| blob | 4054887c8706a4fbb4a5129b37822f22663eeaa1 |
1 2002-03-26 Bob Wilson <bob.wilson@acm.org>
3 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
5 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
7 PR target/5621
8 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
9 "Add a pool_range attribute", which was lost during the ARM/Thumb
10 merge.
12 2002-03-26 Bob Wilson <bob.wilson@acm.org>
14 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
15 a register into the MAC16 accumulator.
17 2002-03-26 Andrew Cagney <ac131313@redhat.com>
19 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
20 (Warning Options): Document -Wswitch-enum.
21 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
22 -Wswitch.
23 (warn_switch_enum): Define variables.
24 * flags.h (warn_switch_enum): Declare variables.
25 * stmt.c (expand_end_case_type): When warn_switch_enum /
26 -Wswitch-enum, perform switch checks.
27 Fix PR c/5044.
29 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
31 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
32 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
33 (reload_muladdsi_compare0_scratch): Delete.
35 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
37 * doc/install.texi (*-*-freebsd*): Update.
39 2002-03-26 Richard Henderson <rth@redhat.com>
41 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
42 (SUB_PARM_SIZE): Cast DEC to ssizetype.
44 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
45 types from the normal argument frame.
47 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
48 variable sized objects by reference.
49 (sparc_va_arg): Receive them by reference too.
51 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
53 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
54 code to not restoring global registers.
56 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
58 * Makefile.in (ggc-common.o): Update.
59 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
60 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
61 * c-tree.h (c_mark_tree): New.
62 * ggc-common.c: Include langhooks.h.
63 (gcc_mark_trees): Use new langhook.
64 * ggc-callbacks.c: Delete file.
65 * ggc.h (lang_mark_tree): Remove.
66 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
67 (LANG_HOOKS_INITIALIZER): Update.
68 * langhooks.h (struct lang_hooks): New hook.
69 objc:
70 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
72 2002-03-25 Zack Weinberg <zack@codesourcery.com>
74 * doc/cpp.texi: Exclude entire Top node from printed manual.
75 Move option index after directive index. Insert page breaks
76 before GFDL and concept index. Index environment variables
77 with command line options.
78 * doc/cppenv.texi: Use @vtable for environment variable list.
79 Add paragraph explaining semantics of empty elements in path
80 variables. Exclude a cross-reference to Fishkill from the
81 manpage. Remove an unnecessary cross-reference of the entry
82 right above the referer. Don't use @anchor in text that goes
83 into manpage.
84 * doc/cppopts.texi: Cross-reference the environment variables
85 section, not the specific environment variable, for consistency.
87 2002-03-25 Richard Henderson <rth@redhat.com>
89 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
90 anywhere in the block. Don't refer to insns that have been
91 removed from the chain. Iterate backward through the new insns.
92 Don't refer to edges that have been removed.
94 2002-03-26 Alan Modra <amodra@bigpond.net.au>
96 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
97 test for overflow of constant.
99 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
101 PR target/2623
102 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
103 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
104 these patterns on arm_archv4.
106 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
108 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
109 int".
111 2002-03-25 Zack Weinberg <zack@codesourcery.com>
113 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
114 float_handled, float_handler, float_signal, set_float_handler,
115 and do_float_handler. Set handler for SIGFPE to crash_signal.
116 * toplev.h: Don't prototype do_float_handler.
118 * c-lex.c: Fold parse_float into lex_number. Make warning
119 about portability of hex float constants more informative, and
120 don't issue it on top of a syntax error.
121 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
122 their callers.
123 * real.h: Define REAL_VALUE_ABS here...
124 * simplify-rtx.c: ... not here. Fold check_fold_consts,
125 simplify_unary_real, simplify_binary_real, and
126 simplify_binary_is2orm1 into their callers.
127 * tree.c: Fold build_real_from_int_cst_1 into caller.
129 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
131 * tsystem.h: Include float.h here...
132 * libgcc2.c: ... not here.
134 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
136 Fixes for: PR bootstrap/3591, target/5676
137 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
138 defined. Do not disable exceptions or rtti.
139 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
140 mcore.h. Disable exceptions and rtti, since they are not
141 supported by EPOC.
143 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
145 * c-decl.c (maybe_build_cleanup): Remove.
146 * expr.c (expand_expr): Use langhook.
147 * langhooks-def.h (lhd_return_null_tree,
148 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
149 (LANGHOOKS_INITIALIZER): Update.
150 * langhooks.c (lhd_return_null_tree): New.
151 * langhooks.h (struct lang_hooks): New hook.
152 * tree-inline.c (initialize_inlined_parameters): Use langhook.
153 * tree.h (maybe_build_cleanup): Remove.
155 2002-03-25 Jakub Jelinek <jakub@redhat.com>
157 * regrename.c (build_def_use): Move recog_memoized
158 before extract_insn.
160 2002-03-25 Jakub Jelinek <jakub@redhat.com>
162 PR target/6043
163 * expr.c (emit_group_store): Handle storing into CONCAT.
165 2002-03-25 Jakub Jelinek <jakub@redhat.com>
167 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
168 corresponding MATCH_DUP.
170 2002-03-24 Richard Henderson <rth@redhat.com>
172 * unroll.c (unroll_loop): Zero label_map.
174 * gcse.c: Include except.h.
175 * Makefile.in (gcse.o): Update.
177 2002-03-24 Richard Henderson <rth@redhat.com>
179 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
180 Do resolve_unique_section before shared data clause.
182 2002-03-24 Richard Henderson <rth@redhat.com>
184 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
186 2002-03-24 Richard Henderson <rth@redhat.com>
188 * recog.c (peephole2_optimize): Split blocks when EH insns are
189 generated in the middle of a block. Do global life update if
190 zapped EH edges.
192 2002-03-24 Richard Henderson <rth@redhat.com>
194 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
196 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
198 preprocessor/3951
199 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
200 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
201 (init_dependency_output): Don't make no_output decision here.
203 2002-03-24 Andrew Cagney <ac131313@redhat.com>
205 * stmt.c (check_for_full_enumeration_handling): Remove tests of
206 warn_switch. Update description.
207 (expand_end_case_type): Call check_for_full_enumeration_handling
208 when warn_switch.
210 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
212 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
213 (m68hc11_split_move): Call it to see if the source and destination
214 operands use the same direction auto inc/dec mode, otherwise make the
215 source an offsetable memory operand and generate an add.
217 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
219 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
220 register for operand 2.
221 ("*subsi3_zero_extendqi"): Likewise.
222 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
223 bits so that it is compatible with a pop.
224 ("*andhi3_gen"): Likewise.
225 ("xorhi3"): Likewise.
227 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
229 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
230 -pedantic here...
231 (cpp_post_options): ... not here.
233 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
234 Aldy Hernandez <aldyh@redhat.com>
236 Removal of separate preprocessor cpp0.
238 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
239 cpp0, install-common): Update.
240 * c-common.c (flag_preprocess_only): New.
241 (c_common_init): Preprocess for -E.
242 * c-common.h (flag_preprocess_only): New.
243 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
244 * c-objc-common.c (c_init_decl_processing): Exit quickly
245 for NULL return from c_common_init.
246 * cpplib.h (cpp_preprocess_file): New.
247 * cppmain.c (main, general_init, pfile, progname): Remove.
248 (do_preprocessing): Rename cpp_preprocess_file, don't call
249 cpp_finish. Don't close stdout here.
250 (setup_callbacks): Update prototype.
251 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
252 Update.
253 * tradcpp.c (main): Ignore -quiet.
254 objc:
255 * lang-specs.h (default_compilers): Preprocess with cc1obj.
257 2002-03-24 Richard Henderson <rth@redhat.com>
259 PR optimization/5742
260 * machmode.def: Add inner mode field to complex modes.
261 * config/mips/mips.c (mips_function_value): Always define. Add
262 new argument to handle libcalls.
263 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
264 (FUNCTION_VALUE): Likewise.
265 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
266 * config/mips/mips-protos.h: Update.
268 2002-03-23 Richard Henderson <rth@redhat.com>
270 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
271 * config/sparc/sparc-protos.h: Update.
272 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
274 2002-03-23 Richard Henderson <rth@redhat.com>
276 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
277 _start or _init begins the text segment.
279 2002-03-23 David Edelsohn <edelsohn@gnu.org>
281 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
282 not HOST_WIDEST_INT.
283 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
285 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
287 PR java/5489
288 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
289 operand argument to output_return_instruction.
290 * arm.c (arm_print_operand, case 'd'): If the operand is
291 const_true_rtx then just return.
292 (arm_print_operand, case 'D'): If the operand is const_true_rtx
293 then abort.
295 2002-03-23 Andrew Cagney <ac131313@redhat.com>
297 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
298 (Warning Options): Document -Wswitch-default.
299 * toplev.c (W_options): Add -Wswitch-default. Update comment on
300 -Wswitch.
301 (warn_switch_default): Define variable.
302 (warn_switch): Update comment.
303 * flags.h (warn_switch_default): Declare variable.
304 (warn_switch): Update comment.
305 * stmt.c (expand_end_case): Check for and, when
306 warn_switch_no_default, warn of a missing default case.
308 2002-03-23 Alan Modra <amodra@bigpond.net.au>
310 * real.h (N): Special case 128 bit doubles.
312 * combine.c (simplify_comparison): When widening modes, ignore
313 sign extension on CONST_INTs.
315 2002-03-22 Bob Wilson <bob.wilson@acm.org>
317 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
318 passed to adjust_address. Fix comment formatting.
321 2002-03-22 Zack Weinberg <zack@codesourcery.com>
323 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
324 Always make REAL_VALUE_TYPE a struct containing an array of
325 HOST_WIDE_INT, not a double. Tidy up the code deciding how
326 big it is. Don't declare or use union real_extract.
328 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
329 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
330 (print_operand), config/arm/arm.c (output_move_double),
331 config/arm/arm.md (consttable_4, consttable_8),
332 config/romp/romp.c (output_fpops), config/s390/s390.h
333 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
334 (xtensa_output_literal): Don't use union real_extract.
336 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
337 (sfmode_constant_to_ulong), config/ns32k/merlin.h
338 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
339 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
340 (PRINT_OPERAND): Don't use local version of union
341 real_extract.
343 * config/convex/convex.c (check_float_value), config/vax/vax.c
344 (vax_float_literal), config/m88k/m88k.md (divdf3),
345 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
346 config/pdp11/pdp11.c (output_move_quad): Don't do host
347 arithmetic on target floating point quantities.
349 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
350 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
352 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
353 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
355 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
356 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
357 INFINITY.
358 * print-rtl.c (print_rtx): Disable code which needs
359 floating-point emulator.
360 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
361 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
362 depending on HOST_FLOAT_FORMAT to be defined properly.
364 * config/1750a/1750a.c (get_double, float_label): Delete.
365 (print_operand): Delete huge commented-out chunk. Use
366 REAL_VALUE_TO_DECIMAL.
367 * config/1750a/1750a-protos.h: Delete prototypes of deleted
368 functions.
369 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
370 IEEE_FLOAT_FORMAT.
371 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
372 Use REAL_VALUE_TO_DECIMAL as ELF version does.
373 * config/m88k/m88k.c (real_power_of_2_operand,
374 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
375 real_extract out of the union; run the input through
376 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
377 from that into the union.
378 * config/pdp11/pdp11.c (output_move_double): Rearrange
379 parentheses to make automatic indenter happy.
381 * doc/tm.texi (Cross-compilation): Rename node to "Floating
382 Point" and rewrite to describe current situation. Also adjust
383 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
384 match code.
385 * doc/rtl.texi: Adjust cross reference.
387 2002-03-22 Bob Wilson <bob.wilson@acm.org>
389 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
390 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
391 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
392 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
393 prevent use of sp as a reload register.
394 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
395 non_acc_reg_operand.
396 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
397 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
398 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
399 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
401 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
403 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
404 * cpplex.c (unterminated): Delete.
405 (parse_string): No string literal may extend over multiple
406 lines. Suppress the error when preprocessing assembly.
407 * cppmain.c (scan_translation_unit): Strings are single-line.
409 * doc/cpp.texi: Update to match.
411 2002-03-22 Jakub Jelinek <jakub@redhat.com>
413 PR optimization/5854
414 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
415 Shut up warnings.
416 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
417 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
418 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
419 const0 if scratch register was not allocated.
420 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
421 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
422 with GEN_INT (...).
423 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
424 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
425 with GEN_INT (...) everywhere. Remove constraints in define_split
426 patterns.
427 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
428 require scratch register for setting 0 into regs/non-pushable memory.
430 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
432 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
433 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
435 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
437 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
438 * cppinit.c (cpp_create_reader): On by default.
439 (cpp_handle_option): Handle -W[no-]endif-labels.
440 (cpp_post_options): Also enable if -pedantic.
441 * cpplib.c (do_else): Use it.
442 (do_endif): Likewise.
443 * doc/cppopts.texi: Document new option.
444 * doc/invoke.texi: Document new option.
446 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
448 * config/i386/i386.c, config/i386/i386.md: Change all occurences
449 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
451 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
453 * flow.c (calculate_global_regs_live): Clear aux fields of
454 ENTRY and EXIT.
456 2002-03-22 Jakub Jelinek <jakub@redhat.com>
458 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
459 REG or MEM subregs, pass rtx * instead of rtx to it.
460 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
461 rtx * instead of rtx to alter_subreg.
462 * config/m32r/m32r.c (gen_split_move_double): Likewise.
463 * config/pj/pj.c (pj_output_rval): Likewise.
465 2002-03-22 Richard Henderson <rth@redhat.com>
467 PR target/3177
468 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
469 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
470 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
471 (ia64_expand_prologue): Look at int_regs, not words, for number
472 of incomming int regs.
474 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
476 * expr.c (expand_expr): A RESULT_DECL is part of a call.
478 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
480 * toplev.c (flag_loop_optimize, flag_crossjumping):
481 New static variables.
482 (rest_of_compilation): Conditionalize crossjumping and
483 loop optimizer.
484 (parse_options_and_default_flags): Default loop_optimize and
485 crossjumping.
486 (lang_independent_options): Add -fcrossjumping and -floop-optimize
487 * invoke.texi (crossjumping, loop-optimize): Document.
489 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
491 * real.c (eiisneg): Move outside #ifdef NANS.
493 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
495 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
496 frequencies match; avoid match on different loop depths.
497 (try_crossjump_to_bb): Kill tests that no longer brings time
498 savings.
499 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
500 updating code.
501 (split_edge): Likewise.
503 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
504 variable.
506 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
507 * cfgrtl.c: Include insn-config.h
508 (split_block) Dirtify block in presence of conditional execution
510 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
512 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
513 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
514 (function_arg): Constify CUMULATIVE_ARGS.
515 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
516 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
517 (UNITS_PER_DOUBLE): New macro.
518 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
519 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
520 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
521 fp_regs and stack_words.
522 (EABI_FLOAT_VARARGS_P): New macro.
523 * config/mips/mips.c (struct mips_arg_info): New.
524 (mips_arg_info): New function.
525 (function_arg_advance): Use it. Add adjustment instructions here
526 rather than in function_arg.
527 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
528 for VOIDmode at the beginning of the function.
529 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
530 (function_arg_pass_by_reference): Likewise.
531 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
532 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
533 (mips_va_start): Likewise. Use the new stack_words field of
534 CUMULATIVE_ARGS to set up overflow area. Reformat.
535 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
536 doubles and other types, aligning the overflow pointer for non-doubles
537 too. Remove some code duplication. Replace hard-coded constants.
539 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
541 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
542 (CLASS_UNITS): Undefine.
543 (CLASS_MAX_NREGS): Use FP_INC.
544 * config/mips/mips.c (compute_frame_size): Likewise.
545 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
547 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
549 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
550 prototype, and handle lexing numbers and identifiers.
551 (parse_identifier): Update to new form of parse_slow.
552 (parse_number): Fast path only, use parse_slow otherwise.
553 (_cpp_lex_direct): Update calls to parse_number.
555 2002-03-21 DJ Delorie <dj@redhat.com>
557 * bb-reorder.c (make_reorder_chain_1): Protect against
558 when redundant edges are omitted.
559 * predict.c (dump_prediction): Likewise.
561 2002-03-21 Richard Henderson <rth@redhat.com>
563 PR target/5996
564 * fixinc/inclhack.def (solaris_stdio_tag): New.
565 * fixinc/fixincl.x: Regenerate.
567 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
569 PR c/5597
570 * c-typeck.c (process_init_element): Flag non-static
571 initialization of a flexible array member as illegal.
573 2002-03-22 Alan Modra <amodra@bigpond.net.au>
575 * config/rs6000/t-linux64: New.
576 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
577 t-ppccomm. Use t-rs6000 and t-linux64.
578 (powerpc64-*-gnu* <tmake_file>): Likewise.
579 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
580 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
581 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
583 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
585 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
586 flag_really_no_inline instead of optimize == 0.
588 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
590 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
592 * flags.h (flag_really_no_inline): New.
594 * c-common.c (c_common_post_options): Initialzie
595 flag_really_no_inline.
597 * toplev.c (flag_really_no_inline): New.
599 2002-03-21 Jakub Jelinek <jakub@redhat.com>
601 * config/avr/avr.md (length): Fix length computation for
602 conditional branches.
604 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
606 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
607 sdbout.o, profile.o): Update.
608 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
609 langhook.
610 * c-common.h (gettags): Move here from tree.h.
611 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
612 insert_block, getdecls, kept_level_p, global_bindings_p): New.
613 * dbxout.c (dbxout_init): Use getdecls langhook.
614 * expr.c (expand_expr): Use insert_block langhook.
615 * fold-const.c: Include langhooks.h.
616 (fold_range_test, fold_binary_op_with_conditional_arg,
617 fold): Use global_bindings_p langhook.
618 * integrate.c (expand_inline_function): Use insert_block langhook.
619 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
620 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
621 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
622 LANG_HOOKS_GETDECLS): New.
623 (LANG_HOOKS_INITIALIZER): Update.
624 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
625 langhook.
626 * langhooks.h (struct lang_hooks_for_decls): New.
627 (struct lang_hooks): Update.
628 * profile.c: Include langhooks.h.
629 (output_func_start_profiler): Use new langhooks.
630 * sdbout.c: Include langhooks.h.
631 (sdbout_init, sdbout_finish): Use getdecls langhook.
632 * stmt.c: Include langhooks.h.
633 (expand_fixup, fixup_gotos): Use new langhooks.
634 * stor-layout.c: Include langhooks.h.
635 (variable_size): Use global_bindings_p langhook.
636 * toplev.c (compile_file): Use getdecls langhook.
637 * tree-inline.c (remap_block): Use insert_block langhook.
638 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
639 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
641 2002-03-21 Richard Henderson <rth@redhat.com>
643 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
644 constants in .data when -fpic.
646 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
648 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
649 where appropriate.
651 2002-03-21 Tom Tromey <tromey@redhat.com>
653 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
655 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
657 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
659 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
661 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
662 Richard Henderson <rth@redhat.com>
664 PR c/5354
665 * c-common.c (c_expand_expr): Preserve result of a statement
666 expression if needed.
668 2002-03-21 Jakub Jelinek <jakub@redhat.com>
670 PR bootstrap/4195
671 * genrecog.c (maybe_both_true_mode): Remove.
672 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
673 * machmode.def (Pmode): Likewise.
675 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
677 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
678 (nonlocal_mentioned_p_1): New function.
679 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
680 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
681 (mark_constant_function): Recognize pure functions.
682 * rtl.h (global_reg_mentioned_p): New prototype.
683 * rtlanal.c (global_reg_mentioned_p,
684 global_reg_mentioned_p_1): New function.
686 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
688 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
689 UNIX assert.h.
690 * fixinc/fixincl.x: Regenerate.
692 2002-03-20 Jason Merrill <jason@redhat.com>
694 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
696 2002-03-20 Michael Meissner <meissner@redhat.com>
698 * doc/invoke.texi (Optimize Options): Document that -O2 sets
699 -fstrict-aliasing.
701 2002-03-20 Bob Wilson <bob.wilson@acm.org>
703 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
704 ".literal_position" directive before the constant pool.
706 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
708 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
709 Add Craig Rodrigues.
710 Add Brad Lucier to testers.
712 2002-03-20 Jakub Jelinek <jakub@redhat.com>
714 PR target/4792
715 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
716 to if_then_else.
717 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
718 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
719 instead of insn_extract.
721 2002-03-20 Jakub Jelinek <jakub@redhat.com>
723 PR bootstrap/4192
724 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
726 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
727 stmt if some case has been output.
729 2002-03-20 Jakub Jelinek <jakub@redhat.com>
731 PR c/5972
732 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
733 movsfcc_1, movdfcc_1): Add %O2.
734 * config/i386/i386.c (print_operand): Handle %ON.
735 Print . before float condition codes in Sun as cmov syntax.
736 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
737 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
738 no longer true.
740 2002-03-20 Philip Blundell <pb@nexus.co.uk>
742 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
743 return instruction if PC was popped.
745 2002-03-20 Bob Wilson <bob.wilson@acm.org>
747 * config/xtensa/xtensa.md: Remove unused type attributes.
748 (adddi_carry, subddi_carry): Change type attribute to "multi".
750 2002-03-19 Dale Johannesen <dalej@apple.com>
752 PR optimization/5999, middle-end/5731
753 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
754 multiplications by reciprocals.
756 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
758 * Makefile.in: Update.
759 * c-common.c: Include langhooks.h.
760 (inline_forbidden_p): Use new hook.
761 * diagnostic.c: Include langhooks.h.
762 (format_with_decl, announce_function,
763 default_print_error_function): Use new hook.
764 * dwarf2out.c (dwarf2_name): Use new hook.
765 * function.c: Include langhooks.h.
766 (init_function_start): Use new hook.
767 * langhooks-def.h (lhd_decl_printable_name): New.
768 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
769 (LANGHOOKS_INITIALIZER): Update.
770 * langhooks.c (lhd_decl_printable_name): New.
771 * langhooks.h (struct lang_hooks): New hook.
772 * toplev.c (decl_name, decl_printable_name): Remove.
773 (open_dump_file): Use new hook.
774 (process_options): Remove old hook.
775 * tree.h (decl_printable_name): Remove.
776 objc:
777 * objc-act.c (objc_init): Remove old hook.
778 (objc_printable_name): Export.
779 * objc-act.h (objc_printable_name): New.
780 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
782 2002-03-19 Jim Blandy <jimb@redhat.com>
784 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
785 the start_source_file debug hook, not the current line number.
787 2002-03-19 Richard Henderson <rth@redhat.com>
789 * flow.c (EH_USES): Provide default.
790 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
791 * doc/tm.texi (EH_USES): New.
793 * config/ia64/ia64.c (ia64_eh_uses): New.
794 * config/ia64/ia64-protos.h: Update.
795 * config/ia64/ia64.h (EH_USES): New.
797 2002-03-19 Richard Henderson <rth@redhat.com>
799 * varasm.c (output_constant_def): Fix stupid typo.
801 2002-03-19 Richard Henderson <rth@redhat.com>
803 PR 5879
804 * except.c (current_function_has_exception_handlers): New.
805 * except.h: Declare it.
806 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
807 Combine tests that disable all sibcalls for the function.
809 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
811 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
812 for INTEGER_CST.
814 2002-03-19 Richard Henderson <rth@redhat.com>
816 PR 5977, 5991
817 * config/ia64/ia64.c: Revert 2002-03-01 patch.
818 * config/ia64/ia64.h (INIT_EXPANDERS): New.
820 2002-03-19 Jim Blandy <jimb@redhat.com>
822 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
823 name, even if the replacement list contains no tokens, as required
824 by Dwarf.
826 2002-03-19 Jason Merrill <jason@redhat.com>
828 * varasm.c (globalize_decl): Get the name from the RTL, not
829 DECL_ASSEMBLER_NAME.
831 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
833 2002-03-19 Bob Wilson <bob.wilson@acm.org>
835 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
836 subdi_carry): Define.
838 2002-03-19 David Edelsohn <edelsohn@gnu.org>
840 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
841 about -fpic/-fPIC if extra_warnings set.
843 2002-03-19 David Edelsohn <edelsohn@gnu.org>
845 * expr.c (expand_expr): Sign-extend CONST_INT generated from
846 TREE_STRING_POINTER.
847 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
849 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
851 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
852 in favor of SP if FRAME_POINTER_REQUIRED is false.
854 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
856 * emit-rtl.c (gen_int_mode): New function.
857 * rtl.h: Prototype for it.
858 * combine.c (make_extraction, simplify_comparison), expmed.c
859 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
860 (convert_modes, store_field), optabs.c (expand_fix),
861 simplify-rtx.c (neg_const_int, simplify_unary_real),
863 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
864 Use it instead of GEN_INT (trunc_int_for_mode (...)).
866 2002-03-19 Jakub Jelinek <jakub@redhat.com>
868 PR c/5656
869 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
870 convert_parm_for_inlining.
871 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
872 Define.
873 * langhooks-def.h: Likewise.
874 * objc/objc-lang.c: Likewise.
875 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
876 function.
877 * tree-inline.c (initialize_inlined_parameters):
878 Call convert_parm_for_inlining lang hook if needed.
879 * c-typeck.c (c_convert_parm_for_inlining): New function.
880 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
882 2002-03-18 Mark Mitchell <mark@codesourcery.com>
884 * calls.c (precompute_arguments): Do not assume that temporaries
885 can be destroyed after expanding the argument.
886 (expand_call): Likewise.
888 2002-03-15 Eric Christopher <echristo@redhat.com>
890 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
891 Fix register preference on last change.
892 * config/mips/mips.c (mips_return_in_memory): New function.
893 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
894 * config/mips/mips-protos.h: Declare.
895 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
896 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
898 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
900 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
901 a register too.
902 (anddi3, iorsi3): Likewise.
904 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
905 use %gprel for symbols that are going to be placed in linkonce
906 sections.
908 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
909 RETURN_ADDRESS_POINTER_REGNUM to $ra.
910 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
911 not needed. Disregard leaf_function_p().
912 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
913 mips16 frame pointer.
914 * config/mips/mips.md (store ra): Only to small SP offsets.
915 2001-08-22 Graham Stott <grahams@redhat.com>
916 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
917 return a REG rtx for the return address register.
919 2002-03-18 Bob Wilson <bob.wilson@acm.org>
921 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
922 constant-pool addresses as "mode-dependent".
923 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
925 2002-03-18 Jakub Jelinek <jakub@redhat.com>
927 PR target/5740
928 * expr.c (emit_group_load): Use extract_bit_field if
929 needed for CONCAT arguments.
931 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
933 PR target/4863
934 * arm.md (tablejump): Make this a define_expand. For PIC add the
935 offset to the base of the table.
936 (thumb_tablejump): Matcher for Thumb tablejump insn.
937 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
938 as the difference of two labels.
939 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
940 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
941 tables in the code.
942 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
943 * arm.c (get_jump_table_size): If the table is not in the text
944 section, return zero.
946 2002-03-18 Bernd Schmidt <bernds@redhat.com>
948 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
949 of gen_rtx_SUBREG.
950 (arm_reload_out_hi): Use gen_lowpart instead of
951 gen_rtx_SUBREG to access QImode components.
952 * config/arm/arm.md: Disable zero_extend split for QImode
953 subregs in BIG_ENDIAN mode.
954 (storehi_bigend): Match use of least significant byte.
955 (storeinthi): Remove extraneous SUBREG.
956 Add missing construction of operands[2].
957 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
958 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
959 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
961 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
963 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
964 any_operand.
966 2002-03-17 Richard Henderson <rth@redhat.com>
968 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
969 explicitly.
971 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
973 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
974 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
976 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
978 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
980 * predict.c (estimate_bb_frequencies): Delete unused variables.
982 2002-03-17 Richard Henderson <rth@redhat.com>
984 * config/ia64/ia64.c (ia64_attribute_table): Move before
985 targetm definition. Make static.
987 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
989 * c-common.h (yyparse, c_common_parse_file): New.
990 * c-lang.c: Include c-common.h.
991 (LANG_HOOKS_PARSE_FILE): Redefine.
992 * c-lex.c: Include c-common.h.
993 (yyparse): Rename c_common_parse_file. Call yyparse.
994 * c-parse.in (yyparse): Remove macro.
995 * c-tree.h (yyparse_1): Remove.
996 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
997 (LANG_HOOKS_INITIALIZER): Update.
998 * langhooks.h (struct lang_hoooks): New hook parse_file.
999 * toplev.c (compile_file): Use parse_file hook.
1000 * tree.h (yyparse): Remove.
1001 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
1003 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
1005 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
1006 float_truncate, not fix.
1007 ("*truncdfsf2_real"): Ditto.
1008 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
1010 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
1012 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
1014 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
1015 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
1016 where appropriate. Make the second reference to
1017 leaf_function_p a function call, as intended. Reindented.
1019 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
1020 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
1022 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
1023 add register to non-constant into sp.
1025 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
1026 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
1027 (mips16_gp_pseudo_rtx): Lose.
1028 (INIT_EXPANDERS): Deleted.
1029 * config/mips/mips.c (mips_init_machine_status): New.
1030 (mips_free_machine_status): New.
1031 (mips_mark_machine_status): New.
1032 (override_options): Set them.
1033 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
1034 (struct machine_function): ... new. Replaced all references.
1035 (mips_add_gc_roots): Don't mark them.
1036 (embedded_pic_fnaddr_reg): New, extracted from...
1037 (embedded_pic_offset): ... here.
1038 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
1039 (movsi): Likewise.
1041 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
1043 * cppinit.c: Revert -MD removal.
1045 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1047 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
1048 soft registers by default for 68HC12.
1049 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
1050 when compiling with -fomit-frame-pointer.
1051 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
1052 (expand_epilogue): Likewise.
1053 (m68hc11_gen_rotate): Use exg when rotating by 8.
1055 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1057 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
1058 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
1059 (splits): Remove unused add splits.
1060 ("*addhi3_68hc12"): Tune constraints.
1061 ("addhi_sp"): Try to use X instead of Y in all cases and if the
1062 constant fits in 8-bits and D is dead use abx/aby instructions.
1063 ("*addhi3"): Remove extern declaration of ix_reg.
1064 ("*subsi3"): Optimize and provide new split.
1065 ("subhi3"): Cleanup.
1066 ("*subhi3_sp"): Avoid saving X if we know it is dead.
1067 (arith splits): For 68hc12 save the address register on the stack
1068 and do the arithmetic operation with a pop.
1070 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1072 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
1073 allocating QImode in address registers.
1074 ("*movqi_m68hc11"): Likewise.
1076 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
1078 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
1080 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
1082 * cppinit.c (print_help): Display -MD and -MMD.
1083 Don't display usage string. Update assertion syntax and
1084 typo.
1085 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
1086 (cpp_handle_option): Update.
1088 2002-03-15 Chris Demetriou <cgd@broadcom.com>
1090 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
1091 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
1092 and define it so that regardless of target CPU size,
1093 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
1094 of "int" rather than "long."
1096 2002-03-15 Richard Henderson <rth@redhat.com>
1098 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
1099 size as a tree.
1101 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1103 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
1104 ("tstqi" split): Avoid using memory for tstqi on address register.
1105 (splits): Remove constraints.
1106 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
1107 ("cmpdf", "cmpsf"): Remove since not used.
1108 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
1109 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
1111 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1113 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
1114 ("neghi2"): Tighten constraints.
1115 ("one_cmplsi2"): Optimize and simplify split.
1116 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
1118 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1120 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
1121 and split of AND operation to clear the upper bits.
1122 ("*logicalsi3_zextqi"): Likewise.
1123 ("*logicallhi3_zexthi_ashift8"): Likewise.
1124 ("*logicalsi3_silshr16"): Likewise.
1125 ("logicalsi3_silshl16"): Likewise.
1126 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
1128 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1130 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
1131 (m68hc11_indirect_p): New function.
1132 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
1133 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
1134 TARGET_M6812.
1135 (asm_print_register): Likewise.
1136 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
1137 (m68hc11_indirect_p): Declare.
1138 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
1139 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
1140 (TARGET_SWITCHES): New option -mrelax.
1141 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
1142 destination.
1143 ("iorsi3", "xorsi3"): Likewise.
1144 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
1145 ("*andhi3_mem"): New to handle destination in memory with bclr
1146 and a scratch register.
1147 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
1148 ("*andhi3_const"): New when operand2 is constant.
1149 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
1150 ("*andhi3_gen"): Cleanup of the old "andhi3".
1151 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
1152 ("xorqi3"): Update constraints.
1154 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1156 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
1157 for reg_equiv_memory_loc when the operand is a register that does
1158 not get a hard register (stack location).
1159 (tst_operand): After reload, accept all memory operand.
1160 (symbolic_memory_operand): Fix detection of symbolic references.
1161 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
1162 accept symbols and any constant.
1164 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1166 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
1167 note on the insn that sets the soft frame register.
1168 (must_parenthesize): ix and iy are also reserved names.
1169 (print_operand_address): One more place where parenthesis are required
1170 to avoid confusion with register names.
1171 (m68hc11_gen_movhi): Allow push of stack pointer.
1172 (m68hc11_check_z_replacement): Fix handling of parallel with a
1173 clobber.
1174 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
1175 the replacement register is.
1176 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
1177 and D8_REGS classes.
1178 (MODES_TIEABLE_P): All modes are tieable except QImode.
1180 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1182 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
1183 (___subdi3): Likewise.
1184 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
1185 (__map_data_section): Optimize 68hc11 case.
1187 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1189 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
1190 than a shift to avoid adding a register with itself.
1191 (m68hc11_memory_move_cost): Take into account NO_REGS.
1192 (m68hc11_register_move_cost): Update and use memory move cost
1193 for soft registers.
1194 (m68hc11_address_cost): Make cost of valid offset not 0 so that
1195 it gives more opportunities to cse to optimize.
1196 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
1197 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
1199 2002-03-15 Mark Mitchell <mark@codesourcery.com>
1201 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
1202 * c-common.def (CLEANUP_STMT): New tree node.
1203 * c-common.h (CLEANUP_DECL): New macro.
1204 (CLEANUP_EXPR): Likewise.
1205 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
1206 * expr.c (expand_expr): Tidy.
1207 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
1208 * tree-inline.c (initialize_inlined_parameters): Clean up
1209 new local variables.
1211 2002-03-15 Jakub Jelinek <jakub@redhat.com>
1213 PR bootstrap/4128
1214 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
1215 before movrXX only, use reg_overlap_mentioned_p.
1216 Only special case NE if just one insn can be generated.
1218 2002-03-15 Jason Merrill <jason@redhat.com>
1220 * varasm.c (assemble_variable): Call resolve_unique_section before
1221 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
1222 of error_mark_node.
1224 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
1226 PR target/5170
1227 * arm.md (split pattern for thumb shiftable immediates): Add comment
1228 explaining non-obvious test.
1230 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
1232 PR target/5712
1233 * arm.md (movaddr, movaddr_insn): Delete.
1235 2002-03-15 Jason Merrill <jason@redhat.com>
1237 * toplev.c (wrapup_global_declarations): Clarify variable handling.
1238 -fkeep-static-consts doesn't apply to comdats.
1240 2002-03-14 Richard Henderson <rth@redhat.com>
1242 * c-decl.c: Include c-pragma.h.
1243 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
1244 (finish_function): Tidy.
1245 * c-pragma.c: Include c-common.h.
1246 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
1247 (handle_pragma_weak): Use them.
1248 (init_pragma): Register pending_weaks.
1249 * c-pragma.h (maybe_apply_pragma_weak): Declare.
1250 * print-tree.c (print_node): Print DECL_WEAK.
1251 * varasm.c (mark_weak_decls): Remove.
1252 (remove_from_pending_weak_list): Remove.
1253 (add_weak): Remove.
1254 (asm_emit_uninitialised): Call globalize_decl for weak commons.
1255 (weak_decls): Make a tree_list.
1256 (declare_weak): Cons weak_decls directly.
1257 (globalize_decl): Remove weak_decls elements directly.
1258 (weak_finish): Simplify weak_decls walk. Don't weaken unused
1259 symbols. Don't pretend to handle aliases.
1260 (init_varasm_once): Update weak_decls registry.
1261 * Makefile.in: Update dependencies.
1263 2002-03-14 Richard Henderson <rth@redhat.com>
1265 PR target/5312
1266 * config/ia64/ia64.c: Include tm_p.h last.
1267 (gen_nop_type): Remove duplicate definition.
1268 (cycle_end_fill_slots): Set sched_data for second L slot.
1269 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
1270 (nop_cycles_until): Fix typos.
1272 2002-03-15 Jakub Jelinek <jakub@redhat.com>
1274 PR optimization/5891
1275 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
1277 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
1279 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
1280 descriptors correctly.
1282 2002-03-14 Michael Meissner <meissner@redhat.com>
1284 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
1285 100, allowing MAX_UNROLLED_INSNS to be overridden.
1287 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
1288 --param.
1290 * unroll.c (params.h): Include.
1291 (MAX_UNROLLED_INSNS): Delete, now in params.h.
1293 * doc/invoke.texi (--param max-unroll-insns): Document.
1295 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
1297 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
1299 * arm.md: Fix warnings about constraints in peepholes and splits.
1301 2002-03-14 Zack Weinberg <zack@codesourcery.com>
1303 * cpphash.h (struct lexer_state): Remove line_extension member.
1304 * cpplib.c (dequote_string, do_linemarker): New functions.
1305 (linemarker_dir): New data object.
1306 (DIRECTIVE_TABLE): No longer need to interpret #line in
1307 preprocessed source. Delete obsolete comment about return
1308 values of handlers.
1309 (end_directive, directive_diagnostics, _cpp_handle_directive):
1310 Don't muck with line_extension.
1311 (directive_diagnostics): No need to issue warnings for
1312 linemarkers here.
1313 (_cpp_handle_directive): Issue warnings for linemarkers here,
1314 when appropriate. Dispatch linemarkers to do_linemarker, not
1315 do_line.
1316 (do_line): Code to handle linemarkers split out to do_linemarker.
1317 Convert escape sequences in filename argument, both places.
1319 * cppmacro.c (quote_string): Rename cpp_quote_string and
1320 export. All callers changed.
1321 * cpplib.h (cpp_quote_string): Prototype.
1322 * cppmain.c (print_line): Call cpp_quote_string on to_file
1323 before printing it.
1325 * doc/cpp.texi: Document that escapes are now interpreted in
1326 #line and in linemarkers, and that non-printing characters are
1327 converted to octal escapes when linemarkers are generated.
1329 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
1331 * emit-rtl.c (try_split): Use delete_insns.
1332 * recog.c (split_all_insns): Fix terminating condition.
1334 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
1335 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
1337 PR target/5828
1338 * arm.c (arm_output_epilogue): Fix floating-point register save
1339 adjustment when using a frame pointer.
1341 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
1343 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
1344 * config/mips/mips.c (compute_frame_size): Retrofit them here.
1345 (save_restore_insns, mips_expand_epilogue): And here.
1346 (build_mips16_call_stub): And here.
1347 (mips_function_value): Use the new macros to decide whether a single
1348 or complex float can be returned in floating-point registers. Return
1349 a parallel rtx in the complex case.
1351 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
1353 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
1354 call after liveness analysis.
1356 * recog.c (split_insn): Use delete_insn_and_edges.
1358 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
1359 instructions to have branch prediction notes.
1360 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
1362 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
1364 * configure.in: Don't pass -Wno-long-long to a ADA compiler
1365 that doesn't support it.
1366 * configure: Regenerate.
1368 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1370 PR target/5626
1371 * config/sparc/sparc.md (normal_branch, inverted_branch,
1372 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
1373 inverted_fp_branch): Adjust calls to output_cbranch.
1374 Set length attribute.
1375 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
1376 output_v9branch. Set length attribute.
1377 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
1378 predicates.
1379 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
1380 (output_cbranch): Likewise. Handle far branches.
1381 (output_v9branch): Handle far branches.
1382 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
1383 Adjust prototypes.
1384 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
1385 noov_compare64_op predicates.
1387 2002-03-13 Jason Merrill <jason@redhat.com>
1389 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
1390 into the function and constify it.
1391 * gthr-dce.h, gthr-solaris.h: Likewise.
1393 2002-03-13 David Edelsohn <edelsohn@gnu.org>
1395 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
1396 * config/rs6000/rs6000.c (rs6000_va_arg): Use
1397 std_expand_builtin_va_arg if not ABI_V4.
1399 2002-03-13 Jason Merrill <jason@redhat.com>
1401 * varasm.c (globalize_decl): New fn.
1402 (assemble_start_function): Use it.
1403 (asm_emit_uninitialized): Use it.
1404 (assemble_alias): Use it.
1405 (assemble_variable): Use it.
1407 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
1409 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
1410 2002-03-12 internal visibility change.
1411 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
1412 visibility into SYMBOL_REF_FLAG.
1414 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
1416 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
1417 VOIDmode operand. Add compile-time optimization for constant results.
1419 2002-03-12 Jason Merrill <jason@redhat.com>
1421 * c-typeck.c (convert_for_assignment): Don't allow conversions
1422 between pointers and references. Only allow lvalues to convert to
1423 reference.
1425 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
1427 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
1428 before prologue, to avoid scheduling problems.
1430 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1432 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
1433 (ELIMINABLE_REGS): Add sfp->sp.
1434 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
1436 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1438 PR optimization/5892
1439 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
1441 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1443 * loop.c (basic_induction_var): Don't call convert_modes if mode
1444 classes are different.
1446 2002-03-12 Richard Henderson <rth@redhat.com>
1448 PR optimization/5901
1449 * function.c (reposition_prologue_and_epilogue_notes): Position
1450 the markers after/before the last/first insn not deleted.
1452 2002-03-12 Richard Henderson <rth@redhat.com>
1454 PR optimization/5878
1455 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
1456 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
1457 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
1459 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
1460 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
1461 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
1463 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
1464 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
1465 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
1466 also. Don't set it if not flag_pic.
1467 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
1468 to be INVALID_REGNUM when not used.
1470 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
1472 * expmed.c (store_bit_field): Reset alias set for memory.
1473 (extract_bit_field): Same.
1475 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1477 * c-common.c (c_tree_code_type, c_tree_code_length,
1478 c_tree_code_name, add_c_tree_codes): Delete.
1479 * c-common.h (add_c_tree_codes): Delete.
1480 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
1481 Define.
1482 * c-objc-common.c (c_objc_common_init): Don't call
1483 add_c_tree_codes, instead set lang_unsafe_for_reeval.
1484 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
1485 objc_tree_code_name, add_objc_tree_codes): Delete.
1486 (objc_init): Don't call add_objc_tree_codes.
1487 * objc/objc-lang.c (tree_code_type, tree_code_length,
1488 tree_code_name): Define.
1489 * toplev.c (lang_independent_init): Don't set
1490 tree_code_length[IDENTIFIER_NODE].
1491 * tree.c (tree_code_type, tree_code_length, tree_code_name):
1492 Delete definitions, moved to language front-ends.
1493 * tree.def (IDENTIFIER_NODE): Hardwire the length.
1494 * tree.h (tree_code_type, tree_code_length, tree_code_name):
1495 Const-ify.
1496 (tree_code_length): Change type to unsigned char.
1498 2002-03-12 Richard Henderson <rth@redhat.com>
1500 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
1501 internal visibility change.
1503 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1505 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
1506 validize_mem() instead of change_address to avoid clobbering
1507 memory attributes.
1509 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1511 * c-lex.h (position_after_whitespace): Remove.
1513 2002-03-12 Jakub Jelinek <jakub@redhat.com>
1515 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
1516 (lex_string): Use unsigned char pointers.
1518 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
1520 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
1521 is not a valid memory_operand.
1523 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1525 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
1526 * config/xtensa/lib1funcs.asm: Fix copyright to include
1527 special case for libgcc files.
1528 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
1529 (__divsi3): Likewise.
1530 (__umodsi3): Likewise.
1531 (__modsi3): Likewise.
1532 * config/xtensa/lib2funcs.S: Fix copyright to include
1533 special case for libgcc files.
1535 2002-03-12 Tom Rix <trix@redhat.com>
1537 * collect2.c (resolve_lib_name): Move outside of
1538 OBJECT_FORMAT_COFF ifdef.
1539 (ignore_library): Same.
1541 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1543 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
1545 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1547 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
1548 to function_section before writing out the constant pool.
1550 2002-03-12 David Edelsohn <edelsohn@gnu.org>
1552 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
1553 zero_constant.
1554 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
1556 2002-03-12 Alan Modra <amodra@bigpond.net.au>
1558 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
1559 (adddi3): Likewise.
1560 (movdf): Likewise.
1561 (movdi): Likewise.
1562 (cmpsi splitter): Likewise.
1563 (modsi3): Fail if <= 0.
1564 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
1565 redundant test when HOST_BITS_PER_WIDE_INT != 32.
1566 (reg_or_sub_cint64_operand): Likewise.
1567 (num_insns_constant_wide): Optimize sign extension.
1568 (rs6000_legitimize_address): Likewise.
1570 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
1572 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1573 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1575 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
1577 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
1578 address calculation.
1580 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
1582 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
1583 scratch register to DImode / TImode.
1584 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
1585 register used does not overlap the target.
1587 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1589 * Makefile.in (debug.o): Depend on debug.h.
1590 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
1591 * debug.c (do_nothing_debug_hooks): Likewise.
1592 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
1593 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
1594 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
1595 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
1596 * dwarfout.c (dwarf_debug_hooks): Likewise.
1597 * integrate.c (output_inline_function): Likewise.
1598 * objc/objc-act.c (synth_module_prologue): Likewise.
1599 * sdbout.c (sdb_debug_hooks): Likewise.
1600 * toplev.c (debug_hooks): Likewise.
1601 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1603 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1605 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
1606 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
1607 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
1608 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
1609 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
1610 * defaults.h (POINTER_SIZE): Define.
1611 * doc/tm.texi (POINTER_SIZE): Document default.
1613 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1615 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
1617 2002-03-11 Richard Henderson <rth@redhat.com>
1619 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
1620 if rebuild_label_notes_after_reload.
1622 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
1624 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
1625 emit pic register load if "internal" visibility.
1626 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
1627 (cris_expand_builtin_va_arg): Do all computations on trees.
1629 2002-03-11 Richard Henderson <rth@redhat.com>
1631 * rtlanal.c: Include recog.h.
1632 (keep_with_call_p): Fix thinko.
1633 * Makefile.in (rtlanal.o): Update dependencies.
1635 2002-03-11 Chris Meyer <cmeyer@gatan.com>
1637 * genflags.c (gen_insn): Use IS_VSPACE.
1638 * genoutput.c (output_insn_data): Likewise.
1639 (process_template): Likewise.
1641 2002-03-11 Richard Henderson <rth@redhat.com>
1643 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
1645 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
1647 * Makefile.in: Update.
1648 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
1649 Update documentation.
1650 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
1651 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
1653 2002-03-11 Zack Weinberg <zack@codesourcery.com>
1655 * Makefile.in: Give texi2pod its input file as a command line
1656 argument, not on stdin.
1658 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
1659 Daniel Berlin <dan@dberlin.org>
1661 C++ alias analysis improvement.
1662 * alias.c (record_component_aliases): Record aliases for base
1663 classes too.
1665 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
1667 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
1669 2002-03-11 Douglas B Rupp <rupp@gnat.com>
1671 * toplev.c (vms_fopen): Remove, not needed.
1673 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
1675 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
1677 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
1678 for FP, already done later.
1680 * toplev.c (debug_args): Add entry for VMS_DEBUG.
1681 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
1683 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
1685 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
1686 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
1687 LARGEST_EXPONENT_IS_NORMAL for the given mode.
1688 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
1689 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
1690 (ediv, emul, eldexp, esqrt): Likewise.
1691 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
1692 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
1693 (saturate): New function.
1694 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
1695 (make_nan): Use a saturation value instead of a NaN if
1696 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
1697 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
1698 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
1699 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
1700 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
1701 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
1702 !ROUND_TOWARDS_ZERO.
1703 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
1704 (ROUND_TOWARDS_ZERO): Document.
1706 2002-03-11 Andreas Jaeger <aj@suse.de>
1708 * cfg.c (dump_flow_info): Remove unused variable.
1710 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
1712 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
1713 computations on trees.
1715 2002-03-10 Richard Henderson <rth@redhat.com>
1717 PR 5693:
1718 * reload.c (copy_replacements_1): New.
1719 (copy_replacements): Use it to recurse through the rtx.
1721 2002-03-10 Richard Henderson <rth@redhat.com>
1723 * loop.c (strength_reduce): Compute number of iterations as
1724 unsigned HOST_WIDE_INT.
1726 2002-03-10 Richard Henderson <rth@redhat.com>
1728 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
1729 to move away from the end of the block.
1731 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1733 PR preprocessor/5899
1734 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
1736 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1738 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
1740 * attribs.c (decl_attributes): Fix signed/unsigned warning.
1742 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
1744 * config/mmix/mmix.c: Improve comments.
1745 (mmix_target_asm_function_prologue): Drop variable
1746 empty_stack_frame. Don't allocate unused slot above fp.
1747 (mmix_target_asm_function_epilogue): Mirror prologue changes.
1748 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
1749 brace in first column.
1750 (enum reg_class): Ditto.
1751 (FIRST_PARM_OFFSET): Now 0.
1752 (USER_LABEL_PREFIX): Remove #if 0:d definition.
1754 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1756 * combine.c (make_extraction): Fix error in last change.
1758 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1760 * c4x.c (c4x_fp_reglist): Const-ify.
1761 * cris.c (cris_print_operand): Likewise.
1762 * i386.c (ix86_va_arg): Likewise.
1763 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
1764 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
1765 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
1766 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
1767 * mcore.h (regno_reg_class): Likewise.
1768 * mips.c (gen_int_relational): Likewise.
1769 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
1770 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
1771 * pdp11.c (move_costs): Likewise.
1772 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
1773 * s390.c (s390_branch_condition_mnemonic, regclass_map):
1774 Likewise.
1775 * s390.h (regclass_map): Likewise.
1776 * sh.c (shift_amounts): Likewise.
1777 * sh.md (rotlsi3): Likewise.
1779 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1781 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
1782 (ne0+5): Use new clobber to generate proper shift pattern.
1783 Patch by Michael Matz <matz@kde.org>.
1785 2002-03-09 Andreas Schwab <schwab@suse.de>
1787 * gcc.c (validate_all_switches): Also handle `%W{...}'.
1789 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1791 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
1793 2002-03-09 Jakub Jelinek <jakub@redhat.com>
1795 PR middle-end/5877
1796 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
1797 even for non-representable constants.
1799 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1801 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
1802 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
1803 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
1804 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
1805 (pop_function_context): Compute MAY_SHARE parameter for
1806 fixup_var_refs.
1807 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
1808 (gen_mem_addressof): Call fixup_var_refs with new parm.
1810 * combine.c (make_extraction): Don't make extension of CONST_INT.
1812 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1814 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
1815 in o32 and o64 ABIs.
1816 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
1817 but getting fixed-size structs passed in registers regardless of
1818 padding in o32 and o64 ABIs.
1820 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
1821 offset before loading address of argument passed by transparent
1822 reference.
1824 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1826 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
1828 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1830 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
1831 marker such that registers after it are saved.
1833 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1835 * sparc.c (arith_4096_operand): Fix error in last change.
1837 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1839 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
1840 defaults for MEABI.
1842 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1844 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
1845 vectors.
1847 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1849 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
1851 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
1853 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
1854 removed; fix return value.
1855 * combine.c (combine_instructions): Dirtify blocks where we failed to
1856 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
1857 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
1859 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1861 * gcse.c (insert_insn_end_bb): Fix typo in last change.
1863 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
1865 * recog.c (peephole2_optimize): Re-distribute EH edges.
1867 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
1869 * expr.c (expand_expr): Use unsave lang hook.
1870 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
1871 (LANG_HOOKS_INITIALIZER): Update.
1872 * langhooks.h (struct lang_hooks): New hook unsave.
1873 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
1874 (unsave_expr_1): Remove unused lang_unsave_expr_now.
1875 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
1876 (unsave_expr_now): Remove.
1877 * tree.h (unsave_expr_now, lang_unsave,
1878 lang_unsave_expr_now): Remove.
1879 (lhd_unsave): New.
1881 2002-03-08 Andreas Jaeger <aj@suse.de>
1883 * flow.c (propagate_block_delete_insn): Remove unused variable.
1885 2002-03-08 Kazu Hirata <kazu@hxi.com>
1887 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
1888 insn length for memory load/store.
1890 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
1892 * doc/install.texi (--with-libiconv-prefix): Document.
1894 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
1896 * doc/sourcebuild.texi: Fix typo.
1898 2002-03-08 Jakub Jelinek <jakub@redhat.com>
1900 PR c/3711
1901 * builtins.c (std_expand_builtin_va_arg): Do all computations on
1902 trees.
1904 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1906 * rtl.c (copy_most_rtx): Move from here ...
1907 * emit-rtl.c (copy_most_rtx): ... to here.
1909 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1911 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
1912 SUBTARGET_CPP_SIZE_SPEC.
1913 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
1915 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
1917 2002-03-07 Matt Hiller <hiller@redhat.com>
1919 * gensupport.c (first_dir_md_include): Renamed from include;
1920 change all references.
1921 (last_dir_md_include): Renamed from last_include; change all
1922 references.
1923 (init_md_reader): Unconditionally initialize base_dir whether or
1924 not filename is a relative path.
1926 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
1928 * config/fp-bit.c (_unord_f2): Compile it in even if
1929 US_SOFTWARE_GOFAST is enabled.
1931 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
1932 NULL_RTX. Set all HFmode operations as NULL_RTX.
1933 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
1934 NULL_RTX, try reversing the comparison and the operands.
1936 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
1938 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
1939 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
1940 and MATCH_OP_DUP.
1942 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
1944 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
1946 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
1948 * basic-block.h (fixup_abnormal_edges): Declare.
1949 * reload1.c (fixup_abnormal_edges): New function.
1950 * reg-stack.c (convert_regs): Use it.
1952 * gcse.c (insert_insn_end_bb): Handle trapping insns.
1954 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
1956 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
1958 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
1959 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
1960 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
1961 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
1962 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
1963 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
1964 unless x and y could be infinite.
1965 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
1966 Check that the common type of both arguments is a real, even for
1967 targets without unordered comparisons. Allow an integer argument
1968 to be compared against a real.
1969 (expand_tree_builtin): Use expand_unordered_cmp.
1970 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
1971 * cse.c (fold_rtx): Likewise. Fix indentation.
1972 * fold-const.c (fold_real_zero_addition_p): New.
1973 (fold): Use it, and the new HONOR_... macros.
1974 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
1975 * jump.c (reversed_comparison_code_parts): After searching for
1976 the true comparison mode, use HONOR_NANS to decide whether it
1977 can be safely reversed.
1978 (reverse_condition_maybe_unordered): Remove IEEE check.
1979 * simplify-rtx.c (simplify_binary_operation): Use the new macros
1980 to decide which simplifications are valid. Allow the following
1981 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
1982 and (a - -b) to (a + b).
1983 (simplify_relational_operation): Use HONOR_NANS.
1984 * doc/tm.texi: Document the MODE_HAS_... macros.
1986 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
1988 * combine.c (simplify_comparison): If simplifying a logical shift
1989 right and compare with constant, force the comparison to unsigned.
1991 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
1993 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
1995 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
1996 -mabi=no-altivec
1997 (alt_reg_names): Remove % for vrsave.
1999 2002-03-06 Richard Henderson <rth@redhat.com>
2001 PR optimization/5844
2002 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
2003 if used indicates we've already emitted one copy of an operand.
2004 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
2005 (gen_split): Supply a non-null used.
2007 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
2009 * reload1.c (reload): Unshare all rtl after reload is done.
2011 * simplify-rtx.c (simplify_plus_minus): Do not abort,
2012 but simply fail if the expression is too complex to simplify.
2013 (simplify_gen_binary): Handle simplify_plus_minus failures.
2015 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
2017 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
2018 consistently call delete_trivially_dead_insns after CSE and GCSE;
2019 fix DFI_life dumping; do jump threading after liveness; do crossjumping
2020 after liveness2; update comment in last crossjumping.
2021 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
2023 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
2025 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
2026 after completing fast dead code elimination.
2028 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
2029 COMPARE operator.
2031 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
2033 * version.c: Fix misplaced leading blanks on first line.
2035 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
2037 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
2039 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
2041 * cfgcleanup.c (mentions_nonequal_regs): New function.
2042 (thread_jump): Use it.
2043 * toplev.c (rest_of_compilation): Run jump threading after
2044 liveness.
2046 2002-03-06 Jakub Jelinek <jakub@redhat.com>
2048 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
2049 patch.
2051 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
2053 * predict.c (estimate_bb_frequencies): Do not reload the
2054 frequencies from notes.
2056 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
2058 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
2059 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
2061 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
2062 delete_noop_moves): Return indeger.
2063 * flow.c (ndead): New variable.
2064 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
2065 BB argument; update callers.
2066 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
2067 (life_analysis): Do not call purge_all_dead_edges.
2068 (update_life_info): Return number of deleted insns; print statistics.
2069 (update_life_info_in_dirty_blocks): likewise.
2070 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
2071 return number of insns deleted.
2073 * cse.c: Include timevar.h
2074 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
2075 iterate until stabilizes; print statistics; return number of killed
2076 insns.
2077 * Makefile.in: (cse.o): Add timevar.h dependency
2078 * rtl.h (delete_trivially_dead_insns): New.
2079 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
2080 * toplev.c (rest_of_compilation): Update callers.
2082 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
2083 (try_optimize_cfg): Do not update liveness.
2084 (cleanup-cfg): Loop until try_optimize_cfg and dead code
2085 removal stabilizes; use delete_trivially_dead_insns.
2087 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
2089 2002-03-05 Zack Weinberg <zack@codesourcery.com>
2091 * cppmain.c (setup_callbacks): Disable #pragma and #ident
2092 callbacks when processing assembly language.
2094 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
2096 * pa.h (ASM_FILE_END): Define.
2097 * som.h (ASM_FILE_END): Delete.
2099 * pa.c (function_arg): Don't pass floats in general registers in
2100 indirect calls if TARGET_ELF32.
2102 2002-03-05 Richard Henderson <rth@redhat.com>
2104 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
2106 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
2108 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
2110 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2112 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
2113 -r command line. Don't hide any symbols if not building
2114 shared libgcc.
2116 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
2118 * cfg.c (dump_flow_info): Warn about profile mismatches.
2119 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
2120 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
2122 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2124 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
2125 wide volatile memory by parts.
2127 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2129 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
2130 is NULL.
2132 2002-03-05 Richard Henderson <rth@redhat.com>
2134 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
2136 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
2138 * toplev.c (documented_lang_options): Document more
2139 language-specific options.
2140 * doc/invoke.texi (Warning Options): Correct documentation for
2141 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
2142 * c-decl.c (c_decode_option): Use a table to handle warning options.
2144 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
2146 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
2147 parameter to mmix_encode_section_info.
2148 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
2149 relocatably. Always produce ELF, not mmo if linking relocatably.
2150 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
2151 first is non-zero, don't add symbol prefix.
2152 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
2153 prototype accordingly.
2155 2002-03-04 Krister Walfridsson <cato@df.lth.se>
2157 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
2159 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
2161 * configure.in: Increase required makeinfo version to 4.1.
2162 * configure: Regenerate.
2164 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
2166 * .cvsignore: Remove *.info* and genrtl*; these files are generated
2167 elsewhere now.
2169 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
2171 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
2172 * doc/invoke.texi: Fix @math uses.
2174 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
2176 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
2177 removal
2179 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
2181 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
2182 (powerpc-*-eabisimaltivec*): Same.
2184 * config/rs6000/t-ppcendian: New.
2186 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2188 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
2189 nonimmediate_src_operand and nonimmediate_lsrc_operand to
2190 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
2192 2002-03-03 Richard Henderson <rth@redhat.com>
2194 * toplev.c (rest_of_decl_compilation): Revert last two changes.
2196 2002-03-03 Zack Weinberg <zack@codesourcery.com>
2198 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
2199 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
2200 tree.c, config/m68k/m68k.c:
2201 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
2202 REAL_ARITHMETIC blocks unconditional. Delete some further
2203 #ifdef blocks predicated on REAL_ARITHMETIC.
2204 * flags.h, toplev.c: Delete remaining references to
2205 flag_pretend_float.
2207 * doc/invoke.texi: Remove documentation of -fpretend-float.
2208 * doc/tm.texi: Describe the various REAL_* macros as provided by
2209 real.h, not by the target configuration files.
2211 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
2212 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
2213 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
2214 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
2215 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
2216 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
2217 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
2218 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
2219 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
2220 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
2221 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
2222 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
2223 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
2224 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
2225 config/xtensa/xtensa.h:
2226 Do not define, undefine, or mention in comments any of
2227 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
2228 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
2229 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
2230 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
2231 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
2232 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
2233 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
2234 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
2235 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
2237 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2239 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
2240 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
2241 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
2242 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
2243 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
2244 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
2245 Delete.
2246 * defaults.h (BITS_PER_WORD): Define.
2247 * doc/tm.texi (BITS_PER_WORD): Document default value.
2249 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
2250 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
2251 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
2253 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2255 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
2256 lieu of explicit sizeof/sizeof.
2257 * i386.c (override_options, ix86_init_mmx_sse_builtins,
2258 ix86_expand_builtin): Likewise.
2259 * mips.c (mips_add_gc_roots): Likewise.
2260 * mmix.c (mmix_output_condition): Likewise.
2261 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
2262 altivec_init_builtins): Likewise.
2263 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
2264 * cppexp.c (Nsuff, parse_number): Likewise.
2265 * cppinit.c (builtin_array_end): Likewise.
2266 * gcc.c (n_default_compilers, process_command): Likewise.
2267 * genpreds.c (output_predicate_decls): Likewise.
2268 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
2269 * lcm.c (N_ENTITIES): Likewise.
2270 * stor-layout.c (set_sizetype): Likewise.
2272 2002-03-03 Richard Henderson <rth@redhat.com>
2274 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
2275 for types or labels.
2277 2002-03-03 Richard Henderson <rth@redhat.com>
2279 * c-decl.c (start_decl): Initialized variables are not common.
2281 2002-03-02 Per Bothner <per@bothner.com>
2283 * gcc.c (option_map): Suport new --bootclasspath option.
2284 --CLASSPATH is now just an alias for --classpath.
2286 2002-03-02 Richard Henderson <rth@redhat.com>
2288 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
2289 load if "internal" visibility.
2290 * doc/extend.texi: Document visibility meanings.
2292 2002-03-02 Richard Henderson <rth@redhat.com>
2294 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
2295 to functions as well.
2297 2002-03-02 Richard Henderson <rth@redhat.com>
2299 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
2300 (handle_visibility_attribute): Don't call assemble_visibility.
2301 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
2302 without asmspec. Invoke assemble_alias when needed.
2303 * varasm.c (maybe_assemble_visibility): New.
2304 (assemble_start_function, assemble_variable, assemble_alias): Use it.
2306 2002-03-02 Richard Henderson <rth@redhat.com>
2308 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
2309 invoke ENCODE_SECTION_INFO with first call flag.
2311 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
2312 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
2313 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
2314 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
2315 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
2316 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
2317 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
2318 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
2319 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
2320 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
2321 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
2322 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
2323 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
2324 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
2325 config/mcore/mcore-protos.h, config/mcore/mcore.c,
2326 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
2327 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
2328 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
2329 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
2330 config/sh/sh.h, config/sparc/sparc.h,
2331 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
2332 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
2333 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
2334 FIRST argument. As needed, examine it and do nothing.
2336 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
2337 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
2338 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
2340 * config/arm/t-pe (pe.o): Add dependencies.
2342 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2344 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
2345 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
2346 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
2347 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
2348 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
2349 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
2350 * defaults.h (BITS_PER_UNIT): Define.
2351 * doc/tm.texi (BITS_PER_UNIT): Document default value.
2353 2002-03-02 Kazu Hirata <kazu@hxi.com>
2355 * config/h8300/h8300-protos.h: Add a prototype for
2356 compute_a_shift_length.
2357 * config/h8300/h8300.c (h8300_asm_insn_count): New.
2358 (compute_a_shift_length): Likewise.
2359 (h8300_adjust_insn_length): Do not adjust insn length of shift
2360 insns.
2361 * config/h8300/h8300.md (anonymous shift patterns): Use
2362 compute_a_shift_length.
2364 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2366 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
2367 trunc_int_for_mode.
2369 * emit-rtl.c (offset_address): Call update_temp_slot_address.
2371 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2373 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
2374 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
2375 * flags.h (flag_zero_initialized_in_bss): Declare.
2376 * toplev.c (flag_zero_initialized_in_bss): New flag.
2377 (lang_independent_options): Add flag_zero_initialized_in_bss.
2378 * tree.c (initializer_zerop): New function.
2379 * tree.h (initializer_zerop): Declare.
2380 * varasm.c (assemble_variable): If we can emit bss, put zero
2381 initializers in the bss section.
2383 2002-03-02 Alan Modra <amodra@bigpond.net.au>
2385 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
2386 like more than one symbol per .weak directive.
2388 2002-03-01 Richard Henderson <rth@redhat.com>
2390 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
2391 adjust argument_pointer by pretend_args_size.
2392 (ia64_va_start): Adjust va_start address by -pretend_args_size.
2394 2002-03-01 Kazu Hirata <kazu@hxi.com>
2396 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
2398 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
2400 * toplev.c (rest_of_compilation): Delete dead jumptables before
2401 loop.
2402 * flow.c (delete_dead_jumptables): Make global.
2403 * rtl.h (delete_dead_jumptables): Declare.
2405 2002-03-01 David Edelsohn <edelsohn@gnu.org>
2407 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
2408 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
2409 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
2411 2002-03-01 Kazu Hirata <kazu@hxi.com>
2413 * config/h8300/h8300-protos.h: Fix formatting.
2414 * config/h8300/h8300.c: Likewise.
2415 * config/h8300/h8300.h: Likewise.
2417 2002-03-01 Kazu Hirata <kazu@hxi.com>
2419 * config/h8300/h8300.c (print_operand): Support 16-bit
2420 constant addresses.
2421 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
2423 2002-02-28 Richard Henderson <rth@redhat.com>
2425 * expmed.c (store_bit_field): Prevent generation of CONCATs;
2426 pun complex values as integers; use gen_lowpart instead of
2427 gen_rtx_SUBREG.
2428 (extract_bit_field): Likewise.
2430 2002-03-01 Alan Modra <amodra@bigpond.net.au>
2431 David Edelsohn <edelsohn@gnu.org>
2433 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
2434 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
2435 (SUPPORTS_WEAK): Likewise.
2436 * output.h (add_weak): Add tree param.
2437 * varasm.c (add_weak): Likewise. Save decl.
2438 (struct weak_syms): Add decl field.
2439 (mark_weak_decls): New function.
2440 (init_varasm_once): ggc_add_root mark_weak_decls.
2441 (assemble_start_function): Use ASM_WEAKEN_DECL.
2442 (assemble_variable): Likewise.
2443 (assemble_alias): Likewise.
2444 (declare_weak): Pass decl to add_weak.
2445 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
2446 (remove_from_pending_weak_list): Declare and define for
2447 ASM_WEAKEN_DECL.
2448 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
2449 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
2450 * defaults.h (SUPPORTS_WEAK): Likewise.
2451 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
2452 .weak for code sym. Do emit .size for descriptor sym.
2453 (ASM_DECLARE_FUNCTION_SIZE): Define.
2454 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
2455 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
2456 .lglobl unless TARGET_XCOFF. Formatting fixes.
2457 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
2458 .weak for code sym.
2459 (HANDLE_PRAGMA_WEAK): Remove.
2460 (ASM_WEAKEN_LABEL): Remove.
2461 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
2463 2002-03-01 Jason Merrill <jason@redhat.com>
2465 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
2466 (TARGET_EXPR_CLEANUP): New macro.
2468 2002-02-28 Steve Ellcey <sje@cup.hp.com>
2470 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
2471 to take ptr_extend into account as third type of extension.
2472 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
2473 fields used by SUBREG_PROMOTED_UNSIGNED_P.
2474 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
2475 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
2476 * calls.c (precompute_arguments): Use new macro.
2477 (expand_call): Ditto.
2478 * combine.c (nonzero_bits): Ditto.
2479 (record_promoted_value): Ditto.
2480 * expr.c (store_expr): Ditto.
2481 (expand_expr): Ditto.
2482 * function.c (assign_parms): Ditto.
2484 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
2486 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
2487 override -shared and -shared-libgcc.
2489 2002-02-28 David O'Brien <obrien@FreeBSD.org>
2491 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
2492 of "ultrasparc".
2493 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
2494 to be broken.
2496 2002-02-28 Richard Henderson <rth@redhat.com>
2498 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
2499 4 cycle latency from MM producers.
2500 (ia64_internal_sched_reorder): Likewise with pipeline flush.
2502 2002-02-28 Jakub Jelinek <jakub@redhat.com>
2504 * mklibgcc.in: Don't use GNU make extension.
2506 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
2508 * c-parse.in (STATIC): New terminal.
2509 (scspec): New non-terminal. Update productions accordingly.
2510 (program): Remove bogus ifc / end ifc.
2511 (array_declarator): Simplify production using STATIC.
2513 2002-02-28 Jim Meyering <meyering@lucent.com>
2515 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
2516 \a still means TARGET_BELL.
2518 2002-02-28 Richard Henderson <rth@redhat.com>
2520 * haifa-sched.c (sched_emit_insn): New.
2521 (schedule_block): Use last_scheduled_insn to track last insn.
2522 * sched-int.h (sched_emit_insn): Prototype.
2523 * config/ia64/ia64.c (last_issued): Remove.
2524 (ia64_variable_issue): Don't set it.
2525 (nop_cycles_until): Use sched_emit_insn.
2527 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
2529 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
2530 extended constants.
2532 2002-02-28 Kazu Hirata <kazu@hxi.com>
2534 * config/h8300/h8300.c: Fix formatting.
2535 * config/h8300/h8300.h: Likewise.
2537 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
2539 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
2540 which may overwrite the high byte of the frame pointer.
2542 2002-02-28 Bo Thorsen <bo@suse.de>
2544 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
2545 (STARTFILE_SPEC): Add 64 bit files.
2546 (ENDFILE_SPEC): Likewise.
2548 2002-02-28 Jason Merrill <jason@redhat.com>
2550 * c-decl.c (finish_function): Only warn about missing return
2551 statement with -Wreturn-type.
2553 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
2555 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
2557 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
2558 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
2560 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
2562 * basic-block.h (BB_REACHABLE): Renumber.
2563 (BB_DIRTY, BB_NEW): New flags.
2564 (clear_bb_flags): Declare.
2565 (update_life_info_in_dirty_blocks): Declare.
2566 * cfg.c (clear_bb_flags): New function.
2567 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
2568 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
2569 reorder_insns, emit_insn_after): Mark block as dirty.
2570 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
2571 (update_life_info_in_dirty_blocks): New function.
2572 * recog.c (apply_change_group): Dirtify block.
2574 * cse.c (cse_insn): Reorder emitting of jump insn to keep
2575 cfg consistent.
2576 * gcse.c (delete_null_pointer_checks): Likewise.
2578 * toplev.c (dump_file_index): Move cse2 after bp,
2579 add DFI_null
2580 (dump_file_info): Similary.
2581 (rest_of_compilation): Avoid most of CFG rebuilds;
2582 do first if converision after null pointer checks, do cse2
2583 after branch prediction; avoid full liveness rebuild after
2584 initializing subregs.
2585 * invoke.texi (-d options): Document -du, renumber.
2587 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
2588 (notice_new_block): Do not set BB_UPDATE_LIFE.
2589 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
2590 merge_blocks_move_successor_nojumps, merge_blocks,
2591 try_crossjump_to_edge): Likewise.
2592 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
2593 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
2594 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
2595 (merge_of_block): Do not use life_data_ok.
2596 (find_if_case_1): Do not use SET_UPDATE_LIFE.
2597 (if_convert): Use BB_DIRTY mechanizm to update life.
2598 * lcm.c (optimize_mode_switching): Update
2599 update_life_info_in_dirty_blocks
2601 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
2603 * Makefile.in (integrate.o): Update.
2604 * c-decl.c (copy_lang_decl): Rename.
2605 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
2606 * integrate.c: Include langhooks.h.
2607 (copy_decl_for_inlining): Update to use langhook.
2608 * langhooks-def.h (lhd_do_nothing_t,
2609 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
2610 (LANG_HOOKS_INITIALIZER): Update.
2611 * langhooks.c (lhd_do_nothing_t): New.
2612 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
2613 * tree.h (copy_lang_decl): Remove.
2614 objc:
2615 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
2617 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
2619 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
2620 POST_DEC, and POST_MODIFY.
2622 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2624 * c-typeck.c (digest_init): Remove unused parameter; all
2625 callers changed.
2627 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
2629 * expmed.c (expand_shift): Correctly test for low part of a
2630 subreg.
2632 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
2634 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
2635 insn UIDs with insn addresses.
2637 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2639 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
2640 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
2641 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
2642 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
2643 gcc.c, toplev.c: Delete code implementing -traditional mode.
2645 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
2646 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
2647 Document removal of -traditional mode for compilation, and
2648 remove documentation only relevant to that mode.
2650 * config/nextstep.h, config/ptx4.h, config/svr4.h,
2651 config/convex/convex.h, config/d30v/d30v.h,
2652 config/i386/dgux.h, config/i386/osf1elf.h,
2653 config/i386/osfelf.h, config/i386/osfrose.h,
2654 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
2655 config/m68k/hp310.h, config/m88k/dgux.h,
2656 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
2657 config/m88k/m88k.h, config/m88k/openbsd.h,
2658 config/mips/abi64.h, config/mips/osfrose.h,
2659 config/mips/svr4-5.h, config/mips/svr4-t.h,
2660 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
2661 config/stormy16/stormy16.h: Remove all references to
2662 -traditional from target specs. Delete all mention of the
2663 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
2664 delete a couple of commented-out definitions of
2665 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
2666 to -traditional.
2668 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
2669 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
2671 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2673 * mklibgcc.in: Don't use \n in a line subject to
2674 interpretation by echo.
2676 2002-02-27 Graham Stott <grahams@redhat.com>
2678 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
2679 Constify NAME.
2681 * loop.c (prescan_loop): Handle PARALLEL.
2683 * unroll.c (loop_iterations): Return 0 if the add_val for
2684 a BIV is REG.
2686 * final.c (output_operand_lossage): Constify PFX_STR.
2688 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
2690 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
2692 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
2693 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
2695 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
2697 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
2699 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
2701 * cpplex.c (_cpp_lex_token): Handle directives in macro
2702 arguments.
2703 * cpplib.c (_cpp_handle_directive): Save and restore state
2704 if parsing macro args when entering a directive.
2705 * cppmacro.c (collect_args): No need to handle directives
2706 in macro arguments.
2707 (enter_macro_context, replace_args): Use the original macro
2708 definition in case it was redefined whilst collecting arguments.
2709 doc:
2710 * cpp.texi: Update.
2712 2002-02-26 David Edelsohn <edelsohn@gnu.org>
2714 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
2715 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
2716 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
2717 method on AIX.
2718 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
2719 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
2720 (load_toc_v4_PIC_2): Same.
2722 2002-02-26 Alan Modra <amodra@bigpond.net.au>
2724 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
2726 2002-02-26 Richard Henderson <rth@redhat.com>
2728 * config/alpha/alpha.md (ashldi_se): Re-enable.
2730 2002-02-26 Richard Henderson <rth@redhat.com>
2732 * config/alpha/alpha.c (alpha_encode_section_info): Examine
2733 MODULE_LOCAL_P; improve commentary.
2735 2002-02-26 Zack Weinberg <zack@codesourcery.com>
2737 * doc/cpp.texi: Clarify documentation of relationship between
2738 #line and #include.
2740 2002-02-26 Kazu Hirata <kazu@hxi.com>
2742 * config/h8300/h8300-protos.h: Update the prototype for
2743 compute_logical_op_length. Add the prototype for
2744 compute_logical_op_cc.
2745 * config/h8300/h8300.c (compute_logical_op_length): Figure out
2746 code from operands.
2747 (compute_logical_op_cc): New.
2748 * config/h8300/h8300.md: Combine all the logical op patterns
2749 in HImode and SImode. Use compute_logical_op_cc.
2751 2002-02-26 Kelley Cook <kelleycook@comcast.net>
2753 * config/i386/i386.c (print_operand): Don't append ATT-style
2754 length suffixs to x87 opcodes when in Intel mode.
2756 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
2758 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
2759 (init_emit_once): Update calls.
2760 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
2761 (init_syntax_once): Prototype.
2763 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
2765 * pa-linux.h (LIB_SPEC): Update definition.
2766 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
2768 2002-02-26 Richard Henderson <rth@redhat.com>
2770 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
2771 if we emitted a stop bit.
2773 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2775 * configure.in (libgcc_visibility): Substitute.
2776 * configure: Rebuilt.
2777 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
2778 defined symbols .hidden.
2780 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2782 * attribs.c (c_common_attribute_table): Add visibility.
2783 (handle_visibility_attribute): New function.
2784 * varasm.c (assemble_visibility): New function.
2785 * output.h (assemble_visibility): Add prototype.
2786 * tree.h (MODULE_LOCAL_P): Define.
2787 * crtstuff.c (__dso_handle): Use visibility attribute.
2788 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
2789 for MODULE_LOCAL_P symbols too.
2790 * config/ia64/ia64.c (ia64_encode_section_info): Handle
2791 MODULE_LOCAL_P symbols the same way as local symbols.
2792 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
2793 into .sdata/.sbss by the user.
2794 * doc/extend.texi (Function Attributes): Document visibility
2795 attribute.
2797 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2799 PR debug/5770
2800 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
2801 STRING_CST initializer spanning the whole variable without
2802 embedded zeros.
2803 If expand_expr returned MEM, don't use it.
2805 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
2807 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
2808 generate a die for the lexical block.
2810 2002-02-26 Kazu Hirata <kazu@hxi.com>
2812 * config/h8300/h8300-protos.h: Add a prototype for
2813 compute_logical_op_length.
2814 * config/h8300/h8300.c (compute_logical_op_length): New.
2815 * config/h8300/h8300.md (anonymous logical patterns): Use
2816 compute_logical_op_length for length.
2818 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2820 * dwarf2out.c (modified_type_die): Do not call type_main_variant
2821 for vectors.
2822 (gen_type_die): Same.
2824 * attribs.c (handle_vector_size_attribute): Set debug information.
2826 2002-02-26 Daniel Egger <degger@fhm.edu>
2828 * config/rs6000/rs6000.md: Swap define_insn attributes to
2829 fix incorrect generation of merge high instructions instead
2830 of merge low.
2832 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2834 * c-typeck.c (really_start_incremental_init): Use
2835 bitsize_zero_node for vectors.
2837 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2839 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
2840 ("*set_vrsave_internal"): Same.
2842 2002-02-25 Richard Henderson <rth@redhat.com>
2844 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
2845 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
2847 2002-02-25 Jakub Jelinek <jakub@redhat.com>
2849 PR target/5755
2850 * config/i386/i386.c (ix86_return_pops_args): Only pop
2851 fake structure return argument if it was passed on the stack.
2853 2002-02-25 Jason Merrill <jason@redhat.com>
2855 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
2856 RESULT_DECL.
2858 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2860 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
2861 link with shared_name only.
2862 * doc/invoke.texi (Link Options): Document new behavior.
2864 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2866 * c-typeck.c (push_init_level): Handle vectors.
2868 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2870 * config/sparc/sparc.c (const64_high_operand): Zero-extend
2871 operands of SPARC_SETHI_P.
2872 (input_operand): Likewise.
2873 (sparc_emit_set_const32): Likewise.
2874 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
2875 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
2876 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
2877 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
2878 (movdi_insn_sp64_vis): Likewise.
2879 (movdi split, movdf split): Use SETHI32.
2880 * doc/md.texi: Document SPARC constraints L, M and N.
2882 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2884 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
2885 ("*set_vrsave_internal"): use mfspr for Darwin.
2887 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
2888 gen_get_vrsave_internal.
2890 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2892 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
2894 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
2896 * cpplex.c (cpp_interpret_charconst): Get signedness or
2897 otherwise of wide character constants correct.
2898 * cppexp.c (lex): Get signedness of wide charconsts correct.
2900 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2902 * optabs.c (widen_operand): Only call convert_modes for
2903 promoted SUBREG if signedness matches.
2904 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
2906 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2908 * cpplib.c (glue_header_name): Use local buffer to build up
2909 header name.
2911 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2913 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
2915 2002-02-23 Kazu Hirata <kazu@hxi.com>
2917 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
2918 H8/300[HS] separately.
2919 * config/h8300/h8300.md: Remove the early clobber constraint
2920 from bit field patterns.
2922 2002-02-23 Kazu Hirata <kazu@hxi.com>
2924 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
2925 register_operand.
2926 (mulhisi3): Likewise.
2927 (umulqisi3): Likewise.
2928 (umulhisi3): Likewise.
2930 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2932 * cppinit.c (output_deps): Correct test for stdout output.
2933 (init_dependency_output): Cure warning.
2935 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2937 * expr.c (store_expr): When converting expression to promoted
2938 equivalent type, allow using SUBREG_REG of TARGET as the target
2939 of the expansion of EXP.
2940 * loop.c (basic_induction_var, case SUBREG): Always look inside.
2941 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
2942 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
2943 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
2944 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
2946 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
2948 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
2949 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
2950 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
2952 2002-02-23 Jakub Jelinek <jakub@redhat.com>
2954 PR optimization/5747
2955 * loop.c (scan_loop): Update reg info if move_movables created new
2956 pseudos.
2958 2002-02-23 David Edelsohn <edelsohn@gnu.org>
2960 * gcc.c (init_gcc_spec): Revert last change.
2962 2002-02-23 David Edelsohn <edelsohn@gnu.org>
2964 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
2965 gpc_reg_operand constraint.
2967 2002-02-23 Alan Modra <amodra@bigpond.net.au>
2969 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
2970 Simplify comparison of `low'.
2971 (add_operand): Fix formatting.
2972 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
2973 (mask_operand): Disallow mask to wrap in 64-bit mode.
2974 (rs6000_stack_info): Remove redundant test setting push_p.
2975 (output_toc): Fix formatting.
2976 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
2977 cc_reg_not_cr0_operand constraint.
2978 (booldi3, boolcdi3 splitters): Same.
2980 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
2982 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
2984 2002-02-22 David Edelsohn <edelsohn@gnu.org>
2986 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
2987 gcc invoked with -shared-libgcc.
2989 2002-02-22 Jakub Jelinek <jakub@redhat.com>
2991 PR c++/5748
2992 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
2993 decl if any of elements was TREE_USED.
2995 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
2997 * config/sparc/sol2.h: Don't include sys/mman.h.
2998 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
2999 (arith_4096_operand): Don't throw high bits away.
3000 (const64_operand): Take sign extension of CONST_INTs into account.
3001 (const64_high_operand, sparc_emit_set_const32): Likewise.
3002 (GEN_HIGHINT64): Likewise.
3003 (sparc_emit_set_const64_quick1): Likewise.
3004 (const64_is_2insns): Likewise.
3005 (print_operand): Use trunc_int_for_mode for sign extension.
3006 * config/sparc/sparc.h (SMALL_INT32): Likewise.
3007 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
3008 chars. Assume CONST_INT is already properly sign-extended.
3009 (movdi split): Sign-extend each SImode part.
3010 (andsi3 split): Don't mask high bits off, so that result
3011 remains properly sign-extend.
3012 (iorsi3 split): Likewise.
3013 (xorsi3 split): Likewise.
3015 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
3017 * fold-const.c (fold): Fix typo in comments.
3019 2002-02-21 Diego Novillo <dnovillo@redhat.com>
3021 * Makefile.in (langhooks.o): Update dependencies.
3023 2002-02-21 Diego Novillo <dnovillo@redhat.com>
3025 * langhooks.c: Include flags.h.
3027 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
3029 * testsuite/gcc.dg/attr-alwaysinline.c: New.
3031 * c-common.c (c_common_post_options): Set inline trees by
3032 default.
3034 * doc/extend.texi (Function Attributes): Document always_inline
3035 attribute.
3036 Update documentation about inlining when not optimizing.
3038 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
3040 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
3041 unless DECL_ALWAYS_INLINE.
3043 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
3044 unless DECL_ALWAYS_INLINE.
3045 (c_disregard_inline_limits): Disregard if always_inline set.
3047 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
3048 Disregard if always_inline set.
3049 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
3050 unless DECL_ALWAYS_INLINE.
3052 * attribs.c (handle_always_inline_attribute): New.
3053 (c_common_attribute_table): Add always_inline.
3055 * config/rs6000/altivec.h: Add prototypes for builtins
3056 requiring the always_inline attribute.
3058 2002-02-21 Eric Christopher <echristo@redhat.com>
3060 * expmed.c (store_bit_field): Try to simplify the subreg
3061 before generating a new one when when the mode size of
3062 value is less than maxmode.
3064 2002-02-21 Richard Henderson <rth@redhat.com>
3066 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
3067 than gen_rtx_PLUS to form the sum.
3068 * explow.c (force_reg): Rearrange to not allocate new pseudo
3069 when force_operand returns a register.
3070 * expr.c (expand_assignment): Allow offset_rtx expansion to
3071 return a sum. Do not force addresses into registers.
3072 (expand_expr): Likewise.
3073 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
3074 to canonicalize arithmetic that didn't simpify.
3075 (simplify_plus_minus): New argument force; update
3076 all callers. Don't split CONST unless we can do something with it,
3077 and wouldn't lose the constness of the operands.
3079 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
3080 that we generated earlier.
3082 2002-02-21 Tom Tromey <tromey@redhat.com>
3084 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3085 (output_line_info): Use constant `1', with a long explanatory
3086 comment.
3087 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
3089 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
3091 * jump.c (redirect_jump): If old label has no UID, don't try to
3092 delete it.
3094 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
3096 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
3097 If input is constant, do shifts at compile time.
3099 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
3101 * doc/extend.texi: Fix some more overfull hboxes.
3103 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3105 PR optimization/4994
3106 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
3107 register moves.
3109 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3111 PR c++/4574
3112 * expr.h (expand_and): Add mode argument.
3113 * expmed.c (expand_and): Add mode argument.
3114 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
3115 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
3116 * except.c (expand_builtin_extract_return_addr): Likewise.
3117 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3118 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
3119 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
3120 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
3121 * config/c4x/c4x.md: Use GEN_INT (x) instead of
3122 gen_rtx (CONST_INT, VOIDmode, x).
3124 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3126 PR c/4697:
3127 * stmt.c (warn_if_unused_value): Move side effects test once more.
3129 2002-02-20 Torbjorn Granlund <tege@swox.com>
3131 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
3132 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
3134 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
3136 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
3137 SUBREG or ZERO_EXTEND.
3139 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
3141 * sh.h (current_function_anonymous_args): Remove.
3142 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
3143 of current_function_varargs and current_function_stdarg is set.
3144 * sh.c (sh_expand_prologue): Check current_function_varargs /
3145 current_function_stdarg / TARGET_SH5 instead of
3146 current_function_anonymous_args.
3148 * sh64.h (TARGET_VERSION): Define.
3150 2002-02-20 David Edelsohn <edelsohn@gnu.org>
3152 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
3153 VRSAVE_REGNO on TARGET_ALTIVEC.
3155 2002-02-20 Alan Modra <amodra@bigpond.net.au>
3157 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
3158 bits of SImode const_int.
3159 (includes_rshift_p): Likewise.
3160 (print_operand): Call mask_operand and mask64_operand with correct
3161 mode.
3162 (rs6000_output_function_epilogue): Pad traceback table to word.
3163 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
3164 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
3165 mask64_operand with correct mode.
3166 (FUNCTION_ARG_REGNO_P): Correct parentheses.
3168 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3170 PR debug/4461
3171 * varasm.c (get_pool_constant_mark): New.
3172 * rtl.h (get_pool_constant_mark): Add prototype.
3173 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
3174 be represented if it has not been output.
3176 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
3178 * combine.c (do_SUBST): Sanity check substitutions of
3179 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
3180 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
3181 CONST_INT into its operand.
3182 (known_cond): Likewise, for ZERO_EXTEND.
3183 * simplify-rtx.c (simplify_unary_operation): Fix condition to
3184 allow for simplification of wide modes. Reject CONST_INTs in
3185 ZERO_EXTEND when their actual mode is not given.
3187 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
3189 * c-decl.c (pushdecl): If no global declaration is found for an
3190 extern declaration in block scope, try a limbo one.
3192 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3194 PR c++/4401
3195 * c-common.c (pointer_int_sum): Moved from...
3196 * c-typeck.c (pointer_int_sum): ...here.
3197 * c-common.h (pointer_int_sum): Add prototype.
3199 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3201 PR c++/5713
3202 * c-decl.c (duplicate_decls): Return 0 if issued error about
3203 redeclaration.
3205 2002-02-20 Roger Sayle <roger@eyesopen.com>
3206 Jakub Jelinek <jakub@redhat.com>
3208 PR c/4389
3209 * tree.c (host_integerp): Ensure that the constant integer is
3210 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
3211 when pos is zero or non-zero respectively. Clarify comment.
3212 * c-format.c (check_format_info_recurse): Fix host_integerp
3213 usage; the pos argument should be zero when assigning to a
3214 signed HOST_WIDE_INT.
3216 2002-02-20 Richard Henderson <rth@redhat.com>
3218 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
3219 of the operand, rather than assuming TImode.
3220 (ix86_expand_binop_builtin): Cope with commutative patterns
3221 using nonimmediate_operand for both operands.
3222 (ix86_expand_timode_binop_builtin): Likewise.
3223 (ix86_expand_store_builtin): Validate operand 1.
3224 (ix86_expand_unop1_builtin): Likewise.
3226 2002-02-20 Philip Blundell <philb@gnu.org>
3228 PR 5705
3229 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
3231 2002-02-20 Richard Henderson <rth@redhat.com>
3233 PR c/5615
3234 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
3236 2002-02-20 Tom Tromey <tromey@redhat.com>
3238 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3239 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3240 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3241 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3242 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
3243 unconditionally.
3245 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
3247 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
3248 for (const_int 0) in X not just INTVAL.
3250 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
3252 * doc/extend.texi: Avoid or reduce overfull hboxes.
3254 2002-02-20 Diego Novillo <dnovillo@redhat.com>
3256 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
3257 operations if the field does not start at a mode boundary.
3259 2001-02-20 Joel Sherrill <joel@OARcorp.com>
3261 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
3262 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
3263 Also done for -Acpu and -Amachine.
3265 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
3267 * cppinit.c (init_dependency_output): Take deps output file
3268 from -o if none given with -MF. Suppress normal output.
3269 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
3270 * doc/cpp.texi, doc/invoke.texi: Update.
3272 2002-02-19 Zack Weinberg <zack@codesourcery.com>
3274 * toplev.c (output_quoted_string): Write unprintable
3275 characters with octal escapes.
3277 2002-02-19 David Edelsohn <edelsohn@gnu.org>
3279 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
3280 really_call_used[VRSAVE_REGNO] if not Altivec.
3282 2002-02-19 Alan Modra <amodra@bigpond.net.au>
3284 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
3285 MODE_MASK.
3286 (constant_pool_expr_1): Fix formatting.
3287 (rs6000_legitimize_reload_address): Likewise.
3289 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3291 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
3292 now that we have one.
3294 2002-02-19 Zack Weinberg <zack@codesourcery.com>
3296 * tree.h (struct tree_common): Remove aux. Add unused_0 at
3297 end of first block of bitfields (which was only seven bits);
3298 rename dummy to unused_1; remove comment which is no longer true.
3300 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
3302 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
3304 2002-02-19 Philip Blundell <pb@nexus.co.uk>
3306 PR 5399
3307 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
3308 if generating PIC.
3310 PR 5054
3311 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
3312 arm_is_longcall_p rather than inspecting call-type cookie
3313 directly.
3314 (call_value_insn) [TARGET_THUMB]: Likewise.
3316 2002-02-19 Graham Stott <grahams@redhat.com>
3318 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
3320 2002-02-19 David Edelsohn <edelsohn@gnu.org>
3322 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
3323 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
3324 (FP_SAVE_INLINE): Delete.
3326 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
3327 * config/rs6000/eabi.asm: Remove ABI save restore routines.
3328 * config/rs6000/t-ppccomm: Build crtsavres.o.
3329 * config/rs6000/crtsavres.asm: New file.
3331 2002-02-19 Philip Blundell <philb@gnu.org>
3333 * config/arm/arm.c (use_return_insn): Don't reject interrupt
3334 functions.
3335 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
3336 (output_return_instruction): Allow interrupt functions to return with
3337 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
3338 (arm_expand_prologue): Subtract 4 before stacking LR in an
3339 interrupt function.
3341 2002-02-19 Philip Blundell <pb@nexus.co.uk>
3343 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
3344 decl, not just FUNCTION_DECL.
3345 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
3346 (arm_assemble_integer): Likewise.
3347 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
3348 marked local.
3350 2002-02-19 matthew green <mrg@eterna.com.au>
3352 * config.gcc (sparc-*-netbsdelf*): Enable target.
3353 (sparc64-*-netbsd*): New target.
3354 * config/sparc/netbsd-elf.h: New file.
3355 * config/sparc/t-netbsd64: New file.
3357 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
3359 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
3361 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
3363 * doc/invoke.texi: explicitly list the style guidelines that
3364 -Weffc++ checks for.
3366 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
3368 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
3370 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
3372 PR other/5718
3373 * gcc.c (cpp_unique_options): Treat -o as indicating object file
3374 only if not -E. If -E, pass -o through to the preprocessor.
3376 2002-02-19 Kazu Hirata <kazu@hxi.com>
3378 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
3379 register number with an appropriate macro.
3381 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
3383 * doc/rtl.texi (Constants): Close @code tag.
3385 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
3387 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
3388 ("mmx_uavgv4hi3"): Same.
3389 ("pmulhrwv4hi3"): Same.
3391 * tree-inline.c (walk_tree): Handle vectors.
3393 * c-common.c (constant_expression_warning): Handle vectors.
3394 (overflow_warning): Same.
3396 * sched-deps.c (sched_analyze_2): Handle vectors.
3398 * rtlanal.c (rtx_unstable_p): Handle vectors.
3399 (rtx_varies_p): Same.
3400 (count_occurrences): Same.
3401 (regs_set_between_p): Same.
3402 (modified_between_p): Same.
3403 (modified_in_p): Same.
3404 (volatile_insn_p): Same.
3405 (volatile_refs_p): Same.
3406 (side_effects_p): Same.
3407 (may_trap_p): Same.
3408 (inequality_comparisons_p): Same.
3409 (replace_regs): Same.
3410 (computed_jump_p_1): Same.
3412 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
3413 argument.
3414 (inner_mode_array): New.
3415 (copy_rtx): Handle vectors.
3416 (copy_most_rtx): Same.
3417 (rtx_equal_p): Same.
3418 (get_mode_alignment): Adjust for vectors.
3420 * resource.c (mark_referenced_resources): Handle vectors.
3421 (mark_set_resources): Same.
3423 * reload1.c (eliminate_regs): Handle vectors.
3424 (elimination_effects): Same.
3425 (scan_paradoxical_subregs): Same.
3427 * reload.c (subst_reg_equivs): Handle vectors.
3429 * regrename.c (scan_rtx): Handle vectors.
3431 * regclass.c (reg_scan_mark_refs): Handle vectors.
3433 * recog.c (find_single_use_1): Handle vectors.
3435 * local-alloc.c (equiv_init_varies_p): Handle vectors.
3436 (contains_replace_regs): Same.
3437 (memref_referenced_p): Same.
3439 * integrate.c (copy_rtx_and_substitute): Handle vectors.
3440 (subst_constants): Same.
3442 * genattrtab.c (attr_copy_rtx): Handle vectors.
3443 (encode_units_mask): Same.
3444 (clear_struct_flag): Same.
3445 (count_sub_rtxs): Same.
3447 * gcse.c (want_to_gcse_p): Handle vectors.
3448 (oprs_unchanged_p): Same.
3449 (hash_expr_1): Same.
3450 (oprs_not_set_p): Same.
3451 (expr_killed_p): Same.
3452 (compute_transp): Same.
3453 (store_ops_ok): Same.
3455 * function.c (purge_addressof_1): Do not allow paradoxical subregs
3456 of vectors.
3457 (fixup_var_refs_1): Same.
3458 (instantiate_virtual_regs_1): Same.
3460 * fold-const.c (operand_equal_p): Handle vectors.
3461 (fold): Same.
3462 (rtl_expr_nonnegative_p): Same.
3464 * flow.c (mark_used_regs): Handle vectors.
3466 * df.c (df_uses_record): Handle vectors.
3468 * cselib.c (cselib_subst_to_values): Handle vectors.
3469 (cselib_mem_conflict_p): Same.
3470 (hash_rtx): Same.
3472 * cse.c (canon_reg): Handle vectors.
3473 (fold_rt): Same.
3474 (cse_process_notes): Same.
3475 (count_reg_usage): Same.
3476 (canon_hash): Same.
3478 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
3480 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
3482 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
3483 (gen_rtx): Handle CONST_VECTOR.
3484 (gen_const_vector_0): New.
3485 (copy_rtx_if_shared): CONST_VECTORs can be shared.
3486 (reset_used_flags): Same.
3487 (copy_insn_1): Same.
3488 (initializer_constant_valid_p): Handle VECTOR_CST.
3490 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
3492 * doc/rtl.texi (Constants): Document const_vector.
3493 (CONST0_RTX): Update for vectors.
3494 (RTL sharing): Same.
3496 * print-tree.c (print_node): Add case for VECTOR_CST.
3498 * tree.h (TREE_VECTOR_CST_ELTS): New.
3499 (struct tree_vector): New.
3500 (union tree_node): Add vector node.
3501 (build_vector): Add prototype.
3503 * tree.def (VECTOR_CST): New.
3505 * tree.c (build_vector): New.
3507 * expmed.c (make_tree): Handle CONST_VECTOR.
3509 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
3510 (CONST_VECTOR_ELT): New.
3511 (CONST_VECTOR_NUNITS): New.
3513 * machmode.h (GET_MODE_INNER): New.
3514 (DEF_MACHMODE): Accept 8th arg.
3516 * machmode.def: Add 8th argument for vector inner mode.
3517 Add inner vector modes for vectors.
3519 * rtl.def (VEC_CONST): Remove.
3520 (CONST_VECTOR): New.
3522 * expr.c (clear_storage): Allow vectors.
3523 (is_zeros_p): Handle VECTOR_CST.
3525 * varasm.c (output_constant_pool): Handle vectors.
3526 (rtx_const): Add veclo and vechi fields.
3527 (kind): Add RTX_VECTOR.
3528 (decode_rtx_const): Add case for vector.
3530 * config/rs6000/rs6000-protos.h: Add zero_constant.
3532 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
3533 constants. Force easy vector constants into memory.
3534 (easy_vector_constant): New.
3535 (emit_easy_vector_constant): New.
3536 (rs6000_legitimize_reload_address): Do not generate bad reloads on
3537 darwin.
3539 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
3540 instruction does.
3541 ("altivec_lvxl"): Same.
3542 (altivec_lvebx): Same.
3543 (altivec_lvehx): Same.
3544 (altivec_lvewx): Same.
3545 ("*movv4si_const0"): New.
3546 ("*movv4sf_const0"): New.
3547 ("*movv8hi_const0"): New.
3548 ("*movv16qi_const0"): New.
3550 2002-02-18 Kazu Hirata <kazu@hxi.com>
3552 * config/h8300/h8300.c (notice_update_cc): Use
3553 cc_status.value2.
3555 2002-02-18 Kazu Hirata <kazu@hxi.com>
3557 * config/h8300/h8300.md (divmod patterns): Change the
3558 constraints for operands[1] to register_operand.
3560 2002-02-18 Kazu Hirata <kazu@hxi.com>
3562 * config/h8300/h8300-protos.h: Remove the prototype for
3563 p_operand.
3564 * config/h8300/h8300.c (p_operand): Remove.
3565 * config/h8300/h8300.md: Replace p_operand with
3566 const_int_operand.
3568 2002-02-18 Philip Blundell <pb@nexus.co.uk>
3570 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
3571 comment.
3572 (output_return_instruction): Allow use of LDR to unstack
3573 return addresss even for interrupt handlers or when
3574 interworking. If compiling for ARMv5, use interworking-safe
3575 return instructions by default. Remove duplicated code and
3576 lengthy "strcat" sequences.
3578 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3580 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
3581 (LINK_EH_SPEC): Define.
3582 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
3584 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3586 * config/s390/s390.c (s390_emit_prologue): Do not set the
3587 frame_related flag for call-clobbered registers.
3589 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
3591 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
3592 (construct_container): Fix handling of SSE operands.
3593 (ix86_expand_builtin): Fix handling of 64bit pointers.
3594 (mmx_maskmovq_rex): New pattern.
3596 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
3598 * regrename.c (kill_set_value): Handle subregs properly.
3600 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
3602 * objc/objc-act.c (handle_impent): Remove leading '*'
3603 from objc_class_name.
3605 2002-02-17 Richard Henderson <rth@redhat.com>
3607 * config/alpha/alpha.c (some_small_symbolic_operand,
3608 some_small_symbolic_operand_1, split_small_symbolic_operand,
3609 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
3610 Handle small SYMBOL_REFs anywhere, not just inside memories.
3611 * config/alpha/alpha-protos.h: Update.
3612 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3613 * config/alpha/alpha.md (small symbolic operand splitter): Update.
3615 2002-02-17 Roland McGrath <roland@frob.com>
3617 * config.gcc (powerpc-*-gnu-gnualtivec*,
3618 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
3619 * config/rs6000/gnu.h: New file.
3620 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
3621 Grok "gnu" in rs6000_abi_name.
3622 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
3623 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
3624 Grok -mcall-gnu analogous to -mcall-linux et al.
3625 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
3626 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
3627 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
3629 2002-02-17 Jakub Jelinek <jakub@redhat.com>
3631 PR c/3444:
3632 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
3633 shortening.
3635 2002-02-17 Philipp Thomas <pthomas@suse.de>
3637 * config/cris/cris.h: Undefine STARTFILE_SPEC and
3638 ENDFILE_SPEC before (re)defining them.
3640 2002-02-17 Kazu Hirata <kazu@hxi.com>
3642 * config/h8300/h8300.c: Fix formatting.
3643 * config/h8300/h8300.h: Likewise.
3645 2002-02-17 Philipp Thomas <pthomas@suse.de>
3647 * doc/tm.texi: Explain why empty strings should not be
3648 marked for translation.
3650 2002-02-17 Philipp Thomas <pthomas@suse.de>
3652 * final.c (output_operand_lossage): Changed to accept
3653 printf style arguments. Change calls where necessary.
3654 * output.h (output_operand_lossage): Change declaration
3655 accordingly. Update copyright.
3656 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
3657 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
3658 Update copyright date where necessary.
3660 * config/i386/i386.c (print_operand): Likewise. Remove use of
3661 sprintf.
3663 * config/cris/cris.c (cris_operand_lossage): Likewise.
3664 Rename parameter so that exgettext recognizes it as
3665 translatable message.
3666 (LOSE_AND_RETURN): Rename parameter to msgid.
3668 2002-02-17 Kazu Hirata <kazu@hxi.com>
3670 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
3671 hard coded register number with an appropriate macro.
3672 (HARD_REGNO_MODE_OK): Likewise.
3673 (ARG_POINTER_REGNUM): Likewise.
3674 (STATIC_CHAIN_REGNUM): Likewise.
3675 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3676 * config/h8300/h8300.md (define_constants): Define more
3677 register numbers.
3679 2002-02-17 Philipp Thomas <pthomas@suse.de>
3681 * config/i386/i386.h: Don't mark empty strings for translation.
3683 2002-02-16 H.J. Lu <hjl@gnu.org>
3685 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3687 2002-02-16 Zack Weinberg <zack@codesourcery.com>
3689 * cppinit.c (merge_include_chains): Check for brack being
3690 NULL before attempting to merge it with qtail.
3692 2002-02-16 Andrew Cagney <ac131313@redhat.com>
3694 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
3695 DBX_DEBUG.
3697 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3699 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
3701 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3703 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
3704 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
3705 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
3707 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3709 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
3710 now only if !TARGET_FIX.
3711 (*movsi_nt_vms_fix): New pattern.
3713 2002-02-16 Douglas B Rupp <rupp@gnat.com>
3715 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
3716 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
3717 (alpha_sa_mask, alpha_sa_size): Reflect above change.
3718 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
3719 (alpha_start_function, alpha_expand_epilogue): Likewise.
3720 (unicosmk_gen_dsib): Likewise.
3722 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3724 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
3726 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
3728 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
3729 check_and_change_labels, s390_final_chunkify): Delete.
3730 (s390_split_branches, s390_chunkify_pool): New functions.
3731 (s390_function_prologue): Call them.
3733 * config/s390/s390.h (S390_REL_MAX): Delete.
3734 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
3736 * config/s390/s390.md (cjump, icjump, jump): Fix length
3737 attribute calculation.
3740 2002-02-15 David Edelsohn <edelsohn@gnu.org>
3742 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
3743 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
3745 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
3747 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
3748 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
3749 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
3751 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3753 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
3755 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3757 * reload.c (find_dummy_reload): Check that an output register
3758 is valid for its mode.
3760 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
3762 * combine.c (known_cond): After replacing the REG of a SUBREG, try
3763 to simplify it.
3765 * function.c (assign_parms): Demote promoted argument passed by
3766 transparent reference.
3768 2001-02-14 Joel Sherrill <joel@OARcorp.com>
3770 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
3771 -Acpu() and -Amachine() to eliminate warnings.
3773 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3775 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
3777 2002-02-14 Kazu Hirata <kazu@hxi.com>
3779 * config/h8300/h8300-protos.h: Update the prototype for
3780 const_costs.
3781 * config/h8300/h8300.c (const_costs): Treat SET as a little
3782 more expensive operation.
3783 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
3784 reference to const_costs.
3786 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
3788 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
3790 2002-02-14 Jakub Jelinek <jakub@redhat.com>
3792 PR c/5503:
3793 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
3794 use arguments from newtype.
3796 2002-02-13 Eric Christopher <echristo@redhat.com>
3798 * config/mips/mips.c (override_options): Add check for march/mipsX
3799 on the same command line. Fix error message in cpu processing.
3800 Remove architecture and ISA checks.
3802 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3804 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
3806 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
3808 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3810 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
3811 alternatives.
3812 ("*movv8hi_internal1"): Same.
3813 ("*movv16qi_internal1"): Same.
3814 ("*movv4sf_internal1"): Same.
3816 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
3817 not push_reload for altivec modes.
3819 2002-02-13 Joel Sherrill <joel@OARcorp.com>
3821 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
3822 all RTEMS targets including removal of #includes from config/*/rtems*.h
3823 file and adding them to tm_file setting. Added xm_defines=POSIX to
3824 many targets.
3825 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
3826 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
3827 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
3828 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
3829 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
3830 config/m68k/rtemself.h: Ditto.
3831 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
3832 config/mips/rtems64.h: Ditto.
3833 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
3834 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
3835 Ditto.
3836 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
3837 config/sparc/rtemself.h: Ditto.
3838 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
3839 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
3840 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
3841 more like arm-elf.
3842 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
3843 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
3844 target made more similar to i386-elf.
3845 * config/i386/t-rtems-i386: Added soft float support and multilibs.
3846 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
3847 be similar to config/m68k/t-m68kelf.
3848 * gthr-rtems.h: Encapsulate with extern "C" for C++.
3850 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
3852 * regmove.c (kill_value): Handle subregs.
3854 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
3856 * i386.md (mul patterns): Allow memory operand to be first;
3857 add expanders where needed; fix constraints.
3858 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
3859 Allow memory operand to be the first.
3861 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
3862 operands.
3864 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3866 PR c/5681:
3867 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
3868 GET_MODE (x).
3870 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3872 PR optimization/5547:
3873 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
3874 all valid IA-32 address modes involving non-scaled %ebx and
3875 GOT/GOTOFF as displacement.
3877 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
3879 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
3880 after emitting ltorg insns.
3882 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
3883 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
3884 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
3885 *abssf2): Fix "op_type" attribute.
3887 2002-02-13 Douglas B Rupp <rupp@gnat.com>
3889 * mkconfig.sh: Avoid using a subshell redirect.
3890 ($output.T): Change to $(output)T.
3891 (ENABLE_NLS): Remove unneeded undef.
3893 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
3894 * config/alpha/x-vms (libsubdir): Define.
3896 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
3897 register frame procedures. Optimize retrieving context.
3899 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
3900 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
3901 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
3903 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3905 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
3906 Make same change as for find_base_value.
3908 2002-02-13 Kazu Hirata <kazu@hxi.com>
3910 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
3911 of QImode and SImode.
3913 2002-02-13 Kazu Hirata <kazu@hxi.com>
3915 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
3916 length computation of movsi.
3917 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
3919 2002-02-13 Kazu Hirata <kazu@hxi.com>
3921 * config/h8300/h8300.md (subqi3): Tighten the predicate for
3922 operands[2] to register_operand.
3924 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
3926 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
3928 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
3930 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
3931 for altivec_lvx* and altivec_stvx*.
3932 ("*movv4si_internal"): Add constraint for loading from GPRs.
3933 ("*movv8hi_internal1"): Same.
3934 ("*movv16qi_internal1"): Same.
3935 ("*movv4sf_internal1"): Same.
3937 * config/rs6000/rs6000.c (altivec_register_operand): New.
3939 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
3940 altivec_register_operand.
3942 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
3944 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
3945 handle SYMBOL_REF.
3947 2002-02-13 Stan Shebs <shebs@apple.com>
3949 * c-typeck.c (digest_init): Handle vectors.
3950 (really_start_incremental_init): Same.
3951 (pop_init_level): Same.
3952 (process_init_element): Same.
3954 * varasm.c (output_constant): Same.
3956 * expr.c (clear_storage): Same.
3957 (store_constructor): Same.
3959 2002-02-12 Eric Christopher <echristo@redhat.com>
3961 * explow.c (hard_function_value): Add comment explaining
3962 signed/unsigned comparison.
3964 2002-02-12 Jakub Jelinek <jakub@redhat.com>
3966 * jump.c (never_reached_warning): Add finish argument.
3967 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
3968 real insn after end.
3969 * rtl.h (never_reached_warning): Adjust prototype.
3970 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
3971 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
3972 never_reached_warning.
3974 2002-02-12 Graham Stott <grahams@redhat.com>
3976 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
3978 2002-02-12 Kazu Hirata <kazu@hxi.com>
3980 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
3981 logical shifts on H8/300.
3982 (shift_alg_si): Improve several shifts on H8/300.
3983 (get_shift_alg): Likewise.
3985 2002-02-12 Graham Stott <grahams@redhat.com>
3987 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
3989 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3991 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
3992 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
3994 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
3996 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
3997 non-CONST_INT through default_assemble_integer.
3998 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
3999 <case 8>: Abort for CONST_DOUBLE.
4001 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
4003 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
4004 is specified.
4005 * config/pa/pa-linux.h (LIB_SPEC): Delete.
4006 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
4008 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
4010 * config/stormy16/stormy16.md (zero_extendqihi2): New.
4012 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
4014 * regrename.c (regrename_optimize): Don't accept a
4015 part-clobbered register if the replaced register is not part
4016 clobbered.
4018 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
4019 take padding into account when computing the argument value.
4021 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
4023 * combine.c (try_combine): Apply substitutions in
4024 CALL_INSN_FUNCTION_USAGE too.
4026 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
4028 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
4029 __builtin_altivec_abs*.
4030 (bdesc_abs): New.
4032 * config/rs6000/rs6000.h (rs6000_builtins): Add
4033 ALTIVEC_BUILTIN_ABS*.
4035 * config/rs6000/altivec.h: Use const char for builtins expecting
4036 literals.
4037 (vec_abs): New versions for C and C++.
4038 (vec_abss): Same.
4040 2002-02-10 Kazu Hirata <kazu@hxi.com>
4042 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
4043 using Pmode.
4045 2002-02-10 Kazu Hirata <kazu@hxi.com>
4047 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
4048 constant definition from h8300.md.
4049 (FRAME_POINTER_REGNUM): Likewise.
4050 * config/h8300/h8300.md (define_constants): Add FP_REG.
4052 2002-02-10 Kazu Hirata <kazu@hxi.com>
4054 * config/h8300/h8300.c (print_operand): Remove redundant code.
4056 2002-02-10 Kazu Hirata <kazu@hxi.com>
4058 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
4059 * config/h8300/h8300.c (byte_reg): Make it static.
4061 2002-02-10 Richard Henderson <rth@redhat.com>
4063 PR c/5623
4064 * c-typeck.c (incomplete_type_error): Handle flexible array members.
4066 2002-02-10 Richard Henderson <rth@redhat.com>
4068 PR c++/5624
4069 * tree.c (append_random_chars): Don't abort if main_input_filename
4070 does not exist.
4072 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
4074 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
4076 2002-02-10 Kazu Hirata <kazu@hxi.com>
4078 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
4079 (pushhi1): Likewise.
4081 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
4083 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
4084 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
4086 2002-02-09 David O'Brien <obrien@FreeBSD.org>
4088 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
4089 remove MASK_VIS.
4090 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
4092 2002-02-09 Kazu Hirata <kazu@hxi.com>
4094 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
4095 a half of an SImode register on H8/300.
4097 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
4099 * i386.md (movdi_2): Add missing '!'.
4101 2002-02-09 Kazu Hirata <kazu@hxi.com>
4103 * config/h8300/h8300.h: Fix formatting. Remove commented-out
4104 definitions.
4106 2002-02-09 Kazu Hirata <kazu@hxi.com>
4108 * config/h8300/h8300.md (length): Correct the distance valid
4109 for the short branch.
4111 2002-02-09 Kazu Hirata <kazu@hxi.com>
4113 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
4115 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
4117 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
4118 registers in SImode.
4119 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
4120 part-clobbered.
4122 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
4123 patch.
4125 Contribute sh64-elf.
4126 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
4127 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
4128 (sh_cannot_modify_jumps_p): New function.
4129 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
4130 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
4131 (sh_ms_bitfield_layout_p): New function.
4132 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
4133 Zack Weinberg <zack@codesourcery.com>
4134 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
4135 expand_simple_binop instead of expand_binop.
4136 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
4137 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
4138 use of .quad and .uaquad.
4139 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
4140 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
4141 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4142 * config/sh/sh.md (movdi_const, movdi_const_32bit,
4143 movdi_const_16bit): Make sure all CONSTs have modes.
4144 (sym2PIC): Ditto, but by adjusting all callers.
4145 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
4146 if the prologue calls the SHmedia argument decoder or register
4147 saver.
4148 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4149 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
4150 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
4151 (sh_expand_epilogue): Don't emit USE of return target register.
4152 (prepare_move_operands): Legitimize DImode PIC addresses.
4153 (sh_media_register_for_return): Skip tr0, used to initialize the
4154 PIC register.
4155 (sh_expand_prologue): Remove explicit USE of return register.
4156 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
4157 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
4158 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
4159 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
4160 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
4161 EXTRA_CONSTRAINT_T.
4162 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
4163 (MOVI_SHORI_BASE_OPERAND_P): New.
4164 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
4165 (EXTRA_CONSTRAINT_T): Define in terms of them.
4166 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
4167 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
4168 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
4169 alternatives supporting TARGET_REGS.
4170 (UNSPEC_GOTPLT): New constant.
4171 (movdi split): Move incrementing of LABEL_NUSES...
4172 (movdi_const, movdi_const_32bit): Here. Use
4173 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
4174 (movdi_const_16bit): New.
4175 (call, call_value) [flag_pic]: Use GOTPLT.
4176 (call_pop, call_value_pop): New expands.
4177 (call_pop_compact, call_pop_rettramp): New insns.
4178 (call_value_pop_compact, call_value_pop_rettramp): New insns.
4179 (sibcall) [flag_pic]: Use GOT.
4180 (builtint_setjmp_receiver): Remove bogus, unused expand.
4181 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
4182 (*pt, *ptb, ptrel): New insns.
4183 (sym2GOT): Handle DImode GOT.
4184 (sym2GOTPLT, symGOTPLT2reg): New expands.
4185 (sym2PIC): New expand.
4186 (shcompact_return_tramp): Use GOTPLT to return trampoline.
4187 (shcompact_return_tramp_i): Use return register explicitly.
4188 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
4189 disable flag_reorder_blocks.
4190 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
4191 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
4192 clobbers, for clarity.
4193 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
4194 restoring of r0 in macl as MAYBE_DEAD.
4195 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
4196 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
4197 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
4198 alter_subreg all over.
4199 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
4200 reload, instead of emitting instructions that would require
4201 reloading.
4202 (casesi_load_media): Add missing modes.
4203 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
4204 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
4205 as used if the argument decoder is called.
4206 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4207 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
4208 Pmode, then extend it to DImode if necessary.
4209 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
4210 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
4211 constants in FPU-enabled SHmedia, let them be loaded from memory.
4212 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4213 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
4214 Adjust whitespace in assembly output templates.
4215 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
4216 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
4217 mode of if_then_else.
4218 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
4219 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
4220 sh.h.
4221 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
4222 Joern Rennecke <amylaar@redhat.com>
4223 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
4224 (SUBTARGET_CPP_PTR_SPEC): New.
4225 (SUBTARGET_CPP_SPEC): Remove.
4226 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
4227 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
4228 Fix typo in previous checkin.
4229 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
4230 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
4231 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
4232 Alexandre Oliva <aoliva@redhat.com>
4233 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
4234 what single FP register can hold for SHmedia target.
4235 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
4236 Alexandre Oliva <aoliva@redhat.com>
4237 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
4238 Do not split into SUBREG.
4239 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
4240 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
4241 and added new functions as specified in SH5 ABI r9.
4242 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
4243 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
4244 8-byte boundary.
4245 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
4246 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
4247 gen_consttable_4 and gen_consttable_8. Emit multiple labels
4248 and consttable_window_ends.
4249 2001-06-03 Graham Stott <grahams@redhat,com>
4250 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
4251 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
4252 * config/sh/sh.c (print_operand): Handle floating-point pair,
4253 vector and matrix registers.
4254 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
4255 vector modes into account.
4256 * config/sh/sh.md (movv2sf): Split move between registers into
4257 movdf.
4258 (movv4sf, movv16sf): Introduce insns that get split only after
4259 reload.
4260 * config/sh/shmedia.h: Fix Copyright dates.
4261 * config/sh/ushmedia.h: Likewise. Move loop counter
4262 declarations into conditionals that uses them.
4263 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
4264 loop boundary.
4265 * config/sh/sshmedia.h: Fix Copyright dates.
4266 (sh_media_PUTCFG): Fix constraints.
4267 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
4268 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
4269 ptrmemfunc_vbit_in_delta for SH5.
4270 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
4271 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
4272 * invoke.texi: Likewise.
4273 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4274 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
4275 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
4276 GCC_pop_shmedia_regs_nofpu): New global symbols.
4277 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
4278 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
4279 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
4280 compact function with nonlocal labels.
4281 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
4282 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
4283 (initial_elimination_offset): Account for their stack space.
4284 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
4285 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
4286 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
4287 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
4288 least one of the operands to be a register.
4289 (movv2sf): Likewise. Renamed to movv2sf_i.
4290 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
4291 prepare_move_operands() before emitting SHmedia insns.
4292 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4293 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
4294 Don't save nor initialize r12. Don't mis-align the stack.
4295 Pad the code with a nop.
4296 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
4297 stack.
4298 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
4299 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
4300 [__SHMEDIA__]: Implement.
4301 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
4302 * config/sh/sh.md: Set latency of `pt' closer to reality.
4303 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
4304 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
4305 Set move, load and store type attributes.
4306 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
4307 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
4308 profiling.
4309 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
4310 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
4311 * config/sh/sh.c (sh_media_register_for_return): New function.
4312 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
4313 branch-target register.
4314 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
4315 * config/sh/sh.md (return_media_i): Use any call-clobbered
4316 branch-target register.
4317 (return_media): If r18 wasn't copied in the prologue, copy it
4318 here.
4319 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
4320 Clear class FP0_REGS.
4321 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
4322 from elf.h.
4323 2001-03-08 DJ Delorie <dj@redhat.com>
4324 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
4325 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
4326 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
4327 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
4328 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
4329 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
4330 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
4331 return value correctly for call_cookie.
4332 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
4333 * config/sh/crt1.asm (start): Modified so as to call
4334 ___setup_argv_and_call_main.
4335 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
4336 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
4337 SHmedia mode.
4338 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
4339 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
4340 (STRIP_NAME_ENCODING): Use it.
4341 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
4342 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4343 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
4344 prepare_scc_operands().
4345 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
4346 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
4347 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
4348 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
4349 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4350 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
4351 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
4352 used in shcompact_incoming_args.
4353 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
4354 change.
4355 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
4356 mode.
4357 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
4358 Adjust accordingly.
4359 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
4360 Simplify. Adjust. Add sanity check.
4361 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
4362 FPU_SINGLE_BIT.
4363 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
4364 TARGET_SHCOMPACT.
4365 (udivsi3, divsi3): Use them.
4366 (force_mode_for_call): New insn.
4367 (call, call_value, sibcall_value): Emit it before SHcompact
4368 calls.
4369 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4370 * config/sh/sh.md (call, call_value, sibcall): Make sure the
4371 call cookie is non-NULL before taking its value.
4372 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
4373 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
4374 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4375 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
4376 block.
4377 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
4378 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
4379 temporary for stack adjusts. Use MACL and MACH to pass
4380 arguments to shcompact_incoming_args.
4381 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
4382 clobber r1.
4383 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
4384 (nested_trampoline): Load static chain address into r1.
4385 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
4386 2001-01-07 Alexandre Oliva <aoliva@redhat.com
4387 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
4388 fp_arith_reg_operand().
4389 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
4390 * config/sh/sh.md (casesi): Sign-extend the first two operands,
4391 and use signed compares for them.
4392 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
4393 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
4394 ones properly aligned.
4395 (find_barrier): Account for extra alignment needed for 8-byte wide
4396 constants.
4397 (machine_dependent_reorg): Require a label for the second 4-byte
4398 constant after an 8-byte one.
4399 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
4400 change.
4401 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
4402 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
4403 last_float when switching float modes.
4404 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
4405 auto-increment for general-purpose registers.
4406 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
4407 result.
4408 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
4409 for stack adjust.
4410 * config/sh/sh.c (sh_builtin_saveregs): Support using all
4411 registers for varargs.
4412 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
4413 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
4414 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
4415 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
4416 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
4417 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
4418 call_cookie accordingly.
4419 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
4420 (SHCOMPACT_BYREF): Likewise.
4421 (SHCOMPACT_FORCE_ON_STACK): New macro.
4422 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
4423 (sh_builtin_saveregs): Likewise.
4424 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4425 shcompact_incoming_args): Use new shift values. Support
4426 sequences of consecutive and non-consecutive pushes/pops.
4427 * config/sh/sh.md (return): Don't explicitly use PR_REG.
4428 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
4429 * config/sh/sh.h (TEXT_SECTION): Define.
4430 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
4431 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
4432 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
4433 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
4434 return values on FPU-enabled SHmedia.
4435 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
4436 FPU-enabled SHmedia.
4437 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
4438 value is returned in a non-FP reg and is not returned by
4439 reference.
4440 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
4441 jump_ind.
4442 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
4443 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
4444 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
4445 quad-aligned to be passed by callee-copy reference.
4446 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
4447 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
4448 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
4449 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
4450 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
4451 copying low-numbered FP regs to r7 and r8.
4452 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
4453 FP regs to general-purpose regs only if the copy was passed on the
4454 stack.
4455 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
4456 copying FP reg to r9.
4457 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
4458 copy FP regs to general-purpose regs only in outgoing calls.
4459 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
4460 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
4461 HOST_WIDE_INT.
4462 * config/sh/sh.h (struct sh_args): Document all fields.
4463 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
4464 passed partially on the stack should not consider making
4465 sibcalls.
4466 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
4467 stack_regs only for incoming calls. When passing FP args,
4468 make sure there are FP regs available before modifying
4469 call_cookie.
4470 (SHCOMPACT_BYREF): Pass double args in general-purpose
4471 registers by reference.
4472 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
4473 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
4474 attempt to generate sibcalls if the caller got any arguments
4475 by reference.
4476 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
4477 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
4478 to 8-byte boundaries.
4479 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
4480 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
4481 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
4482 stored in the stack.
4483 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
4484 for the offsets to have the ISA bit set.
4485 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
4486 invocation. Use beq instead of bgt to mark end of sequence of
4487 loads.
4488 (shcompact_incoming_args): Fix store of r2. Use beq instead of
4489 bgt to mark end of sequence of stores.
4490 * config/sh/sh.c (arith_operand): Don't check whether
4491 CONST_OK_FOR_J for now.
4492 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
4493 instead of long for conversion.
4494 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
4495 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
4496 before passing it to fprintf.
4497 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
4498 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
4499 Call set_fpscr before reading/writing SR.
4500 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
4501 Call set_fpscr.
4502 * config/sh/lib1funcs.asm: Add `.align 2' directives before
4503 SHmedia code.
4504 (FMOVD_WORKS): Define on SH5 with FPU.
4505 (set_fpscr): Define on SH5. Remove separate _fpscr_values
4506 setting.
4507 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
4508 _fpscr_values.
4509 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
4510 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
4511 address.
4512 (ia_main_table): Ditto.
4513 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
4514 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
4515 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
4516 the definitions from sh.h.
4517 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
4518 TARGET_SH5.
4519 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
4520 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
4521 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
4522 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
4523 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
4524 Increment LABEL_NUSES.
4526 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
4527 TARGET_SH5.
4528 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
4529 defined.
4530 * config/sh/elf.h (SIZE_TYPE): Likewise.
4531 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
4532 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4533 shcompact_incoming_args): Load switch table addresses using
4534 datalabel.
4535 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
4536 (NO_BUILTIN_SIZE_TYPE): Define.
4537 (SIZE_TYPE): Don't define.
4538 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
4539 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
4540 definition of __SH5__=32 for -m5-compact-nofpu.
4541 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
4542 ADDR_DIFF_VEC.
4543 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
4544 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
4545 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
4546 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
4547 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
4548 (INSN_LENGTH_ALIGNMENT): Likewise.
4549 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4550 * config/sh/sh.md (call, call_value, sibcall): Simplify
4551 copying of non-branch-target register.
4552 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4553 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
4554 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
4555 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4556 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
4557 floating-point values as structs.
4558 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
4559 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
4560 general-purpose register.
4561 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
4562 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
4563 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
4564 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
4565 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
4566 (ENCODE_SECTION_INFO): Enclose variables and constants in
4567 DATALABEL unspecs.
4568 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
4569 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
4570 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
4571 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
4572 only for LABEL_REFs. For SYMBOL_REFs, prepend
4573 SH_DATALABEL_ENCODING to the symbol name.
4574 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
4575 convert_mode().
4576 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
4577 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
4578 UNSPEC_DATALABEL.
4579 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
4580 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
4581 (DATALABEL_REF_P): Don't require CONST.
4582 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
4583 REL label.
4584 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
4585 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
4586 right.
4587 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
4588 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
4589 Use shallow_copy_rtx and PUT_MODE to change the mode of
4590 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
4591 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
4592 on SHmedia using GENERAL_REGs.
4593 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
4594 bltu_media_i): Fix reversion of conditions.
4595 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
4596 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
4597 * config/sh/sh.c (output_far_jump): Save r13 in macl.
4598 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
4599 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
4600 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
4601 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
4602 (GCC_nested_trampoline): Likewise.
4603 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
4604 * config/sh/sh.c (gen_datalabel_ref): Define.
4605 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
4606 (INITIALIZE_TRAMPOLINE): Likewise.
4607 (TRAMPOLINE_ADJUST_ADDRESS): Define.
4608 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
4609 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
4610 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
4611 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
4612 (ic_invalidate): Adjust for SH5.
4613 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
4614 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
4615 _nested_trampoline.
4616 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
4617 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
4618 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
4619 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
4620 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
4621 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
4622 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
4623 * config/sh/sh.c (target_reg_operand): Match only target-branch
4624 registers and pseudos that aren't virtual registers.
4625 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
4626 Copy operands that don't match target_reg_operand to pseudos.
4627 (call_media, call_value_media, sibcall_media): Use
4628 target_reg_operand instead of target_operand.
4629 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
4630 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
4631 * config/sh/sh.c (target_reg_operand): Match hardware registers
4632 other than branch-target registers.
4633 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
4634 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
4635 (fpscr_values) [SH5 == 32]: Define.
4636 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
4637 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
4638 Handle function addresses coming in SUBREGs.
4639 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
4640 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4641 shcompact_return_trampoline): Use datalabel where appropriate.
4642 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
4643 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
4644 general-purpose register to copy one branch-target register to
4645 another.
4646 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
4647 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
4648 SYMBOL_REFs with VOIDmode.
4649 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
4650 bltu_media_i): New insns.
4651 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
4652 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
4653 (INIT_CUMULATIVE_ARGS): Likewise.
4654 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
4655 * machmode.def (V16SFmode): New mode.
4656 * c-common.c (type_for_mode): Support V2SF and V16SF.
4657 * tree.c (build_common_tree_nodes_2): Likewise.
4658 * tree.h (tree_index): Likewise.
4659 * calls.c (emit_call_1): Take args_so_far. Adjust all
4660 callers. Introduce CALL_POPS_ARGS.
4661 * tm.texi (CALL_POPS_ARGS): Document.
4662 * config/sh/crt1.asm: Implement in SHmedia mode.
4663 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
4664 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
4665 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
4666 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
4667 Implement divsi and udivsi in SHmedia mode. Introduce
4668 SHcompact trampolines.
4669 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
4670 only in SHmedia64.
4671 (regno_reg_class): Rewrite.
4672 (fp_reg_names): Remove.
4673 (sh_register_names, sh_additional_register_names): New.
4674 (print_operand): Added `u'. Support SUBREGs in addresses.
4675 Add parentheses around shifted CONSTs.
4676 (output_file_start): Output .mode and .abi directives.
4677 (shiftcosts, addsubcosts, multcosts): Adjust.
4678 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
4679 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
4680 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
4681 bytes, not registers. Take into account the need for the
4682 SHcompact incoming args trampoline. Adjust all callers.
4683 (sh_expand_prologue): Take stack_regs into account. Call
4684 incoming args trampoline. Keep stack aligned as per SH5 ABI.
4685 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
4686 stack aligned as per SH5 ABI.
4687 (sh_builtin_saveregs): Support SH5 ABI.
4688 (sh_build_va_list, sh_va_start): Likewise.
4689 (initial_elimination_offset): Take alignment into account.
4690 Compute location of PR according to the SH5 stack frame.
4691 (arith_reg_operand): Reject branch-target registers.
4692 (shmedia_6bit_operand): New.
4693 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
4694 (target_reg_operand): Match DImode only. Accept SUBREGs.
4695 (target_operand): New.
4696 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
4697 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
4698 SIBCALL_REGS for SHmedia.
4699 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
4700 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
4701 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
4702 (TARGET_SWITCHES): New SH5 flags.
4703 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
4704 VALID_REGISTER_P to disable unsupported registers.
4705 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
4706 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
4707 (FUNCTION_ARG_PADDING): Define.
4708 (FASTEST_ALIGNMENT): Adjust.
4709 (SH_REGISTER_NAMES_INITIALIZER): New.
4710 (sh_register_names): Declare.
4711 (DEBUG_REGISTER_NAMES): Define.
4712 (REGISTER_NAMES): Define based on sh_register_names.
4713 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
4714 (sh_additional_register_names): Declare.
4715 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
4716 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
4717 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
4718 (REGISTER_NATURAL_MODE): Define.
4719 (FIRST_PSEUDO_REGISTER): Adjust.
4720 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
4721 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
4722 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
4723 (VECTOR_MODE_SUPPORTED_P): Define.
4724 (REG_CLASS_CONTENTS): Adjust.
4725 (SMALL_REGISTER_CLASSES): Adjust.
4726 (REG_ALLOC_ORDER): Adjust.
4727 (INDEX_REG_CLASS): Adjust.
4728 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
4729 (CONST_OK_FOR_LETTER_P): Adjust.
4730 (PREFERRED_RELOAD_CLASS): Adjust.
4731 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
4732 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
4733 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
4734 (FIRST_FP_PARM_REG): Adjust.
4735 (CALL_POPS_ARGS): Define.
4736 (FUNCTION_ARG_REGNO_P): Adjust.
4737 (struct sh_args): New fields.
4738 (GET_SH_ARG_CLASS): Adjust.
4739 (INIT_CUMULATIVE_ARGS): Adjust.
4740 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
4741 (FUNCTION_ARG_ADVANCE): Adjust.
4742 (FUNCTION_ARG): Adjust.
4743 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
4744 (FUNCTION_ARG_CALLEE_COPIES): Define.
4745 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
4746 (STRICT_ARGUMENT_NAMING): Define.
4747 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
4748 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
4749 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
4750 (SETUP_INCOMING_VARARGS): Adjust.
4751 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
4752 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
4753 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
4754 (SUBREG_OK_FOR_INDEX_P): Adjust.
4755 (EXTRA_CONSTRAINT_S): Update.
4756 (EXTRA_CONSTRAINT_T): New.
4757 (EXTRA_CONSTRAINT): Adjust.
4758 (GO_IF_LEGITIMATE_INDEX): Adjust.
4759 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
4760 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
4761 (MOVE_MAX): Adjust.
4762 (MAX_MOVE_MAX): Define.
4763 (Pmode): Adjust.
4764 (CONST_COSTS): Adjust.
4765 (REGISTER_MOVE_COST): Adjust.
4766 (BRANCH_COST): Adjust.
4767 (TEXT_SECTION_ASM_OP): Adjust.
4768 (DBX_REGISTER_NUMBER): Adjust.
4769 (ASM_OUTPUT_DOUBLE_INT): New.
4770 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
4771 (PREDICATE_CODES): Adjust.
4772 (PROMOTE_MODE): Adjust.
4773 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
4774 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
4775 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
4776 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
4777 (DR0_REG, DR2_REG, DR4_REG): Renumber.
4778 (TR0_REG, TR1_REG, TR2_REG): New.
4779 (XD0_REG): Renumber.
4780 (UNSPEC_COMPACT_ARGS): New.
4781 (type): Added pt and ptabs.
4782 (length): Default to 4 on SHmedia. Default pt length to 12
4783 and 20 on SHmedia32 and SHmedia64, respectively.
4784 (pt): New function unit.
4785 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
4786 Add whitespace between operands of SHmedia instructions.
4787 (movdicc): Fix.
4788 (adddi3_media, addsi3_media): Adjust constraints.
4789 (subsi3) [SHmedia]: Force operand 1 into a register.
4790 (udivsi3_i1_media, udivsi3_i4_media): New.
4791 (udivsi3): Support SHmedia.
4792 (divsi3_i1_media, divsi3_i4_media): New.
4793 (divsi3): Support SHmedia.
4794 (anddi3, iordi3, xordi3): Adjust constraints.
4795 (zero_extendhidi2, zero_extendqidi2): New.
4796 (extendsidi2, extendhidi2, extendqidi2): New.
4797 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
4798 (pop_e, pop_fpul, pop_4): Likewise.
4799 (movsi_media): Support FP and BT registers.
4800 (movsi_media_nofpu): New. Adjust splits to DImode.
4801 (lduw, ldub): Renamed to zero_extend* above.
4802 (movqi_media): Fix typo.
4803 (movdi_media): Support FP and BT registers.
4804 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
4805 (movdi_const_32bit): New.
4806 (shori_media): Require immediate operand. Use `u' for output.
4807 (movdf_media, movsf_media): Simplified.
4808 (movdf_media_nofpu, movsf_media_nofpu): New.
4809 (movdf, movsf): Adjust
4810 (movv2sf, movv2sf, movv16sf): New.
4811 (beq_media, beq_media_i): Adjust constraints. Don't use
4812 scratch BT register.
4813 (bne_media, bne_media_i): Likewise.
4814 (bgt_media, bgt_media_i): Likewise.
4815 (bge_media, bge_media_i): Likewise.
4816 (bgtu_media, bgtu_media_i): Likewise.
4817 (bgeu_media, bgeu_media_i): Likewise.
4818 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
4819 bunordered): Emit jump insn. Force operands to registers when
4820 needed.
4821 (jump_media, jump): Simplify.
4822 (call_compact, call_compact_rettramp): New.
4823 (call_value_compact, call_value_compact_rettramp): New.
4824 (call_media, call_value_media): Simplify.
4825 (sibcall_compact, sibcall_media): New.
4826 (call, call_value): Adjust for SHmedia and SHcompact.
4827 (sibcall, sibcall_value, untyped_call): Likewise.
4828 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
4829 (indirect_jump): Adjust for SHmedia.
4830 (casesi_jump_media): New.
4831 (nop): Re-enable for SHmedia.
4832 (call_site): Restrict to SH1.
4833 (casesi): Adjust for SHmedia.
4834 (casesi_shift_media, casesi_load_media): New.
4835 (return): Explicitly use PR register. Call return trampoline
4836 on SHcompact.
4837 (return_i): Explicitly use PR register.
4838 (shcompact_return_tramp, shcompact_return_tramp_i): New.
4839 (return_media): Adjust.
4840 (shcompact_incoming_args): New.
4841 (epilogue): Adjust.
4842 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4843 (movstrsi): Disable on SH5.
4844 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
4845 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
4846 (subsf3, subsf3_media): Likewise.
4847 (mulsf3, mulsf3_media, mac_media): Likewise.
4848 (divsf3, divsf3_media): Likewise.
4849 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
4850 (floatsisf2, fux_truncsfsi2): Likewise.
4851 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
4852 constraints.
4853 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
4854 (cmpunsf_media, cmpsf): Likewise.
4855 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
4856 (abssf2, abssf2_media): Likewise.
4857 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
4858 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
4859 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
4860 (floatsidf2, fix_truncdfsi2): Likewise.
4861 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
4862 constraints.
4863 (cmpeqdf_media, cmpgtdf_media): Likewise.
4864 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
4865 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
4866 (absdf2, absdf2_media): Likewise.
4867 (extendsfdf2, extendsfdf2_media): Likewise.
4868 (truncsfdf2, truncsfdf2_media): Likewise.
4869 * config/sh/sh64.h: New file.
4870 * config/sh/t-sh64: New file.
4871 * config/sh/shmedia.h: New file.
4872 * config/sh/ushmedia.h: New file.
4873 * config/sh/sshmedia.h: New file.
4874 * configure.in: Added sh64-*-elf.
4875 * configure: Rebuilt.
4876 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
4877 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
4878 (reg_class_from_letter): Use `b' for TARGET_REGS.
4879 (print_operand): Support `%M', `%m', `AND' and
4880 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
4881 (andcosts): Adjust for SHmedia.
4882 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
4883 Likewise.
4884 (target_reg_operand): New function.
4885 * config/sh/sh-protos.h (target_reg_operand): Declare.
4886 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
4887 FP registers on SH5.
4888 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
4889 on SH4.
4890 (TARGET_REGISTER_P): New macro.
4891 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
4892 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
4893 (EXTRA_CONSTRAINT_S): New macro.
4894 (EXTRA_CONSTRAINT): Adjust.
4895 (FLOAT_TYPE_SIZE): Define to 32.
4896 (Pmode): DImode on SHmedia.
4897 (CONST_COSTS): Adjust for SHmedia literals.
4898 (PREDICATE_CODES): Added target_reg_operand.
4899 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
4900 * config/sh/sh.md: Remove all attrs from SHmedia insns.
4901 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
4902 (cmpdi): Accept SHmedia.
4903 (movdicc_false, movdicc_true): New insns.
4904 (movdicc): New expand.
4905 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
4906 no_new_pseudos.
4907 (addsi3_media): Match `S' constraint.
4908 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
4909 (negdi2): Expand for SHmedia.
4910 (one_cmpldi2): New expand.
4911 (zero_extendsidi2): Change from expand to insn.
4912 (extendsidi2): Add constraints.
4913 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
4914 LD/ST address. Fix SI immediate loading split.
4915 (movhi_media, movqi_media, lduw, ldub): New insns.
4916 (movhi, movqi): Accept SHmedia.
4917 (shori_media, movdi_media): Relax input constraints. Split
4918 symbolic constants.
4919 (movdf_media, movsf_media): New insn. New split to movdi.
4920 (movdf, movsf): Match on SHmedia.
4921 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
4922 bgeu_media): New insns and splits. New insns with `_i' suffix.
4923 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
4924 (bunordered): New expand.
4925 (jump_compact): Renamed from `jump'.
4926 (jump_media): New insn.
4927 (jump): New expand.
4928 (call_media, call_value_media): New insns.
4929 (call, call_value): Adjust.
4930 (indirect_jump_compact): Renamed from `indirect_jump'.
4931 (indirect_jump_media): New insn.
4932 (indirect_jump): New expand.
4933 (untyped_call, return): Accept SHmedia.
4934 (return_media): New insn.
4935 (prologue, epilogue, blockage): Accept SHmedia.
4936 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4937 (sunordered): New expand.
4938 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
4939 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
4940 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
4941 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
4942 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
4943 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
4944 abssf2_media): New insns.
4945 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
4946 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
4947 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
4948 floatdidf2, floatsidf2_media, fix_truncdfdi2,
4949 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
4950 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
4951 absdf2_media): New insns.
4952 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
4953 (extendsfdf2_media, truncdfsf2_media): New insns.
4954 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
4955 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
4956 * config/sh/sh.h (CONST_OK_FOR_J): Document.
4957 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
4958 * config/sh/sh.md (adddi3): New expand.
4959 (adddi3_media, adddi3z_media): New insns.
4960 (adddi3_compact): Renamed from adddi3.
4961 (addsi3_media): Use add.l r63 to add constant zero.
4962 (subdi3): New expand.
4963 (subdi3_media): New insn.
4964 (subdi3_compact): Renamed from subdi3.
4965 (mulsidi3): New expand.
4966 (mulsidi3_media): New insn.
4967 (mulsidi3_compact): Renamed from mulsidi3.
4968 (umulsidi3): New expand.
4969 (umulsidi3_media): New insn.
4970 (umulsidi3_compact): Renamed from umulsidi3.
4971 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
4972 (ashlsi3, ashrsi3, lshrsi3): Use them.
4973 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
4974 (ashldi3, ashrdi3, lshrdi3): Use them.
4975 (zero_extendsidi2): New expand.
4976 (extendsidi2): New insn.
4977 (movsi_media): New insn. Split to movdi to load constants.
4978 (movsi): Enable for shmedia.
4979 (movdi_media): New insn. Use shori_media to load wide constants.
4980 (short_media): New insn.
4981 (movdi): Enable for shmedia.
4982 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
4983 * config/sh/sh.h (CPP_SPEC): Added `m5'.
4984 (SUBTARGET_CPP_SPEC): Added `!m5'.
4985 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
4986 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
4987 to all other SH variants.
4988 (TARGET_DEFAULT): Set to SH1_BIT.
4989 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
4990 (BITS_PER_WORD): Raise to 64 on shmedia.
4991 (MAX_BITS_PER_WORD): Change to 64.
4992 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
4993 (INT_TYPE_SIZE): Keep as 32.
4994 (UNITS_PER_WORD): Raise to 8 on shmedia.
4995 (MIN_UNITS_PER_WORD): Keep as 4.
4996 (POINTER_SIZE): Raise to 64 on shmedia.
4997 (CONST_OK_FOR_J): New macro.
4998 (CONST_OK_FOR_LETTER_P): Use it.
4999 (processor_type): Add PROCESSOR_SH5.
5000 * config/sh/sh.md: Conditionalize all expands, insns and
5001 splits to TARGET_SH1.
5002 (cpu): Added sh5.
5003 (addsi3_compact): Renamed from...
5004 (addsi3): Now an expand.
5005 (addsi3_media, subsi3_media): New insns.
5006 (subsi3): Don't negate constants with SHmedia.
5008 * hooks.c: New file.
5009 * hooks.h: New file.
5010 * Makefile.in (HOOKS_H): New.
5011 (TARGET_DEF_H): Added $(HOOKS_H).
5012 (OBJS): Added hooks.o.
5013 (cfgcleanup.o, bb-reorder.o): Added target.h.
5014 (hooks.o): Added dependencies.
5015 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
5016 (TARGET_INITIALIZER): this.
5017 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
5018 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
5019 * bb-reorder.c: Include target.h.
5020 (reorder_basic_blocks): Skip if cannot modify jumps.
5021 * cfgcleanup.c: Include target.h.
5022 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
5024 2002-02-08 Chris Demetriou <cgd@broadcom.com>
5026 * config/mips/mips.md (casesi_internal, casesi_internal_di):
5027 Protect jump delay slot instructions with .set noreorder and
5028 .set nomacro.
5030 2002-02-08 Chris Demetriou <cgd@broadcom.com>
5032 * config/mips/mips.md (casesi_internal_di): Calculate
5033 the index into the target offset table correctly.
5035 2002-02-08 Richard Henderson <rth@redhat.com>
5037 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
5038 * final.c (output_addr_const): Accept and discard SUBREG.
5039 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
5040 mark them unknown instead.
5041 (simplify_subtraction): Handle RTX_UNKNOWN.
5042 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
5044 2002-02-08 David Edelsohn <edelsohn@gnu.org>
5046 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
5048 2002-02-08 Richard Henderson <rth@redhat.com>
5050 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
5052 2002-02-08 Andreas Jaeger <aj@suse.de>
5054 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
5055 * config/i386/t-linux64: New file.
5057 2002-02-08 Jakub Jelinek <jakub@redhat.com>
5059 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
5060 * c-parse.in (compstmt): Clear last_expr_type.
5062 2002-02-07 Richard Henderson <rth@redhat.com>
5064 * loop.c (strength_reduce): Sink final_value when not
5065 eliminating a biv.
5067 2002-02-07 David O'Brien <obrien@FreeBSD.org>
5069 * config/sparc/freebsd.h: Fix mismatched spec {.
5071 2002-02-07 Richard Henderson <rth@redhat.com>
5073 * cfgrtl.c: Include recog.h and insn-config.h.
5074 (keep_with_call_p): Fix general_operand invocation.
5075 * Makefile.in (cfgrtl.o): Update dependencies.
5077 2002-02-07 Kazu Hirata <kazu@hxi.com>
5079 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
5080 comment. Accept HImode only if TARGET_H8300.
5082 2002-02-07 Eric Christopher <echristo@redhat.com>
5084 * config/mips/crtn.asm: Cleanup #ifdefs.
5086 2002-02-07 Eric Christopher <echristo@redhat.com>
5088 * config/mips/crti.asm: Add changes for mips16. mips16 uses
5089 register 7 as RA instead of $31.
5090 * config/mips/crtn.asm: Ditto.
5091 * config/mips/mips.c (mips_move_2words): Add case for
5092 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
5093 (compute_frame_size): Fix typo.
5094 (save_restore_insns): Ditto. Make documentation about using
5095 register $7 as return register more precise.
5096 (mips_expand_epilogue): Fix comment. Add code to work around not
5097 being able to add to the stack pointer directly.
5098 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
5099 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
5100 epilogue.
5102 2002-02-07 Tom Rix <trix@redhat.com>
5104 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
5105 immediates in ldu and stdu DS opcode field.
5106 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
5107 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
5108 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
5110 2002-02-07 Jeff Sturm <jsturm@one-point.com>
5112 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
5113 offset for stack bias.
5115 2002-02-07 H.J. Lu <hjl@gnu.org>
5117 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
5119 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
5121 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
5123 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
5125 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
5126 * i386.c (x86_order_regs_for_local_alloc): New global function.
5127 * i386.h (REG_ALLOC_ORDER): CLeanup.
5128 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
5130 2002-02-07 Richard Henderson <rth@redhat.com>
5132 PR optimization/2463
5133 * alias.c (find_base_value): Recall base values for fixed hard regs.
5134 * loop.c (loop_regs_update): Don't use single_set on non-insns.
5136 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
5138 * config/mips/mips.md (define_delay) [mips16]: Adjust required
5139 length.
5141 2002-02-06 Richard Henderson <rth@redhat.com>
5143 PR c/5609
5144 * stmt.c (resolve_operand_name_1): Take more care with mixed
5145 named and unnamed operands.
5147 2002-02-06 Janis Johnson <janis187@us.ibm.com>
5148 Jan Hubicka <jh@suse.cz>
5150 * loop.c (remove_constant_addition): Avoid clobbering a shared
5151 CONST expression.
5153 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
5155 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
5156 * config/s390/t-linux64: New file.
5157 * config/s390/libgcc-glibc.ver: New file.
5159 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
5161 * config/s390/linux64.h: Delete file.
5162 * config/s390/s390x.h: New file.
5163 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
5164 as target header file.
5165 * config/s390/linux.h (TARGET_VERSION): Define depending on
5166 DEFAULT_TARGET_64BIT.
5167 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
5168 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
5169 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
5170 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
5171 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
5172 (EXTRA_SPEC): New define.
5173 * config/s390/s390.h (TARGET_VERSION): Define depending on
5174 DEFAULT_TARGET_64BIT.
5175 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
5177 2002-02-06 Jason Merrill <jason@redhat.com>
5179 * c-decl.c (finish_function): Warn about a non-void function with
5180 no return statement and no abnormal exit.
5181 (current_function_returns_abnormally): New variable.
5182 (start_function): Clear it.
5183 (struct c_language_function): Add returns_abnormally.
5184 (push_c_function_context): Save it.
5185 (pop_c_function_context): Restore it.
5186 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
5187 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
5188 an explicit return type.
5189 * c-tree.h: Declare current_function_returns_abnormally.
5190 (C_FUNCTION_IMPLICIT_INT): New macro.
5191 * c-typeck.c (build_function_call): Set it.
5192 (c_expand_return): Set current_function_returns_value even if the
5193 value is erroneous.
5195 2002-02-06 Jakub Jelinek <jakub@redhat.com>
5197 PR c/5420:
5198 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
5199 unsafe for reevaluation.
5201 2002-02-06 Jakub Jelinek <jakub@redhat.com>
5203 PR c/5482:
5204 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
5205 EXPR_STMT, but COMPOUND_STMT, recurse into it.
5207 2002-02-06 Richard Henderson <rth@redhat.com>
5209 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
5210 be a general_operand. Dest for function value must be a pseudo.
5212 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
5214 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
5215 as SYMBOL_REFs from the constant pool.
5217 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
5219 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
5220 passed by invisible reference.
5222 2002-02-05 Richard Henderson <rth@redhat.com>
5224 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
5226 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
5228 Implement using "base addresses" in insn operands as default.
5229 * config/mmix/mmix.c (mmix_conditional_register_usage): if
5230 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
5231 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
5232 used to read the rtx value.
5233 (mmix_target_asm_function_epilogue): Fix spacing.
5234 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
5235 (mmix_legitimate_address): Ditto.
5236 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
5237 should be loaded with a GETA insn. Don't allocate needless extra
5238 char for nul termination and fix misleading comment.
5239 (mmix_print_operand_address): Handle constants if
5240 TARGET_BASE_ADDRESSES.
5241 (mmix_output_register_setting): Use base addressing if
5242 TARGET_BASE_ADDRESSES and the number of insns is 3.
5243 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
5244 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
5245 to use R as constraint, add LDA to match s.
5246 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
5247 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
5248 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
5249 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
5250 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
5251 order with other fixed registers.
5252 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
5253 other parameter/call-clobbered registers.
5254 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
5255 -mbase-addresses, -mno-base-addresses.
5256 (MMIX Options): Ditto.
5258 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5260 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
5262 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
5264 * config/rs6000/altivec.h: Change elem to _S_elem.
5266 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
5268 * config/netbsd.h (WCHAR_TYPE): Define.
5269 (WCHAR_TYPE_SIZE): Ditto.
5270 (WINT_TYPE): Ditto.
5271 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
5272 (WCHAR_UNSIGNED): Ditto.
5273 (WCHAR_TYPE_SIZE): Ditto.
5274 (WINT_TYPE): Ditto.
5275 * config/arm/netbsd.h: Likewise.
5276 * config/i386/netbsd-elf.h: Likewise.
5277 * config/i386/netbsd.h: Likewise.
5278 * config/m68k/netbsd-elf.h: Likewise.
5279 * config/m68k/netbsd.h: Likewise.
5280 * config/ns32k/netbsd.h: Likewise.
5281 * config/sparc/netbsd.h: Likewise.
5282 * config/vax/netbsd.: Likewise.
5284 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
5286 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
5287 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
5288 (TARGET_INITIALIZER): this.
5289 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
5290 (BITFIELD_NBYTES_LIMITED): Markup fix.
5291 * tree.h (default_ms_bitfield_layout_p): Declare.
5292 (record_layout_info): Added prev_field.
5293 * tree.c (default_ms_bitfield_layout_p): New fn.
5294 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
5295 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
5296 * stor-layout.c: Include target.h.
5297 (start_record_layout): Initialize prev_field.
5298 (place_field): Handle MS bit-field layout, and disregard
5299 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
5300 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
5301 * Makefile.in (stor-layout.o): Adjust dependencies.
5303 2002-02-05 Jason Merrill <jason@redhat.com>
5305 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
5307 2002-02-05 Andreas Jaeger <aj@suse.de>
5309 * crtstuff.c: Fix comments.
5311 2002-02-05 Richard Henderson <rth@redhat.com>
5313 PR fortran/3393
5314 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
5315 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
5317 PR fortran/3392
5318 * config/mips/mips.c (function_arg): Handle TImode.
5319 (function_arg_advance): Likewise.
5321 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5323 * config/rs6000/altivec.h (vec_step_help): Rename to
5324 __vec_step_help.
5326 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5328 * config/rs6000/altivec.h: Fix typos.
5330 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
5332 * config/arm/netbsd.h: Correct a comment.
5334 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5336 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
5337 building void typed builtins.
5339 * config/rs6000/altivec.h (vec_ld*): Fix typos.
5340 (vec_step): Implement for C++.
5342 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5344 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
5346 2002-02-04 Richard Henderson <rth@redhat.com>
5348 * combine.c (nonzero_bits): Re-introduce special case for
5349 sp/fp/ap wrt REGNO_POINTER_ALIGN.
5351 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5353 * doc/extend.texi: Warn about unsupported usage of altivec
5354 builtins.
5356 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
5357 (altivec_predicate_*): New.
5359 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
5360 Add C++ version of vec_*() functions.
5362 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
5363 (bdesc_2arg): Remove altivec predicates.
5364 (altivec_expand_builtin): Handle predicates.
5365 (altivec_init_builtins): Handle predicates.
5366 (altivec_expand_predicate_builtin): New.
5368 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5370 * pa.c (DO_FRAME_NOTES): Move forward.
5371 (store_reg): Revise handling of frame notes.
5372 (load_reg): Likewise.
5373 (set_reg_plus_d): Likewise.
5374 (hppa_expand_prologue): Likewise.
5375 (hppa_expand_epilogue): Likewise.
5377 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5379 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
5381 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5383 PR c/4475, c++/3780:
5384 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
5385 * c-common.h (SWITCH_TYPE): Define.
5386 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
5387 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
5388 Rename spareness variable to sparseness.
5389 (expand_end_case_type): Renamed from expand_end_case, use orig_type
5390 if non-NULL instead of TREE_TYPE (orig_index).
5391 * tree.h (expand_end_case_type): Renamed from expand_end_case.
5392 (expand_end_case): Define using expand_end_case_type.
5393 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
5394 to expand_end_case_type.
5395 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
5397 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5399 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
5400 (BIGGEST_ALIGNMENT): Change to 128.
5402 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5404 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
5406 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5408 * pa.md (call_internal_reg_64bit): Remove unused variable.
5410 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
5412 * config/arm/arm.h (machine_function): Add uses_anonymous_args
5413 field.
5414 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
5415 * config/arm/arm.c (current_function_anonymous_args): Delete,
5416 replace uses with cfun->machine->uses_anonymous_args.
5417 (arm_reorg): Do not reset uses_anonymous_args.
5419 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
5420 any geenral register.
5422 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
5424 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
5425 the entry block.
5427 2002-02-04 Richard Henderson <rth@redhat.com>
5429 * combine.c (force_to_mode): Remove STACK_BIAS code.
5430 (nonzero_bits): Likewise. Replace sp/fp special case with
5431 REGNO_POINTER_ALIGN.
5433 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
5434 (HARD_FRAME_POINTER_REGNUM): New.
5435 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
5436 (FIXED_REGS, CALL_USED_REGS): Update.
5437 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
5438 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
5439 (HARD_REGNO_NREGS): Update for SFP.
5440 (STACK_POINTER_OFFSET): Include bias here ...
5441 (FIRST_PARM_OFFSET): ... not here.
5442 (STACK_BIAS): Remove.
5443 (INIT_EXPANDERS): New.
5444 (STARTING_FRAME_OFFSET): Do not include bias.
5445 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
5446 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
5447 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
5448 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
5449 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
5450 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
5451 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
5452 (MUST_SAVE_REGISTER): Likewise.
5453 (sparc_flat_function_prologue): Likewise.
5454 (sparc_flat_function_epilogue): Likewise.
5455 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
5456 (sparc_init_modes): SFP is GENERAL_REGS.
5457 (sparc_builtin_saveregs): SFP does not have bias applied.
5459 2002-02-04 Richard Henderson <rth@redhat.com>
5461 * config/alpha/alpha.c (current_function_is_thunk): Don't check
5462 current_function_is_thunk.
5463 (alpha_sa_mask): Distinguish between current_function_is_thunk
5464 called from ASM_OUTPUT_MI_THUNK and not.
5465 (alpha_does_function_need_gp): Thunks always need gp.
5466 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
5467 (alpha_output_mi_thunk_osf): New.
5468 * config/alpha/alpha-protos.h: Update.
5469 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
5471 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
5473 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
5474 function types, not when they're taken away.
5476 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
5478 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
5479 CODE_LABEL and jump table when replacing a table jump with a
5480 simple jump.
5482 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
5484 * config/s390/s390-protos.h (legitimize_la_operand,
5485 s390_secondary_input_reload_class, s390_plus_operand,
5486 s390_expand_plus_operand): Add prototypes.
5488 config/s390/s390.c (s390_secondary_input_reload_class,
5489 s390_plus_operand, s390_expand_plus_operand): New functions.
5491 (struct s390_address): New member 'pointer'.
5492 (s390_decompose_address): Compute it.
5493 (legitimate_la_operand_p): Use it.
5494 (legitimize_la_operand): New function.
5495 (movti, movdi, movdf splitters): Call it.
5497 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
5498 (PREDICATE_CODES): Add s390_plus_operand.
5500 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
5501 (la_ccclobber): Allow GENERAL_REGS as output operand.
5503 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
5504 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
5505 (*la_64, *la_31, reload_indi, reload_insi): ... these.
5507 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
5509 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
5510 register names for regular asm () construct.
5512 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5514 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
5515 registers.
5517 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5519 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
5520 pat for recog.
5522 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
5524 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
5525 constant pool to be identical by string address and index.
5527 2002-02-04 Anthony Green <green@redhat.com>
5529 * output.h (SECTION_OVERRIDE): Define.
5530 * varasm.c (named_section): Obey SECTION_OVERRIDE.
5532 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
5534 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
5535 by existing arm*-*-netbsd* (a.out) target.
5536 (ns32k-*-netbsdelf*): Likewise.
5537 (sparc-*-netbsdelf*): Likewise.
5538 (vax-*-netbsdelf*): Likewise.
5540 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
5542 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
5543 headers and libobjc headers.
5545 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
5547 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
5548 (_mingw.h): Remove duplicate include.
5550 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
5552 * config.gcc: Set cpu_type to m68k for 68010, as well.
5553 (m68010-*-netbsdelf*): New...
5554 (m68k*-*-netbsdelf*): ...targets.
5555 * config/m68k/netbsd-elf.h: New file.
5557 2002-02-02 Kazu Hirata <kazu@hxi.com>
5559 * config/h8300/h8300.c (hand_list): Move inside function_arg.
5561 2002-02-02 Kazu Hirata <kazu@hxi.com>
5563 * config/h8300/h8300.c (h8_push_ops): Move inside
5564 h8300_init_once.
5565 (h8_pop_ops): Likewise.
5566 (h8_move_ops): Likewise.
5568 2002-02-02 Kazu Hirata <kazu@hxi.com>
5570 * config/h8300/h8300.c (os_task): Make it static.
5571 (monitor): Likewise.
5572 (pragma_saveall): Likewise.
5574 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
5576 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
5577 constant is a valid sign-extension for Pmode.
5579 2002-02-02 Kazu Hirata <kazu@hxi.com>
5581 * config/h8300/h8300.c: Fix formatting.
5583 2002-02-02 Kazu Hirata <kazu@hxi.com>
5585 * config/h8300/h8300.md: Fix formatting.
5587 2002-02-02 Kazu Hirata <kazu@hxi.com>
5589 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
5590 predicates of operands[1]. Split the patterns for each
5591 processor variant.
5593 2002-02-02 Kazu Hirata <kazu@hxi.com>
5595 * config/h8300/h8300.md (xor patterns): Tighten the predicates
5596 of operands[1] to register_operand.
5598 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
5600 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
5601 * cpphash.c (_cpp_init_hashtable): Similarly.
5602 * cppinit.c (cpp_create_reader): Default the signed_char flag.
5603 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
5604 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
5605 (cpp_handle_option): Handle the new options.
5606 * cpplex.c (cpp_interpret_charconst): Use new flag.
5607 * cpplib.h (struct cpp_options): New member signed_char.
5608 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
5609 (cpp_options): Handle -fsigned-char and -funsigned-char.
5610 (static_specs): Remove signed_char_spec.
5611 (do_spec1): Don't handle %c.
5612 * system.h: Poison SIGNED_CHAR_SPEC.
5613 * tradcif.y (yylex): Use flag_signed_char.
5614 * tradcpp.h (flag_signed_char): New.
5615 * tradcpp.c (flag_signed_char): New.
5616 (main): Handle new command-line options.
5617 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
5618 config:
5619 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
5620 * avr/avr.h: Remove old comments.
5621 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
5622 (CC1_SPEC): Pass -fsigned-char if -mic*.
5623 (SIGNED_CHAR_SPEC): Remove.
5624 doc:
5625 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
5627 2002-02-01 Eric Christopher <echristo@redhat.com>
5629 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
5630 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
5631 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
5632 (ASM_OUTPUT_REG_POP): Ditto.
5634 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
5636 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
5637 patch.
5639 2002-02-02 Jakub Jelinek <jakub@redhat.com>
5641 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
5643 2002-02-02 Jakub Jelinek <jakub@redhat.com>
5645 PR c/5304:
5646 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
5647 unconditionally.
5649 2002-02-01 Janis Johnson <janis187@us.ibm.com>
5651 * cfganal.c: Include tm_p.h.
5652 (keep_with_call_p): Fix the test that determines if a register holds
5653 the return value of a call.
5655 2002-02-01 DJ Delorie <dj@redhat.com>
5657 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
5658 we are given conflicting registers, switch to the other one we
5659 had allocated for us.
5660 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
5661 as TImode so we know when the "other" register is available.
5663 2002-02-01 David O'Brien <obrien@FreeBSD.org>
5665 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
5666 sparc/sparc_bi.h.
5668 2002-02-01 Janis Johnson <janis187@us.ibm.com>
5670 * cfganal.c (keep_with_call_p): New function.
5671 (flow_call_edges_add): Prevent splitting a block between a call and
5672 a single-set instruction that should be kept in the same block.
5674 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5676 * doc/install.texi (avr): Update outdated URL.
5678 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
5680 * config/stormy16/stormy16.md (pushqi): New.
5681 (popqi): New.
5682 (pushhi): New.
5683 (pophi): New.
5684 (movhi): Remove stack operands.
5685 (movqi): Likewise.
5686 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
5687 nonimmediate_nonstack_operand.
5688 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
5689 New.
5690 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
5691 New.
5693 2002-01-31 Jason Merrill <jason@redhat.com>
5695 * Makefile.in (c-parse.c): Handle .output file.
5696 * objc/Make-lang.in (objc-parse.c): Likewise.
5698 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
5700 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
5701 the -me[lb] option is given. Don't output the default flag
5702 twice.
5704 2002-01-31 Zack Weinberg <zack@codesourcery.com>
5706 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
5707 the primary source file; this has not been done yet.
5708 * c-decl.c (c_expand_body): Reset input_filename from
5709 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
5711 2002-01-31 Kazu Hirata <kazu@hxi.com>
5713 * rtlanal.c (subreg_regno_offset): Do not use
5714 SUBREG_REGNO_OFFSET.
5715 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
5716 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
5718 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5720 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
5721 version rather than GNATS version in --version output.
5723 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
5725 * ifcvt.c (noce_process_if_block): Make a copy of the destination
5726 when copying back from a temporary.
5728 2002-01-30 Richard Henderson <rth@redhat.com>
5730 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
5731 and new_dest are the same.
5733 2002-01-30 Richard Henderson <rth@redhat.com>
5735 PR opt/5076
5736 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
5737 * rtl.c (note_insn_name): Update.
5738 * emit-rtl.c (remove_unnecessary_notes): Kill it.
5739 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
5740 to perform loop rotation.
5741 (expand_exit_loop_top_cond): New.
5742 * tree.h (expand_exit_loop_top_cond): Declare it.
5743 * c-semantics.c (genrtl_while_stmt): Use it.
5744 (genrtl_for_stmt): Likewise.
5746 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
5748 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
5749 arguments to 64-bit boundaries on 64-bit ABIs.
5751 2002-01-30 Steve Ellcey <sje@cup.hp.com>
5753 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
5755 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5757 * c-decl.c (grokdeclarator): Handle type being a typedef for an
5758 invalid type.
5760 2002-01-30 David O'Brien <obrien@FreeBSD.org>
5762 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
5763 * config/sparc/sparc_bi.h: Remove file.
5764 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
5766 2002-01-30 Richard Henderson <rth@redhat.com>
5768 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
5770 2002-01-30 Zack Weinberg <zack@codesourcery.com>
5772 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
5774 2002-01-30 Jason Merrill <jason@redhat.com>
5776 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
5777 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
5778 (reg_save): Use DW_CFA_offset_extended_sf instead.
5780 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
5782 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5784 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
5785 in cselib_lookup.
5787 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
5789 * rs6000.md ("*call_value_local32"): Remove constraints.
5790 ("*call_value_local64"): Same.
5791 ("*call_value_indirect_nonlocal_aix32"): Same.
5792 ("*call_value_nonlocal_aix32"): Same.
5793 ("*call_value_indirect_nonlocal_aix64"): Same.
5794 ("*call_value_nonlocal_aix64"): Same.
5795 ("*call_value_nonlocal_sysv"): Same.
5797 2002-01-29 Richard Henderson <rth@redhat.com>
5799 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
5801 2002-01-29 Richard Henderson <rth@redhat.com>
5803 * expr.c (force_operand): Ignore flag_pic for detecting pic
5804 address loads.
5805 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
5806 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
5807 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
5808 instead of open-coded loop.
5809 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
5810 be fixed when in use.
5812 2002-01-29 Richard Henderson <rth@redhat.com>
5814 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
5815 * sched-rgn.c (propagate_deps): Update them.
5816 * sched-deps.c (sched_analyze_insn): Update them. Flush the
5817 clobbers list when either gets too long.
5819 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5821 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
5822 and INDEX_REGS the same as GENERAL_REGS.
5823 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5825 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5827 * tree.c (build_nonstandard_integer_type): Correct prototype.
5829 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
5831 * config/s390/s390.md (movstrsico, movstrdix_64,
5832 movstrsix_31): Remove, replace by ...
5833 (movstrdi_short, movstrsi_short, movstrdi_long,
5834 movstrsi_long): ... these. New.
5835 (movstrdi, movstrsi): Adapt.
5837 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
5838 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
5839 Remove unnecessary CC clobber.
5840 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
5841 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
5843 (divmoddi4): Don't partially initialize TImode register.
5845 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
5847 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
5849 2002-01-29 Richard Henderson <rth@redhat.com>
5851 * flow.c (print_rtl_and_abort): Remove.
5852 (print_rtl_and_abort_fcn): Remove.
5853 (verify_local_live_at_start): Use dump_bb instead.
5854 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
5855 (verify_wide_reg_1): Return 2 on mode test failure.
5857 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5859 PR c/3325, c/3326, c/2511, c/3347
5860 * c-decl.c (enum_decl_context): Remove BITFIELD.
5861 (grokdeclarator): Take bitfield width as an input.
5862 Ensure bitfields are given the correct type. Perform
5863 bitfield width validation with build_bitfield_integer_type
5864 rather than waiting for finish_struct.
5865 (grok_typename, grok_typename_in_parm_context, start_decl,
5866 push_parmdecl, grokfield, start_function): Update calls to
5867 grokdeclarator.
5868 (build_bitfield_integer_type): New function.
5869 (finish_struct): Move bitfield validation to grokdeclarator
5870 and build_bitfield_integer_type.
5871 * tree.c (build_nonstandard_integer_type): New function.
5872 * tree.h (build_nonstandard_integer_type): New prototype.
5873 objc:
5874 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
5876 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5878 PR other/1502:
5879 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
5880 don't ignore unrecognized -W* options.
5881 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
5882 * cpplib.h (cpp_handle_option): Adjust prototype.
5883 * c-decl.c (c_decode_options): Pass 0 as last argument to
5884 cpp_handle_option.
5886 PR c/2896:
5887 * gcc.c (cpp_unique_options): Split from cpp_options.
5888 (cpp_options): Source cpp_unique_options.
5889 (default_compilers): Use cpp_unique_options instead of cpp_options
5890 when used together with cc1_options.
5891 (static_specs): Add cpp_unique_options.
5892 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
5893 when used together with cc1_options.
5895 2002-01-29 Kazu Hirata <kazu@hxi.com>
5897 * config/h8300/h8300-protos.h: Update the prototype of
5898 output_a_shift.
5899 * config/h8300/h8300.c (output_a_shift): Remove an unused
5900 argument 'insn'. Remove redundant code.
5901 * config/h8300/h8300.md: Adust to the new prototype of
5902 output_a_shift.
5904 2002-01-29 Kazu Hirata <kazu@hxi.com>
5906 * config/h8300/h8300-protos.h: Update the prototypes of
5907 emit_a_rotate and expand_a_rotate.
5908 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
5909 first argument to 'enum rtx_code'.
5910 (expand_a_rotate): Likewise.
5912 2002-01-28 Kazu Hirata <kazu@hxi.com>
5914 * config/h8300/h8300-protos.h: Update the prototype of
5915 output_simode_bld.
5916 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
5917 'log2'.
5918 * config/h8300/h8300.md: Adjust to the new prototype.
5920 2002-01-28 Kazu Hirata <kazu@hxi.com>
5922 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
5923 redundant code.
5925 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5927 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
5928 is a fixed register before returning pic_offset_table_rtx.
5929 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
5930 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
5932 2002-01-28 Jason Merrill <jason@redhat.com>
5934 * dwarf2.h: Sync with src version.
5936 2002-01-28 Paul Koning <pkoning@equallogic.com>
5938 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
5939 BT_FN_VOID_PTR_VAR.
5940 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
5941 * doc/extend.texi (__builtin_prefetch): Update documentation:
5942 first argument is now const void ptr.
5944 2002-01-28 Kazu Hirata <kazu@hxi.com>
5946 * config/h8300/h8300-protos.h: Remove an unused prototype.
5948 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
5950 * toplev.c (lang_independent_init): Round up identifier size.
5952 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
5954 * config.gcc: Revert previous change.
5956 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
5958 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
5960 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
5962 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
5963 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
5964 other non-elf netbsd config frags.
5965 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
5966 collect2 will does that.
5967 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
5968 shared-lib frobbing will work.
5970 2002-01-28 Kazu Hirata <kazu@hxi.com>
5972 * config/h8300/h8300.h: Fix formatting.
5973 * config/h8300/h8300.md: Likewise.
5975 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
5977 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
5978 the old, removed AAA_standards fix.
5979 * fixinc/fixincl.x: Rebuilt.
5981 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
5983 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
5984 atexit call in crtbegin, hooked in after call to frame_dummy;
5985 register EH before registering __fini__start.
5987 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
5989 * config/rs6000/altivec.h: Remove spurious semicolons.
5991 2002-01-27 Kazu Hirata <kazu@hxi.com>
5993 * config/h8300/h8300.md: Replace dead bit extraction patterns
5994 with ones that work.
5996 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5998 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
5999 if not STRICT_ALIGNMENT.
6000 * rtl.h (MEM_ALIGN): Likewise.
6002 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
6004 * doc/invoke.texi (-fdump-translation-unit): Revert this
6005 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
6007 2002-01-27 Kazu Hirata <kazu@hxi.com>
6009 * config/h8300/h8300.md (define_constants): New.
6010 (anonymous patterns) Use defined constants appropriately.
6012 2002-01-27 Kazu Hirata <kazu@hxi.com>
6014 * config/h8300/h8300.c (function_arg): Remove redundant code.
6016 2002-01-26 Richard Henderson <rth@redhat.com>
6018 * sched-deps.c (reg_pending_uses_head): New.
6019 (reg_pending_barrier): Rename from reg_pending_sets_all.
6020 (find_insn_list): Don't mark inline.
6021 (find_insn_mem_list): Remove.
6022 (add_dependence_list, add_dependence_list_and_free): New.
6023 (flush_pending_lists): Replace only_write param with separate
6024 for_read and for_write parameters. Update all callers. Use
6025 add_dependence_list_and_free.
6026 (sched_analyze_1): Do not add reg dependencies here; just set
6027 the pending bits. Use add_dependence_list.
6028 (sched_analyze_2): Likewise.
6029 (sched_analyze_insn): Replace schedule_barrier_found with
6030 reg_pending_barrier. Add all dependencies for pending reg
6031 uses, sets, and clobbers.
6032 (sched_analyze): Don't add reg dependencies for calls, just
6033 set pending bits. Use regs_invalidated_by_call. Treat
6034 sched_before_next_call as a normal list, not a fake insn.
6035 (init_deps): No funny init for sched_before_next_call.
6036 (free_deps): Free pending mems lists. Don't zero reg_last.
6037 (init_deps_global): Init reg_pending_uses.
6038 (finish_deps_global): Free it.
6039 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
6040 (find_insn_mem_list): Remove.
6041 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
6042 (propagate_deps): Use them. Zero temp mem lists.
6044 2002-01-26 Richard Henderson <rth@redhat.com>
6046 * Makefile.in (CRTSTUFF_CFLAGS): New.
6047 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
6048 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
6049 crtstuff.c instead of alpha assembly version.
6050 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
6051 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
6052 not FORCE_{INIT,FINI}_SECTION_ALIGN.
6053 (__do_global_dtors_aux): Mark used.
6054 (frame_dummy, __do_global_ctors_aux): Mark used.
6055 (fini_dummy, init_dummy): Remove.
6057 * config/alpha/crtbegin.asm: Remove file.
6058 * config/alpha/crtend.asm: Remove file.
6059 * config/alpha/t-crtbe: Remove file.
6060 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
6061 (LINK_EH_SPEC): New.
6063 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
6064 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
6065 calling constructors.
6066 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
6068 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
6069 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
6070 CRT_END_INIT_DUMMY hack.
6071 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
6072 FORCE_{INIT,FINI}_SECTION_ALIGN.
6074 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
6075 FORCE_{INIT,FINI}_SECTION_ALIGN.
6077 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
6078 invocation sequence.
6079 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
6081 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
6082 (FORCE_CODE_SECTION_ALIGN): New.
6084 2002-01-26 Richard Henderson <rth@redhat.com>
6086 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
6088 2002-01-26 Richard Henderson <rth@redhat.com>
6090 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
6091 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
6093 2002-01-26 Kazu Hirata <kazu@hxi.com>
6095 * config/h8300/h8300.md: Remove bit extraction patterns that
6096 cannot be triggered.
6097 Restrict each bit extraction pattern to a variant on which the
6098 pattern is tested.
6100 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
6102 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
6104 2002-01-26 Kazu Hirata <kazu@hxi.com>
6106 * config/h8300/h8300.md: Remove bit test patterns that cannot
6107 be triggered.
6108 Restrict each bit test pattern to a variant on which the
6109 pattern is tested.
6111 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6113 * builtins.c (expand_builtin_strncat): Remove redundant check for
6114 INTEGER_CST.
6116 2002-01-25 David O'Brien <obrien@FreeBSD.org>
6118 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
6119 default setting.
6120 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
6121 existing setting.
6123 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
6125 * dbxout.c (dbxout_init): Use assemble_name rather than just
6126 stripping off the first character.
6127 (dbxout_source_file): Likewise.
6129 2002-01-25 DJ Delorie <dj@redhat.com>
6131 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
6132 using rtx_equal_p, not by comparing pointers.
6134 2002-01-25 Steve Ellcey <sje@cup.hp.com>
6136 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
6137 for PIC_OFFSET_TABLE_REGNUM.
6138 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
6140 2002-01-25 David O'Brien <obrien@FreeBSD.org>
6142 * config.gcc (x86_64-*-freebsd*): New target.
6143 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
6144 value.
6145 (i[34567]86-*-freebsd*): Don't include svr4.h.
6146 * config/i386/freebsd64.h: New file.
6148 2002-01-25 Douglas B Rupp <rupp@gnat.com>
6150 * config/alpha/x-vms (version): Make static.
6152 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
6153 in previous checkin.
6155 * Makefile.in (install-headers-cp): New target.
6156 * config.gcc (alpha-dec-*vms*): Install headers with
6157 install-headers-cp
6159 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
6161 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
6162 avoid it's copies.
6164 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6166 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
6167 of compare_tree_int.
6168 (expand_builtin_strncat): Likewise.
6169 * c-decl.c (finish_struct): Use tree_low_cst.
6170 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
6171 * tree.c (compare_tree_int): Likewise.
6173 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
6175 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
6176 adjustments even if they are implemented by more than two insns.
6178 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
6180 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
6181 * df.h (struct ref): Kill B.
6182 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
6184 * basic-block.h (PROP_EQUAL_NOTES): New flag.
6185 * flow.c (propagate_one_insn): Use it.
6186 (mark_used_regs): Handle NIL.
6188 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
6190 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
6191 to help folding.
6193 2002-01-25 David Edelsohn <edelsohn@gnu.org>
6195 * rs6000.md (prefetch): Make address V4SI mode so that the address
6196 is restricted to legitimate form for instruction.
6198 2002-01-25 Bob Wilson <bob.wilson@acm.org>
6200 * doc/install.texi (xtensa-*-elf): New target.
6201 (xtensa-*-linux*): New target.
6202 * doc/contrib.texi: Add myself.
6204 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
6206 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
6207 purpose register to hold an SImode (or smaller) value.
6209 2002-01-25 Jakub Jelinek <jakub@redhat.com>
6211 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
6212 registry only.
6213 * crtstuff.c: Likewise.
6215 2002-01-25 Kazu Hirata <kazu@hxi.com>
6217 * config/h8300/h8300.md (negation patterns): Tighten
6218 predicates to register_operand.
6220 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
6222 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
6223 mode, not Pmode.
6225 * builtins.c (expand_builtin_prefetch): Same.
6227 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6229 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
6230 modes.
6232 2002-01-24 Kazu Hirata <kazu@hxi.com>
6234 * config/h8300/h8300.c (print_operand): Remove support for
6235 operand character 'A'.
6236 * config/h8300/h8300.md (three anonymous patterns): Replace
6237 operand character 'A' with either 'T' or 'S'.
6239 2002-01-24 Kazu Hirata <kazu@hxi.com>
6241 * config/h8300/h8300.c (print_operand): Remove support for
6242 operand character 'U'.
6244 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
6246 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
6248 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
6250 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
6251 values to be assigned to the stack pointer.
6253 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
6255 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
6256 to const_double needs to be done right for big-endian systems.
6258 2002-01-24 Jason Merrill <jason@redhat.com>
6260 PR c++/2432
6261 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
6262 to can_throw_internal.
6264 2002-01-23 Richard Henderson <rth@redhat.com>
6266 * fold-const.c (fold): Change UINT_MAX test to check vs precision
6267 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
6269 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6271 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
6272 (symGOT2reg): Use them, then set as GOT value as unchanging.
6273 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
6274 as a temporary, if possible.
6275 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
6276 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
6278 2002-01-23 Kazu Hirata <kazu@hxi.com>
6280 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
6281 accept to accept 0x80 as operands[2].
6283 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6285 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
6287 2002-01-23 Richard Henderson <rth@redhat.com>
6289 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
6291 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
6293 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
6294 (parmlist_or_identifiers_1): Verify that only a parmlist follows
6295 an attribute.
6297 2002-01-23 Richard Henderson <rth@redhat.com>
6299 * expr.c (move_by_pieces_1): Extend size before negation.
6301 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
6302 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
6303 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
6304 * config/m68k/t-m68kelf: Likewise.
6306 2002-01-23 Bob Wilson <bob.wilson@acm.org>
6308 * config/xtensa/elf.h: New file.
6309 * config/xtensa/lib1funcs.asm: New file.
6310 * config/xtensa/lib2funcs.S: New file.
6311 * config/xtensa/linux.h: New file.
6312 * config/xtensa/t-xtensa: New file.
6313 * config/xtensa/xtensa-config.h: New file.
6314 * config/xtensa/xtensa-protos.h: New file.
6315 * config/xtensa/xtensa.c: New file.
6316 * config/xtensa/xtensa.h: New file.
6317 * config/xtensa/xtensa.md: New file.
6318 * config.gcc (xtensa-*-elf*): New target.
6319 (xtensa-*-linux*): New target.
6320 * cse.c (canon_hash): Compare rtx pointers instead of register
6321 numbers. This is required for the Xtensa port.
6322 * integrate.c (copy_insn_list): Handle case where the static
6323 chain is in memory and the memory address has to be copied to
6324 a register.
6325 * doc/invoke.texi (Option Summary): Add Xtensa options.
6326 (Xtensa Options): New node.
6327 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
6329 2002-01-23 Zack Weinberg <zack@codesourcery.com>
6331 * diagnostic.c (internal_error): Do ICE suppression only
6332 when ENABLE_CHECKING is not defined.
6334 * c-typeck.c (require_complete_type): Return error_mark_node
6335 if type is error_mark_node.
6337 2002-01-23 Janis Johnson <janis187@us.ibm.com>
6339 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
6340 -Os and issue a warning.
6342 2002-01-23 Zack Weinberg <zack@codesourcery.com>
6344 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
6345 current (lack of) need for host configuration by hand.
6347 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
6348 references. Documentation of some target macros moved from
6349 hostconfig.texi to tm.texi.
6351 2002-01-23 Will Cohen <wcohen@redhat.com>
6353 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
6354 defined.
6356 2002-01-23 Kazu Hirata <kazu@hxi.com>
6358 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
6359 operand[3].
6361 2002-01-23 Jason Merrill <jason@redhat.com>
6363 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
6365 * function.c (assign_parms): Don't put args of inline functions
6366 into registers when not optimizing.
6368 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
6370 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
6371 (prologue_use): New pattern.
6372 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
6373 preference to gen_rtx_USE.
6374 (thumb_expand_prologue): Use gen_prologue_use in preference to
6375 gen_rtx_USE.
6376 (thumb_expand_epilogue): Use gen_prologue_use in preference to
6377 gen_rtx_USE.
6379 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
6381 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
6383 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
6385 PR c/3504
6386 * doc/extend.texi: Correct documentation of __alignof__.
6388 2002-01-22 Zack Weinberg <zack@codesourcery.com>
6390 * params.h: Rename arguments of DEFPARAM so that it will be
6391 recognized as a translation keyword.
6393 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6395 * extend.texi: Document altivec functions.
6396 Fix N-bit adjectives in X86 builtin documentation.
6398 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
6400 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
6401 auto_inc_dec values.
6403 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
6405 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
6406 after backslash.
6407 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
6409 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
6411 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
6413 2002-01-22 Richard Henderson <rth@redhat.com>
6415 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
6416 copy_insn not copy_rtx.
6418 2002-01-23 Alan Modra <amodra@bigpond.net.au>
6420 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
6421 "nonzero" as that might add "1" bits. Ensure "constop" is
6422 properly sign extened.
6423 (force_to_mode): Tweak for sign extended constop.
6425 2002-01-22 Richard Henderson <rth@redhat.com>
6427 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
6428 for_each_rtx instead of assuming we're already looking at the MEM.
6429 (split_small_symbolic_mem_operand): Likewise.
6430 * config/alpha/alpha.h (PREDICATE_CODES): Update.
6431 * config/alpha/alpha.md (small symbolic memory splitters): Update.
6433 2002-01-22 Richard Henderson <rth@redhat.com>
6435 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
6436 sequence number for the literal.
6437 (divmoddi_internal_er): Likewise.
6439 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
6441 PR java/4972
6442 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
6443 in LIBICONV variable.
6444 * configure: Regenerated.
6446 2002-01-22 Krister Walfridsson <cato@df.lth.se>
6448 * dependence.c (build_def_use): Remove array_idx.
6450 * dwarfout.c (last_filename): Remove.
6451 (output_compile_unit_die): Remove last_filename.
6453 2002-01-22 Roger Sayle <roger@eyesopen.com>
6454 Richard Henderson <rth@redhat.com>
6456 PR opt/3640
6457 * fold-const.c (fold): Optimize unsigned comparisons against
6458 UINT_MAX (and similar unsigned constants).
6460 2002-01-22 Janis Johnson <janis187@us.ibm.com>
6462 * Makefile.in (loop.o): Depend on OPTABS_H.
6463 * loop.c (emit_prefetch_instructions): Check the prefetch operand
6464 against the predicate.
6466 PR target/5379
6467 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
6468 for the address operand.
6470 2002-01-22 Richard Henderson <rth@redhat.com>
6472 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
6474 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
6476 PR other/5450
6477 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
6478 preprocessor flags.
6480 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
6482 * config.gcc (x86_64-*-netbsd*): New target.
6483 * config/i386/netbsd64.h: New file.
6485 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6487 * regrename.c (kill_value): Fix typo.
6489 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6491 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
6493 * config/rs6000/rs6000.h: Same.
6495 * function.c (instantiate_virtual_regs): Remove
6496 STARTING_FRAME_PHASE.
6497 (assign_stack_local_1): Same.
6498 Calculate frame phase.
6500 2002-01-22 Nick Clifton <nickc@redhat.com>
6502 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
6503 variable declaration to outer scope in order to simplify
6504 future extensions.
6505 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
6506 arm_hard_regno_mode_ok.
6507 * config/arm/arm-protos.h: Add a prototype for
6508 arm_hard_regno_mode_ok.
6509 * config/arm/arm.c (soft_df_operand): Remove now redundant
6510 check for DImode values using IP_REGNUM.
6511 (nonimmediate_soft_df_operand): Remove now redundant check for
6512 DImode values using IP_REGNUM.
6513 (arm_hard_regno_mode_ok): New function. New check: make sure
6514 that DImode values are not stored in IP_REGNUM.
6516 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
6517 note with a USE.
6518 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
6520 2002-01-22 Jason Merrill <jason@redhat.com>
6522 * c-semantics.c (genrtl_compound_stmt): Only check nesting
6523 consistency if this COMPOUND_STMT is scoped.
6525 2002-01-22 Kazu Hirata <kazu@hxi.com>
6527 * predict.c: Fix formatting.
6528 * print-tree.c: Likewise.
6529 * protoize.c: Likewise.
6530 * real.h: Likewise.
6531 * rtl.h: Likewise.
6532 * sbitmap.h: Likewise.
6533 * scan.c: Likewise.
6534 * sched-deps.c: Likewise.
6535 * sched-vis.c: Likewise.
6536 * sdbout.c: Likewise.
6537 * sibcall.c: Likewise.
6538 * ssa.c: Likewise.
6539 * ssa-ccp.c: Likewise.
6540 * ssa-dce.c: Likewise.
6541 * stmt.c: Likewise.
6542 * stor-layout.c: Likewise.
6543 * system.h: Likewise.
6545 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6547 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
6548 if fits in bounds of base type.
6550 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
6551 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
6552 (add_bound_info, default): If can't find a context, make a
6553 SAVE_EXPR.
6554 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
6556 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
6558 * c-typeck.c (parser_build_binary_op): If result from
6559 build_binary_op is ERROR_MARK just return error_mark_node without
6560 further processing.
6562 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
6564 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
6565 Split a.out-specific bits into...
6566 * config/netbsd-aout.h: ...this.
6567 * config/netbsd-elf.h: New file.
6568 * config/alpha/netbsd-elf.h: Remove.
6569 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
6570 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
6571 (STARTFILE_SPEC): Remove redundant definition.
6572 (ENDFILE_SPEC): Likewise.
6573 (LINK_SPEC): Likewise.
6574 (CPP_SPEC): Likewise.
6575 (ASM_SPEC): Likewise.
6576 (LIB_SPEC): Likewise.
6577 (SWITCH_TAKES_ARG): Likewise.
6578 (TARGET_MEM_FUNCTIONS): Likewise.
6579 (CPP_PREDEFINES): Redefine.
6580 (ASM_FINAL_SPEC): Remove redefinition.
6581 (ASM_COMMENT_START): Redefine.
6582 (FUNCTION_PROFILER): Define.
6583 (TARGET_VERSION): Redefine.
6584 Comment and formatting cleanup.
6585 * config/i386/netbsd.h: Include <netbsd-aout.h>.
6586 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
6587 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
6588 big- or little-endian.
6589 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
6590 * config.gcc (*-*-netbsd*): Add definitions common to all
6591 NetBSD configs.
6592 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
6593 gnu_ld definitions. Add netbsd-elf.h to and remove
6594 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
6595 tmake_file, and don't lose previous tmake_file contents.
6596 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
6597 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
6598 gnu_ld definitions. Add netbsd-elf.h to tm_file.
6599 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
6600 (mipsel-*-netbsd*): Rename this to...
6601 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
6602 mips/little.h to tm_file for mips*el-*.
6603 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
6604 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
6605 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
6607 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
6609 * pa-protos.h (reg_before_reload_operand): New function prototype.
6610 * pa.c (reg_before_reload_operand): New function implementation.
6611 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
6612 contraints to "*m".
6614 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6616 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
6618 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
6620 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
6621 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
6622 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
6623 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
6624 (ENDFILE_SPEC): Undefine.
6625 (STARTFILE_SPEC): Redefine for PA.
6627 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6629 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
6631 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
6633 * config.gcc: Add entries to supported PowerPC --with-cpu
6634 types.
6636 2002-01-21 Jakub Jelinek <jakub@redhat.com>
6638 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
6639 true for 64-bit mode only SSE registers in 32-bit mode.
6641 2002-01-21 Kazu Hirata <kazu@hxi.com>
6643 * unwind-dw2.c: Fix formatting.
6644 * unwind-dw2-fde.c: Likewise.
6645 * unwind-dw2-fde.h: Likewise.
6646 * unwind-pe.h: Likewise.
6647 * varasm.c: Likewise.
6648 * varray.h: Likewise.
6650 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
6652 Remove workaround for register stack overwrite bug in mmix.
6653 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
6654 support for TARGET_REG_STACK_FILL_BUG.
6655 * config/mmix/mmix.h: Remove member has_call_without_parameters.
6656 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
6657 Delete.
6658 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
6659 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
6660 -mno-reg-stack-fill-bug-workaround.
6661 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
6662 machine member has_call_without_parameters.
6663 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
6664 -mreg-stack-fill-bug-workaround and
6665 -mno-reg-stack-fill-bug-workaround.
6666 (MMIX Options): Ditto.
6668 2002-01-21 Kazu Hirata <kazu@hxi.com>
6670 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
6671 as appropriate.
6672 Remove redundant code.
6674 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
6676 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
6677 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6678 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
6679 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
6680 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
6681 out target macro definitions and non-target-specific comments
6682 mostly taken from old versions of the manual.
6684 2002-01-20 Kazu Hirata <kazu@hxi.com>
6686 * config/h8300/h8300.h: Fix comment formatting.
6687 * config/ia64/aix.h: Likewise.
6688 * config/ia64/ia64-protos.h: Likewise.
6689 * config/ia64/ia64.c: Likewise.
6690 * config/ia64/ia64.h: Likewise.
6691 * config/ia64/ia64intrin.h: Likewise.
6692 * config/ia64/linux.h: Likewise.
6693 * config/ia64/unwind-aix.c: Likewise.
6694 * config/ia64/unwind-ia64.c: Likewise.
6696 2002-01-20 Kazu Hirata <kazu@hxi.com>
6698 * config/h8300/h8300.c: Revise comments about shift code.
6700 2002-01-20 Kazu Hirata <kazu@hxi.com>
6702 * config/h8300/h8300.c (function_arg): Update a comment.
6704 2002-01-20 Kazu Hirata <kazu@hxi.com>
6706 * config/h8300/h8300.md: Update the comments at the beginning
6707 of the file.
6709 2002-01-20 Kazu Hirata <kazu@hxi.com>
6711 * config/i370/i370.c: Fix comment formatting.
6712 * config/i370/i370.h: Likewise.
6713 * config/i370/i370.md: Likewise.
6714 * config/i370/linux.h: Likewise.
6716 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6718 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
6720 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
6721 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
6722 in incomplete case.
6724 2002-01-20 Graham Stott <grahams@redhat.com>
6726 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
6728 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
6730 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
6732 2002-01-19 Tom Rix <trix@redhat.com>
6734 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
6736 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
6738 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
6740 * function.c (assign_stack_local_1): Adjust x_frame_offset with
6741 STARTING_FRAME_PHASE.
6742 (STARTING_FRAME_PHASE): New.
6743 (instantiate_virtual_regs): Check saneness of
6744 STARTING_FRAME_PHASE.
6746 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
6748 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
6750 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
6752 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
6754 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
6755 be used for bootstrapping GCC 3.0.
6757 2002-01-18 Kazu Hirata <kazu@hxi.com>
6759 * config/h8300/h8300.md: Fix an insn length.
6761 2002-01-18 Kazu Hirata <kazu@hxi.com>
6763 * bitmap.h: Fix comment formatting.
6764 * combine.c: Likewise.
6765 * cppfiles.c: Likewise.
6766 * c-pragma.h: Likewise.
6767 * c-typeck.c: Likewise.
6768 * df.c: Likewise.
6769 * dwarf2out.c: Likewise.
6770 * function.c: Likewise.
6771 * gcc.c: Likewise.
6772 * genattrtab.c: Likewise.
6773 * gthr-win32.h: Likewise.
6774 * haifa-sched.c: Likewise.
6775 * predict.c: Likewise.
6776 * rtlanal.c: Likewise.
6777 * rtl.h: Likewise.
6778 * unwind-dw2-fde.h: Likewise.
6779 * unwind-pe.h: Likewise.
6780 * vmsdbgout.c: Likewise.
6782 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6784 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
6785 if type_required and passed decl.
6787 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
6789 * config.gcc (cpu_type): Include altivec.h in powerpc
6790 extra_headers.
6791 Same for darwin.
6793 * config/rs6000/altivec.h: New.
6795 2002-01-17 David Edelsohn <edelsohn@gnu.org>
6797 * doc/install.texi (*-ibm-aix*): Update assembler and exception
6798 handling information.
6799 * doc/trouble.texi (Interoperation): Add libstdc++ information
6800 for AIX.
6801 (Misunderstandings): Add template instantiation and static template
6802 member information for AIX.
6804 2002-01-17 Jason Merrill <jason@redhat.com>
6806 * dbxout.c (dbxout_type): Support const and volatile.
6808 * except.c (add_partial_entry): Remove backwards compatibility code.
6809 (end_protect_partials): Likewise.
6811 2002-01-17 Jakub Jelinek <jakub@redhat.com>
6813 * config/ia64/ia64.md (prologue_use): New.
6814 * config/ia64/ia64.c (ia64_expand_prologue): Use
6815 gen_prologue_use instead of gen_rtx_USE.
6816 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
6817 as CODE_FOR_pred_rel_mutex.
6818 (ia64_sched_reorder2): Likewise.
6820 2002-01-16 Eric Christopher <echristo@redhat.com>
6822 * config/mips/r3900.h: Reformat.
6823 (SUBTARGET_CPP_SIZE_SPEC): Remove.
6824 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
6825 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
6826 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
6827 * config/mips/t-elf: Remove mips3 multilib.
6829 2002-01-16 H.J. Lu <hjl@gnu.org>
6831 * config/mips/linux.h: Include "mips/abi64.h".
6833 2002-01-16 H.J. Lu <hjl@gnu.org>
6835 * config/mips/t-linux: New.
6837 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
6839 * config/mips/linux.h: Don't include "gofast.h".
6840 (INIT_SUBTARGET_OPTABS): Removed.
6842 2002-01-16 Kazu Hirata <kazu@hxi.com>
6844 * config/h8300/h8300-protos.h: Replace emit_a_shift with
6845 output_a_shift.
6846 * config/h8300/h8300.c: Likewise.
6847 * config/h8300/h8300.md: Likewise.
6849 2002-01-16 Kazu Hirata <kazu@hxi.com>
6851 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
6852 spaces after an opcode name.
6853 (pushqi1_h8300hs): Likewise.
6854 (pushhi1_h8300hs): Likewise.
6856 2002-01-16 Kazu Hirata <kazu@hxi.com>
6858 * doc/extend.texi: Replace "option" with "attribute"
6859 appropriately.
6861 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6863 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
6864 (and:DI () (const_int -8)).
6865 (split_small_symbolic_mem_operand): Split
6866 (mem (and:DI () (const_int -8)).
6868 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6870 PR target/5309:
6871 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
6872 same way as TYPE_IMUL.
6873 (ultrasparc_sched_reorder): Likewise.
6874 * config/sparc/sparc.md (type): Add comment to update
6875 ultrasparc_sched_reorder when making changes.
6877 2002-01-16 Kazu Hirata <kazu@hxi.com>
6879 * doc/invoke.texi: Change the dump file name of block
6880 reordering pass from 28.bbro to 29.bbro.
6881 Mention -dk option.
6883 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
6885 * i386.md (minsf splitter): Fix pasto.
6887 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6889 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
6890 to frame pointer initialisation instruction.
6891 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
6892 initialisation instruction.
6893 (soft_df_operand): Do not accept the IP register.
6894 (nonimmediate_soft_df_operand): Do not accept the IP register.
6896 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6898 PR target/5357:
6899 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
6900 MASK_V8 being both set.
6902 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
6904 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
6905 insn for GOT register; add REG_MAYBE_DEAD notes instead.
6906 config/s390/s390.md (call, call_value): Add GOT register to
6907 CALL_INSN_FUNCTION_USAGE where needed.
6908 (call_exp, call_value_exp): New.
6910 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6912 * config/arm/arm.c: General formatting tidy up.
6914 2002-01-16 Graham Stott <grahams@redhat.com>
6916 * calls.c (try_to_integrate): Use "(size_t)" intermediate
6917 cast and when casting an integer literal to "rtx" pointer.
6918 (expand_call): Likewise.
6919 * flow.c (try_pre_increment): Likewise.
6920 (find_use_as_address): Likewise.
6921 * integrate.c (expand_iline_function): Likewise.
6922 * regmove.c (try_auto_increment): Likewise.
6924 2002-01-16 Graham Stott <grahams@redhat.com>
6926 * sched-rgn.c (passed): Use sbitmap_free.
6927 (header): Likewise.
6928 (inner): Likewise.
6929 (in_queue): Likewise.
6930 (in_stack): Likewise.
6932 2002-01-15 Eric Christopher <echristo@redhat.com>
6934 * flow.c (propagate_one_insn): Change to use fatal_insn.
6936 2002-01-15 Kazu Hirata <kazu@hxi.com>
6938 * expmed.c (extract_fixed_bit_field): Remove unused code.
6939 * system.h: Poison SLOW_ZERO_EXTEND.
6940 * doc/tm.texi: Remove.
6941 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
6942 * config/arm/arm.h: Likewise.
6943 * config/avr/avr.h: Likewise.
6944 * config/clipper/clipper.h: Likewise.
6945 * config/convex/convex.h: Likewise.
6946 * config/d30v/d30v.h: Likewise.
6947 * config/dsp16xx/dsp16xx.h: Likewise.
6948 * config/elxsi/elxsi.h: Likewise.
6949 * config/fr30/fr30.h: Likewise.
6950 * config/h8300/h8300.h: Likewise.
6951 * config/i370/i370.h: Likewise.
6952 * config/i386/i386.h: Likewise.
6953 * config/m68k/m68k.h: Likewise.
6954 * config/mips/mips.h: Likewise.
6955 * config/ns32k/ns32k.h: Likewise.
6956 * config/pdp11/pdp11.h: Likewise.
6957 * config/pj/pj.h: Likewise.
6958 * config/s390/s390.h: Likewise.
6959 * config/sh/sh.h: Likewise.
6960 * config/stormy16/stormy16.h: Likewise.
6961 * config/v850/v850.h: Likewise.
6962 * config/vax/vax.h: Likewise.
6963 * config/we32k/we32k.h: Likewise.
6965 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
6967 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
6968 (altivec_lvsl): Change constraint to b.
6969 (altivec_lvsr): Same.
6970 (altivec_lvebx): Same.
6971 (altivec_lvehx): Same.
6972 (altivec_lvewx): Same.
6973 (altivec_lvxl): Same.
6974 (altivec_lvx): Same.
6975 (altivec_stvx): Add parallel.
6976 (altivec_stvxl): Same.
6977 (altivec_stvehx): Same.
6978 (altivec_stvebx): Same.
6979 (altivec_stvebx): Same.
6981 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
6983 * config.gcc: Change altivec.h to altivec-defs.h.
6985 * config/rs6000/altivec.h: Delete.
6987 * config/rs6000/altivec-defs.h: Add.
6989 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
6991 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
6992 and UMOD modes.
6994 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
6995 less than or equal to eight bytes.
6997 * vax.md (andsi3): Remove constraints and change SET destination
6998 operand type to nonimmediate_operand.
6999 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
7000 when it is a CONST_INT.
7002 2002-01-15 Jason Merrill <jason@redhat.com>
7004 * c-common.def (FILE_STMT): New code.
7005 * c-common.c (statement_code_p): It's a statement.
7006 * c-common.h (stmt_tree_s): Add x_last_filename.
7007 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
7008 (last_expr_filename): New macro.
7009 * c-semantics.c (begin_stmt_tree): Initialize it.
7010 (add_stmt): If the filename changed, also insert a
7011 FILE_STMT.
7012 (expand_stmt): Handle seeing one.
7014 2002-01-15 Eric Christopher <echristo@redhat.com>
7016 * flow.c (propagate_one_insn): Add error message and print out
7017 insn for debugging.
7019 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
7021 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
7022 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
7023 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
7024 TRAMPOLINE_ALIGNMENT.
7025 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
7026 to be in bits.
7027 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
7028 PCC_BITFIELD_TYPE_MATTERS.
7029 * config/interix.h (STDC_VALUE): Remove. Use
7030 STDC_0_IN_SYSTEM_HEADERS.
7031 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
7032 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
7033 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
7035 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
7037 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
7038 not work on this platform currently.
7040 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
7042 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
7043 readonly_warning in _().
7045 2002-01-15 Douglas B Rupp <rupp@gnat.com>
7047 * gcc.c (delete_if_ordinary): Backout previous change.
7049 2002-01-15 Kazu Hirata <kazu@hxi.com>
7051 * config/h8300/h8300.c (print_operand): Remove support for
7052 unused operand characters.
7054 * read-rtl.c: Fix formatting.
7055 * real.c: Likewise.
7056 * recog.c: Likewise.
7057 * regclass.c: Likewise.
7058 * regmove.c: Likewise.
7059 * reg-stack.c: Likewise.
7060 * reload1.c: Likewise.
7061 * rtlanal.c: Likewise.
7063 2002-01-15 Kazu Hirata <kazu@hxi.com>
7065 * config/i386/i386.c: Fix formatting.
7067 2002-01-15 Jakub Jelinek <jakub@redhat.com>
7069 * c-typeck.c (process_init_element): Don't save_expr
7070 COMPOUND_LITERAL_EXPR if just its initializer will be used.
7072 2002-01-15 David Edelsohn <edelsohn@gnu.org>
7074 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
7075 emit optional traceback table if optimize_size or TARGET_ELF.
7076 * config/rs6000/rs6000.md (prefetch): New.
7078 2002-01-15 Andreas Jaeger <aj@suse.de>
7080 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
7082 2002-01-15 Kazu Hirata <kazu@hxi.com>
7084 * mips-tfile.c: Fix formatting.
7086 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
7088 * unroll.c (final_reg_note_copy): Fix previous commit.
7090 2002-01-14 Kazu Hirata <kazu@hxi.com>
7092 * config/h8300/h8300-protos.h: Remove the prototype for
7093 eq_operator.
7094 * config/h8300/h8300.c (eq_operator): Remove.
7096 2002-01-14 Richard Henderson <rth@redhat.com>
7098 * config/i386/i386.md (prefetch): Tidy.
7099 (prefetch_3dnow): Fix locality operand.
7101 2002-01-14 Richard Henderson <rth@redhat.com>
7103 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
7104 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
7106 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
7108 * reload1.c (reload_combine): Pass reg_sum replacement through
7109 copy_rtx in loop performing multiple changes.
7111 2002-01-14 Jakub Jelinek <jakub@redhat.com>
7113 * except.c (remove_unreachable_regions): New.
7114 (free_eh_status): Clear exception_handler_labels.
7115 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
7116 (find_exception_handler_labels): Don't add the same label more than
7117 once.
7118 (remove_exception_handler_label): Don't die if
7119 find_exception_handler_labels hasn't been called for the current
7120 function yet.
7122 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
7124 * toplev.c (rest_of_compilation): Rebuild jump labels after
7125 gcse.
7127 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
7129 * doc/extend.texi: Move documentation of X86 built-in functions
7130 here.
7131 * doc/invoke.texi: From here.
7132 * doc/sourcebuild.texi: Document location of documentation for
7133 machine built-in functions.
7135 2002-01-13 Christopher Faylor <cgf@redhat.com>
7137 * cppfiles.c (TEST_THRESHOLD): New macro.
7138 (SHOULD_MMAP): Ditto.
7139 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
7140 be used.
7142 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
7144 * unroll.c (final_reg_note_copy): Properly handle
7145 REG_LABEL
7146 (unroll_loops): Fix LOOP_CONDITION heuristics.
7148 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
7150 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
7151 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
7153 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
7155 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
7156 threaded loop.
7158 2002-01-14 Tom Rix <trix@redhat.com>
7160 * config/rs6000/rs6000.md: Fix typo with sradi.
7162 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
7164 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
7165 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
7166 (clrstrdi, clrstrsi): Adapt callers.
7168 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
7170 (movti splitter): Never use register 0 as base register.
7172 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
7174 * combine.c (simplify_shift_const): Always generate new rtx
7175 for shift expression instead of reusing given expression.
7177 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7179 * config/alpha/alpha.c (alpha_expand_mov): Don't call
7180 alpha_legitimize_address unless mode is Pmode.
7182 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
7184 * doc/md.texi (Modifiers): Document the '*' constraint for the
7185 user.
7187 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
7188 * doc/extend.texi (Function Attributes): 'interrupt' is valid
7189 for xstormy16 too.
7191 2002-01-13 Richard Henderson <rth@redhat.com>
7193 * reload.c (find_reloads): Use a hard reg destination as reload reg
7194 for an input reload of the source.
7196 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7198 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
7199 more generic.
7201 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
7203 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
7204 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
7206 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
7208 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7210 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
7212 2002-01-12 Tom Rix <trix@redhat.com>
7214 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
7215 TARGET_POWERPC64.
7217 2002-01-12 Richard Henderson <rth@redhat.com>
7219 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
7221 * doc/invoke.texi: Update Alpha options.
7223 * doc/invoke.texi: Update i386 built-in function lists.
7225 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
7227 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
7228 referencing outside.
7230 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7232 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
7233 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
7234 offsets, and change line folding.
7235 * optabs.c (expand_binop): Remove warnings.
7236 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
7238 2002-01-12 Graham Stott <grahams@redhat.com>
7240 * attribs.c (handle_deprecated_attribute): constify WHAT.
7241 * diagnostic.c (warn_deprecated_use): Add braces, fixes
7242 dangling else warning and constify WHAT.
7243 * except.h (struct function, struct inline_remap): Move
7244 struct tag forward defs before all prototypes.
7245 (duplicate_eh_regions): Whitespace.
7247 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
7249 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
7250 MODE_BASE_REG_CLASS.
7251 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
7253 2002-01-12 Richard Henderson <rth@redhat.com>
7255 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
7256 (ix86_expand_vector_move): New.
7257 (bdesc_2arg): Remove andps, andnps, orps, xorps.
7258 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
7259 Remove old prefetch builtins. Special case the logicals removed above.
7260 (ix86_expand_builtin): Likewise.
7261 (safe_vector_operand): Use V4SFmode, not TImode.
7262 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
7263 (ix86_expand_timode_binop_builtin): New.
7264 * config/i386/i386-protos.h: Update.
7265 * config/i386/i386.h (enum ix86_builtins): Update.
7266 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
7267 Use ix86_expand_vector_move in vector move expanders.
7268 (movti_internal, movti_rex64): Add xorps alternative.
7269 (sse_clrv4sf): Rename and adjust from sse_clrti.
7270 (prefetch): Don't work so hard.
7271 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
7272 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
7273 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
7275 2002-01-11 Richard Henderson <rth@redhat.com>
7277 * config/i386/mmintrin.h: New file.
7278 * config/i386/xmmintrin.h: New file.
7279 * config.gcc (i?86-*-*): Add extra_headers.
7280 * simplify-rtx.c (simplify_unary_operation): Handle saturating
7281 truncation codes.
7282 (simplify_binary_operation): Handle saturating arithmetic codes.
7283 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
7284 not the lowpart subreg.
7285 (ix86_expand_builtin): Return a TImode dummy register instead of 0
7286 on error.
7287 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
7289 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7291 * conflict.c (conflict_graph_compute): Free regsets when finished.
7292 * ssa.c (compute_coalesced_reg_partition): Likewise.
7294 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7296 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
7297 every where we allocate a register.
7299 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7301 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
7302 * lcm.c (compute_earliest, compute_farthest): Likewise.
7304 2002-01-11 Janis Johnson <janis187@us.ibm.com>
7306 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
7308 2002-01-11 Janis Johnson <janis187@us.ibm.com>
7310 * doc/rtl.texi (Insns): Fix 2 typos.
7312 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
7314 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
7315 options. Use @table @gcctabopt for MMIX options. Add index
7316 entries for MMIX options. Start new paragraph with first
7317 heading of the machine-dependent options.
7319 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
7321 PR other/5299
7322 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
7323 * combine.c (force_to_mode): Same.
7324 * reload1.c (clear_reload_reg_in_use): Same.
7326 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
7328 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
7329 and 'subtargets'.
7331 2002-01-11 Andreas Jaeger <aj@suse.de>,
7332 Brad Lucier <lucier@math.purdue.edu>
7334 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
7335 mcpu.
7337 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
7339 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
7340 Protect with IN_LIBGCC.
7341 (LINK_EH_SPEC): Add required trailing space.
7343 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
7345 * c-tree.h: Move function declarations so that they are listed
7346 under the filename which contains them.
7347 (check_identifier, finish_decl_top_level,
7348 lookup_name_current_level_global, shadow_record_fields): Remove.
7350 2002-01-11 Andreas Jaeger <aj@suse.de>
7352 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
7353 march.
7355 2002-01-10 Richard Henderson <rth@redhat.com>
7357 * config/alpha/alpha.c (print_operand): Add 'J'.
7358 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
7359 new operand with the sequence number for the lituse. When splitting
7360 the insns, use gen_movdi_er_high_g and generate a sequence number.
7361 (gen_movdi_er_high_g): Print the sequence number if non-zero.
7363 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
7365 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
7366 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
7367 stvxl.
7368 (altivec_expand_builtin): Same.
7369 (altivec_expand_stv_builtin): New.
7371 * config/rs6000/rs6000.h (rs6000_builtins): Same.
7373 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
7374 ("altivec_lvehx"): New.
7375 ("altivec_lvewx"): New.
7376 ("altivec_lvxl"): New.
7377 ("altivec_lvx"): New.
7378 ("altivec_stvx"): New.
7379 ("altivec_stvebx"): New.
7380 ("altivec_stvehx"): New.
7381 ("altivec_stvewx"): New.
7382 ("altivec_stvxl"): New.
7384 2002-01-10 Richard Henderson <rth@redhat.com>
7386 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
7387 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
7388 care not to delete instructions twice.
7390 2002-01-10 Zack Weinberg <zack@codesourcery.com>
7392 * toplev.c: Don't declare environ (it's not used anywhere).
7393 * configure.in: Don't check for declaration of environ.
7394 * config/i386/xm-mingw32.h: Don't #define environ.
7395 * config.in, configure: Regenerate.
7397 2002-01-10 Zack Weinberg <zack@codesourcery.com>
7399 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
7400 * configure: Regenerate.
7402 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
7403 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
7404 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
7405 alpha/xm-vms.h.
7406 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
7407 LIMITS_H_TEST here, not in m68k/x-next.
7408 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
7409 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
7411 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
7412 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
7413 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
7415 * config/i386/x-djgpp: Renamed i386/t-djgpp.
7416 * config/m88k/x-dolph: Renamed m88k/t-dolph.
7417 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
7418 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
7419 replacement of quadlib.asm with quadlib.c.
7421 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
7422 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
7423 config/rs6000/xm-beos.h: Delete file.
7425 * config.gcc: Update to match above changes.
7427 2002-01-10 Kazu Hirata <kazu@hxi.com>
7429 * config/h8300/h8300.h: Fix comment typos.
7430 * config/h8300/h8300.md: Likewise.
7431 * config/h8300/lib1funcs.asm: Likewise.
7433 2002-01-10 Dale Johannesen <dalej@apple.com>
7435 PR optimization/5269
7436 * unroll.c (precondition_loop_p): Make *increment be the correct
7437 sign when n_iterations known, to avoid confusing caller.
7439 2002-01-10 Kazu Hirata <kazu@hxi.com>
7441 * doc/extend.texi (deprecated): Fix a typo.
7443 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
7445 * basic-block.h (update_br_prob_note): Declare.
7446 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
7447 (try_forward_edges): Care negative frequencies and update note.
7448 (outgoing_edges_match): Tweek conditional merging heuristics.
7449 (try_crossjump_to_edge): use update_br_prob_note.
7450 * cfglayout.c (fixup_reorder_chain): Likewise.
7451 * cfrtl.c (update_br_prob_note): New.
7452 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
7454 * i386.c (ix86_decompose_address): Return -1 if address contains
7455 shift.
7456 (legitimate_address_p): Require ix86_decompose_address to return 1.
7458 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
7459 (cprop_insn): Likewise.
7461 2002-01-10 Kazu Hirata <kazu@hxi.com>
7463 * toplev.c: Fix formatting.
7464 * tree.c: Likewise.
7465 * tree-dump.c: Likewise.
7466 * unroll.c: Likewise.
7467 * unwind-dw2.c: Likewise.
7468 * unwind-dw2-fde.c: Likewise.
7469 * unwind-dw2-fde-glibc.c: Likewise.
7470 * unwind-sjlj.c: Likewise.
7472 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7474 * doc/invoke.texi: Document PDP-11 options.
7476 2002-01-10 Kazu Hirata <kazu@hxi.com>
7478 * config/h8300/h8300.h: Fix formatting.
7480 2002-01-10 Ira Ruben <ira@apple.com>
7482 Add __attribute__ ((deprecated)).
7483 * extend.texi: Document __attribute__ ((deprecated)).
7484 * invoke.texi: Document -Wno-deprecated-declarations.
7485 * testsuite/g++.dg/other/deprecated.C: New C++ test.
7486 * testsuite/gcc.dg/deprecated.c: New C test.
7487 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
7488 (c_common_attribute_table): Add "deprecated" entry.
7489 (handle_deprecated_attribute): New function.
7490 * c-decl.c (deprecated_states): New enum.
7491 deprecated_state: State of "deprecated" handling.
7492 (start_decl): Set deprecated_state based on attributes.
7493 (grokdeclarator): Test for deprecated uses, propagate attribute.
7494 * c-typeck.c (build_component_ref): Test for deprecated fields.
7495 (build_external_ref): Test for deprecated primaries.
7496 * diagnostic.c (warn_deprecated_use) New function to issue
7497 warnings about __attribute__ ((depricated)) references.
7498 * flags.h (warn_deprecated_decl): Extern declared for
7499 -W[no-]deprecated-declarations option.
7500 * print-tree.c (print_node): Show deprecated flag status.
7501 * toplev.c (warn_deprecated_decl): Defined.
7502 (W_options): Added "deprecated-declaration".
7503 * toplev.h (warn_deprecated_use): Extern declared.
7504 * tree.h (struct tree_common): Define deprecated_flag.
7505 (TREE_DEPRECATED): New macro to access flag.
7506 * cp/call.c (build_call): Test for deprecated calls.
7507 * cp/class.c (add_implicitly_declared_members): Set global
7508 flag to tell grokdeclarator to not issue deprecated warnings.
7509 * cp/cp-tree.h: Add extern for adding_implicit_members.
7510 * cp/decl.c (deprecated_states): New enum.
7511 (start_decl): Set deprecated_state based on attributes.
7512 (grokdeclarator): Test for deprecated uses, propagate attribute.
7513 * cp/lex.c (do_identifier): Test for deprecated primaries.
7514 * cp/typeck.c (build_component_ref): Test for deprecated fields.
7516 2002-01-10 Ira Ruben <ira@apple.com>
7518 Fix to assign attributes to inline member functions.
7519 * cp/decl.c (start_method): Handle attrlist.
7521 2002-01-10 Kazu Hirata <kazu@hxi.com>
7523 * combine.c (expand_field_assignment): Use subreg_lsb().
7525 2002-01-10 David Edelsohn <edelsohn@gnu.org>
7527 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
7528 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
7529 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
7530 Recurse for any operand of AND as long as constant is non-zero.
7532 2002-01-10 Kazu Hirata <kazu@hxi.com>
7534 * config/h8300/h8300.md: Remove constraints from expanders.
7536 2002-01-10 Kazu Hirata <kazu@hxi.com>
7538 * varasm.c: Fix formatting.
7539 * varray.c: Likewise.
7540 * vmsdbgout.c: Likewise.
7541 * xcoffout.c: Likewise.
7543 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
7545 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
7546 update edge probabilities to match.
7548 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7550 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
7551 dependencies.
7552 * doc/languages.texi, doc/sourcebuild.texi: New files.
7553 * doc/configfiles.texi: Make a subsubsection. Update.
7554 * doc/configterms.texi: Add @node. Remove warning that this isn't
7555 instructions for building GCC.
7556 * doc/makefile.texi: Make a subsection.
7557 * doc/gccint.texi: Update.
7559 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
7561 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
7563 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
7565 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
7567 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
7569 * optabs.c (expand_fix): Look for wider integer modes first.
7571 * i386.md (mov?f): Avoid the fake const double trick for medium
7572 memory model.
7573 (min?f*/max?f*): Prohibit memory operands for i387 variant.
7574 (fop_df_4): Disable for SSE compilation.
7576 2002-01-10 Graham Stott <grahams@redhat.com>
7578 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
7579 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
7581 2002-01-10 Richard Henderson <rth@redhat.com>
7583 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
7585 2002-01-10 Richard Henderson <rth@redhat.com>
7587 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
7588 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
7590 2002-01-10 Kazu Hirata <kazu@hxi.com>
7592 * combine.c (can_combine_p): Fix a comment typo.
7594 2002-01-09 Zack Weinberg <zack@codesourcery.com>
7596 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
7597 empty list correctly. Change loop index $t to $f for
7598 consistency with rest of Makefile.
7600 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
7602 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
7603 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
7605 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
7606 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
7607 (altivec_init_builtins): Same.
7608 (altivec_expand_unop_builtin): Return NULL_RTX on error.
7609 (altivec_expand_binop_builtin): Same.
7610 (altivec_expand_ternop_builtin): Same.
7611 (bdesc_dst): New.
7613 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
7614 ("altivec_vctuxs"): Fix typo.
7615 ("altivec_vnmsubfp"): Same.
7616 ("altivec_dssall"): New.
7617 ("altivec_mfvscr"): New.
7618 ("altivec_dss"): New.
7619 ("altivec_lvsl"): New.
7620 ("altivec_lvsr"): New.
7621 ("altivec_dstt"): New.
7622 ("altivec_dstst"): New.
7623 ("altivec_dststt"): New.
7624 ("altivec_dst"): New.
7626 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
7627 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
7629 2002-01-09 Richard Henderson <rth@redhat.com>
7631 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
7633 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
7635 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
7636 function.
7637 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
7638 prototype.
7639 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
7641 2002-01-09 Kazu Hirata <kazu@hxi.com>
7643 * read-rtl.c: Fix formatting.
7644 * real.c: Likewise.
7645 * regclass.c: Likewise.
7646 * regrename.c: Likewise.
7647 * reg-stack.c: Likewise.
7648 * reload1.c: Likewise.
7649 * reload.c: Likewise.
7650 * rtl.c: Likewise.
7652 2002-01-09 Kazu Hirata <kazu@hxi.com>
7654 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
7655 to extract items in the expr_list chain.
7657 2002-01-09 Richard Henderson <rth@redhat.com>
7659 * config/vax/vax.c (vax_rtx_cost): Never abort.
7661 * config/vax/vax.h (REAL_ARITHMETIC): Define.
7663 2002-01-09 Jan Hubicka <jh@suse.cz>
7665 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
7667 2002-01-09 Richard Henderson <rth@redhat.com>
7669 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
7670 Unify code from various alternatives.
7672 2002-01-09 Richard Henderson <rth@redhat.com>
7674 * regrename.c (copy_value): Ignore the copy if the source register
7675 is present in the value chain with a narrower mode.
7677 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7679 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
7680 for the c4x target. Also improve layout.
7682 2002-01-09 Richard Henderson <rth@redhat.com>
7684 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
7685 * config/m32r/m32r.md (and ior xor splitters): Swap operands
7686 to match insn patterns.
7688 2002-01-09 Richard Henderson <rth@redhat.com>
7690 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
7691 (copyprop_hardreg_forward_1): Likewise.
7693 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7695 * pa.md (decrement_and_branch_until_zero): Change predicate for
7696 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
7698 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7700 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
7701 gets undefined. For Darwin.
7703 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7705 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
7707 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7709 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
7711 2002-01-08 Richard Henderson <rth@redhat.com>
7713 * regrename.c (copy_value): Ignore overlapping copies.
7715 2002-01-08 Richard Henderson <rth@redhat.com>
7717 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
7718 as needed to avoid shared structure.
7720 2002-01-08 Kazu Hirata <kazu@hxi.com>
7722 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
7723 H8/300H and H8/S.
7725 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7727 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
7728 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
7729 documentation of obsolete macros.
7730 * system.h: Poison these macros.
7731 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
7732 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
7733 config/c4x/c4x.h, config/clipper/clipper.h,
7734 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
7735 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
7736 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
7737 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
7738 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
7739 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
7740 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
7741 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
7742 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
7743 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
7744 config/sparc/sparc.h, config/stormy16/stormy16.h,
7745 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
7746 definitions and commented out definitions of obsolete macros.
7747 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
7748 of MAX_INT_TYPE_SIZE.
7750 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7752 * config/s390/s390.c (s390_preferred_reload_class): Never
7753 return ADDR_REGS if it isn't a subset of the given class.
7754 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
7755 FP_REGS, but all superclasses as well.
7757 * config/s390/s390.c (s390_function_profiler): Fix thinko.
7759 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
7760 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
7761 must not be a const_int.
7763 2002-01-08 Richard Henderson <rth@redhat.com>
7765 * Makefile.in (toplev.o): Depend on options.h.
7766 (gcc.o): Depend on specs.h.
7768 2002-01-08 Jakub Jelinek <jakub@redhat.com>
7770 * expr.c (store_expr): Convert VOIDmode constants back to target's
7771 mode.
7773 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7775 * doc/invoke.texi: Markup gcc as @command. Refer to
7776 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
7777 of http://gcc.gnu.org/thanks.html.
7779 2002-01-08 Dale Johannesen <dalej@apple.com>
7781 * config/rs6000/rs6000.md: Add missing int register
7782 target case to movdf_low.
7784 2002-01-08 Zack Weinberg <zack@codesourcery.com>
7786 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
7787 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
7788 (cppinit.o): Depend on except.h.
7789 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
7790 s-specs): New rules.
7792 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
7793 Don't create specs.h/options.h/gencheck.h here. Remove
7794 unnecessary variable settings from last argument of AC_OUTPUT.
7795 * config.in, configure: Regenerate.
7796 * intl.c: Hardcode package name as "gcc".
7798 * cppinit.c: Include except.h.
7799 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
7800 appropriate.
7801 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
7802 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
7803 (!)USING_SJLJ_EXCEPTIONS.
7804 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
7806 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7808 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
7809 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
7810 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
7811 documentation of obsolete macros.
7812 * system.h: Poison these macros.
7813 * config/d30v/d30v.h, config/ns32k/encore.h,
7814 config/stormy16/stormy16.h: Remove definitions and commented out
7815 definitions of obsolete macros.
7817 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
7819 * objc/objc-act.c (handle_class_ref): Mark the declaration of
7820 %sobjc_class_ref_%s as used - to prevent unwanted compiler
7821 warnings.
7823 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7825 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
7826 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
7827 to insn adjusting stack/frame pointer.
7828 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
7829 accept operands that cause the insn to be non-splittable.
7831 2002-01-08 Graham Stott <grahams@redhat.com>
7833 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
7834 (C_TYPE_FIELDS_VOLATILE): Likewise.
7835 (C_TYPE_BEING_DEFINED): Likewise.
7836 (C_IS_RESERVED_WORD): Likewise.
7837 (C_TYPE_VARIABLE_SIZE): Likewise.
7838 (C_DECL_VARIABLE_SIZE): Likewise.
7839 (C_MISSING_PROTOTYPE_WARNED): Likewise.
7840 (C_SET_EXP_ORIGINAL_CODE): Likewise.
7841 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
7842 parenthesis.
7843 (C_DECL_ANTICIPATED): Likewise.
7844 (c_build_type_variant): Add parenthesis.
7846 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7848 * gcc.c (option_map): Remove --version.
7849 (process_command): Handle -fversion following the GNU Coding
7850 Standards. Partially addresses PR other/704.
7852 2002-01-08 Graham Stott <grahams@redhat.com>
7854 * combine.c (combine_instructions): Fix typo.
7856 2002-01-08 Graham Stott <grahams@redhat.com>
7858 * debug.h: Use "tree" and "rtx" throughout.
7860 * debug.c: Likewise.
7862 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
7864 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
7865 constant pool, use the pool's version of the symbol instead.
7867 2002-01-07 Richard Henderson <rth@redhat.com>
7869 * regrename.c (find_oldest_value_reg): Ignore the value chain if
7870 the original register was copied in a mode with a fewer number of
7871 hard registers than the desired mode.
7872 (copyprop_hardreg_forward_1): Likewise.
7873 (debug_value_data): Fix loop test.
7874 * toplev.c (parse_options_and_default_flags): Reenable
7875 -fcprop-registers at -O1.
7877 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7879 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
7880 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
7882 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
7883 predicates.
7885 * config/rs6000/rs6000.md: Add altivec predicate patterns.
7887 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
7889 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
7890 (pa_output_function_prologue): Output local label at the beginning of
7891 the prologue when profiling.
7892 (hppa_profile_hook): Use the local label rather than the function label.
7893 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
7895 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7897 * config/rs6000/rs6000.c (print_operand): Remove extra space.
7898 (altivec_expand_unop_builtin): Fix thinko.
7899 (altivec_expand_binop_builtin): Same.
7900 (altivec_expand_ternop_builtin): Same.
7901 (altivec_expand_builtin): Same.
7903 2002-01-07 Richard Henderson <rth@redhat.com>
7905 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
7907 2002-01-07 Jason Merrill <jason@redhat.com>
7909 * unwind-dw2.c (execute_cfa_program): Use < again.
7911 2002-01-07 Jakub Jelinek <jakub@redhat.com>
7913 * predict.c (combine_predictions_for_insn): Avoid division by zero.
7915 2002-01-07 Jakub Jelinek <jakub@redhat.com>
7917 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
7918 Don't allow -1 - x -> ~x simplifications in the first pass.
7920 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7922 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
7923 arguments.
7924 (altivec_expand_binop_builtin): Same.
7925 (altivec_expand_unop_builtin): Same.
7926 (print_operand): Fix typo.
7927 (bdesc_1arg): Add vupk* variants.
7929 * rs6000.h (rs6000_builtins): Add vupk* enums.
7931 * rs6000.md: Add altivec_vupk* variants.
7933 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
7935 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
7936 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
7937 and last update dates.
7939 2002-01-07 Janis Johnson <janis187@us.ibm.com>
7941 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
7943 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
7945 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
7946 * config/avr/avr.h (CPP_SPEC): Likewise.
7947 (LINK_SPEC): Likewise.
7948 (CRT_BINUTILS_SPECS): Likewise.
7949 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7950 * doc/invoke.texi (AVR Options): Document them.
7952 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
7954 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
7955 LABEL_NUSES.
7957 2002-01-07 Graham Stott <grahams@redhat.com>
7959 * config/i386/i386.h: Update copyright date.
7960 (HALF_PIC_PTR): Add parenthesis.
7961 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
7962 (CONSTANT_ALIGNMENT): Add parenthesis.
7963 (DATA_ALIGNMENT): Likewise.
7964 (LOCAL_ALIGNMENT): Likewise.
7965 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
7966 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
7967 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
7968 (HARD_REGNO_NREGS): Add paranethesis.
7969 (VALID_SSE_REG_MODE): Whitespace.
7970 (VALID_MMX_REG_MODE): Whitespace.
7971 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
7972 (ix86_hard_regno_mode_ok): Add parenthesis.
7973 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
7974 (RETURN_IN_MEMORY): Whitespace.
7975 (N_REG_CLASSES): Add parenthesis.
7976 (INTEGER_CLASS_P): Add parenthesis and wrap.
7977 (FLOAT_CLASS_P): Likewise.
7978 (SSE_CLASS_P): Likewise.
7979 (MMX_CLASS_P): Likewise.
7980 (MAYBE_INTEGER_CLASS_P): Likewise.
7981 (MAYBE_FLOAT_CLASS_P): Likewise.
7982 (MAYBE_SSE_CLASS_P): Likewise.
7983 (MAYBE_MMX_CLASS_P): Likewise.
7984 (Q_CLASS_P): Likewise.
7985 (GENERAL_REGNO_P): Uppercase macro parameter.
7986 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
7987 (FP_REGNO_P): Likewise.
7988 (ANY_FP_REGNO_P): Uppercase macro parameter.
7989 (SSE_REGNO_P): Likewise.
7990 (SSE_REGNO): Likewise.
7991 (SSE_REG_P): Likewise.
7992 (SSE_FLOAT_MODE_P): Likewise.
7993 (MMX_REGNO_P): Likewise.
7994 (MMX_REG_P):Likewise.
7995 (STACK_REG_P): Likewise.
7996 (NON_STACK_REG_P): Likewise.
7997 (STACK_TOP_P): Likewise.
7998 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
7999 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
8000 (SECONDARY_MEMORY_NEEDED): Likewise.
8001 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
8002 (MD_ASM_CLOBBERS): Whitespace and wrap.
8003 (MUST_PASS_IN_STACK): Whitespace and wrap.
8004 (RETURN_POPS_ARGS): Add parenthesis.
8005 (INIT_CUMULATIVE_ARGS): Likewise.
8006 (FUNCTION_ARG): Likewise.
8007 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
8008 (SETUP_INCOMING_VARARGS): Likewise.
8009 (BUILD_VA_LIST_TYPE): Add parenthesis.
8010 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
8011 parenthsis.
8012 (EXPAND_BUILTIN_VA_ARG): Likewise.
8013 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
8014 (INITIALIZE_TRAMPOLINE): Add parenthesis.
8015 (INITIAL_ELIMINATION_OFFSET): Likewise.
8016 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
8017 (REGNO_OK_FOR_BASE_P): Likewise.
8018 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
8019 (REGNO_OK_FOR_DIREG_P): Likewise.
8020 (REG_OK_FOR_INDEX_P): Whitespace.
8021 (REG_OK_FOR_BASE_P): Whitespace.
8022 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
8023 parenthesis.
8024 (FIND_BASE_TERM): Fix typo.
8025 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
8026 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
8027 (SYMBOLIC_CONST; Whitespace.
8028 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
8029 (ENCODE_SECTION_INFO): Whitespace.
8030 (FINALIZE_PIC): Remove do { ... } while (0).
8031 (PROMOTE_MODE): Wrap in do { ... } while (0).
8032 (CONST_COSTS): Whitespace.
8033 (RTX_COSTS): Add paramethesis, whitespace and wrap.
8034 (REGISTER_MOVE_COST): Add parenthesis.
8035 (MEMORY_MOVE_COST): Likewise.
8036 (EXTRA_CC_MODES): Whitespace.
8037 (SELECT_CC_MODE): Add parenthesis and whitespace.
8038 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
8039 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
8040 (ASM_OUTPUT_LABEL): Add paramethesis.
8041 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
8042 (ASM_OUTPUT_REG_POP): Likewise.
8043 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
8044 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8046 * config/i386/i386.c: Update copyright.
8047 (CHECK_STACK_LIMIT): Add parenthesis.
8048 (AT_BP): Uppercase macro parameter.
8049 (x86_64_int_parameter_registers): Constify.
8050 (x86_64_int_return_registers): Likewise.
8051 (ix86_compare_op0): Use rtx.
8052 (construct_container): Constify INTREG parameter.
8053 (function_arg): Use rtx.
8055 * diagnostic.h: Update copyright date.
8056 (output_buffer_state): Add parenthesis.
8057 (output_buffer_format_args): Likewise.
8059 * combine.c (combine_instructions): Replace XEXP (links, 0)
8060 with link.
8062 2002-01-06 H.J. Lu <hjl@gnu.org>
8064 * cfgcleanup.c (thread_jump): Fix 2 typos.
8066 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
8068 * config.gcc: Add support for --enable-altivec.
8070 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
8072 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
8074 2002-01-06 Jakub Jelinek <jakub@redhat.com>
8076 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
8077 __objc_class_name_*.
8079 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
8081 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
8083 2002-01-06 Richard Henderson <rth@redhat.com>
8085 * reorg.c (emit_delay_sequence): Remove death notes, not merely
8086 nop them out. Increment label reference count for REG_LABEL.
8087 (fill_slots_from_thread): Frob label reference count around
8088 delete_related_insns.
8090 2002-01-05 Richard Henderson <rth@redhat.com>
8092 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
8093 jump threading.
8095 2002-01-05 Richard Henderson <rth@redhat.com>
8097 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
8098 * integrate.c (output_inline_function): Likewise.
8099 * toplev.c (rest_of_compilation): Do it here instead. Move call
8100 to remove_unnecessary_notes after emitting abstract instance.
8101 Force an emitted nested function to have its parent emited as well.
8102 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
8103 for null.
8104 (rtl_for_decl_location): Do not look at reload data structures
8105 before reload has run.
8107 2002-01-05 Kazu Hirata <kazu@hxi.com>
8109 * cse.c: Fix formatting.
8110 * dwarf2asm.c: Likewise.
8111 * dwarf2out.c: Likewise.
8112 * explow.c: Likewise.
8113 * expmed.c: Likewise.
8114 * function.c: Likewise.
8115 * gcov.c: Likewise.
8116 * gencheck.c: Likewise.
8117 * genrecog.c: Likewise.
8118 * ggc-common.c: Likewise.
8119 * ggc-page.c: Likewise.
8120 * global.c: Likewise.
8122 2002-01-05 Kazu Hirata <kazu@hxi.com>
8124 * combine.c: Fix formatting.
8126 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
8128 PR middle-end/1557
8129 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
8131 2002-01-05 David Edelsohn <edelsohn@gnu.org>
8133 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
8134 as 1 for __powerpc64__ as well.
8136 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
8138 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
8139 return it.
8141 2002-01-05 Daniel Berlin <dan@dberlin.org>
8143 * lcm.c: Revert change, due to performance regression it causes on
8144 SPEC because it's slightly more conservative (sigh, I hate
8145 edge-based LCM).
8147 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
8149 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
8151 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
8153 * doc/cppinternals.texi: Update.
8155 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
8157 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
8158 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
8159 negatives.
8160 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
8161 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
8162 kludge for pre-october-14th mmix versions to handle new-found bug
8163 with PUSHJ/PUSHGO and the register stack.
8164 * config/mmix/mmix.h (struct machine_function): Rename member
8165 has_call_value_without_parameters to has_call_without_parameters.
8166 All referers changed.
8167 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
8168 TARGET_MASK_BRANCH_PREDICT): New macros.
8169 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
8170 -mno-reg-stack-fill-bug-workaround.
8171 * config/mmix/mmix.md ("call"): Set struct machine member
8172 has_call_without_parameters.
8174 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
8176 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
8178 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
8180 * cfgcleanup.c: Include tm_p.h
8181 (mark_effect): Fix handling of hard register; fix handling of SET
8183 2002-01-04 Kazu Hirata <kazu@hxi.com>
8185 * config/h8300/h8300.md (anonymous patterns): Check that
8186 operands are registers before using REGNO on them.
8188 2002-01-03 Roland McGrath <roland@frob.com>
8190 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
8192 2002-01-04 Jakub Jelinek <jakub@redhat.com>
8194 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
8195 * c-common.h (genrtl_expr_stmt_value): Likewise.
8196 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
8197 (expand_expr_stmt_value): Add maybe_last argument.
8198 Don't warn about statement with no effect if it is the last statement
8199 in expression statement.
8200 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
8201 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
8202 expand_expr_stmt_value.
8203 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
8204 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
8205 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
8206 as maybe_last to expand_expr_stmt_value.
8208 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
8210 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
8211 be passed in, do not build it.
8212 (c_begin_if_stmt): New function.
8213 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
8214 * c-common.h (c_expand_start_cond): Update prototype.
8215 (c_begin_if_stmt): Prototype new function.
8216 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
8217 * c-parse.in (if_prefix): Use c_begin_if_stmt,
8218 c_begin_while_stmt and c_finish_while_stmt_cond.
8220 2002-01-04 William Cohen <wcohen@redhat.com>
8222 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
8223 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
8224 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
8225 * config/pa/som.h (ASM_FILE_START): Likewise.
8227 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
8229 * lcm.c: Include df.h.
8230 Add available_transfer_function prototype.
8231 (compute_available): Rework to use iterative dataflow framework.
8232 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
8233 with bb_info in df.h
8234 (available_transfer_function): New function.
8236 * Makefile.in (lcm.o): add df.h to dependencies.
8238 2002-01-04 Richard Henderson <rth@redhat.com>
8240 * config/alpha/alpha.c (some_operand): Accept HIGH.
8241 (input_operand): Likewise; accept simple references to globals.
8242 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
8243 (alpha_const_double_ok_for_letter_p): Likewise.
8244 (alpha_extra_constraint): Likewise.
8245 (alpha_preferred_reload_class): Likewise. Do not force
8246 symbolic constants to memory.
8247 (alpha_legitimate_address_p): Accept simple references
8248 to small_symbolic_operand.
8249 (alpha_legitimize_address): New arg scratch. Be prepared to be
8250 called when no_new_pseudos. Emit simple symbolic references.
8251 Split integers into low, high, and rest.
8252 (alpha_expand_mov): Use alpha_legitimize_address.
8253 (some_small_symbolic_mem_operand): New.
8254 (split_small_symbolic_mem_operand): New.
8255 * config/alpha/alpha-protos.h: Update.
8256 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
8257 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8258 (EXTRA_CONSTRAINT): Likewise.
8259 (PREFERRED_RELOAD_CLASS): Likewise.
8260 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
8261 (PREDICATE_CODES): Update.
8262 * config/alpha/alpha.md: New post-reload splitters to convert
8263 simplfied symbolic operands to the form that references $29.
8264 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
8265 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
8267 2002-01-03 Richard Henderson <rth@redhat.com>
8269 * local-alloc.c (function_invariant_p): Update commentary.
8271 2002-01-04 H.J. Lu <hjl@gnu.org>
8273 * toplev.c (rest_of_compilation): Fix a typo when calling
8274 cleanup_cfg.
8276 2002-01-03 Kazu Hirata <kazu@hxi.com>
8278 * c-common.c: Fix formatting.
8279 * diagnostic.c: Likewise.
8280 * doloop.c: Likewise.
8281 * dwarf2out.c: Likewise.
8283 2002-01-03 Kazu Hirata <kazu@hxi.com>
8285 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
8286 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
8288 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
8290 * cpperror.c: Update comments and copyright.
8291 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
8292 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
8294 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8296 * collect2.c (main): Use strcmp when testing for "-shared".
8298 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
8300 * cppmacro.c: Don't include intl.h. Update comments.
8301 (new_number_token): Allocate enough buffer for 64-bit unsigned
8302 integers; update prototype.
8303 * cppmain.c: Update comments.
8305 2002-01-03 William Cohen <wcohen@redhat.com>
8307 * function.h (struct function): Add profile.
8308 (current_function_profile): New.
8309 doc/extend.texi: Update documentation.
8310 * final.c (final_start_function): Use current_function_profile
8311 instead of profile_flag.
8312 (profile_after_prologue): Likewise.
8313 * function.c (expand_function_start): Likewise.
8314 (expand_function_start): Likewise.
8315 * config/alpha/alpha.c (direct_call_operand):
8316 (alpha_does_function_need_gp): Likewise.
8317 (alpha_expand_prologue): Likewise.
8318 * config/arm/arm.c (arm_expand_prologue): Likewise.
8319 thumb_expand_prologue: Likewise.
8320 * config/d30v/d30v.c (d30v_stack_info): Likewise.
8321 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
8322 (fr30_expand_prologue): Likewise.
8323 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
8324 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
8325 * config/i386/i386.h (FINALIZE_PIC): Likewise.
8326 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
8327 * config/i960/i960.c (i960_output_function_prologue): Likewise.
8328 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
8329 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
8330 (m32r_expand_prologue): Likewise.
8331 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
8332 (m88k_expand_prologue): Likewise.
8333 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
8334 * config/mips/mips.c (compute_frame_size): Likewise.
8335 (mips_expand_prologue): Likewise.
8336 (mips_can_use_return_insn): Likewise.
8337 * config/pa/elf.h (ASM_FILE_START): Likewise.
8338 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
8339 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
8340 * config/pa/som.h (ASM_FILE_START): Likewise.
8341 * config/romp/romp.c (romp_using_r14): Likewise.
8342 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
8343 (rs6000_stack_info): Likewise.
8344 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8345 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
8346 * config/v850/v850.c (compute_register_save_size): Likewise.
8348 2002-01-03 Jakub Jelinek <jakub@redhat.com>
8350 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
8351 gen_lowpart_common fails, use gen_lowpart_SUBREG.
8353 2002-01-03 Turly O'Connor <turly@apple.com>
8355 * darwin.c (machopic_output_possible_stub_label): Don't generate
8356 stub routines for pseudo-stubs which we've just defined.
8358 2002-01-03 Kazu Hirata <kazu@hxi.com>
8360 * builtins.c: Fix formatting.
8361 * c-typeck.c: Likewise.
8362 * combine.c: Likewise.
8363 * expr.c: Likewise.
8364 * loop.c: Likewise.
8366 2002-01-03 Andreas Schwab <schwab@suse.de>
8368 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
8369 and return true if _cpp_push_next_buffer pushed a new include
8370 file.
8371 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
8372 _cpp_pop_file_buffer did not push a new file.
8373 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
8375 2002-01-02 Eric Christopher <echristo@redhat.com>
8377 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
8378 FIND_REG_INC_NOTE call. Update copyright.
8379 * loop.c (canonicalize_condition): Ditto.
8380 * reorg.c (delete_scheduled_jump): Ditto.
8382 2002-01-03 Kazu Hirata <kazu@hxi.com>
8384 * gcse.c: Fix formatting.
8386 2002-01-03 Graham Stott <grahams@redhat.com>
8388 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
8389 forward defs for struct tags rtx_def, union_tree, rtvec_def
8390 also output corresponding typedefs for rtx, tree, and rtvec.
8392 * system.h: Move forward defs for struct tags rtx_def, union_tree,
8393 rtvec_def along with corresponding typedefs for rtx, tree, and
8394 rtvec to config.h, hconfig.h, tconfig.h.
8396 2002-01-03 Graham Stott <grahams@redhat.com>
8398 * tree.h: Update copyright date.
8399 (IS_EXPR_CODE_CLASS): Add parenthesis.
8400 (TREE_SET_CODE): Add whitespace.
8401 (TREE_CHECK): Add parenthesis.
8402 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
8403 (CST_OR_CONSTRUCTOR_CHECK):
8404 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
8405 (TREE_SYMBOL_REFERENCED): Whitespace.
8406 (INT_CST_LT): Likewise.
8407 (INT_CST_LT_UNSIGNED): Likewise.
8408 (tree_real_cst): Unwrap comment.
8409 (tree_string): Likewise.
8410 (tree_complex): Likewise.
8411 (IDENTIFIER_POINTER): correct cast.
8412 (SAVE_EXPR_CONTEXT): Whitespace.
8413 (EXPR_WFL_FILENAME_NODE): Likewise.
8414 (EXPR_WFL_FILENAME): Remove parenthesis.
8415 (DECL_ORIGIN): Add parenthesis.
8416 (DECL_FROM_INLINE): Use NULL_TREE.
8417 (build_int_2): Whitespace.
8418 (build_type_variant): Add parenthesis.
8420 * gcc/jcf-parse.c: Update copyright date.
8421 (yyparse): Constify resource_filename.
8423 2002-01-03 Graham Stott <grahams@redhat.com>
8425 * rtl.h: Update copyright date.
8426 (RTL_CHECK1): Wrap long line.
8427 (RTL_CHECK2): Likewise.
8428 (RTL_CHECKC1): Wrap long line and whitespace.
8429 (RTL_CHECKC2): Likewise.
8430 (XWINT): Whitespace.
8431 (XINT): Likewise.
8432 (XSTR): Likewise.
8433 (XEXP): Likewise.
8434 (XVEC): Likewise.
8435 (XMODE): Likewise.
8436 (XBITMAP): Likewise.
8437 (XTREE): Likewise.
8438 (XBBDEF): Likewise.
8439 (XTMPL): Likewise.
8440 (X0WINT): Likewise.
8441 (X0INT):Likewise.
8442 (X0UINT): Likewise.
8443 (X0STR): Likewise.
8444 (X0EXP): Likewise.
8445 (X0VEC): Likewise.
8446 (X0MODE): Likewise.
8447 (X0BITMAP): Likewise.
8448 (X0TREE): Likewise.
8449 (X0BBDEF): Likewise.
8450 (X0ADVFLAGS): Likewise.
8451 (X0CSELIB): Likewise.
8452 (X0MEMATTR): Likewise.
8453 (XCWINT): Likewise.
8454 (XCINT): Likewise.
8455 (XCUINT): Likewise.
8456 (XCSTR): Likewise.
8457 (XCEXP): Likewise.
8458 (XCVEC): Likewise.
8459 (XCMODE): Likewise.
8460 (XCBITMAP): Likewise.
8461 (XCTREE): Likewise.
8462 (XCBBDEF): Likewise.
8463 (XCADVFLAGS): Likewise.
8464 (XCCSELIB): Likewise.
8465 (XC2EXP): Likewise.
8466 (INSN_UID): Likewise.
8467 (PREV_INSN): Likewise.
8468 (PATTERN): Likewise.
8469 (INSN_CODE): Likewise.
8470 (PUT_REG_NOTE_KIND): Likewise.
8471 (CODE_LABEL_NUMBER): Likewise.
8472 (NOTE_SOURCE_FILE): Likewise.
8473 (NOTE_BLOCK): Likewise.
8474 (NOTE_EH_HANDLER): Likewise.
8475 (NOTE_RANGE_INFO): Likewise.
8476 (NOTE_LIVE_INFO): Likewise.
8477 (NOTE_BASIC_BLOCK): Likewise.
8478 (NOTE_EXPECTED_VALUE): Likewise.
8479 (NOTE_LINE_NUMBER): Likewise.
8480 (LABEL_NAME): Likewise.
8481 (LABEL_NUSES): Likewise.
8482 (LABEL_ALTERNATE_NAME): Likewise.
8483 (ADDRESSOF_DECL): Likewise.
8484 (JUMP_LABEL): Likewise.
8485 (LABEL_NEXTREF): Likewise.
8486 (REGNO): Likewise.
8487 (ORIGINAL_REGNO: Likewise.
8488 (HARD_REGISTER_NUM_P): Add parenthesis.
8489 (SUBREG_REG): Whitespace.
8490 (SUBREG_BYTE): Likewise.
8491 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
8492 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
8493 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
8494 (ASM_OPERANDS_INPUT_VEC): Likewise.
8495 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
8496 (ASM_OPERANDS_INPUT): Likewise.
8497 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
8498 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
8499 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
8500 (ASM_OPERANDS_INPUT_MODE): Likewise.
8501 (ASM_OPERANDS_SOURCE_FILE): Likewise.
8502 (ASM_OPERANDS_SOURCE_LINE): Likewise.
8503 (MEM_SET_IN_STRUCT_P): Minor reformat.
8504 (TRAP_CONDITION): Whitespace.
8505 (TRAP_CODE): Likewise.
8506 (COND_EXEC_TEST): Likewise.
8507 (COND_EXEC_CODE): Likewise.
8508 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
8509 (PHI_NODE_P): Add parenthesis.
8510 (plus_constant): Whitespace and add parenthesis.
8512 2002-01-03 Kazu Hirata <kazu@hxi.com>
8514 * config/avr/avr.c: Fix comment typos.
8515 * config/c4x/c4x.md: Likewise.
8516 * config/dsp16xx/dsp16xx.h: Likewise.
8517 * config/dsp16xx/dsp16xx.md: Likewise.
8518 * config/i386/i386.md: Likewise.
8519 * config/ia64/ia64.c: Likewise.
8520 * config/m32r/m32r.h: Likewise.
8521 * config/m68hc11/m68hc11.md: Likewise.
8522 * config/mmix/mmix.c: Likewise.
8523 * config/mn10200/mn10200.c: Likewise.
8524 * config/romp/romp.c: Likewise.
8525 * config/sh/sh.c: Likewise.
8526 * config/stormy16/stormy16.c: Likewise.
8527 * config/stormy16/stormy16.h: Likewise.
8528 * config/stormy16/stormy16.md: Likewise.
8530 2002-01-03 Graham Stott <grahams@redhat.com>
8532 * loop.h: Update copyright date.
8533 (LOOP_MOVABLES): Fix typo.
8534 (LOOP_REGS): Likewise.
8535 (LOOP_IVS): Likewise.
8537 2002-01-03 Graham Stott <grahams@redhat.com>
8539 * cppinit.c: Update copyright date.
8540 Don't include output.h
8541 * Makefile.in: Update copyright date.
8542 Update dependency.
8544 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
8546 PR c/5226
8547 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
8548 (-pthread) Add to RS/6000 options.
8550 2002-01-02 Kazu Hirata <kazu@hxi.com>
8552 * except.c: Fix comment typos.
8553 * loop.c: Likewise.
8554 * varasm.c: Likewise.
8555 * doc/tm.texi: Fix a typo.
8557 2002-01-02 Jakub Jelinek <jakub@redhat.com>
8559 * c-typeck.c (output_init_element): Allow initializing static storage
8560 duration objects with compound literals.
8562 2002-01-02 Richard Henderson <rth@redhat.com>
8564 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
8565 after abusing it.
8567 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8569 * gcc.c (default_compilers): Const-ify.
8570 * mips-tdump.c (stab_names): Likewise.
8571 * mips-tfile.c (map_coff_types, map_coff_storage,
8572 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
8573 pseudo_ops_t, pseudo_ops): Likewise.
8574 * protoize.c (default_include): Likewise
8576 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
8577 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
8578 Add array size in declaration.
8579 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
8580 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
8581 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
8582 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
8583 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
8584 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
8585 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
8586 emtens, make_nan): Const-ify.
8587 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
8588 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
8590 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
8592 * config.gcc (ia64-*-*): Set extra_headers.
8593 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
8594 * config/alpha/t-osf: Remove.
8595 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
8597 2002-01-02 David Edelsohn <edelsohn@gnu.org>
8599 * config/rs6000/t-aix43: Revert previous change.
8601 2002-01-02 Jason Merrill <jason@redhat.com>
8603 * c-decl.c (c_expand_body): Call outlining_inline_function when
8604 emitting an inline function out of line.
8606 2002-01-02 Richard Henderson <rth@redhat.com>
8608 * dwarf2out.c (limbo_die_node): Add created_for member.
8609 (new_die): New argument created_for. Update all callers.
8610 (mark_limbo_die_list): New.
8611 (dwarf2out_init): Register limbo_die_list as a root.
8612 (dwarf2out_finish): Force insert limbo dies into their function
8613 context.
8615 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
8617 PR c++/5089
8618 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
8620 2002-01-02 Kazu Hirata <kazu@hxi.com>
8622 * config/h8300/fixunssfsi.c: Update copyright.
8623 Fix comment typos.
8624 Fix formatting.
8625 * config/h8300/h8300.c: Update copyright.
8626 Eliminate warnings.
8628 2002-01-02 Kazu Hirata <kazu@hxi.com>
8630 * config/romp/romp.c: Fix comment formatting.
8631 * config/romp/romp.h: Likewise.
8632 * config/romp/romp.md: Likewise.
8633 * config/s390/s390.c: Likewise.
8634 * config/stormy16/stormy16.c: Likewise.
8635 * config/stormy16/stormy16.h: Likewise.
8637 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
8639 * c-common.h (genrtl_expr_stmt_value): Declare.
8640 * c-semantics.c (genrtl_goto_stmt): Redirect to...
8641 (genrtl_goto_stmt_value): ... this new function. Pass new
8642 argument down to expand_expr_stmt_value, taking
8643 TREE_ADDRESSABLE into account.
8644 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
8645 STMT_EXPR as addressable, i.e., one whose result we want.
8646 * expr.c (expand_expr): Don't save expression statement value
8647 of labeled_blocks or loop_exprs.
8648 * stmt.c (expand_expr_stmt): Redirect to...
8649 (expand_expr_stmt_value): ... this new function. Use new
8650 argument to tell whether to save expression value.
8651 (expand_end_stmt_expr): Reset last_expr_type and
8652 last_expr_value if we don't have either.
8653 * tree-inline.c (declare_return_variable): Mark its use
8654 statement as addressable.
8655 * tree.h: Document new use of TREE_ADDRESSABLE.
8656 (expand_expr_stmt_value): Declare.
8658 2002-01-01 Tom Rix <trix@redhat.com>
8660 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
8661 rs6000_emit_allocate_stack.
8663 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
8665 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
8666 ${srcdir}/ginclude/ to every entry in extra_headers.
8667 * configure: Regenerate.
8668 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
8669 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
8670 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
8671 * ginclude/proto.h: Rename to config/convex/proto.h.
8673 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8675 * attribs.c (handle_vector_size_attribute): Use host_integerp
8676 and tree_int_cst; remove warnings.
8677 * caller-save.c (insert_restore): Add cast to get rid of warning.
8678 (insert_save): Likewise.
8679 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
8680 * regmove.c (find_matches): Add temporary var to kill a warning.
8682 2002-01-01 Douglas B Rupp <rupp@gnat.com>
8684 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
8685 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
8686 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
8687 (vms-dwarf2eh.o): Add Makefile rule.
8688 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
8689 * config/alpha/vms-dwarf2eh.asm: New file.
8691 * gcc.c (delete_if_ordinary): Delete all versions.
8693 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
8695 * config/mmix/mmix.md: Update FIXME to not mention
8696 define_constants.
8697 (MMIX_rJ_REGNUM): New define_constants constant.
8698 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
8699 "*movdicc_real"): Adjust contraints formatting.
8700 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
8701 for branch prediction.
8702 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
8703 output template.
8704 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
8705 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
8706 number. Delete related FIXMEs.
8707 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
8708 from number to MMIX_rJ_REGNUM.
8709 (TARGET_MASK_BRANCH_PREDICT): New.
8710 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
8711 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
8712 value. Add -mbranch-predict and -mno-branch-predict.
8713 (TARGET_VERSION): Drop date.
8714 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
8715 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
8716 for finding out global symbols.
8717 (mmix_asm_output_labelref): Revert condition for global symbol.
8718 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
8719 (mmix_print_operand_punct_valid_p): A '+' is valid.
8721 See ChangeLog.6 for earlier changes.