1 2002-05-23 Alan Modra <amodra@bigpond.net.au>
3 * configure.in (CROSS): Define NATIVE_CROSS.
4 * configure: Regenerate.
5 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
6 (startfile_prefix_spec): New var.
7 (static_specs): Add startfile_prefix_spec.
8 (do_spec_2): Split out from..
10 (main): Process startfile_prefix_spec.
11 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
13 (STARTFILE_PREFIX_SPEC): Define.
14 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
17 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
19 * cpperror.c: Fix formatting.
21 * cppfiles.c: Likewise.
22 * cpphash.c: Likewise.
23 * cpphash.h: Likewise.
24 * cppinit.c: Likewise.
27 * cppmacro.c: Likewise.
28 * cppmain.c: Likewise.
29 * cppspec.c: Likewise.
31 2002-05-22 Jakub Jelinek <jakub@redhat.com>
33 * combine.c (force_to_mode): Use gen_int_mode.
34 Don't clear CONST_INT bits outside of mode.
36 2002-05-22 Richard Henderson <rth@redhat.com>
38 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
39 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
41 2002-05-22 Jakub Jelinek <jakub@redhat.com>
44 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
45 if DECL_SIZE_UNIT is INTEGER_CST.
47 2002-05-22 Richard Henderson <rth@redhat.com>
49 * flow.c (life_analysis): Delete broken reg_label check.
51 2002-05-22 Richard Henderson <rth@redhat.com>
53 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
54 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
56 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
58 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
59 (embed-bb.c): New rule.
60 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
61 * config/sh/embed_bb.c: Delete.
63 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
65 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
67 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
69 * config/h8300/h8300.md (*andorqi3): New.
71 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
74 * Makefile.in: Update.
75 * c-common.c (c_common_post_options): Add preprocessor
76 errors to the error count.
77 * c-lang.c (c_post_options): Kill.
78 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
79 * hooks.h: Add header guards.
80 * langhooks-def.h: Include hooks.h.
81 (LANG_HOOKS_POST_OPTIONS): Update.
82 * langhooks.h (struct lang_hooks): Update post_options.
83 * toplev.c (parse_options_and_default_flags): Update.
85 * objc-lang.c (objc_post_options): Kill.
86 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
88 2002-05-21 Bruce Korb <bkorb@gnu.org>
90 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
91 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
92 * fixinc/fixincl.x: regen.
94 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
96 * cfgbuild.c: Fix formatting.
98 * cfgcleanup.c: Likewise.
99 * cfglayout.c: Likewise.
100 * cfgloop.c: Likewise.
101 * cfgrtl.c: Likewise.
103 2002-05-21 Richard Henderson <rth@redhat.com>
105 * c-common.h (enum rid): Add RID_THREAD.
106 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
107 (grokdeclarator): Grok __thread.
108 * c-parse.in (reswords): Add __thread.
109 (rid_to_yy): Add RID_THREAD.
111 * tree.h (DECL_THREAD_LOCAL): New.
112 (struct tree_decl): Add thread_local_flag.
113 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
114 * tree.c (staticp): TLS variables are not static.
116 * target-def.h (TARGET_HAVE_TLS): New.
117 * target.h (have_tls): New.
118 * output.h (SECTION_TLS): New.
119 * varasm.c (assemble_variable): TLS variables can't be common for now.
120 (default_section_type_flags): Handle .tdata and .tbss.
121 (default_elf_asm_named_section): Handle SECTION_TLS.
122 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
124 * flags.h (flag_tls_default): Declare.
125 * toplev.c (flag_tls_default): Define.
126 (display_help): Display help for it.
127 (decode_f_option): Set it.
129 * doc/extend.texi (Thread-Local): New node describing language-level
130 thread-local storage.
131 * doc/invoke.texi (-ftls-model): Document.
133 * fixinc/inclhack.def (thread_keyword): New.
134 * fixinc/fixincl.x: Rebuild.
136 2002-05-21 Jeffrey A Law <law@redhat.com>
138 * optabs.c (expand_binop): For double-word integer multiplies,
139 do not compute intermediate results into something that is
140 not a register (such as a SUBREG or MEM).
142 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
143 (ix86_sched_reorder): Make sure to initialize scheduling
144 data even when there's only one insn in the ready queue.
146 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
148 * genautomata.c (reserv_sets_hash_value): Fix a typo.
150 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
152 * genautomata.c (reserv_sets_hash_value): Define hash_value as
153 set_el_t. Transform the hash value into unsigned.
154 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
155 (transform_3): Add code to process `(A,B)+(D,E)'.
157 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
159 * reload1.c (do_output_reload): Run delete_output_reload
162 2002-05-21 Roger Sayle <roger@eyesopen.com>
165 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
166 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
167 (can_store_by_pieces): ... and here to limit the largest mode used.
168 Add a comment to document this function.
170 2002-05-21 Richard Henderson <rth@redhat.com>
172 * flow.c (life_analysis): Fix test for deleted label.
174 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
176 * doc/tm.texi: Fix typo.
178 2002-05-21 Zack Weinberg <zack@codesourcery.com>
180 * c-common.c (c_common_init): Set options->unsigned_char from
182 (cb_register_builtins): Define __STRICT_ANSI__ and
183 __CHAR_UNSIGNED__ here...
184 * cppinit.c (init_builtins): Not here.
185 (cpp_create_reader): unsigned_char option defaults to 0, not
186 !DEFAULT_SIGNED_CHAR.
187 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
190 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
191 * cpphash.c (_cpp_init_hashtable): Don't set it.
192 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
193 directly. Clarify comment.
195 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
197 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
198 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
199 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
200 BASIC_BLOCK (n_basic_blocks - 1).
201 * cfganal.c (can_fallthru, flow_call_edges_add,
202 flow_preorder_transversal_compute): Too.
203 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
204 find_sub_basic_blocks): Too.
205 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
206 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
207 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
208 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
209 * combine.c (this_basic_block): Type changed to basic_block.
210 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
211 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
212 get_last_value, distribute_notes, distribute_links): Too.
213 * final.c (compute_alignments): Too.
214 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
215 * function.c (thread_prologue_and_epilogue_insns): Too.
216 * gcse.c (compute_code_hoist_vbeinout): Too.
217 * global.c (build_insn_chain): Too.
218 * ifcvt.c (find_if_block, find_cond_trap): Too.
219 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
220 * regmove.c (regmove_optimize): Too.
221 * resource.c (find_basic_block): Too.
222 * sched-ebb.c (schedule_ebbs): Too.
223 * ssa-dce.c (find_control_dependence, find_pdom): Too.
225 2002-05-21 Andreas Jaeger <aj@suse.de>
227 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
229 2002-05-21 Richard Henderson <rth@redhat.com>
231 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
232 unspec names, not numbers.
234 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
236 * doc/sourcebuild.texi: Mention snapshot-README and
237 snapshot-index.html as needing updating for new front ends.
239 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
241 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
242 disabling checking, and avoid multiple evaluation of RTX.
244 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
246 * bitmap.c (bitmap_find_bit): Return early if we have the correct
249 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
251 * profile.c (gen_edge_profiler): Set alias set before the memory is
254 2002-05-20 David S. Miller <davem@redhat.com>
256 * cselib.c (max_value_regs): New.
257 (cselib_lookup, cselib_invalidate_regno): Initialize it when
258 adding new entries to the REG_VALUES table and we are dealing with
260 (clear_table): Initialize it.
261 (cselib_invalidate_regno): Use it to determine which hard
262 registers to scan when mode is not VOIDmode.
264 2002-05-20 Duraid Madina <duraid@fl.net.au>
266 * tradcpp.c (fixup_newlines): Use old-style function header.
268 2002-05-20 Krister Walfridsson <cato@df.lth.se>
270 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
272 2002-05-20 H.J. Lu (hjl@gnu.org)
274 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
276 * config/mips/mips.h (DFMODE_NAN): Defined.
277 (SFMODE_NAN): Likewise.
279 2002-05-20 Dale Johannesen <dalej@apple.com>
281 * combine.c (cant_combine_insn_p): Back out my
284 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
286 * params.c: Fix formatting.
287 * params.h: Likewise.
288 * predict.c: Likewise.
289 * prefix.c: Likewise.
290 * print-rtl.c: Likewise.
291 * print-tree.c: Likewise.
292 * profile.c: Likewise.
294 2002-05-20 H.J. Lu (hjl@gnu.org)
296 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
298 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
300 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
301 switches straight on to the assembler, do not abbreviate them.
302 * config/arm/elf.h (ASM_SPEC): As above.
303 * config/arm/semi.h (ASM_SPEC): As above.
304 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
305 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
306 -mcpu=xscale on to the assembler by default.
307 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
309 2002-05-20 Richard Henderson <rth@redhat.com>
311 * cse.c (canon_hash): Reorder do_not_record test. Always
312 allow pic_offset_table_rtx.
314 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
316 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
317 (expand_binop): Ditto (3 times).
319 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
321 * Makefile.in (distclean): Remove QMTest stuff.
322 (QMTEST_PATH): New variable.
323 (QMTESTFLAGS): Likewise.
324 (QMTESTRUNFLAGS): Likewise.
326 (QMTEST_GPP_TESTS): Likewise.
327 (QMTEST_DIR): Likewise.
328 (QMTEST_DIR/context): New target.
329 (qmtest-g++): Likeise.
330 (qmtest-gui): Likewise.
331 (QMTEST_DIR/gpp-expected.qmr): Likewise.
333 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
335 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
336 an altivec register if TARGET_ALTIVEC.
338 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
339 to ALTIVEC_VECTOR_MODE.
340 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
341 (rs6000_va_arg): Vectors may go in registers if they are not
344 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
346 * protoize.c: Fix formatting.
348 2002-05-19 Richard Henderson <rth@redhat.com>
350 * gensupport.c (init_include_reader): Merge into ...
351 (process_include): ... here. Simplify composite path creation.
352 Plug memory leaks. Fix file/line number tracking. Do not
353 process_define_cond_exec. Return void.
354 (process_rtx): Don't check process_include return value.
356 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
358 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
360 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
361 traversing basic block chain.
362 (create_basic_block_structure, create_basic_block): Declaration changed.
363 (link_block, unlink_block): Declare.
364 * cfg.c (entry_exit_blocks): Initialize new fields.
365 (link_block, unlink_block): New.
366 (expunge_block_nocompact): Unlink basic block.
367 (dump_flow_info): Print prev_bb/next_bb fields.
368 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
369 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
370 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
371 * cfgrtl.c (create_basic_block_structure, create_basic_block,
372 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
373 (verify_flow_info): Check that list agrees with numbering.
375 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
377 * c-common.c (preprocessing_asm): New macro.
378 * c-lex.h (builtin_define, builtin_assert): Use pfile.
382 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
383 (CPP_SPEC): Simplify.
384 (TARGET_CPU_CPP_BUILTINS): Update.
385 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
386 (CPP_SPEC): Simplify.
387 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
388 (TARGET_OS_CPP_BUILTINS): Update.
389 * osf.h (CPP_XFLOAT_SPEC): Kill.
390 (TARGET_OS_CPP_BUILTINS): Update.
391 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
392 * osf5.h (CPP_XFLOAT_SPEC): Kill.
393 * vms.h (CPP_SUBTARGET_SPEC): Kill.
394 (TARGET_OS_CPP_BUILTINS): Update.
396 2002-05-19 Richard Henderson <rth@redhat.com>
398 * varasm.c (default_binds_local_p): Fix typo.
400 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
402 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
403 CONST_INT operand to the correct mode after adding 1 to it.
405 2002-05-19 Mark Mitchell <mark@codesourcery.com>
407 * config.gcc (powerpc-wrs-windiss*): New target.
409 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
411 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
414 2002-05-18 Mark Mitchell <mark@codesourcery.com>
416 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
418 * config.in: Regenerated.
419 * configure: Regenerated.
421 2002-05-19 Richard Henderson <rth@redhat.com>
423 * target-def.h (TARGET_BINDS_LOCAL_P): New.
424 * target.h (struct gcc_target): Move boolean fields to the end.
426 * varasm.c (default_binds_local_p): New.
427 * output.h: Declare it.
429 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
430 * config/cris/cris.c (cris_encode_section_info): Likewise.
431 * config/i386/i386.c (i386_encode_section_info): Likewise.
432 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
433 * config/sh/sh.c (sh_encode_section_info): Likewise.
435 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
436 (TARGET_BINDS_LOCAL_P): New.
438 2002-05-19 Richard Henderson <rth@redhat.com>
440 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
441 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
442 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
444 * toplev.c (display_help): Kill -a -ax help.
446 * config/1750a/1750a.h, config/alpha/alpha.h,
447 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
448 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
449 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
450 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
452 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
453 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
455 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
456 (ix86_output_function_block_profiler): Kill.
457 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
458 (m68hc11_function_block_profiler): Kill.
459 * config/m68hc11/m68hc11-protos.h: Update.
460 * config/m88k/m88k.c (output_block_profiler): Kill.
461 (output_function_block_profiler): Kill.
462 * config/m88k/m88k-protos.h: Update.
464 2002-05-19 Richard Henderson <rth@redhat.com>
466 * system.h (STRIP_NAME_ENCODING): Poison it.
467 * output.h (STRIP_NAME_ENCODING): Remove.
468 (default_strip_name_encoding): Declare.
469 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
470 * target.h (strip_name_encoding): New.
471 * varasm.c (default_strip_name_encoding): New.
473 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
474 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
475 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
476 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
477 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
478 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
479 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
480 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
481 config/v850/v850.h: Use the hook, not the macro.
483 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
484 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
485 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
486 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
487 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
488 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
489 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
490 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
491 config/v850/v850.c, config/v850/v850.h:
492 Move STRIP_NAME_ENCODING to out-of-line function and add
493 TARGET_STRIP_NAME_ENCODING.
495 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
496 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
497 with TARGET_STRIP_NAME_ENCODING referencing existing function;
498 make function static.
500 * xcoffout.c: Include target.h
501 * Makefile.in (xcoffout.o): Update.
503 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
504 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
505 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
506 reloc argument unused.
507 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
509 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
510 STRIP_NAME_ENCODING docs.
512 2002-05-19 Andreas Jaeger <aj@suse.de>
514 * gengenrtl.c: Add prototype for excluded_rtx.
516 * real.h: Add prototype for exact_real_truncate.
518 2002-05-18 Richard Henderson <rth@redhat.com>
520 * system.h (ENCODE_SECTION_INFO): Poison it.
521 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
522 * target.h (encode_section_info): New.
523 * varasm.c (make_decl_rtl, output_constant_def): Use it.
524 * hooks.c (hook_tree_int_void): New.
525 * hooks.h: Declare it.
527 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
528 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
529 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
530 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
531 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
532 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
533 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
534 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
535 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
536 config/mcore/mcore-protos.h, config/mcore/mcore.c,
537 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
538 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
539 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
540 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
541 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
542 referencing existing function. Make function static.
544 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
545 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
546 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
547 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
548 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
549 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
550 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
551 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
552 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
553 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
554 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
555 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
556 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
557 Move ENCODE_SECTION_INFO to out-of-line function and add
558 TARGET_ENCODE_SECTION_INFO.
560 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
561 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
563 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
565 (switch_to_section): Replace in_rdata case with in_readonly_data.
567 * config/h8300/h8300.c (h8300_encode_label): Make static.
568 * config/h8300/h8300-protos.h: Update.
570 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
571 from rs6000_encode_section_info; make static.
572 (rs6000_xcoff_encode_section_info): New.
574 * config/v850/v850.c (v850_encode_data_area): Make static.
575 * config/v850/v850-protos.h: Update.
577 * config/vax/vax.c: Include flags.h.
578 (vms_select_section): Fix typo.
580 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
581 ENCODE_SECTION_INFO docs.
583 2002-05-18 Richard Henderson <rth@redhat.com>
585 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
586 REGISTER_TARGET_PRAGMAS.
587 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
589 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
591 2002-05-18 Richard Henderson <rth@redhat.com>
593 * system.h (SELECT_RTX_SECTION): Poison.
594 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
595 * target.h (select_rtx_section): New.
596 * varasm.c (output_constant_pool): Use it.
597 (default_select_rtx_section, default_elf_select_rtx_section): New.
598 * output.h: Declare them.
600 * config/darwin.h (SELECT_RTX_SECTION): Move ...
601 * config/darwin.c (machopic_select_rtx_section): ... here.
602 * config/darwin-protos.h: Update.
604 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
605 * config/nextstep.c (machopic_select_rtx_section): ... here.
606 (nextstep_select_section): Rename variable to avoid macro clash.
607 * config/nextstep-protos.h: Update.
609 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
610 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
611 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
612 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
613 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
614 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
615 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
616 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
617 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
618 (SELECT_RTX_SECTION): Remove.
620 * config/darwin.h, config/elfos.h, config/nextstep.h,
621 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
622 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
623 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
624 config/sparc/lynx.h, config/xtensa/xtensa.c
625 (TARGET_ASM_SELECT_RTX_SECTION): New.
627 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
628 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
629 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
630 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
631 (ia64_aix_select_rtx_section): New.
632 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
634 * config/mips/mips.c (mips_select_rtx_section): Make static.
635 Support ELF SHF_MERGE features.
636 * config/mips/mips-protos.h: Update.
637 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
638 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
639 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
640 make static, fall back to default_elf_select_rtx_section.
641 * config/rs6000/rs6000-protos.h: Update.
642 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
643 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
644 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
645 * config/romp/romp.c (romp_select_rtx_section): New.
646 * config/s390/s390.c (s390_select_rtx_section): New.
647 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
648 declarations before target macro definition.
649 (xtensa_emit_call): Use static buffer.
650 (xtensa_select_rtx_section): New.
651 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
652 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
653 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
655 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
656 SELECT_RTX_SECTION docs.
658 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
660 * i386.md (movsi/movdi): Fix template.
661 (sse2 patterns): Set attributes consistently.
663 * i386.md (pushqi2, ashrqi_*): Fix constraint.
665 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
667 * optabs.c (complex_part_zero_p): New.
668 * (expand_cmplxdiv_straight): Use it.
669 * (expand_cmplxdiv_wide): Ditto.
670 * (expand_binop): Ditto.
672 2002-05-18 Richard Henderson <rth@redhat.com>
674 * final.c (HAVE_READONLY_DATA_SECTION): New.
675 (shorten_branches): Use it instead of ifdefs.
676 * varasm.c (enum in_section): Add in_readonly_data.
677 (text_section, data_section): Tidy.
678 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
680 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
681 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
682 (READONLY_DATA_SECTION): Don't undef.
684 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
685 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
686 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
688 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
689 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
690 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
691 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
693 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
694 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
695 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
696 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
697 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
698 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
699 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
700 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
701 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
703 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
704 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
705 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
706 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
707 config/pa/pa64-hpux.h, config/sparc/litecoff.h
708 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
710 * config/elfos.h, config/netware.h, config/svr3.h,
711 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
712 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
713 config/h8300/h8300.h, config/i386/i386-interix.h,
714 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
715 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
717 * config/elfos.h, config/netware.h, config/svr3.h,
718 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
719 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
720 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
721 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
723 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
724 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
725 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
726 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
727 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
728 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
729 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
730 config/rs6000/sysv4.h, config/v850/v850.h
731 (EXTRA_SECTIONS): Remove in_const/in_rdata.
732 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
734 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
735 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
736 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
737 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
738 * config/alpha/alpha.c (alpha_start_function): Likewise.
739 (alpha_write_linkage): Likewise.
740 * config/m32r/m32r.c (m32r_select_section): Likewise.
741 * config/m88k/m88k.c (m88k_select_section): Likewise.
742 * config/mips/mips.c (mips_select_rtx_section): Likewise.
743 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
744 (rs6000_elf_select_section): Likewise.
745 * config/v850/v850.c (v850_select_section): Likewise.
747 * config/1750a/1750a.h, config/i860/sysv3.h
748 (READONLY_DATA_SECTION_ASM_OP): New.
749 READONLY_DATA_SECTION_ASM_OP.
750 * config/i386/interix.c, config/i386/winnt.c
751 (i386_pe_unique_section): Always use .rdata prefix.
752 * config/pa/som.h (readonly_data): Always switch to read-only section.
753 (READONLY_DATA_SECTION): Predicate on flag_pic.
754 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
755 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
756 (READONLY_DATA_SECTION): Update.
758 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
760 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
761 is used without -Wformat.
762 * c-common.h (warn_format_zero_length): Declare extern.
763 * c-decl.c (warn_options): Add "format-zero-length".
764 * c-format.c (warn_format_zero_length): Declare.
765 (set_Wformat): Set warn_format_zero_length for -Wformat.
766 (check_format_info): Only warn about zero-length formats if
767 warn_format_zero_length is true. Include the format type
768 name in the warning message.
769 * doc/invoke.texi: Document -Wformat-zero-length.
770 * testsuite/gcc.dg/format/zero-length-1.c: New test.
772 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
774 * timevar.c: Fix formatting.
776 * toplev.c: Likewise.
777 * tree-dump.c: Likewise.
778 * tree-inline.c: Likewise.
780 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
782 * cppinit.c (cpp_post_options): If preprocessed, turn off
783 traditional. If traditional, turn off column numbers.
784 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
785 * cpptrad.c (handle_newline): Update line_base.
786 (skip_comment): Handle -Wcomment.
788 2002-05-17 Zack Weinberg <zack@codesourcery.com>
790 * cppinit.c (struct builtin): Remove unused fields.
791 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
792 (operator_array): New - was second half of builtin_array.
793 (init_builtins): Simplify loop over builtin_array/operator_array.
795 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
797 * defaults.h (UNIQUE_SECTION): Remove.
798 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
800 2002-05-17 Richard Henderson <rth@redhat.com>
802 * expr.c (init_expr_once): Don't use start/end_sequence.
803 Use rtx_alloc instead of emit_insn.
804 * toplev.c (lang_dependent_init): Run init_expr_once here ...
805 (lang_independent_init): ... not here.
807 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
809 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
811 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
813 * config/avr/avr.c (avr_regs_to_save): New function. Also check
814 for fixed registers, possibly used for global register variables.
815 (initial_elimination_offset, avr_output_function_prologue,
816 avr_output_function_epilogue): Move common code to avr_regs_to_save.
818 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
820 * Makefile.in: Update for cpptrad.c.
821 * cpphash.h (struct cpp_buffer): New members for buffer
823 (struct cpp_reader): New members for traditional output.
824 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
825 * cppinit.c (cpp_create_reader): Set trad_line.
826 (cpp_destroy): Free trad_out_base if used.
827 (cpp_read_main_file): Overlay an empty buffer if traditional.
828 (cpp_finish_options): Don't do builtins.
829 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
830 (cpp_handle_option): Handle it.
831 * cpplex.c (continue_after_nul): New.
832 (_cpp_lex_direct): Use handle_nul.
833 * cpplib.h (struct cpp_options): New traditional option.
834 * cpptrad.c: New file.
836 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
838 * c-common.c (c_common_init_options): Use C89 for Objective-C,
839 and set the options flag.
840 * cppinit.c (lang_flags): Remove objc.
841 (lang_defaults): Remove OBJC and OBJCXX.
843 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
844 (cpp_handle_option): Remove -+ and -lang-objc++.
845 For ObjC, just set a flag.
846 (print_help): Update.
847 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
849 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
851 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
852 bootstrap with -mips3.
854 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
856 * final.c: Fix formatting.
857 * fix-header.c: Likewise.
859 * fold-const.c: Likewise.
860 * function.c: Likewise.
862 2002-05-17 David S. Miller <davem@redhat.com>
864 PR c/6689, PR optimization/6615
865 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
866 and make it a pointer to rtx. Update comments.
867 (update_equiv_regs): When scanning for equivalences, record
868 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
869 it while making the equiv replacements.
871 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
873 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
875 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
877 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
878 when encoding visibility into SYMBOL_REF_FLAG.
880 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
882 * expr.c (force_operand): Fix reversed move.
884 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
886 * doc/install.texi (Testing): Mention two common DejaGnu warnings
889 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
891 * doc/install.texi (Final install): Recommend to install into a
892 "clean" target directory.
894 2002-05-17 Richard Henderson <rth@redhat.com>
896 * config/ia64/ia64.md: Use braced strings instead of quoted strings
897 for code blocks. Tidy whitespace.
899 2002-05-17 Richard Henderson <rth@redhat.com>
901 * hooks.c (hook_tree_bool_false): New.
902 * hooks.h: Declare it.
903 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
904 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
905 * target.h (select_section, unique_section): New.
906 (in_small_data_p): New.
907 * varasm.c (resolve_unique_section): Use hooks instead of macros.
908 (variable_section, output_constant_def_contents): Likewise.
909 (default_select_section, default_unique_section): New.
910 (categorize_decl_for_section, default_elf_select_section): New.
911 * output.h: Declare them.
913 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
914 (TARGET_ASM_SELECT_SECTION): New.
915 (SELECT_SECTION): Move ...
916 * config/darwin.c (machopic_select_section): ... here.
917 * config/darwin-protos.h: Update.
919 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
920 (SELECT_SECTION): Move ...
921 * config/nextstep.c (nextstep_select_section): ... here.
922 * config/nextstep-protos.h: Update.
924 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
925 (TARGET_ASM_SELECT_SECTION): New.
926 * config/svr3.h (SELECT_SECTION): Remove.
928 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
929 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
930 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
931 (alpha_encode_section_info): Use it.
932 * config/alpha/alpha-protos.h: Update.
933 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
934 (SELECT_SECTION, UNIQUE_SECTION): Remove.
935 (TARGET_ASM_SELECT_SECTION): New.
936 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
938 * config/arm/pe.h (UNIQUE_SECTION): Remove.
939 (TARGET_ASM_UNIQUE_SECTION): New.
941 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
942 (avr_unique_section): Rename from unique_section; make static.
943 * config/avr/avr-protos.h: Update.
944 * config/avr/avr.h (UNIQUE_SECTION): Remove.
946 * config/c4x/c4x.h (SELECT_SECTION): Remove.
948 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
949 (TARGET_ASM_UNIQUE_SECTION): New.
950 * config/i386/i386-interix.h: Likewise.
951 * config/i386/win32.h: Likewise.
952 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
953 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
954 * config/i386/sco5.h (SELECT_SECTION): Remove.
955 (TARGET_ASM_SELECT_SECTION): New.
956 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
958 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
959 instead of SELECT_SECTION.
960 * config/m68k/dpx2.h: Likewise.
961 * config/rs6000/lynx.h: Likewise.
963 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
964 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
965 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
966 (ia64_in_small_data_p): New.
967 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
968 (ia64_aix_select_section, ia64_aix_unique_section): New.
969 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
970 (SELECT_SECTION, UNIQUE_SECTION): Remove.
972 * config/m32r/m32r.h (SELECT_SECTION): Remove.
973 (TARGET_ASM_SELECT_SECTION): New.
974 * config/m32r/m32r.c (m32r_select_section): Take align argument.
975 * config/m32r/m32r-protos.h: Update.
977 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
978 (SELECT_SECTION): Move ...
979 * config/m88k/m88k.c (m88k_select_section): ... here.
981 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
982 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
983 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
984 (mcore_unique_section): Make static.
985 * config/mcore/mcore-protos.h: Update.
987 * config/mips/elf.h (UNIQUE_SECTION): Remove.
988 (TARGET_ASM_UNIQUE_SECTION): New.
989 * config/mips/elf64.h: Likewise.
990 * config/mips/iris6gld.h: Likewise.
991 * config/mips/linux.h: Likewise.
992 * config/mips/mips-protos.h: Update.
993 * config/mips/mips.c (mips_select_section): Add align argument.
994 * config/mips/mips.h (SELECT_SECTION): Remove.
995 (TARGET_ASM_SELECT_SECTION): New.
997 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
998 * config/mmix/mmix.c (mmix_select_section): Remove.
999 (mmix_unique_section): Remove.
1000 * config/mmix/mmix-protos.h: Update.
1002 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
1003 (SELECT_SECTION): Move ...
1004 * config/pa/pa.c (pa_select_section): ... here.
1005 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
1007 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
1008 from rs6000_select_section and make static.
1009 (rs6000_elf_unique_section): Similarly.
1010 (rs6000_xcoff_select_section): From xcoff.h.
1011 (rs6000_xcoff_unique_section): Likewise.
1012 * config/rs6000/rs6000-protos.h: Update.
1013 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
1014 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
1015 * config/rs6000/xcoff.h: Likewise.
1017 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
1018 (SELECT_SECTION): Move ...
1019 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
1021 * config/v850/v850.h (SELECT_SECTION): Move ...
1022 * config/v850/v850.c (v850_select_section): ... here.
1023 (TARGET_ASM_SELECT_SECTION): New.
1025 * config/vax/vms.h (SELECT_SECTION): Move ...
1026 * config/vax/vax.c (vms_select_section): ... here.
1027 (TARGET_ASM_SELECT_SECTION): New.
1029 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
1030 for the target hooks.
1032 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
1034 * config/arm/arm.c (emit_multi_reg_push): Do not set
1035 RTX_FRAME_RELATED_P on the SEQUENCE.
1037 2002-05-16 Richard Henderson <rth@redhat.com>
1039 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
1040 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
1042 2002-05-16 Richard Henderson <rth@redhat.com>
1044 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
1046 * config/ia64/ia64.c (saveable_obstack): Do not declare.
1048 2002-05-16 Richard Henderson <rth@redhat.com>
1050 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
1051 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
1052 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
1053 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
1054 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
1055 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
1056 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
1057 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
1058 Revert "Basic block renumbering removal", and two followup patches.
1060 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
1062 * lcm.c (optimize_mode_switching): Revert previous change.
1064 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1066 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
1067 with only extant block numbers.
1069 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
1071 * lcm.c (optimize_mode_switching): Fix typo.
1073 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1075 * flow.c (calculate_global_regs_live): Queue blocks in program order.
1077 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1079 * doc/install.texi (Configuration): Document PWDCMD.
1081 2002-05-16 Dale Johannesen <dalej@apple.com>
1083 * combine.c (cant_combine_insn_p): Reenable combinations
1084 involving hard regs unless CLASS_LIKELY_SPILLED_P.
1086 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1088 * c-common.c (cb_register_builtins): Handle more built-ins
1089 here rather than in gcc.c specs.
1090 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
1091 (cpp_options): Pass -O flags even when only preprocessing.
1092 * toplev.c (set_fast_math_flags): New prototype.
1093 (fast_math_flags_set_p): New.
1094 (set_no_fast_math_flags): Remove.
1095 (decode_f_option): Update.
1096 * toplev.h (set_fast_math_flags): Update.
1097 (fast_math_flags_set_p): New.
1098 (set_no_fast_math_flags): Remove.
1100 * c4x/c4x.c (c4x_override_options): Update.
1102 2002-05-16 Zack Weinberg <zack@codesourcery.com>
1104 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
1105 Default-define here.
1106 (builtin_define_with_value): Can now wrap the expansion in
1107 quotation marks if such is wanted.
1108 (cb_register_builtins): Update calls to builtin_define_with_value.
1109 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
1111 (c_common_init): Set options->stdc_0_in_system_headers.
1112 * c-lex.h: Update prototype of builtin_define_with_value.
1113 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
1114 and REGISTER_PREFIX.
1116 * cppinit.c (VERS, ULP, C, X): Kill.
1117 (builtin_array): Remove entries for __VERSION__,
1118 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
1119 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
1121 (init_builtins): Kill off a bunch of now-dead code.
1122 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
1123 -fno-leading-underscore.
1124 (cpp_handle_option): Remove code to set user_label_prefix.
1125 (cpp_post_options): Likewise.
1127 * cpplib.h (struct cpp_options): Remove user_label_prefix.
1128 (stdc_0_in_system_headers): New.
1129 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
1130 stdc_0_in_system_headers) too to decide the value of __STDC__.
1132 * tradcpp.c (user_label_prefix): Kill.
1133 (main): Remove code handling -f(no-)leading-underscore.
1134 (initialize_builtins): Don't define __REGISTER_PREFIX__
1135 or __USER_LABEL_PREFIX__.
1136 (install_value): Wrap compound statement in dummy loop so the
1137 macro works properly in an if statement.
1140 2002-05-16 Janis Johnson <janis187@us.ibm.com>
1142 * loop.h (struct loop_info): Add member has_prefetch.
1143 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
1144 (prescan_loop): Initialize has_prefetch.
1145 (struct prefetch_info): Change prefetch_in_loop and
1146 prefetch_before_loop from bit fields to ints.
1147 (emit_prefetch_instructions): Several small fixes.
1148 (check_dbra_loop): Don't reverse loop that uses prefetch.
1150 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1152 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
1153 * configure.in: Likewise.
1154 * fixinc/check.tpl: Likewise.
1155 * fixinc/fixinc.dgux: Likewise.
1156 * fixinc/fixinc.svr4: Likewise.
1157 * fixinc/fixinc.winnt: Likewise.
1158 * fixinc/fixincl.sh: Likewise.
1159 * fixproto: Likewise.
1160 * configure: Regenerate.
1162 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1164 Basic block renumbering removal:
1165 * basic_block.h (struct basic_block_def): Renamed index to sindex,
1166 added prev_bb and next_bb fields.
1167 (n_basic_blocks): Renamed to num_basic_blocks.
1168 (last_basic_block): New, index of last basic block.
1169 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
1170 traversing basic block chain.
1171 (BLOCK_NUM): index -> sindex.
1172 (create_basic_block_structure, create_basic_block): Declaration changed.
1173 (debug_num2bb): Declare.
1174 (expunge_block_nocompact): Declaration removed.
1175 (link_block, unlink_block, compact_blocks): Declare.
1176 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
1177 * cfg.c (entry_exit_blocks): Initialize new fields.
1178 (clear_edges, alloc_block, expunge_block, cached_make_edge,
1179 redirect_edge_pred, dump_flow_info, dump_edge_info,
1180 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
1181 free_aux_for_edges): Modified.
1182 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
1183 (expunge_block_nocompact): Removed.
1184 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
1185 find_unreachable_blocks, create_edge_list, print_edge_list,
1186 verify_edge_list, flow_edge_list_print, remove_fake_successors,
1187 remove_fake_edges, flow_reverse_top_sort_order_compute,
1188 flow_depth_first_order_compute, flow_preorder_transversal_compute,
1189 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
1190 flow_dfs_compute_reverse_execute): Modified.
1191 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
1192 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
1194 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1195 merge_blocks_move_predecessor_nojumps,
1196 merge_blocks_move_successor_nojumps, merge_blocks,
1197 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
1198 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
1199 * cfglayout.c (skip_insns_after_block, label_for_bb,
1200 record_effective_endpoints, scope_to_insns_finalize,
1201 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
1202 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
1203 cfg_layout_duplicate_bb): Modified.
1204 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
1205 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1206 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
1207 flow_loops_find, flow_loop_outside_edge_p): Modified.
1208 * cfgrtl.c (create_basic_block_structure, create_basic_block,
1209 flow_delete_block, compute_bb_for_insn, split_block,
1210 try_redirect_by_replacing_jump, redirect_edge_and_branch,
1211 force_nonfallthru_and_redirect, tidy_fallthru_edge,
1212 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
1213 commit_edge_insertions, commit_edge_insertions_watch_calls,
1214 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
1215 purge_all_dead_edges): Modified.
1216 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
1217 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
1218 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
1220 * conflict.c (conflict_graph_compute): Modified.
1221 * df.c (FOR_ALL_BBS): Removed.
1222 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
1223 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
1224 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
1225 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
1226 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
1227 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
1228 * final.c (compute_alignments, final_scan_insn): Modified.
1229 * flow.c (verify_local_live_at_start, update_life_info,
1230 update_life_info_in_dirty_blocks, free_basic_block_vars,
1231 delete_noop_moves, calculate_global_regs_live,
1232 initialize_uninitialized_subregs, allocate_bb_life_data,
1233 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
1234 mark_used_reg, count_or_remove_death_notes): Modified.
1235 * function.c (thread_prologue_and_epilogue_insns): Modified.
1236 * gcse.c (struct null_pointer_info): Change typo of current_block
1238 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
1239 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
1240 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
1241 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
1242 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
1243 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
1244 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
1245 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
1246 pre_delete, one_pre_gcse_pass, compute_transpout,
1247 invalidate_nonnull_info, delete_null_pointer_checks_1,
1248 free_code_hoist_mem, compute_code_hoist_vbeinout,
1249 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
1250 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
1251 compute_store_table, build_store_vectors, insert_insn_start_bb,
1252 insert_store, replace_store_insn, free_store_memory, store_motion):
1254 * global.c (global_alloc, global_conflicts, mark_elimination,
1255 build_insn_chain): Modified.
1256 * graph.c (print_rtl_graph_with_bb): Modified.
1257 * haifa-sched.c (sched_init): Modified.
1258 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
1259 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
1260 if_convert): Modified.
1261 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
1262 compute_insert_delete, pre_edge_lcm, compute_available,
1263 compute_farthest, compute_nearerout, compute_rev_insert_delete,
1264 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
1266 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
1267 * loop.c (loop_dump_aux): Modified.
1268 * predict.c (combine_predictions_for_insn, estimate_probability,
1269 last_basic_block_p, process_note_prediction, process_note_predictions,
1270 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
1271 expensive_function_p, estimate_bb_frequencies,
1272 compute_function_frequency): Modified.
1273 * print-rtl.c (print_rtx): Modified.
1274 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
1275 get_exec_counts, compute_branch_probabilities, compute_checksum,
1276 branch_prob, find_spanning_tree): Modified.
1277 * recog.c (split_all_insns, peephole2_optimize): Modified.
1278 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
1279 convert_regs_1, convert_regs_2, convert_regs): Modified.
1280 * regclass.c (scan_one_insn, regclass): Modified.
1281 * regmove.c (mark_flags_life_zones, regmove_optimize,
1282 combine_stack_adjustments): Modified.
1283 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
1284 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
1285 * reorg.c (dbr_schedule): Modified.
1286 * resource.c (find_basic_block, init_resource_info): Modified.
1287 * sbitmap.c (sbitmap_intersection_of_succs,
1288 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
1289 sbitmap_union_of_preds): Modified.
1290 * sched-deps.c (init_dependency_caches): Modified.
1291 * sched-ebb.c (schedule_ebbs): Modified.
1292 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
1293 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
1294 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
1295 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
1296 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
1297 ssa_const_prop): Modified.
1298 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
1299 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
1300 * ssa.c (remove_phi_alternative, find_evaluations,
1301 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
1302 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
1303 make_regs_equivalent_over_bad_edges,
1304 make_equivalent_phi_alternatives_equival,
1305 compute_conservative_reg_partition,
1306 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
1307 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
1310 2002-05-16 Mark Mitchell <mark@codesourcery.com>
1312 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
1314 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
1316 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
1317 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
1318 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
1319 calling CONSTANT_POOL_ADDRESS_P.
1320 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
1321 to decide whether to define __arm__ or __thumb.
1322 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
1323 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
1325 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1327 * config/arc/arc.h (CPP_PREDEFINES): Remove.
1329 (TARGET_CPU_CPP_BUILTINS): New.
1331 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1333 * cpphash.h (cpp_macro): Move here, and make expansion a union.
1334 * cppmacro.c (cpp_macro): Remove.
1335 (enter_macro_context, replace_args, warn_of_redefinition,
1336 _cpp_create_definition, cpp_macro_definition): Update.
1338 2002-05-16 Jason Merrill <jason@redhat.com>
1340 * config/mips/mips.c (mips_output_external): Don't do sdata
1341 optimization for a variable with DECL_COMDAT set.
1343 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
1345 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
1346 Cleanups for accepting modifiers on pointers.
1347 Fix predicate typos.
1348 Allow long pointers as well as int pointers.
1350 2002-05-15 Richard Henderson <rth@redhat.com>
1352 * varasm.c (merge_weak): Remove special case for extern and common.
1354 2002-05-15 Matt Hiller <hiller@redhat.com>
1356 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
1358 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
1359 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
1360 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
1361 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
1362 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
1363 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
1365 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
1367 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
1369 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
1371 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
1372 ("altivec_mfvscr"): Read from VSCR.
1374 Add vscr sets for the following insns: altivec_vctuxs,
1375 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
1376 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
1377 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
1378 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
1379 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
1380 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
1381 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
1382 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
1383 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
1384 altivec_vsum2sws, altivec_vsumsws.
1386 * config/rs6000/rs6000.h: Add VSCR fixed register.
1387 (CALL_REALLY_USED_REGISTERS): Add vscr.
1388 (CALL_USED_REGISTERS): Same.
1389 (FIXED_REGISTERS): Same.
1390 (REG_ALLOC_ORDER): Same.
1391 (reg_class): Add VSCR_REGS.
1392 (REG_CLASS_NAMES): Same.
1393 (REG_CLASS_CONTENTS): Same.
1395 (REGISTER_NAMES): Add vscr.
1396 (DEBUG_REGISTER_NAMES): Same.
1397 (ADDITIONAL_REGISTER_NAMES): Same.
1398 (FIRST_PSEUDO_REGISTER): Increment.
1399 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
1401 2002-05-15 Jakub Jelinek <jakub@redhat.com>
1403 * fold-const.c (fold): Fix a typo.
1405 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
1407 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
1408 comparison against the highest or lowest integer value before
1409 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
1410 transformation and that of an unsigned comparison against 0
1413 2002-05-15 Richard Henderson <rth@redhat.com>
1415 * varasm.c (merge_weak): Error for any weakening after definition.
1416 Adjust weakening after use warning to catch more cases.
1417 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
1418 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
1420 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
1422 * invoke.texi (-malign-double): Re-add lost warning.
1424 * i386-protos.h (x86_output_mi_thunk): Declare.
1425 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
1426 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
1428 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
1429 when flag_asynchronous_unwind_tables is set.
1431 * flags.h (flag_reorder_functions): Declare.
1432 * function.c (prepare_function_start): Initialize frequnecy.
1433 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
1434 * Makefile.in (predict.o): Add dependency on target.h and params.h
1435 * defaults.h (HOT_TEXT_SECTION_NAME,
1436 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
1437 * predict.c (choose_function_section): New function.
1438 (estimate_bb_frequencies): Use it.
1439 * toplev.c (flag_reorder_functions): New global variable.
1440 (lang_independent_options): New.
1441 (parse_options_and_default_flags): Set.
1442 * varasm.c (assemble_start_function): Bypass functdion alignment
1443 for never executed functions.
1444 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
1445 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
1446 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
1449 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
1451 * predict.c: Inlude profile.h
1452 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
1453 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
1454 Use the information about maximal counter in the program.
1456 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
1458 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
1459 probably_never_executed_bb_p): New functions.
1460 * cfgcleanup.c (outgoing_edges_match): Use them.
1461 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
1462 (maybe_hot_bb_p, probably_cold_bb_p,
1463 probably_never_executed_bb_p): New functions.
1465 * function.h (function): Add new field function_frequency.
1466 * predict.c (compute_function_frequency): New function.
1467 (estimate_probability): Call it.
1469 2002-03-09 Jakub Jelinek <jakub@redhat.com>
1471 PR optimization/5172, optimization/5200
1472 * gcse.c (gcse_main): Disable store_motion.
1474 2002-05-14 Zack Weinberg <zack@codesourcery.com>
1476 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
1477 (c_common_nodes_and_builtins): Use it.
1478 (builtin_define_with_value): New function.
1479 (cb_register_builtins): Define __SIZE_TYPE__,
1480 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
1481 using builtin_define_with_value. Use consistent notation when
1482 defining __GXX_WEAK__.
1483 (WCHAR_TYPE_SIZE): Don't redefine.
1484 (combine_strings): Don't use WCHAR_TYPE_SIZE.
1486 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
1487 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
1488 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
1489 * tradcpp.c (initialize_builtins): Likewise.
1490 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
1492 * c-lex.h (builtin_define_with_value): Prototype.
1493 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
1494 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
1495 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
1497 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
1498 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
1499 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
1500 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
1501 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
1502 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
1503 config/sparc/sol2-bi.h, config/sparc/sparc.h:
1504 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
1505 to __SIZE_TYPE__ etc from all spec strings. When this makes
1506 extra specs empty, delete them.
1508 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
1510 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
1511 for PA8000 or generating dwarf2 call frame information.
1512 (output_call): Remove DO_FRAME_NOTES check from return pointer
1514 (following_call): Return 0 when scheduling for PA8000 or generating
1515 dwarf2 call frame information. Revise comment.
1517 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
1520 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
1521 and __IEEE_FP_INEXACT as appropriate.
1522 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
1523 (CPP_SPEC): Remove ieee defines.
1524 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
1526 2002-05-14 Richard Henderson <rth@redhat.com>
1528 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
1529 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
1531 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
1533 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
1535 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
1536 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
1537 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
1538 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
1539 (EXTRA_SPECS): Update.
1540 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
1541 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
1542 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
1543 define TARGET_OS_CPP_BUILTINS if necessary.
1545 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
1547 * gcc.c (cpp_options): Must pass -m* and -f* options
1548 to the front end even when only preprocessing.
1549 (cc1_options): Remove redundant -lang-c.
1550 * tradcpp.c (main): Ignore -m options.
1552 * lang-specs.h: Similarly.
1554 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
1556 * genautomata.c (transform_3): Add code for transformation
1557 `(A,B,...)+C -> A+C,B,...'.
1559 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
1561 * final.c (end_final): Do not output profile_arcs constructor, when
1562 no functions are instrumented.
1564 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
1566 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
1568 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1570 * doc/install.texi: Remove special markup originally required for
1571 HTML generation with texi2html.
1573 2002-05-14 Andreas Schwab <schwab@suse.de>
1575 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
1577 (UNIQUE_SECTION): Define to get small data correctly.
1579 * varasm.c (resolve_unique_section): Add third parameter
1580 flag_function_or_data_sections and use it instead of
1581 flag_function_sections.
1582 (assemble_start_function): Pass flag_function_sections.
1583 (asm_emit_uninitialised): Pass flag_data_sections.
1584 (assemble_variable): Likewise.
1586 2002-05-14 Richard Henderson <rth@redhat.com>
1588 * config/i386/i386.md: Use define_constants for unspec numbers.
1589 * config/i386/i386.c: Likewise.
1591 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
1593 * doc/contrib.texi: Update my entry.
1595 2002-05-13 Mark Mitchell <mark@codesourcery.com>
1597 * fixinc/inclhack.def (winidss_valist): Limit applicability.
1598 * fixinc/fixincl.x: Regenerated.
1599 * fixinc/tests/base/math.h: Update.
1600 * fixinc/tests/base/testing.h: Likewise.
1602 2002-05-13 Zack Weinberg <zack@codesourcery.com>
1604 * genattr.c (gen_attr): Don't emit a comma after the last
1607 2002-05-13 Richard Henderson <rth@redhat.com>
1609 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
1611 * recog.c (peephole2_optimize): Likewise.
1613 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
1615 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
1618 2002-05-13 Jeffrey A Law (law@redhat.com)
1620 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
1621 Update prototype and callers.
1622 (propagate_one_insn): Stack pointer adjustments kill MEMs on
1623 the mem_set_list which reference the stack pointer, as do
1624 calls to constant functions as they may clobber outgoing
1627 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
1629 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
1630 (ia32_multipass_dfa_lookahead): New function.
1632 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
1634 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
1635 (translate_options): Remove 'V'.
1636 (process_command): Similarly.
1638 * invoke.texi: Remove documentation of 'V'.
1640 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
1642 * config/s390/linux.h: Revert 2002-04-22 changes.
1644 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
1646 * config/fr30/fr30.md: Only allow splits of immediate loads
1647 if the destination is a register.
1649 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
1651 * Makefile.in (c-common.o, cppinit.o): Update.
1652 * c-common.c: Include except.h.
1653 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
1654 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
1655 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
1656 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
1657 CPP_PREDEFINES): Handle here.
1659 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
1660 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
1661 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
1662 TARGET_OS_CPP_BUILTINS.
1663 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
1664 (CPP_SPEC, EXTRA_SPECS): Update.
1665 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
1666 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
1667 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
1668 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
1669 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
1671 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
1672 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
1674 2002-05-12 Zack Weinberg <zack@codesourcery.com>
1676 * emit-rtl.c (global_rtl): Update comment.
1677 (const_double_htab, const_double_htab_hash,
1678 const_double_htab_hash, lookup_const_double): New.
1679 (const_int_htab_hash, const_int_htab_eq): Remove const
1680 qualifiers, which cause tons of warnings with RTL checking on.
1681 (gen_rtx_CONST_DOUBLE): Deleted.
1682 (const_double_from_real_value): New function - bears some
1683 resemblance to the former immed_real_const_1.
1684 (immed_double_const): Moved here from varasm.c and
1686 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
1687 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
1688 (gen_rtx): Use immed_double_const.
1689 (init_emit_once): Initialize the const_double_htab. Use
1690 REAL_VALUE_FROM_INT where possible. Can now use
1691 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
1692 * varasm.c (struct varasm_status): Remove x_const_double_chain.
1693 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
1694 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
1695 (init_varasm_status, mark_varasm_status): Don't touch
1696 x_const_double_chain.
1698 * output.h: Delete prototype for clear_const_double_mem.
1699 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
1700 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
1701 const_double_from_real_value, not immed_real_const_1, and use
1702 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
1704 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
1705 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
1706 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
1707 (gen_rtx_REG): Second arg is unsigned.
1709 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
1710 (excluded_rtx): New, return true for CONST_DOUBLE.
1711 (genmacro): Write nothing for excluded codes.
1712 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
1713 * expr.c (expand_expr): Likewise.
1714 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
1716 * toplev.c (rest_of_compilation): Don't call
1717 clear_const_double_mem.
1719 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
1720 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
1721 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
1722 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
1723 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
1724 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
1725 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
1726 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
1728 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1730 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
1732 2002-05-12 Tom Tromey <tromey@redhat.com>
1734 * tree.h (copy_node): Don't mention TREE_PERMANENT.
1736 2002-05-12 Zack Weinberg <zack@codesourcery.com>
1738 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
1739 (scan_comma_elt): New function. Accepts whitespace in comma lists.
1740 * gensupport.h: Prototype new routines.
1741 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
1743 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
1744 (next_comma_elt): Use scan_comma_elt.
1746 * config/i386/i386.md: Use new attribute notation to break up
1747 long lines in define_attr forms.
1749 2002-05-12 Richard Henderson <rth@redhat.com>
1751 * expr.c (compress_float_constant): New.
1752 (emit_move_insn): Use it.
1753 (float_extend_from_mem): New.
1754 (init_expr_once): Initialize it.
1755 * real.c (exact_real_truncate): New.
1757 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
1758 dropped into memory; penalize for size.
1759 (RTX_COSTS): FLOAT_EXTEND is free.
1760 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
1761 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
1763 2002-05-12 Richard Henderson <rth@redhat.com>
1765 * profile.h (profile_info): Add missing extern to declaration.
1766 * profile.c (profile_info): Define it.
1768 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1770 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
1771 used for DImode and TImode.
1773 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
1775 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
1778 2002-05-11 Zack Weinberg <zack@codesourcery.com>
1780 * config/rs6000/rs6000.c (rs6000_default_long_calls,
1781 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
1782 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
1783 (rs6000_override_options): Handle -m(no-)longcall.
1784 (init_cumulative_args, output_mi_thunk): Check for both
1785 longcall and shortcall attributes on the function.
1786 (rs6000_attribute_table): Add "shortcall".
1787 (rs6000_handle_longcall_attribute): Update comment.
1788 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
1789 altivec_expand_ternop_builtin): Add default clauses to switches
1790 to silence warnings.
1792 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
1793 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
1794 (TARGET_OPTIONS): Add longcall and no-longcall.
1796 * config/rs6000/rs6000.md (call_nonlocal_sysv,
1797 call_value_nonlocal_sysv): Split by alternatives. One pair
1798 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
1799 the call cookie. The other pair accepts only LR/CTR and has
1802 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
1803 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
1805 * config/rs6000/rs6000-c.c: New file.
1806 * config/rs6000/t-rs6000-c-rule: New file.
1807 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
1808 Prototype rs6000_pragma_longcall.
1810 * doc/extend.texi: Document shortcall attribute.
1811 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
1813 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1815 * reorg.c (dbr_schedule): Remove unnecessary test.
1817 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
1819 * i386.md (testsi to testqi spliters): New.
1821 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
1823 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
1825 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
1827 * basic-block.h: New flag EDGE_CAN_FALLTHRU
1828 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
1829 that can be made fallthru.
1831 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
1833 * cfglayout.c (cleanup_unconditional_jumps): New static function.
1834 (cfg_layout_initialize): Use it.
1836 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
1838 * config/avr/avr.c (avr_mcu_types): Update supported devices.
1839 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1840 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1842 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
1844 * dbxout.c: Fix formatting.
1845 * dependence.c: Likewise.
1847 * diagnostic.c: Likewise.
1848 * doloop.c: Likewise.
1849 * dominance.c: Likewise.
1850 * doschk.c: Likewise.
1851 * dwarf2asm.c: Likewise.
1852 * dwarf2out.c: Likewise.
1853 * dwarfout.c: Likewise.
1855 2002-05-10 Richard Henderson <rth@redhat.com>
1857 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
1858 Convert integers constants as needed. Replace "nwords" field with
1860 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
1861 * function.h: Fix typo in comment.
1862 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
1864 2002-05-10 Roger Sayle <roger@eyesopen.com>
1866 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
1867 into the equivalent (signed char)c > 0.
1869 2002-05-10 Janis Johnson <janis187@us.ibm.com>
1871 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
1872 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
1873 (struct prefetch_info): Fix spelling of member bytes_accessed.
1874 (emit_prefetch_instructions): Make dump messages more regular;
1875 restructure code to add more dump messages; use new macros for
1876 heuristics. (There are no code generation changes in any of this).
1878 2002-05-10 David S. Miller <davem@redhat.com>
1880 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
1881 (struct rtx_def): Update unchanging flag comment.
1882 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
1883 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
1884 to be handled to INSN too.
1885 (dbr_schedule): Likewise.
1886 * resource.c (next_insn_no_annul): Likewise.
1888 * cse.c (rtx_cost): Remove multiplication by power of 2 special
1891 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1893 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
1894 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
1895 (possibly) work around broken /bin/sh.
1897 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1899 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
1900 . as N64/N32 libgcc_s.so subdirs.
1902 2002-05-10 David S. Miller <davem@redhat.com>
1904 * config/sparc/sparc.md: Use define_constants for unspec numbers.
1906 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
1908 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
1910 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
1911 * doc/rtl.texi: Document these macros more accurately.
1912 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
1913 JUMP_INSNs and CALL_INSNs.
1914 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
1915 or INSN_FROM_TARGET_P if the code is appropriate.
1917 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
1919 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
1920 before using SYMBOL_REF_FLAG (addr).
1922 * config/avr/avr-protos.h (avr_io_address_p): Declare.
1923 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
1924 Make non-static. Update all callers.
1925 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
1926 New insns to clear/set/test a single bit in I/O address space.
1928 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1930 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
1932 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
1934 * Makefile.in: Update.
1935 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
1936 builtin_define_std): New.
1937 (c_common_init): Register CPP builtins callback.
1938 * c-common.h (flag_iso, flag_undef): New.
1939 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
1940 * c-lex.c: Don't include target.h.
1941 (cb_register_builtins): Move to c-common.c.
1942 (init_c_lex): Don't register hook here.
1943 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
1944 (cpp_define, cpp_assert): Remove.
1945 * gcc.c (cc1_options): Pass -undef to front end.
1946 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
1947 (TARGET_INITIALIZER): Update.
1948 * target.h (struct cpp_reader): Don't predeclare.
1949 (struct gcc_target): Remove cpp builtin hook.
1950 * tree.c (default_register_cpp_builtins): Remove.
1954 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
1956 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
1958 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1960 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
1961 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
1963 2002-05-09 Jakub Jelinek <jakub@redhat.com>
1965 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
1966 * config/sparc/libgcc-sparc-glibc.ver: New file.
1967 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
1968 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
1970 2002-05-09 Jakub Jelinek <jakub@redhat.com>
1973 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
1974 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
1975 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
1977 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
1978 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
1979 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
1980 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
1982 2002-05-09 Richard Henderson <rth@redhat.com>
1984 * config/ia64/ia64.md: Use define_constants for unspec numbers.
1985 * config/ia64/ia64.c: Likewise.
1987 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
1989 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
1990 (save_restore_insns): Likewise.
1991 (mips_expand_prologue, mips_expand_epilogue): Update callers.
1992 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
1994 Thu May 9 11:50:09 2002 Jeffrey A Law (law@cygnus.com)
1996 * athlon.md, k6.md, pentium.md, ppro.md): New files.
1997 * i386.md: Move scheduling information into new files.
1999 * i386.md (type attribute): Add "rotate" for rotate insns.
2000 (rotate insns): Set type to "rotate".
2001 (various attributes and function units): Treat rotate like shift.
2002 (pent_pair attribute): Only rotates by one bit position are
2004 (sbb insns): Explicitly set pent_pair attribute on a couple
2005 that were missing it.
2007 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
2009 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
2010 make sure that buffer starts on odd word address.
2011 (sh_va_arg): Skip odd fp registers when reading a double precision
2014 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
2016 * tree.h (preserve_data, object_permanent_p, type_precision):
2019 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
2021 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
2022 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
2024 * cpp.texi: Update for removal of obsolete features.
2026 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
2027 Jeffrey A Law (law@redhat.com)
2029 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
2030 the DFA interface for Pentium processors.
2031 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
2032 (attr_pent_pair, ix86_pent_find_pair): Remove.
2033 (ix86_sched_reorder_pentium): Remove.
2034 (ix86_sched_reorder): Remove reordering for Pentium.
2035 * i386.md (Pentium scheduling): Rewrite using DFA description.
2037 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
2039 * cfganal.c (can_fallthru): Fix fast path.
2040 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
2041 with edges to the next block.
2043 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
2044 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
2046 * final.c (end_final): Use C trees to output data structures for profiling.
2048 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
2049 (profile.o): New dependency profile.h
2050 (final.o): New dependency profile.h
2051 * profile.h: New file. New global structure profile_info.
2052 * final.h (count_edges_instrumented_now): Declare.
2053 (current_function_cfg_checksum): Declare.
2054 (function_list): New structure.
2055 (functions_head, functions_tail): New static variables.
2056 (end_final): Emits more data, removed some -ax stuff.
2057 (final): Stores function names and chcksums.
2058 * gcov-io.h (__write_gcov_string): New function.
2059 (__read_gcov_string): New function.
2060 * gcov.c (read_profile): New function.
2061 (create_program_flow_graph): Uses read_profile instead of reading
2063 (read_files): Removed da_file checking, it's done by read_profile now.
2064 * libgcc2.c (bb_function_info): New structure.
2065 (bb): New field in structure, removed some -ax stuff.
2066 (__bb_exit_func): Changed structure of da_file.
2067 * profile.c (count_edges_instrumented_now): New global variable.
2068 (current_function_cfg_checksum): New global variable.
2069 (max_counter_in_program): New global variable.
2070 (get_exec_counts): New function.
2071 (compute_checksum): New function.
2072 (instrument_edges): Sets count_edges_instrumented_now.
2073 (compute_branch_probabilities): Uses get_exec_counts instead of
2075 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
2076 (init_branch_prob): Removed da_file checking, done in get_exec_counts
2078 (end_branch_prob): Removed da_file checking, done in get_exec_counts
2080 * gcov.texi: Updated information about gcov file format.
2082 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
2084 * sbitmap.c: Fix formatting.
2086 * scan-decls.c: Likewise.
2087 * sched-deps.c: Likewise.
2088 * sched-ebb.c: Likewise.
2089 * sched-rgn.c: Likewise.
2090 * sched-vis.c: Likewise.
2091 * sdbout.c: Likewise.
2092 * sibcall.c: Likewise.
2093 * simplify-rtx.c: Likewise.
2095 * ssa-ccp.c: Likewise.
2096 * ssa-dce.c: Likewise.
2098 * stor-layout.c: Likewise.
2099 * stringpool.c: Likewise.
2101 2002-05-09 David S. Miller <davem@redhat.com>
2103 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
2105 2002-05-07 David S. Miller <davem@redhat.com>
2107 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
2108 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
2109 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
2110 library implementation clobbers the output before the inputs
2111 are fully consumed, use stack temporary for the output.
2113 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
2115 * config/netbsd.h (CPP_SPEC): Remove.
2116 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
2117 * config/i386/netbsd.h (CPP_SPEC): Define.
2118 * config/ns32k/netbsd.h (CPP_SPEC): Define.
2119 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
2120 * config/sparc/netbsd.h (CPP_SPEC): Define.
2121 * config/vax/netbsd.h (CPP_SPEC): Define.
2123 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
2125 * read-rtl.c: Fix formatting.
2127 * recog.c: Likewise.
2128 * regclass.c: Likewise.
2129 * regmove.c: Likewise.
2130 * reg-stack.c: Likewise.
2131 * reload1.c: Likewise.
2132 * reload.c: Likewise.
2133 * resource.c: Likewise.
2134 * rtlanal.c: Likewise.
2136 * rtl-error.c: Likewise.
2138 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
2140 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
2141 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
2143 2002-05-08 Bernd Schmidt <bernds@redhat.com>
2145 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
2146 use __SSE2__ macro instead.
2147 * config/i386/xmmintrin.h: Likewise.
2149 2002-05-08 Janis Johnson <janis187@us.ibm.com>
2151 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
2152 and use it in all invocations of these macros. Clean up comments.
2153 * rtl.c (rtl_check_failed_flag): Add an argument for the name
2154 of the flag access macro whose check failed.
2155 * doc/rtl.texi (Flags): Document additional flag uses.
2157 2002-05-08 Robert Spier <rspier@pobox.com>
2158 Neil Booth <neil@daikokuya.demon.co.uk>
2160 PR preprocessor/6521
2161 * cppfiles.c (handle_missing_header): Don't do anything
2162 different for <> includes.
2164 * cppopts.texi: Update documentation for -MG.
2166 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
2168 * cpplex.c (cpp_interpret_charconst): Truncate as well as
2171 * cpp.texi: Clarify multichar charconst valuation.
2173 2002-05-08 Mark Mitchell <mark@codesourcery.com>
2175 * doc/invoke.texi: Document -mwindiss option.
2177 2002-05-08 Jason Merrill <jason@redhat.com>
2179 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
2181 * dwarf2out.c (gen_type_die): Abort on broken recursion.
2184 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
2187 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
2189 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
2190 little-endian multilibs to override arm/thumb multilibs.
2191 Do not build hardware floating point multilibs, nor apcs-26
2192 multilibs for the Thumb.
2194 2002-05-08 Mark Mitchell <mark@codesourcery.com>
2197 * varasm.c (mark_weak): New function.
2198 (merge_weak): Use it. Do not call declare_weak.
2199 (declare_weak): Use merge_weak.
2201 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
2203 * cse.c (dead_libcall_p): Update counts.
2204 (delete_trivially_dead_insns): Update call of dead_libcall_p.
2206 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
2208 * cfglayout.c (function_tail_eff_head): Rename to ...
2209 (function_footer): ... this one.
2210 (unlink_insn_chain): New functions.
2211 (label_for_bb): Only call block_label and emit debug message.
2212 (record_effective_endpoints): Actually unlink the headers and footers.
2213 (fixup_reorder_cahin): Re-insert the unlinked sequences.
2214 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
2215 * cfglayout.h (struct reorder_block_def): New fields footer/header;
2216 remove eff_head/eff_end.
2217 * rtl.h (set_first_insn): Declare.
2218 * emit-rtl.c (set_first_insn): New function.
2220 * cfglayout.c (fixup_reorder_chain): Dump duplicated
2221 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
2222 cfg_layout_duplicate_bb): New global function.
2223 (duplicate_insn_chain): New static function.
2224 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
2225 cfg_layout_duplicate_bb): Declare.
2226 (struct reorder_block_def): Add "original" field.
2227 * emit-rtl.c (emit_copy_of_insn_after): New function.
2228 * rtl.h (emit_copy_of_insn_after): Declare.
2230 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
2231 (fixup_reorder_chain): properly handle edges to exit block.
2233 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2234 Jan Hubicka <jh@suse.cz>
2236 * basic-block.h (note_prediction_to_br_prob): declare.
2237 * c-semantics.c: Inlucde predit.h
2238 (expand_stmt): predict GOTO_STMT as not taken.
2239 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
2240 (cleanup_cfg): Do not free tail_recursion_list.
2241 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
2242 (flow_delete_block): Kill predictions past end of basic block.
2243 * output.h (delete_unreachable_blocks): Declare.
2244 * predict.c (predicted_by_p, process_note_predictions,
2245 process_note_prediction, last_block_p): New function.
2246 (estimate_probability): Bypass loop on PRED_CONTINUE;
2247 do not handle noreturn heuristics; kill PRED_RETURN; add
2249 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
2250 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
2251 * predict.h (IS_TAKEN): New constant.
2252 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
2253 * rtl.c (NOTE_INSN_PREDICTION): New.
2254 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
2256 (insn_note): add NOTE_INSN_PREDICTION.
2257 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
2258 CFG; free tail_recursion_label_list.
2259 * stmt.c: Include predict.h;
2260 (return_prediction): New.
2261 (expand_value_return): Use it.
2262 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
2264 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
2266 * config/mips/mips.md: Name the unspecs with define_constant.
2267 (*HILO_delay): Rename to 'hilo_delay' (no star).
2268 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
2269 (reload_outdi, reload_outsi): Likewise.
2271 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
2273 * toplev.c: Fix formatting.
2275 2002-05-07 Janis Johnson <janis187@us.ibm.com>
2277 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
2278 * configure.in (ac_rtlflag_checking): New.
2279 * doc/install.texi (--enable-checking): Document RTL flag checking.
2281 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
2283 * c-common.c (c_common_init): Set options->unsigned_wchar.
2284 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
2285 group target dependencies.
2286 (init_builtins, cpp_handle_option): Update.
2287 * cpplex.c (cpp_interpret_charconst): Update.
2288 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
2289 signed_char to unsigned_char, group target dependencies.
2290 * defaults.h (WCHAR_UNSIGNED): Remove.
2291 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
2293 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
2294 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
2295 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
2296 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
2297 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
2299 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
2301 2002-05-07 Mark Mitchell <mark@codesourcery.com>
2303 * fixinc/inclhack.def (windiss_math1): New fix.
2304 (windiss_math2): Likewise.
2305 (windiss_valist): Likewise.
2306 * fixinc/fixincl.x: Regenerated.
2308 2002-05-07 Andreas Jaeger <aj@suse.de>
2310 * genautomata.c (output_internal_min_issue_delay_func): Add
2311 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
2312 (output_internal_trans_func): Likewise.
2314 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
2316 * pa.c (hppa_profile_hook): Use force_reg to get the address
2317 of the profile hook into an appropriate pseudo register.
2319 2002-05-07 Mark Mitchell <mark@codesourcery.com>
2321 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
2322 (LINK_START_SPEC): Handle it.
2323 (LINK_OS_SPEC): Likewise.
2324 (CPP_SPEC): Likewise.
2325 (STARTFILE_SPEC): Likewise.
2326 (LIB_SPEC): Likewise.
2327 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
2329 (CRTSAVRES_DEFAULT_SPEC): New macro.
2330 (LIB_WINDISS_SPEC): New macro.
2331 (CPP_OS_WINDISS_SPEC): Likewise.
2332 (STARTFILE_WINDISS_SPEC): Likewise.
2333 (ENDFILE_WINDISS_SPEC): Likewise.
2334 (LINK_START_WINDISS_SPEC): Likewise.
2335 (LINK_OS_WINDISS_SPEC): Likewise.
2336 * config/rs6000/windiss.h: New file.
2338 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
2340 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
2342 2002-05-06 David S. Miller <davem@redhat.com>
2344 * config/sparc/sparc.md (shift insns): Do not mask off
2345 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
2348 2002-05-06 Richard Henderson <rth@redhat.com>
2351 * expr.c (highest_pow2_factor_for_type): New.
2352 (expand_assignment): Use it.
2354 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
2356 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
2358 ("altivec_mfvscr"): Same.
2360 2002-05-06 Janis Johnson <janis187@us.ibm.com>
2362 * rtl.h (struct rtx_def): Update comments.
2363 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
2364 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
2365 RTL_FLAG_CHECK macros with list of expected RTL codes.
2366 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
2367 (rtl_check_failed_flag): New.
2368 * reload1.c (reload): Use REG macro before changing rtx to MEM.
2369 (reload_cse_noop_set_p): Check rtx code before using access macro.
2370 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
2371 before using access macro.
2373 2002-05-06 Janis Johnson <janis187@us.ibm.com>
2375 * doc/rtl.texi (Flags): Update to reflect current usage.
2377 2002-05-06 Roger Sayle <roger@eyesopen.com>
2380 * fold-const.c (sign_bit_p): New function.
2381 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
2382 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
2383 Reapply fold when converting (A & C) == C into (A & C) != 0.
2384 (fold_binary_op_with_conditional_arg): Fix typo in comment.
2386 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
2388 * c-common.c (warn_multichar): New.
2389 (c_common_init): Set CPP's warn_multichar.
2390 * c-common.h (warn_multichar): New.
2391 * c-decl.c (warn_multichar): Remove.
2392 * c-lex.c (lex_charconst): Update.
2393 * c-tree.h (warn_multichar): Remove.
2394 * cppexp.c (eval_token): Sign-extend charconst value.
2395 * cppinit.c (cpp_create_reader): Set warn_multichar.
2396 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
2397 each character. Update prototype. Sign-extend the result.
2398 * cpplib.h: Fix conditions.
2399 (struct cpp_options): Add new warning flag.
2400 (cpp_interpret_charconst): Update prototype.
2402 * cpp.texi: Update documentation.
2404 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
2406 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
2407 Fix typo in usage of allof instead of unit.
2409 2002-05-06 Richard Henderson <rth@redhat.com>
2411 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
2412 and any jump or call for IN.
2414 2002-05-06 Bernd Schmidt <bernds@redhat.com>
2416 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
2418 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
2420 2002-05-06 Roger Sayle <roger@eyesopen.com>
2422 * fold-const.c (lshift-double): Cast the high word to an unsigned
2423 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
2424 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
2425 avoid compiler warning. (fold): Remove redundant code from
2426 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
2428 2002-05-06 Jeff Law <law@redhat.com>
2430 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
2431 * pa.c (pa_adjust_cost): Remove all true dependency cost
2432 adjustments. Also remove support for non-DFA scheduling.
2433 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
2434 to adjust true dependency costs. Update various comments.
2435 (7100lc, 7200, 7300 scheduling): Simplify by combining the
2436 FP ALU & MPY units into a single unit.
2438 2002-05-06 Catherine Moore <clm@redhat.com>
2440 * config/v850/v850.c (compute_register_save_size): Make sure
2441 to count all of the registers that will be saved.
2443 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
2445 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
2447 2002-05-06 David S. Miller <davem@redhat.com>
2449 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
2450 allow result to overlap input operands in memory.
2452 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2455 * cpp.texi: Update multichar charconst docs.
2457 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2459 * cpplex.c (cpp_interpret_charconst): Sign-extend each
2460 character. Don't ignore excess characters. Treat
2461 multicharacter character constants as signed.
2462 (cpp_parse_escape): Clarify diagnostic.
2464 2002-05-05 Jakub Jelinek <jakub@redhat.com>
2466 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
2467 use add instead of shift.
2468 (ashldi3_sp64): Likewise.
2469 (ashlsi3_const1, ashldi3_const1): Remove.
2470 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
2471 * config/sparc/sparc.c (const1_operand): New.
2473 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
2475 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
2477 2002-05-05 Jakub Jelinek <jakub@redhat.com>
2480 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
2482 2002-05-05 Richard Henderson <rth@redhat.com>
2484 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
2485 memory latency adjustments.
2486 (alpha_variable_issue): Remove.
2487 (alpha_use_dfa_pipeline_interface): New.
2488 (alpha_multipass_dfa_lookahead): New.
2489 * config/alpha/alpha.md: Remove define_function_unit scheduling;
2490 include new dfa scheduling.
2491 (attr type): Add none.
2493 * config/alpha/ev4.md: New.
2494 * config/alpha/ev5.md: New.
2495 * config/alpha/ev6.md: New.
2497 2002-05-05 David S. Miller <davem@redhat.com>
2499 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
2501 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
2503 * cse.c: Fix formatting.
2504 * emit-rtl.c: Likewise.
2506 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
2508 * genautomata.c (initiate_states): Add additional guard to
2509 initialize `units_array'.
2511 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
2513 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
2514 process_unit_to_form_the_same_automaton_unit_lists,
2515 form_the_same_automaton_unit_lists
2516 check_unit_distributions_to_automata): New prototypes and
2518 (check_automata): Rename it into `check_automata_insn_issues'.
2519 (unit_decl): New fields `the_same_automaton_unit' and
2520 `the_same_automaton_message_reported_p'.
2521 (unit_decl_t): New typedef.
2522 (the_same_automaton_lists): New gloval variable.
2523 (unit_regexp, unit_set_el, units_array, units_cmp,
2524 output_get_cpu_unit_code_func): Use the typedef.
2525 (evaluate_max_reserv_cycles): Increment
2526 `description->max_insn_reserv_cycles'.
2527 (initiate_states): Don't increment `max_cycles_num'.
2528 (transform_insn_regexps): Move code around transformation of
2529 regexps from `generate'.
2530 (generate): Remove call of `transform_insn_regexps'.
2531 (expand_automata): Call `transform_insn_regexps' and
2532 `check_unit_distributions_to_automata'. Check errors before
2535 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
2536 automaton `ultrasparc3_1'.
2538 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
2540 * c-common.c (c_common_init): Set up CPP arithmetic.
2541 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
2542 something reasonable for the host.
2543 (sanity_checks): Add checks.
2544 (cpp_read_main_file): Call sanity_checks() from here...
2545 (cpp_post_options): ... not here.
2546 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
2547 * cpplib.h (struct cpp_options): New member int_precision.
2549 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2551 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
2553 2002-05-04 David S. Miller <davem@redhat.com>
2555 * config/sparc/linux.h, config/sparc/linux64.h
2556 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
2558 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
2560 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
2562 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
2565 2002-05-05 Tim Josling <tej@melbpc.org.au>
2567 * treelang; New directory for new sample language treelang.
2569 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
2571 * Makefile.in (c-lex.o): Update.
2572 * c-lex.c: Include target.h.
2573 (cb_register_builtins): New.
2574 (init_c_lex): Set builtins callback.
2575 * c-lex.h (cpp_define, cpp_assert): New prototypes.
2576 * cppinit.c (init_builtins): Use callback, including for
2578 * cpplib.h (struct cpp_callbacks): New member.
2579 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
2580 (TARGET_INITIALIZER): Update.
2581 * target.h (struct gcc_target): New hook.
2582 * tree.c (default_register_cpp_builtins): New.
2583 * tree.h (default_register_cpp_builtins): New.
2585 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
2587 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
2589 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
2590 (cpp_post_options): Move sanity checks to...
2591 (sanity_checks): New.
2592 * cpplex.c (maybe_read_ucs): Fix prototype.
2593 (parse_string, cpp_parse_escape): Cast for %c format specifier.
2594 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
2597 2002-05-04 Bernd Schmidt <bernds@redhat.com>
2599 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
2600 builtins. Use V2DI patterns instead of TI for logical operations.
2601 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
2602 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
2603 (ix86_expand_builtins): Change the pattern used for movntdq.
2604 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
2605 sse2_nandv2di3): New patterns.
2606 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
2608 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
2609 (cvtdq2pd): Correct mode on operand 1.
2610 (sse2_umulsidi3): Describe without unspec.
2611 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
2613 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
2614 (ashlv2di3): Likewise, from sse2_ashlv2di3.
2615 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
2616 ashlv4si3, ashlv2di3): Use SImode for shift count.
2617 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
2618 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
2620 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
2622 (__m128i, __m128d): New macros.
2623 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
2624 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
2625 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
2626 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
2627 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
2628 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
2629 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
2630 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
2631 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
2632 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
2633 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
2634 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
2635 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
2636 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
2637 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
2638 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
2639 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
2640 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
2641 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
2642 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
2643 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
2644 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
2645 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
2646 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
2647 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
2648 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
2649 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
2650 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
2651 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
2652 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
2653 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
2654 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
2655 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
2656 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
2657 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
2658 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
2659 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
2661 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
2662 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
2664 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
2666 * dwarf2out.c: Fix formatting.
2667 * varasm.c: Likewise.
2669 2002-05-04 David Edelsohn <edelsohn@gnu.org>
2672 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
2673 clobber and use result as temporary value.
2675 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
2677 * expr.c (force_operand): Use expand_simple_* to handle more
2680 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
2682 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
2684 (lex_charconst): Update for change in prototype of
2685 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
2687 * cpphash.h (BITS_PER_CPPCHAR_T): New.
2688 * cppinit.c (cpp_create_reader): Initialize them for no
2689 change in semantics.
2690 (cpp_post_options): Add sanity checks.
2691 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
2692 and truncation issues. Calculate in type cppchar_t.
2693 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
2694 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
2695 run-time dependent precision correctly. Return whether the
2696 result is signed or not.
2697 * cpplib.c (dequote_string): Use cppchar_t; update.
2698 * cpplib.h (cppchar_signed_t): New.
2699 struct cpp_options): New precision members.
2700 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
2701 * cppexp.c (eval_token): Update.
2703 2002-05-03 David S. Miller <davem@redhat.com>
2705 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
2706 * config/sparc/sparc.c (sparc_rtx_costs): New function
2707 implementing RTX_COSTS and CONST_COSTS.
2708 * config/sparc/sparc.h (CONST_COSTS): Delete.
2709 (RTX_COSTS_CASES): Define.
2710 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
2713 * config/sparc/sparc.md (DFA schedulers): Split out...
2714 * config/sparc/cypress.md, config/sparc/hypersparc.md,
2715 config/sparc/sparclet.md, config/sparc/supersparc.md,
2716 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
2718 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
2719 checks on it, always defined for Sparc.
2721 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
2722 Tweak, and add more detailed comments.
2724 2002-05-03 Zack Weinberg <zack@codesourcery.com>
2726 * Re-apply patch accidentally reverted with
2727 DFA scheduler merge: remove all rules and variables to slurp
2728 source files out of libiberty and rebuild them with HOST_CC.
2729 ($(HOST_PREFIX_1)varray.o): New rule.
2730 (genattrtab rule): Word wrap.
2732 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
2734 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
2735 (CPP_SUBTARGET_SPEC): Define.
2736 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
2737 cpp_subtarget specs.
2738 (CPP_SPEC): Redefine to include %(cpp_subtarget).
2740 2002-05-03 David S. Miller <davem@redhat.com>
2742 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
2743 * target.h (struct gcc_target): Delete cycle_display member.
2745 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
2746 (rtx_needs_barrier): Delete reference to cycle_display unspec.
2747 (ia64_sched_reorder2): Mention need for cycle display handling
2748 once such notes exist.
2750 2002-05-03 Richard Henderson <rth@redhat.com>
2752 * real.c (etoasc): Strip most trailing zeros for clarity.
2753 * sched-vis.c: Include real.h.
2754 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
2755 * Makefile.in (sched-vis.o): Add real.h.
2757 2002-05-03 David S. Miller <davem@redhat.com>
2759 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
2762 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
2764 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
2765 when we get an out of range literal.
2766 (altivec_expand_ternop_builtin): Same.
2767 (altivec_expand_unop_builtin): Same.
2768 (altivec_expand_builtin): Same, for dss.
2769 (altivec_expand_builtin): Use trees instead of rtl when
2770 determining literal argument validity.
2772 2002-05-03 David S. Miller <davem@redhat.com>
2774 Delete cycle display scheduling hook.
2775 * config/ia64/ia64.c (ia64_cycle_display,
2776 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
2777 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
2778 and use emit_insn_before instead of ia64_emit_insn_before.
2779 * config/ia64/ia64.md (unspec usage): Delete cycle display.
2780 (cycle_display): Delete insn pattern.
2781 * config/sparc/sparc.md (unspec usage): Delete cycle display.
2782 (cycle_display): Delete insn pattern.
2783 * config/sparc/sparc.c (sparc_cycle_display,
2784 TARGET_SCHED_CYCLE_DISPLAY): Delete.
2785 * doc/md.texi (cycle_display): Don't mention.
2786 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
2788 2002-05-03 Richard Henderson <rth@redhat.com>
2790 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
2791 * recog.h: Declare them.
2793 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
2794 * config/sparc/sparc.md: Use store_data_bypass_p instead.
2795 * config/sparc/sparc-protos.h: Update.
2797 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
2799 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
2800 -D__arch64__. Add -D_LP64.
2801 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
2803 (CPP_ARCH64_SPEC): Likewise.
2804 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
2805 (NO_BUILTIN_SIZE_TYPE): Undef.
2807 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
2809 * genautomata.c (min_issue_delay_pass_states): Change return type
2811 (min_issue_delay_pass_states): Change the algorithm.
2812 (min_issue_delay): Set up min_insn_issue_delay for the state.
2813 (output_min_issue_delay_table): Interchange the nested loops and
2814 and initiate min_insn_issue_delay for states.
2816 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
2818 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
2821 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
2823 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
2826 2002-05-03 Richard Henderson <rth@redhat.com>
2829 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
2830 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
2831 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
2832 code before JUMP, not EARLIEST.
2834 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2836 * c-format.c (check_format_info_main): Don't check for presence of
2837 parameter for * width until after operand number has been read,
2838 and only check for it if format parameters are available.
2841 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
2843 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
2844 (LINK_SPEC): Undef before defining.
2846 2002-05-03 Jakub Jelinek <jakub@redhat.com>
2848 PR preprocessor/6489
2849 * tradcpp.c (fixup_newlines): New.
2850 (main, finclude): Use it.
2852 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
2854 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
2855 * config/mips/mips.c (mips_unique_section): Strip encoding from
2858 2002-05-03 Jakub Jelinek <jakub@redhat.com>
2860 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
2863 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2865 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
2866 (Specific): Removed buildstats references.
2867 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
2868 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
2869 Accomodate Solaris versions beyond 8.
2870 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
2871 (Specific, *-*-solaris2.8): Removed, obsolete.
2873 2002-05-03 Jakub Jelinek <jakub@redhat.com>
2876 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
2877 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
2878 fill leaf_reg_remap with identity.
2879 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
2881 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
2883 * config/h8300/crti.asm: Remove trailing spaces.
2884 * config/h8300/h8300.c: Likewise.
2885 * config/h8300/lib1funcs.asm: Likewise.
2887 2002-05-02 Jason Merrill <jason@redhat.com>
2889 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
2890 * c-decl.c (c_init_decl_processing): Use it.
2891 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
2892 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
2893 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
2895 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
2897 * regrename.c: Fix formatting.
2900 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
2902 * i386.md (attribute memory): Handle compares properly.
2904 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
2906 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
2909 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
2911 * function.c: Fix formatting.
2913 2002-05-02 Jan Hubicka <jh@suse.cz>
2915 * haifa-sched.c (schedule_insn): Print table of instructions and
2917 (sched_block): Do not print ready list at verbosity level 1.
2918 * sched-vis.c (print_insn): Make global.
2919 * sched-ebb.c (ebb_print_insn): Rename from...
2920 (print_insn): ... this one.
2921 * sched-int.h (print_insn): Declare
2923 2002-05-02 Richard Henderson <rth@redhat.com>
2925 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
2926 emitted by cycle_display.
2928 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
2930 * doc/install.texi (*-*-freebsd*): Update to latest status.
2932 2002-05-02 Jakub Jelinek <jakub@redhat.com>
2935 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
2936 * config/float-sparc.h: Assume 128-bit long double if
2937 __LONG_DOUBLE_128__ is defined.
2939 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
2941 * genattrtab.c (write_function_unit_info): Add a dummy element
2942 when num_units == 0.
2944 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2946 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
2947 TYPE_MODE (double_type_node) instead of DFmode.
2949 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
2951 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
2953 * toplev.c (rest_of_compilation): Revert Richard's patch.
2955 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
2957 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
2959 2002-05-02 Catherine Moore <clm@redhat.com>
2961 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
2963 2002-05-02 Kazu Hirata <kazu@hxi.com>
2965 * combine.c: Fix comment typos.
2967 * genautomata.c: Likewise.
2971 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
2973 * doc/install.texi: State GNAT version requirements.
2975 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
2977 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
2978 of the frame pointer or arg pointer register which strict register
2979 checking is not enabled.
2981 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
2983 * gcc.dg/altivec-8.c: New.
2985 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
2986 PRE_INC and PRE_DEC for altivec modes.
2988 2002-05-01 Bruce Korb <bkorb@gnu.org>
2990 * fixinc/check.tpl(set-writable): make sure the function exists first
2991 * fixinc/inclhack.def(alpha_assert): fix test_text
2992 * fixinc/tests/base/assert.h: add in missing result
2994 2002-05-01 Jeff Law <law@redhat.com>
2996 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
2999 2002-05-01 Joel Brobecker <brobecker@gnat.com>
3001 * dbxout.c (dbxout_type): Emit size information for range types,
3002 as well, but only when using GDB extensions.
3004 2002-05-01 Richard Henderson <rth@redhat.com>
3006 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
3007 target-independent gnu binutils date test.
3009 2002-05-01 Richard Henderson <rth@redhat.com>
3011 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
3012 info before expunging the block.
3014 2002-05-01 Jakub Jelinek <jakub@redhat.com>
3016 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
3017 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
3018 -M -or -MM is in effect.
3020 2002-05-01 Zack Weinberg <zack@codesourcery.com>
3022 * config.gcc: Correct test of --enable-obsolete. Obsolete all
3023 A29k configurations.
3024 * doc/install.texi: Update to match.
3026 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3029 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
3030 for duplicates. Always loop over whole list.
3032 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3034 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
3036 2002-05-01 Joel Sherrill <joel@OARcorp.com>
3038 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
3041 2002-05-01 Joel Sherrill <joel@OARcorp.com>
3043 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
3045 2002-05-01 David Edelsohn <edelsohn@gnu.org>
3047 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
3048 (nabs_nopower): Same.
3049 (floatdisf2): New pattern.
3050 (absdi2): Convert to define_insn_and_split.
3055 (fix_trunctfdi2): Same.
3056 (fix_trunctfsi2): Same.
3058 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
3060 * doc/install.texi: Update Texinfo version requirement
3063 2002-05-01 Jakub Jelinek <jakub@redhat.com>
3065 PR target/6512, PR target/5628
3066 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
3067 when memory is not aligned.
3068 (movdf_insn_v9only_vis): Likewise.
3069 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
3070 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
3071 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
3073 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
3075 * gcc.dg/altivec-7.c: New.
3077 * config/rs6000/altivec.h: Cleanup.
3079 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
3081 * doc/invoke.texi (Option Summary): Add -mvrsave=.
3082 (RS/6000 and PowerPC Options): Document -mvrsave=.
3084 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
3085 (rs6000_altivec_vrsave_string): Same.
3086 (rs6000_override_options): Call rs6000_parse_vrsave_option.
3087 (rs6000_parse_vrsave_option): New.
3088 (rs6000_stack_info): Only generate vrsave instructions when
3089 TARGET_ALTIVEC_VRSAVE.
3091 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
3092 (rs6000_altivec_vrsave_string): Define extern.
3093 (rs6000_altivec_vrsave): Same.
3094 (TARGET_ALTIVEC_VRSAVE): New.
3096 2002-04-30 Richard Henderson <rth@redhat.com>
3099 * toplev.c (rest_of_compilation): Don't run cross-jump before
3102 2002-04-30 Tom Rix <trix@redhat.com>
3104 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
3105 check which_alternative.
3107 2002-04-30 Kazu Hirata <kazu@hxi.com>
3109 * cpplex.c: Fix comment formatting.
3110 * function.c: Likewise.
3111 * integrate.c: Likewise.
3112 * regrename.c: Likewise.
3113 * sibcall.c: Likewise.
3114 * simplify-rtx.c: Likewise.
3115 * tree-inline.c: Likewise.
3117 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3119 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
3120 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
3121 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
3122 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
3123 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
3124 * pa/x-ada: New file. Define ADA_CFLAGS.
3126 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
3128 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
3129 from MMIX_LAST_REGISTER_FILE_REGNUM.
3130 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
3131 (struct machine_function): New member highest_saved_stack_register
3132 previously static variable in mmix.c.
3133 (MACHINE_DEPENDENT_REORG): Define.
3134 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
3135 (MMIX_OUTPUT_REGNO): New.
3136 (mmix_target_asm_function_prologue): Move calculation of last used
3137 saved-stack-register into...
3138 (mmix_machine_dependent_reorg): New function. Update to also handle
3140 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
3141 register names, simplify somewhat by new variable regno.
3142 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
3144 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
3145 emitting register names.
3146 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
3147 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
3149 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
3152 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
3154 2002-04-30 Richard Henderson <rth@redhat.com>
3156 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
3157 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
3158 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
3159 emit_tfmode_cvt): New.
3160 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
3161 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
3162 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
3163 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
3164 * config/sparc/sparc-protos.h: Update.
3166 2002-04-30 Janis Johnson <janis187@us.ibm.com>
3168 * install.texi (Final install): Add to the list of info to include
3169 in a report of a successful bootstrap, and add link to 3.1 list.
3171 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
3173 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
3174 (mode): Add vector modes
3175 (i387): Kill attribute.
3176 (unit): New attribute.
3177 (length_immediate): Grok new types.
3178 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
3179 (modrm): Use "unit".
3180 (memory): Handle MMX/SSE properly.
3181 (scheduling descriptions): Kill uses of fop1.
3182 (sse, mmx, fp patterns): Set type and mode properly.
3184 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
3186 * pa.c (override_options): Default to PA8000 scheduling.
3187 * doc/invoke.texi (HP-PA options): Mention newly added 7300
3188 scheduling parameter.
3190 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
3191 handling of double precision multiplies.
3193 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
3194 fpdiv and fpsqrt instructions.
3195 (7200 & 7300 scheduling): Fix typo in handling of
3196 store-load and store-store penalties.
3198 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3200 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
3201 mips. Add two missing commas.
3203 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
3205 * doc/contrib.texi (Contributors): Update Paolo Carlini's
3206 and Benjamin Kosnik's entries.
3208 2002-04-29 David S. Miller <davem@redhat.com>
3210 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
3211 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
3212 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
3213 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
3215 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3217 * combine.c (find_split_point): Use gen_int_mode.
3219 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
3221 Merging code from dfa-branch:
3223 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
3225 * genautomata.c (output_reserv_sets): Fix typo.
3227 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
3229 * genautomata.c (output_reserv_sets): Remove
3230 next_cycle_output_flag.
3232 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
3234 * sched-rgn.c (init_ready_list): Make the DFA code handle
3235 USE/CLOBBER insns in the same way as the traditional
3237 (new_ready): Similarly..
3239 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
3241 * haifa-sched.c (schedule_block): Change the DFA state only after
3244 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
3246 * pa.c (hppa_use_dfa_pipeline_interface): New function.
3247 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
3248 (override_options): Add PA7300 scheduling support.
3249 (pa_adjust_cost): Update various comments. Properly
3250 handle anti and output dependencies when using the
3252 (pa_issue_rate): Add PA7300 scheduling support.
3253 (pa_can_combine_p): Call extract_insn before calling
3254 constrain_operands (taken from mainline tree).
3255 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
3256 * pa.md (cpu attr): Add 7300. Rewrite pipeline
3257 descriptions using DFA descriptions. Add PA7300
3260 2002-03-30 David S. Miller <davem@redhat.com>
3262 Add UltraSPARC-III DFA scheduling support.
3263 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
3264 Update FP conditional move on register insn patterns to use it, as
3266 (define_attr cpu): Add ultrasparc3.
3267 (define_attr us3load_type): New, update integer load patterns to
3268 set it, as appropriate.
3269 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
3270 (rest): Add UltraSPARC3 scheduling description.
3271 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
3272 (PROCESSOR_ULTRASPARC3): New.
3273 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
3274 ({ASM,CPP}_CPU_SPEC): Likewise.
3275 (REGISTER_MOVE_COST): Likewise.
3276 (RTX_COSTS): Likewise.
3277 * config/sparc/sparc.c (sparc_override_options,
3278 sparc_initialize_trampoline, sparc64_initialize_trampoline,
3279 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
3280 sparc_issue_rate): Likewise.
3281 * config/sparc/sol2.h: Likewise.
3282 * config/sparc/sol2-sld-64.h: Likewise.
3283 * config/sparc/linux64.h: Likewise.
3285 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
3287 * doc/md.texi: Add comments about usage the latency time for the
3288 different dependencies and about case when two or more conditions
3289 in different define_insn_reservations returns TRUE for an insn.
3291 * doc/md.texi: Add reference for automaton based pipeline
3294 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
3296 * doc/passes.texi: Add missed information about genattrtab.
3298 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
3300 * genautomata.c (output_automata_list_transition_code): Check
3301 automata_list on NULL.
3303 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
3305 * genautomata.c (output_insn_code_cases,
3306 output_automata_list_min_issue_delay_code,
3307 output_automata_list_transition_code,
3308 output_automata_list_state_alts_code): Comment the functions.
3310 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
3312 * genautomata.c (automata_list_el_t): New typedef.
3313 (get_free_automata_list_el,free_automata_list_el,
3314 free_automata_list, automata_list_hash, automata_list_eq_p,
3315 initiate_automata_lists, automata_list_start, automata_list_add,
3316 automata_list_finish, finish_automata_lists,
3317 output_insn_code_cases, output_automata_list_min_issue_delay_code,
3318 output_automata_list_transition_code,
3319 output_automata_list_state_alts_code, add_automaton_state,
3320 form_important_insn_automata_lists): New functions and prototypes.
3321 (insn_reserv_decl): Add members important_automata_list and
3323 (ainsn): Add members important_p.
3324 (automata_list_el): New structure.
3325 (first_free_automata_list_el, current_automata_list,
3326 automata_list_table): New global variables.
3327 (create_ainsns): Initiate member important_p.
3328 (output_internal_min_issue_delay_func): Generate the switch and
3329 call output_insn_code_cases.
3330 (output_internal_trans_func, output_internal_state_alts_func):
3332 (generate): Call initiate_automata_lists.
3333 (automaton_states): New global variable.
3334 (expand_automata): Call form_important_insn_automata_lists.
3335 (write_automata): Call finish_automata_lists.
3337 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
3339 * genautomata.c (add_excls, add_presence_absence): Check that
3340 cpu units in the sets belong the same automaton.
3342 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
3343 about that cpu units in the sets belong the same automaton.
3345 * doc/md.texi: Ditto.
3347 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
3348 Nitin Gupta <niting@noida.hcltech.com>
3350 * config/sh/sh.c (sh_use_dfa_interface): New function.
3352 (sh_issue_rate): New Function.
3353 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
3354 TARGET_SCHED_ISSUE_RATE: define.
3356 * config/sh/sh.md: Add DFA based pipeline description for SH4.
3358 (define_attr insn_class): New attribute used for DFA
3360 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
3361 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
3362 cmpeqdi_t): Likewise.
3364 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
3365 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
3367 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
3369 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
3371 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
3374 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
3376 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
3377 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
3379 (output_dfa_start_func): Initiate new variable insn_codes_length,
3380 (write_automata): Output definition of the new variable.
3382 2001-10-02 David S. Miller <davem@redhat.com>
3384 * haifa-sched.c (advance_one_cycle): New function.
3385 (schedule_block): Use it.
3386 (queue_to_ready): Use it, and also make sure to advance the DFA
3387 state on all stall cycles, not just those where insn_queue links
3390 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
3392 * haifa-sched.c (max_issue): Remove last_p argument. Only return
3393 non-zero if the highest-priority instruction could be scheduled.
3394 (choose_ready): Remove last argument from max_issue call.
3396 2001-09-28 David S. Miller <davem@redhat.com>
3398 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
3399 ultrasparc and 3 for other multi-issue sparcs.
3401 2001-09-27 David S. Miller <davem@redhat.com>
3403 * config/sparc/sparc.md (cycle_display): New pattern.
3404 * config/sparc/sparc.c (sparc_cycle_display): New.
3405 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
3407 2001-09-25 David S. Miller <davem@redhat.com>
3409 Convert all of Sparc scheduling to DFA
3410 * config/sparc/sparc.md: Kill all define_function_unit
3411 directives and replace with DFA equivalent.
3412 * config/sparc/sparc.c (ultrasparc_adjust_cost,
3413 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
3414 ultra_fpmode_conflict_exists, ultra_find_type,
3415 ultra_build_types_avail, ultra_flush_pipeline,
3416 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
3417 ultrasparc_variable_issue, ultrasparc_sched_init,
3418 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
3419 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
3420 ultra_cur_hist, ultra_cycles_elapsed): Kill.
3421 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
3422 ultrasparc_store_bypass_p): New.
3423 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
3426 2001-09-24 David S. Miller <davem@redhat.com>
3428 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
3429 ready->vec[foo] not ready[foo].
3431 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
3433 * doc/md.texi: Correct examples for define_insn_reservations
3436 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
3438 * genautomata.c (create_automata): Print message about creation of
3440 (generate): Remove printing meease about creation of
3443 2001-09-05 David S. Miller <davem@redhat.com>
3445 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
3446 * config/sparc/linux64.h: Likewise.
3448 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
3450 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
3451 schedule_block, sched_init, sched_finish): Add missed calls of
3452 use_dfa_pipeline_interface.
3454 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
3457 * sched-vis.c (get_visual_tbl_length): Ditto.
3459 2001-08-27 Richard Henderson <rth@redhat.com>
3461 * genattr.c (main): Emit state_t even when not doing scheduling.
3463 2001-08-27 Richard Henderson <rth@redhat.com>
3465 * genautomata.c (expand_automata): Always create a description.
3467 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
3469 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
3470 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
3471 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
3474 * genattr.c (main): New variable num_insn_reservations. Increase
3475 it if there is DEFINE_INSN_RESERVATION. Output automaton based
3476 pipeline hazard recognizer interface.
3478 * genattrtab.h: New file.
3480 * genattrtab.c: Include genattrtab.h.
3481 (attr_printf, check_attr_test, make_internal_attr,
3482 make_numeric_value): Move protypes into genattrtab.h. Define them
3484 (num_dfa_decls): New global variable.
3485 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
3486 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
3487 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
3488 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
3490 * genautomata.c: New file.
3492 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
3494 * sched-int.h: (curr_state): Add the external definition for
3495 automaton pipeline interface.
3496 (haifa_insn_data): Add comments for members blockage and units.
3498 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3499 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3500 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3501 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3502 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3503 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3504 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
3506 (TARGET_SCHED): Use the new macros.
3508 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
3509 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
3510 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
3511 dfa_bubble): New members in gcc_target.sched.
3513 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
3514 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
3515 (insn_queue): Redefine it as pointer to array.
3516 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
3518 (max_insn_queue_index_macro_value): New variable.
3519 (curr_state, dfa_state_size, ready_try): New varaibles for
3520 automaton interface.
3521 (ready_element, ready_remove, max_issue): New function prototypes
3522 for automaton interface.
3523 (choose_ready): New function prototype.
3524 (insn_unit, blockage_range): Add comments.
3525 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
3526 FUNCTION_UNITS_SIZE == 0.
3527 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
3528 actual_hazard, potential_hazard): Add comments.
3529 (insn_cost): Use cost -1 as undefined value. Remove
3530 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
3532 (ready_element, ready_remove): New functions for automaton
3534 (schedule_insn): Add new code for automaton pipeline interface.
3535 (queue_to_ready): Add new code for automaton pipeline interface.
3536 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
3537 (debug_ready_list): Print newline when the queue is empty.
3538 (max_issue): New function for automaton pipeline interface.
3539 (choose_ready): New function.
3540 (schedule_block): Add new code for automaton pipeline interface.
3541 Print ready list before scheduling each insn.
3542 (sched_init): Add new code for automaton pipeline interface.
3543 Initiate insn cost by -1.
3544 (sched_finish): Free the current automaton state and finalize
3545 automaton pipeline interface.
3547 * sched-rgn.c: Include target.h.
3548 (init_ready_list, new_ready, debug_dependencies): Add new code for
3549 automaton pipeline interface.
3551 * sched-vis.c: Include target.h.
3552 (get_visual_tbl_length): Add code for automaton interface.
3553 (target_units, print_block_visualization): Add comments.
3555 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
3556 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
3557 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
3558 (getruntime.o, genautomata.o): New entries.
3559 (genattrtab.o): Add new dependency file genattrtab.h.
3560 (genattrtab): Add new dependencies. Link it with `libm.a'.
3561 (getruntime.o, hashtab.o): New entries for canadian cross.
3563 * doc/md.texi: Description of automaton based model.
3565 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
3567 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3568 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3569 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3570 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3571 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3572 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3573 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
3575 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
3576 MAX_DFA_ISSUE_RATE): New macro descriptions.
3578 * doc/contrib.texi: Add dfa based scheduler contribution.
3580 * doc/gcc.texi: Add more information about genattrtab.
3582 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3584 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
3585 adjust_address_nv call.
3587 2002-04-29 Janis Johnson <janis187@us.ibm.com>
3589 * doc/install.texi (Testing): Provide additional information, and
3590 a stronger encouragement, for running the testsuites.
3592 2002-04-29 DJ Delorie <dj@redhat.com>
3594 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
3595 given in upper case.
3597 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3599 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
3600 Solaris 2 <widec.h> if missing.
3601 * fixinc/fixincl.x: Regenerate.
3602 * fixinc/tests/base/widec.h: New file.
3604 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
3606 * toplev.c (f_options): Add "profile" switch so that
3607 -fno-profile can be used to disable -p.
3609 2002-04-29 Bernd Schmidt <bernds@redhat.com>
3611 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
3613 * tree.c (build_common_tree_nodes_2): Likewise.
3614 * tree.h (enum tree_index): Likewise.
3615 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
3617 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
3619 (init_mmx_sse_builtins): Initialize SSE2 builtins.
3620 (ix86_expand_builtin): Add support for SSE2 builtins.
3621 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
3622 (VALID_SSE_REG_MODE): Use it.
3623 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
3624 (enum ix86_builtins): Add SSE2 builtins.
3625 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
3626 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
3627 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
3628 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
3629 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
3630 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
3631 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
3632 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
3633 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
3634 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
3635 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
3636 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
3637 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
3638 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
3639 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
3640 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
3641 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
3642 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
3643 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
3644 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
3645 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
3646 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
3647 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
3648 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
3649 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
3650 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
3651 lfence_insn): New patterns.
3652 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
3653 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
3655 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
3657 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
3659 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3661 * doc/contrib.texi (Contributors): Add Paolo Carlini and
3663 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
3664 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
3665 and CPU instead of cpu.
3667 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
3669 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
3671 (lang_independent_options): Add -fif-conversion, -fif-conversion2
3672 (rest_of_compilation): Do if conversion only when asked for.
3673 (parse_options_and_default_flags): Set new variables to 1 for -O1
3674 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
3676 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
3678 * i386.c (dbx64_register_map): Fix typo.
3680 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
3682 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
3683 real_one_half, real_bb_freq_max): New static variables.
3684 (debug_profile_bbauxs): Kill.
3685 (process_note_predictions): Kill unused variable.
3686 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
3688 (propagate_freq): Use REAL_ARITHMETICS.
3689 (estimate_bb_frequencies): Likevise; init new static variables.
3690 * Makefile.in (predict.o): Add dependency on real.h
3692 2002-04-28 David S. Miller <davem@redhat.com>
3695 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
3696 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
3697 several {reads,writes} instead.
3698 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
3701 2002-04-27 David S. Miller <davem@redhat.com>
3704 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
3707 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
3708 including signal.h and sys/ucontext.h, not needed.
3710 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
3712 * varasm.c (output_constant_def): Correct test for not calling
3713 ENCODE_SECTION_INFO for INTEGER_CST.
3715 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
3717 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
3718 keep most cases as function eval_token.
3719 (eval_token): New function.
3720 (_cpp_parse_expr): Read token here for improved diagnostics.
3721 Don't use op_as_text. Detect bad ':' here.
3722 (reduce): Don't detect bad ':' here.
3723 (op_as_text): Remove.
3724 * cpphash.h (_cpp_test_assertion): Change prototype.
3725 * cpplib.c (_cpp_test_assertion): Change prototype.
3727 2002-04-28 Richard Henderson <rth@redhat.com>
3730 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
3731 (ggc_mark_rtx_children): New.
3733 2002-04-28 Jakub Jelinek <jakub@redhat.com>
3736 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
3737 after call peepholes for UltraSPARC.
3738 (call + jump 64-bit peepholes): Remove.
3740 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3743 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
3744 result as temporary value.
3746 2002-04-28 Jakub Jelinek <jakub@redhat.com>
3749 * toplev.c (rest_of_compilation): Only run regrename and copy
3750 propagation if optimizing.
3752 2002-04-28 Jakub Jelinek <jakub@redhat.com>
3754 PR optimization/6475
3755 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
3756 register of REGNO_DECL (i).
3757 * Makefile.in (reload1.o): Add $(TREE_H).
3759 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
3761 * cppexp.c (lex): Update to use state.skip_eval.
3762 (struct op): Remove prio and flags members.
3763 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
3764 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
3765 (LEFT_ASSOC): New macro.
3766 (optab): New table of operator priorities and flags.
3768 (_cpp_parse_expr): Clean up logic. Return bool. Use a
3769 malloc-ed parser stack.
3770 (reduce): New; reduce the operator stack.
3771 (_cpp_expand_op_stack): Expand the operator stack as necessary.
3772 * cpphash.h (struct op): Predeclare.
3773 (struct cpp_reader): New members op_stack, op_limit.
3774 (struct lexer_state): New member skip_eval.
3775 (_cpp_parse_expr): Update.
3776 (_cpp_expand_op_stack): New.
3777 * cpplib.c (do_if): Update.
3778 * cppinit.c (cpp_create_reader): Create op stack.
3779 (cpp_destroy): And destroy it.
3780 * cpplib.h (CPP_LAST_CPP_OP): Correct.
3781 (TTYPE_TABLE): Correct.
3783 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3786 * c-decl.c (duplicate_decls): Call merge_weak.
3787 * c-pragma.c (apply_pragma_weak): Warn about misuse.
3788 * output.h (merge_weak): Prototype merge_weak.
3789 * varasm.c (merge_weak): New function.
3790 (declare_weak): Make sure we don't give an error on VAR_DECLs.
3791 Mark RTL with SYMBOL_REF_WEAK.
3793 2002-04-27 Kurt Garloff <garloff@suse.de>
3795 * tree-inline.c (inlinable_function_p): Improve heuristics
3796 by using a smoother function to cut down allowable inlinable size.
3797 * param.def: Add parameters max-inline-insns-single,
3798 max-inline-slope, min-inline-insns that determine the exact
3799 shape of the above function.
3800 * param.h: Likewise.
3802 2002-04-26 Richard Henderson <rth@redhat.com>
3804 * c-parse.in (malloced_yyss, malloced_yyvs): New.
3805 (yyoverflow): Re-add. Set them.
3806 (free_parser_stacks): New.
3807 * c-common.h: Declare it.
3808 * c-lex.c (c_common_parse_file): Call it.
3810 2002-04-26 Richard Henderson <rth@redhat.com>
3812 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
3813 for fallthru search.
3815 2002-04-26 Eric Christopher <echristo@redhat.com>
3817 PR optimization/3700
3818 * config/mips/mips.c (mips_issue_rate): Define. New function.
3819 (TARGET_SCHED_ISSUE_RATE): Use.
3821 2002-04-25 David S. Miller <davem@redhat.com>
3824 * reorg.c (optimize_skip): Do not allow exception causing
3825 instructions to be considered for delay slots.
3826 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
3827 (relax_delay_slots): Do not try to consider exception causing
3828 instructions as redundant.
3830 2002-04-26 Richard Henderson <rth@redhat.com>
3833 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
3835 2002-04-26 Mark Mitchell <mark@codesourcery.com>
3838 * config/i386/i386.md (untyped_call): Return the value in a float
3839 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
3842 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
3844 * tree.c (tree_int_cst_lt): Compare constants whose types differ
3845 in unsigned-ness correctly.
3847 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
3849 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
3850 portable runtime model.
3852 2002-04-26 Richard Henderson <rth@redhat.com>
3854 * c-parse.in (yyoverflow): Revert.
3856 2002-04-26 David Edelsohn <edelsohn@gnu.org>
3857 Richard Henderson <rth@redhat.com>
3859 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
3860 result as temporary value.
3862 2002-04-26 Richard Henderson <rth@redhat.com>
3865 * c-common.c (fix_string_type): Split out of ...
3866 (combine_strings): ... here. Take a varray, not a tree list.
3867 (c_expand_builtin_printf): Use fix_string_type.
3868 * c-common.h: Update decls.
3869 * c-parse.in (string): Remove. Update all uses to use STRING
3870 instead, and not call combine_strings.
3873 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
3874 (build_asm_stmt): Likewise.
3875 * objc/objc-act.c (my_build_string): Use fix_string_type.
3876 (build_objc_string_object): Build varray for combine_strings.
3878 2002-04-26 Bo Thorsen <bo@suse.co.uk>
3880 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
3883 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
3885 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
3886 (HAVE_NO_R_OPERAND): Remove.
3887 (HAVE_VALUE): Remove.
3888 (op_to_prio): Update.
3889 (UNARY): Don't alter flags.
3890 (_cpp_parse_expr): want_value used to indicate whether
3891 a number or unary operator is expected next. Distinguish
3892 unary and binary +/-.
3893 (op_as_text): Update for unary operators.
3895 2002-04-25 Richard Henderson <rth@redhat.com>
3898 * c-parse.in (yyoverflow): New.
3900 2002-04-25 Richard Henderson <rth@redhat.com>
3903 * c-common.c (shorten_compare): Simplfy conditions leading to
3904 the generation of a warning.
3906 2002-04-25 Richard Henderson <rth@redhat.com>
3909 * expmed.c (extract_bit_field): Fall through to generic code rather
3910 than aborting on subreg special case.
3912 2002-04-25 David S. Miller <davem@redhat.com>
3914 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
3915 for DECL being NULL.
3917 2002-04-25 Steve Christiansen <smc@us.ibm.com>
3919 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
3921 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
3923 * c-decl.c (grokdeclarator): Remove outdated ??? note
3924 on invalid declaration of flexible array members.
3926 2002-04-25 Richard Henderson <rth@redhat.com>
3928 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
3930 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
3932 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
3933 needed by the compiler, even if they are used as global regs.
3935 2002-04-25 Matt Hiller <hiller@redhat.com>
3937 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
3939 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
3940 of the corresponding functions.
3941 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
3944 2002-04-25 Matt Hiller <hiller@redhat.com>
3946 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
3948 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
3949 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
3950 registers, adjust comment accordingly.
3951 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
3952 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
3953 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
3954 for coprocessor registers.
3955 (ADDITIONAL_REGISTER_NAMES): Include
3956 ALL_COP_ADDITIONAL_REGISTER_NAMES.
3958 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
3959 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
3960 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
3961 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
3962 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
3964 (mips_char_to_class): Adjust comment to include coprocessor
3967 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
3969 (mips_reg_names, mips_regno_to_class): Include coprocessor
3971 (mips_sw_reg_names): Ditto, make non-static.
3972 (mips_move_1word): Handle moves to and from coprocessor registers.
3973 (mips_move_2words): Handle moves to and from coprocessor
3975 (mips_class_max_nregs, mips_register_move_cost): Handle
3976 coprocessor register classes.
3977 (override_options): Initialize mips_char_to_class and
3978 mips_hard_regno_mode_ok properly for coprocessor registers.
3980 * config/mips/mips.md (movdi_internal, movdi_internal2,
3981 movsi_internal1, movsi_internal2): Add constraint-sets for
3982 coprocessor registers.
3983 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
3984 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
3986 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
3987 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
3989 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
3990 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
3992 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
3993 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
3996 * doc/tm.texi: Document feature.
3998 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
4000 * integrate.c (function_attribute_inlinable_p): Simplify.
4001 Check the table pointer is not NULL.
4003 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
4005 * doc/c-tree.texi: Fix typo in introduction.
4007 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
4009 * c-common.h (c_common_parse_file): Update.
4010 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
4011 * c-lex.c (YYDEBUG): Get from c-lex.h.
4012 (c_common_parse_file): Update.
4013 * c-lex.h (YYDEBUG, yydebug): New.
4014 * c-parse.in (YYDEBUG): Get from c-lex.h.
4015 (c_set_yydebug): Remove.
4016 * c-tree.h (c_set_yydebug): Remove.
4017 * langhooks-def.h (lhd_do_nothing_i): New.
4018 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
4019 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
4020 * langhooks.c (lhd_do_nothing_i): New.
4021 (lhd_set_yydebug): Remove.
4022 * langhooks.h (struct lang_hooks): Update.
4023 * toplev.c (set_yydebug): New.
4024 (compile_file): Update call to parse_file hook.
4025 (decode_d_option): Update.
4027 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
4029 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
4031 * loop.c (load_mems): Don't change the interface of called functions.
4033 * calls.c (expand_call): Take current_function_pretend_args_size
4034 into account when setting argblock for sibcalls.
4036 2002-04-24 Matt Hiller <hiller@redhat.com>
4038 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
4041 * cpplex.c (skip_line_comment): Process comment one multibyte
4042 character at a time rather than one char at a time, if
4044 (parse_string): Process string one multibyte character at a time
4045 rather than one char at a time, if appropriate.
4046 * c-lex.c (lex_string): Lex and copy multibyte strings
4048 * cpplib.h (cppchar_t): Change to unsigned.
4050 2002-04-24 Richard Henderson <rth@redhat.com>
4053 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
4056 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
4058 * sh.c (sh_va_arg): If argument was passed by reference,
4059 dereference the pointer.
4061 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
4063 * sh.md (divsi3_i4_media): Use match_operand for input values
4064 rather than hard registers.
4065 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
4066 unnecessarily through hard registers. Keep copies of pseudo
4067 registers outside of the libcall sequence.
4069 * sh.md (casesi_shift_media): Add modes.
4071 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
4074 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
4076 * attribs.c (c_common_attribute_table): Move table and handlers
4078 (format_attribute_table, lang_attribute_table,
4079 lang_attribute_common): Remove.
4080 (init_attributes): Replace NULL pointers with pointers to the
4082 (handle_packed_attribute, handle_nocommon_attribute,
4083 handle_common_attribute, handle_noreturn_attribute,
4084 handle_noinline_attribute, handle_always_inline_attribute,
4085 handle_used_attribute, handle_unused_attribute,
4086 handle_const_attribute, handle_transparent_union_attribute,
4087 handle_constructor_attribute, handle_destructor_attribute,
4088 handle_mode_attribute, handle_section_attribute,
4089 handle_aligned_attribute, handle_weak_attribute,
4090 handle_alias_attribute, handle_visibility_attribute,
4091 handle_no_instrument_function_attribute, handle_malloc_attribute,
4092 handle_no_limit_stack_attribute, handle_pure_attribute,
4093 handle_deprecated_attribute, handle_vector_size_attribute,
4094 vector_size_helper): Move to c-common.c.
4095 * c-common.c (c_common_attribute_table,
4096 handle_packed_attribute, handle_nocommon_attribute,
4097 handle_common_attribute, handle_noreturn_attribute,
4098 handle_noinline_attribute, handle_always_inline_attribute,
4099 handle_used_attribute, handle_unused_attribute,
4100 handle_const_attribute, handle_transparent_union_attribute,
4101 handle_constructor_attribute, handle_destructor_attribute,
4102 handle_mode_attribute, handle_section_attribute,
4103 handle_aligned_attribute, handle_weak_attribute,
4104 handle_alias_attribute, handle_visibility_attribute,
4105 handle_no_instrument_function_attribute, handle_malloc_attribute,
4106 handle_no_limit_stack_attribute, handle_pure_attribute,
4107 handle_deprecated_attribute, handle_vector_size_attribute,
4108 vector_size_helper): Move from attribs.c.
4109 * c-common.h (c_common_attribute_table,
4110 c_common_format_attribute_table): New.
4111 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
4112 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
4113 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
4114 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
4115 (LANG_HOOKS_INITIALIZER): Update.
4116 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
4117 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
4118 * target.h: Update comment.
4119 * tree.c (default_target_attribute_table): Remove.
4120 * tree.h (default_target_attribute_table, format_attribute_table,
4121 lang_attribute_table, lang_attribute_common): Remove.
4123 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
4124 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
4126 2002-04-24 Jason Merrill <jason@redhat.com>
4128 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
4129 * dwarf2out.c (dwarf_attr_name): Support it.
4130 (gen_array_type_die): Emit it.
4131 (lookup_type_die): No special handling for VECTOR_TYPE.
4132 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
4134 2002-04-24 Richard Henderson <rth@redhat.com>
4136 * config/mips/mips.md (movdi_usd): Renumber.
4138 2002-04-24 David S. Miller <davem@redhat.com>
4141 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
4142 32-bit Sparc and current_function_returns_struct is true.
4144 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
4146 * loop.c (canonicalize_condition): Use gen_int_mode.
4148 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
4150 * config/rs6000/altivec.h: Cleanup file. Add non individual
4172 (vec_vcmpequb): New.
4173 (vec_vcmpequh): New.
4174 (vec_vcmpequw): New.
4175 (vec_vcmpeqfp): New.
4176 (vec_vcmpgefp): New.
4177 (vec_vcmpgtub): New.
4178 (vec_vcmpgtsb): New.
4179 (vec_vcmpgtuh): New.
4180 (vec_vcmpgtsh): New.
4181 (vec_vcmpgtuw): New.
4182 (vec_vcmpgtsw): New.
4183 (vec_vcmpgtfp): New.
4184 (vec_vcmpgefp): New.
4189 (vec_vexptefp): New.
4194 (vec_lde): Add vector float variant.
4199 (vec_vmhaddshs): New.
4221 (vec_vmladduhm): New.
4222 (vec_vmhraddshs): New.
4224 (vec_vmsummbm): New.
4225 (vec_vmsumuhm): New.
4226 (vec_vmsumshm): New.
4227 (vec_vmsumuhs): New.
4228 (vec_vmsumshs): New.
4237 (vec_vnmsubfp): New.
4255 (vec_vrsqrtefp): New.
4266 (vec_vspltisb): New.
4267 (vec_vspltish): New.
4268 (vec_vspltisw): New.
4293 (vec_vsum4ubs): New.
4294 (vec_vsum4sbs): New.
4295 (vec_vsum4shs): New.
4296 (vec_vsum2sws): New.
4307 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
4310 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
4311 added literals from substracted literals.
4312 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
4313 (fold) [associate]: Preserve MINUS_EXPR if needed.
4315 2002-04-23 Zack Weinberg <zack@codesourcery.com>
4317 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
4320 2002-04-23 Tom Tromey <tromey@redhat.com>
4322 * gcc.c: Added --resource. For PR java/6314.
4324 2002-04-23 David O'Brien <obrien@FreeBSD.org>
4326 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
4327 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
4330 2002-04-23 David O'Brien <obrien@FreeBSD.org>
4332 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
4334 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
4336 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
4338 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
4339 (ix86_expand_clrstr): Fix typo.
4340 * loop.c (gen_load_of_final_value): New.
4341 (loop_givs_rescan, strength_reduce, check_dbra_loop):
4344 2002-04-23 Roger Sayle <roger@eyesopen.com>
4346 * builtins.c (builtin_memset_gen_str): New function.
4347 (expand_builtin_memset): Optimize the case of constant length, but
4350 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
4352 * config/rs6000/altivec.h (vec_step): Remove extraneous
4354 (vec_ctu): Cast return.
4356 2002-04-23 Alan Modra <amodra@bigpond.net.au>
4359 * function.h: (struct function): Add profile_label_no field.
4360 (current_function_profile_label_no): Define.
4361 * function.c: (profile_label_no): New static var.
4362 (expand_function_start): Increment it, and copy to
4363 current_function_profile_label_no.
4364 * output.h (profile_label_no): Delete.
4365 * final.c (profile_label_no): Delete.
4366 (profile_function): Use current_function_profile_label_no.
4367 (final_end_function): Don't increment profile_label_no here.
4368 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
4369 profile_label_no with current_function_profile_label_no.
4370 * config/pa/pa.c (current_function_number): Delete.
4371 (pa_output_function_prologue): Don't output profile label here.
4372 (hppa_profile_hook): Use label_no param rather than
4373 current_function_number.
4374 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
4375 * config/pa/pa.h: .. here.
4376 (FUNCTION_PROFILER): Output profile label here.
4378 2002-04-22 Eric Christopher <echristo@redhat.com>
4380 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
4381 patch of 2002-04-09 due to binutils issues.
4382 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
4384 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
4386 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
4387 constraint to 'o' for m=r and r=m alternatives.
4388 ("*movv8hi_internal1"): Same.
4389 ("*movv16qi_internal1"): Same.
4390 ("*movv4sf_internal1"): Same.
4392 2002-04-22 Janis Johnson <janis187@us.ibm.com>
4394 * rtl.h (RTX_FLAG): New macro.
4395 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
4396 * final.c (alter_subreg): Use macro to access rtx flag.
4397 * integrate.c (copy_rtx_and_substitute): Use new access macro.
4398 * print-rtl.c (print_rtx): Use new access macro.
4400 * cse.c (insert): Check rtx code before accessing flag.
4402 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
4403 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
4404 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
4405 convert_const_symbol_ref, make_canonical, make_alternative_compare,
4406 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
4407 simplify_test_exp, optimize_attrs, simplify_by_exploding,
4408 find_and_mark_used_attributes, unmark_used_attributes,
4409 add_values_to_cover, simplify_with_current_value,
4410 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
4411 copy_rtx_unchanging, main): Use new access macros.
4413 2002-04-22 Tom Rix <trix@redhat.com>
4415 * expmed.c (init_expmed): Generate shifted constant once.
4417 2002-04-22 Zack Weinberg <zack@codesourcery.com>
4419 * c-lex.c (lex_charconst): Call convert to get constant in
4420 proper type; don't just smash the type field.
4423 * config.gcc: Add list of obsolete configurations. Disallow
4424 building these without --enable-obsolete.
4425 * doc/install.texi: Document --enable-obsolete and obsoletion
4426 policy. Mention obsoletion of individual targets in
4429 2002-04-22 Richard Henderson <rth@redhat.com>
4431 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
4433 2002-04-22 Mark Mitchell <mark@codesourcery.com>
4436 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
4437 (walk_fixup_memory_subreg): Likewise.
4438 (fixup_var_refs_insn): Adjust accordingly.
4439 (fixup_var_refs_1): Likewise.
4441 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
4443 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
4444 LIBPATH_ARCH64_SPEC): Define.
4445 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
4446 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
4447 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
4448 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
4450 2002-04-22 Joel Sherrill <joel@OARcorp.com>
4452 * gthr-rtems.h: Correct prototypes to remove warnings.
4454 2002-04-22 Richard Henderson <rth@redhat.com>
4457 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
4459 * gcse.c (free_insn_expr_list_list): New.
4460 (clear_modify_mem_tables): Use it. Fix bit set usage.
4461 (canon_list_insert): Use EXPR_LISTs for expressions.
4462 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
4464 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
4466 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
4467 file change and include code to _cpp_pop_buffer.
4468 * cpphash.h (struct pending_option): Predeclare.
4469 (struct cpp_reader): New member next_include_file.
4470 (_cpp_pop_file_buffer): Update.
4471 (_cpp_push_next_buffer): Update, rename.
4472 * cppinit.c (cpp_destroy): Free include chain and pending here.
4473 (cpp_finish_options): Simplify.
4474 (_cpp_push_next_buffer): Rename and clean up.
4475 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
4477 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
4479 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
4481 * config/rs6000/altivec.h (vec_xor): Add variant for both args
4482 being vector signed int.
4484 (vec_xor): Add variant for both args being vector signed char.
4485 Remove redundant variant.
4488 2002-04-21 David S. Miller <davem@redhat.com>
4490 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
4491 compare mode in output RTL.
4493 2002-04-22 David Edelsohn <edelsohn@gnu.org>
4495 * config/rs6000/rs6000.c (rs6000_override_options): Correct
4496 style and formatting of previous patch.
4498 2002-04-22 Alan Modra <amodra@bigpond.net.au>
4500 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
4501 flag_pic for ABI_AIX.
4503 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
4505 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
4506 * cppfiles.c (read_include_file): Similarly.
4507 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
4508 uxstrdup ustrchr, ufputs): Similarly.
4509 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
4510 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
4511 cpp_ideq, parse_identifier, parse_number): Similarly.
4512 * cpplib.c (struct directive, dequote_string, D, run_directive,
4513 cpp_push_buffer): Similarly.
4514 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
4515 _cpp_create_definition, check_trad_stringification,
4516 cpp_macro_definition): Similarly.
4518 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
4520 * cppmacro.c (funlike_invocation_p): Don't step back
4523 2002-04-21 David Edelsohn <edelsohn@gnu.org>
4525 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
4528 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
4530 * doc/invoke.texi: Remove Chill references.
4531 * doc/gcc.texi: Update last modified date.
4533 2002-04-20 Kazu Hirata <kazu@hxi.com>
4535 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
4536 push and pop. Replace add.l with add.w.
4538 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4540 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
4541 multiply instructions for H8/300H case.
4543 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4545 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
4546 Bum three instructions from each routine.
4548 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
4550 * Makefile.in: Update.
4551 * decl.c (push_c_function_context, pop_c_function_context,
4552 mark_c_function_context): Rename for consistency.
4553 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
4554 * c-tree.h (push_c_function_context, pop_c_function_context,
4555 mark_c_function_context): Rename for consistency.
4556 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4557 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
4558 * function.c (init_lang_status, save_lang_status,
4559 restore_lang_status, mark_lang_status, free_lang_status):
4560 Move to langhooks.h.
4561 (push_function_context_to, pop_function_context_from,
4562 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
4564 * function.h (init_lang_status, save_lang_status,
4565 restore_lang_status, mark_lang_status, free_lang_status):
4566 Move to langhooks.h.
4567 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
4568 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
4569 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
4570 LANG_HOOKS_FUNCTION_INITIALIZER): New.
4571 (LANG_HOOKS_INITIALIZER): Update.
4572 (lhd_do_nothing_f): New.
4573 * langhooks.h (struct lang_hooks_for_functions): New.
4574 (struct lang_hooks): New hooks.
4575 * langhooks.c (lhd_do_nothing_f): New.
4577 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4578 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
4580 2002-04-19 David S. Miller <davem@redhat.com>
4582 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
4583 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
4585 2002-04-19 Jakub Jelinek <jakub@redhat.com>
4587 PR optimization/3756
4588 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
4589 x = ((int) y < 0) ? cst1 : cst2.
4591 2002-04-19 Jakub Jelinek <jakub@redhat.com>
4594 * function.c: Reapply patch for c/6358.
4595 (expand_function_end): Copy decl_rtl's mode, not
4596 current_function_return_rtx mode.
4598 2002-04-19 Joel Sherrill <joel@OARcorp.com>
4600 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
4603 2002-04-19 Tom Tromey <tromey@redhat.com>
4605 * doc/install.texi (Specific): Update status of Solaris 2.8.
4608 2002-04-19 Andreas Schwab <schwab@suse.de>
4610 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
4611 (PUT_REAL): Restore old definition.
4613 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
4614 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4616 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
4617 binutils 2.11.2 and higher generate smaller binaries than Sun's
4620 2002-04-19 Mark Mitchell <mark@codesourcery.com>
4623 * toplev.c (rest_of_compilation): Do not defer functions for which
4624 TREE_SYMBOL_REFERENCED has already been set.
4626 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
4628 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
4631 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
4633 * builtins.c: Include langhooks.h.
4634 (lang_type_promotes_to): Remove.
4635 (expand_builtin_va_arg): Use new hook.
4636 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
4637 (simple_type_promotes_to): Move to c-typeck.c.
4638 * c-common.h (simple_type_promotes_to): Remove.
4639 * c-decl.c (duplicate_decls, grokdeclarator): Update.
4640 * c-format.c: Include langhooks.h.
4641 (check_format_types): Update.
4642 * c-tree.h (c_type_promotes_to): New.
4643 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
4644 (type_lists_compatible_p): Update.
4645 * langhooks-def.h (lhd_type_promotes_to): New.
4646 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
4647 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
4648 * langhooks.c (lhd_type_promotes_to): New.
4649 * langhooks.h (struct lang_hooks_for_types): New hook.
4650 * tree.h (lang_type_promotes_to): Remove.
4652 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
4654 2002-04-18 Richard Henderson <rth@redhat.com>
4656 * function.c: Revert patch for c/6358.
4658 2002-04-18 Richard Henderson <rth@redhat.com>
4660 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
4661 blocks. Handle multiple references to the TRAP block. Handle
4662 non-adjacent THEN and OTHER blocks.
4664 2002-04-18 Richard Henderson <rth@redhat.com>
4666 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
4667 crash with no type for by-mode libcalls.
4669 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
4671 2002-04-18 Bob Wilson <bob.wilson@acm.org>
4673 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
4674 __xtensa_nonlocal_goto): Use a syscall instructions to flush
4675 the register windows.
4677 2002-04-18 Zack Weinberg <zack@codesourcery.com>
4679 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
4680 appropriate. Document need for extended precision even when
4681 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
4682 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
4683 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
4684 instead of relying on later syntax error when REAL_WIDTH > 5.
4685 * real.c: Define NE based only on whether or not we have a
4686 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
4687 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
4688 define GET_REAL and PUT_REAL as simple memcpy operations; no
4689 need to byteswap or round.
4690 Use #error instead of #ifdef-ing out the entire file, for
4691 prompt error detection.
4693 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
4695 2002-04-18 David S. Miller <davem@redhat.com>
4697 * config/sparc/sparc.h (BRANCH_COST): Define.
4699 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
4702 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
4704 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
4705 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
4706 propagate_block calls after relaxation loop using new variable
4707 stabilized_prop_flags.
4709 2002-04-18 Richard Henderson <rth@redhat.com>
4711 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
4712 (ia64_va_arg): Expect variable sized types by reference.
4713 * config/ia64/ia64-protos.h: Update.
4714 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
4715 ia64_function_arg_pass_by_reference.
4717 2002-04-18 Richard Henderson <rth@redhat.com>
4719 * ifcvt.c: Include except.h.
4720 (block_has_only_trap): Break out from find_cond_trap.
4721 (find_cond_trap): Use it. Always delete the trap block.
4722 (merge_if_block): Allow then block null. Be less simplistic about
4723 what insns can end a block.
4724 * Makefile.in (ifcvt.o): Depend on except.h.
4726 * config/ia64/ia64.md (trap, conditional_trap): New.
4728 2002-04-18 Jakub Jelinek <jakub@redhat.com>
4731 * function.c (assign_parms): Assign hard current_function_return_rtx
4733 (expand_function_end): ...not here.
4735 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
4737 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
4738 * c-tree.h (c_incomplete_type_error): New.
4739 * c-typeck.c (require_complete_type, build_component_ref): Update.
4740 (incomplete_type_error): Rename.
4741 * langhooks-def.h (lhd_incomplete_type_error): New.
4742 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
4743 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
4744 * langhooks.c (lhd_incomplete_type_error): New.
4745 * langhooks.h (struct lang_hooks_for_types): New hook.
4746 * tree.c (size_in_bytes): Use new hook.
4747 * tree.h (incomplete_type_error): Remove.
4749 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
4751 2002-04-18 Zack Weinberg <zack@codesourcery.com>
4753 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
4754 TARGET_FLOAT_FORMAT blocks.
4756 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4758 * doc/install.texi (Downloading the source): Do not mention Chill
4759 any longer, but mention Ada.
4760 (Configuration): Do not mention Chill any longer.
4762 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
4764 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
4766 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
4768 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
4771 2002-04-18 Jakub Jelinek <jakub@redhat.com>
4773 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
4774 instead of unsigned_type.
4776 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
4778 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
4779 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
4782 2002-04-18 Bernd Schmidt <bernds@redhat.com>
4784 * attribs.c (vector_type_node_list): New static variable.
4785 (handle_vector_size_attribute): Use it to avoid generating a
4786 new type node each time we are called.
4788 * combine.c (subst): Avoid trying to make a vector mode subreg of
4789 an integer constant.
4790 (gen_lowpart_for_combine): Likewise.
4792 2002-04-18 Roger Sayle <roger@eyesopen.com>
4793 Jakub Jelinek <jakub@redhat.com>
4795 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
4796 for integer constant c (if x has unsigned type or sign bit is not
4797 set in c). This folds the zero/sign extension into the bit-wise and
4800 2002-04-18 Jakub Jelinek <jakub@redhat.com>
4803 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
4806 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
4808 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
4810 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
4812 * gcc.c (read_specs): Detect and fail if an attempt is made to
4813 rename a spec string to an already existing string.
4815 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
4817 * config/s390/s390.c (legitimize_pic_address): Do not generate
4818 illegal address constant without CONST.
4820 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4822 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
4823 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4825 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
4827 PR optimization/6305
4828 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
4829 to make sure previous reloads are taken into account. Generate
4830 better code if one operand is an in-range immediate constant.
4832 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
4834 * doc/install.texi (Building): libgcj requires GNU make.
4836 2002-04-17 Jakub Jelinek <jakub@redhat.com>
4839 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
4840 even if hard quad and register is not floating.
4841 (movtf reg<-mem split): Disallow splitting if hard quad and
4842 register is floating.
4843 (movtf mem<-reg split): Likewise.
4844 * config/sparc/sparc.c (fp_register_operand): New predicate.
4845 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
4847 2002-04-17 Zack Weinberg <zack@codesourcery.com>
4849 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
4850 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
4851 (unprotoize.o): Ditto. Build from protoize.c. Define
4852 UNPROTOIZE on command line.
4853 * protoize.c: Include cppdefault.h. Delete include_defaults.
4854 (in_system_include_dir): Use cpp_include_defaults (defined in
4856 * unprotoize.c: Delete file.
4858 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
4860 * config/rs6000/altivec.h (vec_ld): Add array variants.
4864 2002-04-17 Alan Matsuoka <alanm@redhat.com>
4865 Aldy Hernandez <aldyh@redhat.com>
4867 * config/rs6000/altivec.h: Define __ALTIVEC__.
4874 Add parentheses to all macro arguments.
4876 2002-04-16 Richard Henderson <rth@redhat.com>
4879 * except.c (remove_eh_handler): Insert inner regions at beginning
4880 of sibling chain. Refactor expressions.
4882 2002-04-16 Richard Henderson <rth@redhat.com>
4884 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
4885 * config/sparc/sol2-gas-bi.h: New file.
4886 * config.gcc (sparc*-solaris): Add it as needed.
4887 * configure.in (AS_SPARC64_FLAG): Remove check.
4888 * config.in, configure: Regenerate.
4890 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
4892 2002-04-16 Richard Henderson <rth@redhat.com>
4894 * config/mips/mips.c (override_options): Don't override N32 for
4898 * config/mips/mips.md (can_delay): Split out of existing define_delays.
4899 (HILO_delay): Set can_delay false.
4901 2002-04-16 Dale Johannesen <dalej@apple.com>
4903 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
4904 instruction addresses.
4905 (rs6000_output_function_epilogue): Likewise.
4907 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
4909 * c-parse.in (poplevel, compstmt_start,
4910 compstmt_primary_start): Add ending ';', in accordance
4913 2002-04-16 Richard Henderson <rth@redhat.com>
4915 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
4916 Adjust tm_file order to get TARGET_DEFAULT set properly.
4917 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
4918 * doc/install.texi (sparc-solaris): Update.
4920 2002-04-16 Dale Johannesen <dalej@apple.com>
4922 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
4923 comparison operands do not match each other or if modes of
4924 conditions do not match result.
4926 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
4929 * config/s390/s390.md (mulsidi3): Set both subregs of the
4932 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
4934 * config/rs6000/altivec.h (vec_addc): Type check.
4936 2002-04-16 Jakub Jelinek <jakub@redhat.com>
4939 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
4941 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
4943 2002-04-15 Richard Henderson <rth@redhat.com>
4945 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
4946 call_really_used_regs too.
4948 2002-04-15 Richard Henderson <rth@redhat.com>
4950 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
4952 2002-04-15 David S. Miller <davem@redhat.com>
4954 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
4957 2002-04-16 Jakub Jelinek <jakub@redhat.com>
4960 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
4961 CONST_VECTOR is { 0, ... 0 }.
4963 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
4965 * doc/install.texi (Installing GCC: Configuration): Clarify
4966 the only supported ways to configure gcc.
4968 2002-04-15 Roland McGrath <roland@frob.com>
4970 * config.gcc (alpha*-*-gnu*): New target configuration.
4971 * config/alpha/gnu.h: New file for it.
4972 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
4974 2002-04-16 Mark Mitchell <mark@codesourcery.com>
4976 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
4977 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
4978 * tree.h (expand_start_stmt_expr): Update prototype.
4979 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
4980 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
4981 on the STMT_EXPR created for the inline function.
4983 2002-04-15 Richard Henderson <rth@redhat.com>
4985 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
4986 config/i386/linux-aout.h, config/i386/linux-oldld.h,
4987 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
4988 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
4989 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
4990 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
4991 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
4992 Define __gnu_linux__, not gnu_linux.
4993 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
4995 2002-04-15 Mark Mitchell <mark@codesourcery.com>
4997 Remove Chill front end.
4998 * gcc.c (default_compilers): Remove Chill entries.
4999 * ch: Remove directory.
5000 * doc/frontends.texi: Remove information about Chill.
5001 * doc/sourcebuild.texi: Likewise.
5002 * doc/standards.texi: Likewise.
5004 2002-04-15 Douglas B Rupp <rupp@gnat.com>
5006 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
5007 (LONGLONG_STANDALONE): Define.
5009 2002-04-15 David S. Miller <davem@redhat.com>
5011 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
5012 Call emit_library_call with LCT_NORMAL.
5013 (sparc_initialize_trampoline): Use LCT_foo instead of
5014 magic constant in emit_library_call invocations.
5015 (sparc64_initialize_trampoline): Likewise.
5016 (sparc_profile_hook): Likewise.
5017 * config/sparc/sparc.md: Likewise.
5019 * config/sparc/sparc.c (sparc_extra_constraint_check):
5020 Fix type of argument 'c'.
5021 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
5024 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
5026 * diagnostic.h (output_buffer_state): Redefine.
5027 (output_format_decoder): New macro.
5028 (output_prefixing_rule): Likewise.
5029 (output_line_cutoff): Likewise.
5030 (diagnostic_format_decoder): Adjust.
5031 (diagnostic_prefixing_rule): Likewise.
5032 (diagnostic_line_cutoff): Likewise.
5033 (diagnostic_state): Likewise.
5034 (diagnostic_kind_count): Likewise.
5035 (diagnostic_buffer): Now a macro.
5037 * diagnostic.c (diagnostic_buffer): Remove definition.
5038 (output_is_line_wrapping): Adjust.
5039 (set_real_maximum_length): Likewise.
5040 (output_set_maximum_length): Likewise.
5041 (init_output_buffer): Likewise.
5042 (lhd_print_error_function): Likewise.
5043 (output_do_verbatim): Likewise.
5045 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
5047 * cpperror.c (print_location): Don't print include chain
5049 (cpp_begin_message): Update to use DL_ macros.
5050 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
5051 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
5052 cpp_notice, cpp_notice_from_errno): Remove.
5053 (cpp_error, cpp_error_with_line): Update to take a diagnostic
5056 * cppexp.c (CPP_ICE): Remove.
5057 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
5058 lex, integer_overflow, _cpp_parse_expr): Update.
5059 * cppfiles.c (read_include_file, find_include_file,
5060 handle_missing_header, _cpp_read_file, remap_filename): Update.
5061 * cpphash.h (enum error_type): Remove.
5062 (_cpp_begin_message): Update.
5063 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
5064 cpp_handle_option, cpp_post_options): Update.
5065 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
5066 skip_whitespace, parse_identifier, parse_slow, parse_string,
5067 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
5068 cpp_interpret_charconst): Update.
5069 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
5070 lex_macro_node, do_undef, glue_header_name, parse_include,
5071 do_include_common, read_flag, do_line, do_linemarker, do_ident,
5072 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
5073 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
5074 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
5075 _cpp_pop_buffer, do_diagnostic): Update.
5076 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
5077 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
5078 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
5079 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
5080 cpp_notice, cpp_notice_from_errno): Remove.
5081 (cpp_error, cpp_error_with_line): Update to take a diagnostic
5084 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
5085 collect_args, enter_macro_context, save_parameter, parse_params,
5086 _cpp_create_definition, check_trad_stringification,
5087 cpp_macro_definition): Update.
5088 * cppmain.c (cpp_preprocess_file): Update.
5089 * fix-header.c (read_scan_file): Update.
5091 2002-04-14 Andreas Schwab <schwab@suse.de>
5093 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
5095 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
5097 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
5099 2002-04-13 Mark Mitchell <mark@codesourcery.com>
5101 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
5104 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
5106 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
5108 2002-04-13 Joel Sherrill <joel@OARcorp.com>
5110 * config/sparc/t-elf: Enable v8 multilibs. Impacts
5111 sparc-elf and sparc-rtems targets.
5113 2002-04-13 Mark Mitchell <mark@codesourcery.com>
5115 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
5116 defined, and __gnu_hurd__ wherever __GNU__ is defined.
5117 * arm/linux-elf.h: Likewise.
5118 * cris/aout.h: Likewise.
5119 * cris/linux.h: Likewise.
5120 * i370/linux.h: Likewise.
5121 * i386/gnu.h: Likewise.
5122 * i386/linux-aout.h: Likewise.
5123 * i386/linux-oldld.h: Likewise.
5124 * i386/linux.h: Likewise.
5125 * i386/linux64.h: Likewise.
5126 * ia64/linux.h: Likewise.
5127 * m68k/linux-aout.h: Likewise.
5128 * m68k/linux.h: Likewise.
5129 * mips/linux.h: Likewise.
5130 * pa/pa-linux.h: Likewise.
5131 * pj/linux.h: Likewise.
5132 * rs6000/sysv4.h: Likewise.
5133 * s390/linux.h: Likewise.
5134 * sh/linux.h: Likewise.
5135 * sparc/linux-aout.h: Likewise.
5136 * sparc/linux.h: Likewise.
5137 * sparc/linux64.h: Likewise.
5138 * xtensa/linux.h: Likewise.
5140 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
5142 * stmt.c (check_unique_operand_names): Expect operand names to
5143 be strings rather than identifiers. Use simple_cst_equal to
5145 (resolve_operand_name_1): Make same identifier to string change here.
5146 * c-parse.in (asm_operand): Convert a named operand into a string.
5147 * cp/parse.y (asm_operand): Likewise.
5149 2002-04-13 Andreas Schwab <schwab@suse.de>
5151 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
5153 2002-04-12 Mark Mitchell <mark@codesourcery.com>
5155 Revert these changes:
5157 2002-04-06 Mark Mitchell <mark@codesourcery.com>
5160 * stor-layout.c (layout_decl): Reset the RTL for the decl.
5162 2002-04-12 Richard Henderson <rth@redhat.com>
5164 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
5165 (sparc*-*-solaris): Clean up header files.
5166 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
5167 and plan on generating 64-bit code.
5168 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
5169 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
5170 * config/sparc/sol2-sld-64.h: Rename ...
5171 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
5172 for AS_SPARC64_FLAG not defined.
5173 * config/sparc/sol2-gld-bi.h: New.
5174 * config/sparc/sol2-sld.h: Remove.
5175 * config/sparc/sol26-sld.h: New.
5176 * config/sparc/sol2.h: Tidy comments.
5177 * doc/install.texi: Document sparc-solaris configury changes.
5179 2002-04-12 Richard Henderson <rth@redhat.com>
5181 * recog.c (offsettable_address_p): Match the logic in adjust_address.
5183 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
5184 in 64-bit mode only. Use only for 32-bit or MEDLOW.
5186 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5188 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
5190 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
5192 * pa.c (pa_can_combine_p): Call extract_insn before calling
5195 2002-04-12 Douglas B Rupp <rupp@gnat.com>
5197 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
5198 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
5199 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5200 (CPP_PREDEFINES): Handle __declspec.
5201 * config/i386/t-interix (USER_H): Remove.
5203 2002-04-12 DJ Delorie <dj@redhat.com>
5205 * integrate.c (compare_blocks): Make comparisons safe for when
5206 sizeof(int) < sizeof(char *).
5207 (find_block): Likewise.
5209 2002-04-12 Jan Hubicka <jh@suse.cz>
5210 David Edelsohn <edelsohn@gnu.org>
5212 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
5214 (symbol_ref_operand): New.
5215 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
5216 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
5218 2002-04-12 Andreas Schwab <schwab@suse.de>
5220 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
5221 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
5222 overrides the definition in config/svr4.h.
5224 2002-04-12 Eric Norum <eric.norum@usask.ca>
5226 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
5227 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
5228 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
5229 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
5230 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
5231 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
5232 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
5233 definitions to config/rtems.h and make the targets more similar.
5235 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5237 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
5238 POINTERS_EXTEND_UNSIGNED.
5239 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
5240 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
5242 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
5245 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
5247 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
5248 depends on TARGET_SHMEDIA, not TARGET_SH5.
5250 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
5252 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
5253 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
5255 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
5257 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
5260 2002-04-12 Andreas Schwab <schwab@suse.de>
5262 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
5264 2002-04-12 Richard Henderson <rth@redhat.com>
5267 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
5269 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
5270 modes spanning multiple hard regs.
5272 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
5274 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5276 * pa.c (pa_output_function_prologue): Don't accumulate the total
5277 number of code bytes when using TARGET_64BIT, or gas, SOM and not
5278 the portable runtime.
5279 (output_deferred_plabels): Handle 64bit plabels.
5280 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
5281 generating pic code using the GAS assembler for object formats that
5282 are not SOM (ie., ELF32 and ELF64).
5283 (output_millicode_call): Check attribute type if attribute length is 28.
5284 Likewise use $PIC_pcrel$0. Only call get_attr_length and
5285 dbr_sequence_length once.
5286 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
5287 dbr_sequence_length once.
5288 * pa.h (TARGET_SOM): Define if not defined.
5289 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
5290 with GAS and not SOM.
5291 (jump, call_internal_reg, call_value_internal_reg): Likewise.
5292 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
5294 2002-04-11 David O'Brien <obrien@FreeBSD.org>
5296 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
5297 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
5298 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
5299 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
5300 elfos.h and dbxelf.h values are fine now.
5301 * config/i386/freebsd.h, config/alpha/freebsd.h
5302 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
5304 2002-04-11 David O'Brien <obrien@FreeBSD.org>
5306 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
5307 or set Acpu or Amachine. Reformat.
5308 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
5310 (LINK_SPEC): Do not need to undef.
5311 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
5312 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
5313 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
5315 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
5316 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
5317 (LINK_SPEC): Do not need to undef.
5318 (DONT_USE_BUILTIN_SETJMP): Do not define.
5319 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
5320 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
5321 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
5322 Remove trailing spaces.
5323 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
5324 __ELF__, or set Acpu or Amachine. Reformat.
5325 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
5328 2002-04-11 David O'Brien <obrien@FreeBSD.org>
5330 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
5331 all other *-*-freebsd* targets.
5333 2002-04-11 Richard Henderson <rth@redhat.com>
5335 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
5337 2002-04-11 David O'Brien <obrien@FreeBSD.org>
5339 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
5340 Include {cpu}/{cpu}.h thru tm_file.
5341 (alpha*-*-linux*ecoff): Remove target.
5342 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
5343 (LINK_SPEC): Remove, is not OS independent.
5344 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
5345 (LINK_SPEC): Do not need to #undef any longer.
5346 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
5348 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
5350 (LINK_SPEC): Moved here from alpha/elf.h.
5351 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
5353 * config/alpha/linux-ecoff.h: Remove.
5354 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
5355 (CPP_SPEC): Define _POSIX_SOURCE as needed.
5356 (CPP_SUBTARGET_SPEC): Do not define.
5357 (LINK_SPEC): Do not need to #undef any longer.
5358 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
5359 * config/alpha/vms.h: Likewise.
5361 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
5363 * doc/extend.texi: Remove old claim that typedefs cannot have
5364 an alignment attribute.
5366 2002-04-11 Jakub Jelinek <jakub@redhat.com>
5368 PR optimization/6177
5369 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
5370 bitpos is 0 and bitsize CONCAT size.
5372 2002-04-11 Jakub Jelinek <jakub@redhat.com>
5375 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
5377 2002-04-10 David O'Brien <obrien@FreeBSD.org>
5379 * config/alpha/freebsd.h: Minor reformatting.
5380 (CPP_SPEC): Define ELF and add cpp_subtarget.
5381 (ASM_SPEC): No longer needed.
5383 2002-04-11 Richard Henderson <rth@redhat.com>
5385 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
5386 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
5387 (dimode mem/zero splitter): New.
5389 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
5391 * config/cris/cris.c (cris_override_options): Tweak error message
5392 for PIC not implemented.
5394 * config/cris/cris.h: Tweak comments related to parameter-passing.
5396 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
5398 2002-04-10 Richard Henderson <rth@redhat.com>
5400 * except.c (add_ehl_entry): Allow duplicates after landing pad
5403 2002-04-10 David Edelsohn <edelsohn@gnu.org>
5405 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
5407 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
5409 * c-decl.c (c_init_decl_processing): Move generation of
5410 decls for g77_integer_type_node and friends from here ...
5411 * c-common.c (c_common_nodes_and_builtins): ... to here.
5413 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
5415 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
5416 is only used as frame pointer when frame_pointer_needed is true.
5418 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
5421 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
5422 for the fact that the pool entry uses two words.
5423 (movdf_hard_insn): Similarly. Also, ADR instruction can span
5425 (movdf_soft_insn): Similarly.
5426 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
5427 for the fact that the pool entry uses three words.
5429 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
5431 * config/mips/mips.c (mips_va_arg): When using the struct version
5432 of the EABI va_list, allow arguments in the register save area to
5433 take up less room than a stack argument.
5435 2002-04-10 Richard Henderson <rth@redhat.com>
5437 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
5438 if EXPAND_INITIALIZER.
5440 2002-04-09 Richard Henderson <rth@redhat.com>
5442 * config/alpha/alpha.md (movdi_er_maybe_g): New.
5443 * config/alpha/alpha.c (alpha_expand_mov): Use it.
5445 2002-04-10 Alan Modra <amodra@bigpond.net.au>
5447 PR optimization/6233
5448 * rtlanal.c (pure_call_p): New function.
5449 * rtl.h (pure_call_p): Declare.
5450 * loop.c (prescan_loop): Use it to set has_nonconst_call.
5451 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
5453 2002-04-09 Eric Christopher <echristo@redhat.com>
5455 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
5456 information to .comm directive.
5458 2002-04-09 Richard Henderson <rth@redhat.com>
5461 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
5463 2002-04-09 Richard Henderson <rth@redhat.com>
5465 * basic-block.h (flow_delete_block_noexpunge): Declare.
5466 (expunge_block_nocompact): Declare.
5467 * cfg.c (expunge_block_nocompact): Split out from ...
5468 (expunge_block): ... here.
5469 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
5470 (flow_delete_block_noexpunge): Split out from ...
5471 (flow_delete_block): ... here.
5472 * cfgcleanup.c (delete_unreachable_blocks): Compact while
5473 removing dead blocks.
5474 * except.c (exception_handler_labels): Remove.
5475 (exception_handler_label_map): New.
5476 (struct eh_region): Add aka member.
5477 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
5478 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
5479 (for_each_eh_label, for_each_eh_label_1): New.
5480 (init_eh): Register exception_handler_label_map.
5481 (free_eh_status): Use free_region.
5482 (find_exception_handler_labels): Use the map, not the list.
5483 (remove_exception_handler_label): Likewise.
5484 (maybe_remove_eh_handler): Likewise.
5485 (remove_eh_handler): Use the region aka bitmap.
5486 * except.h (exception_handler_labels): Remove.
5487 (for_each_eh_label): Declare.
5488 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
5489 * loop.c (invalidate_loops_containing_label): New.
5490 (find_and_verify_loops): Use it. Use for_each_eh_label.
5491 * sched-rgn.c (is_cfg_nonregular): Use
5492 current_function_has_exception_handlers.
5494 2002-04-09 Richard Henderson <rth@redhat.com>
5496 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
5497 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
5498 Do not return changed status.
5499 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
5500 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
5501 New functions that do return changed status.
5502 * sbitmap.h: Update decls.
5503 * gcse.c, lcm.c: Use _cg functions as needed.
5505 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
5507 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
5508 (sh64-*-elf*, sh-*-rtemself*): Likewise.
5509 * config/sh/embed_bb.c: New file.
5510 * config/sh/embed-elf.h: New file.
5511 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
5512 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
5513 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
5515 (SUBTARGET_CPP_PTR_SPEC): Don't define.
5516 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
5517 Add subtarget_asm_endian_spec.
5518 (ASM_SPEC): Use subtarget_asm_endian_spec.
5519 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
5520 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
5521 (WCHAR_UNSIGNED): Define.
5522 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
5523 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
5524 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
5526 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
5527 (sh_adjust_cost): Likewise.
5528 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
5530 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
5531 (WCHAR_TYPE_SIZE): Likewise.
5532 (ASM_SPEC): Use subtarget_asm_endian_spec.
5533 (SH_ELF_WCHAR_TYPE): #undef/ #define.
5534 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
5535 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
5536 (MAX_WCHAR_TYPE_SIZE): Don't #define .
5537 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
5538 (USER_LABEL_PREFIX): Don't #undef /#define .
5539 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
5540 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
5541 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
5542 (ASM_SPEC): Likewise.
5543 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
5544 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
5545 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
5546 (LIB2FUNCS_EXTRA): Define.
5547 * t-sh64 (LIB2FUNCS_EXTRA): Define.
5548 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
5549 (LIB1ASMFUNCS_CACHE): Define.
5550 (LIB2FUNCS_EXTRA): Redefine empty.
5552 2002-04-08 Richard Henderson <rth@redhat.com>
5554 * reorg.c (get_branch_condition): Use reversed_comparison_code.
5556 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5558 * config/m68hc11/larith.asm (__map_data_section): Fix condition
5559 and optimize for size.
5560 (__do_global_ctors): Fix pointer comparison.
5561 (__do_global_dtors): Likewise.
5563 2002-04-09 David S. Miller <davem@redhat.com>
5565 * config/sparc/sparc.c (sparc_extra_constraint_check): New
5566 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
5567 allow reloading pseudos.
5568 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
5569 * config/sparc/sparc-protos.h: Declare it.
5571 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
5572 unsigned comparison warning.
5573 (output_restore_regs): Mark leaf_function as unused.
5575 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5577 * expr.c (is_aligning_offset): New function.
5578 (expand_expr, case COMPONENT_EXPR): Call it.
5580 2002-04-08 David S. Miller <davem@redhat.com>
5583 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
5585 Make init_priority work on Sparc when using GNU ld.
5586 * config/sparc/linux.h, config/sparc/linux64.h,
5587 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
5588 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
5589 * config/sparc/sol2-gld.h: New file to do the same.
5590 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
5591 sparc/sol2-gld.h to tm_file.
5593 PR optimization/4328
5594 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
5595 * doc/md.texi: Document it.
5596 * config/sparc/sparc.md (movdi_insn_sp64_novis,
5597 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
5598 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
5599 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
5600 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
5602 2002-04-08 Andreas Jaeger <aj@suse.de>
5604 * stmt.c (expand_asm_operands): Revert last patch from Richard
5607 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5609 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
5610 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
5612 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5614 * doc/contrib.texi (Contributors): Add David O'Brien.
5616 2002-04-08 Alan Modra <amodra@bigpond.net.au>
5618 * configure.in (auto-build.h): Use target_alias and build_alias
5619 when running configure.
5620 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
5621 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
5622 * configure: Regenerate.
5624 2002-04-07 David S. Miller <davem@redhat.com>
5626 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
5628 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
5631 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
5632 generating 32-bit pic code.
5634 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
5636 * cppinit.c (cpp_create_reader): Initialize
5637 discard_comments_in_macro_exp.
5638 (COMMAND_LINE_OPTIONS): Add "-CC" option.
5639 (cpp_handle_option): Handle "-CC" option.
5640 * cpplex.c (save_comment): If saving a C++ comment in
5641 a directive, convert it to a C comment.
5642 (_cpp_lex_direct): Pass second comment start character to
5643 save_comment to indicate comment type.
5644 * cpplib.c (_cpp_handle_directive): If processing
5645 a "#define" directive and discard_comments_in_macro_exp
5646 is false, re-enable saving of comments.
5647 (lex_macro_node): If discard_comments_in_macro_exp is false,
5648 discard any comments before the macro identifier.
5649 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
5651 * cppmacro.c (cpp_get_token): If expanding a macro while
5652 processing a directive, discard any comments we might encounter.
5653 (parse_params): If discard_comments_in_macro_exp is false,
5654 ignore comments in the macro parameter list.
5655 * gcc.c (cpp_unique_options): Add "-CC" option.
5656 (option_map): Map "--comments-in-macros" to "-CC".
5657 * doc/cppopts.texi: Document "-CC" option.
5658 * f/lang-specs.h: Add "-CC" option.
5659 * testsuite/gcc.dg/cpp/maccom1.c: New test.
5660 * testsuite/gcc.dg/cpp/maccom2.c: New test.
5661 * testsuite/gcc.dg/cpp/maccom3.c: New test.
5662 * testsuite/gcc.dg/cpp/maccom4.c: New test.
5663 * testsuite/gcc.dg/cpp/maccom5.c: New test.
5664 * testsuite/gcc.dg/cpp/maccom6.c: New test.
5666 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
5669 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
5671 2002-04-06 Mark Mitchell <mark@codesourcery.com>
5674 * stor-layout.c (layout_decl): Reset the RTL for the decl.
5677 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
5678 RTX_UNCHANGING_P for the functions arguments when a tail call
5681 2002-04-06 Jason Merrill <jason@redhat.com>
5683 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
5684 (parse_options_and_default_flags): Set them appropriately.
5685 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
5687 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
5689 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
5692 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
5695 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
5696 types come in by-reference. Fix typo in comment.
5698 2002-04-05 David S. Miller <davem@redhat.com>
5700 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
5701 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
5702 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
5703 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
5705 2002-04-05 David S. Miller <davem@redhat.com>
5707 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
5708 are not going to emit return instructions, emit at least a nop
5709 for the sake of sane backtraces.
5711 2002-04-05 Richard Henderson <rth@redhat.com>
5713 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
5715 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
5717 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
5719 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
5721 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
5722 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
5723 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
5725 2002-04-05 Andreas Schwab <schwab@suse.de>
5727 * c-convert.c: Include c-common.h.
5728 * Makefile.in (c-convert.o): Updated.
5730 2002-04-05 Jakub Jelinek <jakub@redhat.com>
5732 * mklibgcc.in: Use separate libgcc.map for each multilib.
5733 * Makefile.in (distclean): Don't remove libgcc.map here.
5735 2002-04-05 Jakub Jelinek <jakub@redhat.com>
5737 * Makefile.in (s-mlib): Handle --disable-multilib by separate
5738 genmultilib invocation.
5740 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
5742 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
5743 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
5744 to num_gprs for symmetry.
5745 * config/mips/mips.c: Adjust accordingly.
5747 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
5749 * c-common.c (truthvalue_conversion): Rename, update.
5750 * c-common.h (c_common_truthvalue_conversion): New.
5751 * c-convert.c (convert): Update.
5752 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
5753 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
5754 * c-typeck.c (build_binary_op, build_unary_op,
5755 build_conditional_expr): Update.
5756 * fold-const.c (constant_boolean_node, fold): Use langhook.
5757 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
5758 * langhooks.h (struct lang_hooks): New hook.
5759 * stmt.c (expand_decl_cleanup): Use langhook.
5760 * tree.h (truthvalue_conversion): Remove.
5762 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
5764 2002-04-05 Alan Modra <amodra@bigpond.net.au>
5766 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
5767 Add rules to make null object file.
5769 2002-04-04 Jim Blandy <jimb@redhat.com>
5771 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
5772 macro formal parameter names.
5774 2002-04-04 David S. Miller <davem@redhat.com>
5776 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
5778 2002-04-04 Richard Henderson <rth@redhat.com>
5781 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
5782 Support copies into and out of memory. Don't accept allows_reg
5783 and allows_mem as gospel.
5785 2002-04-04 Richard Henderson <rth@redhat.com>
5788 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
5789 (write_dependence_p): Likewise.
5791 2002-04-04 Richard Henderson <rth@redhat.com>
5793 * predict.c (estimate_bb_frequencies): Do frequency calculation
5794 with a volatile temporary.
5796 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
5798 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
5800 2002-04-04 Jakub Jelinek <jakub@redhat.com>
5803 * final.c (final_start_function): Don't bump profile_label_no here...
5804 (final_end_function): ...but here.
5806 2002-04-04 Jakub Jelinek <jakub@redhat.com>
5808 * config/sparc/sparc.md (pic): New attribute.
5809 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
5811 (split after do_builtin_setjmp_setup): New.
5813 2002-04-04 Jakub Jelinek <jakub@redhat.com>
5816 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
5819 2002-04-04 Jakub Jelinek <jakub@redhat.com>
5821 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
5822 UNITS_PER_WORD for zero sized aggregates.
5824 2002-04-03 David S. Miller <davem@redhat.com>
5826 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
5827 one-character spec for this, just use %(link_gcc_c_sequence).
5829 2002-04-03 David S. Miller <davem@redhat.com>
5831 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
5834 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5836 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
5837 (DWARF_FRAME_RETURN_COLUMN): Move.
5838 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5839 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
5840 * pa.c (except.h, predict.h): Include.
5842 (store_reg_modify, set_reg_plus_d): Revise prototypes.
5843 (output_ascii): Add cast.
5844 (store_reg_modify): Revise to add frame notes.
5845 (set_reg_plus_d): Likewise.
5846 (compute_frame_size): Include space for eh data registers in frame if
5847 the current function calls eh_return.
5848 (hppa_expand_prologue): Ensure register %r2 is saved if the current
5849 function calls eh_return. Save eh data registers if the current
5850 function calls eh_return. Fix code to add frame notes. Emit
5851 blockage to prevent insns with frame notes being scheduled in the
5852 delay slot of calls.
5853 (hppa_expand_epilogue): Restore eh data registers and do final stack
5854 adjustment if the current function calls eh_return. Don't add frame
5856 (output_call): Revise for change in length of call insn. Don't do
5857 return pointer adjustment for an unconditional jump in the delay slot
5858 of a call when using frame notes.
5859 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
5860 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
5861 (ARG_POINTER_CFA_OFFSET): Define.
5862 * pa.md (return_external_pic): New pattern.
5863 (prologue): Correct formatting. Use return_external_pic if current
5864 function calls eh_return.
5865 (call_internal_symref, call_value_internal_symref,
5866 sibcall_internal_symref, sibcall_value_internal_symref): Change default
5867 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
5869 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
5871 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
5872 list of targets to check using "nop" insn.
5873 * configure: Rebuilt.
5875 2002-04-04 Alan Modra <amodra@bigpond.net.au>
5877 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
5879 2002-04-03 David S. Miller <davem@redhat.com>
5881 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
5882 library sequence passed to the linker.
5883 (LINK_COMMAND_SPEC): Use it.
5884 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
5885 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
5886 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
5888 2002-04-03 Jason Merrill <jason@redhat.com>
5890 * except.c (struct eh_status): Remove protect_list.
5891 (begin_protect_partials, end_protect_partials): Remove.
5892 (add_partial_entry): Remove.
5893 * except.h: Remove prototypes.
5895 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
5896 expand_decl_cleanup_eh.
5899 * tree.h (CLEANUP_EH_ONLY): New macro.
5900 * stmt.c (expand_decl_cleanup_eh): New fn.
5901 (expand_cleanups): Check CLEANUP_EH_ONLY.
5902 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
5903 Use expand_decl_cleanup_eh.
5904 (expand_stmt): Adjust.
5905 * c-common.h: Adjust prototype.
5907 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
5909 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
5910 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
5911 (cris_target_asm_function_epilogue): Ditto.
5912 (cris_initial_frame_pointer_offset): Ditto.
5913 (cris_simple_epilogue): Ditto.
5914 (cris_expand_builtin_va_arg): Variable-size types come in
5917 2002-04-03 David S. Miller <davem@redhat.com>
5919 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
5921 (set_fast_math): Correct 'fsr' type.
5923 2002-04-03 Richard Henderson <rth@redhat.com>
5926 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
5927 * toplev.c (check_global_declarations): Use it.
5928 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
5929 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
5930 (LANG_HOOKS_DECLS): Add it.
5931 * langhooks.c (lhd_warn_unused_global_decl): New.
5932 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
5933 * c-objc-common.c (c_warn_unused_global_decl): New.
5934 * c-tree.h (c_warn_unused_global_decl): Declare.
5935 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
5937 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
5939 * langhooks-def.h (lhd_set_decl_assembler_name,
5940 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
5941 (LANG_HOOKS_INITIALIZER): Update.
5942 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
5943 * langhooks.h (struct lang_hooks): New hook.
5944 * tree.c (set_decl_assembler_name): Move to langhooks.c.
5945 (lang_set_decl_assembler_name): Remove.
5946 (init_obstacks): Don't set hook.
5947 (decl_assembler_name): New function.
5948 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
5949 (decl_assembler_name): New.
5950 (lang_set_decl_assembler_name): Remove.
5952 2002-04-03 Jakub Jelinek <jakub@redhat.com>
5954 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
5955 works properly with .hidden symbols.
5956 * configure: Rebuilt.
5957 * config.in: Rebuilt.
5958 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5959 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
5960 properly with .hidden symbols.
5962 2002-04-03 Jakub Jelinek <jakub@redhat.com>
5965 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
5968 2002-04-03 Richard Henderson <rth@redhat.com>
5971 * sched-rgn.c (sets_likely_spilled): New.
5972 (sets_likely_spilled_1): New.
5973 (add_branch_dependences): Use it.
5975 2002-04-02 Richard Henderson <rth@redhat.com>
5978 * loop.h (LOOP_FIRST_PASS): New.
5979 * loop.c (strength_reduce): Mind it when deciding to unroll.
5980 * toplev.c (rest_of_compilation): Set it.
5982 2002-04-02 David S. Miller <davem@redhat.com>
5984 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
5985 mems_ok_for_ldd_peep when the order of the loads being examined
5987 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
5988 existing comment to increase comprehension of this situation.
5990 2002-04-02 Zack Weinberg <zack@codesourcery.com>
5992 * config/sh/sh.md: Don't use union real_extract.
5994 2002-04-02 Richard Henderson <rth@redhat.com>
5996 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
5998 2002-04-02 David O'Brien <obrien@FreeBSD.org>
6000 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
6001 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
6002 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
6003 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
6004 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
6005 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
6006 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
6007 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
6008 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
6009 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
6010 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
6011 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
6012 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
6013 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
6014 Include as many configury headers via tm_file as possible. This
6015 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
6016 * config/openbsd-oldgas.h: New file.
6017 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
6018 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
6019 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
6020 config/i386/i386-coff.h, config/i386/i386-interix.h,
6021 config/i386/iscdbx.h, config/i386/linux-aout.h,
6022 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
6023 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
6024 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
6025 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
6026 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
6027 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
6028 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
6029 config/i386/vxi386.h: Do not directly include configury headers.
6030 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
6031 Directly include configury headers that are no longer automatically
6032 included by the above headers.
6033 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
6034 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
6035 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
6036 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
6037 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
6038 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
6039 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
6040 (TARGET_VERSION): Define.
6041 * config/i386/beos-elf.h, config/i386/freebsd.h,
6042 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
6043 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
6044 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
6045 config/i386/sco5.h, config/i386/sysv4.h
6046 (TARGET_VERSION): Do not need to protect.
6047 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
6048 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
6049 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
6050 config/i386/i386-interix.h, config/i386/linux-aout.h,
6051 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
6052 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
6053 (YES_UNDERSCORES): Do not define - not needed.
6054 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
6055 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
6056 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
6057 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
6058 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
6059 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
6060 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
6061 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
6063 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
6064 Richard Henderson <rth@redhat.com>
6067 * function.c (assign_temp): Accept either type or decl argument.
6068 Detect variables whose size is too large to fit into an integer.
6069 * stmt.c (expand_decl): Pass the decl, not the type.
6071 2002-04-02 David O'Brien <obrien@FreeBSD.org>
6073 * protoize.c: Match include directory usage with cppdefault.c.
6075 2002-04-03 Jeffrey A Law (law@redhat.com)
6076 Hans-Peter Nilsson <hp@bitrange.com>
6078 * combine.c (simplify_comparison): Avoid narrowing a comparison
6079 with a paradoxical subreg when doing so would drop signficant bits.
6081 2002-04-02 Steve Ellcey <sje@cup.hp.com>
6083 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
6084 if POINTERS_EXTEND_UNSIGNED is defined.
6086 2002-04-02 Richard Henderson <rth@redhat.com>
6089 * local-alloc.c (contains_replace_regs): LO_SUM may contain
6092 2002-04-02 Richard Henderson <rth@redhat.com>
6094 * doc/standards.texi: Document required freestanding libc entry points.
6096 2002-04-02 Alan Modra <amodra@bigpond.net.au>
6098 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
6099 associated splitter. Remove MQ constraint.
6100 (ctrdi_internal4): Correct CCmode clobber.
6102 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6104 * milli64.S ($$dyncall): New function.
6105 * t-linux (LIB1ASMFUNCS): Revise module list.
6106 (LIB1ASMSRC): Use pa/milli64.S.
6108 2002-04-02 Richard Henderson <rth@redhat.com>
6110 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
6111 rename solaris_sys_varargs_h.
6113 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6115 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
6116 the same mode as its component.
6118 2002-04-02 Richard Henderson <rth@redhat.com>
6121 * final.c (this_is_asm_operands): Export.
6122 * output.h (this_is_asm_operands): Declare.
6123 * config/i386/i386.c (print_operand): Error odd asm operands.
6125 2002-04-02 Richard Henderson <rth@redhat.com>
6128 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
6130 2002-04-01 Richard Henderson <rth@redhat.com>
6133 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
6134 * fixinc/fixincl.x: Rebuild.
6136 2002-04-01 Richard Henderson <rth@redhat.com>
6138 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
6139 (atomic_alloc, atomic_free): New.
6140 (SIZE, MASK_FOR, PTR_IN): New.
6141 (emergency_reg_state, emergency_reg_state_free): New.
6142 (emergency_labeled_state, emergency_labeled_state_free): New.
6143 (reg_state_alloced, labeled_state_alloced): New.
6144 (alloc_reg_state, free_reg_state): New.
6145 (alloc_label_state, free_label_state, free_label_states): New.
6146 (push, pop, dup_state_stack, free_state_stack): Use them.
6147 (desc_label_state): Likewise.
6148 (uw_frame_state_for): Free label states and state stack.
6149 (uw_update_reg_address): Eliminate warnings.
6151 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
6153 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
6154 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
6156 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
6158 * c-decl.c (grokdeclarator): Update.
6159 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
6160 * c-tree.h (c_mark_addressable): New.
6161 * c-typeck.c (default_function_array_conversion, build_unary_op,
6162 build_array_ref, convert_for_assignment): Update.
6163 (mark_addressable): Rename.
6164 * calls.c (try_to_integrate, expand_call): Use langhook.
6165 * expr.c (expand_expr): Use langhook.
6166 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
6167 * langhooks.h (struct lang_hooks): New hook.
6168 * stmt.c (expand_asm_operands): Use langhook.
6169 * tree.h (mark_addressable): Remove.
6171 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
6173 2002-04-01 Bob Wilson <bob.wilson@acm.org>
6175 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
6178 2002-04-01 Bob Wilson <bob.wilson@acm.org>
6180 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
6181 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
6183 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
6185 * c-common.c (unsigned_conversion_warning, convert_and_check,
6186 unsigned_type, signed_type, shorten_compare,
6187 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
6188 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
6189 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
6191 * c-decl.c (grokdeclarator): Update.
6192 * c-format.c (check_format_types): Update.
6193 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
6194 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
6195 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
6196 * convert.c (convert_to_integer): Use new hooks.
6197 * expmed.c (make_tree): Use new hooks.
6198 * expr.c (store_expr): Use new hooks.
6199 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
6200 all_ones_mask_p, unextend, fold): Use new hooks.
6201 * langhooks.h (struct lang_hooks_for_types): New hooks.
6202 * tree.h (signed_or_unsigned_type, signed_type,
6203 unsigned_type): Remove.
6205 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
6206 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
6208 2002-03-31 Richard Henderson <rth@redhat.com>
6210 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
6211 (desc_frgr_mem): Fix reference to f16-f31.
6213 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6215 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
6216 RTVEC_ELT): Const-ify.
6217 * varray.h (VARRAY_CHECK): Const-ify.
6218 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
6219 ggc_mark_rtvec, ggc_mark): Const-ify.
6221 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
6223 * diagnostic.c: Include langhooks-def.h.
6224 * Makefile.in (diagnostic.o): Update.
6226 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
6228 * c-common.c (c_unsafe_for_reeval): Rename.
6229 * c-common.h (c_unsafe_for_reeval): Rename.
6230 * c-decl.c (finish_incomplete_decl): Rename.
6231 (c_init_decl_processing): Don't set langhook.
6232 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
6233 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
6234 * c-objc-common.c (c_objc_common_init): Don't set langhook.
6235 * c-tree.h (finish_incomplete_decl): Rename.
6236 * langhooks-def.h (lhd_unsafe_for_reeval): New.
6237 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
6238 (LANG_HOOKS_INITIALIZER): Update.
6239 * langhooks.c (lhd_unsafe_For_reeval): New.
6240 * langhooks.h (struct langhooks): New hooks.
6241 * toplev.c (incomplete_decl_finalize_hook): Remove.
6242 (wrapup_global_declarations): Update.
6243 * tree.c (lang_unsafe_for_reeval): Remove.
6244 (unsafe_for_reeval): Update.
6245 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
6248 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
6249 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
6251 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
6253 * diagnostic.c (print_error_function): Remove.
6254 (default_print_error_function): Rename.
6255 (report_error_function): Update.
6256 * diagnostic.h (print_error_function): Remove.
6257 (default_print_error_function): Remove.
6258 * langhooks-def.h (struct diagnostic_context): Predeclare.
6259 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
6260 (LANG_HOOKS_INITIALIZER): Update.
6261 * langhooks.h (struct diagnostic context): Predeclare.
6262 (struct lang_hooks): New hook.
6264 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6266 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
6267 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
6269 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
6270 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
6271 of PIC_OFFSET_TABLE_REGNUM thruout.
6272 * config/rs6000/rs6000.md: Likewise.
6273 * config/rs6000/darwin.h: Likewise.
6275 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6277 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
6278 unsigned HOST_WIDE_INT, not unsigned int.
6280 2002-03-31 Jakub Jelinek <jakub@redhat.com>
6282 PR middle-end/6096, middle-end/6098, middle-end/6099
6283 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
6285 (fill_slots_from_thread): Likewise.
6287 2002-03-31 Jakub Jelinek <jakub@redhat.com>
6289 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
6290 floating fields in float regs.
6291 (function_arg_record_value_2): Likewise.
6293 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
6295 * config/mmix/mmix.md (define_constants): Remove misleading
6296 FIXME. Add MMIX_fp_rO_OFFSET.
6297 ("nonlocal_goto_receiver"): Don't have stack-frame address of
6298 saved rO as part of the pattern. Remove FIXME.
6299 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
6300 here, at output-time.
6302 2002-03-31 Jakub Jelinek <jakub@redhat.com>
6305 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
6307 (output_v9branch): Likewise.
6309 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
6311 * gcc.c: Revert previous patch for now.
6312 * config/i386/djgpp.h: Likewise.
6314 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
6316 * config/mmix/crti.asm (_init): Register _fini with atexit.
6317 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
6319 2002-03-31 Richard Henderson <rth@redhat.com>
6322 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
6323 (ASM_OUTPUT_DEF_FROM_DECLS): New.
6325 2002-03-31 Richard Henderson <rth@redhat.com>
6327 * libgcc2.c (__bb_exit_func): Make static.
6329 * config/alpha/alpha.md (trap): New.
6331 2002-03-31 Richard Henderson <rth@redhat.com>
6333 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
6334 promoted argument types; build trap.
6335 (expand_builtin_trap): New.
6336 (expand_builtin): Use it.
6337 * stmt.c (expand_nl_goto_receivers): Likewise.
6338 * expr.h (expand_builtin_trap): Declare.
6339 * libfuncs.h (LTI_abort, abort_libfunc): New.
6340 * optabs.c (init_optabs): Init abort_libfunc.
6342 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
6344 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
6345 (LINK_COMMAND_SPEC): ... from here.
6346 (init_gcc_specs): Duplicate it here too, omitting
6347 shared_name in the second copy.
6348 (init_spec): Test for duplicate
6349 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
6351 2002-03-30 David S. Miller <davem@redhat.com>
6353 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
6354 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
6356 2002-03-30 Roger Sayle <roger@eyesopen.com>
6357 Richard Henderson <rth@redhat.com>
6359 * regmove.c (combine_stack_adjustments_for_block): Avoid
6360 emitting a stack adjustment of zero bytes. Let delete_insn
6363 2002-03-30 Richard Henderson <rth@redhat.com>
6365 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
6366 (sparc_emitting_epilogue): New.
6367 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
6368 * config/sparc/sparc-protos.h: Update.
6369 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
6370 (TARGET_SWITCHES): Update.
6371 * config/sparc/sparc.md (return): Remove.
6372 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
6373 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
6374 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
6375 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
6376 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
6377 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
6378 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
6379 Remove MASK_EPILOGUE.
6380 * doc/invoke.texi: Update.
6382 2002-03-30 Daniel Berlin <dan@dberlin.org>
6384 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
6385 CPP will start the file for us.
6387 2002-03-30 Richard Henderson <rth@redhat.com>
6390 * config/ia64/ia64.c (group_barrier_needed_p): Special case
6391 prologue_allocate_stack.
6392 (ia64_single_set): Use insn codes for recognition of special
6393 cases, not rtl matching.
6394 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
6396 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
6398 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
6400 2002-03-30 Richard Henderson <rth@redhat.com>
6403 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
6404 or -fomit-frame-pointer with profiling.
6405 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6406 (FUNCTION_PROFILER): Do nothing.
6407 (PROFILE_HOOK): New.
6408 * config/sparc/sparc.c (sparc_override_options): Don't check
6409 code models for profiling.
6410 (sparc_function_profiler): Remove.
6411 (sparc_profile_hook): New.
6412 * config/sparc/sparc-protos.h: Update.
6414 2002-03-30 Jakub Jelinek <jakub@redhat.com>
6416 PR optimization/6086
6417 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
6418 of SUBREG of volatile MEM or because the MEM was mode dependent,
6419 return CLOBBER instead of unmodified SUBREG.
6421 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
6423 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
6424 when not optimizing.
6426 * toplev.c (rest_of_compilation): Cann mark_constant_function
6427 only when optimizing.
6429 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
6432 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
6433 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
6434 (try_optimize_cfg): clear all AUX fields.
6436 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
6437 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
6438 (ix86_address_cost): Be prepared for SUBREGed registers.
6439 (legitimate_address_p): Accept SUBREGed registers.
6441 2002-03-29 Richard Henderson <rth@redhat.com>
6444 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
6446 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6448 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
6449 for aggregate and TFmode types.
6451 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
6453 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
6455 2002-03-29 Richard Henderson <rth@redhat.com>
6458 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
6459 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
6461 2002-03-29 Richard Henderson <rth@redhat.com>
6464 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
6465 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
6466 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
6467 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
6469 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
6471 2002-03-29 Dale Johannesen <dalej@apple.com>
6473 * loop.c (combine_movables): Do allow combination of pseudos.
6475 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
6477 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
6478 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
6479 No functional change except ...
6480 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
6481 * doc/install.texi (*-*-freebsd*): Document port configuration.
6483 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
6485 * Makefile.in (convert.o, calls.o, expmed.o): Update.
6486 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
6488 * builtin-types.def (BT_PTRMODE): Update.
6489 * c-common.c (type_for_size): Rename c_common_type_for_size.
6490 (type_for_mode): Similarly.
6491 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
6493 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
6494 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
6495 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
6497 * c-typeck.c (common_type, comptypes, default_conversion):
6499 * calls.c: Include langhooks.h.
6500 (emit_library_call_value_1): Use new hooks. Avoid redundant
6502 * convert.c: Include langhooks.h
6503 (convert_to_pointer, convert_to_integer): Use new hooks.
6504 * except.c (init_eh): Similarly.
6505 * expmed.c: Include langhooks.h.
6506 (expand_mult_add): Use new hooks.
6507 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
6508 try_casesi): Similarly.
6509 * fold-const.c (optimize_bit_field_compare, make_range,
6510 decode_field_reference, fold_truthop, fold): Similarly.
6511 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
6512 put_var_into_stack): Similarly.
6513 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
6514 LANG_HOOKS_TYPE_FOR_SIZE): New.
6515 (LANG_HOOKS_TYPES_INITIALIZER): Update.
6516 * langhooks.h (lang_hooks_for_types): New hooks.
6517 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
6518 * tree.c (get_unwidened, get_narrower): Similarly.
6519 * tree.h (type_for_mode, type_for_size): Remove.
6520 * varasm.c (force_const_mem): Use new hooks.
6521 * utils2.c (nonbinary_modular_operation): Update.
6523 * objc-act.c (handle_impent): Update.
6524 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
6527 2002-03-29 Steve Ellcey <sje@cup.hp.com>
6529 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
6530 * config/ia64/ia64.c (basereg_operand): New.
6531 * config/ia64/ia64-protos.h (basereg_operand): Declare.
6532 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
6534 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
6536 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
6537 unwind information when frame_pointer_needed.
6538 (mmix_assemble_integer): Tweak wording in comment.
6540 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
6542 * Makefile.in (except.o): Update.
6543 * except.c: Include langhooks.h.
6544 (init_eh): Use langhook.
6545 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
6546 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
6547 (LANG_HOOKS_INITIALIZER): Update.
6548 * langhooks.h (lang_hooks_for_types): New.
6549 (struct lang_hooks): Add it.
6550 * tree.c (make_lang_type_fn, make_lang_type): Remove.
6551 * tree.h (make_lang_type_fn, make_lang_type): Remove.
6553 * alpha/alpha.c: Include langhooks.h.
6554 (alpha_build_va_list): Use langhook.
6555 * d30v/d30v.c: Include langhooks.h.
6556 (d30v_build_va_list): Use langhook.
6557 * i386/i386.c: Include langhooks.h.
6558 (ix86_build_va_list): Use langhook.
6559 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
6560 * s390/s390.c: Include langhooks.h.
6561 (s390_build_va_list): Use langhook.
6562 * stormy16/stormy16.c: Include langhooks.h.
6563 (stormy16_build_va_list): Use langhook.
6565 2002-03-29 Jakub Jelinek <jakub@redhat.com>
6568 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
6570 (length): Compute variable length for branches/calls/jumps here.
6571 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
6572 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
6573 define branch_type attribute.
6574 (divsi3_sp32): Maximum length is 6 not 7.
6575 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
6576 call_address_untyped_struct_value_sp32,
6577 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
6578 * config/sparc/sparc.c (empty_delay_slot): New function.
6579 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
6580 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
6582 2002-03-29 Jakub Jelinek <jakub@redhat.com>
6584 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
6585 nonzero_bits if not needed.
6586 (nonzero_bits) [XOR]: Likewise.
6587 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
6588 reg_last_set_mode and mode are both MODE_INT, but not equal.
6589 (record_value_for_reg): Compute reg_last_set_nonzero_bits
6590 in nonzero_bits_mode for MODE_INT modes.
6592 2002-03-28 Richard Henderson <rth@redhat.com>
6595 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
6596 to GAS. Correct drift between alternatives.
6598 2002-03-28 Richard Henderson <rth@redhat.com>
6601 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
6603 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
6605 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
6606 emulation to the linker.
6608 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
6610 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
6611 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
6613 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
6615 * combine.c (simplify_and_const_int): Make sure to apply mask
6616 when force_to_mode returns a constant integer. PR3311.
6618 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6620 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
6622 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6624 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
6625 and Objective-C Dialect Options.
6627 2002-03-28 Richard Henderson <rth@redhat.com>
6629 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
6630 comparison should be done vs !=0 not >0 return code. Tidy cases.
6632 2002-03-28 Richard Henderson <rth@redhat.com>
6634 * c-decl.c (finish_function): New arg can_defer_p. Pass it
6635 on to c_expand_body.
6636 * c-tree.h (finish_function): Update decl.
6637 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
6639 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
6641 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
6643 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
6645 * rtlanal.c: Include flags.h
6646 (may_trap_p): Do not mark FP operations if trapping
6647 if !flag_trapping_math
6648 * Makefile.in (rtlanal.o): Add dependency on flag.h
6649 * ifcvt.c (noce_operand_ok): Avoid the lameness.
6651 2002-03-27 Zack Weinberg <zack@codesourcery.com>
6653 * mips.md: Use dconst1, not 1.0, as first argument of
6654 REAL_VALUE_LDEXP. Don't use union real_extract.
6656 2002-03-28 Alan Modra <amodra@bigpond.net.au>
6658 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
6659 rather than $target. Heed program_prefix and
6660 program_transform_name. Search for gas in cross-compiler case too.
6661 "test -x" rather than "test -f".
6662 (gcc_cv_ld): Likewise.
6663 (gcc_cv_nm): Heed program_prefix and program_transform_name.
6664 (gcc_cv_objdump): Likewise.
6665 * configure: Regenerate.
6667 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6669 * Makefile.in (attribs.o): Update.
6670 * attribs.c: Include langhooks.h.
6671 (decl_attributes): Use langhook.
6672 * c-decl.c (insert_default_attributes): Rename.
6673 * c-tree.h (c_insert_default_attributes): New.
6674 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
6675 (LANG_HOOKS_INITIALIZER): Update.
6676 * langhooks.h (struct lang_hooks): New hook.
6677 * tree.h (insert_default_attributes): Remove.
6679 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
6681 2002-03-27 Andreas Schwab <schwab@suse.de>
6683 * config/i386/i386.c (classify_argument): Also check for
6686 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6688 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
6691 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
6693 * i960.md (ret): Set PC.
6694 (nonlocal_goto): Fix expander.
6695 * builtins.c (epxand_builin_longjmp): Check that we've emitted
6698 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
6700 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
6703 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6705 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
6706 assigning to BLOCK_FOR_INSN directly.
6708 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
6710 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
6712 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6714 * c-common.c (c_expand_expr): Fix prototype.
6715 * c-common.h (c_expand_expr): Always declare, update.
6716 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
6717 * c-objc-common.c (c_objc_common_init): No global hook.
6718 * expr.c (expand_expr): Use langhook.
6719 * expr.h (enum expand_modifier): Conditionally declare.
6720 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
6721 (LANG_HOOKS_INITIALIZER): Update.
6722 * langhooks.c (lhd_expand_expr): New.
6723 * langhooks.h (struct lang_hooks): New hook.
6724 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
6725 (lang_independent_init): Don't default hook.
6727 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
6729 2002-03-27 Richard Henderson <rth@redhat.com>
6732 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
6733 TARGET_CONST_GP. Simplify conditions.
6735 2002-03-27 Richard Henderson <rth@redhat.com>
6737 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
6738 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
6739 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
6741 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
6743 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
6744 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
6745 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
6746 Remove unnecessary masks.
6747 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
6748 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
6749 -mwindows, -mdll switches and their negations.
6751 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6753 * gcc-common.c (lang_mark_false_label_stack): Remove.
6754 * ggc.h (lang_mark_false_label_stack): Similarly.
6756 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
6758 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
6760 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
6761 or __rtems_ is defined.
6763 2002-03-26 Richard Henderson <rth@redhat.com>
6765 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
6766 if a non-trivial load was emitted.
6767 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
6768 in high+extra+low case.
6770 2002-03-26 Richard Henderson <rth@redhat.com>
6772 * config.gcc (sparc*-solaris): Use float_format=sparc.
6774 2002-03-26 Richard Henderson <rth@redhat.com>
6776 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
6777 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
6778 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
6779 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
6780 (WINT_TYPE_SIZE): Fix at 32.
6782 2002-03-26 Richard Henderson <rth@redhat.com>
6784 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
6785 until after eh landing pad generation.
6786 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
6787 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
6789 2002-03-26 Richard Henderson <rth@redhat.com>
6791 * expr.h (ADD_PARM_SIZE): One more convert for INC.
6793 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
6795 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
6796 and warning switches.
6797 (cc1_options): Likewise.
6799 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
6801 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
6802 Restore more of the signal context. Set no_reg_stack_frame.
6803 * config/ia64/unwind-ia64.c (unw_state_record):
6804 Add no_reg_stack_frame, comments.
6805 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
6806 (uw_update_context): Adjust bsp when unwinding from leaf,
6807 but not signal frame.
6809 2002-03-26 David Edelsohn <edelsohn@gnu.org>
6811 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
6813 2002-03-26 Bob Wilson <bob.wilson@acm.org>
6815 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
6817 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
6820 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
6821 "Add a pool_range attribute", which was lost during the ARM/Thumb
6824 2002-03-26 Bob Wilson <bob.wilson@acm.org>
6826 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
6827 a register into the MAC16 accumulator.
6829 2002-03-26 Andrew Cagney <ac131313@redhat.com>
6831 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
6832 (Warning Options): Document -Wswitch-enum.
6833 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
6835 (warn_switch_enum): Define variables.
6836 * flags.h (warn_switch_enum): Declare variables.
6837 * stmt.c (expand_end_case_type): When warn_switch_enum /
6838 -Wswitch-enum, perform switch checks.
6841 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
6843 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
6844 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
6845 (reload_muladdsi_compare0_scratch): Delete.
6847 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
6849 * doc/install.texi (*-*-freebsd*): Update.
6851 2002-03-26 Richard Henderson <rth@redhat.com>
6853 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
6854 (SUB_PARM_SIZE): Cast DEC to ssizetype.
6856 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
6857 types from the normal argument frame.
6859 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
6860 variable sized objects by reference.
6861 (sparc_va_arg): Receive them by reference too.
6863 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
6865 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
6866 code to not restoring global registers.
6868 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
6870 * Makefile.in (ggc-common.o): Update.
6871 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
6872 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
6873 * c-tree.h (c_mark_tree): New.
6874 * ggc-common.c: Include langhooks.h.
6875 (gcc_mark_trees): Use new langhook.
6876 * ggc-callbacks.c: Delete file.
6877 * ggc.h (lang_mark_tree): Remove.
6878 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
6879 (LANG_HOOKS_INITIALIZER): Update.
6880 * langhooks.h (struct lang_hooks): New hook.
6882 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
6884 2002-03-25 Zack Weinberg <zack@codesourcery.com>
6886 * doc/cpp.texi: Exclude entire Top node from printed manual.
6887 Move option index after directive index. Insert page breaks
6888 before GFDL and concept index. Index environment variables
6889 with command line options.
6890 * doc/cppenv.texi: Use @vtable for environment variable list.
6891 Add paragraph explaining semantics of empty elements in path
6892 variables. Exclude a cross-reference to Fishkill from the
6893 manpage. Remove an unnecessary cross-reference of the entry
6894 right above the referer. Don't use @anchor in text that goes
6896 * doc/cppopts.texi: Cross-reference the environment variables
6897 section, not the specific environment variable, for consistency.
6899 2002-03-25 Richard Henderson <rth@redhat.com>
6901 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
6902 anywhere in the block. Don't refer to insns that have been
6903 removed from the chain. Iterate backward through the new insns.
6904 Don't refer to edges that have been removed.
6906 2002-03-26 Alan Modra <amodra@bigpond.net.au>
6908 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
6909 test for overflow of constant.
6911 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
6914 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
6915 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
6916 these patterns on arm_archv4.
6918 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
6920 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
6923 2002-03-25 Zack Weinberg <zack@codesourcery.com>
6925 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
6926 float_handled, float_handler, float_signal, set_float_handler,
6927 and do_float_handler. Set handler for SIGFPE to crash_signal.
6928 * toplev.h: Don't prototype do_float_handler.
6930 * c-lex.c: Fold parse_float into lex_number. Make warning
6931 about portability of hex float constants more informative, and
6932 don't issue it on top of a syntax error.
6933 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
6935 * real.h: Define REAL_VALUE_ABS here...
6936 * simplify-rtx.c: ... not here. Fold check_fold_consts,
6937 simplify_unary_real, simplify_binary_real, and
6938 simplify_binary_is2orm1 into their callers.
6939 * tree.c: Fold build_real_from_int_cst_1 into caller.
6941 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
6943 * tsystem.h: Include float.h here...
6944 * libgcc2.c: ... not here.
6946 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
6948 Fixes for: PR bootstrap/3591, target/5676
6949 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
6950 defined. Do not disable exceptions or rtti.
6951 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
6952 mcore.h. Disable exceptions and rtti, since they are not
6955 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
6957 * c-decl.c (maybe_build_cleanup): Remove.
6958 * expr.c (expand_expr): Use langhook.
6959 * langhooks-def.h (lhd_return_null_tree,
6960 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
6961 (LANGHOOKS_INITIALIZER): Update.
6962 * langhooks.c (lhd_return_null_tree): New.
6963 * langhooks.h (struct lang_hooks): New hook.
6964 * tree-inline.c (initialize_inlined_parameters): Use langhook.
6965 * tree.h (maybe_build_cleanup): Remove.
6967 2002-03-25 Jakub Jelinek <jakub@redhat.com>
6969 * regrename.c (build_def_use): Move recog_memoized
6970 before extract_insn.
6972 2002-03-25 Jakub Jelinek <jakub@redhat.com>
6975 * expr.c (emit_group_store): Handle storing into CONCAT.
6977 2002-03-25 Jakub Jelinek <jakub@redhat.com>
6979 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
6980 corresponding MATCH_DUP.
6982 2002-03-24 Richard Henderson <rth@redhat.com>
6984 * unroll.c (unroll_loop): Zero label_map.
6986 * gcse.c: Include except.h.
6987 * Makefile.in (gcse.o): Update.
6989 2002-03-24 Richard Henderson <rth@redhat.com>
6991 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
6992 Do resolve_unique_section before shared data clause.
6994 2002-03-24 Richard Henderson <rth@redhat.com>
6996 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
6998 2002-03-24 Richard Henderson <rth@redhat.com>
7000 * recog.c (peephole2_optimize): Split blocks when EH insns are
7001 generated in the middle of a block. Do global life update if
7004 2002-03-24 Richard Henderson <rth@redhat.com>
7006 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
7008 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
7011 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
7012 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
7013 (init_dependency_output): Don't make no_output decision here.
7015 2002-03-24 Andrew Cagney <ac131313@redhat.com>
7017 * stmt.c (check_for_full_enumeration_handling): Remove tests of
7018 warn_switch. Update description.
7019 (expand_end_case_type): Call check_for_full_enumeration_handling
7022 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7024 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
7025 (m68hc11_split_move): Call it to see if the source and destination
7026 operands use the same direction auto inc/dec mode, otherwise make the
7027 source an offsetable memory operand and generate an add.
7029 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7031 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
7032 register for operand 2.
7033 ("*subsi3_zero_extendqi"): Likewise.
7034 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
7035 bits so that it is compatible with a pop.
7036 ("*andhi3_gen"): Likewise.
7037 ("xorhi3"): Likewise.
7039 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
7041 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
7043 (cpp_post_options): ... not here.
7045 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
7046 Aldy Hernandez <aldyh@redhat.com>
7048 Removal of separate preprocessor cpp0.
7050 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
7051 cpp0, install-common): Update.
7052 * c-common.c (flag_preprocess_only): New.
7053 (c_common_init): Preprocess for -E.
7054 * c-common.h (flag_preprocess_only): New.
7055 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
7056 * c-objc-common.c (c_init_decl_processing): Exit quickly
7057 for NULL return from c_common_init.
7058 * cpplib.h (cpp_preprocess_file): New.
7059 * cppmain.c (main, general_init, pfile, progname): Remove.
7060 (do_preprocessing): Rename cpp_preprocess_file, don't call
7061 cpp_finish. Don't close stdout here.
7062 (setup_callbacks): Update prototype.
7063 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
7065 * tradcpp.c (main): Ignore -quiet.
7067 * lang-specs.h (default_compilers): Preprocess with cc1obj.
7069 2002-03-24 Richard Henderson <rth@redhat.com>
7071 PR optimization/5742
7072 * machmode.def: Add inner mode field to complex modes.
7073 * config/mips/mips.c (mips_function_value): Always define. Add
7074 new argument to handle libcalls.
7075 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
7076 (FUNCTION_VALUE): Likewise.
7077 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
7078 * config/mips/mips-protos.h: Update.
7080 2002-03-23 Richard Henderson <rth@redhat.com>
7082 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
7083 * config/sparc/sparc-protos.h: Update.
7084 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
7086 2002-03-23 Richard Henderson <rth@redhat.com>
7088 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
7089 _start or _init begins the text segment.
7091 2002-03-23 David Edelsohn <edelsohn@gnu.org>
7093 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
7094 not HOST_WIDEST_INT.
7095 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
7097 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
7100 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
7101 operand argument to output_return_instruction.
7102 * arm.c (arm_print_operand, case 'd'): If the operand is
7103 const_true_rtx then just return.
7104 (arm_print_operand, case 'D'): If the operand is const_true_rtx
7107 2002-03-23 Andrew Cagney <ac131313@redhat.com>
7109 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
7110 (Warning Options): Document -Wswitch-default.
7111 * toplev.c (W_options): Add -Wswitch-default. Update comment on
7113 (warn_switch_default): Define variable.
7114 (warn_switch): Update comment.
7115 * flags.h (warn_switch_default): Declare variable.
7116 (warn_switch): Update comment.
7117 * stmt.c (expand_end_case): Check for and, when
7118 warn_switch_no_default, warn of a missing default case.
7120 2002-03-23 Alan Modra <amodra@bigpond.net.au>
7122 * real.h (N): Special case 128 bit doubles.
7124 * combine.c (simplify_comparison): When widening modes, ignore
7125 sign extension on CONST_INTs.
7127 2002-03-22 Bob Wilson <bob.wilson@acm.org>
7129 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
7130 passed to adjust_address. Fix comment formatting.
7133 2002-03-22 Zack Weinberg <zack@codesourcery.com>
7135 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
7136 Always make REAL_VALUE_TYPE a struct containing an array of
7137 HOST_WIDE_INT, not a double. Tidy up the code deciding how
7138 big it is. Don't declare or use union real_extract.
7140 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
7141 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
7142 (print_operand), config/arm/arm.c (output_move_double),
7143 config/arm/arm.md (consttable_4, consttable_8),
7144 config/romp/romp.c (output_fpops), config/s390/s390.h
7145 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
7146 (xtensa_output_literal): Don't use union real_extract.
7148 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
7149 (sfmode_constant_to_ulong), config/ns32k/merlin.h
7150 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
7151 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
7152 (PRINT_OPERAND): Don't use local version of union
7155 * config/convex/convex.c (check_float_value), config/vax/vax.c
7156 (vax_float_literal), config/m88k/m88k.md (divdf3),
7157 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
7158 config/pdp11/pdp11.c (output_move_quad): Don't do host
7159 arithmetic on target floating point quantities.
7161 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
7162 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
7164 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
7165 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
7167 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
7168 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
7170 * print-rtl.c (print_rtx): Disable code which needs
7171 floating-point emulator.
7172 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
7173 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
7174 depending on HOST_FLOAT_FORMAT to be defined properly.
7176 * config/1750a/1750a.c (get_double, float_label): Delete.
7177 (print_operand): Delete huge commented-out chunk. Use
7178 REAL_VALUE_TO_DECIMAL.
7179 * config/1750a/1750a-protos.h: Delete prototypes of deleted
7181 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
7183 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
7184 Use REAL_VALUE_TO_DECIMAL as ELF version does.
7185 * config/m88k/m88k.c (real_power_of_2_operand,
7186 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
7187 real_extract out of the union; run the input through
7188 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
7189 from that into the union.
7190 * config/pdp11/pdp11.c (output_move_double): Rearrange
7191 parentheses to make automatic indenter happy.
7193 * doc/tm.texi (Cross-compilation): Rename node to "Floating
7194 Point" and rewrite to describe current situation. Also adjust
7195 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
7197 * doc/rtl.texi: Adjust cross reference.
7199 2002-03-22 Bob Wilson <bob.wilson@acm.org>
7201 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
7202 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
7203 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
7204 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
7205 prevent use of sp as a reload register.
7206 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
7207 non_acc_reg_operand.
7208 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
7209 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
7210 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7211 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
7213 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
7215 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
7216 * cpplex.c (unterminated): Delete.
7217 (parse_string): No string literal may extend over multiple
7218 lines. Suppress the error when preprocessing assembly.
7219 * cppmain.c (scan_translation_unit): Strings are single-line.
7221 * doc/cpp.texi: Update to match.
7223 2002-03-22 Jakub Jelinek <jakub@redhat.com>
7225 PR optimization/5854
7226 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
7228 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
7229 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
7230 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
7231 const0 if scratch register was not allocated.
7232 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
7233 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
7235 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
7236 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
7237 with GEN_INT (...) everywhere. Remove constraints in define_split
7239 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
7240 require scratch register for setting 0 into regs/non-pushable memory.
7242 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
7244 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
7245 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
7247 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
7249 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
7250 * cppinit.c (cpp_create_reader): On by default.
7251 (cpp_handle_option): Handle -W[no-]endif-labels.
7252 (cpp_post_options): Also enable if -pedantic.
7253 * cpplib.c (do_else): Use it.
7254 (do_endif): Likewise.
7255 * doc/cppopts.texi: Document new option.
7256 * doc/invoke.texi: Document new option.
7258 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
7260 * config/i386/i386.c, config/i386/i386.md: Change all occurences
7261 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
7263 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
7265 * flow.c (calculate_global_regs_live): Clear aux fields of
7268 2002-03-22 Jakub Jelinek <jakub@redhat.com>
7270 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
7271 REG or MEM subregs, pass rtx * instead of rtx to it.
7272 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
7273 rtx * instead of rtx to alter_subreg.
7274 * config/m32r/m32r.c (gen_split_move_double): Likewise.
7275 * config/pj/pj.c (pj_output_rval): Likewise.
7277 2002-03-22 Richard Henderson <rth@redhat.com>
7280 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
7281 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
7282 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
7283 (ia64_expand_prologue): Look at int_regs, not words, for number
7284 of incomming int regs.
7286 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
7288 * expr.c (expand_expr): A RESULT_DECL is part of a call.
7290 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
7292 * toplev.c (flag_loop_optimize, flag_crossjumping):
7293 New static variables.
7294 (rest_of_compilation): Conditionalize crossjumping and
7296 (parse_options_and_default_flags): Default loop_optimize and
7298 (lang_independent_options): Add -fcrossjumping and -floop-optimize
7299 * invoke.texi (crossjumping, loop-optimize): Document.
7301 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
7303 * real.c (eiisneg): Move outside #ifdef NANS.
7305 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
7307 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
7308 frequencies match; avoid match on different loop depths.
7309 (try_crossjump_to_bb): Kill tests that no longer brings time
7311 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
7313 (split_edge): Likewise.
7315 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
7318 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
7319 * cfgrtl.c: Include insn-config.h
7320 (split_block) Dirtify block in presence of conditional execution
7322 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
7324 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
7325 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
7326 (function_arg): Constify CUMULATIVE_ARGS.
7327 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
7328 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
7329 (UNITS_PER_DOUBLE): New macro.
7330 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
7331 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
7332 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
7333 fp_regs and stack_words.
7334 (EABI_FLOAT_VARARGS_P): New macro.
7335 * config/mips/mips.c (struct mips_arg_info): New.
7336 (mips_arg_info): New function.
7337 (function_arg_advance): Use it. Add adjustment instructions here
7338 rather than in function_arg.
7339 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
7340 for VOIDmode at the beginning of the function.
7341 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
7342 (function_arg_pass_by_reference): Likewise.
7343 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
7344 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
7345 (mips_va_start): Likewise. Use the new stack_words field of
7346 CUMULATIVE_ARGS to set up overflow area. Reformat.
7347 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
7348 doubles and other types, aligning the overflow pointer for non-doubles
7349 too. Remove some code duplication. Replace hard-coded constants.
7351 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
7353 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
7354 (CLASS_UNITS): Undefine.
7355 (CLASS_MAX_NREGS): Use FP_INC.
7356 * config/mips/mips.c (compute_frame_size): Likewise.
7357 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
7359 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
7361 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
7362 prototype, and handle lexing numbers and identifiers.
7363 (parse_identifier): Update to new form of parse_slow.
7364 (parse_number): Fast path only, use parse_slow otherwise.
7365 (_cpp_lex_direct): Update calls to parse_number.
7367 2002-03-21 DJ Delorie <dj@redhat.com>
7369 * bb-reorder.c (make_reorder_chain_1): Protect against
7370 when redundant edges are omitted.
7371 * predict.c (dump_prediction): Likewise.
7373 2002-03-21 Richard Henderson <rth@redhat.com>
7376 * fixinc/inclhack.def (solaris_stdio_tag): New.
7377 * fixinc/fixincl.x: Regenerate.
7379 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
7382 * c-typeck.c (process_init_element): Flag non-static
7383 initialization of a flexible array member as illegal.
7385 2002-03-22 Alan Modra <amodra@bigpond.net.au>
7387 * config/rs6000/t-linux64: New.
7388 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
7389 t-ppccomm. Use t-rs6000 and t-linux64.
7390 (powerpc64-*-gnu* <tmake_file>): Likewise.
7391 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
7392 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
7393 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
7395 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
7397 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
7398 flag_really_no_inline instead of optimize == 0.
7400 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
7402 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
7404 * flags.h (flag_really_no_inline): New.
7406 * c-common.c (c_common_post_options): Initialize
7407 flag_really_no_inline.
7409 * toplev.c (flag_really_no_inline): New.
7411 2002-03-21 Jakub Jelinek <jakub@redhat.com>
7413 * config/avr/avr.md (length): Fix length computation for
7414 conditional branches.
7416 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
7418 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
7419 sdbout.o, profile.o): Update.
7420 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
7422 * c-common.h (gettags): Move here from tree.h.
7423 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
7424 insert_block, getdecls, kept_level_p, global_bindings_p): New.
7425 * dbxout.c (dbxout_init): Use getdecls langhook.
7426 * expr.c (expand_expr): Use insert_block langhook.
7427 * fold-const.c: Include langhooks.h.
7428 (fold_range_test, fold_binary_op_with_conditional_arg,
7429 fold): Use global_bindings_p langhook.
7430 * integrate.c (expand_inline_function): Use insert_block langhook.
7431 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
7432 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
7433 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
7434 LANG_HOOKS_GETDECLS): New.
7435 (LANG_HOOKS_INITIALIZER): Update.
7436 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
7438 * langhooks.h (struct lang_hooks_for_decls): New.
7439 (struct lang_hooks): Update.
7440 * profile.c: Include langhooks.h.
7441 (output_func_start_profiler): Use new langhooks.
7442 * sdbout.c: Include langhooks.h.
7443 (sdbout_init, sdbout_finish): Use getdecls langhook.
7444 * stmt.c: Include langhooks.h.
7445 (expand_fixup, fixup_gotos): Use new langhooks.
7446 * stor-layout.c: Include langhooks.h.
7447 (variable_size): Use global_bindings_p langhook.
7448 * toplev.c (compile_file): Use getdecls langhook.
7449 * tree-inline.c (remap_block): Use insert_block langhook.
7450 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
7451 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
7453 2002-03-21 Richard Henderson <rth@redhat.com>
7455 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
7456 constants in .data when -fpic.
7458 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7460 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
7463 2002-03-21 Tom Tromey <tromey@redhat.com>
7465 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
7467 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7469 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
7471 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
7473 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
7474 Richard Henderson <rth@redhat.com>
7477 * c-common.c (c_expand_expr): Preserve result of a statement
7478 expression if needed.
7480 2002-03-21 Jakub Jelinek <jakub@redhat.com>
7483 * genrecog.c (maybe_both_true_mode): Remove.
7484 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
7485 * machmode.def (Pmode): Likewise.
7487 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
7489 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
7490 (nonlocal_mentioned_p_1): New function.
7491 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
7492 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
7493 (mark_constant_function): Recognize pure functions.
7494 * rtl.h (global_reg_mentioned_p): New prototype.
7495 * rtlanal.c (global_reg_mentioned_p,
7496 global_reg_mentioned_p_1): New function.
7498 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7500 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
7502 * fixinc/fixincl.x: Regenerate.
7504 2002-03-20 Jason Merrill <jason@redhat.com>
7506 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
7508 2002-03-20 Michael Meissner <meissner@redhat.com>
7510 * doc/invoke.texi (Optimize Options): Document that -O2 sets
7513 2002-03-20 Bob Wilson <bob.wilson@acm.org>
7515 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
7516 ".literal_position" directive before the constant pool.
7518 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7520 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
7521 Add Craig Rodrigues.
7522 Add Brad Lucier to testers.
7524 2002-03-20 Jakub Jelinek <jakub@redhat.com>
7527 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
7529 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
7530 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
7531 instead of insn_extract.
7533 2002-03-20 Jakub Jelinek <jakub@redhat.com>
7536 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
7538 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
7539 stmt if some case has been output.
7541 2002-03-20 Jakub Jelinek <jakub@redhat.com>
7544 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
7545 movsfcc_1, movdfcc_1): Add %O2.
7546 * config/i386/i386.c (print_operand): Handle %ON.
7547 Print . before float condition codes in Sun as cmov syntax.
7548 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
7549 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
7552 2002-03-20 Philip Blundell <pb@nexus.co.uk>
7554 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
7555 return instruction if PC was popped.
7557 2002-03-20 Bob Wilson <bob.wilson@acm.org>
7559 * config/xtensa/xtensa.md: Remove unused type attributes.
7560 (adddi_carry, subddi_carry): Change type attribute to "multi".
7562 2002-03-19 Dale Johannesen <dalej@apple.com>
7564 PR optimization/5999, middle-end/5731
7565 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
7566 multiplications by reciprocals.
7568 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
7570 * Makefile.in: Update.
7571 * c-common.c: Include langhooks.h.
7572 (inline_forbidden_p): Use new hook.
7573 * diagnostic.c: Include langhooks.h.
7574 (format_with_decl, announce_function,
7575 default_print_error_function): Use new hook.
7576 * dwarf2out.c (dwarf2_name): Use new hook.
7577 * function.c: Include langhooks.h.
7578 (init_function_start): Use new hook.
7579 * langhooks-def.h (lhd_decl_printable_name): New.
7580 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
7581 (LANGHOOKS_INITIALIZER): Update.
7582 * langhooks.c (lhd_decl_printable_name): New.
7583 * langhooks.h (struct lang_hooks): New hook.
7584 * toplev.c (decl_name, decl_printable_name): Remove.
7585 (open_dump_file): Use new hook.
7586 (process_options): Remove old hook.
7587 * tree.h (decl_printable_name): Remove.
7589 * objc-act.c (objc_init): Remove old hook.
7590 (objc_printable_name): Export.
7591 * objc-act.h (objc_printable_name): New.
7592 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
7594 2002-03-19 Jim Blandy <jimb@redhat.com>
7596 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
7597 the start_source_file debug hook, not the current line number.
7599 2002-03-19 Richard Henderson <rth@redhat.com>
7601 * flow.c (EH_USES): Provide default.
7602 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
7603 * doc/tm.texi (EH_USES): New.
7605 * config/ia64/ia64.c (ia64_eh_uses): New.
7606 * config/ia64/ia64-protos.h: Update.
7607 * config/ia64/ia64.h (EH_USES): New.
7609 2002-03-19 Richard Henderson <rth@redhat.com>
7611 * varasm.c (output_constant_def): Fix stupid typo.
7613 2002-03-19 Richard Henderson <rth@redhat.com>
7616 * except.c (current_function_has_exception_handlers): New.
7617 * except.h: Declare it.
7618 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
7619 Combine tests that disable all sibcalls for the function.
7621 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
7623 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
7626 2002-03-19 Richard Henderson <rth@redhat.com>
7629 * config/ia64/ia64.c: Revert 2002-03-01 patch.
7630 * config/ia64/ia64.h (INIT_EXPANDERS): New.
7632 2002-03-19 Jim Blandy <jimb@redhat.com>
7634 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
7635 name, even if the replacement list contains no tokens, as required
7638 2002-03-19 Jason Merrill <jason@redhat.com>
7640 * varasm.c (globalize_decl): Get the name from the RTL, not
7641 DECL_ASSEMBLER_NAME.
7643 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
7645 2002-03-19 Bob Wilson <bob.wilson@acm.org>
7647 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
7648 subdi_carry): Define.
7650 2002-03-19 David Edelsohn <edelsohn@gnu.org>
7652 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
7653 about -fpic/-fPIC if extra_warnings set.
7655 2002-03-19 David Edelsohn <edelsohn@gnu.org>
7657 * expr.c (expand_expr): Sign-extend CONST_INT generated from
7658 TREE_STRING_POINTER.
7659 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
7661 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7663 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
7664 in favor of SP if FRAME_POINTER_REQUIRED is false.
7666 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
7668 * emit-rtl.c (gen_int_mode): New function.
7669 * rtl.h: Prototype for it.
7670 * combine.c (make_extraction, simplify_comparison), expmed.c
7671 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
7672 (convert_modes, store_field), optabs.c (expand_fix),
7673 simplify-rtx.c (neg_const_int, simplify_unary_real),
7675 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
7676 Use it instead of GEN_INT (trunc_int_for_mode (...)).
7678 2002-03-19 Jakub Jelinek <jakub@redhat.com>
7681 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
7682 convert_parm_for_inlining.
7683 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7685 * langhooks-def.h: Likewise.
7686 * objc/objc-lang.c: Likewise.
7687 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
7689 * tree-inline.c (initialize_inlined_parameters):
7690 Call convert_parm_for_inlining lang hook if needed.
7691 * c-typeck.c (c_convert_parm_for_inlining): New function.
7692 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
7694 2002-03-18 Mark Mitchell <mark@codesourcery.com>
7696 * calls.c (precompute_arguments): Do not assume that temporaries
7697 can be destroyed after expanding the argument.
7698 (expand_call): Likewise.
7700 2002-03-15 Eric Christopher <echristo@redhat.com>
7702 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
7703 Fix register preference on last change.
7704 * config/mips/mips.c (mips_return_in_memory): New function.
7705 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
7706 * config/mips/mips-protos.h: Declare.
7707 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
7708 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
7710 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
7712 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
7714 (anddi3, iorsi3): Likewise.
7716 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
7717 use %gprel for symbols that are going to be placed in linkonce
7720 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
7721 RETURN_ADDRESS_POINTER_REGNUM to $ra.
7722 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
7723 not needed. Disregard leaf_function_p().
7724 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
7725 mips16 frame pointer.
7726 * config/mips/mips.md (store ra): Only to small SP offsets.
7727 2001-08-22 Graham Stott <grahams@redhat.com>
7728 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
7729 return a REG rtx for the return address register.
7731 2002-03-18 Bob Wilson <bob.wilson@acm.org>
7733 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
7734 constant-pool addresses as "mode-dependent".
7735 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
7737 2002-03-18 Jakub Jelinek <jakub@redhat.com>
7740 * expr.c (emit_group_load): Use extract_bit_field if
7741 needed for CONCAT arguments.
7743 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
7746 * arm.md (tablejump): Make this a define_expand. For PIC add the
7747 offset to the base of the table.
7748 (thumb_tablejump): Matcher for Thumb tablejump insn.
7749 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
7750 as the difference of two labels.
7751 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
7752 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
7754 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
7755 * arm.c (get_jump_table_size): If the table is not in the text
7756 section, return zero.
7758 2002-03-18 Bernd Schmidt <bernds@redhat.com>
7760 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
7762 (arm_reload_out_hi): Use gen_lowpart instead of
7763 gen_rtx_SUBREG to access QImode components.
7764 * config/arm/arm.md: Disable zero_extend split for QImode
7765 subregs in BIG_ENDIAN mode.
7766 (storehi_bigend): Match use of least significant byte.
7767 (storeinthi): Remove extraneous SUBREG.
7768 Add missing construction of operands[2].
7769 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
7770 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
7771 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
7773 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
7775 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
7778 2002-03-17 Richard Henderson <rth@redhat.com>
7780 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
7783 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
7785 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
7786 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
7788 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7790 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
7792 * predict.c (estimate_bb_frequencies): Delete unused variables.
7794 2002-03-17 Richard Henderson <rth@redhat.com>
7796 * config/ia64/ia64.c (ia64_attribute_table): Move before
7797 targetm definition. Make static.
7799 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
7801 * c-common.h (yyparse, c_common_parse_file): New.
7802 * c-lang.c: Include c-common.h.
7803 (LANG_HOOKS_PARSE_FILE): Redefine.
7804 * c-lex.c: Include c-common.h.
7805 (yyparse): Rename c_common_parse_file. Call yyparse.
7806 * c-parse.in (yyparse): Remove macro.
7807 * c-tree.h (yyparse_1): Remove.
7808 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
7809 (LANG_HOOKS_INITIALIZER): Update.
7810 * langhooks.h (struct lang_hoooks): New hook parse_file.
7811 * toplev.c (compile_file): Use parse_file hook.
7812 * tree.h (yyparse): Remove.
7813 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
7815 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
7817 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
7818 float_truncate, not fix.
7819 ("*truncdfsf2_real"): Ditto.
7820 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
7822 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
7824 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
7826 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
7827 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
7828 where appropriate. Make the second reference to
7829 leaf_function_p a function call, as intended. Reindented.
7831 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
7832 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
7834 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
7835 add register to non-constant into sp.
7837 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
7838 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
7839 (mips16_gp_pseudo_rtx): Lose.
7840 (INIT_EXPANDERS): Deleted.
7841 * config/mips/mips.c (mips_init_machine_status): New.
7842 (mips_free_machine_status): New.
7843 (mips_mark_machine_status): New.
7844 (override_options): Set them.
7845 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
7846 (struct machine_function): ... new. Replaced all references.
7847 (mips_add_gc_roots): Don't mark them.
7848 (embedded_pic_fnaddr_reg): New, extracted from...
7849 (embedded_pic_offset): ... here.
7850 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
7853 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
7855 * cppinit.c: Revert -MD removal.
7857 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7859 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
7860 soft registers by default for 68HC12.
7861 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
7862 when compiling with -fomit-frame-pointer.
7863 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
7864 (expand_epilogue): Likewise.
7865 (m68hc11_gen_rotate): Use exg when rotating by 8.
7867 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7869 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
7870 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
7871 (splits): Remove unused add splits.
7872 ("*addhi3_68hc12"): Tune constraints.
7873 ("addhi_sp"): Try to use X instead of Y in all cases and if the
7874 constant fits in 8-bits and D is dead use abx/aby instructions.
7875 ("*addhi3"): Remove extern declaration of ix_reg.
7876 ("*subsi3"): Optimize and provide new split.
7877 ("subhi3"): Cleanup.
7878 ("*subhi3_sp"): Avoid saving X if we know it is dead.
7879 (arith splits): For 68hc12 save the address register on the stack
7880 and do the arithmetic operation with a pop.
7882 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7884 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
7885 allocating QImode in address registers.
7886 ("*movqi_m68hc11"): Likewise.
7888 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
7890 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
7892 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
7894 * cppinit.c (print_help): Display -MD and -MMD.
7895 Don't display usage string. Update assertion syntax and
7897 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
7898 (cpp_handle_option): Update.
7900 2002-03-15 Chris Demetriou <cgd@broadcom.com>
7902 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
7903 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
7904 and define it so that regardless of target CPU size,
7905 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
7906 of "int" rather than "long."
7908 2002-03-15 Richard Henderson <rth@redhat.com>
7910 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
7913 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7915 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
7916 ("tstqi" split): Avoid using memory for tstqi on address register.
7917 (splits): Remove constraints.
7918 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
7919 ("cmpdf", "cmpsf"): Remove since not used.
7920 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
7921 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
7923 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7925 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
7926 ("neghi2"): Tighten constraints.
7927 ("one_cmplsi2"): Optimize and simplify split.
7928 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
7930 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7932 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
7933 and split of AND operation to clear the upper bits.
7934 ("*logicalsi3_zextqi"): Likewise.
7935 ("*logicallhi3_zexthi_ashift8"): Likewise.
7936 ("*logicalsi3_silshr16"): Likewise.
7937 ("logicalsi3_silshl16"): Likewise.
7938 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
7940 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7942 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
7943 (m68hc11_indirect_p): New function.
7944 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
7945 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
7947 (asm_print_register): Likewise.
7948 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
7949 (m68hc11_indirect_p): Declare.
7950 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
7951 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
7952 (TARGET_SWITCHES): New option -mrelax.
7953 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
7955 ("iorsi3", "xorsi3"): Likewise.
7956 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
7957 ("*andhi3_mem"): New to handle destination in memory with bclr
7958 and a scratch register.
7959 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
7960 ("*andhi3_const"): New when operand2 is constant.
7961 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
7962 ("*andhi3_gen"): Cleanup of the old "andhi3".
7963 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
7964 ("xorqi3"): Update constraints.
7966 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7968 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
7969 for reg_equiv_memory_loc when the operand is a register that does
7970 not get a hard register (stack location).
7971 (tst_operand): After reload, accept all memory operand.
7972 (symbolic_memory_operand): Fix detection of symbolic references.
7973 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
7974 accept symbols and any constant.
7976 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7978 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
7979 note on the insn that sets the soft frame register.
7980 (must_parenthesize): ix and iy are also reserved names.
7981 (print_operand_address): One more place where parenthesis are required
7982 to avoid confusion with register names.
7983 (m68hc11_gen_movhi): Allow push of stack pointer.
7984 (m68hc11_check_z_replacement): Fix handling of parallel with a
7986 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
7987 the replacement register is.
7988 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
7989 and D8_REGS classes.
7990 (MODES_TIEABLE_P): All modes are tieable except QImode.
7992 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7994 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
7995 (___subdi3): Likewise.
7996 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
7997 (__map_data_section): Optimize 68hc11 case.
7999 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8001 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
8002 than a shift to avoid adding a register with itself.
8003 (m68hc11_memory_move_cost): Take into account NO_REGS.
8004 (m68hc11_register_move_cost): Update and use memory move cost
8006 (m68hc11_address_cost): Make cost of valid offset not 0 so that
8007 it gives more opportunities to cse to optimize.
8008 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
8009 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
8011 2002-03-15 Mark Mitchell <mark@codesourcery.com>
8013 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
8014 * c-common.def (CLEANUP_STMT): New tree node.
8015 * c-common.h (CLEANUP_DECL): New macro.
8016 (CLEANUP_EXPR): Likewise.
8017 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
8018 * expr.c (expand_expr): Tidy.
8019 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
8020 * tree-inline.c (initialize_inlined_parameters): Clean up
8021 new local variables.
8023 2002-03-15 Jakub Jelinek <jakub@redhat.com>
8026 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
8027 before movrXX only, use reg_overlap_mentioned_p.
8028 Only special case NE if just one insn can be generated.
8030 2002-03-15 Jason Merrill <jason@redhat.com>
8032 * varasm.c (assemble_variable): Call resolve_unique_section before
8033 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
8036 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
8039 * arm.md (split pattern for thumb shiftable immediates): Add comment
8040 explaining non-obvious test.
8042 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
8045 * arm.md (movaddr, movaddr_insn): Delete.
8047 2002-03-15 Jason Merrill <jason@redhat.com>
8049 * toplev.c (wrapup_global_declarations): Clarify variable handling.
8050 -fkeep-static-consts doesn't apply to comdats.
8052 2002-03-14 Richard Henderson <rth@redhat.com>
8054 * c-decl.c: Include c-pragma.h.
8055 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
8056 (finish_function): Tidy.
8057 * c-pragma.c: Include c-common.h.
8058 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
8059 (handle_pragma_weak): Use them.
8060 (init_pragma): Register pending_weaks.
8061 * c-pragma.h (maybe_apply_pragma_weak): Declare.
8062 * print-tree.c (print_node): Print DECL_WEAK.
8063 * varasm.c (mark_weak_decls): Remove.
8064 (remove_from_pending_weak_list): Remove.
8066 (asm_emit_uninitialised): Call globalize_decl for weak commons.
8067 (weak_decls): Make a tree_list.
8068 (declare_weak): Cons weak_decls directly.
8069 (globalize_decl): Remove weak_decls elements directly.
8070 (weak_finish): Simplify weak_decls walk. Don't weaken unused
8071 symbols. Don't pretend to handle aliases.
8072 (init_varasm_once): Update weak_decls registry.
8073 * Makefile.in: Update dependencies.
8075 2002-03-14 Richard Henderson <rth@redhat.com>
8078 * config/ia64/ia64.c: Include tm_p.h last.
8079 (gen_nop_type): Remove duplicate definition.
8080 (cycle_end_fill_slots): Set sched_data for second L slot.
8081 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
8082 (nop_cycles_until): Fix typos.
8084 2002-03-15 Jakub Jelinek <jakub@redhat.com>
8086 PR optimization/5891
8087 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
8089 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
8091 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
8092 descriptors correctly.
8094 2002-03-14 Michael Meissner <meissner@redhat.com>
8096 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
8097 100, allowing MAX_UNROLLED_INSNS to be overridden.
8099 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
8102 * unroll.c (params.h): Include.
8103 (MAX_UNROLLED_INSNS): Delete, now in params.h.
8105 * doc/invoke.texi (--param max-unroll-insns): Document.
8107 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
8109 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
8111 * arm.md: Fix warnings about constraints in peepholes and splits.
8113 2002-03-14 Zack Weinberg <zack@codesourcery.com>
8115 * cpphash.h (struct lexer_state): Remove line_extension member.
8116 * cpplib.c (dequote_string, do_linemarker): New functions.
8117 (linemarker_dir): New data object.
8118 (DIRECTIVE_TABLE): No longer need to interpret #line in
8119 preprocessed source. Delete obsolete comment about return
8121 (end_directive, directive_diagnostics, _cpp_handle_directive):
8122 Don't muck with line_extension.
8123 (directive_diagnostics): No need to issue warnings for
8125 (_cpp_handle_directive): Issue warnings for linemarkers here,
8126 when appropriate. Dispatch linemarkers to do_linemarker, not
8128 (do_line): Code to handle linemarkers split out to do_linemarker.
8129 Convert escape sequences in filename argument, both places.
8131 * cppmacro.c (quote_string): Rename cpp_quote_string and
8132 export. All callers changed.
8133 * cpplib.h (cpp_quote_string): Prototype.
8134 * cppmain.c (print_line): Call cpp_quote_string on to_file
8137 * doc/cpp.texi: Document that escapes are now interpreted in
8138 #line and in linemarkers, and that non-printing characters are
8139 converted to octal escapes when linemarkers are generated.
8141 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
8143 * emit-rtl.c (try_split): Use delete_insns.
8144 * recog.c (split_all_insns): Fix terminating condition.
8146 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
8147 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
8150 * arm.c (arm_output_epilogue): Fix floating-point register save
8151 adjustment when using a frame pointer.
8153 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
8155 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
8156 * config/mips/mips.c (compute_frame_size): Retrofit them here.
8157 (save_restore_insns, mips_expand_epilogue): And here.
8158 (build_mips16_call_stub): And here.
8159 (mips_function_value): Use the new macros to decide whether a single
8160 or complex float can be returned in floating-point registers. Return
8161 a parallel rtx in the complex case.
8163 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
8165 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
8166 call after liveness analysis.
8168 * recog.c (split_insn): Use delete_insn_and_edges.
8170 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
8171 instructions to have branch prediction notes.
8172 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
8174 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
8176 * configure.in: Don't pass -Wno-long-long to a ADA compiler
8177 that doesn't support it.
8178 * configure: Regenerate.
8180 2002-03-13 Jakub Jelinek <jakub@redhat.com>
8183 * config/sparc/sparc.md (normal_branch, inverted_branch,
8184 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
8185 inverted_fp_branch): Adjust calls to output_cbranch.
8186 Set length attribute.
8187 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
8188 output_v9branch. Set length attribute.
8189 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
8191 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
8192 (output_cbranch): Likewise. Handle far branches.
8193 (output_v9branch): Handle far branches.
8194 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
8196 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
8197 noov_compare64_op predicates.
8199 2002-03-13 Jason Merrill <jason@redhat.com>
8201 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
8202 into the function and constify it.
8203 * gthr-dce.h, gthr-solaris.h: Likewise.
8205 2002-03-13 David Edelsohn <edelsohn@gnu.org>
8207 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
8208 * config/rs6000/rs6000.c (rs6000_va_arg): Use
8209 std_expand_builtin_va_arg if not ABI_V4.
8211 2002-03-13 Jason Merrill <jason@redhat.com>
8213 * varasm.c (globalize_decl): New fn.
8214 (assemble_start_function): Use it.
8215 (asm_emit_uninitialized): Use it.
8216 (assemble_alias): Use it.
8217 (assemble_variable): Use it.
8219 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
8221 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
8222 2002-03-12 internal visibility change.
8223 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
8224 visibility into SYMBOL_REF_FLAG.
8226 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
8228 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
8229 VOIDmode operand. Add compile-time optimization for constant results.
8231 2002-03-12 Jason Merrill <jason@redhat.com>
8233 * c-typeck.c (convert_for_assignment): Don't allow conversions
8234 between pointers and references. Only allow lvalues to convert to
8237 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
8239 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
8240 before prologue, to avoid scheduling problems.
8242 2002-03-13 Jakub Jelinek <jakub@redhat.com>
8244 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
8245 (ELIMINABLE_REGS): Add sfp->sp.
8246 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
8248 2002-03-13 Jakub Jelinek <jakub@redhat.com>
8250 PR optimization/5892
8251 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
8253 2002-03-13 Jakub Jelinek <jakub@redhat.com>
8255 * loop.c (basic_induction_var): Don't call convert_modes if mode
8256 classes are different.
8258 2002-03-12 Richard Henderson <rth@redhat.com>
8260 PR optimization/5901
8261 * function.c (reposition_prologue_and_epilogue_notes): Position
8262 the markers after/before the last/first insn not deleted.
8264 2002-03-12 Richard Henderson <rth@redhat.com>
8266 PR optimization/5878
8267 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
8268 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
8269 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
8271 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
8272 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
8273 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
8275 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
8276 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
8277 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
8278 also. Don't set it if not flag_pic.
8279 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
8280 to be INVALID_REGNUM when not used.
8282 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
8284 * expmed.c (store_bit_field): Reset alias set for memory.
8285 (extract_bit_field): Same.
8287 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8289 * c-common.c (c_tree_code_type, c_tree_code_length,
8290 c_tree_code_name, add_c_tree_codes): Delete.
8291 * c-common.h (add_c_tree_codes): Delete.
8292 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
8294 * c-objc-common.c (c_objc_common_init): Don't call
8295 add_c_tree_codes, instead set lang_unsafe_for_reeval.
8296 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
8297 objc_tree_code_name, add_objc_tree_codes): Delete.
8298 (objc_init): Don't call add_objc_tree_codes.
8299 * objc/objc-lang.c (tree_code_type, tree_code_length,
8300 tree_code_name): Define.
8301 * toplev.c (lang_independent_init): Don't set
8302 tree_code_length[IDENTIFIER_NODE].
8303 * tree.c (tree_code_type, tree_code_length, tree_code_name):
8304 Delete definitions, moved to language front-ends.
8305 * tree.def (IDENTIFIER_NODE): Hardwire the length.
8306 * tree.h (tree_code_type, tree_code_length, tree_code_name):
8308 (tree_code_length): Change type to unsigned char.
8310 2002-03-12 Richard Henderson <rth@redhat.com>
8312 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
8313 internal visibility change.
8315 2002-03-12 Bob Wilson <bob.wilson@acm.org>
8317 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
8318 validize_mem() instead of change_address to avoid clobbering
8321 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8323 * c-lex.h (position_after_whitespace): Remove.
8325 2002-03-12 Jakub Jelinek <jakub@redhat.com>
8327 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
8328 (lex_string): Use unsigned char pointers.
8330 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
8332 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
8333 is not a valid memory_operand.
8335 2002-03-12 Bob Wilson <bob.wilson@acm.org>
8337 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
8338 * config/xtensa/lib1funcs.asm: Fix copyright to include
8339 special case for libgcc files.
8340 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
8341 (__divsi3): Likewise.
8342 (__umodsi3): Likewise.
8343 (__modsi3): Likewise.
8344 * config/xtensa/lib2funcs.S: Fix copyright to include
8345 special case for libgcc files.
8347 2002-03-12 Tom Rix <trix@redhat.com>
8349 * collect2.c (resolve_lib_name): Move outside of
8350 OBJECT_FORMAT_COFF ifdef.
8351 (ignore_library): Same.
8353 2002-03-12 Bob Wilson <bob.wilson@acm.org>
8355 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
8357 2002-03-12 Bob Wilson <bob.wilson@acm.org>
8359 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
8360 to function_section before writing out the constant pool.
8362 2002-03-12 David Edelsohn <edelsohn@gnu.org>
8364 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
8366 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
8368 2002-03-12 Alan Modra <amodra@bigpond.net.au>
8370 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
8374 (cmpsi splitter): Likewise.
8375 (modsi3): Fail if <= 0.
8376 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
8377 redundant test when HOST_BITS_PER_WIDE_INT != 32.
8378 (reg_or_sub_cint64_operand): Likewise.
8379 (num_insns_constant_wide): Optimize sign extension.
8380 (rs6000_legitimize_address): Likewise.
8382 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
8384 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8385 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8387 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
8389 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
8390 address calculation.
8392 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
8394 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
8395 scratch register to DImode / TImode.
8396 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
8397 register used does not overlap the target.
8399 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8401 * Makefile.in (debug.o): Depend on debug.h.
8402 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
8403 * debug.c (do_nothing_debug_hooks): Likewise.
8404 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
8405 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
8406 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
8407 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
8408 * dwarfout.c (dwarf_debug_hooks): Likewise.
8409 * integrate.c (output_inline_function): Likewise.
8410 * objc/objc-act.c (synth_module_prologue): Likewise.
8411 * sdbout.c (sdb_debug_hooks): Likewise.
8412 * toplev.c (debug_hooks): Likewise.
8413 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8415 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8417 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
8418 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
8419 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
8420 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
8421 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
8422 * defaults.h (POINTER_SIZE): Define.
8423 * doc/tm.texi (POINTER_SIZE): Document default.
8425 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8427 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
8429 2002-03-11 Richard Henderson <rth@redhat.com>
8431 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
8432 if rebuild_label_notes_after_reload.
8434 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
8436 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
8437 emit pic register load if "internal" visibility.
8438 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
8439 (cris_expand_builtin_va_arg): Do all computations on trees.
8441 2002-03-11 Richard Henderson <rth@redhat.com>
8443 * rtlanal.c: Include recog.h.
8444 (keep_with_call_p): Fix thinko.
8445 * Makefile.in (rtlanal.o): Update dependencies.
8447 2002-03-11 Chris Meyer <cmeyer@gatan.com>
8449 * genflags.c (gen_insn): Use IS_VSPACE.
8450 * genoutput.c (output_insn_data): Likewise.
8451 (process_template): Likewise.
8453 2002-03-11 Richard Henderson <rth@redhat.com>
8455 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
8457 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
8459 * Makefile.in: Update.
8460 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
8461 Update documentation.
8462 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
8463 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
8465 2002-03-11 Zack Weinberg <zack@codesourcery.com>
8467 * Makefile.in: Give texi2pod its input file as a command line
8468 argument, not on stdin.
8470 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
8471 Daniel Berlin <dan@dberlin.org>
8473 C++ alias analysis improvement.
8474 * alias.c (record_component_aliases): Record aliases for base
8477 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
8479 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
8481 2002-03-11 Douglas B Rupp <rupp@gnat.com>
8483 * toplev.c (vms_fopen): Remove, not needed.
8485 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
8487 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
8489 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
8490 for FP, already done later.
8492 * toplev.c (debug_args): Add entry for VMS_DEBUG.
8493 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
8495 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
8497 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
8498 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
8499 LARGEST_EXPONENT_IS_NORMAL for the given mode.
8500 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
8501 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
8502 (ediv, emul, eldexp, esqrt): Likewise.
8503 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
8504 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
8505 (saturate): New function.
8506 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
8507 (make_nan): Use a saturation value instead of a NaN if
8508 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
8509 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
8510 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
8511 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
8512 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
8513 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
8514 !ROUND_TOWARDS_ZERO.
8515 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
8516 (ROUND_TOWARDS_ZERO): Document.
8518 2002-03-11 Andreas Jaeger <aj@suse.de>
8520 * cfg.c (dump_flow_info): Remove unused variable.
8522 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
8524 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
8525 computations on trees.
8527 2002-03-10 Richard Henderson <rth@redhat.com>
8530 * reload.c (copy_replacements_1): New.
8531 (copy_replacements): Use it to recurse through the rtx.
8533 2002-03-10 Richard Henderson <rth@redhat.com>
8535 * loop.c (strength_reduce): Compute number of iterations as
8536 unsigned HOST_WIDE_INT.
8538 2002-03-10 Richard Henderson <rth@redhat.com>
8540 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
8541 to move away from the end of the block.
8543 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8545 PR preprocessor/5899
8546 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
8548 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8550 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
8552 * attribs.c (decl_attributes): Fix signed/unsigned warning.
8554 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
8556 * config/mmix/mmix.c: Improve comments.
8557 (mmix_target_asm_function_prologue): Drop variable
8558 empty_stack_frame. Don't allocate unused slot above fp.
8559 (mmix_target_asm_function_epilogue): Mirror prologue changes.
8560 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
8561 brace in first column.
8562 (enum reg_class): Ditto.
8563 (FIRST_PARM_OFFSET): Now 0.
8564 (USER_LABEL_PREFIX): Remove #if 0:d definition.
8566 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8568 * combine.c (make_extraction): Fix error in last change.
8570 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8572 * c4x.c (c4x_fp_reglist): Const-ify.
8573 * cris.c (cris_print_operand): Likewise.
8574 * i386.c (ix86_va_arg): Likewise.
8575 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
8576 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
8577 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
8578 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
8579 * mcore.h (regno_reg_class): Likewise.
8580 * mips.c (gen_int_relational): Likewise.
8581 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
8582 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
8583 * pdp11.c (move_costs): Likewise.
8584 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
8585 * s390.c (s390_branch_condition_mnemonic, regclass_map):
8587 * s390.h (regclass_map): Likewise.
8588 * sh.c (shift_amounts): Likewise.
8589 * sh.md (rotlsi3): Likewise.
8591 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
8593 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
8594 (ne0+5): Use new clobber to generate proper shift pattern.
8595 Patch by Michael Matz <matz@kde.org>.
8597 2002-03-09 Andreas Schwab <schwab@suse.de>
8599 * gcc.c (validate_all_switches): Also handle `%W{...}'.
8601 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
8603 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
8605 2002-03-09 Jakub Jelinek <jakub@redhat.com>
8608 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
8609 even for non-representable constants.
8611 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8613 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
8614 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
8615 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
8616 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
8617 (pop_function_context): Compute MAY_SHARE parameter for
8619 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
8620 (gen_mem_addressof): Call fixup_var_refs with new parm.
8622 * combine.c (make_extraction): Don't make extension of CONST_INT.
8624 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
8626 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
8627 in o32 and o64 ABIs.
8628 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
8629 but getting fixed-size structs passed in registers regardless of
8630 padding in o32 and o64 ABIs.
8632 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
8633 offset before loading address of argument passed by transparent
8636 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
8638 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
8640 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
8642 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
8643 marker such that registers after it are saved.
8645 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8647 * sparc.c (arith_4096_operand): Fix error in last change.
8649 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
8651 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
8654 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
8656 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
8659 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
8661 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
8663 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
8665 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
8666 removed; fix return value.
8667 * combine.c (combine_instructions): Dirtify blocks where we failed to
8668 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
8669 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
8671 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8673 * gcse.c (insert_insn_end_bb): Fix typo in last change.
8675 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
8677 * recog.c (peephole2_optimize): Re-distribute EH edges.
8679 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
8681 * expr.c (expand_expr): Use unsave lang hook.
8682 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
8683 (LANG_HOOKS_INITIALIZER): Update.
8684 * langhooks.h (struct lang_hooks): New hook unsave.
8685 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
8686 (unsave_expr_1): Remove unused lang_unsave_expr_now.
8687 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
8688 (unsave_expr_now): Remove.
8689 * tree.h (unsave_expr_now, lang_unsave,
8690 lang_unsave_expr_now): Remove.
8693 2002-03-08 Andreas Jaeger <aj@suse.de>
8695 * flow.c (propagate_block_delete_insn): Remove unused variable.
8697 2002-03-08 Kazu Hirata <kazu@hxi.com>
8699 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
8700 insn length for memory load/store.
8702 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
8704 * doc/install.texi (--with-libiconv-prefix): Document.
8706 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
8708 * doc/sourcebuild.texi: Fix typo.
8710 2002-03-08 Jakub Jelinek <jakub@redhat.com>
8713 * builtins.c (std_expand_builtin_va_arg): Do all computations on
8716 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8718 * rtl.c (copy_most_rtx): Move from here ...
8719 * emit-rtl.c (copy_most_rtx): ... to here.
8721 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
8723 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
8724 SUBTARGET_CPP_SIZE_SPEC.
8725 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
8727 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
8729 2002-03-07 Matt Hiller <hiller@redhat.com>
8731 * gensupport.c (first_dir_md_include): Renamed from include;
8732 change all references.
8733 (last_dir_md_include): Renamed from last_include; change all
8735 (init_md_reader): Unconditionally initialize base_dir whether or
8736 not filename is a relative path.
8738 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
8740 * config/fp-bit.c (_unord_f2): Compile it in even if
8741 US_SOFTWARE_GOFAST is enabled.
8743 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
8744 NULL_RTX. Set all HFmode operations as NULL_RTX.
8745 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
8746 NULL_RTX, try reversing the comparison and the operands.
8748 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
8750 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
8751 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
8754 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
8756 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
8758 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
8760 * basic-block.h (fixup_abnormal_edges): Declare.
8761 * reload1.c (fixup_abnormal_edges): New function.
8762 * reg-stack.c (convert_regs): Use it.
8764 * gcse.c (insert_insn_end_bb): Handle trapping insns.
8766 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
8768 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
8770 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
8771 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
8772 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
8773 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
8774 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
8775 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
8776 unless x and y could be infinite.
8777 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
8778 Check that the common type of both arguments is a real, even for
8779 targets without unordered comparisons. Allow an integer argument
8780 to be compared against a real.
8781 (expand_tree_builtin): Use expand_unordered_cmp.
8782 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
8783 * cse.c (fold_rtx): Likewise. Fix indentation.
8784 * fold-const.c (fold_real_zero_addition_p): New.
8785 (fold): Use it, and the new HONOR_... macros.
8786 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
8787 * jump.c (reversed_comparison_code_parts): After searching for
8788 the true comparison mode, use HONOR_NANS to decide whether it
8789 can be safely reversed.
8790 (reverse_condition_maybe_unordered): Remove IEEE check.
8791 * simplify-rtx.c (simplify_binary_operation): Use the new macros
8792 to decide which simplifications are valid. Allow the following
8793 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
8794 and (a - -b) to (a + b).
8795 (simplify_relational_operation): Use HONOR_NANS.
8796 * doc/tm.texi: Document the MODE_HAS_... macros.
8798 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
8800 * combine.c (simplify_comparison): If simplifying a logical shift
8801 right and compare with constant, force the comparison to unsigned.
8803 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
8805 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
8807 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
8809 (alt_reg_names): Remove % for vrsave.
8811 2002-03-06 Richard Henderson <rth@redhat.com>
8813 PR optimization/5844
8814 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
8815 if used indicates we've already emitted one copy of an operand.
8816 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
8817 (gen_split): Supply a non-null used.
8819 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
8821 * reload1.c (reload): Unshare all rtl after reload is done.
8823 * simplify-rtx.c (simplify_plus_minus): Do not abort,
8824 but simply fail if the expression is too complex to simplify.
8825 (simplify_gen_binary): Handle simplify_plus_minus failures.
8827 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
8829 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
8830 consistently call delete_trivially_dead_insns after CSE and GCSE;
8831 fix DFI_life dumping; do jump threading after liveness; do crossjumping
8832 after liveness2; update comment in last crossjumping.
8833 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
8835 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
8837 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
8838 after completing fast dead code elimination.
8840 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
8843 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
8845 * version.c: Fix misplaced leading blanks on first line.
8847 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
8849 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
8851 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
8853 * cfgcleanup.c (mentions_nonequal_regs): New function.
8854 (thread_jump): Use it.
8855 * toplev.c (rest_of_compilation): Run jump threading after
8858 2002-03-06 Jakub Jelinek <jakub@redhat.com>
8860 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
8863 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
8865 * predict.c (estimate_bb_frequencies): Do not reload the
8866 frequencies from notes.
8868 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
8870 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
8871 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
8873 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
8874 delete_noop_moves): Return indeger.
8875 * flow.c (ndead): New variable.
8876 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
8877 BB argument; update callers.
8878 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
8879 (life_analysis): Do not call purge_all_dead_edges.
8880 (update_life_info): Return number of deleted insns; print statistics.
8881 (update_life_info_in_dirty_blocks): likewise.
8882 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
8883 return number of insns deleted.
8885 * cse.c: Include timevar.h
8886 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
8887 iterate until stabilizes; print statistics; return number of killed
8889 * Makefile.in: (cse.o): Add timevar.h dependency
8890 * rtl.h (delete_trivially_dead_insns): New.
8891 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
8892 * toplev.c (rest_of_compilation): Update callers.
8894 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
8895 (try_optimize_cfg): Do not update liveness.
8896 (cleanup-cfg): Loop until try_optimize_cfg and dead code
8897 removal stabilizes; use delete_trivially_dead_insns.
8899 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
8901 2002-03-05 Zack Weinberg <zack@codesourcery.com>
8903 * cppmain.c (setup_callbacks): Disable #pragma and #ident
8904 callbacks when processing assembly language.
8906 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
8908 * pa.h (ASM_FILE_END): Define.
8909 * som.h (ASM_FILE_END): Delete.
8911 * pa.c (function_arg): Don't pass floats in general registers in
8912 indirect calls if TARGET_ELF32.
8914 2002-03-05 Richard Henderson <rth@redhat.com>
8916 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
8918 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
8920 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
8922 2002-03-05 Jakub Jelinek <jakub@redhat.com>
8924 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
8925 -r command line. Don't hide any symbols if not building
8928 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
8930 * cfg.c (dump_flow_info): Warn about profile mismatches.
8931 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
8932 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
8934 2002-03-05 Jakub Jelinek <jakub@redhat.com>
8936 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
8937 wide volatile memory by parts.
8939 2002-03-05 Jakub Jelinek <jakub@redhat.com>
8941 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
8944 2002-03-05 Richard Henderson <rth@redhat.com>
8946 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
8948 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
8950 * toplev.c (documented_lang_options): Document more
8951 language-specific options.
8952 * doc/invoke.texi (Warning Options): Correct documentation for
8953 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
8954 * c-decl.c (c_decode_option): Use a table to handle warning options.
8956 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
8958 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
8959 parameter to mmix_encode_section_info.
8960 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
8961 relocatably. Always produce ELF, not mmo if linking relocatably.
8962 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
8963 first is non-zero, don't add symbol prefix.
8964 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
8965 prototype accordingly.
8967 2002-03-04 Krister Walfridsson <cato@df.lth.se>
8969 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
8971 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
8973 * configure.in: Increase required makeinfo version to 4.1.
8974 * configure: Regenerate.
8976 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
8978 * .cvsignore: Remove *.info* and genrtl*; these files are generated
8981 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
8983 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
8984 * doc/invoke.texi: Fix @math uses.
8986 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
8988 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
8991 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
8993 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
8994 (powerpc-*-eabisimaltivec*): Same.
8996 * config/rs6000/t-ppcendian: New.
8998 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9000 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
9001 nonimmediate_src_operand and nonimmediate_lsrc_operand to
9002 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
9004 2002-03-03 Richard Henderson <rth@redhat.com>
9006 * toplev.c (rest_of_decl_compilation): Revert last two changes.
9008 2002-03-03 Zack Weinberg <zack@codesourcery.com>
9010 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
9011 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
9012 tree.c, config/m68k/m68k.c:
9013 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
9014 REAL_ARITHMETIC blocks unconditional. Delete some further
9015 #ifdef blocks predicated on REAL_ARITHMETIC.
9016 * flags.h, toplev.c: Delete remaining references to
9019 * doc/invoke.texi: Remove documentation of -fpretend-float.
9020 * doc/tm.texi: Describe the various REAL_* macros as provided by
9021 real.h, not by the target configuration files.
9023 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
9024 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
9025 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9026 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
9027 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
9028 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
9029 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
9030 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
9031 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
9032 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
9033 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
9034 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
9035 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
9036 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
9037 config/xtensa/xtensa.h:
9038 Do not define, undefine, or mention in comments any of
9039 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
9040 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
9041 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
9042 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
9043 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
9044 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
9045 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
9046 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
9047 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
9049 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9051 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
9052 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
9053 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
9054 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
9055 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
9056 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
9058 * defaults.h (BITS_PER_WORD): Define.
9059 * doc/tm.texi (BITS_PER_WORD): Document default value.
9061 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
9062 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
9063 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
9065 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9067 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
9068 lieu of explicit sizeof/sizeof.
9069 * i386.c (override_options, ix86_init_mmx_sse_builtins,
9070 ix86_expand_builtin): Likewise.
9071 * mips.c (mips_add_gc_roots): Likewise.
9072 * mmix.c (mmix_output_condition): Likewise.
9073 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
9074 altivec_init_builtins): Likewise.
9075 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
9076 * cppexp.c (Nsuff, parse_number): Likewise.
9077 * cppinit.c (builtin_array_end): Likewise.
9078 * gcc.c (n_default_compilers, process_command): Likewise.
9079 * genpreds.c (output_predicate_decls): Likewise.
9080 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
9081 * lcm.c (N_ENTITIES): Likewise.
9082 * stor-layout.c (set_sizetype): Likewise.
9084 2002-03-03 Richard Henderson <rth@redhat.com>
9086 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
9087 for types or labels.
9089 2002-03-03 Richard Henderson <rth@redhat.com>
9091 * c-decl.c (start_decl): Initialized variables are not common.
9093 2002-03-02 Per Bothner <per@bothner.com>
9095 * gcc.c (option_map): Suport new --bootclasspath option.
9096 --CLASSPATH is now just an alias for --classpath.
9098 2002-03-02 Richard Henderson <rth@redhat.com>
9100 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
9101 load if "internal" visibility.
9102 * doc/extend.texi: Document visibility meanings.
9104 2002-03-02 Richard Henderson <rth@redhat.com>
9106 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
9107 to functions as well.
9109 2002-03-02 Richard Henderson <rth@redhat.com>
9111 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
9112 (handle_visibility_attribute): Don't call assemble_visibility.
9113 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
9114 without asmspec. Invoke assemble_alias when needed.
9115 * varasm.c (maybe_assemble_visibility): New.
9116 (assemble_start_function, assemble_variable, assemble_alias): Use it.
9118 2002-03-02 Richard Henderson <rth@redhat.com>
9120 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
9121 invoke ENCODE_SECTION_INFO with first call flag.
9123 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
9124 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
9125 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
9126 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
9127 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
9128 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
9129 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
9130 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
9131 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
9132 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
9133 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
9134 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
9135 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
9136 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
9137 config/mcore/mcore-protos.h, config/mcore/mcore.c,
9138 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
9139 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
9140 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
9141 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
9142 config/sh/sh.h, config/sparc/sparc.h,
9143 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
9144 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
9145 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
9146 FIRST argument. As needed, examine it and do nothing.
9148 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
9149 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
9150 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
9152 * config/arm/t-pe (pe.o): Add dependencies.
9154 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9156 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
9157 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
9158 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
9159 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
9160 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
9161 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
9162 * defaults.h (BITS_PER_UNIT): Define.
9163 * doc/tm.texi (BITS_PER_UNIT): Document default value.
9165 2002-03-02 Kazu Hirata <kazu@hxi.com>
9167 * config/h8300/h8300-protos.h: Add a prototype for
9168 compute_a_shift_length.
9169 * config/h8300/h8300.c (h8300_asm_insn_count): New.
9170 (compute_a_shift_length): Likewise.
9171 (h8300_adjust_insn_length): Do not adjust insn length of shift
9173 * config/h8300/h8300.md (anonymous shift patterns): Use
9174 compute_a_shift_length.
9176 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9178 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
9181 * emit-rtl.c (offset_address): Call update_temp_slot_address.
9183 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9185 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
9186 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
9187 * flags.h (flag_zero_initialized_in_bss): Declare.
9188 * toplev.c (flag_zero_initialized_in_bss): New flag.
9189 (lang_independent_options): Add flag_zero_initialized_in_bss.
9190 * tree.c (initializer_zerop): New function.
9191 * tree.h (initializer_zerop): Declare.
9192 * varasm.c (assemble_variable): If we can emit bss, put zero
9193 initializers in the bss section.
9195 2002-03-02 Alan Modra <amodra@bigpond.net.au>
9197 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
9198 like more than one symbol per .weak directive.
9200 2002-03-01 Richard Henderson <rth@redhat.com>
9202 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
9203 adjust argument_pointer by pretend_args_size.
9204 (ia64_va_start): Adjust va_start address by -pretend_args_size.
9206 2002-03-01 Kazu Hirata <kazu@hxi.com>
9208 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
9210 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
9212 * toplev.c (rest_of_compilation): Delete dead jumptables before
9214 * flow.c (delete_dead_jumptables): Make global.
9215 * rtl.h (delete_dead_jumptables): Declare.
9217 2002-03-01 David Edelsohn <edelsohn@gnu.org>
9219 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
9220 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
9221 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
9223 2002-03-01 Kazu Hirata <kazu@hxi.com>
9225 * config/h8300/h8300-protos.h: Fix formatting.
9226 * config/h8300/h8300.c: Likewise.
9227 * config/h8300/h8300.h: Likewise.
9229 2002-03-01 Kazu Hirata <kazu@hxi.com>
9231 * config/h8300/h8300.c (print_operand): Support 16-bit
9233 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
9235 2002-02-28 Richard Henderson <rth@redhat.com>
9237 * expmed.c (store_bit_field): Prevent generation of CONCATs;
9238 pun complex values as integers; use gen_lowpart instead of
9240 (extract_bit_field): Likewise.
9242 2002-03-01 Alan Modra <amodra@bigpond.net.au>
9243 David Edelsohn <edelsohn@gnu.org>
9245 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
9246 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
9247 (SUPPORTS_WEAK): Likewise.
9248 * output.h (add_weak): Add tree param.
9249 * varasm.c (add_weak): Likewise. Save decl.
9250 (struct weak_syms): Add decl field.
9251 (mark_weak_decls): New function.
9252 (init_varasm_once): ggc_add_root mark_weak_decls.
9253 (assemble_start_function): Use ASM_WEAKEN_DECL.
9254 (assemble_variable): Likewise.
9255 (assemble_alias): Likewise.
9256 (declare_weak): Pass decl to add_weak.
9257 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
9258 (remove_from_pending_weak_list): Declare and define for
9260 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
9261 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
9262 * defaults.h (SUPPORTS_WEAK): Likewise.
9263 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
9264 .weak for code sym. Do emit .size for descriptor sym.
9265 (ASM_DECLARE_FUNCTION_SIZE): Define.
9266 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
9267 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
9268 .lglobl unless TARGET_XCOFF. Formatting fixes.
9269 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
9271 (HANDLE_PRAGMA_WEAK): Remove.
9272 (ASM_WEAKEN_LABEL): Remove.
9273 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
9275 2002-03-01 Jason Merrill <jason@redhat.com>
9277 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
9278 (TARGET_EXPR_CLEANUP): New macro.
9280 2002-02-28 Steve Ellcey <sje@cup.hp.com>
9282 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
9283 to take ptr_extend into account as third type of extension.
9284 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
9285 fields used by SUBREG_PROMOTED_UNSIGNED_P.
9286 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
9287 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
9288 * calls.c (precompute_arguments): Use new macro.
9289 (expand_call): Ditto.
9290 * combine.c (nonzero_bits): Ditto.
9291 (record_promoted_value): Ditto.
9292 * expr.c (store_expr): Ditto.
9293 (expand_expr): Ditto.
9294 * function.c (assign_parms): Ditto.
9296 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
9298 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
9299 override -shared and -shared-libgcc.
9301 2002-02-28 David O'Brien <obrien@FreeBSD.org>
9303 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
9305 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
9308 2002-02-28 Richard Henderson <rth@redhat.com>
9310 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
9311 4 cycle latency from MM producers.
9312 (ia64_internal_sched_reorder): Likewise with pipeline flush.
9314 2002-02-28 Jakub Jelinek <jakub@redhat.com>
9316 * mklibgcc.in: Don't use GNU make extension.
9318 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
9320 * c-parse.in (STATIC): New terminal.
9321 (scspec): New non-terminal. Update productions accordingly.
9322 (program): Remove bogus ifc / end ifc.
9323 (array_declarator): Simplify production using STATIC.
9325 2002-02-28 Jim Meyering <meyering@lucent.com>
9327 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
9328 \a still means TARGET_BELL.
9330 2002-02-28 Richard Henderson <rth@redhat.com>
9332 * haifa-sched.c (sched_emit_insn): New.
9333 (schedule_block): Use last_scheduled_insn to track last insn.
9334 * sched-int.h (sched_emit_insn): Prototype.
9335 * config/ia64/ia64.c (last_issued): Remove.
9336 (ia64_variable_issue): Don't set it.
9337 (nop_cycles_until): Use sched_emit_insn.
9339 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
9341 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
9344 2002-02-28 Kazu Hirata <kazu@hxi.com>
9346 * config/h8300/h8300.c: Fix formatting.
9347 * config/h8300/h8300.h: Likewise.
9349 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
9351 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
9352 which may overwrite the high byte of the frame pointer.
9354 2002-02-28 Bo Thorsen <bo@suse.de>
9356 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
9357 (STARTFILE_SPEC): Add 64 bit files.
9358 (ENDFILE_SPEC): Likewise.
9360 2002-02-28 Jason Merrill <jason@redhat.com>
9362 * c-decl.c (finish_function): Only warn about missing return
9363 statement with -Wreturn-type.
9365 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
9367 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
9369 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
9370 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
9372 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
9374 * basic-block.h (BB_REACHABLE): Renumber.
9375 (BB_DIRTY, BB_NEW): New flags.
9376 (clear_bb_flags): Declare.
9377 (update_life_info_in_dirty_blocks): Declare.
9378 * cfg.c (clear_bb_flags): New function.
9379 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
9380 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
9381 reorder_insns, emit_insn_after): Mark block as dirty.
9382 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
9383 (update_life_info_in_dirty_blocks): New function.
9384 * recog.c (apply_change_group): Dirtify block.
9386 * cse.c (cse_insn): Reorder emitting of jump insn to keep
9388 * gcse.c (delete_null_pointer_checks): Likewise.
9390 * toplev.c (dump_file_index): Move cse2 after bp,
9392 (dump_file_info): Similary.
9393 (rest_of_compilation): Avoid most of CFG rebuilds;
9394 do first if converision after null pointer checks, do cse2
9395 after branch prediction; avoid full liveness rebuild after
9396 initializing subregs.
9397 * invoke.texi (-d options): Document -du, renumber.
9399 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
9400 (notice_new_block): Do not set BB_UPDATE_LIFE.
9401 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
9402 merge_blocks_move_successor_nojumps, merge_blocks,
9403 try_crossjump_to_edge): Likewise.
9404 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
9405 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
9406 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
9407 (merge_of_block): Do not use life_data_ok.
9408 (find_if_case_1): Do not use SET_UPDATE_LIFE.
9409 (if_convert): Use BB_DIRTY mechanizm to update life.
9410 * lcm.c (optimize_mode_switching): Update
9411 update_life_info_in_dirty_blocks
9413 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
9415 * Makefile.in (integrate.o): Update.
9416 * c-decl.c (copy_lang_decl): Rename.
9417 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
9418 * integrate.c: Include langhooks.h.
9419 (copy_decl_for_inlining): Update to use langhook.
9420 * langhooks-def.h (lhd_do_nothing_t,
9421 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
9422 (LANG_HOOKS_INITIALIZER): Update.
9423 * langhooks.c (lhd_do_nothing_t): New.
9424 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
9425 * tree.h (copy_lang_decl): Remove.
9427 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
9429 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
9431 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
9432 POST_DEC, and POST_MODIFY.
9434 2002-02-27 Zack Weinberg <zack@codesourcery.com>
9436 * c-typeck.c (digest_init): Remove unused parameter; all
9439 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
9441 * expmed.c (expand_shift): Correctly test for low part of a
9444 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
9446 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
9447 insn UIDs with insn addresses.
9449 2002-02-27 Zack Weinberg <zack@codesourcery.com>
9451 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
9452 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
9453 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
9454 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
9455 gcc.c, toplev.c: Delete code implementing -traditional mode.
9457 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
9458 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
9459 Document removal of -traditional mode for compilation, and
9460 remove documentation only relevant to that mode.
9462 * config/nextstep.h, config/ptx4.h, config/svr4.h,
9463 config/convex/convex.h, config/d30v/d30v.h,
9464 config/i386/dgux.h, config/i386/osf1elf.h,
9465 config/i386/osfelf.h, config/i386/osfrose.h,
9466 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
9467 config/m68k/hp310.h, config/m88k/dgux.h,
9468 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
9469 config/m88k/m88k.h, config/m88k/openbsd.h,
9470 config/mips/abi64.h, config/mips/osfrose.h,
9471 config/mips/svr4-5.h, config/mips/svr4-t.h,
9472 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
9473 config/stormy16/stormy16.h: Remove all references to
9474 -traditional from target specs. Delete all mention of the
9475 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
9476 delete a couple of commented-out definitions of
9477 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
9480 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
9481 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
9483 2002-02-27 Zack Weinberg <zack@codesourcery.com>
9485 * mklibgcc.in: Don't use \n in a line subject to
9486 interpretation by echo.
9488 2002-02-27 Graham Stott <grahams@redhat.com>
9490 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
9493 * loop.c (prescan_loop): Handle PARALLEL.
9495 * unroll.c (loop_iterations): Return 0 if the add_val for
9498 * final.c (output_operand_lossage): Constify PFX_STR.
9500 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
9502 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
9504 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
9505 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
9507 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
9509 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
9511 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
9513 * cpplex.c (_cpp_lex_token): Handle directives in macro
9515 * cpplib.c (_cpp_handle_directive): Save and restore state
9516 if parsing macro args when entering a directive.
9517 * cppmacro.c (collect_args): No need to handle directives
9519 (enter_macro_context, replace_args): Use the original macro
9520 definition in case it was redefined whilst collecting arguments.
9524 2002-02-26 David Edelsohn <edelsohn@gnu.org>
9526 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
9527 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
9528 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
9530 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
9531 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
9532 (load_toc_v4_PIC_2): Same.
9534 2002-02-26 Alan Modra <amodra@bigpond.net.au>
9536 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
9538 2002-02-26 Richard Henderson <rth@redhat.com>
9540 * config/alpha/alpha.md (ashldi_se): Re-enable.
9542 2002-02-26 Richard Henderson <rth@redhat.com>
9544 * config/alpha/alpha.c (alpha_encode_section_info): Examine
9545 MODULE_LOCAL_P; improve commentary.
9547 2002-02-26 Zack Weinberg <zack@codesourcery.com>
9549 * doc/cpp.texi: Clarify documentation of relationship between
9552 2002-02-26 Kazu Hirata <kazu@hxi.com>
9554 * config/h8300/h8300-protos.h: Update the prototype for
9555 compute_logical_op_length. Add the prototype for
9556 compute_logical_op_cc.
9557 * config/h8300/h8300.c (compute_logical_op_length): Figure out
9559 (compute_logical_op_cc): New.
9560 * config/h8300/h8300.md: Combine all the logical op patterns
9561 in HImode and SImode. Use compute_logical_op_cc.
9563 2002-02-26 Kelley Cook <kelleycook@comcast.net>
9565 * config/i386/i386.c (print_operand): Don't append ATT-style
9566 length suffixs to x87 opcodes when in Intel mode.
9568 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
9570 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
9571 (init_emit_once): Update calls.
9572 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
9573 (init_syntax_once): Prototype.
9575 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
9577 * pa-linux.h (LIB_SPEC): Update definition.
9578 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
9580 2002-02-26 Richard Henderson <rth@redhat.com>
9582 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
9583 if we emitted a stop bit.
9585 2002-02-26 Jakub Jelinek <jakub@redhat.com>
9587 * configure.in (libgcc_visibility): Substitute.
9588 * configure: Rebuilt.
9589 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
9590 defined symbols .hidden.
9592 2002-02-26 Jakub Jelinek <jakub@redhat.com>
9594 * attribs.c (c_common_attribute_table): Add visibility.
9595 (handle_visibility_attribute): New function.
9596 * varasm.c (assemble_visibility): New function.
9597 * output.h (assemble_visibility): Add prototype.
9598 * tree.h (MODULE_LOCAL_P): Define.
9599 * crtstuff.c (__dso_handle): Use visibility attribute.
9600 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
9601 for MODULE_LOCAL_P symbols too.
9602 * config/ia64/ia64.c (ia64_encode_section_info): Handle
9603 MODULE_LOCAL_P symbols the same way as local symbols.
9604 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
9605 into .sdata/.sbss by the user.
9606 * doc/extend.texi (Function Attributes): Document visibility
9609 2002-02-26 Jakub Jelinek <jakub@redhat.com>
9612 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
9613 STRING_CST initializer spanning the whole variable without
9615 If expand_expr returned MEM, don't use it.
9617 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
9619 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
9620 generate a die for the lexical block.
9622 2002-02-26 Kazu Hirata <kazu@hxi.com>
9624 * config/h8300/h8300-protos.h: Add a prototype for
9625 compute_logical_op_length.
9626 * config/h8300/h8300.c (compute_logical_op_length): New.
9627 * config/h8300/h8300.md (anonymous logical patterns): Use
9628 compute_logical_op_length for length.
9630 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
9632 * dwarf2out.c (modified_type_die): Do not call type_main_variant
9634 (gen_type_die): Same.
9636 * attribs.c (handle_vector_size_attribute): Set debug information.
9638 2002-02-26 Daniel Egger <degger@fhm.edu>
9640 * config/rs6000/rs6000.md: Swap define_insn attributes to
9641 fix incorrect generation of merge high instructions instead
9644 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
9646 * c-typeck.c (really_start_incremental_init): Use
9647 bitsize_zero_node for vectors.
9649 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
9651 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
9652 ("*set_vrsave_internal"): Same.
9654 2002-02-25 Richard Henderson <rth@redhat.com>
9656 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
9657 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
9659 2002-02-25 Jakub Jelinek <jakub@redhat.com>
9662 * config/i386/i386.c (ix86_return_pops_args): Only pop
9663 fake structure return argument if it was passed on the stack.
9665 2002-02-25 Jason Merrill <jason@redhat.com>
9667 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
9670 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
9672 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
9673 link with shared_name only.
9674 * doc/invoke.texi (Link Options): Document new behavior.
9676 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
9678 * c-typeck.c (push_init_level): Handle vectors.
9680 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
9682 * config/sparc/sparc.c (const64_high_operand): Zero-extend
9683 operands of SPARC_SETHI_P.
9684 (input_operand): Likewise.
9685 (sparc_emit_set_const32): Likewise.
9686 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
9687 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
9688 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
9689 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
9690 (movdi_insn_sp64_vis): Likewise.
9691 (movdi split, movdf split): Use SETHI32.
9692 * doc/md.texi: Document SPARC constraints L, M and N.
9694 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
9696 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
9697 ("*set_vrsave_internal"): use mfspr for Darwin.
9699 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
9700 gen_get_vrsave_internal.
9702 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9704 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
9706 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
9708 * cpplex.c (cpp_interpret_charconst): Get signedness or
9709 otherwise of wide character constants correct.
9710 * cppexp.c (lex): Get signedness of wide charconsts correct.
9712 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9714 * optabs.c (widen_operand): Only call convert_modes for
9715 promoted SUBREG if signedness matches.
9716 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
9718 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
9720 * cpplib.c (glue_header_name): Use local buffer to build up
9723 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
9725 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
9727 2002-02-23 Kazu Hirata <kazu@hxi.com>
9729 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
9730 H8/300[HS] separately.
9731 * config/h8300/h8300.md: Remove the early clobber constraint
9732 from bit field patterns.
9734 2002-02-23 Kazu Hirata <kazu@hxi.com>
9736 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
9738 (mulhisi3): Likewise.
9739 (umulqisi3): Likewise.
9740 (umulhisi3): Likewise.
9742 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
9744 * cppinit.c (output_deps): Correct test for stdout output.
9745 (init_dependency_output): Cure warning.
9747 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9749 * expr.c (store_expr): When converting expression to promoted
9750 equivalent type, allow using SUBREG_REG of TARGET as the target
9751 of the expansion of EXP.
9752 * loop.c (basic_induction_var, case SUBREG): Always look inside.
9753 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
9754 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
9755 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
9756 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
9758 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
9760 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
9761 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
9762 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
9764 2002-02-23 Jakub Jelinek <jakub@redhat.com>
9766 PR optimization/5747
9767 * loop.c (scan_loop): Update reg info if move_movables created new
9770 2002-02-23 David Edelsohn <edelsohn@gnu.org>
9772 * gcc.c (init_gcc_spec): Revert last change.
9774 2002-02-23 David Edelsohn <edelsohn@gnu.org>
9776 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
9777 gpc_reg_operand constraint.
9779 2002-02-23 Alan Modra <amodra@bigpond.net.au>
9781 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
9782 Simplify comparison of `low'.
9783 (add_operand): Fix formatting.
9784 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
9785 (mask_operand): Disallow mask to wrap in 64-bit mode.
9786 (rs6000_stack_info): Remove redundant test setting push_p.
9787 (output_toc): Fix formatting.
9788 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
9789 cc_reg_not_cr0_operand constraint.
9790 (booldi3, boolcdi3 splitters): Same.
9792 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
9794 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
9796 2002-02-22 David Edelsohn <edelsohn@gnu.org>
9798 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
9799 gcc invoked with -shared-libgcc.
9801 2002-02-22 Jakub Jelinek <jakub@redhat.com>
9804 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
9805 decl if any of elements was TREE_USED.
9807 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
9809 * config/sparc/sol2.h: Don't include sys/mman.h.
9810 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
9811 (arith_4096_operand): Don't throw high bits away.
9812 (const64_operand): Take sign extension of CONST_INTs into account.
9813 (const64_high_operand, sparc_emit_set_const32): Likewise.
9814 (GEN_HIGHINT64): Likewise.
9815 (sparc_emit_set_const64_quick1): Likewise.
9816 (const64_is_2insns): Likewise.
9817 (print_operand): Use trunc_int_for_mode for sign extension.
9818 * config/sparc/sparc.h (SMALL_INT32): Likewise.
9819 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
9820 chars. Assume CONST_INT is already properly sign-extended.
9821 (movdi split): Sign-extend each SImode part.
9822 (andsi3 split): Don't mask high bits off, so that result
9823 remains properly sign-extend.
9824 (iorsi3 split): Likewise.
9825 (xorsi3 split): Likewise.
9827 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
9829 * fold-const.c (fold): Fix typo in comments.
9831 2002-02-21 Diego Novillo <dnovillo@redhat.com>
9833 * Makefile.in (langhooks.o): Update dependencies.
9835 2002-02-21 Diego Novillo <dnovillo@redhat.com>
9837 * langhooks.c: Include flags.h.
9839 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
9841 * testsuite/gcc.dg/attr-alwaysinline.c: New.
9843 * c-common.c (c_common_post_options): Set inline trees by
9846 * doc/extend.texi (Function Attributes): Document always_inline
9848 Update documentation about inlining when not optimizing.
9850 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
9852 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
9853 unless DECL_ALWAYS_INLINE.
9855 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
9856 unless DECL_ALWAYS_INLINE.
9857 (c_disregard_inline_limits): Disregard if always_inline set.
9859 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9860 Disregard if always_inline set.
9861 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
9862 unless DECL_ALWAYS_INLINE.
9864 * attribs.c (handle_always_inline_attribute): New.
9865 (c_common_attribute_table): Add always_inline.
9867 * config/rs6000/altivec.h: Add prototypes for builtins
9868 requiring the always_inline attribute.
9870 2002-02-21 Eric Christopher <echristo@redhat.com>
9872 * expmed.c (store_bit_field): Try to simplify the subreg
9873 before generating a new one when when the mode size of
9874 value is less than maxmode.
9876 2002-02-21 Richard Henderson <rth@redhat.com>
9878 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
9879 than gen_rtx_PLUS to form the sum.
9880 * explow.c (force_reg): Rearrange to not allocate new pseudo
9881 when force_operand returns a register.
9882 * expr.c (expand_assignment): Allow offset_rtx expansion to
9883 return a sum. Do not force addresses into registers.
9884 (expand_expr): Likewise.
9885 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
9886 to canonicalize arithmetic that didn't simpify.
9887 (simplify_plus_minus): New argument force; update
9888 all callers. Don't split CONST unless we can do something with it,
9889 and wouldn't lose the constness of the operands.
9891 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
9892 that we generated earlier.
9894 2002-02-21 Tom Tromey <tromey@redhat.com>
9896 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9897 (output_line_info): Use constant `1', with a long explanatory
9899 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
9901 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
9903 * jump.c (redirect_jump): If old label has no UID, don't try to
9906 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
9908 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
9909 If input is constant, do shifts at compile time.
9911 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
9913 * doc/extend.texi: Fix some more overfull hboxes.
9915 2002-02-21 Jakub Jelinek <jakub@redhat.com>
9917 PR optimization/4994
9918 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
9921 2002-02-21 Jakub Jelinek <jakub@redhat.com>
9924 * expr.h (expand_and): Add mode argument.
9925 * expmed.c (expand_and): Add mode argument.
9926 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
9927 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
9928 * except.c (expand_builtin_extract_return_addr): Likewise.
9929 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
9930 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
9931 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
9932 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
9933 * config/c4x/c4x.md: Use GEN_INT (x) instead of
9934 gen_rtx (CONST_INT, VOIDmode, x).
9936 2002-02-21 Jakub Jelinek <jakub@redhat.com>
9939 * stmt.c (warn_if_unused_value): Move side effects test once more.
9941 2002-02-20 Torbjorn Granlund <tege@swox.com>
9943 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
9944 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
9946 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
9948 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
9949 SUBREG or ZERO_EXTEND.
9951 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
9953 * sh.h (current_function_anonymous_args): Remove.
9954 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
9955 of current_function_varargs and current_function_stdarg is set.
9956 * sh.c (sh_expand_prologue): Check current_function_varargs /
9957 current_function_stdarg / TARGET_SH5 instead of
9958 current_function_anonymous_args.
9960 * sh64.h (TARGET_VERSION): Define.
9962 2002-02-20 David Edelsohn <edelsohn@gnu.org>
9964 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
9965 VRSAVE_REGNO on TARGET_ALTIVEC.
9967 2002-02-20 Alan Modra <amodra@bigpond.net.au>
9969 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
9970 bits of SImode const_int.
9971 (includes_rshift_p): Likewise.
9972 (print_operand): Call mask_operand and mask64_operand with correct
9974 (rs6000_output_function_epilogue): Pad traceback table to word.
9975 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
9976 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
9977 mask64_operand with correct mode.
9978 (FUNCTION_ARG_REGNO_P): Correct parentheses.
9980 2002-02-20 Jakub Jelinek <jakub@redhat.com>
9983 * varasm.c (get_pool_constant_mark): New.
9984 * rtl.h (get_pool_constant_mark): Add prototype.
9985 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
9986 be represented if it has not been output.
9988 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
9990 * combine.c (do_SUBST): Sanity check substitutions of
9991 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
9992 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
9993 CONST_INT into its operand.
9994 (known_cond): Likewise, for ZERO_EXTEND.
9995 * simplify-rtx.c (simplify_unary_operation): Fix condition to
9996 allow for simplification of wide modes. Reject CONST_INTs in
9997 ZERO_EXTEND when their actual mode is not given.
9999 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
10001 * c-decl.c (pushdecl): If no global declaration is found for an
10002 extern declaration in block scope, try a limbo one.
10004 2002-02-20 Jakub Jelinek <jakub@redhat.com>
10007 * c-common.c (pointer_int_sum): Moved from...
10008 * c-typeck.c (pointer_int_sum): ...here.
10009 * c-common.h (pointer_int_sum): Add prototype.
10011 2002-02-20 Jakub Jelinek <jakub@redhat.com>
10014 * c-decl.c (duplicate_decls): Return 0 if issued error about
10017 2002-02-20 Roger Sayle <roger@eyesopen.com>
10018 Jakub Jelinek <jakub@redhat.com>
10021 * tree.c (host_integerp): Ensure that the constant integer is
10022 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
10023 when pos is zero or non-zero respectively. Clarify comment.
10024 * c-format.c (check_format_info_recurse): Fix host_integerp
10025 usage; the pos argument should be zero when assigning to a
10026 signed HOST_WIDE_INT.
10028 2002-02-20 Richard Henderson <rth@redhat.com>
10030 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
10031 of the operand, rather than assuming TImode.
10032 (ix86_expand_binop_builtin): Cope with commutative patterns
10033 using nonimmediate_operand for both operands.
10034 (ix86_expand_timode_binop_builtin): Likewise.
10035 (ix86_expand_store_builtin): Validate operand 1.
10036 (ix86_expand_unop1_builtin): Likewise.
10038 2002-02-20 Philip Blundell <philb@gnu.org>
10041 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
10043 2002-02-20 Richard Henderson <rth@redhat.com>
10046 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
10048 2002-02-20 Tom Tromey <tromey@redhat.com>
10050 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
10051 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
10052 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
10053 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
10054 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
10057 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
10059 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
10060 for (const_int 0) in X not just INTVAL.
10062 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
10064 * doc/extend.texi: Avoid or reduce overfull hboxes.
10066 2002-02-20 Diego Novillo <dnovillo@redhat.com>
10068 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
10069 operations if the field does not start at a mode boundary.
10071 2001-02-20 Joel Sherrill <joel@OARcorp.com>
10073 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
10074 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
10075 Also done for -Acpu and -Amachine.
10077 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
10079 * cppinit.c (init_dependency_output): Take deps output file
10080 from -o if none given with -MF. Suppress normal output.
10081 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
10082 * doc/cpp.texi, doc/invoke.texi: Update.
10084 2002-02-19 Zack Weinberg <zack@codesourcery.com>
10086 * toplev.c (output_quoted_string): Write unprintable
10087 characters with octal escapes.
10089 2002-02-19 David Edelsohn <edelsohn@gnu.org>
10091 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
10092 really_call_used[VRSAVE_REGNO] if not Altivec.
10094 2002-02-19 Alan Modra <amodra@bigpond.net.au>
10096 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
10098 (constant_pool_expr_1): Fix formatting.
10099 (rs6000_legitimize_reload_address): Likewise.
10101 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10103 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
10104 now that we have one.
10106 2002-02-19 Zack Weinberg <zack@codesourcery.com>
10108 * tree.h (struct tree_common): Remove aux. Add unused_0 at
10109 end of first block of bitfields (which was only seven bits);
10110 rename dummy to unused_1; remove comment which is no longer true.
10112 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
10114 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
10116 2002-02-19 Philip Blundell <pb@nexus.co.uk>
10119 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
10123 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
10124 arm_is_longcall_p rather than inspecting call-type cookie
10126 (call_value_insn) [TARGET_THUMB]: Likewise.
10128 2002-02-19 Graham Stott <grahams@redhat.com>
10130 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
10132 2002-02-19 David Edelsohn <edelsohn@gnu.org>
10134 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
10135 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
10136 (FP_SAVE_INLINE): Delete.
10138 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
10139 * config/rs6000/eabi.asm: Remove ABI save restore routines.
10140 * config/rs6000/t-ppccomm: Build crtsavres.o.
10141 * config/rs6000/crtsavres.asm: New file.
10143 2002-02-19 Philip Blundell <philb@gnu.org>
10145 * config/arm/arm.c (use_return_insn): Don't reject interrupt
10147 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
10148 (output_return_instruction): Allow interrupt functions to return with
10149 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
10150 (arm_expand_prologue): Subtract 4 before stacking LR in an
10151 interrupt function.
10153 2002-02-19 Philip Blundell <pb@nexus.co.uk>
10155 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
10156 decl, not just FUNCTION_DECL.
10157 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
10158 (arm_assemble_integer): Likewise.
10159 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
10162 2002-02-19 matthew green <mrg@eterna.com.au>
10164 * config.gcc (sparc-*-netbsdelf*): Enable target.
10165 (sparc64-*-netbsd*): New target.
10166 * config/sparc/netbsd-elf.h: New file.
10167 * config/sparc/t-netbsd64: New file.
10169 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
10171 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
10173 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
10175 * doc/invoke.texi: explicitly list the style guidelines that
10176 -Weffc++ checks for.
10178 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
10180 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
10182 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
10185 * gcc.c (cpp_unique_options): Treat -o as indicating object file
10186 only if not -E. If -E, pass -o through to the preprocessor.
10188 2002-02-19 Kazu Hirata <kazu@hxi.com>
10190 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
10191 register number with an appropriate macro.
10193 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
10195 * doc/rtl.texi (Constants): Close @code tag.
10197 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
10199 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
10200 ("mmx_uavgv4hi3"): Same.
10201 ("pmulhrwv4hi3"): Same.
10203 * tree-inline.c (walk_tree): Handle vectors.
10205 * c-common.c (constant_expression_warning): Handle vectors.
10206 (overflow_warning): Same.
10208 * sched-deps.c (sched_analyze_2): Handle vectors.
10210 * rtlanal.c (rtx_unstable_p): Handle vectors.
10211 (rtx_varies_p): Same.
10212 (count_occurrences): Same.
10213 (regs_set_between_p): Same.
10214 (modified_between_p): Same.
10215 (modified_in_p): Same.
10216 (volatile_insn_p): Same.
10217 (volatile_refs_p): Same.
10218 (side_effects_p): Same.
10219 (may_trap_p): Same.
10220 (inequality_comparisons_p): Same.
10221 (replace_regs): Same.
10222 (computed_jump_p_1): Same.
10224 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
10226 (inner_mode_array): New.
10227 (copy_rtx): Handle vectors.
10228 (copy_most_rtx): Same.
10229 (rtx_equal_p): Same.
10230 (get_mode_alignment): Adjust for vectors.
10232 * resource.c (mark_referenced_resources): Handle vectors.
10233 (mark_set_resources): Same.
10235 * reload1.c (eliminate_regs): Handle vectors.
10236 (elimination_effects): Same.
10237 (scan_paradoxical_subregs): Same.
10239 * reload.c (subst_reg_equivs): Handle vectors.
10241 * regrename.c (scan_rtx): Handle vectors.
10243 * regclass.c (reg_scan_mark_refs): Handle vectors.
10245 * recog.c (find_single_use_1): Handle vectors.
10247 * local-alloc.c (equiv_init_varies_p): Handle vectors.
10248 (contains_replace_regs): Same.
10249 (memref_referenced_p): Same.
10251 * integrate.c (copy_rtx_and_substitute): Handle vectors.
10252 (subst_constants): Same.
10254 * genattrtab.c (attr_copy_rtx): Handle vectors.
10255 (encode_units_mask): Same.
10256 (clear_struct_flag): Same.
10257 (count_sub_rtxs): Same.
10259 * gcse.c (want_to_gcse_p): Handle vectors.
10260 (oprs_unchanged_p): Same.
10261 (hash_expr_1): Same.
10262 (oprs_not_set_p): Same.
10263 (expr_killed_p): Same.
10264 (compute_transp): Same.
10265 (store_ops_ok): Same.
10267 * function.c (purge_addressof_1): Do not allow paradoxical subregs
10269 (fixup_var_refs_1): Same.
10270 (instantiate_virtual_regs_1): Same.
10272 * fold-const.c (operand_equal_p): Handle vectors.
10274 (rtl_expr_nonnegative_p): Same.
10276 * flow.c (mark_used_regs): Handle vectors.
10278 * df.c (df_uses_record): Handle vectors.
10280 * cselib.c (cselib_subst_to_values): Handle vectors.
10281 (cselib_mem_conflict_p): Same.
10284 * cse.c (canon_reg): Handle vectors.
10286 (cse_process_notes): Same.
10287 (count_reg_usage): Same.
10288 (canon_hash): Same.
10290 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
10292 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
10294 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
10295 (gen_rtx): Handle CONST_VECTOR.
10296 (gen_const_vector_0): New.
10297 (copy_rtx_if_shared): CONST_VECTORs can be shared.
10298 (reset_used_flags): Same.
10299 (copy_insn_1): Same.
10300 (initializer_constant_valid_p): Handle VECTOR_CST.
10302 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
10304 * doc/rtl.texi (Constants): Document const_vector.
10305 (CONST0_RTX): Update for vectors.
10306 (RTL sharing): Same.
10308 * print-tree.c (print_node): Add case for VECTOR_CST.
10310 * tree.h (TREE_VECTOR_CST_ELTS): New.
10311 (struct tree_vector): New.
10312 (union tree_node): Add vector node.
10313 (build_vector): Add prototype.
10315 * tree.def (VECTOR_CST): New.
10317 * tree.c (build_vector): New.
10319 * expmed.c (make_tree): Handle CONST_VECTOR.
10321 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
10322 (CONST_VECTOR_ELT): New.
10323 (CONST_VECTOR_NUNITS): New.
10325 * machmode.h (GET_MODE_INNER): New.
10326 (DEF_MACHMODE): Accept 8th arg.
10328 * machmode.def: Add 8th argument for vector inner mode.
10329 Add inner vector modes for vectors.
10331 * rtl.def (VEC_CONST): Remove.
10332 (CONST_VECTOR): New.
10334 * expr.c (clear_storage): Allow vectors.
10335 (is_zeros_p): Handle VECTOR_CST.
10337 * varasm.c (output_constant_pool): Handle vectors.
10338 (rtx_const): Add veclo and vechi fields.
10339 (kind): Add RTX_VECTOR.
10340 (decode_rtx_const): Add case for vector.
10342 * config/rs6000/rs6000-protos.h: Add zero_constant.
10344 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
10345 constants. Force easy vector constants into memory.
10346 (easy_vector_constant): New.
10347 (emit_easy_vector_constant): New.
10348 (rs6000_legitimize_reload_address): Do not generate bad reloads on
10351 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
10353 ("altivec_lvxl"): Same.
10354 (altivec_lvebx): Same.
10355 (altivec_lvehx): Same.
10356 (altivec_lvewx): Same.
10357 ("*movv4si_const0"): New.
10358 ("*movv4sf_const0"): New.
10359 ("*movv8hi_const0"): New.
10360 ("*movv16qi_const0"): New.
10362 2002-02-18 Kazu Hirata <kazu@hxi.com>
10364 * config/h8300/h8300.c (notice_update_cc): Use
10367 2002-02-18 Kazu Hirata <kazu@hxi.com>
10369 * config/h8300/h8300.md (divmod patterns): Change the
10370 constraints for operands[1] to register_operand.
10372 2002-02-18 Kazu Hirata <kazu@hxi.com>
10374 * config/h8300/h8300-protos.h: Remove the prototype for
10376 * config/h8300/h8300.c (p_operand): Remove.
10377 * config/h8300/h8300.md: Replace p_operand with
10380 2002-02-18 Philip Blundell <pb@nexus.co.uk>
10382 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
10384 (output_return_instruction): Allow use of LDR to unstack
10385 return addresss even for interrupt handlers or when
10386 interworking. If compiling for ARMv5, use interworking-safe
10387 return instructions by default. Remove duplicated code and
10388 lengthy "strcat" sequences.
10390 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10392 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
10393 (LINK_EH_SPEC): Define.
10394 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
10396 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
10398 * config/s390/s390.c (s390_emit_prologue): Do not set the
10399 frame_related flag for call-clobbered registers.
10401 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
10403 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
10404 (construct_container): Fix handling of SSE operands.
10405 (ix86_expand_builtin): Fix handling of 64bit pointers.
10406 (mmx_maskmovq_rex): New pattern.
10408 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
10410 * regrename.c (kill_set_value): Handle subregs properly.
10412 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
10414 * objc/objc-act.c (handle_impent): Remove leading '*'
10415 from objc_class_name.
10417 2002-02-17 Richard Henderson <rth@redhat.com>
10419 * config/alpha/alpha.c (some_small_symbolic_operand,
10420 some_small_symbolic_operand_1, split_small_symbolic_operand,
10421 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
10422 Handle small SYMBOL_REFs anywhere, not just inside memories.
10423 * config/alpha/alpha-protos.h: Update.
10424 * config/alpha/alpha.h (PREDICATE_CODES): Update.
10425 * config/alpha/alpha.md (small symbolic operand splitter): Update.
10427 2002-02-17 Roland McGrath <roland@frob.com>
10429 * config.gcc (powerpc-*-gnu-gnualtivec*,
10430 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
10431 * config/rs6000/gnu.h: New file.
10432 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
10433 Grok "gnu" in rs6000_abi_name.
10434 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
10435 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
10436 Grok -mcall-gnu analogous to -mcall-linux et al.
10437 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
10438 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
10439 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
10441 2002-02-17 Jakub Jelinek <jakub@redhat.com>
10444 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
10447 2002-02-17 Philipp Thomas <pthomas@suse.de>
10449 * config/cris/cris.h: Undefine STARTFILE_SPEC and
10450 ENDFILE_SPEC before (re)defining them.
10452 2002-02-17 Kazu Hirata <kazu@hxi.com>
10454 * config/h8300/h8300.c: Fix formatting.
10455 * config/h8300/h8300.h: Likewise.
10457 2002-02-17 Philipp Thomas <pthomas@suse.de>
10459 * doc/tm.texi: Explain why empty strings should not be
10460 marked for translation.
10462 2002-02-17 Philipp Thomas <pthomas@suse.de>
10464 * final.c (output_operand_lossage): Changed to accept
10465 printf style arguments. Change calls where necessary.
10466 * output.h (output_operand_lossage): Change declaration
10467 accordingly. Update copyright.
10468 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
10469 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
10470 Update copyright date where necessary.
10472 * config/i386/i386.c (print_operand): Likewise. Remove use of
10475 * config/cris/cris.c (cris_operand_lossage): Likewise.
10476 Rename parameter so that exgettext recognizes it as
10477 translatable message.
10478 (LOSE_AND_RETURN): Rename parameter to msgid.
10480 2002-02-17 Kazu Hirata <kazu@hxi.com>
10482 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
10483 hard coded register number with an appropriate macro.
10484 (HARD_REGNO_MODE_OK): Likewise.
10485 (ARG_POINTER_REGNUM): Likewise.
10486 (STATIC_CHAIN_REGNUM): Likewise.
10487 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
10488 * config/h8300/h8300.md (define_constants): Define more
10491 2002-02-17 Philipp Thomas <pthomas@suse.de>
10493 * config/i386/i386.h: Don't mark empty strings for translation.
10495 2002-02-16 H.J. Lu <hjl@gnu.org>
10497 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
10499 2002-02-16 Zack Weinberg <zack@codesourcery.com>
10501 * cppinit.c (merge_include_chains): Check for brack being
10502 NULL before attempting to merge it with qtail.
10504 2002-02-16 Andrew Cagney <ac131313@redhat.com>
10506 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
10509 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10511 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
10513 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10515 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
10516 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
10517 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
10519 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10521 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
10522 now only if !TARGET_FIX.
10523 (*movsi_nt_vms_fix): New pattern.
10525 2002-02-16 Douglas B Rupp <rupp@gnat.com>
10527 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
10528 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
10529 (alpha_sa_mask, alpha_sa_size): Reflect above change.
10530 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
10531 (alpha_start_function, alpha_expand_epilogue): Likewise.
10532 (unicosmk_gen_dsib): Likewise.
10534 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10536 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
10538 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
10540 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
10541 check_and_change_labels, s390_final_chunkify): Delete.
10542 (s390_split_branches, s390_chunkify_pool): New functions.
10543 (s390_function_prologue): Call them.
10545 * config/s390/s390.h (S390_REL_MAX): Delete.
10546 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
10548 * config/s390/s390.md (cjump, icjump, jump): Fix length
10549 attribute calculation.
10552 2002-02-15 David Edelsohn <edelsohn@gnu.org>
10554 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
10555 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
10557 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
10559 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
10560 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
10561 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
10563 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
10565 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
10567 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
10569 * reload.c (find_dummy_reload): Check that an output register
10570 is valid for its mode.
10572 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
10574 * combine.c (known_cond): After replacing the REG of a SUBREG, try
10577 * function.c (assign_parms): Demote promoted argument passed by
10578 transparent reference.
10580 2001-02-14 Joel Sherrill <joel@OARcorp.com>
10582 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
10583 -Acpu() and -Amachine() to eliminate warnings.
10585 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
10587 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
10589 2002-02-14 Kazu Hirata <kazu@hxi.com>
10591 * config/h8300/h8300-protos.h: Update the prototype for
10593 * config/h8300/h8300.c (const_costs): Treat SET as a little
10594 more expensive operation.
10595 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
10596 reference to const_costs.
10598 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
10600 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
10602 2002-02-14 Jakub Jelinek <jakub@redhat.com>
10605 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
10606 use arguments from newtype.
10608 2002-02-13 Eric Christopher <echristo@redhat.com>
10610 * config/mips/mips.c (override_options): Add check for march/mipsX
10611 on the same command line. Fix error message in cpu processing.
10612 Remove architecture and ISA checks.
10614 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
10616 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
10618 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
10620 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
10622 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
10624 ("*movv8hi_internal1"): Same.
10625 ("*movv16qi_internal1"): Same.
10626 ("*movv4sf_internal1"): Same.
10628 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
10629 not push_reload for altivec modes.
10631 2002-02-13 Joel Sherrill <joel@OARcorp.com>
10633 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
10634 all RTEMS targets including removal of #includes from config/*/rtems*.h
10635 file and adding them to tm_file setting. Added xm_defines=POSIX to
10637 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
10638 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
10639 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
10640 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
10641 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
10642 config/m68k/rtemself.h: Ditto.
10643 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
10644 config/mips/rtems64.h: Ditto.
10645 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
10646 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
10648 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
10649 config/sparc/rtemself.h: Ditto.
10650 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
10651 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
10652 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
10654 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
10655 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
10656 target made more similar to i386-elf.
10657 * config/i386/t-rtems-i386: Added soft float support and multilibs.
10658 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
10659 be similar to config/m68k/t-m68kelf.
10660 * gthr-rtems.h: Encapsulate with extern "C" for C++.
10662 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
10664 * regmove.c (kill_value): Handle subregs.
10666 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
10668 * i386.md (mul patterns): Allow memory operand to be first;
10669 add expanders where needed; fix constraints.
10670 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
10671 Allow memory operand to be the first.
10673 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
10676 2002-02-13 Jakub Jelinek <jakub@redhat.com>
10679 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
10682 2002-02-13 Jakub Jelinek <jakub@redhat.com>
10684 PR optimization/5547:
10685 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
10686 all valid IA-32 address modes involving non-scaled %ebx and
10687 GOT/GOTOFF as displacement.
10689 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
10691 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
10692 after emitting ltorg insns.
10694 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
10695 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
10696 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
10697 *abssf2): Fix "op_type" attribute.
10699 2002-02-13 Douglas B Rupp <rupp@gnat.com>
10701 * mkconfig.sh: Avoid using a subshell redirect.
10702 ($output.T): Change to $(output)T.
10703 (ENABLE_NLS): Remove unneeded undef.
10705 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
10706 * config/alpha/x-vms (libsubdir): Define.
10708 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
10709 register frame procedures. Optimize retrieving context.
10711 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
10712 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
10713 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
10715 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10717 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
10718 Make same change as for find_base_value.
10720 2002-02-13 Kazu Hirata <kazu@hxi.com>
10722 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
10723 of QImode and SImode.
10725 2002-02-13 Kazu Hirata <kazu@hxi.com>
10727 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
10728 length computation of movsi.
10729 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
10731 2002-02-13 Kazu Hirata <kazu@hxi.com>
10733 * config/h8300/h8300.md (subqi3): Tighten the predicate for
10734 operands[2] to register_operand.
10736 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
10738 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
10740 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
10742 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
10743 for altivec_lvx* and altivec_stvx*.
10744 ("*movv4si_internal"): Add constraint for loading from GPRs.
10745 ("*movv8hi_internal1"): Same.
10746 ("*movv16qi_internal1"): Same.
10747 ("*movv4sf_internal1"): Same.
10749 * config/rs6000/rs6000.c (altivec_register_operand): New.
10751 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
10752 altivec_register_operand.
10754 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
10756 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
10759 2002-02-13 Stan Shebs <shebs@apple.com>
10761 * c-typeck.c (digest_init): Handle vectors.
10762 (really_start_incremental_init): Same.
10763 (pop_init_level): Same.
10764 (process_init_element): Same.
10766 * varasm.c (output_constant): Same.
10768 * expr.c (clear_storage): Same.
10769 (store_constructor): Same.
10771 2002-02-12 Eric Christopher <echristo@redhat.com>
10773 * explow.c (hard_function_value): Add comment explaining
10774 signed/unsigned comparison.
10776 2002-02-12 Jakub Jelinek <jakub@redhat.com>
10778 * jump.c (never_reached_warning): Add finish argument.
10779 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
10780 real insn after end.
10781 * rtl.h (never_reached_warning): Adjust prototype.
10782 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
10783 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
10784 never_reached_warning.
10786 2002-02-12 Graham Stott <grahams@redhat.com>
10788 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
10790 2002-02-12 Kazu Hirata <kazu@hxi.com>
10792 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
10793 logical shifts on H8/300.
10794 (shift_alg_si): Improve several shifts on H8/300.
10795 (get_shift_alg): Likewise.
10797 2002-02-12 Graham Stott <grahams@redhat.com>
10799 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
10801 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10803 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
10804 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
10806 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
10808 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
10809 non-CONST_INT through default_assemble_integer.
10810 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
10811 <case 8>: Abort for CONST_DOUBLE.
10813 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10815 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
10817 * config/pa/pa-linux.h (LIB_SPEC): Delete.
10818 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
10820 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
10822 * config/stormy16/stormy16.md (zero_extendqihi2): New.
10824 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
10826 * regrename.c (regrename_optimize): Don't accept a
10827 part-clobbered register if the replaced register is not part
10830 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
10831 take padding into account when computing the argument value.
10833 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
10835 * combine.c (try_combine): Apply substitutions in
10836 CALL_INSN_FUNCTION_USAGE too.
10838 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
10840 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
10841 __builtin_altivec_abs*.
10844 * config/rs6000/rs6000.h (rs6000_builtins): Add
10845 ALTIVEC_BUILTIN_ABS*.
10847 * config/rs6000/altivec.h: Use const char for builtins expecting
10849 (vec_abs): New versions for C and C++.
10852 2002-02-10 Kazu Hirata <kazu@hxi.com>
10854 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
10857 2002-02-10 Kazu Hirata <kazu@hxi.com>
10859 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
10860 constant definition from h8300.md.
10861 (FRAME_POINTER_REGNUM): Likewise.
10862 * config/h8300/h8300.md (define_constants): Add FP_REG.
10864 2002-02-10 Kazu Hirata <kazu@hxi.com>
10866 * config/h8300/h8300.c (print_operand): Remove redundant code.
10868 2002-02-10 Kazu Hirata <kazu@hxi.com>
10870 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
10871 * config/h8300/h8300.c (byte_reg): Make it static.
10873 2002-02-10 Richard Henderson <rth@redhat.com>
10876 * c-typeck.c (incomplete_type_error): Handle flexible array members.
10878 2002-02-10 Richard Henderson <rth@redhat.com>
10881 * tree.c (append_random_chars): Don't abort if main_input_filename
10884 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
10886 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
10888 2002-02-10 Kazu Hirata <kazu@hxi.com>
10890 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
10891 (pushhi1): Likewise.
10893 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
10895 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
10896 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
10898 2002-02-09 David O'Brien <obrien@FreeBSD.org>
10900 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
10902 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
10904 2002-02-09 Kazu Hirata <kazu@hxi.com>
10906 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
10907 a half of an SImode register on H8/300.
10909 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
10911 * i386.md (movdi_2): Add missing '!'.
10913 2002-02-09 Kazu Hirata <kazu@hxi.com>
10915 * config/h8300/h8300.h: Fix formatting. Remove commented-out
10918 2002-02-09 Kazu Hirata <kazu@hxi.com>
10920 * config/h8300/h8300.md (length): Correct the distance valid
10921 for the short branch.
10923 2002-02-09 Kazu Hirata <kazu@hxi.com>
10925 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
10927 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
10929 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
10930 registers in SImode.
10931 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
10934 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
10937 Contribute sh64-elf.
10938 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
10939 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
10940 (sh_cannot_modify_jumps_p): New function.
10941 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
10942 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
10943 (sh_ms_bitfield_layout_p): New function.
10944 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
10945 Zack Weinberg <zack@codesourcery.com>
10946 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
10947 expand_simple_binop instead of expand_binop.
10948 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
10949 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
10950 use of .quad and .uaquad.
10951 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
10952 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
10953 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10954 * config/sh/sh.md (movdi_const, movdi_const_32bit,
10955 movdi_const_16bit): Make sure all CONSTs have modes.
10956 (sym2PIC): Ditto, but by adjusting all callers.
10957 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
10958 if the prologue calls the SHmedia argument decoder or register
10960 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10961 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
10962 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
10963 (sh_expand_epilogue): Don't emit USE of return target register.
10964 (prepare_move_operands): Legitimize DImode PIC addresses.
10965 (sh_media_register_for_return): Skip tr0, used to initialize the
10967 (sh_expand_prologue): Remove explicit USE of return register.
10968 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
10969 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
10970 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
10971 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
10972 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
10973 EXTRA_CONSTRAINT_T.
10974 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
10975 (MOVI_SHORI_BASE_OPERAND_P): New.
10976 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
10977 (EXTRA_CONSTRAINT_T): Define in terms of them.
10978 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
10979 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
10980 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
10981 alternatives supporting TARGET_REGS.
10982 (UNSPEC_GOTPLT): New constant.
10983 (movdi split): Move incrementing of LABEL_NUSES...
10984 (movdi_const, movdi_const_32bit): Here. Use
10985 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
10986 (movdi_const_16bit): New.
10987 (call, call_value) [flag_pic]: Use GOTPLT.
10988 (call_pop, call_value_pop): New expands.
10989 (call_pop_compact, call_pop_rettramp): New insns.
10990 (call_value_pop_compact, call_value_pop_rettramp): New insns.
10991 (sibcall) [flag_pic]: Use GOT.
10992 (builtint_setjmp_receiver): Remove bogus, unused expand.
10993 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
10994 (*pt, *ptb, ptrel): New insns.
10995 (sym2GOT): Handle DImode GOT.
10996 (sym2GOTPLT, symGOTPLT2reg): New expands.
10997 (sym2PIC): New expand.
10998 (shcompact_return_tramp): Use GOTPLT to return trampoline.
10999 (shcompact_return_tramp_i): Use return register explicitly.
11000 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
11001 disable flag_reorder_blocks.
11002 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
11003 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
11004 clobbers, for clarity.
11005 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
11006 restoring of r0 in macl as MAYBE_DEAD.
11007 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
11008 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
11009 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
11010 alter_subreg all over.
11011 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
11012 reload, instead of emitting instructions that would require
11014 (casesi_load_media): Add missing modes.
11015 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
11016 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
11017 as used if the argument decoder is called.
11018 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
11019 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
11020 Pmode, then extend it to DImode if necessary.
11021 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
11022 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
11023 constants in FPU-enabled SHmedia, let them be loaded from memory.
11024 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
11025 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
11026 Adjust whitespace in assembly output templates.
11027 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
11028 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
11029 mode of if_then_else.
11030 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
11031 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
11033 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
11034 Joern Rennecke <amylaar@redhat.com>
11035 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
11036 (SUBTARGET_CPP_PTR_SPEC): New.
11037 (SUBTARGET_CPP_SPEC): Remove.
11038 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
11039 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
11040 Fix typo in previous checkin.
11041 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
11042 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
11043 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
11044 Alexandre Oliva <aoliva@redhat.com>
11045 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
11046 what single FP register can hold for SHmedia target.
11047 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
11048 Alexandre Oliva <aoliva@redhat.com>
11049 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
11050 Do not split into SUBREG.
11051 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
11052 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
11053 and added new functions as specified in SH5 ABI r9.
11054 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
11055 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
11057 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
11058 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
11059 gen_consttable_4 and gen_consttable_8. Emit multiple labels
11060 and consttable_window_ends.
11061 2001-06-03 Graham Stott <grahams@redhat,com>
11062 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
11063 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
11064 * config/sh/sh.c (print_operand): Handle floating-point pair,
11065 vector and matrix registers.
11066 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
11067 vector modes into account.
11068 * config/sh/sh.md (movv2sf): Split move between registers into
11070 (movv4sf, movv16sf): Introduce insns that get split only after
11072 * config/sh/shmedia.h: Fix Copyright dates.
11073 * config/sh/ushmedia.h: Likewise. Move loop counter
11074 declarations into conditionals that uses them.
11075 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
11077 * config/sh/sshmedia.h: Fix Copyright dates.
11078 (sh_media_PUTCFG): Fix constraints.
11079 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
11080 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
11081 ptrmemfunc_vbit_in_delta for SH5.
11082 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
11083 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
11084 * invoke.texi: Likewise.
11085 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
11086 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
11087 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
11088 GCC_pop_shmedia_regs_nofpu): New global symbols.
11089 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
11090 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
11091 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
11092 compact function with nonlocal labels.
11093 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
11094 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
11095 (initial_elimination_offset): Account for their stack space.
11096 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
11097 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
11098 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
11099 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
11100 least one of the operands to be a register.
11101 (movv2sf): Likewise. Renamed to movv2sf_i.
11102 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
11103 prepare_move_operands() before emitting SHmedia insns.
11104 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
11105 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
11106 Don't save nor initialize r12. Don't mis-align the stack.
11107 Pad the code with a nop.
11108 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
11110 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
11111 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
11112 [__SHMEDIA__]: Implement.
11113 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
11114 * config/sh/sh.md: Set latency of `pt' closer to reality.
11115 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
11116 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
11117 Set move, load and store type attributes.
11118 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
11119 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
11121 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
11122 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
11123 * config/sh/sh.c (sh_media_register_for_return): New function.
11124 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
11125 branch-target register.
11126 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
11127 * config/sh/sh.md (return_media_i): Use any call-clobbered
11128 branch-target register.
11129 (return_media): If r18 wasn't copied in the prologue, copy it
11131 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
11132 Clear class FP0_REGS.
11133 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
11135 2001-03-08 DJ Delorie <dj@redhat.com>
11136 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
11137 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
11138 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
11139 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
11140 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
11141 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
11142 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
11143 return value correctly for call_cookie.
11144 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
11145 * config/sh/crt1.asm (start): Modified so as to call
11146 ___setup_argv_and_call_main.
11147 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
11148 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
11150 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
11151 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
11152 (STRIP_NAME_ENCODING): Use it.
11153 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
11154 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11155 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
11156 prepare_scc_operands().
11157 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
11158 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
11159 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
11160 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
11161 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11162 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
11163 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
11164 used in shcompact_incoming_args.
11165 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
11167 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
11169 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
11170 Adjust accordingly.
11171 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11172 Simplify. Adjust. Add sanity check.
11173 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
11175 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
11177 (udivsi3, divsi3): Use them.
11178 (force_mode_for_call): New insn.
11179 (call, call_value, sibcall_value): Emit it before SHcompact
11181 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11182 * config/sh/sh.md (call, call_value, sibcall): Make sure the
11183 call cookie is non-NULL before taking its value.
11184 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
11185 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
11186 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
11187 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
11189 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
11190 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
11191 temporary for stack adjusts. Use MACL and MACH to pass
11192 arguments to shcompact_incoming_args.
11193 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
11195 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
11196 (nested_trampoline): Load static chain address into r1.
11197 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
11198 2001-01-07 Alexandre Oliva <aoliva@redhat.com
11199 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
11200 fp_arith_reg_operand().
11201 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
11202 * config/sh/sh.md (casesi): Sign-extend the first two operands,
11203 and use signed compares for them.
11204 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
11205 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
11206 ones properly aligned.
11207 (find_barrier): Account for extra alignment needed for 8-byte wide
11209 (machine_dependent_reorg): Require a label for the second 4-byte
11210 constant after an 8-byte one.
11211 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
11213 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11214 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
11215 last_float when switching float modes.
11216 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
11217 auto-increment for general-purpose registers.
11218 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
11220 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
11222 * config/sh/sh.c (sh_builtin_saveregs): Support using all
11223 registers for varargs.
11224 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
11225 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
11226 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
11227 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
11228 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
11229 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
11230 call_cookie accordingly.
11231 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
11232 (SHCOMPACT_BYREF): Likewise.
11233 (SHCOMPACT_FORCE_ON_STACK): New macro.
11234 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
11235 (sh_builtin_saveregs): Likewise.
11236 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
11237 shcompact_incoming_args): Use new shift values. Support
11238 sequences of consecutive and non-consecutive pushes/pops.
11239 * config/sh/sh.md (return): Don't explicitly use PR_REG.
11240 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
11241 * config/sh/sh.h (TEXT_SECTION): Define.
11242 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
11243 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
11244 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
11245 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
11246 return values on FPU-enabled SHmedia.
11247 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
11248 FPU-enabled SHmedia.
11249 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
11250 value is returned in a non-FP reg and is not returned by
11252 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
11254 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
11255 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
11256 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
11257 quad-aligned to be passed by callee-copy reference.
11258 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
11259 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
11260 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
11261 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
11262 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
11263 copying low-numbered FP regs to r7 and r8.
11264 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
11265 FP regs to general-purpose regs only if the copy was passed on the
11267 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
11268 copying FP reg to r9.
11269 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
11270 copy FP regs to general-purpose regs only in outgoing calls.
11271 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
11272 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
11274 * config/sh/sh.h (struct sh_args): Document all fields.
11275 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
11276 passed partially on the stack should not consider making
11278 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
11279 stack_regs only for incoming calls. When passing FP args,
11280 make sure there are FP regs available before modifying
11282 (SHCOMPACT_BYREF): Pass double args in general-purpose
11283 registers by reference.
11284 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
11285 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
11286 attempt to generate sibcalls if the caller got any arguments
11288 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
11289 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
11290 to 8-byte boundaries.
11291 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
11292 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
11293 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
11294 stored in the stack.
11295 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
11296 for the offsets to have the ISA bit set.
11297 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
11298 invocation. Use beq instead of bgt to mark end of sequence of
11300 (shcompact_incoming_args): Fix store of r2. Use beq instead of
11301 bgt to mark end of sequence of stores.
11302 * config/sh/sh.c (arith_operand): Don't check whether
11303 CONST_OK_FOR_J for now.
11304 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
11305 instead of long for conversion.
11306 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
11307 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
11308 before passing it to fprintf.
11309 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
11310 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
11311 Call set_fpscr before reading/writing SR.
11312 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
11314 * config/sh/lib1funcs.asm: Add `.align 2' directives before
11316 (FMOVD_WORKS): Define on SH5 with FPU.
11317 (set_fpscr): Define on SH5. Remove separate _fpscr_values
11319 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
11321 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
11322 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
11324 (ia_main_table): Ditto.
11325 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
11326 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
11327 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
11328 the definitions from sh.h.
11329 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
11331 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
11332 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
11333 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
11334 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
11335 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
11336 Increment LABEL_NUSES.
11338 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
11340 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
11342 * config/sh/elf.h (SIZE_TYPE): Likewise.
11343 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
11344 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
11345 shcompact_incoming_args): Load switch table addresses using
11347 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
11348 (NO_BUILTIN_SIZE_TYPE): Define.
11349 (SIZE_TYPE): Don't define.
11350 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
11351 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
11352 definition of __SH5__=32 for -m5-compact-nofpu.
11353 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
11355 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
11356 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
11357 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
11358 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
11359 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
11360 (INSN_LENGTH_ALIGNMENT): Likewise.
11361 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
11362 * config/sh/sh.md (call, call_value, sibcall): Simplify
11363 copying of non-branch-target register.
11364 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
11365 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
11366 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
11367 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
11368 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
11369 floating-point values as structs.
11370 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
11371 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
11372 general-purpose register.
11373 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
11374 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
11375 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
11376 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
11377 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
11378 (ENCODE_SECTION_INFO): Enclose variables and constants in
11380 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
11381 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
11382 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
11383 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
11384 only for LABEL_REFs. For SYMBOL_REFs, prepend
11385 SH_DATALABEL_ENCODING to the symbol name.
11386 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
11388 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
11389 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
11391 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
11392 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
11393 (DATALABEL_REF_P): Don't require CONST.
11394 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
11396 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
11397 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
11399 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
11400 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
11401 Use shallow_copy_rtx and PUT_MODE to change the mode of
11402 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
11403 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
11404 on SHmedia using GENERAL_REGs.
11405 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
11406 bltu_media_i): Fix reversion of conditions.
11407 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
11408 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
11409 * config/sh/sh.c (output_far_jump): Save r13 in macl.
11410 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
11411 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
11412 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
11413 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
11414 (GCC_nested_trampoline): Likewise.
11415 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
11416 * config/sh/sh.c (gen_datalabel_ref): Define.
11417 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
11418 (INITIALIZE_TRAMPOLINE): Likewise.
11419 (TRAMPOLINE_ADJUST_ADDRESS): Define.
11420 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
11421 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
11422 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
11423 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
11424 (ic_invalidate): Adjust for SH5.
11425 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
11426 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
11427 _nested_trampoline.
11428 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
11429 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
11430 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
11431 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
11432 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
11433 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
11434 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
11435 * config/sh/sh.c (target_reg_operand): Match only target-branch
11436 registers and pseudos that aren't virtual registers.
11437 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
11438 Copy operands that don't match target_reg_operand to pseudos.
11439 (call_media, call_value_media, sibcall_media): Use
11440 target_reg_operand instead of target_operand.
11441 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
11442 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
11443 * config/sh/sh.c (target_reg_operand): Match hardware registers
11444 other than branch-target registers.
11445 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
11446 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
11447 (fpscr_values) [SH5 == 32]: Define.
11448 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
11449 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
11450 Handle function addresses coming in SUBREGs.
11451 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
11452 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
11453 shcompact_return_trampoline): Use datalabel where appropriate.
11454 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
11455 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
11456 general-purpose register to copy one branch-target register to
11458 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
11459 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
11460 SYMBOL_REFs with VOIDmode.
11461 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
11462 bltu_media_i): New insns.
11463 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
11464 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
11465 (INIT_CUMULATIVE_ARGS): Likewise.
11466 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
11467 * machmode.def (V16SFmode): New mode.
11468 * c-common.c (type_for_mode): Support V2SF and V16SF.
11469 * tree.c (build_common_tree_nodes_2): Likewise.
11470 * tree.h (tree_index): Likewise.
11471 * calls.c (emit_call_1): Take args_so_far. Adjust all
11472 callers. Introduce CALL_POPS_ARGS.
11473 * tm.texi (CALL_POPS_ARGS): Document.
11474 * config/sh/crt1.asm: Implement in SHmedia mode.
11475 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
11476 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
11477 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
11478 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
11479 Implement divsi and udivsi in SHmedia mode. Introduce
11480 SHcompact trampolines.
11481 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
11483 (regno_reg_class): Rewrite.
11484 (fp_reg_names): Remove.
11485 (sh_register_names, sh_additional_register_names): New.
11486 (print_operand): Added `u'. Support SUBREGs in addresses.
11487 Add parentheses around shifted CONSTs.
11488 (output_file_start): Output .mode and .abi directives.
11489 (shiftcosts, addsubcosts, multcosts): Adjust.
11490 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
11491 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
11492 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
11493 bytes, not registers. Take into account the need for the
11494 SHcompact incoming args trampoline. Adjust all callers.
11495 (sh_expand_prologue): Take stack_regs into account. Call
11496 incoming args trampoline. Keep stack aligned as per SH5 ABI.
11497 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
11498 stack aligned as per SH5 ABI.
11499 (sh_builtin_saveregs): Support SH5 ABI.
11500 (sh_build_va_list, sh_va_start): Likewise.
11501 (initial_elimination_offset): Take alignment into account.
11502 Compute location of PR according to the SH5 stack frame.
11503 (arith_reg_operand): Reject branch-target registers.
11504 (shmedia_6bit_operand): New.
11505 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
11506 (target_reg_operand): Match DImode only. Accept SUBREGs.
11507 (target_operand): New.
11508 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
11509 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
11510 SIBCALL_REGS for SHmedia.
11511 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
11512 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
11513 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
11514 (TARGET_SWITCHES): New SH5 flags.
11515 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
11516 VALID_REGISTER_P to disable unsupported registers.
11517 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
11518 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
11519 (FUNCTION_ARG_PADDING): Define.
11520 (FASTEST_ALIGNMENT): Adjust.
11521 (SH_REGISTER_NAMES_INITIALIZER): New.
11522 (sh_register_names): Declare.
11523 (DEBUG_REGISTER_NAMES): Define.
11524 (REGISTER_NAMES): Define based on sh_register_names.
11525 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
11526 (sh_additional_register_names): Declare.
11527 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
11528 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
11529 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
11530 (REGISTER_NATURAL_MODE): Define.
11531 (FIRST_PSEUDO_REGISTER): Adjust.
11532 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
11533 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
11534 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
11535 (VECTOR_MODE_SUPPORTED_P): Define.
11536 (REG_CLASS_CONTENTS): Adjust.
11537 (SMALL_REGISTER_CLASSES): Adjust.
11538 (REG_ALLOC_ORDER): Adjust.
11539 (INDEX_REG_CLASS): Adjust.
11540 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
11541 (CONST_OK_FOR_LETTER_P): Adjust.
11542 (PREFERRED_RELOAD_CLASS): Adjust.
11543 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
11544 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
11545 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
11546 (FIRST_FP_PARM_REG): Adjust.
11547 (CALL_POPS_ARGS): Define.
11548 (FUNCTION_ARG_REGNO_P): Adjust.
11549 (struct sh_args): New fields.
11550 (GET_SH_ARG_CLASS): Adjust.
11551 (INIT_CUMULATIVE_ARGS): Adjust.
11552 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
11553 (FUNCTION_ARG_ADVANCE): Adjust.
11554 (FUNCTION_ARG): Adjust.
11555 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
11556 (FUNCTION_ARG_CALLEE_COPIES): Define.
11557 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
11558 (STRICT_ARGUMENT_NAMING): Define.
11559 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
11560 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
11561 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
11562 (SETUP_INCOMING_VARARGS): Adjust.
11563 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
11564 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
11565 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
11566 (SUBREG_OK_FOR_INDEX_P): Adjust.
11567 (EXTRA_CONSTRAINT_S): Update.
11568 (EXTRA_CONSTRAINT_T): New.
11569 (EXTRA_CONSTRAINT): Adjust.
11570 (GO_IF_LEGITIMATE_INDEX): Adjust.
11571 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
11572 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
11573 (MOVE_MAX): Adjust.
11574 (MAX_MOVE_MAX): Define.
11576 (CONST_COSTS): Adjust.
11577 (REGISTER_MOVE_COST): Adjust.
11578 (BRANCH_COST): Adjust.
11579 (TEXT_SECTION_ASM_OP): Adjust.
11580 (DBX_REGISTER_NUMBER): Adjust.
11581 (ASM_OUTPUT_DOUBLE_INT): New.
11582 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
11583 (PREDICATE_CODES): Adjust.
11584 (PROMOTE_MODE): Adjust.
11585 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
11586 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
11587 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
11588 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
11589 (DR0_REG, DR2_REG, DR4_REG): Renumber.
11590 (TR0_REG, TR1_REG, TR2_REG): New.
11591 (XD0_REG): Renumber.
11592 (UNSPEC_COMPACT_ARGS): New.
11593 (type): Added pt and ptabs.
11594 (length): Default to 4 on SHmedia. Default pt length to 12
11595 and 20 on SHmedia32 and SHmedia64, respectively.
11596 (pt): New function unit.
11597 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
11598 Add whitespace between operands of SHmedia instructions.
11600 (adddi3_media, addsi3_media): Adjust constraints.
11601 (subsi3) [SHmedia]: Force operand 1 into a register.
11602 (udivsi3_i1_media, udivsi3_i4_media): New.
11603 (udivsi3): Support SHmedia.
11604 (divsi3_i1_media, divsi3_i4_media): New.
11605 (divsi3): Support SHmedia.
11606 (anddi3, iordi3, xordi3): Adjust constraints.
11607 (zero_extendhidi2, zero_extendqidi2): New.
11608 (extendsidi2, extendhidi2, extendqidi2): New.
11609 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
11610 (pop_e, pop_fpul, pop_4): Likewise.
11611 (movsi_media): Support FP and BT registers.
11612 (movsi_media_nofpu): New. Adjust splits to DImode.
11613 (lduw, ldub): Renamed to zero_extend* above.
11614 (movqi_media): Fix typo.
11615 (movdi_media): Support FP and BT registers.
11616 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
11617 (movdi_const_32bit): New.
11618 (shori_media): Require immediate operand. Use `u' for output.
11619 (movdf_media, movsf_media): Simplified.
11620 (movdf_media_nofpu, movsf_media_nofpu): New.
11621 (movdf, movsf): Adjust
11622 (movv2sf, movv2sf, movv16sf): New.
11623 (beq_media, beq_media_i): Adjust constraints. Don't use
11624 scratch BT register.
11625 (bne_media, bne_media_i): Likewise.
11626 (bgt_media, bgt_media_i): Likewise.
11627 (bge_media, bge_media_i): Likewise.
11628 (bgtu_media, bgtu_media_i): Likewise.
11629 (bgeu_media, bgeu_media_i): Likewise.
11630 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
11631 bunordered): Emit jump insn. Force operands to registers when
11633 (jump_media, jump): Simplify.
11634 (call_compact, call_compact_rettramp): New.
11635 (call_value_compact, call_value_compact_rettramp): New.
11636 (call_media, call_value_media): Simplify.
11637 (sibcall_compact, sibcall_media): New.
11638 (call, call_value): Adjust for SHmedia and SHcompact.
11639 (sibcall, sibcall_value, untyped_call): Likewise.
11640 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
11641 (indirect_jump): Adjust for SHmedia.
11642 (casesi_jump_media): New.
11643 (nop): Re-enable for SHmedia.
11644 (call_site): Restrict to SH1.
11645 (casesi): Adjust for SHmedia.
11646 (casesi_shift_media, casesi_load_media): New.
11647 (return): Explicitly use PR register. Call return trampoline
11649 (return_i): Explicitly use PR register.
11650 (shcompact_return_tramp, shcompact_return_tramp_i): New.
11651 (return_media): Adjust.
11652 (shcompact_incoming_args): New.
11653 (epilogue): Adjust.
11654 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
11655 (movstrsi): Disable on SH5.
11656 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
11657 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
11658 (subsf3, subsf3_media): Likewise.
11659 (mulsf3, mulsf3_media, mac_media): Likewise.
11660 (divsf3, divsf3_media): Likewise.
11661 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
11662 (floatsisf2, fux_truncsfsi2): Likewise.
11663 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
11665 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
11666 (cmpunsf_media, cmpsf): Likewise.
11667 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
11668 (abssf2, abssf2_media): Likewise.
11669 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
11670 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
11671 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
11672 (floatsidf2, fix_truncdfsi2): Likewise.
11673 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
11675 (cmpeqdf_media, cmpgtdf_media): Likewise.
11676 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
11677 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
11678 (absdf2, absdf2_media): Likewise.
11679 (extendsfdf2, extendsfdf2_media): Likewise.
11680 (truncsfdf2, truncsfdf2_media): Likewise.
11681 * config/sh/sh64.h: New file.
11682 * config/sh/t-sh64: New file.
11683 * config/sh/shmedia.h: New file.
11684 * config/sh/ushmedia.h: New file.
11685 * config/sh/sshmedia.h: New file.
11686 * configure.in: Added sh64-*-elf.
11687 * configure: Rebuilt.
11688 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
11689 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
11690 (reg_class_from_letter): Use `b' for TARGET_REGS.
11691 (print_operand): Support `%M', `%m', `AND' and
11692 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
11693 (andcosts): Adjust for SHmedia.
11694 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
11696 (target_reg_operand): New function.
11697 * config/sh/sh-protos.h (target_reg_operand): Declare.
11698 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
11699 FP registers on SH5.
11700 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
11702 (TARGET_REGISTER_P): New macro.
11703 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
11704 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
11705 (EXTRA_CONSTRAINT_S): New macro.
11706 (EXTRA_CONSTRAINT): Adjust.
11707 (FLOAT_TYPE_SIZE): Define to 32.
11708 (Pmode): DImode on SHmedia.
11709 (CONST_COSTS): Adjust for SHmedia literals.
11710 (PREDICATE_CODES): Added target_reg_operand.
11711 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
11712 * config/sh/sh.md: Remove all attrs from SHmedia insns.
11713 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
11714 (cmpdi): Accept SHmedia.
11715 (movdicc_false, movdicc_true): New insns.
11716 (movdicc): New expand.
11717 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
11719 (addsi3_media): Match `S' constraint.
11720 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
11721 (negdi2): Expand for SHmedia.
11722 (one_cmpldi2): New expand.
11723 (zero_extendsidi2): Change from expand to insn.
11724 (extendsidi2): Add constraints.
11725 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
11726 LD/ST address. Fix SI immediate loading split.
11727 (movhi_media, movqi_media, lduw, ldub): New insns.
11728 (movhi, movqi): Accept SHmedia.
11729 (shori_media, movdi_media): Relax input constraints. Split
11730 symbolic constants.
11731 (movdf_media, movsf_media): New insn. New split to movdi.
11732 (movdf, movsf): Match on SHmedia.
11733 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
11734 bgeu_media): New insns and splits. New insns with `_i' suffix.
11735 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
11736 (bunordered): New expand.
11737 (jump_compact): Renamed from `jump'.
11738 (jump_media): New insn.
11739 (jump): New expand.
11740 (call_media, call_value_media): New insns.
11741 (call, call_value): Adjust.
11742 (indirect_jump_compact): Renamed from `indirect_jump'.
11743 (indirect_jump_media): New insn.
11744 (indirect_jump): New expand.
11745 (untyped_call, return): Accept SHmedia.
11746 (return_media): New insn.
11747 (prologue, epilogue, blockage): Accept SHmedia.
11748 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
11749 (sunordered): New expand.
11750 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
11751 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
11752 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
11753 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
11754 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
11755 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
11756 abssf2_media): New insns.
11757 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
11758 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
11759 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
11760 floatdidf2, floatsidf2_media, fix_truncdfdi2,
11761 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
11762 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
11763 absdf2_media): New insns.
11764 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
11765 (extendsfdf2_media, truncdfsf2_media): New insns.
11766 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
11767 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
11768 * config/sh/sh.h (CONST_OK_FOR_J): Document.
11769 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
11770 * config/sh/sh.md (adddi3): New expand.
11771 (adddi3_media, adddi3z_media): New insns.
11772 (adddi3_compact): Renamed from adddi3.
11773 (addsi3_media): Use add.l r63 to add constant zero.
11774 (subdi3): New expand.
11775 (subdi3_media): New insn.
11776 (subdi3_compact): Renamed from subdi3.
11777 (mulsidi3): New expand.
11778 (mulsidi3_media): New insn.
11779 (mulsidi3_compact): Renamed from mulsidi3.
11780 (umulsidi3): New expand.
11781 (umulsidi3_media): New insn.
11782 (umulsidi3_compact): Renamed from umulsidi3.
11783 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
11784 (ashlsi3, ashrsi3, lshrsi3): Use them.
11785 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
11786 (ashldi3, ashrdi3, lshrdi3): Use them.
11787 (zero_extendsidi2): New expand.
11788 (extendsidi2): New insn.
11789 (movsi_media): New insn. Split to movdi to load constants.
11790 (movsi): Enable for shmedia.
11791 (movdi_media): New insn. Use shori_media to load wide constants.
11792 (short_media): New insn.
11793 (movdi): Enable for shmedia.
11794 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
11795 * config/sh/sh.h (CPP_SPEC): Added `m5'.
11796 (SUBTARGET_CPP_SPEC): Added `!m5'.
11797 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
11798 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
11799 to all other SH variants.
11800 (TARGET_DEFAULT): Set to SH1_BIT.
11801 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
11802 (BITS_PER_WORD): Raise to 64 on shmedia.
11803 (MAX_BITS_PER_WORD): Change to 64.
11804 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
11805 (INT_TYPE_SIZE): Keep as 32.
11806 (UNITS_PER_WORD): Raise to 8 on shmedia.
11807 (MIN_UNITS_PER_WORD): Keep as 4.
11808 (POINTER_SIZE): Raise to 64 on shmedia.
11809 (CONST_OK_FOR_J): New macro.
11810 (CONST_OK_FOR_LETTER_P): Use it.
11811 (processor_type): Add PROCESSOR_SH5.
11812 * config/sh/sh.md: Conditionalize all expands, insns and
11813 splits to TARGET_SH1.
11815 (addsi3_compact): Renamed from...
11816 (addsi3): Now an expand.
11817 (addsi3_media, subsi3_media): New insns.
11818 (subsi3): Don't negate constants with SHmedia.
11820 * hooks.c: New file.
11821 * hooks.h: New file.
11822 * Makefile.in (HOOKS_H): New.
11823 (TARGET_DEF_H): Added $(HOOKS_H).
11824 (OBJS): Added hooks.o.
11825 (cfgcleanup.o, bb-reorder.o): Added target.h.
11826 (hooks.o): Added dependencies.
11827 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
11828 (TARGET_INITIALIZER): this.
11829 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
11830 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
11831 * bb-reorder.c: Include target.h.
11832 (reorder_basic_blocks): Skip if cannot modify jumps.
11833 * cfgcleanup.c: Include target.h.
11834 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
11836 2002-02-08 Chris Demetriou <cgd@broadcom.com>
11838 * config/mips/mips.md (casesi_internal, casesi_internal_di):
11839 Protect jump delay slot instructions with .set noreorder and
11842 2002-02-08 Chris Demetriou <cgd@broadcom.com>
11844 * config/mips/mips.md (casesi_internal_di): Calculate
11845 the index into the target offset table correctly.
11847 2002-02-08 Richard Henderson <rth@redhat.com>
11849 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
11850 * final.c (output_addr_const): Accept and discard SUBREG.
11851 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
11852 mark them unknown instead.
11853 (simplify_subtraction): Handle RTX_UNKNOWN.
11854 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
11856 2002-02-08 David Edelsohn <edelsohn@gnu.org>
11858 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
11860 2002-02-08 Richard Henderson <rth@redhat.com>
11862 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
11864 2002-02-08 Andreas Jaeger <aj@suse.de>
11866 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
11867 * config/i386/t-linux64: New file.
11869 2002-02-08 Jakub Jelinek <jakub@redhat.com>
11871 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
11872 * c-parse.in (compstmt): Clear last_expr_type.
11874 2002-02-07 Richard Henderson <rth@redhat.com>
11876 * loop.c (strength_reduce): Sink final_value when not
11879 2002-02-07 David O'Brien <obrien@FreeBSD.org>
11881 * config/sparc/freebsd.h: Fix mismatched spec {.
11883 2002-02-07 Richard Henderson <rth@redhat.com>
11885 * cfgrtl.c: Include recog.h and insn-config.h.
11886 (keep_with_call_p): Fix general_operand invocation.
11887 * Makefile.in (cfgrtl.o): Update dependencies.
11889 2002-02-07 Kazu Hirata <kazu@hxi.com>
11891 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
11892 comment. Accept HImode only if TARGET_H8300.
11894 2002-02-07 Eric Christopher <echristo@redhat.com>
11896 * config/mips/crtn.asm: Cleanup #ifdefs.
11898 2002-02-07 Eric Christopher <echristo@redhat.com>
11900 * config/mips/crti.asm: Add changes for mips16. mips16 uses
11901 register 7 as RA instead of $31.
11902 * config/mips/crtn.asm: Ditto.
11903 * config/mips/mips.c (mips_move_2words): Add case for
11904 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
11905 (compute_frame_size): Fix typo.
11906 (save_restore_insns): Ditto. Make documentation about using
11907 register $7 as return register more precise.
11908 (mips_expand_epilogue): Fix comment. Add code to work around not
11909 being able to add to the stack pointer directly.
11910 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
11911 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
11914 2002-02-07 Tom Rix <trix@redhat.com>
11916 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
11917 immediates in ldu and stdu DS opcode field.
11918 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
11919 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
11920 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
11922 2002-02-07 Jeff Sturm <jsturm@one-point.com>
11924 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
11925 offset for stack bias.
11927 2002-02-07 H.J. Lu <hjl@gnu.org>
11929 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
11931 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
11933 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
11935 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
11937 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
11938 * i386.c (x86_order_regs_for_local_alloc): New global function.
11939 * i386.h (REG_ALLOC_ORDER): CLeanup.
11940 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
11942 2002-02-07 Richard Henderson <rth@redhat.com>
11944 PR optimization/2463
11945 * alias.c (find_base_value): Recall base values for fixed hard regs.
11946 * loop.c (loop_regs_update): Don't use single_set on non-insns.
11948 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
11950 * config/mips/mips.md (define_delay) [mips16]: Adjust required
11953 2002-02-06 Richard Henderson <rth@redhat.com>
11956 * stmt.c (resolve_operand_name_1): Take more care with mixed
11957 named and unnamed operands.
11959 2002-02-06 Janis Johnson <janis187@us.ibm.com>
11960 Jan Hubicka <jh@suse.cz>
11962 * loop.c (remove_constant_addition): Avoid clobbering a shared
11965 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
11967 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
11968 * config/s390/t-linux64: New file.
11969 * config/s390/libgcc-glibc.ver: New file.
11971 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
11973 * config/s390/linux64.h: Delete file.
11974 * config/s390/s390x.h: New file.
11975 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
11976 as target header file.
11977 * config/s390/linux.h (TARGET_VERSION): Define depending on
11978 DEFAULT_TARGET_64BIT.
11979 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
11980 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
11981 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
11982 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
11983 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
11984 (EXTRA_SPEC): New define.
11985 * config/s390/s390.h (TARGET_VERSION): Define depending on
11986 DEFAULT_TARGET_64BIT.
11987 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
11989 2002-02-06 Jason Merrill <jason@redhat.com>
11991 * c-decl.c (finish_function): Warn about a non-void function with
11992 no return statement and no abnormal exit.
11993 (current_function_returns_abnormally): New variable.
11994 (start_function): Clear it.
11995 (struct c_language_function): Add returns_abnormally.
11996 (push_c_function_context): Save it.
11997 (pop_c_function_context): Restore it.
11998 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
11999 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
12000 an explicit return type.
12001 * c-tree.h: Declare current_function_returns_abnormally.
12002 (C_FUNCTION_IMPLICIT_INT): New macro.
12003 * c-typeck.c (build_function_call): Set it.
12004 (c_expand_return): Set current_function_returns_value even if the
12005 value is erroneous.
12007 2002-02-06 Jakub Jelinek <jakub@redhat.com>
12010 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
12011 unsafe for reevaluation.
12013 2002-02-06 Jakub Jelinek <jakub@redhat.com>
12016 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
12017 EXPR_STMT, but COMPOUND_STMT, recurse into it.
12019 2002-02-06 Richard Henderson <rth@redhat.com>
12021 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
12022 be a general_operand. Dest for function value must be a pseudo.
12024 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
12026 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
12027 as SYMBOL_REFs from the constant pool.
12029 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
12031 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
12032 passed by invisible reference.
12034 2002-02-05 Richard Henderson <rth@redhat.com>
12036 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
12038 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
12040 Implement using "base addresses" in insn operands as default.
12041 * config/mmix/mmix.c (mmix_conditional_register_usage): if
12042 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
12043 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
12044 used to read the rtx value.
12045 (mmix_target_asm_function_epilogue): Fix spacing.
12046 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
12047 (mmix_legitimate_address): Ditto.
12048 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
12049 should be loaded with a GETA insn. Don't allocate needless extra
12050 char for nul termination and fix misleading comment.
12051 (mmix_print_operand_address): Handle constants if
12052 TARGET_BASE_ADDRESSES.
12053 (mmix_output_register_setting): Use base addressing if
12054 TARGET_BASE_ADDRESSES and the number of insns is 3.
12055 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
12056 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
12057 to use R as constraint, add LDA to match s.
12058 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
12059 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
12060 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
12061 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
12062 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
12063 order with other fixed registers.
12064 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
12065 other parameter/call-clobbered registers.
12066 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
12067 -mbase-addresses, -mno-base-addresses.
12068 (MMIX Options): Ditto.
12070 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12072 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
12074 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
12076 * config/rs6000/altivec.h: Change elem to _S_elem.
12078 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
12080 * config/netbsd.h (WCHAR_TYPE): Define.
12081 (WCHAR_TYPE_SIZE): Ditto.
12082 (WINT_TYPE): Ditto.
12083 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
12084 (WCHAR_UNSIGNED): Ditto.
12085 (WCHAR_TYPE_SIZE): Ditto.
12086 (WINT_TYPE): Ditto.
12087 * config/arm/netbsd.h: Likewise.
12088 * config/i386/netbsd-elf.h: Likewise.
12089 * config/i386/netbsd.h: Likewise.
12090 * config/m68k/netbsd-elf.h: Likewise.
12091 * config/m68k/netbsd.h: Likewise.
12092 * config/ns32k/netbsd.h: Likewise.
12093 * config/sparc/netbsd.h: Likewise.
12094 * config/vax/netbsd.: Likewise.
12096 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
12098 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
12099 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
12100 (TARGET_INITIALIZER): this.
12101 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
12102 (BITFIELD_NBYTES_LIMITED): Markup fix.
12103 * tree.h (default_ms_bitfield_layout_p): Declare.
12104 (record_layout_info): Added prev_field.
12105 * tree.c (default_ms_bitfield_layout_p): New fn.
12106 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
12107 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
12108 * stor-layout.c: Include target.h.
12109 (start_record_layout): Initialize prev_field.
12110 (place_field): Handle MS bit-field layout, and disregard
12111 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
12112 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
12113 * Makefile.in (stor-layout.o): Adjust dependencies.
12115 2002-02-05 Jason Merrill <jason@redhat.com>
12117 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
12119 2002-02-05 Andreas Jaeger <aj@suse.de>
12121 * crtstuff.c: Fix comments.
12123 2002-02-05 Richard Henderson <rth@redhat.com>
12126 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
12127 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
12130 * config/mips/mips.c (function_arg): Handle TImode.
12131 (function_arg_advance): Likewise.
12133 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
12135 * config/rs6000/altivec.h (vec_step_help): Rename to
12138 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
12140 * config/rs6000/altivec.h: Fix typos.
12142 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
12144 * config/arm/netbsd.h: Correct a comment.
12146 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
12148 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
12149 building void typed builtins.
12151 * config/rs6000/altivec.h (vec_ld*): Fix typos.
12152 (vec_step): Implement for C++.
12154 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12156 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
12158 2002-02-04 Richard Henderson <rth@redhat.com>
12160 * combine.c (nonzero_bits): Re-introduce special case for
12161 sp/fp/ap wrt REGNO_POINTER_ALIGN.
12163 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
12165 * doc/extend.texi: Warn about unsupported usage of altivec
12168 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
12169 (altivec_predicate_*): New.
12171 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
12172 Add C++ version of vec_*() functions.
12174 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
12175 (bdesc_2arg): Remove altivec predicates.
12176 (altivec_expand_builtin): Handle predicates.
12177 (altivec_init_builtins): Handle predicates.
12178 (altivec_expand_predicate_builtin): New.
12180 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
12182 * pa.c (DO_FRAME_NOTES): Move forward.
12183 (store_reg): Revise handling of frame notes.
12184 (load_reg): Likewise.
12185 (set_reg_plus_d): Likewise.
12186 (hppa_expand_prologue): Likewise.
12187 (hppa_expand_epilogue): Likewise.
12189 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
12191 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
12193 2002-02-04 Jakub Jelinek <jakub@redhat.com>
12195 PR c/4475, c++/3780:
12196 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
12197 * c-common.h (SWITCH_TYPE): Define.
12198 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
12199 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
12200 Rename spareness variable to sparseness.
12201 (expand_end_case_type): Renamed from expand_end_case, use orig_type
12202 if non-NULL instead of TREE_TYPE (orig_index).
12203 * tree.h (expand_end_case_type): Renamed from expand_end_case.
12204 (expand_end_case): Define using expand_end_case_type.
12205 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
12206 to expand_end_case_type.
12207 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
12209 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
12211 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
12212 (BIGGEST_ALIGNMENT): Change to 128.
12214 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
12216 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
12218 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
12220 * pa.md (call_internal_reg_64bit): Remove unused variable.
12222 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
12224 * config/arm/arm.h (machine_function): Add uses_anonymous_args
12226 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
12227 * config/arm/arm.c (current_function_anonymous_args): Delete,
12228 replace uses with cfun->machine->uses_anonymous_args.
12229 (arm_reorg): Do not reset uses_anonymous_args.
12231 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
12232 any geenral register.
12234 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
12236 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
12239 2002-02-04 Richard Henderson <rth@redhat.com>
12241 * combine.c (force_to_mode): Remove STACK_BIAS code.
12242 (nonzero_bits): Likewise. Replace sp/fp special case with
12243 REGNO_POINTER_ALIGN.
12245 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
12246 (HARD_FRAME_POINTER_REGNUM): New.
12247 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
12248 (FIXED_REGS, CALL_USED_REGS): Update.
12249 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
12250 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
12251 (HARD_REGNO_NREGS): Update for SFP.
12252 (STACK_POINTER_OFFSET): Include bias here ...
12253 (FIRST_PARM_OFFSET): ... not here.
12254 (STACK_BIAS): Remove.
12255 (INIT_EXPANDERS): New.
12256 (STARTING_FRAME_OFFSET): Do not include bias.
12257 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
12258 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
12259 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
12260 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
12261 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
12262 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
12263 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
12264 (MUST_SAVE_REGISTER): Likewise.
12265 (sparc_flat_function_prologue): Likewise.
12266 (sparc_flat_function_epilogue): Likewise.
12267 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
12268 (sparc_init_modes): SFP is GENERAL_REGS.
12269 (sparc_builtin_saveregs): SFP does not have bias applied.
12271 2002-02-04 Richard Henderson <rth@redhat.com>
12273 * config/alpha/alpha.c (current_function_is_thunk): Don't check
12274 current_function_is_thunk.
12275 (alpha_sa_mask): Distinguish between current_function_is_thunk
12276 called from ASM_OUTPUT_MI_THUNK and not.
12277 (alpha_does_function_need_gp): Thunks always need gp.
12278 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
12279 (alpha_output_mi_thunk_osf): New.
12280 * config/alpha/alpha-protos.h: Update.
12281 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
12283 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
12285 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
12286 function types, not when they're taken away.
12288 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
12290 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
12291 CODE_LABEL and jump table when replacing a table jump with a
12294 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
12296 * config/s390/s390-protos.h (legitimize_la_operand,
12297 s390_secondary_input_reload_class, s390_plus_operand,
12298 s390_expand_plus_operand): Add prototypes.
12300 config/s390/s390.c (s390_secondary_input_reload_class,
12301 s390_plus_operand, s390_expand_plus_operand): New functions.
12303 (struct s390_address): New member 'pointer'.
12304 (s390_decompose_address): Compute it.
12305 (legitimate_la_operand_p): Use it.
12306 (legitimize_la_operand): New function.
12307 (movti, movdi, movdf splitters): Call it.
12309 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
12310 (PREDICATE_CODES): Add s390_plus_operand.
12312 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
12313 (la_ccclobber): Allow GENERAL_REGS as output operand.
12315 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
12316 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
12317 (*la_64, *la_31, reload_indi, reload_insi): ... these.
12319 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
12321 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
12322 register names for regular asm () construct.
12324 2002-02-04 Jakub Jelinek <jakub@redhat.com>
12326 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
12329 2002-02-04 Jakub Jelinek <jakub@redhat.com>
12331 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
12334 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
12336 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
12337 constant pool to be identical by string address and index.
12339 2002-02-04 Anthony Green <green@redhat.com>
12341 * output.h (SECTION_OVERRIDE): Define.
12342 * varasm.c (named_section): Obey SECTION_OVERRIDE.
12344 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
12346 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
12347 by existing arm*-*-netbsd* (a.out) target.
12348 (ns32k-*-netbsdelf*): Likewise.
12349 (sparc-*-netbsdelf*): Likewise.
12350 (vax-*-netbsdelf*): Likewise.
12352 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
12354 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
12355 headers and libobjc headers.
12357 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
12359 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
12360 (_mingw.h): Remove duplicate include.
12362 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
12364 * config.gcc: Set cpu_type to m68k for 68010, as well.
12365 (m68010-*-netbsdelf*): New...
12366 (m68k*-*-netbsdelf*): ...targets.
12367 * config/m68k/netbsd-elf.h: New file.
12369 2002-02-02 Kazu Hirata <kazu@hxi.com>
12371 * config/h8300/h8300.c (hand_list): Move inside function_arg.
12373 2002-02-02 Kazu Hirata <kazu@hxi.com>
12375 * config/h8300/h8300.c (h8_push_ops): Move inside
12377 (h8_pop_ops): Likewise.
12378 (h8_move_ops): Likewise.
12380 2002-02-02 Kazu Hirata <kazu@hxi.com>
12382 * config/h8300/h8300.c (os_task): Make it static.
12383 (monitor): Likewise.
12384 (pragma_saveall): Likewise.
12386 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
12388 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
12389 constant is a valid sign-extension for Pmode.
12391 2002-02-02 Kazu Hirata <kazu@hxi.com>
12393 * config/h8300/h8300.c: Fix formatting.
12395 2002-02-02 Kazu Hirata <kazu@hxi.com>
12397 * config/h8300/h8300.md: Fix formatting.
12399 2002-02-02 Kazu Hirata <kazu@hxi.com>
12401 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
12402 predicates of operands[1]. Split the patterns for each
12405 2002-02-02 Kazu Hirata <kazu@hxi.com>
12407 * config/h8300/h8300.md (xor patterns): Tighten the predicates
12408 of operands[1] to register_operand.
12410 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
12412 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
12413 * cpphash.c (_cpp_init_hashtable): Similarly.
12414 * cppinit.c (cpp_create_reader): Default the signed_char flag.
12415 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
12416 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
12417 (cpp_handle_option): Handle the new options.
12418 * cpplex.c (cpp_interpret_charconst): Use new flag.
12419 * cpplib.h (struct cpp_options): New member signed_char.
12420 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
12421 (cpp_options): Handle -fsigned-char and -funsigned-char.
12422 (static_specs): Remove signed_char_spec.
12423 (do_spec1): Don't handle %c.
12424 * system.h: Poison SIGNED_CHAR_SPEC.
12425 * tradcif.y (yylex): Use flag_signed_char.
12426 * tradcpp.h (flag_signed_char): New.
12427 * tradcpp.c (flag_signed_char): New.
12428 (main): Handle new command-line options.
12429 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
12431 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
12432 * avr/avr.h: Remove old comments.
12433 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
12434 (CC1_SPEC): Pass -fsigned-char if -mic*.
12435 (SIGNED_CHAR_SPEC): Remove.
12437 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
12439 2002-02-01 Eric Christopher <echristo@redhat.com>
12441 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
12442 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
12443 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
12444 (ASM_OUTPUT_REG_POP): Ditto.
12446 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
12448 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
12451 2002-02-02 Jakub Jelinek <jakub@redhat.com>
12453 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
12455 2002-02-02 Jakub Jelinek <jakub@redhat.com>
12458 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
12461 2002-02-01 Janis Johnson <janis187@us.ibm.com>
12463 * cfganal.c: Include tm_p.h.
12464 (keep_with_call_p): Fix the test that determines if a register holds
12465 the return value of a call.
12467 2002-02-01 DJ Delorie <dj@redhat.com>
12469 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
12470 we are given conflicting registers, switch to the other one we
12471 had allocated for us.
12472 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
12473 as TImode so we know when the "other" register is available.
12475 2002-02-01 David O'Brien <obrien@FreeBSD.org>
12477 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
12480 2002-02-01 Janis Johnson <janis187@us.ibm.com>
12482 * cfganal.c (keep_with_call_p): New function.
12483 (flow_call_edges_add): Prevent splitting a block between a call and
12484 a single-set instruction that should be kept in the same block.
12486 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
12488 * doc/install.texi (avr): Update outdated URL.
12490 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
12492 * config/stormy16/stormy16.md (pushqi): New.
12496 (movhi): Remove stack operands.
12498 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
12499 nonimmediate_nonstack_operand.
12500 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
12502 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
12505 2002-01-31 Jason Merrill <jason@redhat.com>
12507 * Makefile.in (c-parse.c): Handle .output file.
12508 * objc/Make-lang.in (objc-parse.c): Likewise.
12510 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
12512 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
12513 the -me[lb] option is given. Don't output the default flag
12516 2002-01-31 Zack Weinberg <zack@codesourcery.com>
12518 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
12519 the primary source file; this has not been done yet.
12520 * c-decl.c (c_expand_body): Reset input_filename from
12521 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
12523 2002-01-31 Kazu Hirata <kazu@hxi.com>
12525 * rtlanal.c (subreg_regno_offset): Do not use
12526 SUBREG_REGNO_OFFSET.
12527 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
12528 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
12530 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
12532 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
12533 version rather than GNATS version in --version output.
12535 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
12537 * ifcvt.c (noce_process_if_block): Make a copy of the destination
12538 when copying back from a temporary.
12540 2002-01-30 Richard Henderson <rth@redhat.com>
12542 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
12543 and new_dest are the same.
12545 2002-01-30 Richard Henderson <rth@redhat.com>
12548 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
12549 * rtl.c (note_insn_name): Update.
12550 * emit-rtl.c (remove_unnecessary_notes): Kill it.
12551 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
12552 to perform loop rotation.
12553 (expand_exit_loop_top_cond): New.
12554 * tree.h (expand_exit_loop_top_cond): Declare it.
12555 * c-semantics.c (genrtl_while_stmt): Use it.
12556 (genrtl_for_stmt): Likewise.
12558 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
12560 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
12561 arguments to 64-bit boundaries on 64-bit ABIs.
12563 2002-01-30 Steve Ellcey <sje@cup.hp.com>
12565 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
12567 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
12569 * c-decl.c (grokdeclarator): Handle type being a typedef for an
12572 2002-01-30 David O'Brien <obrien@FreeBSD.org>
12574 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
12575 * config/sparc/sparc_bi.h: Remove file.
12576 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
12578 2002-01-30 Richard Henderson <rth@redhat.com>
12580 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
12582 2002-01-30 Zack Weinberg <zack@codesourcery.com>
12584 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
12586 2002-01-30 Jason Merrill <jason@redhat.com>
12588 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
12589 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
12590 (reg_save): Use DW_CFA_offset_extended_sf instead.
12592 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
12594 2002-01-29 Jakub Jelinek <jakub@redhat.com>
12596 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
12599 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
12601 * rs6000.md ("*call_value_local32"): Remove constraints.
12602 ("*call_value_local64"): Same.
12603 ("*call_value_indirect_nonlocal_aix32"): Same.
12604 ("*call_value_nonlocal_aix32"): Same.
12605 ("*call_value_indirect_nonlocal_aix64"): Same.
12606 ("*call_value_nonlocal_aix64"): Same.
12607 ("*call_value_nonlocal_sysv"): Same.
12609 2002-01-29 Richard Henderson <rth@redhat.com>
12611 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
12613 2002-01-29 Richard Henderson <rth@redhat.com>
12615 * expr.c (force_operand): Ignore flag_pic for detecting pic
12617 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
12618 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
12619 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
12620 instead of open-coded loop.
12621 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
12622 be fixed when in use.
12624 2002-01-29 Richard Henderson <rth@redhat.com>
12626 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
12627 * sched-rgn.c (propagate_deps): Update them.
12628 * sched-deps.c (sched_analyze_insn): Update them. Flush the
12629 clobbers list when either gets too long.
12631 2002-01-29 Jakub Jelinek <jakub@redhat.com>
12633 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
12634 and INDEX_REGS the same as GENERAL_REGS.
12635 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
12637 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
12639 * tree.c (build_nonstandard_integer_type): Correct prototype.
12641 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
12643 * config/s390/s390.md (movstrsico, movstrdix_64,
12644 movstrsix_31): Remove, replace by ...
12645 (movstrdi_short, movstrsi_short, movstrdi_long,
12646 movstrsi_long): ... these. New.
12647 (movstrdi, movstrsi): Adapt.
12649 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
12650 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
12651 Remove unnecessary CC clobber.
12652 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
12653 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
12655 (divmoddi4): Don't partially initialize TImode register.
12657 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
12659 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
12661 2002-01-29 Richard Henderson <rth@redhat.com>
12663 * flow.c (print_rtl_and_abort): Remove.
12664 (print_rtl_and_abort_fcn): Remove.
12665 (verify_local_live_at_start): Use dump_bb instead.
12666 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
12667 (verify_wide_reg_1): Return 2 on mode test failure.
12669 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
12671 PR c/3325, c/3326, c/2511, c/3347
12672 * c-decl.c (enum_decl_context): Remove BITFIELD.
12673 (grokdeclarator): Take bitfield width as an input.
12674 Ensure bitfields are given the correct type. Perform
12675 bitfield width validation with build_bitfield_integer_type
12676 rather than waiting for finish_struct.
12677 (grok_typename, grok_typename_in_parm_context, start_decl,
12678 push_parmdecl, grokfield, start_function): Update calls to
12680 (build_bitfield_integer_type): New function.
12681 (finish_struct): Move bitfield validation to grokdeclarator
12682 and build_bitfield_integer_type.
12683 * tree.c (build_nonstandard_integer_type): New function.
12684 * tree.h (build_nonstandard_integer_type): New prototype.
12686 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
12688 2002-01-29 Jakub Jelinek <jakub@redhat.com>
12691 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
12692 don't ignore unrecognized -W* options.
12693 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
12694 * cpplib.h (cpp_handle_option): Adjust prototype.
12695 * c-decl.c (c_decode_options): Pass 0 as last argument to
12699 * gcc.c (cpp_unique_options): Split from cpp_options.
12700 (cpp_options): Source cpp_unique_options.
12701 (default_compilers): Use cpp_unique_options instead of cpp_options
12702 when used together with cc1_options.
12703 (static_specs): Add cpp_unique_options.
12704 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
12705 when used together with cc1_options.
12707 2002-01-29 Kazu Hirata <kazu@hxi.com>
12709 * config/h8300/h8300-protos.h: Update the prototype of
12711 * config/h8300/h8300.c (output_a_shift): Remove an unused
12712 argument 'insn'. Remove redundant code.
12713 * config/h8300/h8300.md: Adust to the new prototype of
12716 2002-01-29 Kazu Hirata <kazu@hxi.com>
12718 * config/h8300/h8300-protos.h: Update the prototypes of
12719 emit_a_rotate and expand_a_rotate.
12720 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
12721 first argument to 'enum rtx_code'.
12722 (expand_a_rotate): Likewise.
12724 2002-01-28 Kazu Hirata <kazu@hxi.com>
12726 * config/h8300/h8300-protos.h: Update the prototype of
12728 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
12730 * config/h8300/h8300.md: Adjust to the new prototype.
12732 2002-01-28 Kazu Hirata <kazu@hxi.com>
12734 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
12737 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
12739 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
12740 is a fixed register before returning pic_offset_table_rtx.
12741 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
12742 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
12744 2002-01-28 Jason Merrill <jason@redhat.com>
12746 * dwarf2.h: Sync with src version.
12748 2002-01-28 Paul Koning <pkoning@equallogic.com>
12750 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
12751 BT_FN_VOID_PTR_VAR.
12752 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
12753 * doc/extend.texi (__builtin_prefetch): Update documentation:
12754 first argument is now const void ptr.
12756 2002-01-28 Kazu Hirata <kazu@hxi.com>
12758 * config/h8300/h8300-protos.h: Remove an unused prototype.
12760 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
12762 * toplev.c (lang_independent_init): Round up identifier size.
12764 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
12766 * config.gcc: Revert previous change.
12768 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
12770 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
12772 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
12774 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
12775 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
12776 other non-elf netbsd config frags.
12777 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
12778 collect2 will does that.
12779 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
12780 shared-lib frobbing will work.
12782 2002-01-28 Kazu Hirata <kazu@hxi.com>
12784 * config/h8300/h8300.h: Fix formatting.
12785 * config/h8300/h8300.md: Likewise.
12787 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
12789 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
12790 the old, removed AAA_standards fix.
12791 * fixinc/fixincl.x: Rebuilt.
12793 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
12795 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
12796 atexit call in crtbegin, hooked in after call to frame_dummy;
12797 register EH before registering __fini__start.
12799 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
12801 * config/rs6000/altivec.h: Remove spurious semicolons.
12803 2002-01-27 Kazu Hirata <kazu@hxi.com>
12805 * config/h8300/h8300.md: Replace dead bit extraction patterns
12806 with ones that work.
12808 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12810 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
12811 if not STRICT_ALIGNMENT.
12812 * rtl.h (MEM_ALIGN): Likewise.
12814 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
12816 * doc/invoke.texi (-fdump-translation-unit): Revert this
12817 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
12819 2002-01-27 Kazu Hirata <kazu@hxi.com>
12821 * config/h8300/h8300.md (define_constants): New.
12822 (anonymous patterns) Use defined constants appropriately.
12824 2002-01-27 Kazu Hirata <kazu@hxi.com>
12826 * config/h8300/h8300.c (function_arg): Remove redundant code.
12828 2002-01-26 Richard Henderson <rth@redhat.com>
12830 * sched-deps.c (reg_pending_uses_head): New.
12831 (reg_pending_barrier): Rename from reg_pending_sets_all.
12832 (find_insn_list): Don't mark inline.
12833 (find_insn_mem_list): Remove.
12834 (add_dependence_list, add_dependence_list_and_free): New.
12835 (flush_pending_lists): Replace only_write param with separate
12836 for_read and for_write parameters. Update all callers. Use
12837 add_dependence_list_and_free.
12838 (sched_analyze_1): Do not add reg dependencies here; just set
12839 the pending bits. Use add_dependence_list.
12840 (sched_analyze_2): Likewise.
12841 (sched_analyze_insn): Replace schedule_barrier_found with
12842 reg_pending_barrier. Add all dependencies for pending reg
12843 uses, sets, and clobbers.
12844 (sched_analyze): Don't add reg dependencies for calls, just
12845 set pending bits. Use regs_invalidated_by_call. Treat
12846 sched_before_next_call as a normal list, not a fake insn.
12847 (init_deps): No funny init for sched_before_next_call.
12848 (free_deps): Free pending mems lists. Don't zero reg_last.
12849 (init_deps_global): Init reg_pending_uses.
12850 (finish_deps_global): Free it.
12851 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
12852 (find_insn_mem_list): Remove.
12853 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
12854 (propagate_deps): Use them. Zero temp mem lists.
12856 2002-01-26 Richard Henderson <rth@redhat.com>
12858 * Makefile.in (CRTSTUFF_CFLAGS): New.
12859 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
12860 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
12861 crtstuff.c instead of alpha assembly version.
12862 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
12863 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
12864 not FORCE_{INIT,FINI}_SECTION_ALIGN.
12865 (__do_global_dtors_aux): Mark used.
12866 (frame_dummy, __do_global_ctors_aux): Mark used.
12867 (fini_dummy, init_dummy): Remove.
12869 * config/alpha/crtbegin.asm: Remove file.
12870 * config/alpha/crtend.asm: Remove file.
12871 * config/alpha/t-crtbe: Remove file.
12872 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
12873 (LINK_EH_SPEC): New.
12875 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
12876 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
12877 calling constructors.
12878 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
12880 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
12881 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
12882 CRT_END_INIT_DUMMY hack.
12883 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
12884 FORCE_{INIT,FINI}_SECTION_ALIGN.
12886 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
12887 FORCE_{INIT,FINI}_SECTION_ALIGN.
12889 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
12890 invocation sequence.
12891 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
12893 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
12894 (FORCE_CODE_SECTION_ALIGN): New.
12896 2002-01-26 Richard Henderson <rth@redhat.com>
12898 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
12900 2002-01-26 Richard Henderson <rth@redhat.com>
12902 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
12903 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
12905 2002-01-26 Kazu Hirata <kazu@hxi.com>
12907 * config/h8300/h8300.md: Remove bit extraction patterns that
12908 cannot be triggered.
12909 Restrict each bit extraction pattern to a variant on which the
12912 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
12914 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
12916 2002-01-26 Kazu Hirata <kazu@hxi.com>
12918 * config/h8300/h8300.md: Remove bit test patterns that cannot
12920 Restrict each bit test pattern to a variant on which the
12923 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12925 * builtins.c (expand_builtin_strncat): Remove redundant check for
12928 2002-01-25 David O'Brien <obrien@FreeBSD.org>
12930 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
12932 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
12935 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
12937 * dbxout.c (dbxout_init): Use assemble_name rather than just
12938 stripping off the first character.
12939 (dbxout_source_file): Likewise.
12941 2002-01-25 DJ Delorie <dj@redhat.com>
12943 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
12944 using rtx_equal_p, not by comparing pointers.
12946 2002-01-25 Steve Ellcey <sje@cup.hp.com>
12948 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
12949 for PIC_OFFSET_TABLE_REGNUM.
12950 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
12952 2002-01-25 David O'Brien <obrien@FreeBSD.org>
12954 * config.gcc (x86_64-*-freebsd*): New target.
12955 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
12957 (i[34567]86-*-freebsd*): Don't include svr4.h.
12958 * config/i386/freebsd64.h: New file.
12960 2002-01-25 Douglas B Rupp <rupp@gnat.com>
12962 * config/alpha/x-vms (version): Make static.
12964 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
12965 in previous checkin.
12967 * Makefile.in (install-headers-cp): New target.
12968 * config.gcc (alpha-dec-*vms*): Install headers with
12971 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
12973 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
12976 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12978 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
12979 of compare_tree_int.
12980 (expand_builtin_strncat): Likewise.
12981 * c-decl.c (finish_struct): Use tree_low_cst.
12982 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
12983 * tree.c (compare_tree_int): Likewise.
12985 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
12987 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
12988 adjustments even if they are implemented by more than two insns.
12990 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
12992 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
12993 * df.h (struct ref): Kill B.
12994 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
12996 * basic-block.h (PROP_EQUAL_NOTES): New flag.
12997 * flow.c (propagate_one_insn): Use it.
12998 (mark_used_regs): Handle NIL.
13000 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
13002 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
13005 2002-01-25 David Edelsohn <edelsohn@gnu.org>
13007 * rs6000.md (prefetch): Make address V4SI mode so that the address
13008 is restricted to legitimate form for instruction.
13010 2002-01-25 Bob Wilson <bob.wilson@acm.org>
13012 * doc/install.texi (xtensa-*-elf): New target.
13013 (xtensa-*-linux*): New target.
13014 * doc/contrib.texi: Add myself.
13016 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
13018 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
13019 purpose register to hold an SImode (or smaller) value.
13021 2002-01-25 Jakub Jelinek <jakub@redhat.com>
13023 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
13025 * crtstuff.c: Likewise.
13027 2002-01-25 Kazu Hirata <kazu@hxi.com>
13029 * config/h8300/h8300.md (negation patterns): Tighten
13030 predicates to register_operand.
13032 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
13034 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
13037 * builtins.c (expand_builtin_prefetch): Same.
13039 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
13041 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
13044 2002-01-24 Kazu Hirata <kazu@hxi.com>
13046 * config/h8300/h8300.c (print_operand): Remove support for
13047 operand character 'A'.
13048 * config/h8300/h8300.md (three anonymous patterns): Replace
13049 operand character 'A' with either 'T' or 'S'.
13051 2002-01-24 Kazu Hirata <kazu@hxi.com>
13053 * config/h8300/h8300.c (print_operand): Remove support for
13054 operand character 'U'.
13056 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
13058 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
13060 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
13062 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
13063 values to be assigned to the stack pointer.
13065 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
13067 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
13068 to const_double needs to be done right for big-endian systems.
13070 2002-01-24 Jason Merrill <jason@redhat.com>
13073 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
13074 to can_throw_internal.
13076 2002-01-23 Richard Henderson <rth@redhat.com>
13078 * fold-const.c (fold): Change UINT_MAX test to check vs precision
13079 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
13081 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
13083 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
13084 (symGOT2reg): Use them, then set as GOT value as unchanging.
13085 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
13086 as a temporary, if possible.
13087 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
13088 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
13090 2002-01-23 Kazu Hirata <kazu@hxi.com>
13092 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
13093 accept to accept 0x80 as operands[2].
13095 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
13097 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
13099 2002-01-23 Richard Henderson <rth@redhat.com>
13101 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
13103 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
13105 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
13106 (parmlist_or_identifiers_1): Verify that only a parmlist follows
13109 2002-01-23 Richard Henderson <rth@redhat.com>
13111 * expr.c (move_by_pieces_1): Extend size before negation.
13113 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
13114 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
13115 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
13116 * config/m68k/t-m68kelf: Likewise.
13118 2002-01-23 Bob Wilson <bob.wilson@acm.org>
13120 * config/xtensa/elf.h: New file.
13121 * config/xtensa/lib1funcs.asm: New file.
13122 * config/xtensa/lib2funcs.S: New file.
13123 * config/xtensa/linux.h: New file.
13124 * config/xtensa/t-xtensa: New file.
13125 * config/xtensa/xtensa-config.h: New file.
13126 * config/xtensa/xtensa-protos.h: New file.
13127 * config/xtensa/xtensa.c: New file.
13128 * config/xtensa/xtensa.h: New file.
13129 * config/xtensa/xtensa.md: New file.
13130 * config.gcc (xtensa-*-elf*): New target.
13131 (xtensa-*-linux*): New target.
13132 * cse.c (canon_hash): Compare rtx pointers instead of register
13133 numbers. This is required for the Xtensa port.
13134 * integrate.c (copy_insn_list): Handle case where the static
13135 chain is in memory and the memory address has to be copied to
13137 * doc/invoke.texi (Option Summary): Add Xtensa options.
13138 (Xtensa Options): New node.
13139 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
13141 2002-01-23 Zack Weinberg <zack@codesourcery.com>
13143 * diagnostic.c (internal_error): Do ICE suppression only
13144 when ENABLE_CHECKING is not defined.
13146 * c-typeck.c (require_complete_type): Return error_mark_node
13147 if type is error_mark_node.
13149 2002-01-23 Janis Johnson <janis187@us.ibm.com>
13151 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
13152 -Os and issue a warning.
13154 2002-01-23 Zack Weinberg <zack@codesourcery.com>
13156 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
13157 current (lack of) need for host configuration by hand.
13159 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
13160 references. Documentation of some target macros moved from
13161 hostconfig.texi to tm.texi.
13163 2002-01-23 Will Cohen <wcohen@redhat.com>
13165 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
13168 2002-01-23 Kazu Hirata <kazu@hxi.com>
13170 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
13173 2002-01-23 Jason Merrill <jason@redhat.com>
13175 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
13177 * function.c (assign_parms): Don't put args of inline functions
13178 into registers when not optimizing.
13180 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
13182 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
13183 (prologue_use): New pattern.
13184 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
13185 preference to gen_rtx_USE.
13186 (thumb_expand_prologue): Use gen_prologue_use in preference to
13188 (thumb_expand_epilogue): Use gen_prologue_use in preference to
13191 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
13193 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
13195 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
13198 * doc/extend.texi: Correct documentation of __alignof__.
13200 2002-01-22 Zack Weinberg <zack@codesourcery.com>
13202 * params.h: Rename arguments of DEFPARAM so that it will be
13203 recognized as a translation keyword.
13205 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
13207 * extend.texi: Document altivec functions.
13208 Fix N-bit adjectives in X86 builtin documentation.
13210 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
13212 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
13213 auto_inc_dec values.
13215 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
13217 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
13219 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
13221 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
13223 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
13225 2002-01-22 Richard Henderson <rth@redhat.com>
13227 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
13228 copy_insn not copy_rtx.
13230 2002-01-23 Alan Modra <amodra@bigpond.net.au>
13232 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
13233 "nonzero" as that might add "1" bits. Ensure "constop" is
13234 properly sign extened.
13235 (force_to_mode): Tweak for sign extended constop.
13237 2002-01-22 Richard Henderson <rth@redhat.com>
13239 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
13240 for_each_rtx instead of assuming we're already looking at the MEM.
13241 (split_small_symbolic_mem_operand): Likewise.
13242 * config/alpha/alpha.h (PREDICATE_CODES): Update.
13243 * config/alpha/alpha.md (small symbolic memory splitters): Update.
13245 2002-01-22 Richard Henderson <rth@redhat.com>
13247 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
13248 sequence number for the literal.
13249 (divmoddi_internal_er): Likewise.
13251 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
13254 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
13255 in LIBICONV variable.
13256 * configure: Regenerated.
13258 2002-01-22 Krister Walfridsson <cato@df.lth.se>
13260 * dependence.c (build_def_use): Remove array_idx.
13262 * dwarfout.c (last_filename): Remove.
13263 (output_compile_unit_die): Remove last_filename.
13265 2002-01-22 Roger Sayle <roger@eyesopen.com>
13266 Richard Henderson <rth@redhat.com>
13269 * fold-const.c (fold): Optimize unsigned comparisons against
13270 UINT_MAX (and similar unsigned constants).
13272 2002-01-22 Janis Johnson <janis187@us.ibm.com>
13274 * Makefile.in (loop.o): Depend on OPTABS_H.
13275 * loop.c (emit_prefetch_instructions): Check the prefetch operand
13276 against the predicate.
13279 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
13280 for the address operand.
13282 2002-01-22 Richard Henderson <rth@redhat.com>
13284 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
13286 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
13289 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
13290 preprocessor flags.
13292 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
13294 * config.gcc (x86_64-*-netbsd*): New target.
13295 * config/i386/netbsd64.h: New file.
13297 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
13299 * regrename.c (kill_value): Fix typo.
13301 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
13303 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
13305 * config/rs6000/rs6000.h: Same.
13307 * function.c (instantiate_virtual_regs): Remove
13308 STARTING_FRAME_PHASE.
13309 (assign_stack_local_1): Same.
13310 Calculate frame phase.
13312 2002-01-22 Nick Clifton <nickc@redhat.com>
13314 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
13315 variable declaration to outer scope in order to simplify
13317 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
13318 arm_hard_regno_mode_ok.
13319 * config/arm/arm-protos.h: Add a prototype for
13320 arm_hard_regno_mode_ok.
13321 * config/arm/arm.c (soft_df_operand): Remove now redundant
13322 check for DImode values using IP_REGNUM.
13323 (nonimmediate_soft_df_operand): Remove now redundant check for
13324 DImode values using IP_REGNUM.
13325 (arm_hard_regno_mode_ok): New function. New check: make sure
13326 that DImode values are not stored in IP_REGNUM.
13328 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
13330 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
13332 2002-01-22 Jason Merrill <jason@redhat.com>
13334 * c-semantics.c (genrtl_compound_stmt): Only check nesting
13335 consistency if this COMPOUND_STMT is scoped.
13337 2002-01-22 Kazu Hirata <kazu@hxi.com>
13339 * predict.c: Fix formatting.
13340 * print-tree.c: Likewise.
13341 * protoize.c: Likewise.
13342 * real.h: Likewise.
13344 * sbitmap.h: Likewise.
13345 * scan.c: Likewise.
13346 * sched-deps.c: Likewise.
13347 * sched-vis.c: Likewise.
13348 * sdbout.c: Likewise.
13349 * sibcall.c: Likewise.
13351 * ssa-ccp.c: Likewise.
13352 * ssa-dce.c: Likewise.
13353 * stmt.c: Likewise.
13354 * stor-layout.c: Likewise.
13355 * system.h: Likewise.
13357 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13359 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
13360 if fits in bounds of base type.
13362 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
13363 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
13364 (add_bound_info, default): If can't find a context, make a
13366 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
13368 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
13370 * c-typeck.c (parser_build_binary_op): If result from
13371 build_binary_op is ERROR_MARK just return error_mark_node without
13372 further processing.
13374 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
13376 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
13377 Split a.out-specific bits into...
13378 * config/netbsd-aout.h: ...this.
13379 * config/netbsd-elf.h: New file.
13380 * config/alpha/netbsd-elf.h: Remove.
13381 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
13382 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
13383 (STARTFILE_SPEC): Remove redundant definition.
13384 (ENDFILE_SPEC): Likewise.
13385 (LINK_SPEC): Likewise.
13386 (CPP_SPEC): Likewise.
13387 (ASM_SPEC): Likewise.
13388 (LIB_SPEC): Likewise.
13389 (SWITCH_TAKES_ARG): Likewise.
13390 (TARGET_MEM_FUNCTIONS): Likewise.
13391 (CPP_PREDEFINES): Redefine.
13392 (ASM_FINAL_SPEC): Remove redefinition.
13393 (ASM_COMMENT_START): Redefine.
13394 (FUNCTION_PROFILER): Define.
13395 (TARGET_VERSION): Redefine.
13396 Comment and formatting cleanup.
13397 * config/i386/netbsd.h: Include <netbsd-aout.h>.
13398 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
13399 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
13400 big- or little-endian.
13401 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
13402 * config.gcc (*-*-netbsd*): Add definitions common to all
13404 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
13405 gnu_ld definitions. Add netbsd-elf.h to and remove
13406 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
13407 tmake_file, and don't lose previous tmake_file contents.
13408 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
13409 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
13410 gnu_ld definitions. Add netbsd-elf.h to tm_file.
13411 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
13412 (mipsel-*-netbsd*): Rename this to...
13413 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
13414 mips/little.h to tm_file for mips*el-*.
13415 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
13416 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
13417 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
13419 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
13421 * pa-protos.h (reg_before_reload_operand): New function prototype.
13422 * pa.c (reg_before_reload_operand): New function implementation.
13423 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
13424 contraints to "*m".
13426 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13428 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
13430 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
13432 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
13433 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
13434 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
13435 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
13436 (ENDFILE_SPEC): Undefine.
13437 (STARTFILE_SPEC): Redefine for PA.
13439 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13441 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
13443 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
13445 * config.gcc: Add entries to supported PowerPC --with-cpu
13448 2002-01-21 Jakub Jelinek <jakub@redhat.com>
13450 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
13451 true for 64-bit mode only SSE registers in 32-bit mode.
13453 2002-01-21 Kazu Hirata <kazu@hxi.com>
13455 * unwind-dw2.c: Fix formatting.
13456 * unwind-dw2-fde.c: Likewise.
13457 * unwind-dw2-fde.h: Likewise.
13458 * unwind-pe.h: Likewise.
13459 * varasm.c: Likewise.
13460 * varray.h: Likewise.
13462 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13464 Remove workaround for register stack overwrite bug in mmix.
13465 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
13466 support for TARGET_REG_STACK_FILL_BUG.
13467 * config/mmix/mmix.h: Remove member has_call_without_parameters.
13468 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
13470 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
13471 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
13472 -mno-reg-stack-fill-bug-workaround.
13473 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
13474 machine member has_call_without_parameters.
13475 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
13476 -mreg-stack-fill-bug-workaround and
13477 -mno-reg-stack-fill-bug-workaround.
13478 (MMIX Options): Ditto.
13480 2002-01-21 Kazu Hirata <kazu@hxi.com>
13482 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
13484 Remove redundant code.
13486 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
13488 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
13489 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
13490 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
13491 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
13492 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
13493 out target macro definitions and non-target-specific comments
13494 mostly taken from old versions of the manual.
13496 2002-01-20 Kazu Hirata <kazu@hxi.com>
13498 * config/h8300/h8300.h: Fix comment formatting.
13499 * config/ia64/aix.h: Likewise.
13500 * config/ia64/ia64-protos.h: Likewise.
13501 * config/ia64/ia64.c: Likewise.
13502 * config/ia64/ia64.h: Likewise.
13503 * config/ia64/ia64intrin.h: Likewise.
13504 * config/ia64/linux.h: Likewise.
13505 * config/ia64/unwind-aix.c: Likewise.
13506 * config/ia64/unwind-ia64.c: Likewise.
13508 2002-01-20 Kazu Hirata <kazu@hxi.com>
13510 * config/h8300/h8300.c: Revise comments about shift code.
13512 2002-01-20 Kazu Hirata <kazu@hxi.com>
13514 * config/h8300/h8300.c (function_arg): Update a comment.
13516 2002-01-20 Kazu Hirata <kazu@hxi.com>
13518 * config/h8300/h8300.md: Update the comments at the beginning
13521 2002-01-20 Kazu Hirata <kazu@hxi.com>
13523 * config/i370/i370.c: Fix comment formatting.
13524 * config/i370/i370.h: Likewise.
13525 * config/i370/i370.md: Likewise.
13526 * config/i370/linux.h: Likewise.
13528 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13530 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
13532 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
13533 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
13534 in incomplete case.
13536 2002-01-20 Graham Stott <grahams@redhat.com>
13538 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
13540 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
13542 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
13544 2002-01-19 Tom Rix <trix@redhat.com>
13546 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
13548 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
13550 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
13552 * function.c (assign_stack_local_1): Adjust x_frame_offset with
13553 STARTING_FRAME_PHASE.
13554 (STARTING_FRAME_PHASE): New.
13555 (instantiate_virtual_regs): Check saneness of
13556 STARTING_FRAME_PHASE.
13558 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
13560 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
13562 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
13564 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
13566 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
13567 be used for bootstrapping GCC 3.0.
13569 2002-01-18 Kazu Hirata <kazu@hxi.com>
13571 * config/h8300/h8300.md: Fix an insn length.
13573 2002-01-18 Kazu Hirata <kazu@hxi.com>
13575 * bitmap.h: Fix comment formatting.
13576 * combine.c: Likewise.
13577 * cppfiles.c: Likewise.
13578 * c-pragma.h: Likewise.
13579 * c-typeck.c: Likewise.
13581 * dwarf2out.c: Likewise.
13582 * function.c: Likewise.
13584 * genattrtab.c: Likewise.
13585 * gthr-win32.h: Likewise.
13586 * haifa-sched.c: Likewise.
13587 * predict.c: Likewise.
13588 * rtlanal.c: Likewise.
13590 * unwind-dw2-fde.h: Likewise.
13591 * unwind-pe.h: Likewise.
13592 * vmsdbgout.c: Likewise.
13594 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13596 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
13597 if type_required and passed decl.
13599 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
13601 * config.gcc (cpu_type): Include altivec.h in powerpc
13605 * config/rs6000/altivec.h: New.
13607 2002-01-17 David Edelsohn <edelsohn@gnu.org>
13609 * doc/install.texi (*-ibm-aix*): Update assembler and exception
13610 handling information.
13611 * doc/trouble.texi (Interoperation): Add libstdc++ information
13613 (Misunderstandings): Add template instantiation and static template
13614 member information for AIX.
13616 2002-01-17 Jason Merrill <jason@redhat.com>
13618 * dbxout.c (dbxout_type): Support const and volatile.
13620 * except.c (add_partial_entry): Remove backwards compatibility code.
13621 (end_protect_partials): Likewise.
13623 2002-01-17 Jakub Jelinek <jakub@redhat.com>
13625 * config/ia64/ia64.md (prologue_use): New.
13626 * config/ia64/ia64.c (ia64_expand_prologue): Use
13627 gen_prologue_use instead of gen_rtx_USE.
13628 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
13629 as CODE_FOR_pred_rel_mutex.
13630 (ia64_sched_reorder2): Likewise.
13632 2002-01-16 Eric Christopher <echristo@redhat.com>
13634 * config/mips/r3900.h: Reformat.
13635 (SUBTARGET_CPP_SIZE_SPEC): Remove.
13636 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
13637 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
13638 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
13639 * config/mips/t-elf: Remove mips3 multilib.
13641 2002-01-16 H.J. Lu <hjl@gnu.org>
13643 * config/mips/linux.h: Include "mips/abi64.h".
13645 2002-01-16 H.J. Lu <hjl@gnu.org>
13647 * config/mips/t-linux: New.
13649 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
13651 * config/mips/linux.h: Don't include "gofast.h".
13652 (INIT_SUBTARGET_OPTABS): Removed.
13654 2002-01-16 Kazu Hirata <kazu@hxi.com>
13656 * config/h8300/h8300-protos.h: Replace emit_a_shift with
13658 * config/h8300/h8300.c: Likewise.
13659 * config/h8300/h8300.md: Likewise.
13661 2002-01-16 Kazu Hirata <kazu@hxi.com>
13663 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
13664 spaces after an opcode name.
13665 (pushqi1_h8300hs): Likewise.
13666 (pushhi1_h8300hs): Likewise.
13668 2002-01-16 Kazu Hirata <kazu@hxi.com>
13670 * doc/extend.texi: Replace "option" with "attribute"
13673 2002-01-16 Jakub Jelinek <jakub@redhat.com>
13675 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
13676 (and:DI () (const_int -8)).
13677 (split_small_symbolic_mem_operand): Split
13678 (mem (and:DI () (const_int -8)).
13680 2002-01-16 Jakub Jelinek <jakub@redhat.com>
13683 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
13684 same way as TYPE_IMUL.
13685 (ultrasparc_sched_reorder): Likewise.
13686 * config/sparc/sparc.md (type): Add comment to update
13687 ultrasparc_sched_reorder when making changes.
13689 2002-01-16 Kazu Hirata <kazu@hxi.com>
13691 * doc/invoke.texi: Change the dump file name of block
13692 reordering pass from 28.bbro to 29.bbro.
13693 Mention -dk option.
13695 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
13697 * i386.md (minsf splitter): Fix pasto.
13699 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
13701 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
13702 to frame pointer initialisation instruction.
13703 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
13704 initialisation instruction.
13705 (soft_df_operand): Do not accept the IP register.
13706 (nonimmediate_soft_df_operand): Do not accept the IP register.
13708 2002-01-16 Jakub Jelinek <jakub@redhat.com>
13711 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
13712 MASK_V8 being both set.
13714 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
13716 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
13717 insn for GOT register; add REG_MAYBE_DEAD notes instead.
13718 config/s390/s390.md (call, call_value): Add GOT register to
13719 CALL_INSN_FUNCTION_USAGE where needed.
13720 (call_exp, call_value_exp): New.
13722 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
13724 * config/arm/arm.c: General formatting tidy up.
13726 2002-01-16 Graham Stott <grahams@redhat.com>
13728 * calls.c (try_to_integrate): Use "(size_t)" intermediate
13729 cast and when casting an integer literal to "rtx" pointer.
13730 (expand_call): Likewise.
13731 * flow.c (try_pre_increment): Likewise.
13732 (find_use_as_address): Likewise.
13733 * integrate.c (expand_iline_function): Likewise.
13734 * regmove.c (try_auto_increment): Likewise.
13736 2002-01-16 Graham Stott <grahams@redhat.com>
13738 * sched-rgn.c (passed): Use sbitmap_free.
13739 (header): Likewise.
13741 (in_queue): Likewise.
13742 (in_stack): Likewise.
13744 2002-01-15 Eric Christopher <echristo@redhat.com>
13746 * flow.c (propagate_one_insn): Change to use fatal_insn.
13748 2002-01-15 Kazu Hirata <kazu@hxi.com>
13750 * expmed.c (extract_fixed_bit_field): Remove unused code.
13751 * system.h: Poison SLOW_ZERO_EXTEND.
13752 * doc/tm.texi: Remove.
13753 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
13754 * config/arm/arm.h: Likewise.
13755 * config/avr/avr.h: Likewise.
13756 * config/clipper/clipper.h: Likewise.
13757 * config/convex/convex.h: Likewise.
13758 * config/d30v/d30v.h: Likewise.
13759 * config/dsp16xx/dsp16xx.h: Likewise.
13760 * config/elxsi/elxsi.h: Likewise.
13761 * config/fr30/fr30.h: Likewise.
13762 * config/h8300/h8300.h: Likewise.
13763 * config/i370/i370.h: Likewise.
13764 * config/i386/i386.h: Likewise.
13765 * config/m68k/m68k.h: Likewise.
13766 * config/mips/mips.h: Likewise.
13767 * config/ns32k/ns32k.h: Likewise.
13768 * config/pdp11/pdp11.h: Likewise.
13769 * config/pj/pj.h: Likewise.
13770 * config/s390/s390.h: Likewise.
13771 * config/sh/sh.h: Likewise.
13772 * config/stormy16/stormy16.h: Likewise.
13773 * config/v850/v850.h: Likewise.
13774 * config/vax/vax.h: Likewise.
13775 * config/we32k/we32k.h: Likewise.
13777 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
13779 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
13780 (altivec_lvsl): Change constraint to b.
13781 (altivec_lvsr): Same.
13782 (altivec_lvebx): Same.
13783 (altivec_lvehx): Same.
13784 (altivec_lvewx): Same.
13785 (altivec_lvxl): Same.
13786 (altivec_lvx): Same.
13787 (altivec_stvx): Add parallel.
13788 (altivec_stvxl): Same.
13789 (altivec_stvehx): Same.
13790 (altivec_stvebx): Same.
13791 (altivec_stvebx): Same.
13793 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
13795 * config.gcc: Change altivec.h to altivec-defs.h.
13797 * config/rs6000/altivec.h: Delete.
13799 * config/rs6000/altivec-defs.h: Add.
13801 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
13803 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
13806 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
13807 less than or equal to eight bytes.
13809 * vax.md (andsi3): Remove constraints and change SET destination
13810 operand type to nonimmediate_operand.
13811 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
13812 when it is a CONST_INT.
13814 2002-01-15 Jason Merrill <jason@redhat.com>
13816 * c-common.def (FILE_STMT): New code.
13817 * c-common.c (statement_code_p): It's a statement.
13818 * c-common.h (stmt_tree_s): Add x_last_filename.
13819 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
13820 (last_expr_filename): New macro.
13821 * c-semantics.c (begin_stmt_tree): Initialize it.
13822 (add_stmt): If the filename changed, also insert a
13824 (expand_stmt): Handle seeing one.
13826 2002-01-15 Eric Christopher <echristo@redhat.com>
13828 * flow.c (propagate_one_insn): Add error message and print out
13829 insn for debugging.
13831 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
13833 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
13834 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
13835 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
13836 TRAMPOLINE_ALIGNMENT.
13837 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
13839 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
13840 PCC_BITFIELD_TYPE_MATTERS.
13841 * config/interix.h (STDC_VALUE): Remove. Use
13842 STDC_0_IN_SYSTEM_HEADERS.
13843 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
13844 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
13845 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
13847 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
13849 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
13850 not work on this platform currently.
13852 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
13854 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
13855 readonly_warning in _().
13857 2002-01-15 Douglas B Rupp <rupp@gnat.com>
13859 * gcc.c (delete_if_ordinary): Backout previous change.
13861 2002-01-15 Kazu Hirata <kazu@hxi.com>
13863 * config/h8300/h8300.c (print_operand): Remove support for
13864 unused operand characters.
13866 * read-rtl.c: Fix formatting.
13867 * real.c: Likewise.
13868 * recog.c: Likewise.
13869 * regclass.c: Likewise.
13870 * regmove.c: Likewise.
13871 * reg-stack.c: Likewise.
13872 * reload1.c: Likewise.
13873 * rtlanal.c: Likewise.
13875 2002-01-15 Kazu Hirata <kazu@hxi.com>
13877 * config/i386/i386.c: Fix formatting.
13879 2002-01-15 Jakub Jelinek <jakub@redhat.com>
13881 * c-typeck.c (process_init_element): Don't save_expr
13882 COMPOUND_LITERAL_EXPR if just its initializer will be used.
13884 2002-01-15 David Edelsohn <edelsohn@gnu.org>
13886 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
13887 emit optional traceback table if optimize_size or TARGET_ELF.
13888 * config/rs6000/rs6000.md (prefetch): New.
13890 2002-01-15 Andreas Jaeger <aj@suse.de>
13892 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
13894 2002-01-15 Kazu Hirata <kazu@hxi.com>
13896 * mips-tfile.c: Fix formatting.
13898 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
13900 * unroll.c (final_reg_note_copy): Fix previous commit.
13902 2002-01-14 Kazu Hirata <kazu@hxi.com>
13904 * config/h8300/h8300-protos.h: Remove the prototype for
13906 * config/h8300/h8300.c (eq_operator): Remove.
13908 2002-01-14 Richard Henderson <rth@redhat.com>
13910 * config/i386/i386.md (prefetch): Tidy.
13911 (prefetch_3dnow): Fix locality operand.
13913 2002-01-14 Richard Henderson <rth@redhat.com>
13915 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
13916 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
13918 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
13920 * reload1.c (reload_combine): Pass reg_sum replacement through
13921 copy_rtx in loop performing multiple changes.
13923 2002-01-14 Jakub Jelinek <jakub@redhat.com>
13925 * except.c (remove_unreachable_regions): New.
13926 (free_eh_status): Clear exception_handler_labels.
13927 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
13928 (find_exception_handler_labels): Don't add the same label more than
13930 (remove_exception_handler_label): Don't die if
13931 find_exception_handler_labels hasn't been called for the current
13934 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
13936 * toplev.c (rest_of_compilation): Rebuild jump labels after
13939 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
13941 * doc/extend.texi: Move documentation of X86 built-in functions
13943 * doc/invoke.texi: From here.
13944 * doc/sourcebuild.texi: Document location of documentation for
13945 machine built-in functions.
13947 2002-01-13 Christopher Faylor <cgf@redhat.com>
13949 * cppfiles.c (TEST_THRESHOLD): New macro.
13950 (SHOULD_MMAP): Ditto.
13951 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
13954 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
13956 * unroll.c (final_reg_note_copy): Properly handle
13958 (unroll_loops): Fix LOOP_CONDITION heuristics.
13960 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
13962 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
13963 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
13965 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
13967 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
13970 2002-01-14 Tom Rix <trix@redhat.com>
13972 * config/rs6000/rs6000.md: Fix typo with sradi.
13974 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
13976 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
13977 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
13978 (clrstrdi, clrstrsi): Adapt callers.
13980 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
13982 (movti splitter): Never use register 0 as base register.
13984 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
13986 * combine.c (simplify_shift_const): Always generate new rtx
13987 for shift expression instead of reusing given expression.
13989 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13991 * config/alpha/alpha.c (alpha_expand_mov): Don't call
13992 alpha_legitimize_address unless mode is Pmode.
13994 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
13996 * doc/md.texi (Modifiers): Document the '*' constraint for the
13999 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
14000 * doc/extend.texi (Function Attributes): 'interrupt' is valid
14003 2002-01-13 Richard Henderson <rth@redhat.com>
14005 * reload.c (find_reloads): Use a hard reg destination as reload reg
14006 for an input reload of the source.
14008 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14010 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
14013 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
14015 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
14016 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
14018 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
14020 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14022 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
14024 2002-01-12 Tom Rix <trix@redhat.com>
14026 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
14029 2002-01-12 Richard Henderson <rth@redhat.com>
14031 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
14033 * doc/invoke.texi: Update Alpha options.
14035 * doc/invoke.texi: Update i386 built-in function lists.
14037 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
14039 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
14040 referencing outside.
14042 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14044 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
14045 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
14046 offsets, and change line folding.
14047 * optabs.c (expand_binop): Remove warnings.
14048 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
14050 2002-01-12 Graham Stott <grahams@redhat.com>
14052 * attribs.c (handle_deprecated_attribute): constify WHAT.
14053 * diagnostic.c (warn_deprecated_use): Add braces, fixes
14054 dangling else warning and constify WHAT.
14055 * except.h (struct function, struct inline_remap): Move
14056 struct tag forward defs before all prototypes.
14057 (duplicate_eh_regions): Whitespace.
14059 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
14061 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
14062 MODE_BASE_REG_CLASS.
14063 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
14065 2002-01-12 Richard Henderson <rth@redhat.com>
14067 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
14068 (ix86_expand_vector_move): New.
14069 (bdesc_2arg): Remove andps, andnps, orps, xorps.
14070 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
14071 Remove old prefetch builtins. Special case the logicals removed above.
14072 (ix86_expand_builtin): Likewise.
14073 (safe_vector_operand): Use V4SFmode, not TImode.
14074 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
14075 (ix86_expand_timode_binop_builtin): New.
14076 * config/i386/i386-protos.h: Update.
14077 * config/i386/i386.h (enum ix86_builtins): Update.
14078 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
14079 Use ix86_expand_vector_move in vector move expanders.
14080 (movti_internal, movti_rex64): Add xorps alternative.
14081 (sse_clrv4sf): Rename and adjust from sse_clrti.
14082 (prefetch): Don't work so hard.
14083 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
14084 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
14085 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
14087 2002-01-11 Richard Henderson <rth@redhat.com>
14089 * config/i386/mmintrin.h: New file.
14090 * config/i386/xmmintrin.h: New file.
14091 * config.gcc (i?86-*-*): Add extra_headers.
14092 * simplify-rtx.c (simplify_unary_operation): Handle saturating
14094 (simplify_binary_operation): Handle saturating arithmetic codes.
14095 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
14096 not the lowpart subreg.
14097 (ix86_expand_builtin): Return a TImode dummy register instead of 0
14099 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
14101 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14103 * conflict.c (conflict_graph_compute): Free regsets when finished.
14104 * ssa.c (compute_coalesced_reg_partition): Likewise.
14106 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
14108 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
14109 every where we allocate a register.
14111 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14113 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
14114 * lcm.c (compute_earliest, compute_farthest): Likewise.
14116 2002-01-11 Janis Johnson <janis187@us.ibm.com>
14118 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
14120 2002-01-11 Janis Johnson <janis187@us.ibm.com>
14122 * doc/rtl.texi (Insns): Fix 2 typos.
14124 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
14126 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
14127 options. Use @table @gcctabopt for MMIX options. Add index
14128 entries for MMIX options. Start new paragraph with first
14129 heading of the machine-dependent options.
14131 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
14134 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
14135 * combine.c (force_to_mode): Same.
14136 * reload1.c (clear_reload_reg_in_use): Same.
14138 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
14140 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
14143 2002-01-11 Andreas Jaeger <aj@suse.de>,
14144 Brad Lucier <lucier@math.purdue.edu>
14146 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
14149 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
14151 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
14152 Protect with IN_LIBGCC.
14153 (LINK_EH_SPEC): Add required trailing space.
14155 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
14157 * c-tree.h: Move function declarations so that they are listed
14158 under the filename which contains them.
14159 (check_identifier, finish_decl_top_level,
14160 lookup_name_current_level_global, shadow_record_fields): Remove.
14162 2002-01-11 Andreas Jaeger <aj@suse.de>
14164 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
14167 2002-01-10 Richard Henderson <rth@redhat.com>
14169 * config/alpha/alpha.c (print_operand): Add 'J'.
14170 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
14171 new operand with the sequence number for the lituse. When splitting
14172 the insns, use gen_movdi_er_high_g and generate a sequence number.
14173 (gen_movdi_er_high_g): Print the sequence number if non-zero.
14175 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
14177 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
14178 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
14180 (altivec_expand_builtin): Same.
14181 (altivec_expand_stv_builtin): New.
14183 * config/rs6000/rs6000.h (rs6000_builtins): Same.
14185 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
14186 ("altivec_lvehx"): New.
14187 ("altivec_lvewx"): New.
14188 ("altivec_lvxl"): New.
14189 ("altivec_lvx"): New.
14190 ("altivec_stvx"): New.
14191 ("altivec_stvebx"): New.
14192 ("altivec_stvehx"): New.
14193 ("altivec_stvewx"): New.
14194 ("altivec_stvxl"): New.
14196 2002-01-10 Richard Henderson <rth@redhat.com>
14198 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
14199 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
14200 care not to delete instructions twice.
14202 2002-01-10 Zack Weinberg <zack@codesourcery.com>
14204 * toplev.c: Don't declare environ (it's not used anywhere).
14205 * configure.in: Don't check for declaration of environ.
14206 * config/i386/xm-mingw32.h: Don't #define environ.
14207 * config.in, configure: Regenerate.
14209 2002-01-10 Zack Weinberg <zack@codesourcery.com>
14211 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
14212 * configure: Regenerate.
14214 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
14215 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
14216 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
14218 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
14219 LIMITS_H_TEST here, not in m68k/x-next.
14220 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
14221 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
14223 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
14224 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
14225 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
14227 * config/i386/x-djgpp: Renamed i386/t-djgpp.
14228 * config/m88k/x-dolph: Renamed m88k/t-dolph.
14229 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
14230 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
14231 replacement of quadlib.asm with quadlib.c.
14233 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
14234 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
14235 config/rs6000/xm-beos.h: Delete file.
14237 * config.gcc: Update to match above changes.
14239 2002-01-10 Kazu Hirata <kazu@hxi.com>
14241 * config/h8300/h8300.h: Fix comment typos.
14242 * config/h8300/h8300.md: Likewise.
14243 * config/h8300/lib1funcs.asm: Likewise.
14245 2002-01-10 Dale Johannesen <dalej@apple.com>
14247 PR optimization/5269
14248 * unroll.c (precondition_loop_p): Make *increment be the correct
14249 sign when n_iterations known, to avoid confusing caller.
14251 2002-01-10 Kazu Hirata <kazu@hxi.com>
14253 * doc/extend.texi (deprecated): Fix a typo.
14255 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
14257 * basic-block.h (update_br_prob_note): Declare.
14258 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
14259 (try_forward_edges): Care negative frequencies and update note.
14260 (outgoing_edges_match): Tweek conditional merging heuristics.
14261 (try_crossjump_to_edge): use update_br_prob_note.
14262 * cfglayout.c (fixup_reorder_chain): Likewise.
14263 * cfrtl.c (update_br_prob_note): New.
14264 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
14266 * i386.c (ix86_decompose_address): Return -1 if address contains
14268 (legitimate_address_p): Require ix86_decompose_address to return 1.
14270 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
14271 (cprop_insn): Likewise.
14273 2002-01-10 Kazu Hirata <kazu@hxi.com>
14275 * toplev.c: Fix formatting.
14276 * tree.c: Likewise.
14277 * tree-dump.c: Likewise.
14278 * unroll.c: Likewise.
14279 * unwind-dw2.c: Likewise.
14280 * unwind-dw2-fde.c: Likewise.
14281 * unwind-dw2-fde-glibc.c: Likewise.
14282 * unwind-sjlj.c: Likewise.
14284 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
14286 * doc/invoke.texi: Document PDP-11 options.
14288 2002-01-10 Kazu Hirata <kazu@hxi.com>
14290 * config/h8300/h8300.h: Fix formatting.
14292 2002-01-10 Ira Ruben <ira@apple.com>
14294 Add __attribute__ ((deprecated)).
14295 * extend.texi: Document __attribute__ ((deprecated)).
14296 * invoke.texi: Document -Wno-deprecated-declarations.
14297 * testsuite/g++.dg/other/deprecated.C: New C++ test.
14298 * testsuite/gcc.dg/deprecated.c: New C test.
14299 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
14300 (c_common_attribute_table): Add "deprecated" entry.
14301 (handle_deprecated_attribute): New function.
14302 * c-decl.c (deprecated_states): New enum.
14303 deprecated_state: State of "deprecated" handling.
14304 (start_decl): Set deprecated_state based on attributes.
14305 (grokdeclarator): Test for deprecated uses, propagate attribute.
14306 * c-typeck.c (build_component_ref): Test for deprecated fields.
14307 (build_external_ref): Test for deprecated primaries.
14308 * diagnostic.c (warn_deprecated_use) New function to issue
14309 warnings about __attribute__ ((depricated)) references.
14310 * flags.h (warn_deprecated_decl): Extern declared for
14311 -W[no-]deprecated-declarations option.
14312 * print-tree.c (print_node): Show deprecated flag status.
14313 * toplev.c (warn_deprecated_decl): Defined.
14314 (W_options): Added "deprecated-declaration".
14315 * toplev.h (warn_deprecated_use): Extern declared.
14316 * tree.h (struct tree_common): Define deprecated_flag.
14317 (TREE_DEPRECATED): New macro to access flag.
14318 * cp/call.c (build_call): Test for deprecated calls.
14319 * cp/class.c (add_implicitly_declared_members): Set global
14320 flag to tell grokdeclarator to not issue deprecated warnings.
14321 * cp/cp-tree.h: Add extern for adding_implicit_members.
14322 * cp/decl.c (deprecated_states): New enum.
14323 (start_decl): Set deprecated_state based on attributes.
14324 (grokdeclarator): Test for deprecated uses, propagate attribute.
14325 * cp/lex.c (do_identifier): Test for deprecated primaries.
14326 * cp/typeck.c (build_component_ref): Test for deprecated fields.
14328 2002-01-10 Ira Ruben <ira@apple.com>
14330 Fix to assign attributes to inline member functions.
14331 * cp/decl.c (start_method): Handle attrlist.
14333 2002-01-10 Kazu Hirata <kazu@hxi.com>
14335 * combine.c (expand_field_assignment): Use subreg_lsb().
14337 2002-01-10 David Edelsohn <edelsohn@gnu.org>
14339 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
14340 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
14341 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
14342 Recurse for any operand of AND as long as constant is non-zero.
14344 2002-01-10 Kazu Hirata <kazu@hxi.com>
14346 * config/h8300/h8300.md: Remove constraints from expanders.
14348 2002-01-10 Kazu Hirata <kazu@hxi.com>
14350 * varasm.c: Fix formatting.
14351 * varray.c: Likewise.
14352 * vmsdbgout.c: Likewise.
14353 * xcoffout.c: Likewise.
14355 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
14357 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
14358 update edge probabilities to match.
14360 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
14362 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
14364 * doc/languages.texi, doc/sourcebuild.texi: New files.
14365 * doc/configfiles.texi: Make a subsubsection. Update.
14366 * doc/configterms.texi: Add @node. Remove warning that this isn't
14367 instructions for building GCC.
14368 * doc/makefile.texi: Make a subsection.
14369 * doc/gccint.texi: Update.
14371 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
14373 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
14375 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
14377 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
14379 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
14381 * optabs.c (expand_fix): Look for wider integer modes first.
14383 * i386.md (mov?f): Avoid the fake const double trick for medium
14385 (min?f*/max?f*): Prohibit memory operands for i387 variant.
14386 (fop_df_4): Disable for SSE compilation.
14388 2002-01-10 Graham Stott <grahams@redhat.com>
14390 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
14391 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
14393 2002-01-10 Richard Henderson <rth@redhat.com>
14395 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
14397 2002-01-10 Richard Henderson <rth@redhat.com>
14399 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
14400 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
14402 2002-01-10 Kazu Hirata <kazu@hxi.com>
14404 * combine.c (can_combine_p): Fix a comment typo.
14406 2002-01-09 Zack Weinberg <zack@codesourcery.com>
14408 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
14409 empty list correctly. Change loop index $t to $f for
14410 consistency with rest of Makefile.
14412 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
14414 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
14415 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
14417 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
14418 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
14419 (altivec_init_builtins): Same.
14420 (altivec_expand_unop_builtin): Return NULL_RTX on error.
14421 (altivec_expand_binop_builtin): Same.
14422 (altivec_expand_ternop_builtin): Same.
14425 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
14426 ("altivec_vctuxs"): Fix typo.
14427 ("altivec_vnmsubfp"): Same.
14428 ("altivec_dssall"): New.
14429 ("altivec_mfvscr"): New.
14430 ("altivec_dss"): New.
14431 ("altivec_lvsl"): New.
14432 ("altivec_lvsr"): New.
14433 ("altivec_dstt"): New.
14434 ("altivec_dstst"): New.
14435 ("altivec_dststt"): New.
14436 ("altivec_dst"): New.
14438 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
14439 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
14441 2002-01-09 Richard Henderson <rth@redhat.com>
14443 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
14445 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
14447 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
14449 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
14451 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
14453 2002-01-09 Kazu Hirata <kazu@hxi.com>
14455 * read-rtl.c: Fix formatting.
14456 * real.c: Likewise.
14457 * regclass.c: Likewise.
14458 * regrename.c: Likewise.
14459 * reg-stack.c: Likewise.
14460 * reload1.c: Likewise.
14461 * reload.c: Likewise.
14464 2002-01-09 Kazu Hirata <kazu@hxi.com>
14466 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
14467 to extract items in the expr_list chain.
14469 2002-01-09 Richard Henderson <rth@redhat.com>
14471 * config/vax/vax.c (vax_rtx_cost): Never abort.
14473 * config/vax/vax.h (REAL_ARITHMETIC): Define.
14475 2002-01-09 Jan Hubicka <jh@suse.cz>
14477 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
14479 2002-01-09 Richard Henderson <rth@redhat.com>
14481 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
14482 Unify code from various alternatives.
14484 2002-01-09 Richard Henderson <rth@redhat.com>
14486 * regrename.c (copy_value): Ignore the copy if the source register
14487 is present in the value chain with a narrower mode.
14489 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
14491 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
14492 for the c4x target. Also improve layout.
14494 2002-01-09 Richard Henderson <rth@redhat.com>
14496 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
14497 * config/m32r/m32r.md (and ior xor splitters): Swap operands
14498 to match insn patterns.
14500 2002-01-09 Richard Henderson <rth@redhat.com>
14502 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
14503 (copyprop_hardreg_forward_1): Likewise.
14505 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
14507 * pa.md (decrement_and_branch_until_zero): Change predicate for
14508 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
14510 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
14512 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
14513 gets undefined. For Darwin.
14515 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
14517 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
14519 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14521 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
14523 2002-01-08 Richard Henderson <rth@redhat.com>
14525 * regrename.c (copy_value): Ignore overlapping copies.
14527 2002-01-08 Richard Henderson <rth@redhat.com>
14529 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
14530 as needed to avoid shared structure.
14532 2002-01-08 Kazu Hirata <kazu@hxi.com>
14534 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
14537 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
14539 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
14540 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
14541 documentation of obsolete macros.
14542 * system.h: Poison these macros.
14543 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
14544 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
14545 config/c4x/c4x.h, config/clipper/clipper.h,
14546 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
14547 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
14548 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
14549 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
14550 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
14551 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
14552 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
14553 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
14554 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
14555 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
14556 config/sparc/sparc.h, config/stormy16/stormy16.h,
14557 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
14558 definitions and commented out definitions of obsolete macros.
14559 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
14560 of MAX_INT_TYPE_SIZE.
14562 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
14564 * config/s390/s390.c (s390_preferred_reload_class): Never
14565 return ADDR_REGS if it isn't a subset of the given class.
14566 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
14567 FP_REGS, but all superclasses as well.
14569 * config/s390/s390.c (s390_function_profiler): Fix thinko.
14571 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
14572 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
14573 must not be a const_int.
14575 2002-01-08 Richard Henderson <rth@redhat.com>
14577 * Makefile.in (toplev.o): Depend on options.h.
14578 (gcc.o): Depend on specs.h.
14580 2002-01-08 Jakub Jelinek <jakub@redhat.com>
14582 * expr.c (store_expr): Convert VOIDmode constants back to target's
14585 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14587 * doc/invoke.texi: Markup gcc as @command. Refer to
14588 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
14589 of http://gcc.gnu.org/thanks.html.
14591 2002-01-08 Dale Johannesen <dalej@apple.com>
14593 * config/rs6000/rs6000.md: Add missing int register
14594 target case to movdf_low.
14596 2002-01-08 Zack Weinberg <zack@codesourcery.com>
14598 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
14599 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
14600 (cppinit.o): Depend on except.h.
14601 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
14602 s-specs): New rules.
14604 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
14605 Don't create specs.h/options.h/gencheck.h here. Remove
14606 unnecessary variable settings from last argument of AC_OUTPUT.
14607 * config.in, configure: Regenerate.
14608 * intl.c: Hardcode package name as "gcc".
14610 * cppinit.c: Include except.h.
14611 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
14613 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
14614 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
14615 (!)USING_SJLJ_EXCEPTIONS.
14616 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
14618 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
14620 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
14621 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
14622 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
14623 documentation of obsolete macros.
14624 * system.h: Poison these macros.
14625 * config/d30v/d30v.h, config/ns32k/encore.h,
14626 config/stormy16/stormy16.h: Remove definitions and commented out
14627 definitions of obsolete macros.
14629 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
14631 * objc/objc-act.c (handle_class_ref): Mark the declaration of
14632 %sobjc_class_ref_%s as used - to prevent unwanted compiler
14635 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
14637 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
14638 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
14639 to insn adjusting stack/frame pointer.
14640 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
14641 accept operands that cause the insn to be non-splittable.
14643 2002-01-08 Graham Stott <grahams@redhat.com>
14645 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
14646 (C_TYPE_FIELDS_VOLATILE): Likewise.
14647 (C_TYPE_BEING_DEFINED): Likewise.
14648 (C_IS_RESERVED_WORD): Likewise.
14649 (C_TYPE_VARIABLE_SIZE): Likewise.
14650 (C_DECL_VARIABLE_SIZE): Likewise.
14651 (C_MISSING_PROTOTYPE_WARNED): Likewise.
14652 (C_SET_EXP_ORIGINAL_CODE): Likewise.
14653 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
14655 (C_DECL_ANTICIPATED): Likewise.
14656 (c_build_type_variant): Add parenthesis.
14658 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
14660 * gcc.c (option_map): Remove --version.
14661 (process_command): Handle -fversion following the GNU Coding
14662 Standards. Partially addresses PR other/704.
14664 2002-01-08 Graham Stott <grahams@redhat.com>
14666 * combine.c (combine_instructions): Fix typo.
14668 2002-01-08 Graham Stott <grahams@redhat.com>
14670 * debug.h: Use "tree" and "rtx" throughout.
14672 * debug.c: Likewise.
14674 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
14676 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
14677 constant pool, use the pool's version of the symbol instead.
14679 2002-01-07 Richard Henderson <rth@redhat.com>
14681 * regrename.c (find_oldest_value_reg): Ignore the value chain if
14682 the original register was copied in a mode with a fewer number of
14683 hard registers than the desired mode.
14684 (copyprop_hardreg_forward_1): Likewise.
14685 (debug_value_data): Fix loop test.
14686 * toplev.c (parse_options_and_default_flags): Reenable
14687 -fcprop-registers at -O1.
14689 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
14691 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
14692 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
14694 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
14697 * config/rs6000/rs6000.md: Add altivec predicate patterns.
14699 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
14701 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
14702 (pa_output_function_prologue): Output local label at the beginning of
14703 the prologue when profiling.
14704 (hppa_profile_hook): Use the local label rather than the function label.
14705 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
14707 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
14709 * config/rs6000/rs6000.c (print_operand): Remove extra space.
14710 (altivec_expand_unop_builtin): Fix thinko.
14711 (altivec_expand_binop_builtin): Same.
14712 (altivec_expand_ternop_builtin): Same.
14713 (altivec_expand_builtin): Same.
14715 2002-01-07 Richard Henderson <rth@redhat.com>
14717 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
14719 2002-01-07 Jason Merrill <jason@redhat.com>
14721 * unwind-dw2.c (execute_cfa_program): Use < again.
14723 2002-01-07 Jakub Jelinek <jakub@redhat.com>
14725 * predict.c (combine_predictions_for_insn): Avoid division by zero.
14727 2002-01-07 Jakub Jelinek <jakub@redhat.com>
14729 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
14730 Don't allow -1 - x -> ~x simplifications in the first pass.
14732 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
14734 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
14736 (altivec_expand_binop_builtin): Same.
14737 (altivec_expand_unop_builtin): Same.
14738 (print_operand): Fix typo.
14739 (bdesc_1arg): Add vupk* variants.
14741 * rs6000.h (rs6000_builtins): Add vupk* enums.
14743 * rs6000.md: Add altivec_vupk* variants.
14745 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
14747 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
14748 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
14749 and last update dates.
14751 2002-01-07 Janis Johnson <janis187@us.ibm.com>
14753 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
14755 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
14757 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
14758 * config/avr/avr.h (CPP_SPEC): Likewise.
14759 (LINK_SPEC): Likewise.
14760 (CRT_BINUTILS_SPECS): Likewise.
14761 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14762 * doc/invoke.texi (AVR Options): Document them.
14764 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
14766 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
14769 2002-01-07 Graham Stott <grahams@redhat.com>
14771 * config/i386/i386.h: Update copyright date.
14772 (HALF_PIC_PTR): Add parenthesis.
14773 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
14774 (CONSTANT_ALIGNMENT): Add parenthesis.
14775 (DATA_ALIGNMENT): Likewise.
14776 (LOCAL_ALIGNMENT): Likewise.
14777 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
14778 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
14779 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
14780 (HARD_REGNO_NREGS): Add paranethesis.
14781 (VALID_SSE_REG_MODE): Whitespace.
14782 (VALID_MMX_REG_MODE): Whitespace.
14783 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
14784 (ix86_hard_regno_mode_ok): Add parenthesis.
14785 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
14786 (RETURN_IN_MEMORY): Whitespace.
14787 (N_REG_CLASSES): Add parenthesis.
14788 (INTEGER_CLASS_P): Add parenthesis and wrap.
14789 (FLOAT_CLASS_P): Likewise.
14790 (SSE_CLASS_P): Likewise.
14791 (MMX_CLASS_P): Likewise.
14792 (MAYBE_INTEGER_CLASS_P): Likewise.
14793 (MAYBE_FLOAT_CLASS_P): Likewise.
14794 (MAYBE_SSE_CLASS_P): Likewise.
14795 (MAYBE_MMX_CLASS_P): Likewise.
14796 (Q_CLASS_P): Likewise.
14797 (GENERAL_REGNO_P): Uppercase macro parameter.
14798 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
14799 (FP_REGNO_P): Likewise.
14800 (ANY_FP_REGNO_P): Uppercase macro parameter.
14801 (SSE_REGNO_P): Likewise.
14802 (SSE_REGNO): Likewise.
14803 (SSE_REG_P): Likewise.
14804 (SSE_FLOAT_MODE_P): Likewise.
14805 (MMX_REGNO_P): Likewise.
14806 (MMX_REG_P):Likewise.
14807 (STACK_REG_P): Likewise.
14808 (NON_STACK_REG_P): Likewise.
14809 (STACK_TOP_P): Likewise.
14810 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
14811 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
14812 (SECONDARY_MEMORY_NEEDED): Likewise.
14813 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
14814 (MD_ASM_CLOBBERS): Whitespace and wrap.
14815 (MUST_PASS_IN_STACK): Whitespace and wrap.
14816 (RETURN_POPS_ARGS): Add parenthesis.
14817 (INIT_CUMULATIVE_ARGS): Likewise.
14818 (FUNCTION_ARG): Likewise.
14819 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
14820 (SETUP_INCOMING_VARARGS): Likewise.
14821 (BUILD_VA_LIST_TYPE): Add parenthesis.
14822 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
14824 (EXPAND_BUILTIN_VA_ARG): Likewise.
14825 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
14826 (INITIALIZE_TRAMPOLINE): Add parenthesis.
14827 (INITIAL_ELIMINATION_OFFSET): Likewise.
14828 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
14829 (REGNO_OK_FOR_BASE_P): Likewise.
14830 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
14831 (REGNO_OK_FOR_DIREG_P): Likewise.
14832 (REG_OK_FOR_INDEX_P): Whitespace.
14833 (REG_OK_FOR_BASE_P): Whitespace.
14834 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
14836 (FIND_BASE_TERM): Fix typo.
14837 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
14838 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
14839 (SYMBOLIC_CONST; Whitespace.
14840 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
14841 (ENCODE_SECTION_INFO): Whitespace.
14842 (FINALIZE_PIC): Remove do { ... } while (0).
14843 (PROMOTE_MODE): Wrap in do { ... } while (0).
14844 (CONST_COSTS): Whitespace.
14845 (RTX_COSTS): Add paramethesis, whitespace and wrap.
14846 (REGISTER_MOVE_COST): Add parenthesis.
14847 (MEMORY_MOVE_COST): Likewise.
14848 (EXTRA_CC_MODES): Whitespace.
14849 (SELECT_CC_MODE): Add parenthesis and whitespace.
14850 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
14851 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
14852 (ASM_OUTPUT_LABEL): Add paramethesis.
14853 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
14854 (ASM_OUTPUT_REG_POP): Likewise.
14855 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
14856 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
14858 * config/i386/i386.c: Update copyright.
14859 (CHECK_STACK_LIMIT): Add parenthesis.
14860 (AT_BP): Uppercase macro parameter.
14861 (x86_64_int_parameter_registers): Constify.
14862 (x86_64_int_return_registers): Likewise.
14863 (ix86_compare_op0): Use rtx.
14864 (construct_container): Constify INTREG parameter.
14865 (function_arg): Use rtx.
14867 * diagnostic.h: Update copyright date.
14868 (output_buffer_state): Add parenthesis.
14869 (output_buffer_format_args): Likewise.
14871 * combine.c (combine_instructions): Replace XEXP (links, 0)
14874 2002-01-06 H.J. Lu <hjl@gnu.org>
14876 * cfgcleanup.c (thread_jump): Fix 2 typos.
14878 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
14880 * config.gcc: Add support for --enable-altivec.
14882 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
14884 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
14886 2002-01-06 Jakub Jelinek <jakub@redhat.com>
14888 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
14889 __objc_class_name_*.
14891 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
14893 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
14895 2002-01-06 Richard Henderson <rth@redhat.com>
14897 * reorg.c (emit_delay_sequence): Remove death notes, not merely
14898 nop them out. Increment label reference count for REG_LABEL.
14899 (fill_slots_from_thread): Frob label reference count around
14900 delete_related_insns.
14902 2002-01-05 Richard Henderson <rth@redhat.com>
14904 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
14907 2002-01-05 Richard Henderson <rth@redhat.com>
14909 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
14910 * integrate.c (output_inline_function): Likewise.
14911 * toplev.c (rest_of_compilation): Do it here instead. Move call
14912 to remove_unnecessary_notes after emitting abstract instance.
14913 Force an emitted nested function to have its parent emited as well.
14914 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
14916 (rtl_for_decl_location): Do not look at reload data structures
14917 before reload has run.
14919 2002-01-05 Kazu Hirata <kazu@hxi.com>
14921 * cse.c: Fix formatting.
14922 * dwarf2asm.c: Likewise.
14923 * dwarf2out.c: Likewise.
14924 * explow.c: Likewise.
14925 * expmed.c: Likewise.
14926 * function.c: Likewise.
14927 * gcov.c: Likewise.
14928 * gencheck.c: Likewise.
14929 * genrecog.c: Likewise.
14930 * ggc-common.c: Likewise.
14931 * ggc-page.c: Likewise.
14932 * global.c: Likewise.
14934 2002-01-05 Kazu Hirata <kazu@hxi.com>
14936 * combine.c: Fix formatting.
14938 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
14941 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
14943 2002-01-05 David Edelsohn <edelsohn@gnu.org>
14945 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
14946 as 1 for __powerpc64__ as well.
14948 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
14950 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
14953 2002-01-05 Daniel Berlin <dan@dberlin.org>
14955 * lcm.c: Revert change, due to performance regression it causes on
14956 SPEC because it's slightly more conservative (sigh, I hate
14959 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
14961 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
14963 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
14965 * doc/cppinternals.texi: Update.
14967 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
14969 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
14970 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
14972 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
14973 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
14974 kludge for pre-october-14th mmix versions to handle new-found bug
14975 with PUSHJ/PUSHGO and the register stack.
14976 * config/mmix/mmix.h (struct machine_function): Rename member
14977 has_call_value_without_parameters to has_call_without_parameters.
14978 All referers changed.
14979 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
14980 TARGET_MASK_BRANCH_PREDICT): New macros.
14981 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
14982 -mno-reg-stack-fill-bug-workaround.
14983 * config/mmix/mmix.md ("call"): Set struct machine member
14984 has_call_without_parameters.
14986 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
14988 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
14990 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
14992 * cfgcleanup.c: Include tm_p.h
14993 (mark_effect): Fix handling of hard register; fix handling of SET
14995 2002-01-04 Kazu Hirata <kazu@hxi.com>
14997 * config/h8300/h8300.md (anonymous patterns): Check that
14998 operands are registers before using REGNO on them.
15000 2002-01-03 Roland McGrath <roland@frob.com>
15002 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
15004 2002-01-04 Jakub Jelinek <jakub@redhat.com>
15006 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
15007 * c-common.h (genrtl_expr_stmt_value): Likewise.
15008 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
15009 (expand_expr_stmt_value): Add maybe_last argument.
15010 Don't warn about statement with no effect if it is the last statement
15011 in expression statement.
15012 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
15013 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
15014 expand_expr_stmt_value.
15015 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
15016 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
15017 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
15018 as maybe_last to expand_expr_stmt_value.
15020 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
15022 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
15023 be passed in, do not build it.
15024 (c_begin_if_stmt): New function.
15025 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
15026 * c-common.h (c_expand_start_cond): Update prototype.
15027 (c_begin_if_stmt): Prototype new function.
15028 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
15029 * c-parse.in (if_prefix): Use c_begin_if_stmt,
15030 c_begin_while_stmt and c_finish_while_stmt_cond.
15032 2002-01-04 William Cohen <wcohen@redhat.com>
15034 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
15035 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
15036 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
15037 * config/pa/som.h (ASM_FILE_START): Likewise.
15039 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
15041 * lcm.c: Include df.h.
15042 Add available_transfer_function prototype.
15043 (compute_available): Rework to use iterative dataflow framework.
15044 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
15045 with bb_info in df.h
15046 (available_transfer_function): New function.
15048 * Makefile.in (lcm.o): add df.h to dependencies.
15050 2002-01-04 Richard Henderson <rth@redhat.com>
15052 * config/alpha/alpha.c (some_operand): Accept HIGH.
15053 (input_operand): Likewise; accept simple references to globals.
15054 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
15055 (alpha_const_double_ok_for_letter_p): Likewise.
15056 (alpha_extra_constraint): Likewise.
15057 (alpha_preferred_reload_class): Likewise. Do not force
15058 symbolic constants to memory.
15059 (alpha_legitimate_address_p): Accept simple references
15060 to small_symbolic_operand.
15061 (alpha_legitimize_address): New arg scratch. Be prepared to be
15062 called when no_new_pseudos. Emit simple symbolic references.
15063 Split integers into low, high, and rest.
15064 (alpha_expand_mov): Use alpha_legitimize_address.
15065 (some_small_symbolic_mem_operand): New.
15066 (split_small_symbolic_mem_operand): New.
15067 * config/alpha/alpha-protos.h: Update.
15068 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
15069 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15070 (EXTRA_CONSTRAINT): Likewise.
15071 (PREFERRED_RELOAD_CLASS): Likewise.
15072 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
15073 (PREDICATE_CODES): Update.
15074 * config/alpha/alpha.md: New post-reload splitters to convert
15075 simplfied symbolic operands to the form that references $29.
15076 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
15077 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
15079 2002-01-03 Richard Henderson <rth@redhat.com>
15081 * local-alloc.c (function_invariant_p): Update commentary.
15083 2002-01-04 H.J. Lu <hjl@gnu.org>
15085 * toplev.c (rest_of_compilation): Fix a typo when calling
15088 2002-01-03 Kazu Hirata <kazu@hxi.com>
15090 * c-common.c: Fix formatting.
15091 * diagnostic.c: Likewise.
15092 * doloop.c: Likewise.
15093 * dwarf2out.c: Likewise.
15095 2002-01-03 Kazu Hirata <kazu@hxi.com>
15097 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
15098 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
15100 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
15102 * cpperror.c: Update comments and copyright.
15103 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
15104 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
15106 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
15108 * collect2.c (main): Use strcmp when testing for "-shared".
15110 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
15112 * cppmacro.c: Don't include intl.h. Update comments.
15113 (new_number_token): Allocate enough buffer for 64-bit unsigned
15114 integers; update prototype.
15115 * cppmain.c: Update comments.
15117 2002-01-03 William Cohen <wcohen@redhat.com>
15119 * function.h (struct function): Add profile.
15120 (current_function_profile): New.
15121 doc/extend.texi: Update documentation.
15122 * final.c (final_start_function): Use current_function_profile
15123 instead of profile_flag.
15124 (profile_after_prologue): Likewise.
15125 * function.c (expand_function_start): Likewise.
15126 (expand_function_start): Likewise.
15127 * config/alpha/alpha.c (direct_call_operand):
15128 (alpha_does_function_need_gp): Likewise.
15129 (alpha_expand_prologue): Likewise.
15130 * config/arm/arm.c (arm_expand_prologue): Likewise.
15131 thumb_expand_prologue: Likewise.
15132 * config/d30v/d30v.c (d30v_stack_info): Likewise.
15133 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
15134 (fr30_expand_prologue): Likewise.
15135 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
15136 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
15137 * config/i386/i386.h (FINALIZE_PIC): Likewise.
15138 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
15139 * config/i960/i960.c (i960_output_function_prologue): Likewise.
15140 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
15141 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
15142 (m32r_expand_prologue): Likewise.
15143 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
15144 (m88k_expand_prologue): Likewise.
15145 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
15146 * config/mips/mips.c (compute_frame_size): Likewise.
15147 (mips_expand_prologue): Likewise.
15148 (mips_can_use_return_insn): Likewise.
15149 * config/pa/elf.h (ASM_FILE_START): Likewise.
15150 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
15151 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
15152 * config/pa/som.h (ASM_FILE_START): Likewise.
15153 * config/romp/romp.c (romp_using_r14): Likewise.
15154 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
15155 (rs6000_stack_info): Likewise.
15156 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
15157 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
15158 * config/v850/v850.c (compute_register_save_size): Likewise.
15160 2002-01-03 Jakub Jelinek <jakub@redhat.com>
15162 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
15163 gen_lowpart_common fails, use gen_lowpart_SUBREG.
15165 2002-01-03 Turly O'Connor <turly@apple.com>
15167 * darwin.c (machopic_output_possible_stub_label): Don't generate
15168 stub routines for pseudo-stubs which we've just defined.
15170 2002-01-03 Kazu Hirata <kazu@hxi.com>
15172 * builtins.c: Fix formatting.
15173 * c-typeck.c: Likewise.
15174 * combine.c: Likewise.
15175 * expr.c: Likewise.
15176 * loop.c: Likewise.
15178 2002-01-03 Andreas Schwab <schwab@suse.de>
15180 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
15181 and return true if _cpp_push_next_buffer pushed a new include
15183 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
15184 _cpp_pop_file_buffer did not push a new file.
15185 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
15187 2002-01-02 Eric Christopher <echristo@redhat.com>
15189 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
15190 FIND_REG_INC_NOTE call. Update copyright.
15191 * loop.c (canonicalize_condition): Ditto.
15192 * reorg.c (delete_scheduled_jump): Ditto.
15194 2002-01-03 Kazu Hirata <kazu@hxi.com>
15196 * gcse.c: Fix formatting.
15198 2002-01-03 Graham Stott <grahams@redhat.com>
15200 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
15201 forward defs for struct tags rtx_def, union_tree, rtvec_def
15202 also output corresponding typedefs for rtx, tree, and rtvec.
15204 * system.h: Move forward defs for struct tags rtx_def, union_tree,
15205 rtvec_def along with corresponding typedefs for rtx, tree, and
15206 rtvec to config.h, hconfig.h, tconfig.h.
15208 2002-01-03 Graham Stott <grahams@redhat.com>
15210 * tree.h: Update copyright date.
15211 (IS_EXPR_CODE_CLASS): Add parenthesis.
15212 (TREE_SET_CODE): Add whitespace.
15213 (TREE_CHECK): Add parenthesis.
15214 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
15215 (CST_OR_CONSTRUCTOR_CHECK):
15216 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
15217 (TREE_SYMBOL_REFERENCED): Whitespace.
15218 (INT_CST_LT): Likewise.
15219 (INT_CST_LT_UNSIGNED): Likewise.
15220 (tree_real_cst): Unwrap comment.
15221 (tree_string): Likewise.
15222 (tree_complex): Likewise.
15223 (IDENTIFIER_POINTER): correct cast.
15224 (SAVE_EXPR_CONTEXT): Whitespace.
15225 (EXPR_WFL_FILENAME_NODE): Likewise.
15226 (EXPR_WFL_FILENAME): Remove parenthesis.
15227 (DECL_ORIGIN): Add parenthesis.
15228 (DECL_FROM_INLINE): Use NULL_TREE.
15229 (build_int_2): Whitespace.
15230 (build_type_variant): Add parenthesis.
15232 * gcc/jcf-parse.c: Update copyright date.
15233 (yyparse): Constify resource_filename.
15235 2002-01-03 Graham Stott <grahams@redhat.com>
15237 * rtl.h: Update copyright date.
15238 (RTL_CHECK1): Wrap long line.
15239 (RTL_CHECK2): Likewise.
15240 (RTL_CHECKC1): Wrap long line and whitespace.
15241 (RTL_CHECKC2): Likewise.
15242 (XWINT): Whitespace.
15248 (XBITMAP): Likewise.
15250 (XBBDEF): Likewise.
15252 (X0WINT): Likewise.
15254 (X0UINT): Likewise.
15258 (X0MODE): Likewise.
15259 (X0BITMAP): Likewise.
15260 (X0TREE): Likewise.
15261 (X0BBDEF): Likewise.
15262 (X0ADVFLAGS): Likewise.
15263 (X0CSELIB): Likewise.
15264 (X0MEMATTR): Likewise.
15265 (XCWINT): Likewise.
15267 (XCUINT): Likewise.
15271 (XCMODE): Likewise.
15272 (XCBITMAP): Likewise.
15273 (XCTREE): Likewise.
15274 (XCBBDEF): Likewise.
15275 (XCADVFLAGS): Likewise.
15276 (XCCSELIB): Likewise.
15277 (XC2EXP): Likewise.
15278 (INSN_UID): Likewise.
15279 (PREV_INSN): Likewise.
15280 (PATTERN): Likewise.
15281 (INSN_CODE): Likewise.
15282 (PUT_REG_NOTE_KIND): Likewise.
15283 (CODE_LABEL_NUMBER): Likewise.
15284 (NOTE_SOURCE_FILE): Likewise.
15285 (NOTE_BLOCK): Likewise.
15286 (NOTE_EH_HANDLER): Likewise.
15287 (NOTE_RANGE_INFO): Likewise.
15288 (NOTE_LIVE_INFO): Likewise.
15289 (NOTE_BASIC_BLOCK): Likewise.
15290 (NOTE_EXPECTED_VALUE): Likewise.
15291 (NOTE_LINE_NUMBER): Likewise.
15292 (LABEL_NAME): Likewise.
15293 (LABEL_NUSES): Likewise.
15294 (LABEL_ALTERNATE_NAME): Likewise.
15295 (ADDRESSOF_DECL): Likewise.
15296 (JUMP_LABEL): Likewise.
15297 (LABEL_NEXTREF): Likewise.
15299 (ORIGINAL_REGNO: Likewise.
15300 (HARD_REGISTER_NUM_P): Add parenthesis.
15301 (SUBREG_REG): Whitespace.
15302 (SUBREG_BYTE): Likewise.
15303 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
15304 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
15305 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
15306 (ASM_OPERANDS_INPUT_VEC): Likewise.
15307 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
15308 (ASM_OPERANDS_INPUT): Likewise.
15309 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
15310 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
15311 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
15312 (ASM_OPERANDS_INPUT_MODE): Likewise.
15313 (ASM_OPERANDS_SOURCE_FILE): Likewise.
15314 (ASM_OPERANDS_SOURCE_LINE): Likewise.
15315 (MEM_SET_IN_STRUCT_P): Minor reformat.
15316 (TRAP_CONDITION): Whitespace.
15317 (TRAP_CODE): Likewise.
15318 (COND_EXEC_TEST): Likewise.
15319 (COND_EXEC_CODE): Likewise.
15320 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
15321 (PHI_NODE_P): Add parenthesis.
15322 (plus_constant): Whitespace and add parenthesis.
15324 2002-01-03 Kazu Hirata <kazu@hxi.com>
15326 * config/avr/avr.c: Fix comment typos.
15327 * config/c4x/c4x.md: Likewise.
15328 * config/dsp16xx/dsp16xx.h: Likewise.
15329 * config/dsp16xx/dsp16xx.md: Likewise.
15330 * config/i386/i386.md: Likewise.
15331 * config/ia64/ia64.c: Likewise.
15332 * config/m32r/m32r.h: Likewise.
15333 * config/m68hc11/m68hc11.md: Likewise.
15334 * config/mmix/mmix.c: Likewise.
15335 * config/mn10200/mn10200.c: Likewise.
15336 * config/romp/romp.c: Likewise.
15337 * config/sh/sh.c: Likewise.
15338 * config/stormy16/stormy16.c: Likewise.
15339 * config/stormy16/stormy16.h: Likewise.
15340 * config/stormy16/stormy16.md: Likewise.
15342 2002-01-03 Graham Stott <grahams@redhat.com>
15344 * loop.h: Update copyright date.
15345 (LOOP_MOVABLES): Fix typo.
15346 (LOOP_REGS): Likewise.
15347 (LOOP_IVS): Likewise.
15349 2002-01-03 Graham Stott <grahams@redhat.com>
15351 * cppinit.c: Update copyright date.
15352 Don't include output.h
15353 * Makefile.in: Update copyright date.
15356 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
15359 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
15360 (-pthread) Add to RS/6000 options.
15362 2002-01-02 Kazu Hirata <kazu@hxi.com>
15364 * except.c: Fix comment typos.
15365 * loop.c: Likewise.
15366 * varasm.c: Likewise.
15367 * doc/tm.texi: Fix a typo.
15369 2002-01-02 Jakub Jelinek <jakub@redhat.com>
15371 * c-typeck.c (output_init_element): Allow initializing static storage
15372 duration objects with compound literals.
15374 2002-01-02 Richard Henderson <rth@redhat.com>
15376 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
15379 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15381 * gcc.c (default_compilers): Const-ify.
15382 * mips-tdump.c (stab_names): Likewise.
15383 * mips-tfile.c (map_coff_types, map_coff_storage,
15384 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
15385 pseudo_ops_t, pseudo_ops): Likewise.
15386 * protoize.c (default_include): Likewise
15388 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
15389 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
15390 Add array size in declaration.
15391 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
15392 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
15393 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
15394 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
15395 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
15396 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
15397 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
15398 emtens, make_nan): Const-ify.
15399 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
15400 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
15402 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
15404 * config.gcc (ia64-*-*): Set extra_headers.
15405 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
15406 * config/alpha/t-osf: Remove.
15407 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
15409 2002-01-02 David Edelsohn <edelsohn@gnu.org>
15411 * config/rs6000/t-aix43: Revert previous change.
15413 2002-01-02 Jason Merrill <jason@redhat.com>
15415 * c-decl.c (c_expand_body): Call outlining_inline_function when
15416 emitting an inline function out of line.
15418 2002-01-02 Richard Henderson <rth@redhat.com>
15420 * dwarf2out.c (limbo_die_node): Add created_for member.
15421 (new_die): New argument created_for. Update all callers.
15422 (mark_limbo_die_list): New.
15423 (dwarf2out_init): Register limbo_die_list as a root.
15424 (dwarf2out_finish): Force insert limbo dies into their function
15427 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
15430 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
15432 2002-01-02 Kazu Hirata <kazu@hxi.com>
15434 * config/h8300/fixunssfsi.c: Update copyright.
15437 * config/h8300/h8300.c: Update copyright.
15438 Eliminate warnings.
15440 2002-01-02 Kazu Hirata <kazu@hxi.com>
15442 * config/romp/romp.c: Fix comment formatting.
15443 * config/romp/romp.h: Likewise.
15444 * config/romp/romp.md: Likewise.
15445 * config/s390/s390.c: Likewise.
15446 * config/stormy16/stormy16.c: Likewise.
15447 * config/stormy16/stormy16.h: Likewise.
15449 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
15451 * c-common.h (genrtl_expr_stmt_value): Declare.
15452 * c-semantics.c (genrtl_goto_stmt): Redirect to...
15453 (genrtl_goto_stmt_value): ... this new function. Pass new
15454 argument down to expand_expr_stmt_value, taking
15455 TREE_ADDRESSABLE into account.
15456 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
15457 STMT_EXPR as addressable, i.e., one whose result we want.
15458 * expr.c (expand_expr): Don't save expression statement value
15459 of labeled_blocks or loop_exprs.
15460 * stmt.c (expand_expr_stmt): Redirect to...
15461 (expand_expr_stmt_value): ... this new function. Use new
15462 argument to tell whether to save expression value.
15463 (expand_end_stmt_expr): Reset last_expr_type and
15464 last_expr_value if we don't have either.
15465 * tree-inline.c (declare_return_variable): Mark its use
15466 statement as addressable.
15467 * tree.h: Document new use of TREE_ADDRESSABLE.
15468 (expand_expr_stmt_value): Declare.
15470 2002-01-01 Tom Rix <trix@redhat.com>
15472 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
15473 rs6000_emit_allocate_stack.
15475 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
15477 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
15478 ${srcdir}/ginclude/ to every entry in extra_headers.
15479 * configure: Regenerate.
15480 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
15481 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
15482 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
15483 * ginclude/proto.h: Rename to config/convex/proto.h.
15485 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15487 * attribs.c (handle_vector_size_attribute): Use host_integerp
15488 and tree_int_cst; remove warnings.
15489 * caller-save.c (insert_restore): Add cast to get rid of warning.
15490 (insert_save): Likewise.
15491 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
15492 * regmove.c (find_matches): Add temporary var to kill a warning.
15494 2002-01-01 Douglas B Rupp <rupp@gnat.com>
15496 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
15497 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
15498 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
15499 (vms-dwarf2eh.o): Add Makefile rule.
15500 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
15501 * config/alpha/vms-dwarf2eh.asm: New file.
15503 * gcc.c (delete_if_ordinary): Delete all versions.
15505 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
15507 * config/mmix/mmix.md: Update FIXME to not mention
15509 (MMIX_rJ_REGNUM): New define_constants constant.
15510 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
15511 "*movdicc_real"): Adjust contraints formatting.
15512 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
15513 for branch prediction.
15514 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
15516 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
15517 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
15518 number. Delete related FIXMEs.
15519 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
15520 from number to MMIX_rJ_REGNUM.
15521 (TARGET_MASK_BRANCH_PREDICT): New.
15522 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
15523 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
15524 value. Add -mbranch-predict and -mno-branch-predict.
15525 (TARGET_VERSION): Drop date.
15526 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
15527 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
15528 for finding out global symbols.
15529 (mmix_asm_output_labelref): Revert condition for global symbol.
15530 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
15531 (mmix_print_operand_punct_valid_p): A '+' is valid.
15533 See ChangeLog.6 for earlier changes.