369 (static_specs): Remove signed_char_spec.
14370 (do_spec1): Don't handle %c.
14371 * system.h: Poison SIGNED_CHAR_SPEC.
14372 * tradcif.y (yylex): Use flag_signed_char.
14373 * tradcpp.h (flag_signed_char): New.
14374 * tradcpp.c (flag_signed_char): New.
14375 (main): Handle new command-line options.
14376 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
14378 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
14379 * avr/avr.h: Remove old comments.
14380 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
14381 (CC1_SPEC): Pass -fsigned-char if -mic*.
14382 (SIGNED_CHAR_SPEC): Remove.
14384 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
14386 2002-02-01 Eric Christopher <echristo@redhat.com>
14388 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
14389 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
14390 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
14391 (ASM_OUTPUT_REG_POP): Ditto.
14393 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
14395 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
14398 2002-02-02 Jakub Jelinek <jakub@redhat.com>
14400 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
14402 2002-02-02 Jakub Jelinek <jakub@redhat.com>
14405 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
14408 2002-02-01 Janis Johnson <janis187@us.ibm.com>
14410 * cfganal.c: Include tm_p.h.
14411 (keep_with_call_p): Fix the test that determines if a register holds
14412 the return value of a call.
14414 2002-02-01 DJ Delorie <dj@redhat.com>
14416 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
14417 we are given conflicting registers, switch to the other one we
14418 had allocated for us.
14419 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
14420 as TImode so we know when the "other" register is available.
14422 2002-02-01 David O'Brien <obrien@FreeBSD.org>
14424 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
14427 2002-02-01 Janis Johnson <janis187@us.ibm.com>
14429 * cfganal.c (keep_with_call_p): New function.
14430 (flow_call_edges_add): Prevent splitting a block between a call and
14431 a single-set instruction that should be kept in the same block.
14433 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
14435 * doc/install.texi (avr): Update outdated URL.
14437 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
14439 * config/stormy16/stormy16.md (pushqi): New.
14443 (movhi): Remove stack operands.
14445 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
14446 nonimmediate_nonstack_operand.
14447 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
14449 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
14452 2002-01-31 Jason Merrill <jason@redhat.com>
14454 * Makefile.in (c-parse.c): Handle .output file.
14455 * objc/Make-lang.in (objc-parse.c): Likewise.
14457 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
14459 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
14460 the -me[lb] option is given. Don't output the default flag
14463 2002-01-31 Zack Weinberg <zack@codesourcery.com>
14465 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
14466 the primary source file; this has not been done yet.
14467 * c-decl.c (c_expand_body): Reset input_filename from
14468 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
14470 2002-01-31 Kazu Hirata <kazu@hxi.com>
14472 * rtlanal.c (subreg_regno_offset): Do not use
14473 SUBREG_REGNO_OFFSET.
14474 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
14475 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
14477 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
14479 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
14480 version rather than GNATS version in --version output.
14482 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
14484 * ifcvt.c (noce_process_if_block): Make a copy of the destination
14485 when copying back from a temporary.
14487 2002-01-30 Richard Henderson <rth@redhat.com>
14489 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
14490 and new_dest are the same.
14492 2002-01-30 Richard Henderson <rth@redhat.com>
14495 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
14496 * rtl.c (note_insn_name): Update.
14497 * emit-rtl.c (remove_unnecessary_notes): Kill it.
14498 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
14499 to perform loop rotation.
14500 (expand_exit_loop_top_cond): New.
14501 * tree.h (expand_exit_loop_top_cond): Declare it.
14502 * c-semantics.c (genrtl_while_stmt): Use it.
14503 (genrtl_for_stmt): Likewise.
14505 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
14507 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
14508 arguments to 64-bit boundaries on 64-bit ABIs.
14510 2002-01-30 Steve Ellcey <sje@cup.hp.com>
14512 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
14514 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
14516 * c-decl.c (grokdeclarator): Handle type being a typedef for an
14519 2002-01-30 David O'Brien <obrien@FreeBSD.org>
14521 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
14522 * config/sparc/sparc_bi.h: Remove file.
14523 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
14525 2002-01-30 Richard Henderson <rth@redhat.com>
14527 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
14529 2002-01-30 Zack Weinberg <zack@codesourcery.com>
14531 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
14533 2002-01-30 Jason Merrill <jason@redhat.com>
14535 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
14536 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
14537 (reg_save): Use DW_CFA_offset_extended_sf instead.
14539 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
14541 2002-01-29 Jakub Jelinek <jakub@redhat.com>
14543 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
14546 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
14548 * rs6000.md ("*call_value_local32"): Remove constraints.
14549 ("*call_value_local64"): Same.
14550 ("*call_value_indirect_nonlocal_aix32"): Same.
14551 ("*call_value_nonlocal_aix32"): Same.
14552 ("*call_value_indirect_nonlocal_aix64"): Same.
14553 ("*call_value_nonlocal_aix64"): Same.
14554 ("*call_value_nonlocal_sysv"): Same.
14556 2002-01-29 Richard Henderson <rth@redhat.com>
14558 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
14560 2002-01-29 Richard Henderson <rth@redhat.com>
14562 * expr.c (force_operand): Ignore flag_pic for detecting pic
14564 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
14565 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
14566 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
14567 instead of open-coded loop.
14568 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
14569 be fixed when in use.
14571 2002-01-29 Richard Henderson <rth@redhat.com>
14573 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
14574 * sched-rgn.c (propagate_deps): Update them.
14575 * sched-deps.c (sched_analyze_insn): Update them. Flush the
14576 clobbers list when either gets too long.
14578 2002-01-29 Jakub Jelinek <jakub@redhat.com>
14580 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
14581 and INDEX_REGS the same as GENERAL_REGS.
14582 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
14584 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
14586 * tree.c (build_nonstandard_integer_type): Correct prototype.
14588 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
14590 * config/s390/s390.md (movstrsico, movstrdix_64,
14591 movstrsix_31): Remove, replace by ...
14592 (movstrdi_short, movstrsi_short, movstrdi_long,
14593 movstrsi_long): ... these. New.
14594 (movstrdi, movstrsi): Adapt.
14596 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
14597 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
14598 Remove unnecessary CC clobber.
14599 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
14600 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
14602 (divmoddi4): Don't partially initialize TImode register.
14604 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
14606 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
14608 2002-01-29 Richard Henderson <rth@redhat.com>
14610 * flow.c (print_rtl_and_abort): Remove.
14611 (print_rtl_and_abort_fcn): Remove.
14612 (verify_local_live_at_start): Use dump_bb instead.
14613 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
14614 (verify_wide_reg_1): Return 2 on mode test failure.
14616 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
14618 PR c/3325, c/3326, c/2511, c/3347
14619 * c-decl.c (enum_decl_context): Remove BITFIELD.
14620 (grokdeclarator): Take bitfield width as an input.
14621 Ensure bitfields are given the correct type. Perform
14622 bitfield width validation with build_bitfield_integer_type
14623 rather than waiting for finish_struct.
14624 (grok_typename, grok_typename_in_parm_context, start_decl,
14625 push_parmdecl, grokfield, start_function): Update calls to
14627 (build_bitfield_integer_type): New function.
14628 (finish_struct): Move bitfield validation to grokdeclarator
14629 and build_bitfield_integer_type.
14630 * tree.c (build_nonstandard_integer_type): New function.
14631 * tree.h (build_nonstandard_integer_type): New prototype.
14633 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
14635 2002-01-29 Jakub Jelinek <jakub@redhat.com>
14638 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
14639 don't ignore unrecognized -W* options.
14640 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
14641 * cpplib.h (cpp_handle_option): Adjust prototype.
14642 * c-decl.c (c_decode_options): Pass 0 as last argument to
14646 * gcc.c (cpp_unique_options): Split from cpp_options.
14647 (cpp_options): Source cpp_unique_options.
14648 (default_compilers): Use cpp_unique_options instead of cpp_options
14649 when used together with cc1_options.
14650 (static_specs): Add cpp_unique_options.
14651 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
14652 when used together with cc1_options.
14654 2002-01-29 Kazu Hirata <kazu@hxi.com>
14656 * config/h8300/h8300-protos.h: Update the prototype of
14658 * config/h8300/h8300.c (output_a_shift): Remove an unused
14659 argument 'insn'. Remove redundant code.
14660 * config/h8300/h8300.md: Adust to the new prototype of
14663 2002-01-29 Kazu Hirata <kazu@hxi.com>
14665 * config/h8300/h8300-protos.h: Update the prototypes of
14666 emit_a_rotate and expand_a_rotate.
14667 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
14668 first argument to 'enum rtx_code'.
14669 (expand_a_rotate): Likewise.
14671 2002-01-28 Kazu Hirata <kazu@hxi.com>
14673 * config/h8300/h8300-protos.h: Update the prototype of
14675 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
14677 * config/h8300/h8300.md: Adjust to the new prototype.
14679 2002-01-28 Kazu Hirata <kazu@hxi.com>
14681 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
14684 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
14686 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
14687 is a fixed register before returning pic_offset_table_rtx.
14688 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
14689 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
14691 2002-01-28 Jason Merrill <jason@redhat.com>
14693 * dwarf2.h: Sync with src version.
14695 2002-01-28 Paul Koning <pkoning@equallogic.com>
14697 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
14698 BT_FN_VOID_PTR_VAR.
14699 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
14700 * doc/extend.texi (__builtin_prefetch): Update documentation:
14701 first argument is now const void ptr.
14703 2002-01-28 Kazu Hirata <kazu@hxi.com>
14705 * config/h8300/h8300-protos.h: Remove an unused prototype.
14707 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
14709 * toplev.c (lang_independent_init): Round up identifier size.
14711 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
14713 * config.gcc: Revert previous change.
14715 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
14717 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
14719 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
14721 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
14722 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
14723 other non-elf netbsd config frags.
14724 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
14725 collect2 will does that.
14726 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
14727 shared-lib frobbing will work.
14729 2002-01-28 Kazu Hirata <kazu@hxi.com>
14731 * config/h8300/h8300.h: Fix formatting.
14732 * config/h8300/h8300.md: Likewise.
14734 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
14736 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
14737 the old, removed AAA_standards fix.
14738 * fixinc/fixincl.x: Rebuilt.
14740 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
14742 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
14743 atexit call in crtbegin, hooked in after call to frame_dummy;
14744 register EH before registering __fini__start.
14746 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
14748 * config/rs6000/altivec.h: Remove spurious semicolons.
14750 2002-01-27 Kazu Hirata <kazu@hxi.com>
14752 * config/h8300/h8300.md: Replace dead bit extraction patterns
14753 with ones that work.
14755 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14757 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
14758 if not STRICT_ALIGNMENT.
14759 * rtl.h (MEM_ALIGN): Likewise.
14761 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
14763 * doc/invoke.texi (-fdump-translation-unit): Revert this
14764 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
14766 2002-01-27 Kazu Hirata <kazu@hxi.com>
14768 * config/h8300/h8300.md (define_constants): New.
14769 (anonymous patterns) Use defined constants appropriately.
14771 2002-01-27 Kazu Hirata <kazu@hxi.com>
14773 * config/h8300/h8300.c (function_arg): Remove redundant code.
14775 2002-01-26 Richard Henderson <rth@redhat.com>
14777 * sched-deps.c (reg_pending_uses_head): New.
14778 (reg_pending_barrier): Rename from reg_pending_sets_all.
14779 (find_insn_list): Don't mark inline.
14780 (find_insn_mem_list): Remove.
14781 (add_dependence_list, add_dependence_list_and_free): New.
14782 (flush_pending_lists): Replace only_write param with separate
14783 for_read and for_write parameters. Update all callers. Use
14784 add_dependence_list_and_free.
14785 (sched_analyze_1): Do not add reg dependencies here; just set
14786 the pending bits. Use add_dependence_list.
14787 (sched_analyze_2): Likewise.
14788 (sched_analyze_insn): Replace schedule_barrier_found with
14789 reg_pending_barrier. Add all dependencies for pending reg
14790 uses, sets, and clobbers.
14791 (sched_analyze): Don't add reg dependencies for calls, just
14792 set pending bits. Use regs_invalidated_by_call. Treat
14793 sched_before_next_call as a normal list, not a fake insn.
14794 (init_deps): No funny init for sched_before_next_call.
14795 (free_deps): Free pending mems lists. Don't zero reg_last.
14796 (init_deps_global): Init reg_pending_uses.
14797 (finish_deps_global): Free it.
14798 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
14799 (find_insn_mem_list): Remove.
14800 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
14801 (propagate_deps): Use them. Zero temp mem lists.
14803 2002-01-26 Richard Henderson <rth@redhat.com>
14805 * Makefile.in (CRTSTUFF_CFLAGS): New.
14806 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
14807 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
14808 crtstuff.c instead of alpha assembly version.
14809 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
14810 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
14811 not FORCE_{INIT,FINI}_SECTION_ALIGN.
14812 (__do_global_dtors_aux): Mark used.
14813 (frame_dummy, __do_global_ctors_aux): Mark used.
14814 (fini_dummy, init_dummy): Remove.
14816 * config/alpha/crtbegin.asm: Remove file.
14817 * config/alpha/crtend.asm: Remove file.
14818 * config/alpha/t-crtbe: Remove file.
14819 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
14820 (LINK_EH_SPEC): New.
14822 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
14823 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
14824 calling constructors.
14825 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
14827 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
14828 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
14829 CRT_END_INIT_DUMMY hack.
14830 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
14831 FORCE_{INIT,FINI}_SECTION_ALIGN.
14833 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
14834 FORCE_{INIT,FINI}_SECTION_ALIGN.
14836 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
14837 invocation sequence.
14838 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
14840 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
14841 (FORCE_CODE_SECTION_ALIGN): New.
14843 2002-01-26 Richard Henderson <rth@redhat.com>
14845 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
14847 2002-01-26 Richard Henderson <rth@redhat.com>
14849 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
14850 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
14852 2002-01-26 Kazu Hirata <kazu@hxi.com>
14854 * config/h8300/h8300.md: Remove bit extraction patterns that
14855 cannot be triggered.
14856 Restrict each bit extraction pattern to a variant on which the
14859 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
14861 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
14863 2002-01-26 Kazu Hirata <kazu@hxi.com>
14865 * config/h8300/h8300.md: Remove bit test patterns that cannot
14867 Restrict each bit test pattern to a variant on which the
14870 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14872 * builtins.c (expand_builtin_strncat): Remove redundant check for
14875 2002-01-25 David O'Brien <obrien@FreeBSD.org>
14877 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
14879 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
14882 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
14884 * dbxout.c (dbxout_init): Use assemble_name rather than just
14885 stripping off the first character.
14886 (dbxout_source_file): Likewise.
14888 2002-01-25 DJ Delorie <dj@redhat.com>
14890 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
14891 using rtx_equal_p, not by comparing pointers.
14893 2002-01-25 Steve Ellcey <sje@cup.hp.com>
14895 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
14896 for PIC_OFFSET_TABLE_REGNUM.
14897 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
14899 2002-01-25 David O'Brien <obrien@FreeBSD.org>
14901 * config.gcc (x86_64-*-freebsd*): New target.
14902 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
14904 (i[34567]86-*-freebsd*): Don't include svr4.h.
14905 * config/i386/freebsd64.h: New file.
14907 2002-01-25 Douglas B Rupp <rupp@gnat.com>
14909 * config/alpha/x-vms (version): Make static.
14911 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
14912 in previous checkin.
14914 * Makefile.in (install-headers-cp): New target.
14915 * config.gcc (alpha-dec-*vms*): Install headers with
14918 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
14920 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
14923 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14925 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
14926 of compare_tree_int.
14927 (expand_builtin_strncat): Likewise.
14928 * c-decl.c (finish_struct): Use tree_low_cst.
14929 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
14930 * tree.c (compare_tree_int): Likewise.
14932 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
14934 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
14935 adjustments even if they are implemented by more than two insns.
14937 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
14939 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
14940 * df.h (struct ref): Kill B.
14941 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
14943 * basic-block.h (PROP_EQUAL_NOTES): New flag.
14944 * flow.c (propagate_one_insn): Use it.
14945 (mark_used_regs): Handle NIL.
14947 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
14949 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
14952 2002-01-25 David Edelsohn <edelsohn@gnu.org>
14954 * rs6000.md (prefetch): Make address V4SI mode so that the address
14955 is restricted to legitimate form for instruction.
14957 2002-01-25 Bob Wilson <bob.wilson@acm.org>
14959 * doc/install.texi (xtensa-*-elf): New target.
14960 (xtensa-*-linux*): New target.
14961 * doc/contrib.texi: Add myself.
14963 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
14965 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
14966 purpose register to hold an SImode (or smaller) value.
14968 2002-01-25 Jakub Jelinek <jakub@redhat.com>
14970 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
14972 * crtstuff.c: Likewise.
14974 2002-01-25 Kazu Hirata <kazu@hxi.com>
14976 * config/h8300/h8300.md (negation patterns): Tighten
14977 predicates to register_operand.
14979 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
14981 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
14984 * builtins.c (expand_builtin_prefetch): Same.
14986 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14988 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
14991 2002-01-24 Kazu Hirata <kazu@hxi.com>
14993 * config/h8300/h8300.c (print_operand): Remove support for
14994 operand character 'A'.
14995 * config/h8300/h8300.md (three anonymous patterns): Replace
14996 operand character 'A' with either 'T' or 'S'.
14998 2002-01-24 Kazu Hirata <kazu@hxi.com>
15000 * config/h8300/h8300.c (print_operand): Remove support for
15001 operand character 'U'.
15003 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
15005 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
15007 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
15009 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
15010 values to be assigned to the stack pointer.
15012 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
15014 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
15015 to const_double needs to be done right for big-endian systems.
15017 2002-01-24 Jason Merrill <jason@redhat.com>
15020 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
15021 to can_throw_internal.
15023 2002-01-23 Richard Henderson <rth@redhat.com>
15025 * fold-const.c (fold): Change UINT_MAX test to check vs precision
15026 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
15028 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
15030 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
15031 (symGOT2reg): Use them, then set as GOT value as unchanging.
15032 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
15033 as a temporary, if possible.
15034 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
15035 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
15037 2002-01-23 Kazu Hirata <kazu@hxi.com>
15039 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
15040 accept to accept 0x80 as operands[2].
15042 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
15044 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
15046 2002-01-23 Richard Henderson <rth@redhat.com>
15048 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
15050 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
15052 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
15053 (parmlist_or_identifiers_1): Verify that only a parmlist follows
15056 2002-01-23 Richard Henderson <rth@redhat.com>
15058 * expr.c (move_by_pieces_1): Extend size before negation.
15060 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
15061 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
15062 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
15063 * config/m68k/t-m68kelf: Likewise.
15065 2002-01-23 Bob Wilson <bob.wilson@acm.org>
15067 * config/xtensa/elf.h: New file.
15068 * config/xtensa/lib1funcs.asm: New file.
15069 * config/xtensa/lib2funcs.S: New file.
15070 * config/xtensa/linux.h: New file.
15071 * config/xtensa/t-xtensa: New file.
15072 * config/xtensa/xtensa-config.h: New file.
15073 * config/xtensa/xtensa-protos.h: New file.
15074 * config/xtensa/xtensa.c: New file.
15075 * config/xtensa/xtensa.h: New file.
15076 * config/xtensa/xtensa.md: New file.
15077 * config.gcc (xtensa-*-elf*): New target.
15078 (xtensa-*-linux*): New target.
15079 * cse.c (canon_hash): Compare rtx pointers instead of register
15080 numbers. This is required for the Xtensa port.
15081 * integrate.c (copy_insn_list): Handle case where the static
15082 chain is in memory and the memory address has to be copied to
15084 * doc/invoke.texi (Option Summary): Add Xtensa options.
15085 (Xtensa Options): New node.
15086 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
15088 2002-01-23 Zack Weinberg <zack@codesourcery.com>
15090 * diagnostic.c (internal_error): Do ICE suppression only
15091 when ENABLE_CHECKING is not defined.
15093 * c-typeck.c (require_complete_type): Return error_mark_node
15094 if type is error_mark_node.
15096 2002-01-23 Janis Johnson <janis187@us.ibm.com>
15098 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
15099 -Os and issue a warning.
15101 2002-01-23 Zack Weinberg <zack@codesourcery.com>
15103 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
15104 current (lack of) need for host configuration by hand.
15106 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
15107 references. Documentation of some target macros moved from
15108 hostconfig.texi to tm.texi.
15110 2002-01-23 Will Cohen <wcohen@redhat.com>
15112 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
15115 2002-01-23 Kazu Hirata <kazu@hxi.com>
15117 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
15120 2002-01-23 Jason Merrill <jason@redhat.com>
15122 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
15124 * function.c (assign_parms): Don't put args of inline functions
15125 into registers when not optimizing.
15127 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
15129 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
15130 (prologue_use): New pattern.
15131 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
15132 preference to gen_rtx_USE.
15133 (thumb_expand_prologue): Use gen_prologue_use in preference to
15135 (thumb_expand_epilogue): Use gen_prologue_use in preference to
15138 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
15140 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
15142 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
15145 * doc/extend.texi: Correct documentation of __alignof__.
15147 2002-01-22 Zack Weinberg <zack@codesourcery.com>
15149 * params.h: Rename arguments of DEFPARAM so that it will be
15150 recognized as a translation keyword.
15152 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
15154 * extend.texi: Document altivec functions.
15155 Fix N-bit adjectives in X86 builtin documentation.
15157 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
15159 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
15160 auto_inc_dec values.
15162 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
15164 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
15166 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
15168 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
15170 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
15172 2002-01-22 Richard Henderson <rth@redhat.com>
15174 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
15175 copy_insn not copy_rtx.
15177 2002-01-23 Alan Modra <amodra@bigpond.net.au>
15179 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
15180 "nonzero" as that might add "1" bits. Ensure "constop" is
15181 properly sign extened.
15182 (force_to_mode): Tweak for sign extended constop.
15184 2002-01-22 Richard Henderson <rth@redhat.com>
15186 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
15187 for_each_rtx instead of assuming we're already looking at the MEM.
15188 (split_small_symbolic_mem_operand): Likewise.
15189 * config/alpha/alpha.h (PREDICATE_CODES): Update.
15190 * config/alpha/alpha.md (small symbolic memory splitters): Update.
15192 2002-01-22 Richard Henderson <rth@redhat.com>
15194 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
15195 sequence number for the literal.
15196 (divmoddi_internal_er): Likewise.
15198 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
15201 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
15202 in LIBICONV variable.
15203 * configure: Regenerated.
15205 2002-01-22 Krister Walfridsson <cato@df.lth.se>
15207 * dependence.c (build_def_use): Remove array_idx.
15209 * dwarfout.c (last_filename): Remove.
15210 (output_compile_unit_die): Remove last_filename.
15212 2002-01-22 Roger Sayle <roger@eyesopen.com>
15213 Richard Henderson <rth@redhat.com>
15216 * fold-const.c (fold): Optimize unsigned comparisons against
15217 UINT_MAX (and similar unsigned constants).
15219 2002-01-22 Janis Johnson <janis187@us.ibm.com>
15221 * Makefile.in (loop.o): Depend on OPTABS_H.
15222 * loop.c (emit_prefetch_instructions): Check the prefetch operand
15223 against the predicate.
15226 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
15227 for the address operand.
15229 2002-01-22 Richard Henderson <rth@redhat.com>
15231 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
15233 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
15236 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
15237 preprocessor flags.
15239 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
15241 * config.gcc (x86_64-*-netbsd*): New target.
15242 * config/i386/netbsd64.h: New file.
15244 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
15246 * regrename.c (kill_value): Fix typo.
15248 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
15250 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
15252 * config/rs6000/rs6000.h: Same.
15254 * function.c (instantiate_virtual_regs): Remove
15255 STARTING_FRAME_PHASE.
15256 (assign_stack_local_1): Same.
15257 Calculate frame phase.
15259 2002-01-22 Nick Clifton <nickc@redhat.com>
15261 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
15262 variable declaration to outer scope in order to simplify
15264 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
15265 arm_hard_regno_mode_ok.
15266 * config/arm/arm-protos.h: Add a prototype for
15267 arm_hard_regno_mode_ok.
15268 * config/arm/arm.c (soft_df_operand): Remove now redundant
15269 check for DImode values using IP_REGNUM.
15270 (nonimmediate_soft_df_operand): Remove now redundant check for
15271 DImode values using IP_REGNUM.
15272 (arm_hard_regno_mode_ok): New function. New check: make sure
15273 that DImode values are not stored in IP_REGNUM.
15275 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
15277 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
15279 2002-01-22 Jason Merrill <jason@redhat.com>
15281 * c-semantics.c (genrtl_compound_stmt): Only check nesting
15282 consistency if this COMPOUND_STMT is scoped.
15284 2002-01-22 Kazu Hirata <kazu@hxi.com>
15286 * predict.c: Fix formatting.
15287 * print-tree.c: Likewise.
15288 * protoize.c: Likewise.
15289 * real.h: Likewise.
15291 * sbitmap.h: Likewise.
15292 * scan.c: Likewise.
15293 * sched-deps.c: Likewise.
15294 * sched-vis.c: Likewise.
15295 * sdbout.c: Likewise.
15296 * sibcall.c: Likewise.
15298 * ssa-ccp.c: Likewise.
15299 * ssa-dce.c: Likewise.
15300 * stmt.c: Likewise.
15301 * stor-layout.c: Likewise.
15302 * system.h: Likewise.
15304 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15306 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
15307 if fits in bounds of base type.
15309 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
15310 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
15311 (add_bound_info, default): If can't find a context, make a
15313 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
15315 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
15317 * c-typeck.c (parser_build_binary_op): If result from
15318 build_binary_op is ERROR_MARK just return error_mark_node without
15319 further processing.
15321 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
15323 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
15324 Split a.out-specific bits into...
15325 * config/netbsd-aout.h: ...this.
15326 * config/netbsd-elf.h: New file.
15327 * config/alpha/netbsd-elf.h: Remove.
15328 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
15329 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
15330 (STARTFILE_SPEC): Remove redundant definition.
15331 (ENDFILE_SPEC): Likewise.
15332 (LINK_SPEC): Likewise.
15333 (CPP_SPEC): Likewise.
15334 (ASM_SPEC): Likewise.
15335 (LIB_SPEC): Likewise.
15336 (SWITCH_TAKES_ARG): Likewise.
15337 (TARGET_MEM_FUNCTIONS): Likewise.
15338 (CPP_PREDEFINES): Redefine.
15339 (ASM_FINAL_SPEC): Remove redefinition.
15340 (ASM_COMMENT_START): Redefine.
15341 (FUNCTION_PROFILER): Define.
15342 (TARGET_VERSION): Redefine.
15343 Comment and formatting cleanup.
15344 * config/i386/netbsd.h: Include <netbsd-aout.h>.
15345 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
15346 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
15347 big- or little-endian.
15348 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
15349 * config.gcc (*-*-netbsd*): Add definitions common to all
15351 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
15352 gnu_ld definitions. Add netbsd-elf.h to and remove
15353 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
15354 tmake_file, and don't lose previous tmake_file contents.
15355 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
15356 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
15357 gnu_ld definitions. Add netbsd-elf.h to tm_file.
15358 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
15359 (mipsel-*-netbsd*): Rename this to...
15360 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
15361 mips/little.h to tm_file for mips*el-*.
15362 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
15363 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
15364 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
15366 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
15368 * pa-protos.h (reg_before_reload_operand): New function prototype.
15369 * pa.c (reg_before_reload_operand): New function implementation.
15370 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
15371 contraints to "*m".
15373 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15375 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
15377 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
15379 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
15380 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
15381 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
15382 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
15383 (ENDFILE_SPEC): Undefine.
15384 (STARTFILE_SPEC): Redefine for PA.
15386 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15388 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
15390 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
15392 * config.gcc: Add entries to supported PowerPC --with-cpu
15395 2002-01-21 Jakub Jelinek <jakub@redhat.com>
15397 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
15398 true for 64-bit mode only SSE registers in 32-bit mode.
15400 2002-01-21 Kazu Hirata <kazu@hxi.com>
15402 * unwind-dw2.c: Fix formatting.
15403 * unwind-dw2-fde.c: Likewise.
15404 * unwind-dw2-fde.h: Likewise.
15405 * unwind-pe.h: Likewise.
15406 * varasm.c: Likewise.
15407 * varray.h: Likewise.
15409 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
15411 Remove workaround for register stack overwrite bug in mmix.
15412 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
15413 support for TARGET_REG_STACK_FILL_BUG.
15414 * config/mmix/mmix.h: Remove member has_call_without_parameters.
15415 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
15417 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
15418 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
15419 -mno-reg-stack-fill-bug-workaround.
15420 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
15421 machine member has_call_without_parameters.
15422 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
15423 -mreg-stack-fill-bug-workaround and
15424 -mno-reg-stack-fill-bug-workaround.
15425 (MMIX Options): Ditto.
15427 2002-01-21 Kazu Hirata <kazu@hxi.com>
15429 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
15431 Remove redundant code.
15433 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
15435 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
15436 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
15437 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
15438 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
15439 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
15440 out target macro definitions and non-target-specific comments
15441 mostly taken from old versions of the manual.
15443 2002-01-20 Kazu Hirata <kazu@hxi.com>
15445 * config/h8300/h8300.h: Fix comment formatting.
15446 * config/ia64/aix.h: Likewise.
15447 * config/ia64/ia64-protos.h: Likewise.
15448 * config/ia64/ia64.c: Likewise.
15449 * config/ia64/ia64.h: Likewise.
15450 * config/ia64/ia64intrin.h: Likewise.
15451 * config/ia64/linux.h: Likewise.
15452 * config/ia64/unwind-aix.c: Likewise.
15453 * config/ia64/unwind-ia64.c: Likewise.
15455 2002-01-20 Kazu Hirata <kazu@hxi.com>
15457 * config/h8300/h8300.c: Revise comments about shift code.
15459 2002-01-20 Kazu Hirata <kazu@hxi.com>
15461 * config/h8300/h8300.c (function_arg): Update a comment.
15463 2002-01-20 Kazu Hirata <kazu@hxi.com>
15465 * config/h8300/h8300.md: Update the comments at the beginning
15468 2002-01-20 Kazu Hirata <kazu@hxi.com>
15470 * config/i370/i370.c: Fix comment formatting.
15471 * config/i370/i370.h: Likewise.
15472 * config/i370/i370.md: Likewise.
15473 * config/i370/linux.h: Likewise.
15475 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15477 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
15479 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
15480 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
15481 in incomplete case.
15483 2002-01-20 Graham Stott <grahams@redhat.com>
15485 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
15487 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
15489 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
15491 2002-01-19 Tom Rix <trix@redhat.com>
15493 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
15495 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
15497 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
15499 * function.c (assign_stack_local_1): Adjust x_frame_offset with
15500 STARTING_FRAME_PHASE.
15501 (STARTING_FRAME_PHASE): New.
15502 (instantiate_virtual_regs): Check saneness of
15503 STARTING_FRAME_PHASE.
15505 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
15507 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
15509 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
15511 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
15513 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
15514 be used for bootstrapping GCC 3.0.
15516 2002-01-18 Kazu Hirata <kazu@hxi.com>
15518 * config/h8300/h8300.md: Fix an insn length.
15520 2002-01-18 Kazu Hirata <kazu@hxi.com>
15522 * bitmap.h: Fix comment formatting.
15523 * combine.c: Likewise.
15524 * cppfiles.c: Likewise.
15525 * c-pragma.h: Likewise.
15526 * c-typeck.c: Likewise.
15528 * dwarf2out.c: Likewise.
15529 * function.c: Likewise.
15531 * genattrtab.c: Likewise.
15532 * gthr-win32.h: Likewise.
15533 * haifa-sched.c: Likewise.
15534 * predict.c: Likewise.
15535 * rtlanal.c: Likewise.
15537 * unwind-dw2-fde.h: Likewise.
15538 * unwind-pe.h: Likewise.
15539 * vmsdbgout.c: Likewise.
15541 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15543 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
15544 if type_required and passed decl.
15546 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
15548 * config.gcc (cpu_type): Include altivec.h in powerpc
15552 * config/rs6000/altivec.h: New.
15554 2002-01-17 David Edelsohn <edelsohn@gnu.org>
15556 * doc/install.texi (*-ibm-aix*): Update assembler and exception
15557 handling information.
15558 * doc/trouble.texi (Interoperation): Add libstdc++ information
15560 (Misunderstandings): Add template instantiation and static template
15561 member information for AIX.
15563 2002-01-17 Jason Merrill <jason@redhat.com>
15565 * dbxout.c (dbxout_type): Support const and volatile.
15567 * except.c (add_partial_entry): Remove backwards compatibility code.
15568 (end_protect_partials): Likewise.
15570 2002-01-17 Jakub Jelinek <jakub@redhat.com>
15572 * config/ia64/ia64.md (prologue_use): New.
15573 * config/ia64/ia64.c (ia64_expand_prologue): Use
15574 gen_prologue_use instead of gen_rtx_USE.
15575 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
15576 as CODE_FOR_pred_rel_mutex.
15577 (ia64_sched_reorder2): Likewise.
15579 2002-01-16 Eric Christopher <echristo@redhat.com>
15581 * config/mips/r3900.h: Reformat.
15582 (SUBTARGET_CPP_SIZE_SPEC): Remove.
15583 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
15584 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
15585 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
15586 * config/mips/t-elf: Remove mips3 multilib.
15588 2002-01-16 H.J. Lu <hjl@gnu.org>
15590 * config/mips/linux.h: Include "mips/abi64.h".
15592 2002-01-16 H.J. Lu <hjl@gnu.org>
15594 * config/mips/t-linux: New.
15596 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
15598 * config/mips/linux.h: Don't include "gofast.h".
15599 (INIT_SUBTARGET_OPTABS): Removed.
15601 2002-01-16 Kazu Hirata <kazu@hxi.com>
15603 * config/h8300/h8300-protos.h: Replace emit_a_shift with
15605 * config/h8300/h8300.c: Likewise.
15606 * config/h8300/h8300.md: Likewise.
15608 2002-01-16 Kazu Hirata <kazu@hxi.com>
15610 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
15611 spaces after an opcode name.
15612 (pushqi1_h8300hs): Likewise.
15613 (pushhi1_h8300hs): Likewise.
15615 2002-01-16 Kazu Hirata <kazu@hxi.com>
15617 * doc/extend.texi: Replace "option" with "attribute"
15620 2002-01-16 Jakub Jelinek <jakub@redhat.com>
15622 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
15623 (and:DI () (const_int -8)).
15624 (split_small_symbolic_mem_operand): Split
15625 (mem (and:DI () (const_int -8)).
15627 2002-01-16 Jakub Jelinek <jakub@redhat.com>
15630 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
15631 same way as TYPE_IMUL.
15632 (ultrasparc_sched_reorder): Likewise.
15633 * config/sparc/sparc.md (type): Add comment to update
15634 ultrasparc_sched_reorder when making changes.
15636 2002-01-16 Kazu Hirata <kazu@hxi.com>
15638 * doc/invoke.texi: Change the dump file name of block
15639 reordering pass from 28.bbro to 29.bbro.
15640 Mention -dk option.
15642 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
15644 * i386.md (minsf splitter): Fix pasto.
15646 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
15648 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
15649 to frame pointer initialisation instruction.
15650 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
15651 initialisation instruction.
15652 (soft_df_operand): Do not accept the IP register.
15653 (nonimmediate_soft_df_operand): Do not accept the IP register.
15655 2002-01-16 Jakub Jelinek <jakub@redhat.com>
15658 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
15659 MASK_V8 being both set.
15661 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
15663 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
15664 insn for GOT register; add REG_MAYBE_DEAD notes instead.
15665 config/s390/s390.md (call, call_value): Add GOT register to
15666 CALL_INSN_FUNCTION_USAGE where needed.
15667 (call_exp, call_value_exp): New.
15669 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
15671 * config/arm/arm.c: General formatting tidy up.
15673 2002-01-16 Graham Stott <grahams@redhat.com>
15675 * calls.c (try_to_integrate): Use "(size_t)" intermediate
15676 cast and when casting an integer literal to "rtx" pointer.
15677 (expand_call): Likewise.
15678 * flow.c (try_pre_increment): Likewise.
15679 (find_use_as_address): Likewise.
15680 * integrate.c (expand_iline_function): Likewise.
15681 * regmove.c (try_auto_increment): Likewise.
15683 2002-01-16 Graham Stott <grahams@redhat.com>
15685 * sched-rgn.c (passed): Use sbitmap_free.
15686 (header): Likewise.
15688 (in_queue): Likewise.
15689 (in_stack): Likewise.
15691 2002-01-15 Eric Christopher <echristo@redhat.com>
15693 * flow.c (propagate_one_insn): Change to use fatal_insn.
15695 2002-01-15 Kazu Hirata <kazu@hxi.com>
15697 * expmed.c (extract_fixed_bit_field): Remove unused code.
15698 * system.h: Poison SLOW_ZERO_EXTEND.
15699 * doc/tm.texi: Remove.
15700 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
15701 * config/arm/arm.h: Likewise.
15702 * config/avr/avr.h: Likewise.
15703 * config/clipper/clipper.h: Likewise.
15704 * config/convex/convex.h: Likewise.
15705 * config/d30v/d30v.h: Likewise.
15706 * config/dsp16xx/dsp16xx.h: Likewise.
15707 * config/elxsi/elxsi.h: Likewise.
15708 * config/fr30/fr30.h: Likewise.
15709 * config/h8300/h8300.h: Likewise.
15710 * config/i370/i370.h: Likewise.
15711 * config/i386/i386.h: Likewise.
15712 * config/m68k/m68k.h: Likewise.
15713 * config/mips/mips.h: Likewise.
15714 * config/ns32k/ns32k.h: Likewise.
15715 * config/pdp11/pdp11.h: Likewise.
15716 * config/pj/pj.h: Likewise.
15717 * config/s390/s390.h: Likewise.
15718 * config/sh/sh.h: Likewise.
15719 * config/stormy16/stormy16.h: Likewise.
15720 * config/v850/v850.h: Likewise.
15721 * config/vax/vax.h: Likewise.
15722 * config/we32k/we32k.h: Likewise.
15724 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
15726 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
15727 (altivec_lvsl): Change constraint to b.
15728 (altivec_lvsr): Same.
15729 (altivec_lvebx): Same.
15730 (altivec_lvehx): Same.
15731 (altivec_lvewx): Same.
15732 (altivec_lvxl): Same.
15733 (altivec_lvx): Same.
15734 (altivec_stvx): Add parallel.
15735 (altivec_stvxl): Same.
15736 (altivec_stvehx): Same.
15737 (altivec_stvebx): Same.
15738 (altivec_stvebx): Same.
15740 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
15742 * config.gcc: Change altivec.h to altivec-defs.h.
15744 * config/rs6000/altivec.h: Delete.
15746 * config/rs6000/altivec-defs.h: Add.
15748 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
15750 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
15753 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
15754 less than or equal to eight bytes.
15756 * vax.md (andsi3): Remove constraints and change SET destination
15757 operand type to nonimmediate_operand.
15758 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
15759 when it is a CONST_INT.
15761 2002-01-15 Jason Merrill <jason@redhat.com>
15763 * c-common.def (FILE_STMT): New code.
15764 * c-common.c (statement_code_p): It's a statement.
15765 * c-common.h (stmt_tree_s): Add x_last_filename.
15766 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
15767 (last_expr_filename): New macro.
15768 * c-semantics.c (begin_stmt_tree): Initialize it.
15769 (add_stmt): If the filename changed, also insert a
15771 (expand_stmt): Handle seeing one.
15773 2002-01-15 Eric Christopher <echristo@redhat.com>
15775 * flow.c (propagate_one_insn): Add error message and print out
15776 insn for debugging.
15778 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
15780 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
15781 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
15782 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
15783 TRAMPOLINE_ALIGNMENT.
15784 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
15786 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
15787 PCC_BITFIELD_TYPE_MATTERS.
15788 * config/interix.h (STDC_VALUE): Remove. Use
15789 STDC_0_IN_SYSTEM_HEADERS.
15790 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
15791 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
15792 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
15794 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
15796 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
15797 not work on this platform currently.
15799 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
15801 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
15802 readonly_warning in _().
15804 2002-01-15 Douglas B Rupp <rupp@gnat.com>
15806 * gcc.c (delete_if_ordinary): Backout previous change.
15808 2002-01-15 Kazu Hirata <kazu@hxi.com>
15810 * config/h8300/h8300.c (print_operand): Remove support for
15811 unused operand characters.
15813 * read-rtl.c: Fix formatting.
15814 * real.c: Likewise.
15815 * recog.c: Likewise.
15816 * regclass.c: Likewise.
15817 * regmove.c: Likewise.
15818 * reg-stack.c: Likewise.
15819 * reload1.c: Likewise.
15820 * rtlanal.c: Likewise.
15822 2002-01-15 Kazu Hirata <kazu@hxi.com>
15824 * config/i386/i386.c: Fix formatting.
15826 2002-01-15 Jakub Jelinek <jakub@redhat.com>
15828 * c-typeck.c (process_init_element): Don't save_expr
15829 COMPOUND_LITERAL_EXPR if just its initializer will be used.
15831 2002-01-15 David Edelsohn <edelsohn@gnu.org>
15833 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
15834 emit optional traceback table if optimize_size or TARGET_ELF.
15835 * config/rs6000/rs6000.md (prefetch): New.
15837 2002-01-15 Andreas Jaeger <aj@suse.de>
15839 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
15841 2002-01-15 Kazu Hirata <kazu@hxi.com>
15843 * mips-tfile.c: Fix formatting.
15845 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
15847 * unroll.c (final_reg_note_copy): Fix previous commit.
15849 2002-01-14 Kazu Hirata <kazu@hxi.com>
15851 * config/h8300/h8300-protos.h: Remove the prototype for
15853 * config/h8300/h8300.c (eq_operator): Remove.
15855 2002-01-14 Richard Henderson <rth@redhat.com>
15857 * config/i386/i386.md (prefetch): Tidy.
15858 (prefetch_3dnow): Fix locality operand.
15860 2002-01-14 Richard Henderson <rth@redhat.com>
15862 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
15863 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
15865 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
15867 * reload1.c (reload_combine): Pass reg_sum replacement through
15868 copy_rtx in loop performing multiple changes.
15870 2002-01-14 Jakub Jelinek <jakub@redhat.com>
15872 * except.c (remove_unreachable_regions): New.
15873 (free_eh_status): Clear exception_handler_labels.
15874 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
15875 (find_exception_handler_labels): Don't add the same label more than
15877 (remove_exception_handler_label): Don't die if
15878 find_exception_handler_labels hasn't been called for the current
15881 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
15883 * toplev.c (rest_of_compilation): Rebuild jump labels after
15886 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
15888 * doc/extend.texi: Move documentation of X86 built-in functions
15890 * doc/invoke.texi: From here.
15891 * doc/sourcebuild.texi: Document location of documentation for
15892 machine built-in functions.
15894 2002-01-13 Christopher Faylor <cgf@redhat.com>
15896 * cppfiles.c (TEST_THRESHOLD): New macro.
15897 (SHOULD_MMAP): Ditto.
15898 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
15901 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
15903 * unroll.c (final_reg_note_copy): Properly handle
15905 (unroll_loops): Fix LOOP_CONDITION heuristics.
15907 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
15909 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
15910 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
15912 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
15914 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
15917 2002-01-14 Tom Rix <trix@redhat.com>
15919 * config/rs6000/rs6000.md: Fix typo with sradi.
15921 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
15923 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
15924 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
15925 (clrstrdi, clrstrsi): Adapt callers.
15927 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
15929 (movti splitter): Never use register 0 as base register.
15931 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
15933 * combine.c (simplify_shift_const): Always generate new rtx
15934 for shift expression instead of reusing given expression.
15936 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15938 * config/alpha/alpha.c (alpha_expand_mov): Don't call
15939 alpha_legitimize_address unless mode is Pmode.
15941 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
15943 * doc/md.texi (Modifiers): Document the '*' constraint for the
15946 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
15947 * doc/extend.texi (Function Attributes): 'interrupt' is valid
15950 2002-01-13 Richard Henderson <rth@redhat.com>
15952 * reload.c (find_reloads): Use a hard reg destination as reload reg
15953 for an input reload of the source.
15955 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
15957 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
15960 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
15962 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
15963 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
15965 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
15967 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15969 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
15971 2002-01-12 Tom Rix <trix@redhat.com>
15973 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
15976 2002-01-12 Richard Henderson <rth@redhat.com>
15978 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
15980 * doc/invoke.texi: Update Alpha options.
15982 * doc/invoke.texi: Update i386 built-in function lists.
15984 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
15986 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
15987 referencing outside.
15989 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15991 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
15992 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
15993 offsets, and change line folding.
15994 * optabs.c (expand_binop): Remove warnings.
15995 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
15997 2002-01-12 Graham Stott <grahams@redhat.com>
15999 * attribs.c (handle_deprecated_attribute): constify WHAT.
16000 * diagnostic.c (warn_deprecated_use): Add braces, fixes
16001 dangling else warning and constify WHAT.
16002 * except.h (struct function, struct inline_remap): Move
16003 struct tag forward defs before all prototypes.
16004 (duplicate_eh_regions): Whitespace.
16006 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
16008 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
16009 MODE_BASE_REG_CLASS.
16010 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
16012 2002-01-12 Richard Henderson <rth@redhat.com>
16014 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
16015 (ix86_expand_vector_move): New.
16016 (bdesc_2arg): Remove andps, andnps, orps, xorps.
16017 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
16018 Remove old prefetch builtins. Special case the logicals removed above.
16019 (ix86_expand_builtin): Likewise.
16020 (safe_vector_operand): Use V4SFmode, not TImode.
16021 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
16022 (ix86_expand_timode_binop_builtin): New.
16023 * config/i386/i386-protos.h: Update.
16024 * config/i386/i386.h (enum ix86_builtins): Update.
16025 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
16026 Use ix86_expand_vector_move in vector move expanders.
16027 (movti_internal, movti_rex64): Add xorps alternative.
16028 (sse_clrv4sf): Rename and adjust from sse_clrti.
16029 (prefetch): Don't work so hard.
16030 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
16031 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
16032 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
16034 2002-01-11 Richard Henderson <rth@redhat.com>
16036 * config/i386/mmintrin.h: New file.
16037 * config/i386/xmmintrin.h: New file.
16038 * config.gcc (i?86-*-*): Add extra_headers.
16039 * simplify-rtx.c (simplify_unary_operation): Handle saturating
16041 (simplify_binary_operation): Handle saturating arithmetic codes.
16042 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
16043 not the lowpart subreg.
16044 (ix86_expand_builtin): Return a TImode dummy register instead of 0
16046 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
16048 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16050 * conflict.c (conflict_graph_compute): Free regsets when finished.
16051 * ssa.c (compute_coalesced_reg_partition): Likewise.
16053 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16055 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
16056 every where we allocate a register.
16058 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16060 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
16061 * lcm.c (compute_earliest, compute_farthest): Likewise.
16063 2002-01-11 Janis Johnson <janis187@us.ibm.com>
16065 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
16067 2002-01-11 Janis Johnson <janis187@us.ibm.com>
16069 * doc/rtl.texi (Insns): Fix 2 typos.
16071 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
16073 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
16074 options. Use @table @gcctabopt for MMIX options. Add index
16075 entries for MMIX options. Start new paragraph with first
16076 heading of the machine-dependent options.
16078 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
16081 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
16082 * combine.c (force_to_mode): Same.
16083 * reload1.c (clear_reload_reg_in_use): Same.
16085 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
16087 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
16090 2002-01-11 Andreas Jaeger <aj@suse.de>,
16091 Brad Lucier <lucier@math.purdue.edu>
16093 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
16096 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
16098 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
16099 Protect with IN_LIBGCC.
16100 (LINK_EH_SPEC): Add required trailing space.
16102 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
16104 * c-tree.h: Move function declarations so that they are listed
16105 under the filename which contains them.
16106 (check_identifier, finish_decl_top_level,
16107 lookup_name_current_level_global, shadow_record_fields): Remove.
16109 2002-01-11 Andreas Jaeger <aj@suse.de>
16111 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
16114 2002-01-10 Richard Henderson <rth@redhat.com>
16116 * config/alpha/alpha.c (print_operand): Add 'J'.
16117 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
16118 new operand with the sequence number for the lituse. When splitting
16119 the insns, use gen_movdi_er_high_g and generate a sequence number.
16120 (gen_movdi_er_high_g): Print the sequence number if non-zero.
16122 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
16124 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
16125 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
16127 (altivec_expand_builtin): Same.
16128 (altivec_expand_stv_builtin): New.
16130 * config/rs6000/rs6000.h (rs6000_builtins): Same.
16132 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
16133 ("altivec_lvehx"): New.
16134 ("altivec_lvewx"): New.
16135 ("altivec_lvxl"): New.
16136 ("altivec_lvx"): New.
16137 ("altivec_stvx"): New.
16138 ("altivec_stvebx"): New.
16139 ("altivec_stvehx"): New.
16140 ("altivec_stvewx"): New.
16141 ("altivec_stvxl"): New.
16143 2002-01-10 Richard Henderson <rth@redhat.com>
16145 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
16146 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
16147 care not to delete instructions twice.
16149 2002-01-10 Zack Weinberg <zack@codesourcery.com>
16151 * toplev.c: Don't declare environ (it's not used anywhere).
16152 * configure.in: Don't check for declaration of environ.
16153 * config/i386/xm-mingw32.h: Don't #define environ.
16154 * config.in, configure: Regenerate.
16156 2002-01-10 Zack Weinberg <zack@codesourcery.com>
16158 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
16159 * configure: Regenerate.
16161 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
16162 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
16163 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
16165 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
16166 LIMITS_H_TEST here, not in m68k/x-next.
16167 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
16168 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
16170 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
16171 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
16172 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
16174 * config/i386/x-djgpp: Renamed i386/t-djgpp.
16175 * config/m88k/x-dolph: Renamed m88k/t-dolph.
16176 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
16177 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
16178 replacement of quadlib.asm with quadlib.c.
16180 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
16181 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
16182 config/rs6000/xm-beos.h: Delete file.
16184 * config.gcc: Update to match above changes.
16186 2002-01-10 Kazu Hirata <kazu@hxi.com>
16188 * config/h8300/h8300.h: Fix comment typos.
16189 * config/h8300/h8300.md: Likewise.
16190 * config/h8300/lib1funcs.asm: Likewise.
16192 2002-01-10 Dale Johannesen <dalej@apple.com>
16194 PR optimization/5269
16195 * unroll.c (precondition_loop_p): Make *increment be the correct
16196 sign when n_iterations known, to avoid confusing caller.
16198 2002-01-10 Kazu Hirata <kazu@hxi.com>
16200 * doc/extend.texi (deprecated): Fix a typo.
16202 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
16204 * basic-block.h (update_br_prob_note): Declare.
16205 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
16206 (try_forward_edges): Care negative frequencies and update note.
16207 (outgoing_edges_match): Tweek conditional merging heuristics.
16208 (try_crossjump_to_edge): use update_br_prob_note.
16209 * cfglayout.c (fixup_reorder_chain): Likewise.
16210 * cfrtl.c (update_br_prob_note): New.
16211 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
16213 * i386.c (ix86_decompose_address): Return -1 if address contains
16215 (legitimate_address_p): Require ix86_decompose_address to return 1.
16217 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
16218 (cprop_insn): Likewise.
16220 2002-01-10 Kazu Hirata <kazu@hxi.com>
16222 * toplev.c: Fix formatting.
16223 * tree.c: Likewise.
16224 * tree-dump.c: Likewise.
16225 * unroll.c: Likewise.
16226 * unwind-dw2.c: Likewise.
16227 * unwind-dw2-fde.c: Likewise.
16228 * unwind-dw2-fde-glibc.c: Likewise.
16229 * unwind-sjlj.c: Likewise.
16231 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
16233 * doc/invoke.texi: Document PDP-11 options.
16235 2002-01-10 Kazu Hirata <kazu@hxi.com>
16237 * config/h8300/h8300.h: Fix formatting.
16239 2002-01-10 Ira Ruben <ira@apple.com>
16241 Add __attribute__ ((deprecated)).
16242 * extend.texi: Document __attribute__ ((deprecated)).
16243 * invoke.texi: Document -Wno-deprecated-declarations.
16244 * testsuite/g++.dg/other/deprecated.C: New C++ test.
16245 * testsuite/gcc.dg/deprecated.c: New C test.
16246 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
16247 (c_common_attribute_table): Add "deprecated" entry.
16248 (handle_deprecated_attribute): New function.
16249 * c-decl.c (deprecated_states): New enum.
16250 deprecated_state: State of "deprecated" handling.
16251 (start_decl): Set deprecated_state based on attributes.
16252 (grokdeclarator): Test for deprecated uses, propagate attribute.
16253 * c-typeck.c (build_component_ref): Test for deprecated fields.
16254 (build_external_ref): Test for deprecated primaries.
16255 * diagnostic.c (warn_deprecated_use) New function to issue
16256 warnings about __attribute__ ((depricated)) references.
16257 * flags.h (warn_deprecated_decl): Extern declared for
16258 -W[no-]deprecated-declarations option.
16259 * print-tree.c (print_node): Show deprecated flag status.
16260 * toplev.c (warn_deprecated_decl): Defined.
16261 (W_options): Added "deprecated-declaration".
16262 * toplev.h (warn_deprecated_use): Extern declared.
16263 * tree.h (struct tree_common): Define deprecated_flag.
16264 (TREE_DEPRECATED): New macro to access flag.
16265 * cp/call.c (build_call): Test for deprecated calls.
16266 * cp/class.c (add_implicitly_declared_members): Set global
16267 flag to tell grokdeclarator to not issue deprecated warnings.
16268 * cp/cp-tree.h: Add extern for adding_implicit_members.
16269 * cp/decl.c (deprecated_states): New enum.
16270 (start_decl): Set deprecated_state based on attributes.
16271 (grokdeclarator): Test for deprecated uses, propagate attribute.
16272 * cp/lex.c (do_identifier): Test for deprecated primaries.
16273 * cp/typeck.c (build_component_ref): Test for deprecated fields.
16275 2002-01-10 Ira Ruben <ira@apple.com>
16277 Fix to assign attributes to inline member functions.
16278 * cp/decl.c (start_method): Handle attrlist.
16280 2002-01-10 Kazu Hirata <kazu@hxi.com>
16282 * combine.c (expand_field_assignment): Use subreg_lsb().
16284 2002-01-10 David Edelsohn <edelsohn@gnu.org>
16286 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
16287 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
16288 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
16289 Recurse for any operand of AND as long as constant is non-zero.
16291 2002-01-10 Kazu Hirata <kazu@hxi.com>
16293 * config/h8300/h8300.md: Remove constraints from expanders.
16295 2002-01-10 Kazu Hirata <kazu@hxi.com>
16297 * varasm.c: Fix formatting.
16298 * varray.c: Likewise.
16299 * vmsdbgout.c: Likewise.
16300 * xcoffout.c: Likewise.
16302 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
16304 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
16305 update edge probabilities to match.
16307 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
16309 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
16311 * doc/languages.texi, doc/sourcebuild.texi: New files.
16312 * doc/configfiles.texi: Make a subsubsection. Update.
16313 * doc/configterms.texi: Add @node. Remove warning that this isn't
16314 instructions for building GCC.
16315 * doc/makefile.texi: Make a subsection.
16316 * doc/gccint.texi: Update.
16318 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
16320 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
16322 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
16324 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
16326 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
16328 * optabs.c (expand_fix): Look for wider integer modes first.
16330 * i386.md (mov?f): Avoid the fake const double trick for medium
16332 (min?f*/max?f*): Prohibit memory operands for i387 variant.
16333 (fop_df_4): Disable for SSE compilation.
16335 2002-01-10 Graham Stott <grahams@redhat.com>
16337 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
16338 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
16340 2002-01-10 Richard Henderson <rth@redhat.com>
16342 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
16344 2002-01-10 Richard Henderson <rth@redhat.com>
16346 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
16347 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
16349 2002-01-10 Kazu Hirata <kazu@hxi.com>
16351 * combine.c (can_combine_p): Fix a comment typo.
16353 2002-01-09 Zack Weinberg <zack@codesourcery.com>
16355 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
16356 empty list correctly. Change loop index $t to $f for
16357 consistency with rest of Makefile.
16359 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
16361 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
16362 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
16364 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
16365 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
16366 (altivec_init_builtins): Same.
16367 (altivec_expand_unop_builtin): Return NULL_RTX on error.
16368 (altivec_expand_binop_builtin): Same.
16369 (altivec_expand_ternop_builtin): Same.
16372 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
16373 ("altivec_vctuxs"): Fix typo.
16374 ("altivec_vnmsubfp"): Same.
16375 ("altivec_dssall"): New.
16376 ("altivec_mfvscr"): New.
16377 ("altivec_dss"): New.
16378 ("altivec_lvsl"): New.
16379 ("altivec_lvsr"): New.
16380 ("altivec_dstt"): New.
16381 ("altivec_dstst"): New.
16382 ("altivec_dststt"): New.
16383 ("altivec_dst"): New.
16385 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
16386 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
16388 2002-01-09 Richard Henderson <rth@redhat.com>
16390 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
16392 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
16394 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
16396 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
16398 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
16400 2002-01-09 Kazu Hirata <kazu@hxi.com>
16402 * read-rtl.c: Fix formatting.
16403 * real.c: Likewise.
16404 * regclass.c: Likewise.
16405 * regrename.c: Likewise.
16406 * reg-stack.c: Likewise.
16407 * reload1.c: Likewise.
16408 * reload.c: Likewise.
16411 2002-01-09 Kazu Hirata <kazu@hxi.com>
16413 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
16414 to extract items in the expr_list chain.
16416 2002-01-09 Richard Henderson <rth@redhat.com>
16418 * config/vax/vax.c (vax_rtx_cost): Never abort.
16420 * config/vax/vax.h (REAL_ARITHMETIC): Define.
16422 2002-01-09 Jan Hubicka <jh@suse.cz>
16424 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
16426 2002-01-09 Richard Henderson <rth@redhat.com>
16428 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
16429 Unify code from various alternatives.
16431 2002-01-09 Richard Henderson <rth@redhat.com>
16433 * regrename.c (copy_value): Ignore the copy if the source register
16434 is present in the value chain with a narrower mode.
16436 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16438 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
16439 for the c4x target. Also improve layout.
16441 2002-01-09 Richard Henderson <rth@redhat.com>
16443 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
16444 * config/m32r/m32r.md (and ior xor splitters): Swap operands
16445 to match insn patterns.
16447 2002-01-09 Richard Henderson <rth@redhat.com>
16449 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
16450 (copyprop_hardreg_forward_1): Likewise.
16452 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
16454 * pa.md (decrement_and_branch_until_zero): Change predicate for
16455 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
16457 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
16459 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
16460 gets undefined. For Darwin.
16462 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16464 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
16466 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16468 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
16470 2002-01-08 Richard Henderson <rth@redhat.com>
16472 * regrename.c (copy_value): Ignore overlapping copies.
16474 2002-01-08 Richard Henderson <rth@redhat.com>
16476 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
16477 as needed to avoid shared structure.
16479 2002-01-08 Kazu Hirata <kazu@hxi.com>
16481 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
16484 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
16486 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
16487 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
16488 documentation of obsolete macros.
16489 * system.h: Poison these macros.
16490 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
16491 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
16492 config/c4x/c4x.h, config/clipper/clipper.h,
16493 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
16494 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
16495 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
16496 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
16497 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
16498 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
16499 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
16500 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
16501 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
16502 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
16503 config/sparc/sparc.h, config/stormy16/stormy16.h,
16504 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
16505 definitions and commented out definitions of obsolete macros.
16506 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
16507 of MAX_INT_TYPE_SIZE.
16509 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
16511 * config/s390/s390.c (s390_preferred_reload_class): Never
16512 return ADDR_REGS if it isn't a subset of the given class.
16513 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
16514 FP_REGS, but all superclasses as well.
16516 * config/s390/s390.c (s390_function_profiler): Fix thinko.
16518 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
16519 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
16520 must not be a const_int.
16522 2002-01-08 Richard Henderson <rth@redhat.com>
16524 * Makefile.in (toplev.o): Depend on options.h.
16525 (gcc.o): Depend on specs.h.
16527 2002-01-08 Jakub Jelinek <jakub@redhat.com>
16529 * expr.c (store_expr): Convert VOIDmode constants back to target's
16532 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
16534 * doc/invoke.texi: Markup gcc as @command. Refer to
16535 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
16536 of http://gcc.gnu.org/thanks.html.
16538 2002-01-08 Dale Johannesen <dalej@apple.com>
16540 * config/rs6000/rs6000.md: Add missing int register
16541 target case to movdf_low.
16543 2002-01-08 Zack Weinberg <zack@codesourcery.com>
16545 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
16546 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
16547 (cppinit.o): Depend on except.h.
16548 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
16549 s-specs): New rules.
16551 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
16552 Don't create specs.h/options.h/gencheck.h here. Remove
16553 unnecessary variable settings from last argument of AC_OUTPUT.
16554 * config.in, configure: Regenerate.
16555 * intl.c: Hardcode package name as "gcc".
16557 * cppinit.c: Include except.h.
16558 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
16560 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
16561 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
16562 (!)USING_SJLJ_EXCEPTIONS.
16563 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
16565 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
16567 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
16568 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
16569 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
16570 documentation of obsolete macros.
16571 * system.h: Poison these macros.
16572 * config/d30v/d30v.h, config/ns32k/encore.h,
16573 config/stormy16/stormy16.h: Remove definitions and commented out
16574 definitions of obsolete macros.
16576 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
16578 * objc/objc-act.c (handle_class_ref): Mark the declaration of
16579 %sobjc_class_ref_%s as used - to prevent unwanted compiler
16582 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
16584 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
16585 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
16586 to insn adjusting stack/frame pointer.
16587 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
16588 accept operands that cause the insn to be non-splittable.
16590 2002-01-08 Graham Stott <grahams@redhat.com>
16592 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
16593 (C_TYPE_FIELDS_VOLATILE): Likewise.
16594 (C_TYPE_BEING_DEFINED): Likewise.
16595 (C_IS_RESERVED_WORD): Likewise.
16596 (C_TYPE_VARIABLE_SIZE): Likewise.
16597 (C_DECL_VARIABLE_SIZE): Likewise.
16598 (C_MISSING_PROTOTYPE_WARNED): Likewise.
16599 (C_SET_EXP_ORIGINAL_CODE): Likewise.
16600 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
16602 (C_DECL_ANTICIPATED): Likewise.
16603 (c_build_type_variant): Add parenthesis.
16605 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
16607 * gcc.c (option_map): Remove --version.
16608 (process_command): Handle -fversion following the GNU Coding
16609 Standards. Partially addresses PR other/704.
16611 2002-01-08 Graham Stott <grahams@redhat.com>
16613 * combine.c (combine_instructions): Fix typo.
16615 2002-01-08 Graham Stott <grahams@redhat.com>
16617 * debug.h: Use "tree" and "rtx" throughout.
16619 * debug.c: Likewise.
16621 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
16623 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
16624 constant pool, use the pool's version of the symbol instead.
16626 2002-01-07 Richard Henderson <rth@redhat.com>
16628 * regrename.c (find_oldest_value_reg): Ignore the value chain if
16629 the original register was copied in a mode with a fewer number of
16630 hard registers than the desired mode.
16631 (copyprop_hardreg_forward_1): Likewise.
16632 (debug_value_data): Fix loop test.
16633 * toplev.c (parse_options_and_default_flags): Reenable
16634 -fcprop-registers at -O1.
16636 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
16638 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
16639 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
16641 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
16644 * config/rs6000/rs6000.md: Add altivec predicate patterns.
16646 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
16648 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
16649 (pa_output_function_prologue): Output local label at the beginning of
16650 the prologue when profiling.
16651 (hppa_profile_hook): Use the local label rather than the function label.
16652 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
16654 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
16656 * config/rs6000/rs6000.c (print_operand): Remove extra space.
16657 (altivec_expand_unop_builtin): Fix thinko.
16658 (altivec_expand_binop_builtin): Same.
16659 (altivec_expand_ternop_builtin): Same.
16660 (altivec_expand_builtin): Same.
16662 2002-01-07 Richard Henderson <rth@redhat.com>
16664 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
16666 2002-01-07 Jason Merrill <jason@redhat.com>
16668 * unwind-dw2.c (execute_cfa_program): Use < again.
16670 2002-01-07 Jakub Jelinek <jakub@redhat.com>
16672 * predict.c (combine_predictions_for_insn): Avoid division by zero.
16674 2002-01-07 Jakub Jelinek <jakub@redhat.com>
16676 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
16677 Don't allow -1 - x -> ~x simplifications in the first pass.
16679 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
16681 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
16683 (altivec_expand_binop_builtin): Same.
16684 (altivec_expand_unop_builtin): Same.
16685 (print_operand): Fix typo.
16686 (bdesc_1arg): Add vupk* variants.
16688 * rs6000.h (rs6000_builtins): Add vupk* enums.
16690 * rs6000.md: Add altivec_vupk* variants.
16692 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
16694 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
16695 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
16696 and last update dates.
16698 2002-01-07 Janis Johnson <janis187@us.ibm.com>
16700 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
16702 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
16704 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
16705 * config/avr/avr.h (CPP_SPEC): Likewise.
16706 (LINK_SPEC): Likewise.
16707 (CRT_BINUTILS_SPECS): Likewise.
16708 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16709 * doc/invoke.texi (AVR Options): Document them.
16711 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
16713 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
16716 2002-01-07 Graham Stott <grahams@redhat.com>
16718 * config/i386/i386.h: Update copyright date.
16719 (HALF_PIC_PTR): Add parenthesis.
16720 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
16721 (CONSTANT_ALIGNMENT): Add parenthesis.
16722 (DATA_ALIGNMENT): Likewise.
16723 (LOCAL_ALIGNMENT): Likewise.
16724 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
16725 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
16726 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
16727 (HARD_REGNO_NREGS): Add paranethesis.
16728 (VALID_SSE_REG_MODE): Whitespace.
16729 (VALID_MMX_REG_MODE): Whitespace.
16730 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
16731 (ix86_hard_regno_mode_ok): Add parenthesis.
16732 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
16733 (RETURN_IN_MEMORY): Whitespace.
16734 (N_REG_CLASSES): Add parenthesis.
16735 (INTEGER_CLASS_P): Add parenthesis and wrap.
16736 (FLOAT_CLASS_P): Likewise.
16737 (SSE_CLASS_P): Likewise.
16738 (MMX_CLASS_P): Likewise.
16739 (MAYBE_INTEGER_CLASS_P): Likewise.
16740 (MAYBE_FLOAT_CLASS_P): Likewise.
16741 (MAYBE_SSE_CLASS_P): Likewise.
16742 (MAYBE_MMX_CLASS_P): Likewise.
16743 (Q_CLASS_P): Likewise.
16744 (GENERAL_REGNO_P): Uppercase macro parameter.
16745 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
16746 (FP_REGNO_P): Likewise.
16747 (ANY_FP_REGNO_P): Uppercase macro parameter.
16748 (SSE_REGNO_P): Likewise.
16749 (SSE_REGNO): Likewise.
16750 (SSE_REG_P): Likewise.
16751 (SSE_FLOAT_MODE_P): Likewise.
16752 (MMX_REGNO_P): Likewise.
16753 (MMX_REG_P):Likewise.
16754 (STACK_REG_P): Likewise.
16755 (NON_STACK_REG_P): Likewise.
16756 (STACK_TOP_P): Likewise.
16757 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
16758 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
16759 (SECONDARY_MEMORY_NEEDED): Likewise.
16760 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
16761 (MD_ASM_CLOBBERS): Whitespace and wrap.
16762 (MUST_PASS_IN_STACK): Whitespace and wrap.
16763 (RETURN_POPS_ARGS): Add parenthesis.
16764 (INIT_CUMULATIVE_ARGS): Likewise.
16765 (FUNCTION_ARG): Likewise.
16766 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
16767 (SETUP_INCOMING_VARARGS): Likewise.
16768 (BUILD_VA_LIST_TYPE): Add parenthesis.
16769 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
16771 (EXPAND_BUILTIN_VA_ARG): Likewise.
16772 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
16773 (INITIALIZE_TRAMPOLINE): Add parenthesis.
16774 (INITIAL_ELIMINATION_OFFSET): Likewise.
16775 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
16776 (REGNO_OK_FOR_BASE_P): Likewise.
16777 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
16778 (REGNO_OK_FOR_DIREG_P): Likewise.
16779 (REG_OK_FOR_INDEX_P): Whitespace.
16780 (REG_OK_FOR_BASE_P): Whitespace.
16781 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
16783 (FIND_BASE_TERM): Fix typo.
16784 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
16785 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
16786 (SYMBOLIC_CONST; Whitespace.
16787 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
16788 (ENCODE_SECTION_INFO): Whitespace.
16789 (FINALIZE_PIC): Remove do { ... } while (0).
16790 (PROMOTE_MODE): Wrap in do { ... } while (0).
16791 (CONST_COSTS): Whitespace.
16792 (RTX_COSTS): Add paramethesis, whitespace and wrap.
16793 (REGISTER_MOVE_COST): Add parenthesis.
16794 (MEMORY_MOVE_COST): Likewise.
16795 (EXTRA_CC_MODES): Whitespace.
16796 (SELECT_CC_MODE): Add parenthesis and whitespace.
16797 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
16798 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
16799 (ASM_OUTPUT_LABEL): Add paramethesis.
16800 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
16801 (ASM_OUTPUT_REG_POP): Likewise.
16802 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
16803 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
16805 * config/i386/i386.c: Update copyright.
16806 (CHECK_STACK_LIMIT): Add parenthesis.
16807 (AT_BP): Uppercase macro parameter.
16808 (x86_64_int_parameter_registers): Constify.
16809 (x86_64_int_return_registers): Likewise.
16810 (ix86_compare_op0): Use rtx.
16811 (construct_container): Constify INTREG parameter.
16812 (function_arg): Use rtx.
16814 * diagnostic.h: Update copyright date.
16815 (output_buffer_state): Add parenthesis.
16816 (output_buffer_format_args): Likewise.
16818 * combine.c (combine_instructions): Replace XEXP (links, 0)
16821 2002-01-06 H.J. Lu <hjl@gnu.org>
16823 * cfgcleanup.c (thread_jump): Fix 2 typos.
16825 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
16827 * config.gcc: Add support for --enable-altivec.
16829 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
16831 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
16833 2002-01-06 Jakub Jelinek <jakub@redhat.com>
16835 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
16836 __objc_class_name_*.
16838 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
16840 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
16842 2002-01-06 Richard Henderson <rth@redhat.com>
16844 * reorg.c (emit_delay_sequence): Remove death notes, not merely
16845 nop them out. Increment label reference count for REG_LABEL.
16846 (fill_slots_from_thread): Frob label reference count around
16847 delete_related_insns.
16849 2002-01-05 Richard Henderson <rth@redhat.com>
16851 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
16854 2002-01-05 Richard Henderson <rth@redhat.com>
16856 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
16857 * integrate.c (output_inline_function): Likewise.
16858 * toplev.c (rest_of_compilation): Do it here instead. Move call
16859 to remove_unnecessary_notes after emitting abstract instance.
16860 Force an emitted nested function to have its parent emited as well.
16861 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
16863 (rtl_for_decl_location): Do not look at reload data structures
16864 before reload has run.
16866 2002-01-05 Kazu Hirata <kazu@hxi.com>
16868 * cse.c: Fix formatting.
16869 * dwarf2asm.c: Likewise.
16870 * dwarf2out.c: Likewise.
16871 * explow.c: Likewise.
16872 * expmed.c: Likewise.
16873 * function.c: Likewise.
16874 * gcov.c: Likewise.
16875 * gencheck.c: Likewise.
16876 * genrecog.c: Likewise.
16877 * ggc-common.c: Likewise.
16878 * ggc-page.c: Likewise.
16879 * global.c: Likewise.
16881 2002-01-05 Kazu Hirata <kazu@hxi.com>
16883 * combine.c: Fix formatting.
16885 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
16888 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
16890 2002-01-05 David Edelsohn <edelsohn@gnu.org>
16892 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
16893 as 1 for __powerpc64__ as well.
16895 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
16897 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
16900 2002-01-05 Daniel Berlin <dan@dberlin.org>
16902 * lcm.c: Revert change, due to performance regression it causes on
16903 SPEC because it's slightly more conservative (sigh, I hate
16906 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
16908 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
16910 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
16912 * doc/cppinternals.texi: Update.
16914 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
16916 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
16917 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
16919 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
16920 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
16921 kludge for pre-october-14th mmix versions to handle new-found bug
16922 with PUSHJ/PUSHGO and the register stack.
16923 * config/mmix/mmix.h (struct machine_function): Rename member
16924 has_call_value_without_parameters to has_call_without_parameters.
16925 All referers changed.
16926 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
16927 TARGET_MASK_BRANCH_PREDICT): New macros.
16928 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
16929 -mno-reg-stack-fill-bug-workaround.
16930 * config/mmix/mmix.md ("call"): Set struct machine member
16931 has_call_without_parameters.
16933 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
16935 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
16937 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
16939 * cfgcleanup.c: Include tm_p.h
16940 (mark_effect): Fix handling of hard register; fix handling of SET
16942 2002-01-04 Kazu Hirata <kazu@hxi.com>
16944 * config/h8300/h8300.md (anonymous patterns): Check that
16945 operands are registers before using REGNO on them.
16947 2002-01-03 Roland McGrath <roland@frob.com>
16949 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
16951 2002-01-04 Jakub Jelinek <jakub@redhat.com>
16953 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
16954 * c-common.h (genrtl_expr_stmt_value): Likewise.
16955 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
16956 (expand_expr_stmt_value): Add maybe_last argument.
16957 Don't warn about statement with no effect if it is the last statement
16958 in expression statement.
16959 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
16960 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
16961 expand_expr_stmt_value.
16962 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
16963 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
16964 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
16965 as maybe_last to expand_expr_stmt_value.
16967 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
16969 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
16970 be passed in, do not build it.
16971 (c_begin_if_stmt): New function.
16972 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
16973 * c-common.h (c_expand_start_cond): Update prototype.
16974 (c_begin_if_stmt): Prototype new function.
16975 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
16976 * c-parse.in (if_prefix): Use c_begin_if_stmt,
16977 c_begin_while_stmt and c_finish_while_stmt_cond.
16979 2002-01-04 William Cohen <wcohen@redhat.com>
16981 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
16982 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
16983 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
16984 * config/pa/som.h (ASM_FILE_START): Likewise.
16986 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
16988 * lcm.c: Include df.h.
16989 Add available_transfer_function prototype.
16990 (compute_available): Rework to use iterative dataflow framework.
16991 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
16992 with bb_info in df.h
16993 (available_transfer_function): New function.
16995 * Makefile.in (lcm.o): add df.h to dependencies.
16997 2002-01-04 Richard Henderson <rth@redhat.com>
16999 * config/alpha/alpha.c (some_operand): Accept HIGH.
17000 (input_operand): Likewise; accept simple references to globals.
17001 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
17002 (alpha_const_double_ok_for_letter_p): Likewise.
17003 (alpha_extra_constraint): Likewise.
17004 (alpha_preferred_reload_class): Likewise. Do not force
17005 symbolic constants to memory.
17006 (alpha_legitimate_address_p): Accept simple references
17007 to small_symbolic_operand.
17008 (alpha_legitimize_address): New arg scratch. Be prepared to be
17009 called when no_new_pseudos. Emit simple symbolic references.
17010 Split integers into low, high, and rest.
17011 (alpha_expand_mov): Use alpha_legitimize_address.
17012 (some_small_symbolic_mem_operand): New.
17013 (split_small_symbolic_mem_operand): New.
17014 * config/alpha/alpha-protos.h: Update.
17015 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
17016 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
17017 (EXTRA_CONSTRAINT): Likewise.
17018 (PREFERRED_RELOAD_CLASS): Likewise.
17019 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
17020 (PREDICATE_CODES): Update.
17021 * config/alpha/alpha.md: New post-reload splitters to convert
17022 simplfied symbolic operands to the form that references $29.
17023 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
17024 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
17026 2002-01-03 Richard Henderson <rth@redhat.com>
17028 * local-alloc.c (function_invariant_p): Update commentary.
17030 2002-01-04 H.J. Lu <hjl@gnu.org>
17032 * toplev.c (rest_of_compilation): Fix a typo when calling
17035 2002-01-03 Kazu Hirata <kazu@hxi.com>
17037 * c-common.c: Fix formatting.
17038 * diagnostic.c: Likewise.
17039 * doloop.c: Likewise.
17040 * dwarf2out.c: Likewise.
17042 2002-01-03 Kazu Hirata <kazu@hxi.com>
17044 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
17045 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
17047 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
17049 * cpperror.c: Update comments and copyright.
17050 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
17051 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
17053 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
17055 * collect2.c (main): Use strcmp when testing for "-shared".
17057 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
17059 * cppmacro.c: Don't include intl.h. Update comments.
17060 (new_number_token): Allocate enough buffer for 64-bit unsigned
17061 integers; update prototype.
17062 * cppmain.c: Update comments.
17064 2002-01-03 William Cohen <wcohen@redhat.com>
17066 * function.h (struct function): Add profile.
17067 (current_function_profile): New.
17068 doc/extend.texi: Update documentation.
17069 * final.c (final_start_function): Use current_function_profile
17070 instead of profile_flag.
17071 (profile_after_prologue): Likewise.
17072 * function.c (expand_function_start): Likewise.
17073 (expand_function_start): Likewise.
17074 * config/alpha/alpha.c (direct_call_operand):
17075 (alpha_does_function_need_gp): Likewise.
17076 (alpha_expand_prologue): Likewise.
17077 * config/arm/arm.c (arm_expand_prologue): Likewise.
17078 thumb_expand_prologue: Likewise.
17079 * config/d30v/d30v.c (d30v_stack_info): Likewise.
17080 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
17081 (fr30_expand_prologue): Likewise.
17082 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
17083 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
17084 * config/i386/i386.h (FINALIZE_PIC): Likewise.
17085 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
17086 * config/i960/i960.c (i960_output_function_prologue): Likewise.
17087 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
17088 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
17089 (m32r_expand_prologue): Likewise.
17090 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
17091 (m88k_expand_prologue): Likewise.
17092 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
17093 * config/mips/mips.c (compute_frame_size): Likewise.
17094 (mips_expand_prologue): Likewise.
17095 (mips_can_use_return_insn): Likewise.
17096 * config/pa/elf.h (ASM_FILE_START): Likewise.
17097 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
17098 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
17099 * config/pa/som.h (ASM_FILE_START): Likewise.
17100 * config/romp/romp.c (romp_using_r14): Likewise.
17101 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
17102 (rs6000_stack_info): Likewise.
17103 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17104 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
17105 * config/v850/v850.c (compute_register_save_size): Likewise.
17107 2002-01-03 Jakub Jelinek <jakub@redhat.com>
17109 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
17110 gen_lowpart_common fails, use gen_lowpart_SUBREG.
17112 2002-01-03 Turly O'Connor <turly@apple.com>
17114 * darwin.c (machopic_output_possible_stub_label): Don't generate
17115 stub routines for pseudo-stubs which we've just defined.
17117 2002-01-03 Kazu Hirata <kazu@hxi.com>
17119 * builtins.c: Fix formatting.
17120 * c-typeck.c: Likewise.
17121 * combine.c: Likewise.
17122 * expr.c: Likewise.
17123 * loop.c: Likewise.
17125 2002-01-03 Andreas Schwab <schwab@suse.de>
17127 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
17128 and return true if _cpp_push_next_buffer pushed a new include
17130 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
17131 _cpp_pop_file_buffer did not push a new file.
17132 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
17134 2002-01-02 Eric Christopher <echristo@redhat.com>
17136 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
17137 FIND_REG_INC_NOTE call. Update copyright.
17138 * loop.c (canonicalize_condition): Ditto.
17139 * reorg.c (delete_scheduled_jump): Ditto.
17141 2002-01-03 Kazu Hirata <kazu@hxi.com>
17143 * gcse.c: Fix formatting.
17145 2002-01-03 Graham Stott <grahams@redhat.com>
17147 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
17148 forward defs for struct tags rtx_def, union_tree, rtvec_def
17149 also output corresponding typedefs for rtx, tree, and rtvec.
17151 * system.h: Move forward defs for struct tags rtx_def, union_tree,
17152 rtvec_def along with corresponding typedefs for rtx, tree, and
17153 rtvec to config.h, hconfig.h, tconfig.h.
17155 2002-01-03 Graham Stott <grahams@redhat.com>
17157 * tree.h: Update copyright date.
17158 (IS_EXPR_CODE_CLASS): Add parenthesis.
17159 (TREE_SET_CODE): Add whitespace.
17160 (TREE_CHECK): Add parenthesis.
17161 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
17162 (CST_OR_CONSTRUCTOR_CHECK):
17163 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
17164 (TREE_SYMBOL_REFERENCED): Whitespace.
17165 (INT_CST_LT): Likewise.
17166 (INT_CST_LT_UNSIGNED): Likewise.
17167 (tree_real_cst): Unwrap comment.
17168 (tree_string): Likewise.
17169 (tree_complex): Likewise.
17170 (IDENTIFIER_POINTER): correct cast.
17171 (SAVE_EXPR_CONTEXT): Whitespace.
17172 (EXPR_WFL_FILENAME_NODE): Likewise.
17173 (EXPR_WFL_FILENAME): Remove parenthesis.
17174 (DECL_ORIGIN): Add parenthesis.
17175 (DECL_FROM_INLINE): Use NULL_TREE.
17176 (build_int_2): Whitespace.
17177 (build_type_variant): Add parenthesis.
17179 * gcc/jcf-parse.c: Update copyright date.
17180 (yyparse): Constify resource_filename.
17182 2002-01-03 Graham Stott <grahams@redhat.com>
17184 * rtl.h: Update copyright date.
17185 (RTL_CHECK1): Wrap long line.
17186 (RTL_CHECK2): Likewise.
17187 (RTL_CHECKC1): Wrap long line and whitespace.
17188 (RTL_CHECKC2): Likewise.
17189 (XWINT): Whitespace.
17195 (XBITMAP): Likewise.
17197 (XBBDEF): Likewise.
17199 (X0WINT): Likewise.
17201 (X0UINT): Likewise.
17205 (X0MODE): Likewise.
17206 (X0BITMAP): Likewise.
17207 (X0TREE): Likewise.
17208 (X0BBDEF): Likewise.
17209 (X0ADVFLAGS): Likewise.
17210 (X0CSELIB): Likewise.
17211 (X0MEMATTR): Likewise.
17212 (XCWINT): Likewise.
17214 (XCUINT): Likewise.
17218 (XCMODE): Likewise.
17219 (XCBITMAP): Likewise.
17220 (XCTREE): Likewise.
17221 (XCBBDEF): Likewise.
17222 (XCADVFLAGS): Likewise.
17223 (XCCSELIB): Likewise.
17224 (XC2EXP): Likewise.
17225 (INSN_UID): Likewise.
17226 (PREV_INSN): Likewise.
17227 (PATTERN): Likewise.
17228 (INSN_CODE): Likewise.
17229 (PUT_REG_NOTE_KIND): Likewise.
17230 (CODE_LABEL_NUMBER): Likewise.
17231 (NOTE_SOURCE_FILE): Likewise.
17232 (NOTE_BLOCK): Likewise.
17233 (NOTE_EH_HANDLER): Likewise.
17234 (NOTE_RANGE_INFO): Likewise.
17235 (NOTE_LIVE_INFO): Likewise.
17236 (NOTE_BASIC_BLOCK): Likewise.
17237 (NOTE_EXPECTED_VALUE): Likewise.
17238 (NOTE_LINE_NUMBER): Likewise.
17239 (LABEL_NAME): Likewise.
17240 (LABEL_NUSES): Likewise.
17241 (LABEL_ALTERNATE_NAME): Likewise.
17242 (ADDRESSOF_DECL): Likewise.
17243 (JUMP_LABEL): Likewise.
17244 (LABEL_NEXTREF): Likewise.
17246 (ORIGINAL_REGNO: Likewise.
17247 (HARD_REGISTER_NUM_P): Add parenthesis.
17248 (SUBREG_REG): Whitespace.
17249 (SUBREG_BYTE): Likewise.
17250 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
17251 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
17252 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
17253 (ASM_OPERANDS_INPUT_VEC): Likewise.
17254 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
17255 (ASM_OPERANDS_INPUT): Likewise.
17256 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
17257 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
17258 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
17259 (ASM_OPERANDS_INPUT_MODE): Likewise.
17260 (ASM_OPERANDS_SOURCE_FILE): Likewise.
17261 (ASM_OPERANDS_SOURCE_LINE): Likewise.
17262 (MEM_SET_IN_STRUCT_P): Minor reformat.
17263 (TRAP_CONDITION): Whitespace.
17264 (TRAP_CODE): Likewise.
17265 (COND_EXEC_TEST): Likewise.
17266 (COND_EXEC_CODE): Likewise.
17267 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
17268 (PHI_NODE_P): Add parenthesis.
17269 (plus_constant): Whitespace and add parenthesis.
17271 2002-01-03 Kazu Hirata <kazu@hxi.com>
17273 * config/avr/avr.c: Fix comment typos.
17274 * config/c4x/c4x.md: Likewise.
17275 * config/dsp16xx/dsp16xx.h: Likewise.
17276 * config/dsp16xx/dsp16xx.md: Likewise.
17277 * config/i386/i386.md: Likewise.
17278 * config/ia64/ia64.c: Likewise.
17279 * config/m32r/m32r.h: Likewise.
17280 * config/m68hc11/m68hc11.md: Likewise.
17281 * config/mmix/mmix.c: Likewise.
17282 * config/mn10200/mn10200.c: Likewise.
17283 * config/romp/romp.c: Likewise.
17284 * config/sh/sh.c: Likewise.
17285 * config/stormy16/stormy16.c: Likewise.
17286 * config/stormy16/stormy16.h: Likewise.
17287 * config/stormy16/stormy16.md: Likewise.
17289 2002-01-03 Graham Stott <grahams@redhat.com>
17291 * loop.h: Update copyright date.
17292 (LOOP_MOVABLES): Fix typo.
17293 (LOOP_REGS): Likewise.
17294 (LOOP_IVS): Likewise.
17296 2002-01-03 Graham Stott <grahams@redhat.com>
17298 * cppinit.c: Update copyright date.
17299 Don't include output.h
17300 * Makefile.in: Update copyright date.
17303 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
17306 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
17307 (-pthread) Add to RS/6000 options.
17309 2002-01-02 Kazu Hirata <kazu@hxi.com>
17311 * except.c: Fix comment typos.
17312 * loop.c: Likewise.
17313 * varasm.c: Likewise.
17314 * doc/tm.texi: Fix a typo.
17316 2002-01-02 Jakub Jelinek <jakub@redhat.com>
17318 * c-typeck.c (output_init_element): Allow initializing static storage
17319 duration objects with compound literals.
17321 2002-01-02 Richard Henderson <rth@redhat.com>
17323 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
17326 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17328 * gcc.c (default_compilers): Const-ify.
17329 * mips-tdump.c (stab_names): Likewise.
17330 * mips-tfile.c (map_coff_types, map_coff_storage,
17331 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
17332 pseudo_ops_t, pseudo_ops): Likewise.
17333 * protoize.c (default_include): Likewise
17335 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
17336 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
17337 Add array size in declaration.
17338 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
17339 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
17340 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
17341 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
17342 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
17343 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
17344 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
17345 emtens, make_nan): Const-ify.
17346 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
17347 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
17349 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
17351 * config.gcc (ia64-*-*): Set extra_headers.
17352 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
17353 * config/alpha/t-osf: Remove.
17354 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
17356 2002-01-02 David Edelsohn <edelsohn@gnu.org>
17358 * config/rs6000/t-aix43: Revert previous change.
17360 2002-01-02 Jason Merrill <jason@redhat.com>
17362 * c-decl.c (c_expand_body): Call outlining_inline_function when
17363 emitting an inline function out of line.
17365 2002-01-02 Richard Henderson <rth@redhat.com>
17367 * dwarf2out.c (limbo_die_node): Add created_for member.
17368 (new_die): New argument created_for. Update all callers.
17369 (mark_limbo_die_list): New.
17370 (dwarf2out_init): Register limbo_die_list as a root.
17371 (dwarf2out_finish): Force insert limbo dies into their function
17374 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
17377 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
17379 2002-01-02 Kazu Hirata <kazu@hxi.com>
17381 * config/h8300/fixunssfsi.c: Update copyright.
17384 * config/h8300/h8300.c: Update copyright.
17385 Eliminate warnings.
17387 2002-01-02 Kazu Hirata <kazu@hxi.com>
17389 * config/romp/romp.c: Fix comment formatting.
17390 * config/romp/romp.h: Likewise.
17391 * config/romp/romp.md: Likewise.
17392 * config/s390/s390.c: Likewise.
17393 * config/stormy16/stormy16.c: Likewise.
17394 * config/stormy16/stormy16.h: Likewise.
17396 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
17398 * c-common.h (genrtl_expr_stmt_value): Declare.
17399 * c-semantics.c (genrtl_goto_stmt): Redirect to...
17400 (genrtl_goto_stmt_value): ... this new function. Pass new
17401 argument down to expand_expr_stmt_value, taking
17402 TREE_ADDRESSABLE into account.
17403 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
17404 STMT_EXPR as addressable, i.e., one whose result we want.
17405 * expr.c (expand_expr): Don't save expression statement value
17406 of labeled_blocks or loop_exprs.
17407 * stmt.c (expand_expr_stmt): Redirect to...
17408 (expand_expr_stmt_value): ... this new function. Use new
17409 argument to tell whether to save expression value.
17410 (expand_end_stmt_expr): Reset last_expr_type and
17411 last_expr_value if we don't have either.
17412 * tree-inline.c (declare_return_variable): Mark its use
17413 statement as addressable.
17414 * tree.h: Document new use of TREE_ADDRESSABLE.
17415 (expand_expr_stmt_value): Declare.
17417 2002-01-01 Tom Rix <trix@redhat.com>
17419 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
17420 rs6000_emit_allocate_stack.
17422 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
17424 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
17425 ${srcdir}/ginclude/ to every entry in extra_headers.
17426 * configure: Regenerate.
17427 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
17428 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
17429 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
17430 * ginclude/proto.h: Rename to config/convex/proto.h.
17432 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17434 * attribs.c (handle_vector_size_attribute): Use host_integerp
17435 and tree_int_cst; remove warnings.
17436 * caller-save.c (insert_restore): Add cast to get rid of warning.
17437 (insert_save): Likewise.
17438 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
17439 * regmove.c (find_matches): Add temporary var to kill a warning.
17441 2002-01-01 Douglas B Rupp <rupp@gnat.com>
17443 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
17444 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
17445 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
17446 (vms-dwarf2eh.o): Add Makefile rule.
17447 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
17448 * config/alpha/vms-dwarf2eh.asm: New file.
17450 * gcc.c (delete_if_ordinary): Delete all versions.
17452 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
17454 * config/mmix/mmix.md: Update FIXME to not mention
17456 (MMIX_rJ_REGNUM): New define_constants constant.
17457 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
17458 "*movdicc_real"): Adjust contraints formatting.
17459 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
17460 for branch prediction.
17461 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
17463 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
17464 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
17465 number. Delete related FIXMEs.
17466 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
17467 from number to MMIX_rJ_REGNUM.
17468 (TARGET_MASK_BRANCH_PREDICT): New.
17469 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
17470 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
17471 value. Add -mbranch-predict and -mno-branch-predict.
17472 (TARGET_VERSION): Drop date.
17473 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
17474 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
17475 for finding out global symbols.
17476 (mmix_asm_output_labelref): Revert condition for global symbol.
17477 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
17478 (mmix_print_operand_punct_valid_p): A '+' is valid.
17480 See ChangeLog.6 for earlier changes.