| blob | 317122a646bb9c2c419b9f2d7422b95398f8e03c |
1 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
3 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
5 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7 * c-common.c (c_expand_expr): Fix prototype.
8 * c-common.h (c_expand_expr): Always declare, update.
9 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
10 * c-objc-common.c (c_objc_common_init): No global hook.
11 * expr.c (expand_expr): Use langhook.
12 * expr.h (enum expand_modifier): Conditionally declare.
13 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
14 (LANG_HOOKS_INITIALIZER): Update.
15 * langhooks.c (lhd_expand_expr): New.
16 * langhooks.h (struct lang_hooks): New hook.
17 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
18 (lang_independent_init): Don't default hook.
19 objc:
20 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
22 2002-03-27 Richard Henderson <rth@redhat.com>
24 PR target/6054
25 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
26 TARGET_CONST_GP. Simplify conditions.
28 2002-03-27 Richard Henderson <rth@redhat.com>
30 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
31 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
32 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
34 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
36 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
37 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
38 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
39 Remove unnecessary masks.
40 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
41 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
42 -mwindows, -mdll switches and their negations.
44 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
46 * gcc-common.c (lang_mark_false_label_stack): Remove.
47 * ggc.h (lang_mark_false_label_stack): Similarly.
49 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
51 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
53 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
54 or __rtems_ is defined.
56 2002-03-26 Richard Henderson <rth@redhat.com>
58 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
59 if a non-trivial load was emitted.
60 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
61 in high+extra+low case.
63 2002-03-26 Richard Henderson <rth@redhat.com>
65 * config.gcc (sparc*-solaris): Use float_format=sparc.
67 2002-03-26 Richard Henderson <rth@redhat.com>
69 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
70 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
71 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
72 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
73 (WINT_TYPE_SIZE): Fix at 32.
75 2002-03-26 Richard Henderson <rth@redhat.com>
77 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
78 until after eh landing pad generation.
79 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
80 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
82 2002-03-26 Richard Henderson <rth@redhat.com>
84 * expr.h (ADD_PARM_SIZE): One more convert for INC.
86 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
88 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
89 and warning switches.
90 (cc1_options): Likewise.
92 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
94 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
95 Restore more of the signal context. Set no_reg_stack_frame.
96 * config/ia64/unwind-ia64.c (unw_state_record):
97 Add no_reg_stack_frame, comments.
98 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
99 (uw_update_context): Adjust bsp when unwinding from leaf,
100 but not signal frame.
102 2002-03-26 David Edelsohn <edelsohn@gnu.org>
104 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
106 2002-03-26 Bob Wilson <bob.wilson@acm.org>
108 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
110 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
112 PR target/5621
113 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
114 "Add a pool_range attribute", which was lost during the ARM/Thumb
115 merge.
117 2002-03-26 Bob Wilson <bob.wilson@acm.org>
119 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
120 a register into the MAC16 accumulator.
122 2002-03-26 Andrew Cagney <ac131313@redhat.com>
124 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
125 (Warning Options): Document -Wswitch-enum.
126 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
127 -Wswitch.
128 (warn_switch_enum): Define variables.
129 * flags.h (warn_switch_enum): Declare variables.
130 * stmt.c (expand_end_case_type): When warn_switch_enum /
131 -Wswitch-enum, perform switch checks.
132 Fix PR c/5044.
134 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
136 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
137 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
138 (reload_muladdsi_compare0_scratch): Delete.
140 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
142 * doc/install.texi (*-*-freebsd*): Update.
144 2002-03-26 Richard Henderson <rth@redhat.com>
146 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
147 (SUB_PARM_SIZE): Cast DEC to ssizetype.
149 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
150 types from the normal argument frame.
152 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
153 variable sized objects by reference.
154 (sparc_va_arg): Receive them by reference too.
156 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
158 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
159 code to not restoring global registers.
161 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
163 * Makefile.in (ggc-common.o): Update.
164 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
165 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
166 * c-tree.h (c_mark_tree): New.
167 * ggc-common.c: Include langhooks.h.
168 (gcc_mark_trees): Use new langhook.
169 * ggc-callbacks.c: Delete file.
170 * ggc.h (lang_mark_tree): Remove.
171 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
172 (LANG_HOOKS_INITIALIZER): Update.
173 * langhooks.h (struct lang_hooks): New hook.
174 objc:
175 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
177 2002-03-25 Zack Weinberg <zack@codesourcery.com>
179 * doc/cpp.texi: Exclude entire Top node from printed manual.
180 Move option index after directive index. Insert page breaks
181 before GFDL and concept index. Index environment variables
182 with command line options.
183 * doc/cppenv.texi: Use @vtable for environment variable list.
184 Add paragraph explaining semantics of empty elements in path
185 variables. Exclude a cross-reference to Fishkill from the
186 manpage. Remove an unnecessary cross-reference of the entry
187 right above the referer. Don't use @anchor in text that goes
188 into manpage.
189 * doc/cppopts.texi: Cross-reference the environment variables
190 section, not the specific environment variable, for consistency.
192 2002-03-25 Richard Henderson <rth@redhat.com>
194 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
195 anywhere in the block. Don't refer to insns that have been
196 removed from the chain. Iterate backward through the new insns.
197 Don't refer to edges that have been removed.
199 2002-03-26 Alan Modra <amodra@bigpond.net.au>
201 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
202 test for overflow of constant.
204 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
206 PR target/2623
207 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
208 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
209 these patterns on arm_archv4.
211 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
213 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
214 int".
216 2002-03-25 Zack Weinberg <zack@codesourcery.com>
218 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
219 float_handled, float_handler, float_signal, set_float_handler,
220 and do_float_handler. Set handler for SIGFPE to crash_signal.
221 * toplev.h: Don't prototype do_float_handler.
223 * c-lex.c: Fold parse_float into lex_number. Make warning
224 about portability of hex float constants more informative, and
225 don't issue it on top of a syntax error.
226 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
227 their callers.
228 * real.h: Define REAL_VALUE_ABS here...
229 * simplify-rtx.c: ... not here. Fold check_fold_consts,
230 simplify_unary_real, simplify_binary_real, and
231 simplify_binary_is2orm1 into their callers.
232 * tree.c: Fold build_real_from_int_cst_1 into caller.
234 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
236 * tsystem.h: Include float.h here...
237 * libgcc2.c: ... not here.
239 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
241 Fixes for: PR bootstrap/3591, target/5676
242 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
243 defined. Do not disable exceptions or rtti.
244 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
245 mcore.h. Disable exceptions and rtti, since they are not
246 supported by EPOC.
248 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
250 * c-decl.c (maybe_build_cleanup): Remove.
251 * expr.c (expand_expr): Use langhook.
252 * langhooks-def.h (lhd_return_null_tree,
253 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
254 (LANGHOOKS_INITIALIZER): Update.
255 * langhooks.c (lhd_return_null_tree): New.
256 * langhooks.h (struct lang_hooks): New hook.
257 * tree-inline.c (initialize_inlined_parameters): Use langhook.
258 * tree.h (maybe_build_cleanup): Remove.
260 2002-03-25 Jakub Jelinek <jakub@redhat.com>
262 * regrename.c (build_def_use): Move recog_memoized
263 before extract_insn.
265 2002-03-25 Jakub Jelinek <jakub@redhat.com>
267 PR target/6043
268 * expr.c (emit_group_store): Handle storing into CONCAT.
270 2002-03-25 Jakub Jelinek <jakub@redhat.com>
272 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
273 corresponding MATCH_DUP.
275 2002-03-24 Richard Henderson <rth@redhat.com>
277 * unroll.c (unroll_loop): Zero label_map.
279 * gcse.c: Include except.h.
280 * Makefile.in (gcse.o): Update.
282 2002-03-24 Richard Henderson <rth@redhat.com>
284 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
285 Do resolve_unique_section before shared data clause.
287 2002-03-24 Richard Henderson <rth@redhat.com>
289 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
291 2002-03-24 Richard Henderson <rth@redhat.com>
293 * recog.c (peephole2_optimize): Split blocks when EH insns are
294 generated in the middle of a block. Do global life update if
295 zapped EH edges.
297 2002-03-24 Richard Henderson <rth@redhat.com>
299 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
301 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
303 preprocessor/3951
304 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
305 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
306 (init_dependency_output): Don't make no_output decision here.
308 2002-03-24 Andrew Cagney <ac131313@redhat.com>
310 * stmt.c (check_for_full_enumeration_handling): Remove tests of
311 warn_switch. Update description.
312 (expand_end_case_type): Call check_for_full_enumeration_handling
313 when warn_switch.
315 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
317 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
318 (m68hc11_split_move): Call it to see if the source and destination
319 operands use the same direction auto inc/dec mode, otherwise make the
320 source an offsetable memory operand and generate an add.
322 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
324 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
325 register for operand 2.
326 ("*subsi3_zero_extendqi"): Likewise.
327 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
328 bits so that it is compatible with a pop.
329 ("*andhi3_gen"): Likewise.
330 ("xorhi3"): Likewise.
332 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
334 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
335 -pedantic here...
336 (cpp_post_options): ... not here.
338 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
339 Aldy Hernandez <aldyh@redhat.com>
341 Removal of separate preprocessor cpp0.
343 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
344 cpp0, install-common): Update.
345 * c-common.c (flag_preprocess_only): New.
346 (c_common_init): Preprocess for -E.
347 * c-common.h (flag_preprocess_only): New.
348 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
349 * c-objc-common.c (c_init_decl_processing): Exit quickly
350 for NULL return from c_common_init.
351 * cpplib.h (cpp_preprocess_file): New.
352 * cppmain.c (main, general_init, pfile, progname): Remove.
353 (do_preprocessing): Rename cpp_preprocess_file, don't call
354 cpp_finish. Don't close stdout here.
355 (setup_callbacks): Update prototype.
356 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
357 Update.
358 * tradcpp.c (main): Ignore -quiet.
359 objc:
360 * lang-specs.h (default_compilers): Preprocess with cc1obj.
362 2002-03-24 Richard Henderson <rth@redhat.com>
364 PR optimization/5742
365 * machmode.def: Add inner mode field to complex modes.
366 * config/mips/mips.c (mips_function_value): Always define. Add
367 new argument to handle libcalls.
368 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
369 (FUNCTION_VALUE): Likewise.
370 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
371 * config/mips/mips-protos.h: Update.
373 2002-03-23 Richard Henderson <rth@redhat.com>
375 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
376 * config/sparc/sparc-protos.h: Update.
377 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
379 2002-03-23 Richard Henderson <rth@redhat.com>
381 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
382 _start or _init begins the text segment.
384 2002-03-23 David Edelsohn <edelsohn@gnu.org>
386 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
387 not HOST_WIDEST_INT.
388 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
390 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
392 PR java/5489
393 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
394 operand argument to output_return_instruction.
395 * arm.c (arm_print_operand, case 'd'): If the operand is
396 const_true_rtx then just return.
397 (arm_print_operand, case 'D'): If the operand is const_true_rtx
398 then abort.
400 2002-03-23 Andrew Cagney <ac131313@redhat.com>
402 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
403 (Warning Options): Document -Wswitch-default.
404 * toplev.c (W_options): Add -Wswitch-default. Update comment on
405 -Wswitch.
406 (warn_switch_default): Define variable.
407 (warn_switch): Update comment.
408 * flags.h (warn_switch_default): Declare variable.
409 (warn_switch): Update comment.
410 * stmt.c (expand_end_case): Check for and, when
411 warn_switch_no_default, warn of a missing default case.
413 2002-03-23 Alan Modra <amodra@bigpond.net.au>
415 * real.h (N): Special case 128 bit doubles.
417 * combine.c (simplify_comparison): When widening modes, ignore
418 sign extension on CONST_INTs.
420 2002-03-22 Bob Wilson <bob.wilson@acm.org>
422 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
423 passed to adjust_address. Fix comment formatting.
426 2002-03-22 Zack Weinberg <zack@codesourcery.com>
428 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
429 Always make REAL_VALUE_TYPE a struct containing an array of
430 HOST_WIDE_INT, not a double. Tidy up the code deciding how
431 big it is. Don't declare or use union real_extract.
433 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
434 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
435 (print_operand), config/arm/arm.c (output_move_double),
436 config/arm/arm.md (consttable_4, consttable_8),
437 config/romp/romp.c (output_fpops), config/s390/s390.h
438 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
439 (xtensa_output_literal): Don't use union real_extract.
441 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
442 (sfmode_constant_to_ulong), config/ns32k/merlin.h
443 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
444 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
445 (PRINT_OPERAND): Don't use local version of union
446 real_extract.
448 * config/convex/convex.c (check_float_value), config/vax/vax.c
449 (vax_float_literal), config/m88k/m88k.md (divdf3),
450 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
451 config/pdp11/pdp11.c (output_move_quad): Don't do host
452 arithmetic on target floating point quantities.
454 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
455 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
457 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
458 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
460 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
461 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
462 INFINITY.
463 * print-rtl.c (print_rtx): Disable code which needs
464 floating-point emulator.
465 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
466 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
467 depending on HOST_FLOAT_FORMAT to be defined properly.
469 * config/1750a/1750a.c (get_double, float_label): Delete.
470 (print_operand): Delete huge commented-out chunk. Use
471 REAL_VALUE_TO_DECIMAL.
472 * config/1750a/1750a-protos.h: Delete prototypes of deleted
473 functions.
474 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
475 IEEE_FLOAT_FORMAT.
476 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
477 Use REAL_VALUE_TO_DECIMAL as ELF version does.
478 * config/m88k/m88k.c (real_power_of_2_operand,
479 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
480 real_extract out of the union; run the input through
481 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
482 from that into the union.
483 * config/pdp11/pdp11.c (output_move_double): Rearrange
484 parentheses to make automatic indenter happy.
486 * doc/tm.texi (Cross-compilation): Rename node to "Floating
487 Point" and rewrite to describe current situation. Also adjust
488 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
489 match code.
490 * doc/rtl.texi: Adjust cross reference.
492 2002-03-22 Bob Wilson <bob.wilson@acm.org>
494 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
495 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
496 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
497 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
498 prevent use of sp as a reload register.
499 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
500 non_acc_reg_operand.
501 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
502 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
503 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
504 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
506 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
508 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
509 * cpplex.c (unterminated): Delete.
510 (parse_string): No string literal may extend over multiple
511 lines. Suppress the error when preprocessing assembly.
512 * cppmain.c (scan_translation_unit): Strings are single-line.
514 * doc/cpp.texi: Update to match.
516 2002-03-22 Jakub Jelinek <jakub@redhat.com>
518 PR optimization/5854
519 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
520 Shut up warnings.
521 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
522 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
523 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
524 const0 if scratch register was not allocated.
525 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
526 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
527 with GEN_INT (...).
528 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
529 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
530 with GEN_INT (...) everywhere. Remove constraints in define_split
531 patterns.
532 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
533 require scratch register for setting 0 into regs/non-pushable memory.
535 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
537 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
538 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
540 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
542 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
543 * cppinit.c (cpp_create_reader): On by default.
544 (cpp_handle_option): Handle -W[no-]endif-labels.
545 (cpp_post_options): Also enable if -pedantic.
546 * cpplib.c (do_else): Use it.
547 (do_endif): Likewise.
548 * doc/cppopts.texi: Document new option.
549 * doc/invoke.texi: Document new option.
551 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
553 * config/i386/i386.c, config/i386/i386.md: Change all occurences
554 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
556 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
558 * flow.c (calculate_global_regs_live): Clear aux fields of
559 ENTRY and EXIT.
561 2002-03-22 Jakub Jelinek <jakub@redhat.com>
563 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
564 REG or MEM subregs, pass rtx * instead of rtx to it.
565 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
566 rtx * instead of rtx to alter_subreg.
567 * config/m32r/m32r.c (gen_split_move_double): Likewise.
568 * config/pj/pj.c (pj_output_rval): Likewise.
570 2002-03-22 Richard Henderson <rth@redhat.com>
572 PR target/3177
573 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
574 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
575 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
576 (ia64_expand_prologue): Look at int_regs, not words, for number
577 of incomming int regs.
579 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
581 * expr.c (expand_expr): A RESULT_DECL is part of a call.
583 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
585 * toplev.c (flag_loop_optimize, flag_crossjumping):
586 New static variables.
587 (rest_of_compilation): Conditionalize crossjumping and
588 loop optimizer.
589 (parse_options_and_default_flags): Default loop_optimize and
590 crossjumping.
591 (lang_independent_options): Add -fcrossjumping and -floop-optimize
592 * invoke.texi (crossjumping, loop-optimize): Document.
594 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
596 * real.c (eiisneg): Move outside #ifdef NANS.
598 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
600 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
601 frequencies match; avoid match on different loop depths.
602 (try_crossjump_to_bb): Kill tests that no longer brings time
603 savings.
604 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
605 updating code.
606 (split_edge): Likewise.
608 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
609 variable.
611 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
612 * cfgrtl.c: Include insn-config.h
613 (split_block) Dirtify block in presence of conditional execution
615 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
617 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
618 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
619 (function_arg): Constify CUMULATIVE_ARGS.
620 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
621 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
622 (UNITS_PER_DOUBLE): New macro.
623 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
624 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
625 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
626 fp_regs and stack_words.
627 (EABI_FLOAT_VARARGS_P): New macro.
628 * config/mips/mips.c (struct mips_arg_info): New.
629 (mips_arg_info): New function.
630 (function_arg_advance): Use it. Add adjustment instructions here
631 rather than in function_arg.
632 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
633 for VOIDmode at the beginning of the function.
634 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
635 (function_arg_pass_by_reference): Likewise.
636 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
637 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
638 (mips_va_start): Likewise. Use the new stack_words field of
639 CUMULATIVE_ARGS to set up overflow area. Reformat.
640 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
641 doubles and other types, aligning the overflow pointer for non-doubles
642 too. Remove some code duplication. Replace hard-coded constants.
644 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
646 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
647 (CLASS_UNITS): Undefine.
648 (CLASS_MAX_NREGS): Use FP_INC.
649 * config/mips/mips.c (compute_frame_size): Likewise.
650 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
652 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
654 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
655 prototype, and handle lexing numbers and identifiers.
656 (parse_identifier): Update to new form of parse_slow.
657 (parse_number): Fast path only, use parse_slow otherwise.
658 (_cpp_lex_direct): Update calls to parse_number.
660 2002-03-21 DJ Delorie <dj@redhat.com>
662 * bb-reorder.c (make_reorder_chain_1): Protect against
663 when redundant edges are omitted.
664 * predict.c (dump_prediction): Likewise.
666 2002-03-21 Richard Henderson <rth@redhat.com>
668 PR target/5996
669 * fixinc/inclhack.def (solaris_stdio_tag): New.
670 * fixinc/fixincl.x: Regenerate.
672 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
674 PR c/5597
675 * c-typeck.c (process_init_element): Flag non-static
676 initialization of a flexible array member as illegal.
678 2002-03-22 Alan Modra <amodra@bigpond.net.au>
680 * config/rs6000/t-linux64: New.
681 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
682 t-ppccomm. Use t-rs6000 and t-linux64.
683 (powerpc64-*-gnu* <tmake_file>): Likewise.
684 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
685 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
686 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
688 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
690 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
691 flag_really_no_inline instead of optimize == 0.
693 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
695 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
697 * flags.h (flag_really_no_inline): New.
699 * c-common.c (c_common_post_options): Initialzie
700 flag_really_no_inline.
702 * toplev.c (flag_really_no_inline): New.
704 2002-03-21 Jakub Jelinek <jakub@redhat.com>
706 * config/avr/avr.md (length): Fix length computation for
707 conditional branches.
709 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
711 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
712 sdbout.o, profile.o): Update.
713 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
714 langhook.
715 * c-common.h (gettags): Move here from tree.h.
716 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
717 insert_block, getdecls, kept_level_p, global_bindings_p): New.
718 * dbxout.c (dbxout_init): Use getdecls langhook.
719 * expr.c (expand_expr): Use insert_block langhook.
720 * fold-const.c: Include langhooks.h.
721 (fold_range_test, fold_binary_op_with_conditional_arg,
722 fold): Use global_bindings_p langhook.
723 * integrate.c (expand_inline_function): Use insert_block langhook.
724 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
725 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
726 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
727 LANG_HOOKS_GETDECLS): New.
728 (LANG_HOOKS_INITIALIZER): Update.
729 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
730 langhook.
731 * langhooks.h (struct lang_hooks_for_decls): New.
732 (struct lang_hooks): Update.
733 * profile.c: Include langhooks.h.
734 (output_func_start_profiler): Use new langhooks.
735 * sdbout.c: Include langhooks.h.
736 (sdbout_init, sdbout_finish): Use getdecls langhook.
737 * stmt.c: Include langhooks.h.
738 (expand_fixup, fixup_gotos): Use new langhooks.
739 * stor-layout.c: Include langhooks.h.
740 (variable_size): Use global_bindings_p langhook.
741 * toplev.c (compile_file): Use getdecls langhook.
742 * tree-inline.c (remap_block): Use insert_block langhook.
743 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
744 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
746 2002-03-21 Richard Henderson <rth@redhat.com>
748 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
749 constants in .data when -fpic.
751 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
753 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
754 where appropriate.
756 2002-03-21 Tom Tromey <tromey@redhat.com>
758 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
760 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
762 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
764 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
766 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
767 Richard Henderson <rth@redhat.com>
769 PR c/5354
770 * c-common.c (c_expand_expr): Preserve result of a statement
771 expression if needed.
773 2002-03-21 Jakub Jelinek <jakub@redhat.com>
775 PR bootstrap/4195
776 * genrecog.c (maybe_both_true_mode): Remove.
777 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
778 * machmode.def (Pmode): Likewise.
780 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
782 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
783 (nonlocal_mentioned_p_1): New function.
784 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
785 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
786 (mark_constant_function): Recognize pure functions.
787 * rtl.h (global_reg_mentioned_p): New prototype.
788 * rtlanal.c (global_reg_mentioned_p,
789 global_reg_mentioned_p_1): New function.
791 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
793 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
794 UNIX assert.h.
795 * fixinc/fixincl.x: Regenerate.
797 2002-03-20 Jason Merrill <jason@redhat.com>
799 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
801 2002-03-20 Michael Meissner <meissner@redhat.com>
803 * doc/invoke.texi (Optimize Options): Document that -O2 sets
804 -fstrict-aliasing.
806 2002-03-20 Bob Wilson <bob.wilson@acm.org>
808 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
809 ".literal_position" directive before the constant pool.
811 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
813 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
814 Add Craig Rodrigues.
815 Add Brad Lucier to testers.
817 2002-03-20 Jakub Jelinek <jakub@redhat.com>
819 PR target/4792
820 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
821 to if_then_else.
822 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
823 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
824 instead of insn_extract.
826 2002-03-20 Jakub Jelinek <jakub@redhat.com>
828 PR bootstrap/4192
829 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
831 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
832 stmt if some case has been output.
834 2002-03-20 Jakub Jelinek <jakub@redhat.com>
836 PR c/5972
837 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
838 movsfcc_1, movdfcc_1): Add %O2.
839 * config/i386/i386.c (print_operand): Handle %ON.
840 Print . before float condition codes in Sun as cmov syntax.
841 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
842 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
843 no longer true.
845 2002-03-20 Philip Blundell <pb@nexus.co.uk>
847 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
848 return instruction if PC was popped.
850 2002-03-20 Bob Wilson <bob.wilson@acm.org>
852 * config/xtensa/xtensa.md: Remove unused type attributes.
853 (adddi_carry, subddi_carry): Change type attribute to "multi".
855 2002-03-19 Dale Johannesen <dalej@apple.com>
857 PR optimization/5999, middle-end/5731
858 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
859 multiplications by reciprocals.
861 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
863 * Makefile.in: Update.
864 * c-common.c: Include langhooks.h.
865 (inline_forbidden_p): Use new hook.
866 * diagnostic.c: Include langhooks.h.
867 (format_with_decl, announce_function,
868 default_print_error_function): Use new hook.
869 * dwarf2out.c (dwarf2_name): Use new hook.
870 * function.c: Include langhooks.h.
871 (init_function_start): Use new hook.
872 * langhooks-def.h (lhd_decl_printable_name): New.
873 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
874 (LANGHOOKS_INITIALIZER): Update.
875 * langhooks.c (lhd_decl_printable_name): New.
876 * langhooks.h (struct lang_hooks): New hook.
877 * toplev.c (decl_name, decl_printable_name): Remove.
878 (open_dump_file): Use new hook.
879 (process_options): Remove old hook.
880 * tree.h (decl_printable_name): Remove.
881 objc:
882 * objc-act.c (objc_init): Remove old hook.
883 (objc_printable_name): Export.
884 * objc-act.h (objc_printable_name): New.
885 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
887 2002-03-19 Jim Blandy <jimb@redhat.com>
889 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
890 the start_source_file debug hook, not the current line number.
892 2002-03-19 Richard Henderson <rth@redhat.com>
894 * flow.c (EH_USES): Provide default.
895 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
896 * doc/tm.texi (EH_USES): New.
898 * config/ia64/ia64.c (ia64_eh_uses): New.
899 * config/ia64/ia64-protos.h: Update.
900 * config/ia64/ia64.h (EH_USES): New.
902 2002-03-19 Richard Henderson <rth@redhat.com>
904 * varasm.c (output_constant_def): Fix stupid typo.
906 2002-03-19 Richard Henderson <rth@redhat.com>
908 PR 5879
909 * except.c (current_function_has_exception_handlers): New.
910 * except.h: Declare it.
911 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
912 Combine tests that disable all sibcalls for the function.
914 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
916 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
917 for INTEGER_CST.
919 2002-03-19 Richard Henderson <rth@redhat.com>
921 PR 5977, 5991
922 * config/ia64/ia64.c: Revert 2002-03-01 patch.
923 * config/ia64/ia64.h (INIT_EXPANDERS): New.
925 2002-03-19 Jim Blandy <jimb@redhat.com>
927 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
928 name, even if the replacement list contains no tokens, as required
929 by Dwarf.
931 2002-03-19 Jason Merrill <jason@redhat.com>
933 * varasm.c (globalize_decl): Get the name from the RTL, not
934 DECL_ASSEMBLER_NAME.
936 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
938 2002-03-19 Bob Wilson <bob.wilson@acm.org>
940 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
941 subdi_carry): Define.
943 2002-03-19 David Edelsohn <edelsohn@gnu.org>
945 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
946 about -fpic/-fPIC if extra_warnings set.
948 2002-03-19 David Edelsohn <edelsohn@gnu.org>
950 * expr.c (expand_expr): Sign-extend CONST_INT generated from
951 TREE_STRING_POINTER.
952 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
954 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
956 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
957 in favor of SP if FRAME_POINTER_REQUIRED is false.
959 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
961 * emit-rtl.c (gen_int_mode): New function.
962 * rtl.h: Prototype for it.
963 * combine.c (make_extraction, simplify_comparison), expmed.c
964 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
965 (convert_modes, store_field), optabs.c (expand_fix),
966 simplify-rtx.c (neg_const_int, simplify_unary_real),
968 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
969 Use it instead of GEN_INT (trunc_int_for_mode (...)).
971 2002-03-19 Jakub Jelinek <jakub@redhat.com>
973 PR c/5656
974 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
975 convert_parm_for_inlining.
976 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
977 Define.
978 * langhooks-def.h: Likewise.
979 * objc/objc-lang.c: Likewise.
980 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
981 function.
982 * tree-inline.c (initialize_inlined_parameters):
983 Call convert_parm_for_inlining lang hook if needed.
984 * c-typeck.c (c_convert_parm_for_inlining): New function.
985 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
987 2002-03-18 Mark Mitchell <mark@codesourcery.com>
989 * calls.c (precompute_arguments): Do not assume that temporaries
990 can be destroyed after expanding the argument.
991 (expand_call): Likewise.
993 2002-03-15 Eric Christopher <echristo@redhat.com>
995 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
996 Fix register preference on last change.
997 * config/mips/mips.c (mips_return_in_memory): New function.
998 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
999 * config/mips/mips-protos.h: Declare.
1000 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
1001 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
1003 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
1005 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
1006 a register too.
1007 (anddi3, iorsi3): Likewise.
1009 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
1010 use %gprel for symbols that are going to be placed in linkonce
1011 sections.
1013 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
1014 RETURN_ADDRESS_POINTER_REGNUM to $ra.
1015 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
1016 not needed. Disregard leaf_function_p().
1017 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
1018 mips16 frame pointer.
1019 * config/mips/mips.md (store ra): Only to small SP offsets.
1020 2001-08-22 Graham Stott <grahams@redhat.com>
1021 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
1022 return a REG rtx for the return address register.
1024 2002-03-18 Bob Wilson <bob.wilson@acm.org>
1026 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
1027 constant-pool addresses as "mode-dependent".
1028 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
1030 2002-03-18 Jakub Jelinek <jakub@redhat.com>
1032 PR target/5740
1033 * expr.c (emit_group_load): Use extract_bit_field if
1034 needed for CONCAT arguments.
1036 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
1038 PR target/4863
1039 * arm.md (tablejump): Make this a define_expand. For PIC add the
1040 offset to the base of the table.
1041 (thumb_tablejump): Matcher for Thumb tablejump insn.
1042 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
1043 as the difference of two labels.
1044 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1045 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
1046 tables in the code.
1047 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
1048 * arm.c (get_jump_table_size): If the table is not in the text
1049 section, return zero.
1051 2002-03-18 Bernd Schmidt <bernds@redhat.com>
1053 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
1054 of gen_rtx_SUBREG.
1055 (arm_reload_out_hi): Use gen_lowpart instead of
1056 gen_rtx_SUBREG to access QImode components.
1057 * config/arm/arm.md: Disable zero_extend split for QImode
1058 subregs in BIG_ENDIAN mode.
1059 (storehi_bigend): Match use of least significant byte.
1060 (storeinthi): Remove extraneous SUBREG.
1061 Add missing construction of operands[2].
1062 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
1063 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
1064 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
1066 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
1068 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
1069 any_operand.
1071 2002-03-17 Richard Henderson <rth@redhat.com>
1073 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
1074 explicitly.
1076 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
1078 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
1079 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
1081 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1083 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
1085 * predict.c (estimate_bb_frequencies): Delete unused variables.
1087 2002-03-17 Richard Henderson <rth@redhat.com>
1089 * config/ia64/ia64.c (ia64_attribute_table): Move before
1090 targetm definition. Make static.
1092 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
1094 * c-common.h (yyparse, c_common_parse_file): New.
1095 * c-lang.c: Include c-common.h.
1096 (LANG_HOOKS_PARSE_FILE): Redefine.
1097 * c-lex.c: Include c-common.h.
1098 (yyparse): Rename c_common_parse_file. Call yyparse.
1099 * c-parse.in (yyparse): Remove macro.
1100 * c-tree.h (yyparse_1): Remove.
1101 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
1102 (LANG_HOOKS_INITIALIZER): Update.
1103 * langhooks.h (struct lang_hoooks): New hook parse_file.
1104 * toplev.c (compile_file): Use parse_file hook.
1105 * tree.h (yyparse): Remove.
1106 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
1108 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
1110 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
1111 float_truncate, not fix.
1112 ("*truncdfsf2_real"): Ditto.
1113 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
1115 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
1117 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
1119 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
1120 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
1121 where appropriate. Make the second reference to
1122 leaf_function_p a function call, as intended. Reindented.
1124 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
1125 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
1127 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
1128 add register to non-constant into sp.
1130 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
1131 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
1132 (mips16_gp_pseudo_rtx): Lose.
1133 (INIT_EXPANDERS): Deleted.
1134 * config/mips/mips.c (mips_init_machine_status): New.
1135 (mips_free_machine_status): New.
1136 (mips_mark_machine_status): New.
1137 (override_options): Set them.
1138 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
1139 (struct machine_function): ... new. Replaced all references.
1140 (mips_add_gc_roots): Don't mark them.
1141 (embedded_pic_fnaddr_reg): New, extracted from...
1142 (embedded_pic_offset): ... here.
1143 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
1144 (movsi): Likewise.
1146 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
1148 * cppinit.c: Revert -MD removal.
1150 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1152 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
1153 soft registers by default for 68HC12.
1154 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
1155 when compiling with -fomit-frame-pointer.
1156 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
1157 (expand_epilogue): Likewise.
1158 (m68hc11_gen_rotate): Use exg when rotating by 8.
1160 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1162 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
1163 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
1164 (splits): Remove unused add splits.
1165 ("*addhi3_68hc12"): Tune constraints.
1166 ("addhi_sp"): Try to use X instead of Y in all cases and if the
1167 constant fits in 8-bits and D is dead use abx/aby instructions.
1168 ("*addhi3"): Remove extern declaration of ix_reg.
1169 ("*subsi3"): Optimize and provide new split.
1170 ("subhi3"): Cleanup.
1171 ("*subhi3_sp"): Avoid saving X if we know it is dead.
1172 (arith splits): For 68hc12 save the address register on the stack
1173 and do the arithmetic operation with a pop.
1175 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1177 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
1178 allocating QImode in address registers.
1179 ("*movqi_m68hc11"): Likewise.
1181 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
1183 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
1185 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
1187 * cppinit.c (print_help): Display -MD and -MMD.
1188 Don't display usage string. Update assertion syntax and
1189 typo.
1190 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
1191 (cpp_handle_option): Update.
1193 2002-03-15 Chris Demetriou <cgd@broadcom.com>
1195 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
1196 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
1197 and define it so that regardless of target CPU size,
1198 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
1199 of "int" rather than "long."
1201 2002-03-15 Richard Henderson <rth@redhat.com>
1203 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
1204 size as a tree.
1206 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1208 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
1209 ("tstqi" split): Avoid using memory for tstqi on address register.
1210 (splits): Remove constraints.
1211 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
1212 ("cmpdf", "cmpsf"): Remove since not used.
1213 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
1214 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
1216 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1218 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
1219 ("neghi2"): Tighten constraints.
1220 ("one_cmplsi2"): Optimize and simplify split.
1221 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
1223 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1225 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
1226 and split of AND operation to clear the upper bits.
1227 ("*logicalsi3_zextqi"): Likewise.
1228 ("*logicallhi3_zexthi_ashift8"): Likewise.
1229 ("*logicalsi3_silshr16"): Likewise.
1230 ("logicalsi3_silshl16"): Likewise.
1231 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
1233 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1235 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
1236 (m68hc11_indirect_p): New function.
1237 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
1238 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
1239 TARGET_M6812.
1240 (asm_print_register): Likewise.
1241 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
1242 (m68hc11_indirect_p): Declare.
1243 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
1244 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
1245 (TARGET_SWITCHES): New option -mrelax.
1246 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
1247 destination.
1248 ("iorsi3", "xorsi3"): Likewise.
1249 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
1250 ("*andhi3_mem"): New to handle destination in memory with bclr
1251 and a scratch register.
1252 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
1253 ("*andhi3_const"): New when operand2 is constant.
1254 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
1255 ("*andhi3_gen"): Cleanup of the old "andhi3".
1256 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
1257 ("xorqi3"): Update constraints.
1259 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1261 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
1262 for reg_equiv_memory_loc when the operand is a register that does
1263 not get a hard register (stack location).
1264 (tst_operand): After reload, accept all memory operand.
1265 (symbolic_memory_operand): Fix detection of symbolic references.
1266 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
1267 accept symbols and any constant.
1269 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1271 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
1272 note on the insn that sets the soft frame register.
1273 (must_parenthesize): ix and iy are also reserved names.
1274 (print_operand_address): One more place where parenthesis are required
1275 to avoid confusion with register names.
1276 (m68hc11_gen_movhi): Allow push of stack pointer.
1277 (m68hc11_check_z_replacement): Fix handling of parallel with a
1278 clobber.
1279 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
1280 the replacement register is.
1281 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
1282 and D8_REGS classes.
1283 (MODES_TIEABLE_P): All modes are tieable except QImode.
1285 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1287 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
1288 (___subdi3): Likewise.
1289 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
1290 (__map_data_section): Optimize 68hc11 case.
1292 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1294 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
1295 than a shift to avoid adding a register with itself.
1296 (m68hc11_memory_move_cost): Take into account NO_REGS.
1297 (m68hc11_register_move_cost): Update and use memory move cost
1298 for soft registers.
1299 (m68hc11_address_cost): Make cost of valid offset not 0 so that
1300 it gives more opportunities to cse to optimize.
1301 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
1302 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
1304 2002-03-15 Mark Mitchell <mark@codesourcery.com>
1306 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
1307 * c-common.def (CLEANUP_STMT): New tree node.
1308 * c-common.h (CLEANUP_DECL): New macro.
1309 (CLEANUP_EXPR): Likewise.
1310 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
1311 * expr.c (expand_expr): Tidy.
1312 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
1313 * tree-inline.c (initialize_inlined_parameters): Clean up
1314 new local variables.
1316 2002-03-15 Jakub Jelinek <jakub@redhat.com>
1318 PR bootstrap/4128
1319 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
1320 before movrXX only, use reg_overlap_mentioned_p.
1321 Only special case NE if just one insn can be generated.
1323 2002-03-15 Jason Merrill <jason@redhat.com>
1325 * varasm.c (assemble_variable): Call resolve_unique_section before
1326 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
1327 of error_mark_node.
1329 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
1331 PR target/5170
1332 * arm.md (split pattern for thumb shiftable immediates): Add comment
1333 explaining non-obvious test.
1335 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
1337 PR target/5712
1338 * arm.md (movaddr, movaddr_insn): Delete.
1340 2002-03-15 Jason Merrill <jason@redhat.com>
1342 * toplev.c (wrapup_global_declarations): Clarify variable handling.
1343 -fkeep-static-consts doesn't apply to comdats.
1345 2002-03-14 Richard Henderson <rth@redhat.com>
1347 * c-decl.c: Include c-pragma.h.
1348 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
1349 (finish_function): Tidy.
1350 * c-pragma.c: Include c-common.h.
1351 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
1352 (handle_pragma_weak): Use them.
1353 (init_pragma): Register pending_weaks.
1354 * c-pragma.h (maybe_apply_pragma_weak): Declare.
1355 * print-tree.c (print_node): Print DECL_WEAK.
1356 * varasm.c (mark_weak_decls): Remove.
1357 (remove_from_pending_weak_list): Remove.
1358 (add_weak): Remove.
1359 (asm_emit_uninitialised): Call globalize_decl for weak commons.
1360 (weak_decls): Make a tree_list.
1361 (declare_weak): Cons weak_decls directly.
1362 (globalize_decl): Remove weak_decls elements directly.
1363 (weak_finish): Simplify weak_decls walk. Don't weaken unused
1364 symbols. Don't pretend to handle aliases.
1365 (init_varasm_once): Update weak_decls registry.
1366 * Makefile.in: Update dependencies.
1368 2002-03-14 Richard Henderson <rth@redhat.com>
1370 PR target/5312
1371 * config/ia64/ia64.c: Include tm_p.h last.
1372 (gen_nop_type): Remove duplicate definition.
1373 (cycle_end_fill_slots): Set sched_data for second L slot.
1374 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
1375 (nop_cycles_until): Fix typos.
1377 2002-03-15 Jakub Jelinek <jakub@redhat.com>
1379 PR optimization/5891
1380 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
1382 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
1384 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
1385 descriptors correctly.
1387 2002-03-14 Michael Meissner <meissner@redhat.com>
1389 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
1390 100, allowing MAX_UNROLLED_INSNS to be overridden.
1392 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
1393 --param.
1395 * unroll.c (params.h): Include.
1396 (MAX_UNROLLED_INSNS): Delete, now in params.h.
1398 * doc/invoke.texi (--param max-unroll-insns): Document.
1400 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
1402 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
1404 * arm.md: Fix warnings about constraints in peepholes and splits.
1406 2002-03-14 Zack Weinberg <zack@codesourcery.com>
1408 * cpphash.h (struct lexer_state): Remove line_extension member.
1409 * cpplib.c (dequote_string, do_linemarker): New functions.
1410 (linemarker_dir): New data object.
1411 (DIRECTIVE_TABLE): No longer need to interpret #line in
1412 preprocessed source. Delete obsolete comment about return
1413 values of handlers.
1414 (end_directive, directive_diagnostics, _cpp_handle_directive):
1415 Don't muck with line_extension.
1416 (directive_diagnostics): No need to issue warnings for
1417 linemarkers here.
1418 (_cpp_handle_directive): Issue warnings for linemarkers here,
1419 when appropriate. Dispatch linemarkers to do_linemarker, not
1420 do_line.
1421 (do_line): Code to handle linemarkers split out to do_linemarker.
1422 Convert escape sequences in filename argument, both places.
1424 * cppmacro.c (quote_string): Rename cpp_quote_string and
1425 export. All callers changed.
1426 * cpplib.h (cpp_quote_string): Prototype.
1427 * cppmain.c (print_line): Call cpp_quote_string on to_file
1428 before printing it.
1430 * doc/cpp.texi: Document that escapes are now interpreted in
1431 #line and in linemarkers, and that non-printing characters are
1432 converted to octal escapes when linemarkers are generated.
1434 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
1436 * emit-rtl.c (try_split): Use delete_insns.
1437 * recog.c (split_all_insns): Fix terminating condition.
1439 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
1440 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
1442 PR target/5828
1443 * arm.c (arm_output_epilogue): Fix floating-point register save
1444 adjustment when using a frame pointer.
1446 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
1448 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
1449 * config/mips/mips.c (compute_frame_size): Retrofit them here.
1450 (save_restore_insns, mips_expand_epilogue): And here.
1451 (build_mips16_call_stub): And here.
1452 (mips_function_value): Use the new macros to decide whether a single
1453 or complex float can be returned in floating-point registers. Return
1454 a parallel rtx in the complex case.
1456 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
1458 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
1459 call after liveness analysis.
1461 * recog.c (split_insn): Use delete_insn_and_edges.
1463 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
1464 instructions to have branch prediction notes.
1465 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
1467 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
1469 * configure.in: Don't pass -Wno-long-long to a ADA compiler
1470 that doesn't support it.
1471 * configure: Regenerate.
1473 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1475 PR target/5626
1476 * config/sparc/sparc.md (normal_branch, inverted_branch,
1477 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
1478 inverted_fp_branch): Adjust calls to output_cbranch.
1479 Set length attribute.
1480 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
1481 output_v9branch. Set length attribute.
1482 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
1483 predicates.
1484 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
1485 (output_cbranch): Likewise. Handle far branches.
1486 (output_v9branch): Handle far branches.
1487 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
1488 Adjust prototypes.
1489 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
1490 noov_compare64_op predicates.
1492 2002-03-13 Jason Merrill <jason@redhat.com>
1494 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
1495 into the function and constify it.
1496 * gthr-dce.h, gthr-solaris.h: Likewise.
1498 2002-03-13 David Edelsohn <edelsohn@gnu.org>
1500 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
1501 * config/rs6000/rs6000.c (rs6000_va_arg): Use
1502 std_expand_builtin_va_arg if not ABI_V4.
1504 2002-03-13 Jason Merrill <jason@redhat.com>
1506 * varasm.c (globalize_decl): New fn.
1507 (assemble_start_function): Use it.
1508 (asm_emit_uninitialized): Use it.
1509 (assemble_alias): Use it.
1510 (assemble_variable): Use it.
1512 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
1514 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
1515 2002-03-12 internal visibility change.
1516 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
1517 visibility into SYMBOL_REF_FLAG.
1519 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
1521 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
1522 VOIDmode operand. Add compile-time optimization for constant results.
1524 2002-03-12 Jason Merrill <jason@redhat.com>
1526 * c-typeck.c (convert_for_assignment): Don't allow conversions
1527 between pointers and references. Only allow lvalues to convert to
1528 reference.
1530 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
1532 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
1533 before prologue, to avoid scheduling problems.
1535 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1537 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
1538 (ELIMINABLE_REGS): Add sfp->sp.
1539 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
1541 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1543 PR optimization/5892
1544 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
1546 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1548 * loop.c (basic_induction_var): Don't call convert_modes if mode
1549 classes are different.
1551 2002-03-12 Richard Henderson <rth@redhat.com>
1553 PR optimization/5901
1554 * function.c (reposition_prologue_and_epilogue_notes): Position
1555 the markers after/before the last/first insn not deleted.
1557 2002-03-12 Richard Henderson <rth@redhat.com>
1559 PR optimization/5878
1560 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
1561 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
1562 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
1564 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
1565 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
1566 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
1568 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
1569 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
1570 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
1571 also. Don't set it if not flag_pic.
1572 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
1573 to be INVALID_REGNUM when not used.
1575 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
1577 * expmed.c (store_bit_field): Reset alias set for memory.
1578 (extract_bit_field): Same.
1580 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1582 * c-common.c (c_tree_code_type, c_tree_code_length,
1583 c_tree_code_name, add_c_tree_codes): Delete.
1584 * c-common.h (add_c_tree_codes): Delete.
1585 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
1586 Define.
1587 * c-objc-common.c (c_objc_common_init): Don't call
1588 add_c_tree_codes, instead set lang_unsafe_for_reeval.
1589 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
1590 objc_tree_code_name, add_objc_tree_codes): Delete.
1591 (objc_init): Don't call add_objc_tree_codes.
1592 * objc/objc-lang.c (tree_code_type, tree_code_length,
1593 tree_code_name): Define.
1594 * toplev.c (lang_independent_init): Don't set
1595 tree_code_length[IDENTIFIER_NODE].
1596 * tree.c (tree_code_type, tree_code_length, tree_code_name):
1597 Delete definitions, moved to language front-ends.
1598 * tree.def (IDENTIFIER_NODE): Hardwire the length.
1599 * tree.h (tree_code_type, tree_code_length, tree_code_name):
1600 Const-ify.
1601 (tree_code_length): Change type to unsigned char.
1603 2002-03-12 Richard Henderson <rth@redhat.com>
1605 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
1606 internal visibility change.
1608 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1610 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
1611 validize_mem() instead of change_address to avoid clobbering
1612 memory attributes.
1614 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1616 * c-lex.h (position_after_whitespace): Remove.
1618 2002-03-12 Jakub Jelinek <jakub@redhat.com>
1620 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
1621 (lex_string): Use unsigned char pointers.
1623 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
1625 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
1626 is not a valid memory_operand.
1628 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1630 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
1631 * config/xtensa/lib1funcs.asm: Fix copyright to include
1632 special case for libgcc files.
1633 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
1634 (__divsi3): Likewise.
1635 (__umodsi3): Likewise.
1636 (__modsi3): Likewise.
1637 * config/xtensa/lib2funcs.S: Fix copyright to include
1638 special case for libgcc files.
1640 2002-03-12 Tom Rix <trix@redhat.com>
1642 * collect2.c (resolve_lib_name): Move outside of
1643 OBJECT_FORMAT_COFF ifdef.
1644 (ignore_library): Same.
1646 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1648 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
1650 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1652 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
1653 to function_section before writing out the constant pool.
1655 2002-03-12 David Edelsohn <edelsohn@gnu.org>
1657 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
1658 zero_constant.
1659 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
1661 2002-03-12 Alan Modra <amodra@bigpond.net.au>
1663 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
1664 (adddi3): Likewise.
1665 (movdf): Likewise.
1666 (movdi): Likewise.
1667 (cmpsi splitter): Likewise.
1668 (modsi3): Fail if <= 0.
1669 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
1670 redundant test when HOST_BITS_PER_WIDE_INT != 32.
1671 (reg_or_sub_cint64_operand): Likewise.
1672 (num_insns_constant_wide): Optimize sign extension.
1673 (rs6000_legitimize_address): Likewise.
1675 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
1677 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1678 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1680 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
1682 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
1683 address calculation.
1685 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
1687 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
1688 scratch register to DImode / TImode.
1689 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
1690 register used does not overlap the target.
1692 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1694 * Makefile.in (debug.o): Depend on debug.h.
1695 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
1696 * debug.c (do_nothing_debug_hooks): Likewise.
1697 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
1698 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
1699 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
1700 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
1701 * dwarfout.c (dwarf_debug_hooks): Likewise.
1702 * integrate.c (output_inline_function): Likewise.
1703 * objc/objc-act.c (synth_module_prologue): Likewise.
1704 * sdbout.c (sdb_debug_hooks): Likewise.
1705 * toplev.c (debug_hooks): Likewise.
1706 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1708 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1710 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
1711 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
1712 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
1713 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
1714 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
1715 * defaults.h (POINTER_SIZE): Define.
1716 * doc/tm.texi (POINTER_SIZE): Document default.
1718 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1720 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
1722 2002-03-11 Richard Henderson <rth@redhat.com>
1724 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
1725 if rebuild_label_notes_after_reload.
1727 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
1729 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
1730 emit pic register load if "internal" visibility.
1731 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
1732 (cris_expand_builtin_va_arg): Do all computations on trees.
1734 2002-03-11 Richard Henderson <rth@redhat.com>
1736 * rtlanal.c: Include recog.h.
1737 (keep_with_call_p): Fix thinko.
1738 * Makefile.in (rtlanal.o): Update dependencies.
1740 2002-03-11 Chris Meyer <cmeyer@gatan.com>
1742 * genflags.c (gen_insn): Use IS_VSPACE.
1743 * genoutput.c (output_insn_data): Likewise.
1744 (process_template): Likewise.
1746 2002-03-11 Richard Henderson <rth@redhat.com>
1748 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
1750 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
1752 * Makefile.in: Update.
1753 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
1754 Update documentation.
1755 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
1756 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
1758 2002-03-11 Zack Weinberg <zack@codesourcery.com>
1760 * Makefile.in: Give texi2pod its input file as a command line
1761 argument, not on stdin.
1763 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
1764 Daniel Berlin <dan@dberlin.org>
1766 C++ alias analysis improvement.
1767 * alias.c (record_component_aliases): Record aliases for base
1768 classes too.
1770 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
1772 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
1774 2002-03-11 Douglas B Rupp <rupp@gnat.com>
1776 * toplev.c (vms_fopen): Remove, not needed.
1778 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
1780 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
1782 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
1783 for FP, already done later.
1785 * toplev.c (debug_args): Add entry for VMS_DEBUG.
1786 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
1788 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
1790 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
1791 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
1792 LARGEST_EXPONENT_IS_NORMAL for the given mode.
1793 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
1794 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
1795 (ediv, emul, eldexp, esqrt): Likewise.
1796 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
1797 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
1798 (saturate): New function.
1799 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
1800 (make_nan): Use a saturation value instead of a NaN if
1801 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
1802 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
1803 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
1804 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
1805 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
1806 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
1807 !ROUND_TOWARDS_ZERO.
1808 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
1809 (ROUND_TOWARDS_ZERO): Document.
1811 2002-03-11 Andreas Jaeger <aj@suse.de>
1813 * cfg.c (dump_flow_info): Remove unused variable.
1815 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
1817 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
1818 computations on trees.
1820 2002-03-10 Richard Henderson <rth@redhat.com>
1822 PR 5693:
1823 * reload.c (copy_replacements_1): New.
1824 (copy_replacements): Use it to recurse through the rtx.
1826 2002-03-10 Richard Henderson <rth@redhat.com>
1828 * loop.c (strength_reduce): Compute number of iterations as
1829 unsigned HOST_WIDE_INT.
1831 2002-03-10 Richard Henderson <rth@redhat.com>
1833 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
1834 to move away from the end of the block.
1836 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1838 PR preprocessor/5899
1839 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
1841 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1843 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
1845 * attribs.c (decl_attributes): Fix signed/unsigned warning.
1847 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
1849 * config/mmix/mmix.c: Improve comments.
1850 (mmix_target_asm_function_prologue): Drop variable
1851 empty_stack_frame. Don't allocate unused slot above fp.
1852 (mmix_target_asm_function_epilogue): Mirror prologue changes.
1853 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
1854 brace in first column.
1855 (enum reg_class): Ditto.
1856 (FIRST_PARM_OFFSET): Now 0.
1857 (USER_LABEL_PREFIX): Remove #if 0:d definition.
1859 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1861 * combine.c (make_extraction): Fix error in last change.
1863 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1865 * c4x.c (c4x_fp_reglist): Const-ify.
1866 * cris.c (cris_print_operand): Likewise.
1867 * i386.c (ix86_va_arg): Likewise.
1868 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
1869 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
1870 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
1871 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
1872 * mcore.h (regno_reg_class): Likewise.
1873 * mips.c (gen_int_relational): Likewise.
1874 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
1875 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
1876 * pdp11.c (move_costs): Likewise.
1877 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
1878 * s390.c (s390_branch_condition_mnemonic, regclass_map):
1879 Likewise.
1880 * s390.h (regclass_map): Likewise.
1881 * sh.c (shift_amounts): Likewise.
1882 * sh.md (rotlsi3): Likewise.
1884 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1886 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
1887 (ne0+5): Use new clobber to generate proper shift pattern.
1888 Patch by Michael Matz <matz@kde.org>.
1890 2002-03-09 Andreas Schwab <schwab@suse.de>
1892 * gcc.c (validate_all_switches): Also handle `%W{...}'.
1894 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1896 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
1898 2002-03-09 Jakub Jelinek <jakub@redhat.com>
1900 PR middle-end/5877
1901 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
1902 even for non-representable constants.
1904 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1906 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
1907 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
1908 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
1909 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
1910 (pop_function_context): Compute MAY_SHARE parameter for
1911 fixup_var_refs.
1912 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
1913 (gen_mem_addressof): Call fixup_var_refs with new parm.
1915 * combine.c (make_extraction): Don't make extension of CONST_INT.
1917 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1919 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
1920 in o32 and o64 ABIs.
1921 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
1922 but getting fixed-size structs passed in registers regardless of
1923 padding in o32 and o64 ABIs.
1925 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
1926 offset before loading address of argument passed by transparent
1927 reference.
1929 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1931 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
1933 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1935 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
1936 marker such that registers after it are saved.
1938 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1940 * sparc.c (arith_4096_operand): Fix error in last change.
1942 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1944 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
1945 defaults for MEABI.
1947 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1949 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
1950 vectors.
1952 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1954 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
1956 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
1958 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
1959 removed; fix return value.
1960 * combine.c (combine_instructions): Dirtify blocks where we failed to
1961 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
1962 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
1964 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1966 * gcse.c (insert_insn_end_bb): Fix typo in last change.
1968 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
1970 * recog.c (peephole2_optimize): Re-distribute EH edges.
1972 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
1974 * expr.c (expand_expr): Use unsave lang hook.
1975 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
1976 (LANG_HOOKS_INITIALIZER): Update.
1977 * langhooks.h (struct lang_hooks): New hook unsave.
1978 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
1979 (unsave_expr_1): Remove unused lang_unsave_expr_now.
1980 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
1981 (unsave_expr_now): Remove.
1982 * tree.h (unsave_expr_now, lang_unsave,
1983 lang_unsave_expr_now): Remove.
1984 (lhd_unsave): New.
1986 2002-03-08 Andreas Jaeger <aj@suse.de>
1988 * flow.c (propagate_block_delete_insn): Remove unused variable.
1990 2002-03-08 Kazu Hirata <kazu@hxi.com>
1992 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
1993 insn length for memory load/store.
1995 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
1997 * doc/install.texi (--with-libiconv-prefix): Document.
1999 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
2001 * doc/sourcebuild.texi: Fix typo.
2003 2002-03-08 Jakub Jelinek <jakub@redhat.com>
2005 PR c/3711
2006 * builtins.c (std_expand_builtin_va_arg): Do all computations on
2007 trees.
2009 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2011 * rtl.c (copy_most_rtx): Move from here ...
2012 * emit-rtl.c (copy_most_rtx): ... to here.
2014 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
2016 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
2017 SUBTARGET_CPP_SIZE_SPEC.
2018 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
2020 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
2022 2002-03-07 Matt Hiller <hiller@redhat.com>
2024 * gensupport.c (first_dir_md_include): Renamed from include;
2025 change all references.
2026 (last_dir_md_include): Renamed from last_include; change all
2027 references.
2028 (init_md_reader): Unconditionally initialize base_dir whether or
2029 not filename is a relative path.
2031 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
2033 * config/fp-bit.c (_unord_f2): Compile it in even if
2034 US_SOFTWARE_GOFAST is enabled.
2036 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
2037 NULL_RTX. Set all HFmode operations as NULL_RTX.
2038 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
2039 NULL_RTX, try reversing the comparison and the operands.
2041 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
2043 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
2044 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
2045 and MATCH_OP_DUP.
2047 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
2049 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
2051 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
2053 * basic-block.h (fixup_abnormal_edges): Declare.
2054 * reload1.c (fixup_abnormal_edges): New function.
2055 * reg-stack.c (convert_regs): Use it.
2057 * gcse.c (insert_insn_end_bb): Handle trapping insns.
2059 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
2061 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
2063 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
2064 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
2065 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
2066 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
2067 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
2068 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
2069 unless x and y could be infinite.
2070 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
2071 Check that the common type of both arguments is a real, even for
2072 targets without unordered comparisons. Allow an integer argument
2073 to be compared against a real.
2074 (expand_tree_builtin): Use expand_unordered_cmp.
2075 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
2076 * cse.c (fold_rtx): Likewise. Fix indentation.
2077 * fold-const.c (fold_real_zero_addition_p): New.
2078 (fold): Use it, and the new HONOR_... macros.
2079 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
2080 * jump.c (reversed_comparison_code_parts): After searching for
2081 the true comparison mode, use HONOR_NANS to decide whether it
2082 can be safely reversed.
2083 (reverse_condition_maybe_unordered): Remove IEEE check.
2084 * simplify-rtx.c (simplify_binary_operation): Use the new macros
2085 to decide which simplifications are valid. Allow the following
2086 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
2087 and (a - -b) to (a + b).
2088 (simplify_relational_operation): Use HONOR_NANS.
2089 * doc/tm.texi: Document the MODE_HAS_... macros.
2091 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
2093 * combine.c (simplify_comparison): If simplifying a logical shift
2094 right and compare with constant, force the comparison to unsigned.
2096 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
2098 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
2100 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
2101 -mabi=no-altivec
2102 (alt_reg_names): Remove % for vrsave.
2104 2002-03-06 Richard Henderson <rth@redhat.com>
2106 PR optimization/5844
2107 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
2108 if used indicates we've already emitted one copy of an operand.
2109 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
2110 (gen_split): Supply a non-null used.
2112 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
2114 * reload1.c (reload): Unshare all rtl after reload is done.
2116 * simplify-rtx.c (simplify_plus_minus): Do not abort,
2117 but simply fail if the expression is too complex to simplify.
2118 (simplify_gen_binary): Handle simplify_plus_minus failures.
2120 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
2122 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
2123 consistently call delete_trivially_dead_insns after CSE and GCSE;
2124 fix DFI_life dumping; do jump threading after liveness; do crossjumping
2125 after liveness2; update comment in last crossjumping.
2126 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
2128 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
2130 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
2131 after completing fast dead code elimination.
2133 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
2134 COMPARE operator.
2136 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
2138 * version.c: Fix misplaced leading blanks on first line.
2140 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
2142 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
2144 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
2146 * cfgcleanup.c (mentions_nonequal_regs): New function.
2147 (thread_jump): Use it.
2148 * toplev.c (rest_of_compilation): Run jump threading after
2149 liveness.
2151 2002-03-06 Jakub Jelinek <jakub@redhat.com>
2153 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
2154 patch.
2156 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
2158 * predict.c (estimate_bb_frequencies): Do not reload the
2159 frequencies from notes.
2161 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
2163 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
2164 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
2166 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
2167 delete_noop_moves): Return indeger.
2168 * flow.c (ndead): New variable.
2169 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
2170 BB argument; update callers.
2171 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
2172 (life_analysis): Do not call purge_all_dead_edges.
2173 (update_life_info): Return number of deleted insns; print statistics.
2174 (update_life_info_in_dirty_blocks): likewise.
2175 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
2176 return number of insns deleted.
2178 * cse.c: Include timevar.h
2179 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
2180 iterate until stabilizes; print statistics; return number of killed
2181 insns.
2182 * Makefile.in: (cse.o): Add timevar.h dependency
2183 * rtl.h (delete_trivially_dead_insns): New.
2184 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
2185 * toplev.c (rest_of_compilation): Update callers.
2187 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
2188 (try_optimize_cfg): Do not update liveness.
2189 (cleanup-cfg): Loop until try_optimize_cfg and dead code
2190 removal stabilizes; use delete_trivially_dead_insns.
2192 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
2194 2002-03-05 Zack Weinberg <zack@codesourcery.com>
2196 * cppmain.c (setup_callbacks): Disable #pragma and #ident
2197 callbacks when processing assembly language.
2199 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
2201 * pa.h (ASM_FILE_END): Define.
2202 * som.h (ASM_FILE_END): Delete.
2204 * pa.c (function_arg): Don't pass floats in general registers in
2205 indirect calls if TARGET_ELF32.
2207 2002-03-05 Richard Henderson <rth@redhat.com>
2209 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
2211 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
2213 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
2215 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2217 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
2218 -r command line. Don't hide any symbols if not building
2219 shared libgcc.
2221 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
2223 * cfg.c (dump_flow_info): Warn about profile mismatches.
2224 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
2225 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
2227 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2229 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
2230 wide volatile memory by parts.
2232 2002-03-05 Jakub Jelinek <jakub@redhat.com>
2234 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
2235 is NULL.
2237 2002-03-05 Richard Henderson <rth@redhat.com>
2239 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
2241 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
2243 * toplev.c (documented_lang_options): Document more
2244 language-specific options.
2245 * doc/invoke.texi (Warning Options): Correct documentation for
2246 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
2247 * c-decl.c (c_decode_option): Use a table to handle warning options.
2249 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
2251 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
2252 parameter to mmix_encode_section_info.
2253 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
2254 relocatably. Always produce ELF, not mmo if linking relocatably.
2255 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
2256 first is non-zero, don't add symbol prefix.
2257 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
2258 prototype accordingly.
2260 2002-03-04 Krister Walfridsson <cato@df.lth.se>
2262 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
2264 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
2266 * configure.in: Increase required makeinfo version to 4.1.
2267 * configure: Regenerate.
2269 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
2271 * .cvsignore: Remove *.info* and genrtl*; these files are generated
2272 elsewhere now.
2274 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
2276 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
2277 * doc/invoke.texi: Fix @math uses.
2279 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
2281 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
2282 removal
2284 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
2286 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
2287 (powerpc-*-eabisimaltivec*): Same.
2289 * config/rs6000/t-ppcendian: New.
2291 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2293 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
2294 nonimmediate_src_operand and nonimmediate_lsrc_operand to
2295 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
2297 2002-03-03 Richard Henderson <rth@redhat.com>
2299 * toplev.c (rest_of_decl_compilation): Revert last two changes.
2301 2002-03-03 Zack Weinberg <zack@codesourcery.com>
2303 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
2304 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
2305 tree.c, config/m68k/m68k.c:
2306 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
2307 REAL_ARITHMETIC blocks unconditional. Delete some further
2308 #ifdef blocks predicated on REAL_ARITHMETIC.
2309 * flags.h, toplev.c: Delete remaining references to
2310 flag_pretend_float.
2312 * doc/invoke.texi: Remove documentation of -fpretend-float.
2313 * doc/tm.texi: Describe the various REAL_* macros as provided by
2314 real.h, not by the target configuration files.
2316 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
2317 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
2318 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
2319 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
2320 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
2321 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
2322 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
2323 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
2324 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
2325 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
2326 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
2327 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
2328 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
2329 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
2330 config/xtensa/xtensa.h:
2331 Do not define, undefine, or mention in comments any of
2332 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
2333 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
2334 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
2335 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
2336 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
2337 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
2338 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
2339 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
2340 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
2342 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2344 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
2345 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
2346 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
2347 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
2348 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
2349 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
2350 Delete.
2351 * defaults.h (BITS_PER_WORD): Define.
2352 * doc/tm.texi (BITS_PER_WORD): Document default value.
2354 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
2355 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
2356 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
2358 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2360 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
2361 lieu of explicit sizeof/sizeof.
2362 * i386.c (override_options, ix86_init_mmx_sse_builtins,
2363 ix86_expand_builtin): Likewise.
2364 * mips.c (mips_add_gc_roots): Likewise.
2365 * mmix.c (mmix_output_condition): Likewise.
2366 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
2367 altivec_init_builtins): Likewise.
2368 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
2369 * cppexp.c (Nsuff, parse_number): Likewise.
2370 * cppinit.c (builtin_array_end): Likewise.
2371 * gcc.c (n_default_compilers, process_command): Likewise.
2372 * genpreds.c (output_predicate_decls): Likewise.
2373 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
2374 * lcm.c (N_ENTITIES): Likewise.
2375 * stor-layout.c (set_sizetype): Likewise.
2377 2002-03-03 Richard Henderson <rth@redhat.com>
2379 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
2380 for types or labels.
2382 2002-03-03 Richard Henderson <rth@redhat.com>
2384 * c-decl.c (start_decl): Initialized variables are not common.
2386 2002-03-02 Per Bothner <per@bothner.com>
2388 * gcc.c (option_map): Suport new --bootclasspath option.
2389 --CLASSPATH is now just an alias for --classpath.
2391 2002-03-02 Richard Henderson <rth@redhat.com>
2393 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
2394 load if "internal" visibility.
2395 * doc/extend.texi: Document visibility meanings.
2397 2002-03-02 Richard Henderson <rth@redhat.com>
2399 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
2400 to functions as well.
2402 2002-03-02 Richard Henderson <rth@redhat.com>
2404 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
2405 (handle_visibility_attribute): Don't call assemble_visibility.
2406 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
2407 without asmspec. Invoke assemble_alias when needed.
2408 * varasm.c (maybe_assemble_visibility): New.
2409 (assemble_start_function, assemble_variable, assemble_alias): Use it.
2411 2002-03-02 Richard Henderson <rth@redhat.com>
2413 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
2414 invoke ENCODE_SECTION_INFO with first call flag.
2416 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
2417 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
2418 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
2419 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
2420 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
2421 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
2422 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
2423 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
2424 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
2425 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
2426 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
2427 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
2428 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
2429 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
2430 config/mcore/mcore-protos.h, config/mcore/mcore.c,
2431 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
2432 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
2433 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
2434 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
2435 config/sh/sh.h, config/sparc/sparc.h,
2436 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
2437 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
2438 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
2439 FIRST argument. As needed, examine it and do nothing.
2441 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
2442 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
2443 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
2445 * config/arm/t-pe (pe.o): Add dependencies.
2447 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2449 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
2450 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
2451 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
2452 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
2453 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
2454 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
2455 * defaults.h (BITS_PER_UNIT): Define.
2456 * doc/tm.texi (BITS_PER_UNIT): Document default value.
2458 2002-03-02 Kazu Hirata <kazu@hxi.com>
2460 * config/h8300/h8300-protos.h: Add a prototype for
2461 compute_a_shift_length.
2462 * config/h8300/h8300.c (h8300_asm_insn_count): New.
2463 (compute_a_shift_length): Likewise.
2464 (h8300_adjust_insn_length): Do not adjust insn length of shift
2465 insns.
2466 * config/h8300/h8300.md (anonymous shift patterns): Use
2467 compute_a_shift_length.
2469 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2471 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
2472 trunc_int_for_mode.
2474 * emit-rtl.c (offset_address): Call update_temp_slot_address.
2476 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2478 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
2479 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
2480 * flags.h (flag_zero_initialized_in_bss): Declare.
2481 * toplev.c (flag_zero_initialized_in_bss): New flag.
2482 (lang_independent_options): Add flag_zero_initialized_in_bss.
2483 * tree.c (initializer_zerop): New function.
2484 * tree.h (initializer_zerop): Declare.
2485 * varasm.c (assemble_variable): If we can emit bss, put zero
2486 initializers in the bss section.
2488 2002-03-02 Alan Modra <amodra@bigpond.net.au>
2490 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
2491 like more than one symbol per .weak directive.
2493 2002-03-01 Richard Henderson <rth@redhat.com>
2495 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
2496 adjust argument_pointer by pretend_args_size.
2497 (ia64_va_start): Adjust va_start address by -pretend_args_size.
2499 2002-03-01 Kazu Hirata <kazu@hxi.com>
2501 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
2503 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
2505 * toplev.c (rest_of_compilation): Delete dead jumptables before
2506 loop.
2507 * flow.c (delete_dead_jumptables): Make global.
2508 * rtl.h (delete_dead_jumptables): Declare.
2510 2002-03-01 David Edelsohn <edelsohn@gnu.org>
2512 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
2513 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
2514 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
2516 2002-03-01 Kazu Hirata <kazu@hxi.com>
2518 * config/h8300/h8300-protos.h: Fix formatting.
2519 * config/h8300/h8300.c: Likewise.
2520 * config/h8300/h8300.h: Likewise.
2522 2002-03-01 Kazu Hirata <kazu@hxi.com>
2524 * config/h8300/h8300.c (print_operand): Support 16-bit
2525 constant addresses.
2526 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
2528 2002-02-28 Richard Henderson <rth@redhat.com>
2530 * expmed.c (store_bit_field): Prevent generation of CONCATs;
2531 pun complex values as integers; use gen_lowpart instead of
2532 gen_rtx_SUBREG.
2533 (extract_bit_field): Likewise.
2535 2002-03-01 Alan Modra <amodra@bigpond.net.au>
2536 David Edelsohn <edelsohn@gnu.org>
2538 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
2539 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
2540 (SUPPORTS_WEAK): Likewise.
2541 * output.h (add_weak): Add tree param.
2542 * varasm.c (add_weak): Likewise. Save decl.
2543 (struct weak_syms): Add decl field.
2544 (mark_weak_decls): New function.
2545 (init_varasm_once): ggc_add_root mark_weak_decls.
2546 (assemble_start_function): Use ASM_WEAKEN_DECL.
2547 (assemble_variable): Likewise.
2548 (assemble_alias): Likewise.
2549 (declare_weak): Pass decl to add_weak.
2550 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
2551 (remove_from_pending_weak_list): Declare and define for
2552 ASM_WEAKEN_DECL.
2553 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
2554 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
2555 * defaults.h (SUPPORTS_WEAK): Likewise.
2556 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
2557 .weak for code sym. Do emit .size for descriptor sym.
2558 (ASM_DECLARE_FUNCTION_SIZE): Define.
2559 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
2560 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
2561 .lglobl unless TARGET_XCOFF. Formatting fixes.
2562 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
2563 .weak for code sym.
2564 (HANDLE_PRAGMA_WEAK): Remove.
2565 (ASM_WEAKEN_LABEL): Remove.
2566 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
2568 2002-03-01 Jason Merrill <jason@redhat.com>
2570 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
2571 (TARGET_EXPR_CLEANUP): New macro.
2573 2002-02-28 Steve Ellcey <sje@cup.hp.com>
2575 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
2576 to take ptr_extend into account as third type of extension.
2577 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
2578 fields used by SUBREG_PROMOTED_UNSIGNED_P.
2579 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
2580 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
2581 * calls.c (precompute_arguments): Use new macro.
2582 (expand_call): Ditto.
2583 * combine.c (nonzero_bits): Ditto.
2584 (record_promoted_value): Ditto.
2585 * expr.c (store_expr): Ditto.
2586 (expand_expr): Ditto.
2587 * function.c (assign_parms): Ditto.
2589 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
2591 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
2592 override -shared and -shared-libgcc.
2594 2002-02-28 David O'Brien <obrien@FreeBSD.org>
2596 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
2597 of "ultrasparc".
2598 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
2599 to be broken.
2601 2002-02-28 Richard Henderson <rth@redhat.com>
2603 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
2604 4 cycle latency from MM producers.
2605 (ia64_internal_sched_reorder): Likewise with pipeline flush.
2607 2002-02-28 Jakub Jelinek <jakub@redhat.com>
2609 * mklibgcc.in: Don't use GNU make extension.
2611 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
2613 * c-parse.in (STATIC): New terminal.
2614 (scspec): New non-terminal. Update productions accordingly.
2615 (program): Remove bogus ifc / end ifc.
2616 (array_declarator): Simplify production using STATIC.
2618 2002-02-28 Jim Meyering <meyering@lucent.com>
2620 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
2621 \a still means TARGET_BELL.
2623 2002-02-28 Richard Henderson <rth@redhat.com>
2625 * haifa-sched.c (sched_emit_insn): New.
2626 (schedule_block): Use last_scheduled_insn to track last insn.
2627 * sched-int.h (sched_emit_insn): Prototype.
2628 * config/ia64/ia64.c (last_issued): Remove.
2629 (ia64_variable_issue): Don't set it.
2630 (nop_cycles_until): Use sched_emit_insn.
2632 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
2634 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
2635 extended constants.
2637 2002-02-28 Kazu Hirata <kazu@hxi.com>
2639 * config/h8300/h8300.c: Fix formatting.
2640 * config/h8300/h8300.h: Likewise.
2642 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
2644 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
2645 which may overwrite the high byte of the frame pointer.
2647 2002-02-28 Bo Thorsen <bo@suse.de>
2649 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
2650 (STARTFILE_SPEC): Add 64 bit files.
2651 (ENDFILE_SPEC): Likewise.
2653 2002-02-28 Jason Merrill <jason@redhat.com>
2655 * c-decl.c (finish_function): Only warn about missing return
2656 statement with -Wreturn-type.
2658 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
2660 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
2662 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
2663 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
2665 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
2667 * basic-block.h (BB_REACHABLE): Renumber.
2668 (BB_DIRTY, BB_NEW): New flags.
2669 (clear_bb_flags): Declare.
2670 (update_life_info_in_dirty_blocks): Declare.
2671 * cfg.c (clear_bb_flags): New function.
2672 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
2673 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
2674 reorder_insns, emit_insn_after): Mark block as dirty.
2675 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
2676 (update_life_info_in_dirty_blocks): New function.
2677 * recog.c (apply_change_group): Dirtify block.
2679 * cse.c (cse_insn): Reorder emitting of jump insn to keep
2680 cfg consistent.
2681 * gcse.c (delete_null_pointer_checks): Likewise.
2683 * toplev.c (dump_file_index): Move cse2 after bp,
2684 add DFI_null
2685 (dump_file_info): Similary.
2686 (rest_of_compilation): Avoid most of CFG rebuilds;
2687 do first if converision after null pointer checks, do cse2
2688 after branch prediction; avoid full liveness rebuild after
2689 initializing subregs.
2690 * invoke.texi (-d options): Document -du, renumber.
2692 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
2693 (notice_new_block): Do not set BB_UPDATE_LIFE.
2694 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
2695 merge_blocks_move_successor_nojumps, merge_blocks,
2696 try_crossjump_to_edge): Likewise.
2697 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
2698 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
2699 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
2700 (merge_of_block): Do not use life_data_ok.
2701 (find_if_case_1): Do not use SET_UPDATE_LIFE.
2702 (if_convert): Use BB_DIRTY mechanizm to update life.
2703 * lcm.c (optimize_mode_switching): Update
2704 update_life_info_in_dirty_blocks
2706 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
2708 * Makefile.in (integrate.o): Update.
2709 * c-decl.c (copy_lang_decl): Rename.
2710 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
2711 * integrate.c: Include langhooks.h.
2712 (copy_decl_for_inlining): Update to use langhook.
2713 * langhooks-def.h (lhd_do_nothing_t,
2714 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
2715 (LANG_HOOKS_INITIALIZER): Update.
2716 * langhooks.c (lhd_do_nothing_t): New.
2717 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
2718 * tree.h (copy_lang_decl): Remove.
2719 objc:
2720 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
2722 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
2724 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
2725 POST_DEC, and POST_MODIFY.
2727 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2729 * c-typeck.c (digest_init): Remove unused parameter; all
2730 callers changed.
2732 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
2734 * expmed.c (expand_shift): Correctly test for low part of a
2735 subreg.
2737 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
2739 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
2740 insn UIDs with insn addresses.
2742 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2744 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
2745 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
2746 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
2747 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
2748 gcc.c, toplev.c: Delete code implementing -traditional mode.
2750 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
2751 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
2752 Document removal of -traditional mode for compilation, and
2753 remove documentation only relevant to that mode.
2755 * config/nextstep.h, config/ptx4.h, config/svr4.h,
2756 config/convex/convex.h, config/d30v/d30v.h,
2757 config/i386/dgux.h, config/i386/osf1elf.h,
2758 config/i386/osfelf.h, config/i386/osfrose.h,
2759 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
2760 config/m68k/hp310.h, config/m88k/dgux.h,
2761 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
2762 config/m88k/m88k.h, config/m88k/openbsd.h,
2763 config/mips/abi64.h, config/mips/osfrose.h,
2764 config/mips/svr4-5.h, config/mips/svr4-t.h,
2765 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
2766 config/stormy16/stormy16.h: Remove all references to
2767 -traditional from target specs. Delete all mention of the
2768 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
2769 delete a couple of commented-out definitions of
2770 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
2771 to -traditional.
2773 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
2774 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
2776 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2778 * mklibgcc.in: Don't use \n in a line subject to
2779 interpretation by echo.
2781 2002-02-27 Graham Stott <grahams@redhat.com>
2783 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
2784 Constify NAME.
2786 * loop.c (prescan_loop): Handle PARALLEL.
2788 * unroll.c (loop_iterations): Return 0 if the add_val for
2789 a BIV is REG.
2791 * final.c (output_operand_lossage): Constify PFX_STR.
2793 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
2795 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
2797 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
2798 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
2800 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
2802 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
2804 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
2806 * cpplex.c (_cpp_lex_token): Handle directives in macro
2807 arguments.
2808 * cpplib.c (_cpp_handle_directive): Save and restore state
2809 if parsing macro args when entering a directive.
2810 * cppmacro.c (collect_args): No need to handle directives
2811 in macro arguments.
2812 (enter_macro_context, replace_args): Use the original macro
2813 definition in case it was redefined whilst collecting arguments.
2814 doc:
2815 * cpp.texi: Update.
2817 2002-02-26 David Edelsohn <edelsohn@gnu.org>
2819 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
2820 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
2821 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
2822 method on AIX.
2823 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
2824 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
2825 (load_toc_v4_PIC_2): Same.
2827 2002-02-26 Alan Modra <amodra@bigpond.net.au>
2829 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
2831 2002-02-26 Richard Henderson <rth@redhat.com>
2833 * config/alpha/alpha.md (ashldi_se): Re-enable.
2835 2002-02-26 Richard Henderson <rth@redhat.com>
2837 * config/alpha/alpha.c (alpha_encode_section_info): Examine
2838 MODULE_LOCAL_P; improve commentary.
2840 2002-02-26 Zack Weinberg <zack@codesourcery.com>
2842 * doc/cpp.texi: Clarify documentation of relationship between
2843 #line and #include.
2845 2002-02-26 Kazu Hirata <kazu@hxi.com>
2847 * config/h8300/h8300-protos.h: Update the prototype for
2848 compute_logical_op_length. Add the prototype for
2849 compute_logical_op_cc.
2850 * config/h8300/h8300.c (compute_logical_op_length): Figure out
2851 code from operands.
2852 (compute_logical_op_cc): New.
2853 * config/h8300/h8300.md: Combine all the logical op patterns
2854 in HImode and SImode. Use compute_logical_op_cc.
2856 2002-02-26 Kelley Cook <kelleycook@comcast.net>
2858 * config/i386/i386.c (print_operand): Don't append ATT-style
2859 length suffixs to x87 opcodes when in Intel mode.
2861 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
2863 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
2864 (init_emit_once): Update calls.
2865 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
2866 (init_syntax_once): Prototype.
2868 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
2870 * pa-linux.h (LIB_SPEC): Update definition.
2871 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
2873 2002-02-26 Richard Henderson <rth@redhat.com>
2875 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
2876 if we emitted a stop bit.
2878 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2880 * configure.in (libgcc_visibility): Substitute.
2881 * configure: Rebuilt.
2882 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
2883 defined symbols .hidden.
2885 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2887 * attribs.c (c_common_attribute_table): Add visibility.
2888 (handle_visibility_attribute): New function.
2889 * varasm.c (assemble_visibility): New function.
2890 * output.h (assemble_visibility): Add prototype.
2891 * tree.h (MODULE_LOCAL_P): Define.
2892 * crtstuff.c (__dso_handle): Use visibility attribute.
2893 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
2894 for MODULE_LOCAL_P symbols too.
2895 * config/ia64/ia64.c (ia64_encode_section_info): Handle
2896 MODULE_LOCAL_P symbols the same way as local symbols.
2897 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
2898 into .sdata/.sbss by the user.
2899 * doc/extend.texi (Function Attributes): Document visibility
2900 attribute.
2902 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2904 PR debug/5770
2905 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
2906 STRING_CST initializer spanning the whole variable without
2907 embedded zeros.
2908 If expand_expr returned MEM, don't use it.
2910 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
2912 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
2913 generate a die for the lexical block.
2915 2002-02-26 Kazu Hirata <kazu@hxi.com>
2917 * config/h8300/h8300-protos.h: Add a prototype for
2918 compute_logical_op_length.
2919 * config/h8300/h8300.c (compute_logical_op_length): New.
2920 * config/h8300/h8300.md (anonymous logical patterns): Use
2921 compute_logical_op_length for length.
2923 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2925 * dwarf2out.c (modified_type_die): Do not call type_main_variant
2926 for vectors.
2927 (gen_type_die): Same.
2929 * attribs.c (handle_vector_size_attribute): Set debug information.
2931 2002-02-26 Daniel Egger <degger@fhm.edu>
2933 * config/rs6000/rs6000.md: Swap define_insn attributes to
2934 fix incorrect generation of merge high instructions instead
2935 of merge low.
2937 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2939 * c-typeck.c (really_start_incremental_init): Use
2940 bitsize_zero_node for vectors.
2942 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2944 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
2945 ("*set_vrsave_internal"): Same.
2947 2002-02-25 Richard Henderson <rth@redhat.com>
2949 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
2950 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
2952 2002-02-25 Jakub Jelinek <jakub@redhat.com>
2954 PR target/5755
2955 * config/i386/i386.c (ix86_return_pops_args): Only pop
2956 fake structure return argument if it was passed on the stack.
2958 2002-02-25 Jason Merrill <jason@redhat.com>
2960 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
2961 RESULT_DECL.
2963 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2965 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
2966 link with shared_name only.
2967 * doc/invoke.texi (Link Options): Document new behavior.
2969 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2971 * c-typeck.c (push_init_level): Handle vectors.
2973 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2975 * config/sparc/sparc.c (const64_high_operand): Zero-extend
2976 operands of SPARC_SETHI_P.
2977 (input_operand): Likewise.
2978 (sparc_emit_set_const32): Likewise.
2979 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
2980 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
2981 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
2982 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
2983 (movdi_insn_sp64_vis): Likewise.
2984 (movdi split, movdf split): Use SETHI32.
2985 * doc/md.texi: Document SPARC constraints L, M and N.
2987 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2989 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
2990 ("*set_vrsave_internal"): use mfspr for Darwin.
2992 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
2993 gen_get_vrsave_internal.
2995 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2997 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
2999 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
3001 * cpplex.c (cpp_interpret_charconst): Get signedness or
3002 otherwise of wide character constants correct.
3003 * cppexp.c (lex): Get signedness of wide charconsts correct.
3005 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3007 * optabs.c (widen_operand): Only call convert_modes for
3008 promoted SUBREG if signedness matches.
3009 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
3011 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
3013 * cpplib.c (glue_header_name): Use local buffer to build up
3014 header name.
3016 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
3018 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
3020 2002-02-23 Kazu Hirata <kazu@hxi.com>
3022 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
3023 H8/300[HS] separately.
3024 * config/h8300/h8300.md: Remove the early clobber constraint
3025 from bit field patterns.
3027 2002-02-23 Kazu Hirata <kazu@hxi.com>
3029 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
3030 register_operand.
3031 (mulhisi3): Likewise.
3032 (umulqisi3): Likewise.
3033 (umulhisi3): Likewise.
3035 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
3037 * cppinit.c (output_deps): Correct test for stdout output.
3038 (init_dependency_output): Cure warning.
3040 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3042 * expr.c (store_expr): When converting expression to promoted
3043 equivalent type, allow using SUBREG_REG of TARGET as the target
3044 of the expansion of EXP.
3045 * loop.c (basic_induction_var, case SUBREG): Always look inside.
3046 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
3047 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
3048 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
3049 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
3051 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
3053 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
3054 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
3055 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
3057 2002-02-23 Jakub Jelinek <jakub@redhat.com>
3059 PR optimization/5747
3060 * loop.c (scan_loop): Update reg info if move_movables created new
3061 pseudos.
3063 2002-02-23 David Edelsohn <edelsohn@gnu.org>
3065 * gcc.c (init_gcc_spec): Revert last change.
3067 2002-02-23 David Edelsohn <edelsohn@gnu.org>
3069 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
3070 gpc_reg_operand constraint.
3072 2002-02-23 Alan Modra <amodra@bigpond.net.au>
3074 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
3075 Simplify comparison of `low'.
3076 (add_operand): Fix formatting.
3077 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
3078 (mask_operand): Disallow mask to wrap in 64-bit mode.
3079 (rs6000_stack_info): Remove redundant test setting push_p.
3080 (output_toc): Fix formatting.
3081 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
3082 cc_reg_not_cr0_operand constraint.
3083 (booldi3, boolcdi3 splitters): Same.
3085 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
3087 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
3089 2002-02-22 David Edelsohn <edelsohn@gnu.org>
3091 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
3092 gcc invoked with -shared-libgcc.
3094 2002-02-22 Jakub Jelinek <jakub@redhat.com>
3096 PR c++/5748
3097 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
3098 decl if any of elements was TREE_USED.
3100 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
3102 * config/sparc/sol2.h: Don't include sys/mman.h.
3103 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
3104 (arith_4096_operand): Don't throw high bits away.
3105 (const64_operand): Take sign extension of CONST_INTs into account.
3106 (const64_high_operand, sparc_emit_set_const32): Likewise.
3107 (GEN_HIGHINT64): Likewise.
3108 (sparc_emit_set_const64_quick1): Likewise.
3109 (const64_is_2insns): Likewise.
3110 (print_operand): Use trunc_int_for_mode for sign extension.
3111 * config/sparc/sparc.h (SMALL_INT32): Likewise.
3112 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
3113 chars. Assume CONST_INT is already properly sign-extended.
3114 (movdi split): Sign-extend each SImode part.
3115 (andsi3 split): Don't mask high bits off, so that result
3116 remains properly sign-extend.
3117 (iorsi3 split): Likewise.
3118 (xorsi3 split): Likewise.
3120 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
3122 * fold-const.c (fold): Fix typo in comments.
3124 2002-02-21 Diego Novillo <dnovillo@redhat.com>
3126 * Makefile.in (langhooks.o): Update dependencies.
3128 2002-02-21 Diego Novillo <dnovillo@redhat.com>
3130 * langhooks.c: Include flags.h.
3132 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
3134 * testsuite/gcc.dg/attr-alwaysinline.c: New.
3136 * c-common.c (c_common_post_options): Set inline trees by
3137 default.
3139 * doc/extend.texi (Function Attributes): Document always_inline
3140 attribute.
3141 Update documentation about inlining when not optimizing.
3143 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
3145 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
3146 unless DECL_ALWAYS_INLINE.
3148 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
3149 unless DECL_ALWAYS_INLINE.
3150 (c_disregard_inline_limits): Disregard if always_inline set.
3152 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
3153 Disregard if always_inline set.
3154 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
3155 unless DECL_ALWAYS_INLINE.
3157 * attribs.c (handle_always_inline_attribute): New.
3158 (c_common_attribute_table): Add always_inline.
3160 * config/rs6000/altivec.h: Add prototypes for builtins
3161 requiring the always_inline attribute.
3163 2002-02-21 Eric Christopher <echristo@redhat.com>
3165 * expmed.c (store_bit_field): Try to simplify the subreg
3166 before generating a new one when when the mode size of
3167 value is less than maxmode.
3169 2002-02-21 Richard Henderson <rth@redhat.com>
3171 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
3172 than gen_rtx_PLUS to form the sum.
3173 * explow.c (force_reg): Rearrange to not allocate new pseudo
3174 when force_operand returns a register.
3175 * expr.c (expand_assignment): Allow offset_rtx expansion to
3176 return a sum. Do not force addresses into registers.
3177 (expand_expr): Likewise.
3178 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
3179 to canonicalize arithmetic that didn't simpify.
3180 (simplify_plus_minus): New argument force; update
3181 all callers. Don't split CONST unless we can do something with it,
3182 and wouldn't lose the constness of the operands.
3184 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
3185 that we generated earlier.
3187 2002-02-21 Tom Tromey <tromey@redhat.com>
3189 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3190 (output_line_info): Use constant `1', with a long explanatory
3191 comment.
3192 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
3194 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
3196 * jump.c (redirect_jump): If old label has no UID, don't try to
3197 delete it.
3199 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
3201 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
3202 If input is constant, do shifts at compile time.
3204 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
3206 * doc/extend.texi: Fix some more overfull hboxes.
3208 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3210 PR optimization/4994
3211 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
3212 register moves.
3214 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3216 PR c++/4574
3217 * expr.h (expand_and): Add mode argument.
3218 * expmed.c (expand_and): Add mode argument.
3219 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
3220 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
3221 * except.c (expand_builtin_extract_return_addr): Likewise.
3222 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3223 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
3224 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
3225 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
3226 * config/c4x/c4x.md: Use GEN_INT (x) instead of
3227 gen_rtx (CONST_INT, VOIDmode, x).
3229 2002-02-21 Jakub Jelinek <jakub@redhat.com>
3231 PR c/4697:
3232 * stmt.c (warn_if_unused_value): Move side effects test once more.
3234 2002-02-20 Torbjorn Granlund <tege@swox.com>
3236 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
3237 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
3239 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
3241 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
3242 SUBREG or ZERO_EXTEND.
3244 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
3246 * sh.h (current_function_anonymous_args): Remove.
3247 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
3248 of current_function_varargs and current_function_stdarg is set.
3249 * sh.c (sh_expand_prologue): Check current_function_varargs /
3250 current_function_stdarg / TARGET_SH5 instead of
3251 current_function_anonymous_args.
3253 * sh64.h (TARGET_VERSION): Define.
3255 2002-02-20 David Edelsohn <edelsohn@gnu.org>
3257 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
3258 VRSAVE_REGNO on TARGET_ALTIVEC.
3260 2002-02-20 Alan Modra <amodra@bigpond.net.au>
3262 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
3263 bits of SImode const_int.
3264 (includes_rshift_p): Likewise.
3265 (print_operand): Call mask_operand and mask64_operand with correct
3266 mode.
3267 (rs6000_output_function_epilogue): Pad traceback table to word.
3268 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
3269 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
3270 mask64_operand with correct mode.
3271 (FUNCTION_ARG_REGNO_P): Correct parentheses.
3273 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3275 PR debug/4461
3276 * varasm.c (get_pool_constant_mark): New.
3277 * rtl.h (get_pool_constant_mark): Add prototype.
3278 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
3279 be represented if it has not been output.
3281 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
3283 * combine.c (do_SUBST): Sanity check substitutions of
3284 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
3285 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
3286 CONST_INT into its operand.
3287 (known_cond): Likewise, for ZERO_EXTEND.
3288 * simplify-rtx.c (simplify_unary_operation): Fix condition to
3289 allow for simplification of wide modes. Reject CONST_INTs in
3290 ZERO_EXTEND when their actual mode is not given.
3292 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
3294 * c-decl.c (pushdecl): If no global declaration is found for an
3295 extern declaration in block scope, try a limbo one.
3297 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3299 PR c++/4401
3300 * c-common.c (pointer_int_sum): Moved from...
3301 * c-typeck.c (pointer_int_sum): ...here.
3302 * c-common.h (pointer_int_sum): Add prototype.
3304 2002-02-20 Jakub Jelinek <jakub@redhat.com>
3306 PR c++/5713
3307 * c-decl.c (duplicate_decls): Return 0 if issued error about
3308 redeclaration.
3310 2002-02-20 Roger Sayle <roger@eyesopen.com>
3311 Jakub Jelinek <jakub@redhat.com>
3313 PR c/4389
3314 * tree.c (host_integerp): Ensure that the constant integer is
3315 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
3316 when pos is zero or non-zero respectively. Clarify comment.
3317 * c-format.c (check_format_info_recurse): Fix host_integerp
3318 usage; the pos argument should be zero when assigning to a
3319 signed HOST_WIDE_INT.
3321 2002-02-20 Richard Henderson <rth@redhat.com>
3323 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
3324 of the operand, rather than assuming TImode.
3325 (ix86_expand_binop_builtin): Cope with commutative patterns
3326 using nonimmediate_operand for both operands.
3327 (ix86_expand_timode_binop_builtin): Likewise.
3328 (ix86_expand_store_builtin): Validate operand 1.
3329 (ix86_expand_unop1_builtin): Likewise.
3331 2002-02-20 Philip Blundell <philb@gnu.org>
3333 PR 5705
3334 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
3336 2002-02-20 Richard Henderson <rth@redhat.com>
3338 PR c/5615
3339 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
3341 2002-02-20 Tom Tromey <tromey@redhat.com>
3343 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3344 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3345 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3346 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
3347 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
3348 unconditionally.
3350 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
3352 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
3353 for (const_int 0) in X not just INTVAL.
3355 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
3357 * doc/extend.texi: Avoid or reduce overfull hboxes.
3359 2002-02-20 Diego Novillo <dnovillo@redhat.com>
3361 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
3362 operations if the field does not start at a mode boundary.
3364 2001-02-20 Joel Sherrill <joel@OARcorp.com>
3366 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
3367 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
3368 Also done for -Acpu and -Amachine.
3370 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
3372 * cppinit.c (init_dependency_output): Take deps output file
3373 from -o if none given with -MF. Suppress normal output.
3374 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
3375 * doc/cpp.texi, doc/invoke.texi: Update.
3377 2002-02-19 Zack Weinberg <zack@codesourcery.com>
3379 * toplev.c (output_quoted_string): Write unprintable
3380 characters with octal escapes.
3382 2002-02-19 David Edelsohn <edelsohn@gnu.org>
3384 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
3385 really_call_used[VRSAVE_REGNO] if not Altivec.
3387 2002-02-19 Alan Modra <amodra@bigpond.net.au>
3389 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
3390 MODE_MASK.
3391 (constant_pool_expr_1): Fix formatting.
3392 (rs6000_legitimize_reload_address): Likewise.
3394 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3396 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
3397 now that we have one.
3399 2002-02-19 Zack Weinberg <zack@codesourcery.com>
3401 * tree.h (struct tree_common): Remove aux. Add unused_0 at
3402 end of first block of bitfields (which was only seven bits);
3403 rename dummy to unused_1; remove comment which is no longer true.
3405 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
3407 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
3409 2002-02-19 Philip Blundell <pb@nexus.co.uk>
3411 PR 5399
3412 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
3413 if generating PIC.
3415 PR 5054
3416 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
3417 arm_is_longcall_p rather than inspecting call-type cookie
3418 directly.
3419 (call_value_insn) [TARGET_THUMB]: Likewise.
3421 2002-02-19 Graham Stott <grahams@redhat.com>
3423 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
3425 2002-02-19 David Edelsohn <edelsohn@gnu.org>
3427 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
3428 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
3429 (FP_SAVE_INLINE): Delete.
3431 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
3432 * config/rs6000/eabi.asm: Remove ABI save restore routines.
3433 * config/rs6000/t-ppccomm: Build crtsavres.o.
3434 * config/rs6000/crtsavres.asm: New file.
3436 2002-02-19 Philip Blundell <philb@gnu.org>
3438 * config/arm/arm.c (use_return_insn): Don't reject interrupt
3439 functions.
3440 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
3441 (output_return_instruction): Allow interrupt functions to return with
3442 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
3443 (arm_expand_prologue): Subtract 4 before stacking LR in an
3444 interrupt function.
3446 2002-02-19 Philip Blundell <pb@nexus.co.uk>
3448 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
3449 decl, not just FUNCTION_DECL.
3450 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
3451 (arm_assemble_integer): Likewise.
3452 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
3453 marked local.
3455 2002-02-19 matthew green <mrg@eterna.com.au>
3457 * config.gcc (sparc-*-netbsdelf*): Enable target.
3458 (sparc64-*-netbsd*): New target.
3459 * config/sparc/netbsd-elf.h: New file.
3460 * config/sparc/t-netbsd64: New file.
3462 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
3464 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
3466 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
3468 * doc/invoke.texi: explicitly list the style guidelines that
3469 -Weffc++ checks for.
3471 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
3473 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
3475 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
3477 PR other/5718
3478 * gcc.c (cpp_unique_options): Treat -o as indicating object file
3479 only if not -E. If -E, pass -o through to the preprocessor.
3481 2002-02-19 Kazu Hirata <kazu@hxi.com>
3483 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
3484 register number with an appropriate macro.
3486 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
3488 * doc/rtl.texi (Constants): Close @code tag.
3490 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
3492 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
3493 ("mmx_uavgv4hi3"): Same.
3494 ("pmulhrwv4hi3"): Same.
3496 * tree-inline.c (walk_tree): Handle vectors.
3498 * c-common.c (constant_expression_warning): Handle vectors.
3499 (overflow_warning): Same.
3501 * sched-deps.c (sched_analyze_2): Handle vectors.
3503 * rtlanal.c (rtx_unstable_p): Handle vectors.
3504 (rtx_varies_p): Same.
3505 (count_occurrences): Same.
3506 (regs_set_between_p): Same.
3507 (modified_between_p): Same.
3508 (modified_in_p): Same.
3509 (volatile_insn_p): Same.
3510 (volatile_refs_p): Same.
3511 (side_effects_p): Same.
3512 (may_trap_p): Same.
3513 (inequality_comparisons_p): Same.
3514 (replace_regs): Same.
3515 (computed_jump_p_1): Same.
3517 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
3518 argument.
3519 (inner_mode_array): New.
3520 (copy_rtx): Handle vectors.
3521 (copy_most_rtx): Same.
3522 (rtx_equal_p): Same.
3523 (get_mode_alignment): Adjust for vectors.
3525 * resource.c (mark_referenced_resources): Handle vectors.
3526 (mark_set_resources): Same.
3528 * reload1.c (eliminate_regs): Handle vectors.
3529 (elimination_effects): Same.
3530 (scan_paradoxical_subregs): Same.
3532 * reload.c (subst_reg_equivs): Handle vectors.
3534 * regrename.c (scan_rtx): Handle vectors.
3536 * regclass.c (reg_scan_mark_refs): Handle vectors.
3538 * recog.c (find_single_use_1): Handle vectors.
3540 * local-alloc.c (equiv_init_varies_p): Handle vectors.
3541 (contains_replace_regs): Same.
3542 (memref_referenced_p): Same.
3544 * integrate.c (copy_rtx_and_substitute): Handle vectors.
3545 (subst_constants): Same.
3547 * genattrtab.c (attr_copy_rtx): Handle vectors.
3548 (encode_units_mask): Same.
3549 (clear_struct_flag): Same.
3550 (count_sub_rtxs): Same.
3552 * gcse.c (want_to_gcse_p): Handle vectors.
3553 (oprs_unchanged_p): Same.
3554 (hash_expr_1): Same.
3555 (oprs_not_set_p): Same.
3556 (expr_killed_p): Same.
3557 (compute_transp): Same.
3558 (store_ops_ok): Same.
3560 * function.c (purge_addressof_1): Do not allow paradoxical subregs
3561 of vectors.
3562 (fixup_var_refs_1): Same.
3563 (instantiate_virtual_regs_1): Same.
3565 * fold-const.c (operand_equal_p): Handle vectors.
3566 (fold): Same.
3567 (rtl_expr_nonnegative_p): Same.
3569 * flow.c (mark_used_regs): Handle vectors.
3571 * df.c (df_uses_record): Handle vectors.
3573 * cselib.c (cselib_subst_to_values): Handle vectors.
3574 (cselib_mem_conflict_p): Same.
3575 (hash_rtx): Same.
3577 * cse.c (canon_reg): Handle vectors.
3578 (fold_rt): Same.
3579 (cse_process_notes): Same.
3580 (count_reg_usage): Same.
3581 (canon_hash): Same.
3583 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
3585 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
3587 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
3588 (gen_rtx): Handle CONST_VECTOR.
3589 (gen_const_vector_0): New.
3590 (copy_rtx_if_shared): CONST_VECTORs can be shared.
3591 (reset_used_flags): Same.
3592 (copy_insn_1): Same.
3593 (initializer_constant_valid_p): Handle VECTOR_CST.
3595 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
3597 * doc/rtl.texi (Constants): Document const_vector.
3598 (CONST0_RTX): Update for vectors.
3599 (RTL sharing): Same.
3601 * print-tree.c (print_node): Add case for VECTOR_CST.
3603 * tree.h (TREE_VECTOR_CST_ELTS): New.
3604 (struct tree_vector): New.
3605 (union tree_node): Add vector node.
3606 (build_vector): Add prototype.
3608 * tree.def (VECTOR_CST): New.
3610 * tree.c (build_vector): New.
3612 * expmed.c (make_tree): Handle CONST_VECTOR.
3614 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
3615 (CONST_VECTOR_ELT): New.
3616 (CONST_VECTOR_NUNITS): New.
3618 * machmode.h (GET_MODE_INNER): New.
3619 (DEF_MACHMODE): Accept 8th arg.
3621 * machmode.def: Add 8th argument for vector inner mode.
3622 Add inner vector modes for vectors.
3624 * rtl.def (VEC_CONST): Remove.
3625 (CONST_VECTOR): New.
3627 * expr.c (clear_storage): Allow vectors.
3628 (is_zeros_p): Handle VECTOR_CST.
3630 * varasm.c (output_constant_pool): Handle vectors.
3631 (rtx_const): Add veclo and vechi fields.
3632 (kind): Add RTX_VECTOR.
3633 (decode_rtx_const): Add case for vector.
3635 * config/rs6000/rs6000-protos.h: Add zero_constant.
3637 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
3638 constants. Force easy vector constants into memory.
3639 (easy_vector_constant): New.
3640 (emit_easy_vector_constant): New.
3641 (rs6000_legitimize_reload_address): Do not generate bad reloads on
3642 darwin.
3644 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
3645 instruction does.
3646 ("altivec_lvxl"): Same.
3647 (altivec_lvebx): Same.
3648 (altivec_lvehx): Same.
3649 (altivec_lvewx): Same.
3650 ("*movv4si_const0"): New.
3651 ("*movv4sf_const0"): New.
3652 ("*movv8hi_const0"): New.
3653 ("*movv16qi_const0"): New.
3655 2002-02-18 Kazu Hirata <kazu@hxi.com>
3657 * config/h8300/h8300.c (notice_update_cc): Use
3658 cc_status.value2.
3660 2002-02-18 Kazu Hirata <kazu@hxi.com>
3662 * config/h8300/h8300.md (divmod patterns): Change the
3663 constraints for operands[1] to register_operand.
3665 2002-02-18 Kazu Hirata <kazu@hxi.com>
3667 * config/h8300/h8300-protos.h: Remove the prototype for
3668 p_operand.
3669 * config/h8300/h8300.c (p_operand): Remove.
3670 * config/h8300/h8300.md: Replace p_operand with
3671 const_int_operand.
3673 2002-02-18 Philip Blundell <pb@nexus.co.uk>
3675 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
3676 comment.
3677 (output_return_instruction): Allow use of LDR to unstack
3678 return addresss even for interrupt handlers or when
3679 interworking. If compiling for ARMv5, use interworking-safe
3680 return instructions by default. Remove duplicated code and
3681 lengthy "strcat" sequences.
3683 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3685 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
3686 (LINK_EH_SPEC): Define.
3687 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
3689 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3691 * config/s390/s390.c (s390_emit_prologue): Do not set the
3692 frame_related flag for call-clobbered registers.
3694 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
3696 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
3697 (construct_container): Fix handling of SSE operands.
3698 (ix86_expand_builtin): Fix handling of 64bit pointers.
3699 (mmx_maskmovq_rex): New pattern.
3701 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
3703 * regrename.c (kill_set_value): Handle subregs properly.
3705 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
3707 * objc/objc-act.c (handle_impent): Remove leading '*'
3708 from objc_class_name.
3710 2002-02-17 Richard Henderson <rth@redhat.com>
3712 * config/alpha/alpha.c (some_small_symbolic_operand,
3713 some_small_symbolic_operand_1, split_small_symbolic_operand,
3714 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
3715 Handle small SYMBOL_REFs anywhere, not just inside memories.
3716 * config/alpha/alpha-protos.h: Update.
3717 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3718 * config/alpha/alpha.md (small symbolic operand splitter): Update.
3720 2002-02-17 Roland McGrath <roland@frob.com>
3722 * config.gcc (powerpc-*-gnu-gnualtivec*,
3723 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
3724 * config/rs6000/gnu.h: New file.
3725 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
3726 Grok "gnu" in rs6000_abi_name.
3727 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
3728 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
3729 Grok -mcall-gnu analogous to -mcall-linux et al.
3730 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
3731 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
3732 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
3734 2002-02-17 Jakub Jelinek <jakub@redhat.com>
3736 PR c/3444:
3737 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
3738 shortening.
3740 2002-02-17 Philipp Thomas <pthomas@suse.de>
3742 * config/cris/cris.h: Undefine STARTFILE_SPEC and
3743 ENDFILE_SPEC before (re)defining them.
3745 2002-02-17 Kazu Hirata <kazu@hxi.com>
3747 * config/h8300/h8300.c: Fix formatting.
3748 * config/h8300/h8300.h: Likewise.
3750 2002-02-17 Philipp Thomas <pthomas@suse.de>
3752 * doc/tm.texi: Explain why empty strings should not be
3753 marked for translation.
3755 2002-02-17 Philipp Thomas <pthomas@suse.de>
3757 * final.c (output_operand_lossage): Changed to accept
3758 printf style arguments. Change calls where necessary.
3759 * output.h (output_operand_lossage): Change declaration
3760 accordingly. Update copyright.
3761 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
3762 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
3763 Update copyright date where necessary.
3765 * config/i386/i386.c (print_operand): Likewise. Remove use of
3766 sprintf.
3768 * config/cris/cris.c (cris_operand_lossage): Likewise.
3769 Rename parameter so that exgettext recognizes it as
3770 translatable message.
3771 (LOSE_AND_RETURN): Rename parameter to msgid.
3773 2002-02-17 Kazu Hirata <kazu@hxi.com>
3775 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
3776 hard coded register number with an appropriate macro.
3777 (HARD_REGNO_MODE_OK): Likewise.
3778 (ARG_POINTER_REGNUM): Likewise.
3779 (STATIC_CHAIN_REGNUM): Likewise.
3780 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3781 * config/h8300/h8300.md (define_constants): Define more
3782 register numbers.
3784 2002-02-17 Philipp Thomas <pthomas@suse.de>
3786 * config/i386/i386.h: Don't mark empty strings for translation.
3788 2002-02-16 H.J. Lu <hjl@gnu.org>
3790 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3792 2002-02-16 Zack Weinberg <zack@codesourcery.com>
3794 * cppinit.c (merge_include_chains): Check for brack being
3795 NULL before attempting to merge it with qtail.
3797 2002-02-16 Andrew Cagney <ac131313@redhat.com>
3799 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
3800 DBX_DEBUG.
3802 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3804 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
3806 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3808 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
3809 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
3810 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
3812 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3814 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
3815 now only if !TARGET_FIX.
3816 (*movsi_nt_vms_fix): New pattern.
3818 2002-02-16 Douglas B Rupp <rupp@gnat.com>
3820 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
3821 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
3822 (alpha_sa_mask, alpha_sa_size): Reflect above change.
3823 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
3824 (alpha_start_function, alpha_expand_epilogue): Likewise.
3825 (unicosmk_gen_dsib): Likewise.
3827 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3829 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
3831 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
3833 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
3834 check_and_change_labels, s390_final_chunkify): Delete.
3835 (s390_split_branches, s390_chunkify_pool): New functions.
3836 (s390_function_prologue): Call them.
3838 * config/s390/s390.h (S390_REL_MAX): Delete.
3839 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
3841 * config/s390/s390.md (cjump, icjump, jump): Fix length
3842 attribute calculation.
3845 2002-02-15 David Edelsohn <edelsohn@gnu.org>
3847 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
3848 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
3850 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
3852 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
3853 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
3854 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
3856 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3858 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
3860 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3862 * reload.c (find_dummy_reload): Check that an output register
3863 is valid for its mode.
3865 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
3867 * combine.c (known_cond): After replacing the REG of a SUBREG, try
3868 to simplify it.
3870 * function.c (assign_parms): Demote promoted argument passed by
3871 transparent reference.
3873 2001-02-14 Joel Sherrill <joel@OARcorp.com>
3875 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
3876 -Acpu() and -Amachine() to eliminate warnings.
3878 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3880 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
3882 2002-02-14 Kazu Hirata <kazu@hxi.com>
3884 * config/h8300/h8300-protos.h: Update the prototype for
3885 const_costs.
3886 * config/h8300/h8300.c (const_costs): Treat SET as a little
3887 more expensive operation.
3888 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
3889 reference to const_costs.
3891 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
3893 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
3895 2002-02-14 Jakub Jelinek <jakub@redhat.com>
3897 PR c/5503:
3898 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
3899 use arguments from newtype.
3901 2002-02-13 Eric Christopher <echristo@redhat.com>
3903 * config/mips/mips.c (override_options): Add check for march/mipsX
3904 on the same command line. Fix error message in cpu processing.
3905 Remove architecture and ISA checks.
3907 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3909 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
3911 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
3913 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3915 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
3916 alternatives.
3917 ("*movv8hi_internal1"): Same.
3918 ("*movv16qi_internal1"): Same.
3919 ("*movv4sf_internal1"): Same.
3921 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
3922 not push_reload for altivec modes.
3924 2002-02-13 Joel Sherrill <joel@OARcorp.com>
3926 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
3927 all RTEMS targets including removal of #includes from config/*/rtems*.h
3928 file and adding them to tm_file setting. Added xm_defines=POSIX to
3929 many targets.
3930 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
3931 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
3932 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
3933 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
3934 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
3935 config/m68k/rtemself.h: Ditto.
3936 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
3937 config/mips/rtems64.h: Ditto.
3938 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
3939 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
3940 Ditto.
3941 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
3942 config/sparc/rtemself.h: Ditto.
3943 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
3944 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
3945 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
3946 more like arm-elf.
3947 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
3948 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
3949 target made more similar to i386-elf.
3950 * config/i386/t-rtems-i386: Added soft float support and multilibs.
3951 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
3952 be similar to config/m68k/t-m68kelf.
3953 * gthr-rtems.h: Encapsulate with extern "C" for C++.
3955 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
3957 * regmove.c (kill_value): Handle subregs.
3959 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
3961 * i386.md (mul patterns): Allow memory operand to be first;
3962 add expanders where needed; fix constraints.
3963 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
3964 Allow memory operand to be the first.
3966 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
3967 operands.
3969 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3971 PR c/5681:
3972 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
3973 GET_MODE (x).
3975 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3977 PR optimization/5547:
3978 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
3979 all valid IA-32 address modes involving non-scaled %ebx and
3980 GOT/GOTOFF as displacement.
3982 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
3984 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
3985 after emitting ltorg insns.
3987 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
3988 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
3989 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
3990 *abssf2): Fix "op_type" attribute.
3992 2002-02-13 Douglas B Rupp <rupp@gnat.com>
3994 * mkconfig.sh: Avoid using a subshell redirect.
3995 ($output.T): Change to $(output)T.
3996 (ENABLE_NLS): Remove unneeded undef.
3998 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
3999 * config/alpha/x-vms (libsubdir): Define.
4001 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
4002 register frame procedures. Optimize retrieving context.
4004 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
4005 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
4006 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
4008 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4010 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
4011 Make same change as for find_base_value.
4013 2002-02-13 Kazu Hirata <kazu@hxi.com>
4015 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
4016 of QImode and SImode.
4018 2002-02-13 Kazu Hirata <kazu@hxi.com>
4020 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
4021 length computation of movsi.
4022 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
4024 2002-02-13 Kazu Hirata <kazu@hxi.com>
4026 * config/h8300/h8300.md (subqi3): Tighten the predicate for
4027 operands[2] to register_operand.
4029 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
4031 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
4033 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
4035 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
4036 for altivec_lvx* and altivec_stvx*.
4037 ("*movv4si_internal"): Add constraint for loading from GPRs.
4038 ("*movv8hi_internal1"): Same.
4039 ("*movv16qi_internal1"): Same.
4040 ("*movv4sf_internal1"): Same.
4042 * config/rs6000/rs6000.c (altivec_register_operand): New.
4044 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
4045 altivec_register_operand.
4047 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
4049 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
4050 handle SYMBOL_REF.
4052 2002-02-13 Stan Shebs <shebs@apple.com>
4054 * c-typeck.c (digest_init): Handle vectors.
4055 (really_start_incremental_init): Same.
4056 (pop_init_level): Same.
4057 (process_init_element): Same.
4059 * varasm.c (output_constant): Same.
4061 * expr.c (clear_storage): Same.
4062 (store_constructor): Same.
4064 2002-02-12 Eric Christopher <echristo@redhat.com>
4066 * explow.c (hard_function_value): Add comment explaining
4067 signed/unsigned comparison.
4069 2002-02-12 Jakub Jelinek <jakub@redhat.com>
4071 * jump.c (never_reached_warning): Add finish argument.
4072 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
4073 real insn after end.
4074 * rtl.h (never_reached_warning): Adjust prototype.
4075 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
4076 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
4077 never_reached_warning.
4079 2002-02-12 Graham Stott <grahams@redhat.com>
4081 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
4083 2002-02-12 Kazu Hirata <kazu@hxi.com>
4085 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
4086 logical shifts on H8/300.
4087 (shift_alg_si): Improve several shifts on H8/300.
4088 (get_shift_alg): Likewise.
4090 2002-02-12 Graham Stott <grahams@redhat.com>
4092 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
4094 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4096 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
4097 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
4099 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
4101 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
4102 non-CONST_INT through default_assemble_integer.
4103 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
4104 <case 8>: Abort for CONST_DOUBLE.
4106 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
4108 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
4109 is specified.
4110 * config/pa/pa-linux.h (LIB_SPEC): Delete.
4111 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
4113 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
4115 * config/stormy16/stormy16.md (zero_extendqihi2): New.
4117 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
4119 * regrename.c (regrename_optimize): Don't accept a
4120 part-clobbered register if the replaced register is not part
4121 clobbered.
4123 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
4124 take padding into account when computing the argument value.
4126 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
4128 * combine.c (try_combine): Apply substitutions in
4129 CALL_INSN_FUNCTION_USAGE too.
4131 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
4133 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
4134 __builtin_altivec_abs*.
4135 (bdesc_abs): New.
4137 * config/rs6000/rs6000.h (rs6000_builtins): Add
4138 ALTIVEC_BUILTIN_ABS*.
4140 * config/rs6000/altivec.h: Use const char for builtins expecting
4141 literals.
4142 (vec_abs): New versions for C and C++.
4143 (vec_abss): Same.
4145 2002-02-10 Kazu Hirata <kazu@hxi.com>
4147 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
4148 using Pmode.
4150 2002-02-10 Kazu Hirata <kazu@hxi.com>
4152 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
4153 constant definition from h8300.md.
4154 (FRAME_POINTER_REGNUM): Likewise.
4155 * config/h8300/h8300.md (define_constants): Add FP_REG.
4157 2002-02-10 Kazu Hirata <kazu@hxi.com>
4159 * config/h8300/h8300.c (print_operand): Remove redundant code.
4161 2002-02-10 Kazu Hirata <kazu@hxi.com>
4163 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
4164 * config/h8300/h8300.c (byte_reg): Make it static.
4166 2002-02-10 Richard Henderson <rth@redhat.com>
4168 PR c/5623
4169 * c-typeck.c (incomplete_type_error): Handle flexible array members.
4171 2002-02-10 Richard Henderson <rth@redhat.com>
4173 PR c++/5624
4174 * tree.c (append_random_chars): Don't abort if main_input_filename
4175 does not exist.
4177 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
4179 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
4181 2002-02-10 Kazu Hirata <kazu@hxi.com>
4183 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
4184 (pushhi1): Likewise.
4186 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
4188 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
4189 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
4191 2002-02-09 David O'Brien <obrien@FreeBSD.org>
4193 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
4194 remove MASK_VIS.
4195 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
4197 2002-02-09 Kazu Hirata <kazu@hxi.com>
4199 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
4200 a half of an SImode register on H8/300.
4202 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
4204 * i386.md (movdi_2): Add missing '!'.
4206 2002-02-09 Kazu Hirata <kazu@hxi.com>
4208 * config/h8300/h8300.h: Fix formatting. Remove commented-out
4209 definitions.
4211 2002-02-09 Kazu Hirata <kazu@hxi.com>
4213 * config/h8300/h8300.md (length): Correct the distance valid
4214 for the short branch.
4216 2002-02-09 Kazu Hirata <kazu@hxi.com>
4218 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
4220 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
4222 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
4223 registers in SImode.
4224 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
4225 part-clobbered.
4227 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
4228 patch.
4230 Contribute sh64-elf.
4231 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
4232 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
4233 (sh_cannot_modify_jumps_p): New function.
4234 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
4235 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
4236 (sh_ms_bitfield_layout_p): New function.
4237 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
4238 Zack Weinberg <zack@codesourcery.com>
4239 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
4240 expand_simple_binop instead of expand_binop.
4241 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
4242 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
4243 use of .quad and .uaquad.
4244 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
4245 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
4246 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4247 * config/sh/sh.md (movdi_const, movdi_const_32bit,
4248 movdi_const_16bit): Make sure all CONSTs have modes.
4249 (sym2PIC): Ditto, but by adjusting all callers.
4250 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
4251 if the prologue calls the SHmedia argument decoder or register
4252 saver.
4253 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
4254 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
4255 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
4256 (sh_expand_epilogue): Don't emit USE of return target register.
4257 (prepare_move_operands): Legitimize DImode PIC addresses.
4258 (sh_media_register_for_return): Skip tr0, used to initialize the
4259 PIC register.
4260 (sh_expand_prologue): Remove explicit USE of return register.
4261 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
4262 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
4263 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
4264 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
4265 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
4266 EXTRA_CONSTRAINT_T.
4267 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
4268 (MOVI_SHORI_BASE_OPERAND_P): New.
4269 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
4270 (EXTRA_CONSTRAINT_T): Define in terms of them.
4271 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
4272 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
4273 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
4274 alternatives supporting TARGET_REGS.
4275 (UNSPEC_GOTPLT): New constant.
4276 (movdi split): Move incrementing of LABEL_NUSES...
4277 (movdi_const, movdi_const_32bit): Here. Use
4278 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
4279 (movdi_const_16bit): New.
4280 (call, call_value) [flag_pic]: Use GOTPLT.
4281 (call_pop, call_value_pop): New expands.
4282 (call_pop_compact, call_pop_rettramp): New insns.
4283 (call_value_pop_compact, call_value_pop_rettramp): New insns.
4284 (sibcall) [flag_pic]: Use GOT.
4285 (builtint_setjmp_receiver): Remove bogus, unused expand.
4286 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
4287 (*pt, *ptb, ptrel): New insns.
4288 (sym2GOT): Handle DImode GOT.
4289 (sym2GOTPLT, symGOTPLT2reg): New expands.
4290 (sym2PIC): New expand.
4291 (shcompact_return_tramp): Use GOTPLT to return trampoline.
4292 (shcompact_return_tramp_i): Use return register explicitly.
4293 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
4294 disable flag_reorder_blocks.
4295 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
4296 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
4297 clobbers, for clarity.
4298 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
4299 restoring of r0 in macl as MAYBE_DEAD.
4300 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
4301 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
4302 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
4303 alter_subreg all over.
4304 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
4305 reload, instead of emitting instructions that would require
4306 reloading.
4307 (casesi_load_media): Add missing modes.
4308 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
4309 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
4310 as used if the argument decoder is called.
4311 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4312 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
4313 Pmode, then extend it to DImode if necessary.
4314 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
4315 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
4316 constants in FPU-enabled SHmedia, let them be loaded from memory.
4317 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4318 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
4319 Adjust whitespace in assembly output templates.
4320 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
4321 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
4322 mode of if_then_else.
4323 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
4324 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
4325 sh.h.
4326 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
4327 Joern Rennecke <amylaar@redhat.com>
4328 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
4329 (SUBTARGET_CPP_PTR_SPEC): New.
4330 (SUBTARGET_CPP_SPEC): Remove.
4331 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
4332 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
4333 Fix typo in previous checkin.
4334 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
4335 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
4336 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
4337 Alexandre Oliva <aoliva@redhat.com>
4338 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
4339 what single FP register can hold for SHmedia target.
4340 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
4341 Alexandre Oliva <aoliva@redhat.com>
4342 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
4343 Do not split into SUBREG.
4344 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
4345 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
4346 and added new functions as specified in SH5 ABI r9.
4347 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
4348 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
4349 8-byte boundary.
4350 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
4351 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
4352 gen_consttable_4 and gen_consttable_8. Emit multiple labels
4353 and consttable_window_ends.
4354 2001-06-03 Graham Stott <grahams@redhat,com>
4355 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
4356 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
4357 * config/sh/sh.c (print_operand): Handle floating-point pair,
4358 vector and matrix registers.
4359 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
4360 vector modes into account.
4361 * config/sh/sh.md (movv2sf): Split move between registers into
4362 movdf.
4363 (movv4sf, movv16sf): Introduce insns that get split only after
4364 reload.
4365 * config/sh/shmedia.h: Fix Copyright dates.
4366 * config/sh/ushmedia.h: Likewise. Move loop counter
4367 declarations into conditionals that uses them.
4368 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
4369 loop boundary.
4370 * config/sh/sshmedia.h: Fix Copyright dates.
4371 (sh_media_PUTCFG): Fix constraints.
4372 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
4373 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
4374 ptrmemfunc_vbit_in_delta for SH5.
4375 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
4376 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
4377 * invoke.texi: Likewise.
4378 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4379 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
4380 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
4381 GCC_pop_shmedia_regs_nofpu): New global symbols.
4382 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
4383 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
4384 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
4385 compact function with nonlocal labels.
4386 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
4387 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
4388 (initial_elimination_offset): Account for their stack space.
4389 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
4390 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
4391 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
4392 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
4393 least one of the operands to be a register.
4394 (movv2sf): Likewise. Renamed to movv2sf_i.
4395 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
4396 prepare_move_operands() before emitting SHmedia insns.
4397 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4398 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
4399 Don't save nor initialize r12. Don't mis-align the stack.
4400 Pad the code with a nop.
4401 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
4402 stack.
4403 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
4404 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
4405 [__SHMEDIA__]: Implement.
4406 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
4407 * config/sh/sh.md: Set latency of `pt' closer to reality.
4408 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
4409 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
4410 Set move, load and store type attributes.
4411 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
4412 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
4413 profiling.
4414 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
4415 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
4416 * config/sh/sh.c (sh_media_register_for_return): New function.
4417 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
4418 branch-target register.
4419 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
4420 * config/sh/sh.md (return_media_i): Use any call-clobbered
4421 branch-target register.
4422 (return_media): If r18 wasn't copied in the prologue, copy it
4423 here.
4424 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
4425 Clear class FP0_REGS.
4426 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
4427 from elf.h.
4428 2001-03-08 DJ Delorie <dj@redhat.com>
4429 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
4430 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
4431 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
4432 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
4433 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
4434 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
4435 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
4436 return value correctly for call_cookie.
4437 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
4438 * config/sh/crt1.asm (start): Modified so as to call
4439 ___setup_argv_and_call_main.
4440 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
4441 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
4442 SHmedia mode.
4443 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
4444 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
4445 (STRIP_NAME_ENCODING): Use it.
4446 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
4447 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4448 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
4449 prepare_scc_operands().
4450 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
4451 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
4452 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
4453 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
4454 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4455 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
4456 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
4457 used in shcompact_incoming_args.
4458 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
4459 change.
4460 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
4461 mode.
4462 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
4463 Adjust accordingly.
4464 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
4465 Simplify. Adjust. Add sanity check.
4466 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
4467 FPU_SINGLE_BIT.
4468 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
4469 TARGET_SHCOMPACT.
4470 (udivsi3, divsi3): Use them.
4471 (force_mode_for_call): New insn.
4472 (call, call_value, sibcall_value): Emit it before SHcompact
4473 calls.
4474 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4475 * config/sh/sh.md (call, call_value, sibcall): Make sure the
4476 call cookie is non-NULL before taking its value.
4477 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
4478 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
4479 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4480 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
4481 block.
4482 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
4483 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
4484 temporary for stack adjusts. Use MACL and MACH to pass
4485 arguments to shcompact_incoming_args.
4486 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
4487 clobber r1.
4488 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
4489 (nested_trampoline): Load static chain address into r1.
4490 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
4491 2001-01-07 Alexandre Oliva <aoliva@redhat.com
4492 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
4493 fp_arith_reg_operand().
4494 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
4495 * config/sh/sh.md (casesi): Sign-extend the first two operands,
4496 and use signed compares for them.
4497 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
4498 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
4499 ones properly aligned.
4500 (find_barrier): Account for extra alignment needed for 8-byte wide
4501 constants.
4502 (machine_dependent_reorg): Require a label for the second 4-byte
4503 constant after an 8-byte one.
4504 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
4505 change.
4506 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
4507 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
4508 last_float when switching float modes.
4509 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
4510 auto-increment for general-purpose registers.
4511 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
4512 result.
4513 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
4514 for stack adjust.
4515 * config/sh/sh.c (sh_builtin_saveregs): Support using all
4516 registers for varargs.
4517 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
4518 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
4519 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
4520 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
4521 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
4522 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
4523 call_cookie accordingly.
4524 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
4525 (SHCOMPACT_BYREF): Likewise.
4526 (SHCOMPACT_FORCE_ON_STACK): New macro.
4527 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
4528 (sh_builtin_saveregs): Likewise.
4529 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4530 shcompact_incoming_args): Use new shift values. Support
4531 sequences of consecutive and non-consecutive pushes/pops.
4532 * config/sh/sh.md (return): Don't explicitly use PR_REG.
4533 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
4534 * config/sh/sh.h (TEXT_SECTION): Define.
4535 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
4536 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
4537 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
4538 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
4539 return values on FPU-enabled SHmedia.
4540 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
4541 FPU-enabled SHmedia.
4542 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
4543 value is returned in a non-FP reg and is not returned by
4544 reference.
4545 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
4546 jump_ind.
4547 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
4548 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
4549 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
4550 quad-aligned to be passed by callee-copy reference.
4551 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
4552 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
4553 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
4554 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
4555 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
4556 copying low-numbered FP regs to r7 and r8.
4557 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
4558 FP regs to general-purpose regs only if the copy was passed on the
4559 stack.
4560 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
4561 copying FP reg to r9.
4562 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
4563 copy FP regs to general-purpose regs only in outgoing calls.
4564 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
4565 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
4566 HOST_WIDE_INT.
4567 * config/sh/sh.h (struct sh_args): Document all fields.
4568 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
4569 passed partially on the stack should not consider making
4570 sibcalls.
4571 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
4572 stack_regs only for incoming calls. When passing FP args,
4573 make sure there are FP regs available before modifying
4574 call_cookie.
4575 (SHCOMPACT_BYREF): Pass double args in general-purpose
4576 registers by reference.
4577 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
4578 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
4579 attempt to generate sibcalls if the caller got any arguments
4580 by reference.
4581 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
4582 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
4583 to 8-byte boundaries.
4584 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
4585 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
4586 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
4587 stored in the stack.
4588 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
4589 for the offsets to have the ISA bit set.
4590 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
4591 invocation. Use beq instead of bgt to mark end of sequence of
4592 loads.
4593 (shcompact_incoming_args): Fix store of r2. Use beq instead of
4594 bgt to mark end of sequence of stores.
4595 * config/sh/sh.c (arith_operand): Don't check whether
4596 CONST_OK_FOR_J for now.
4597 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
4598 instead of long for conversion.
4599 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
4600 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
4601 before passing it to fprintf.
4602 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
4603 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
4604 Call set_fpscr before reading/writing SR.
4605 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
4606 Call set_fpscr.
4607 * config/sh/lib1funcs.asm: Add `.align 2' directives before
4608 SHmedia code.
4609 (FMOVD_WORKS): Define on SH5 with FPU.
4610 (set_fpscr): Define on SH5. Remove separate _fpscr_values
4611 setting.
4612 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
4613 _fpscr_values.
4614 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
4615 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
4616 address.
4617 (ia_main_table): Ditto.
4618 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
4619 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
4620 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
4621 the definitions from sh.h.
4622 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
4623 TARGET_SH5.
4624 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
4625 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
4626 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
4627 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
4628 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
4629 Increment LABEL_NUSES.
4631 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
4632 TARGET_SH5.
4633 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
4634 defined.
4635 * config/sh/elf.h (SIZE_TYPE): Likewise.
4636 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
4637 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4638 shcompact_incoming_args): Load switch table addresses using
4639 datalabel.
4640 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
4641 (NO_BUILTIN_SIZE_TYPE): Define.
4642 (SIZE_TYPE): Don't define.
4643 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
4644 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
4645 definition of __SH5__=32 for -m5-compact-nofpu.
4646 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
4647 ADDR_DIFF_VEC.
4648 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
4649 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
4650 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
4651 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
4652 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
4653 (INSN_LENGTH_ALIGNMENT): Likewise.
4654 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4655 * config/sh/sh.md (call, call_value, sibcall): Simplify
4656 copying of non-branch-target register.
4657 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4658 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
4659 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
4660 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4661 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
4662 floating-point values as structs.
4663 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
4664 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
4665 general-purpose register.
4666 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
4667 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
4668 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
4669 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
4670 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
4671 (ENCODE_SECTION_INFO): Enclose variables and constants in
4672 DATALABEL unspecs.
4673 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
4674 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
4675 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
4676 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
4677 only for LABEL_REFs. For SYMBOL_REFs, prepend
4678 SH_DATALABEL_ENCODING to the symbol name.
4679 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
4680 convert_mode().
4681 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
4682 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
4683 UNSPEC_DATALABEL.
4684 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
4685 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
4686 (DATALABEL_REF_P): Don't require CONST.
4687 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
4688 REL label.
4689 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
4690 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
4691 right.
4692 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
4693 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
4694 Use shallow_copy_rtx and PUT_MODE to change the mode of
4695 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
4696 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
4697 on SHmedia using GENERAL_REGs.
4698 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
4699 bltu_media_i): Fix reversion of conditions.
4700 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
4701 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
4702 * config/sh/sh.c (output_far_jump): Save r13 in macl.
4703 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
4704 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
4705 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
4706 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
4707 (GCC_nested_trampoline): Likewise.
4708 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
4709 * config/sh/sh.c (gen_datalabel_ref): Define.
4710 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
4711 (INITIALIZE_TRAMPOLINE): Likewise.
4712 (TRAMPOLINE_ADJUST_ADDRESS): Define.
4713 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
4714 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
4715 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
4716 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
4717 (ic_invalidate): Adjust for SH5.
4718 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
4719 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
4720 _nested_trampoline.
4721 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
4722 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
4723 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
4724 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
4725 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
4726 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
4727 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
4728 * config/sh/sh.c (target_reg_operand): Match only target-branch
4729 registers and pseudos that aren't virtual registers.
4730 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
4731 Copy operands that don't match target_reg_operand to pseudos.
4732 (call_media, call_value_media, sibcall_media): Use
4733 target_reg_operand instead of target_operand.
4734 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
4735 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
4736 * config/sh/sh.c (target_reg_operand): Match hardware registers
4737 other than branch-target registers.
4738 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
4739 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
4740 (fpscr_values) [SH5 == 32]: Define.
4741 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
4742 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
4743 Handle function addresses coming in SUBREGs.
4744 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
4745 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4746 shcompact_return_trampoline): Use datalabel where appropriate.
4747 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
4748 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
4749 general-purpose register to copy one branch-target register to
4750 another.
4751 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
4752 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
4753 SYMBOL_REFs with VOIDmode.
4754 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
4755 bltu_media_i): New insns.
4756 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
4757 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
4758 (INIT_CUMULATIVE_ARGS): Likewise.
4759 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
4760 * machmode.def (V16SFmode): New mode.
4761 * c-common.c (type_for_mode): Support V2SF and V16SF.
4762 * tree.c (build_common_tree_nodes_2): Likewise.
4763 * tree.h (tree_index): Likewise.
4764 * calls.c (emit_call_1): Take args_so_far. Adjust all
4765 callers. Introduce CALL_POPS_ARGS.
4766 * tm.texi (CALL_POPS_ARGS): Document.
4767 * config/sh/crt1.asm: Implement in SHmedia mode.
4768 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
4769 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
4770 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
4771 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
4772 Implement divsi and udivsi in SHmedia mode. Introduce
4773 SHcompact trampolines.
4774 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
4775 only in SHmedia64.
4776 (regno_reg_class): Rewrite.
4777 (fp_reg_names): Remove.
4778 (sh_register_names, sh_additional_register_names): New.
4779 (print_operand): Added `u'. Support SUBREGs in addresses.
4780 Add parentheses around shifted CONSTs.
4781 (output_file_start): Output .mode and .abi directives.
4782 (shiftcosts, addsubcosts, multcosts): Adjust.
4783 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
4784 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
4785 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
4786 bytes, not registers. Take into account the need for the
4787 SHcompact incoming args trampoline. Adjust all callers.
4788 (sh_expand_prologue): Take stack_regs into account. Call
4789 incoming args trampoline. Keep stack aligned as per SH5 ABI.
4790 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
4791 stack aligned as per SH5 ABI.
4792 (sh_builtin_saveregs): Support SH5 ABI.
4793 (sh_build_va_list, sh_va_start): Likewise.
4794 (initial_elimination_offset): Take alignment into account.
4795 Compute location of PR according to the SH5 stack frame.
4796 (arith_reg_operand): Reject branch-target registers.
4797 (shmedia_6bit_operand): New.
4798 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
4799 (target_reg_operand): Match DImode only. Accept SUBREGs.
4800 (target_operand): New.
4801 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
4802 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
4803 SIBCALL_REGS for SHmedia.
4804 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
4805 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
4806 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
4807 (TARGET_SWITCHES): New SH5 flags.
4808 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
4809 VALID_REGISTER_P to disable unsupported registers.
4810 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
4811 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
4812 (FUNCTION_ARG_PADDING): Define.
4813 (FASTEST_ALIGNMENT): Adjust.
4814 (SH_REGISTER_NAMES_INITIALIZER): New.
4815 (sh_register_names): Declare.
4816 (DEBUG_REGISTER_NAMES): Define.
4817 (REGISTER_NAMES): Define based on sh_register_names.
4818 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
4819 (sh_additional_register_names): Declare.
4820 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
4821 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
4822 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
4823 (REGISTER_NATURAL_MODE): Define.
4824 (FIRST_PSEUDO_REGISTER): Adjust.
4825 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
4826 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
4827 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
4828 (VECTOR_MODE_SUPPORTED_P): Define.
4829 (REG_CLASS_CONTENTS): Adjust.
4830 (SMALL_REGISTER_CLASSES): Adjust.
4831 (REG_ALLOC_ORDER): Adjust.
4832 (INDEX_REG_CLASS): Adjust.
4833 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
4834 (CONST_OK_FOR_LETTER_P): Adjust.
4835 (PREFERRED_RELOAD_CLASS): Adjust.
4836 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
4837 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
4838 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
4839 (FIRST_FP_PARM_REG): Adjust.
4840 (CALL_POPS_ARGS): Define.
4841 (FUNCTION_ARG_REGNO_P): Adjust.
4842 (struct sh_args): New fields.
4843 (GET_SH_ARG_CLASS): Adjust.
4844 (INIT_CUMULATIVE_ARGS): Adjust.
4845 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
4846 (FUNCTION_ARG_ADVANCE): Adjust.
4847 (FUNCTION_ARG): Adjust.
4848 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
4849 (FUNCTION_ARG_CALLEE_COPIES): Define.
4850 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
4851 (STRICT_ARGUMENT_NAMING): Define.
4852 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
4853 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
4854 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
4855 (SETUP_INCOMING_VARARGS): Adjust.
4856 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
4857 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
4858 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
4859 (SUBREG_OK_FOR_INDEX_P): Adjust.
4860 (EXTRA_CONSTRAINT_S): Update.
4861 (EXTRA_CONSTRAINT_T): New.
4862 (EXTRA_CONSTRAINT): Adjust.
4863 (GO_IF_LEGITIMATE_INDEX): Adjust.
4864 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
4865 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
4866 (MOVE_MAX): Adjust.
4867 (MAX_MOVE_MAX): Define.
4868 (Pmode): Adjust.
4869 (CONST_COSTS): Adjust.
4870 (REGISTER_MOVE_COST): Adjust.
4871 (BRANCH_COST): Adjust.
4872 (TEXT_SECTION_ASM_OP): Adjust.
4873 (DBX_REGISTER_NUMBER): Adjust.
4874 (ASM_OUTPUT_DOUBLE_INT): New.
4875 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
4876 (PREDICATE_CODES): Adjust.
4877 (PROMOTE_MODE): Adjust.
4878 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
4879 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
4880 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
4881 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
4882 (DR0_REG, DR2_REG, DR4_REG): Renumber.
4883 (TR0_REG, TR1_REG, TR2_REG): New.
4884 (XD0_REG): Renumber.
4885 (UNSPEC_COMPACT_ARGS): New.
4886 (type): Added pt and ptabs.
4887 (length): Default to 4 on SHmedia. Default pt length to 12
4888 and 20 on SHmedia32 and SHmedia64, respectively.
4889 (pt): New function unit.
4890 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
4891 Add whitespace between operands of SHmedia instructions.
4892 (movdicc): Fix.
4893 (adddi3_media, addsi3_media): Adjust constraints.
4894 (subsi3) [SHmedia]: Force operand 1 into a register.
4895 (udivsi3_i1_media, udivsi3_i4_media): New.
4896 (udivsi3): Support SHmedia.
4897 (divsi3_i1_media, divsi3_i4_media): New.
4898 (divsi3): Support SHmedia.
4899 (anddi3, iordi3, xordi3): Adjust constraints.
4900 (zero_extendhidi2, zero_extendqidi2): New.
4901 (extendsidi2, extendhidi2, extendqidi2): New.
4902 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
4903 (pop_e, pop_fpul, pop_4): Likewise.
4904 (movsi_media): Support FP and BT registers.
4905 (movsi_media_nofpu): New. Adjust splits to DImode.
4906 (lduw, ldub): Renamed to zero_extend* above.
4907 (movqi_media): Fix typo.
4908 (movdi_media): Support FP and BT registers.
4909 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
4910 (movdi_const_32bit): New.
4911 (shori_media): Require immediate operand. Use `u' for output.
4912 (movdf_media, movsf_media): Simplified.
4913 (movdf_media_nofpu, movsf_media_nofpu): New.
4914 (movdf, movsf): Adjust
4915 (movv2sf, movv2sf, movv16sf): New.
4916 (beq_media, beq_media_i): Adjust constraints. Don't use
4917 scratch BT register.
4918 (bne_media, bne_media_i): Likewise.
4919 (bgt_media, bgt_media_i): Likewise.
4920 (bge_media, bge_media_i): Likewise.
4921 (bgtu_media, bgtu_media_i): Likewise.
4922 (bgeu_media, bgeu_media_i): Likewise.
4923 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
4924 bunordered): Emit jump insn. Force operands to registers when
4925 needed.
4926 (jump_media, jump): Simplify.
4927 (call_compact, call_compact_rettramp): New.
4928 (call_value_compact, call_value_compact_rettramp): New.
4929 (call_media, call_value_media): Simplify.
4930 (sibcall_compact, sibcall_media): New.
4931 (call, call_value): Adjust for SHmedia and SHcompact.
4932 (sibcall, sibcall_value, untyped_call): Likewise.
4933 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
4934 (indirect_jump): Adjust for SHmedia.
4935 (casesi_jump_media): New.
4936 (nop): Re-enable for SHmedia.
4937 (call_site): Restrict to SH1.
4938 (casesi): Adjust for SHmedia.
4939 (casesi_shift_media, casesi_load_media): New.
4940 (return): Explicitly use PR register. Call return trampoline
4941 on SHcompact.
4942 (return_i): Explicitly use PR register.
4943 (shcompact_return_tramp, shcompact_return_tramp_i): New.
4944 (return_media): Adjust.
4945 (shcompact_incoming_args): New.
4946 (epilogue): Adjust.
4947 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4948 (movstrsi): Disable on SH5.
4949 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
4950 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
4951 (subsf3, subsf3_media): Likewise.
4952 (mulsf3, mulsf3_media, mac_media): Likewise.
4953 (divsf3, divsf3_media): Likewise.
4954 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
4955 (floatsisf2, fux_truncsfsi2): Likewise.
4956 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
4957 constraints.
4958 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
4959 (cmpunsf_media, cmpsf): Likewise.
4960 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
4961 (abssf2, abssf2_media): Likewise.
4962 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
4963 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
4964 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
4965 (floatsidf2, fix_truncdfsi2): Likewise.
4966 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
4967 constraints.
4968 (cmpeqdf_media, cmpgtdf_media): Likewise.
4969 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
4970 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
4971 (absdf2, absdf2_media): Likewise.
4972 (extendsfdf2, extendsfdf2_media): Likewise.
4973 (truncsfdf2, truncsfdf2_media): Likewise.
4974 * config/sh/sh64.h: New file.
4975 * config/sh/t-sh64: New file.
4976 * config/sh/shmedia.h: New file.
4977 * config/sh/ushmedia.h: New file.
4978 * config/sh/sshmedia.h: New file.
4979 * configure.in: Added sh64-*-elf.
4980 * configure: Rebuilt.
4981 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
4982 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
4983 (reg_class_from_letter): Use `b' for TARGET_REGS.
4984 (print_operand): Support `%M', `%m', `AND' and
4985 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
4986 (andcosts): Adjust for SHmedia.
4987 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
4988 Likewise.
4989 (target_reg_operand): New function.
4990 * config/sh/sh-protos.h (target_reg_operand): Declare.
4991 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
4992 FP registers on SH5.
4993 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
4994 on SH4.
4995 (TARGET_REGISTER_P): New macro.
4996 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
4997 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
4998 (EXTRA_CONSTRAINT_S): New macro.
4999 (EXTRA_CONSTRAINT): Adjust.
5000 (FLOAT_TYPE_SIZE): Define to 32.
5001 (Pmode): DImode on SHmedia.
5002 (CONST_COSTS): Adjust for SHmedia literals.
5003 (PREDICATE_CODES): Added target_reg_operand.
5004 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
5005 * config/sh/sh.md: Remove all attrs from SHmedia insns.
5006 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
5007 (cmpdi): Accept SHmedia.
5008 (movdicc_false, movdicc_true): New insns.
5009 (movdicc): New expand.
5010 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
5011 no_new_pseudos.
5012 (addsi3_media): Match `S' constraint.
5013 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
5014 (negdi2): Expand for SHmedia.
5015 (one_cmpldi2): New expand.
5016 (zero_extendsidi2): Change from expand to insn.
5017 (extendsidi2): Add constraints.
5018 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
5019 LD/ST address. Fix SI immediate loading split.
5020 (movhi_media, movqi_media, lduw, ldub): New insns.
5021 (movhi, movqi): Accept SHmedia.
5022 (shori_media, movdi_media): Relax input constraints. Split
5023 symbolic constants.
5024 (movdf_media, movsf_media): New insn. New split to movdi.
5025 (movdf, movsf): Match on SHmedia.
5026 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
5027 bgeu_media): New insns and splits. New insns with `_i' suffix.
5028 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
5029 (bunordered): New expand.
5030 (jump_compact): Renamed from `jump'.
5031 (jump_media): New insn.
5032 (jump): New expand.
5033 (call_media, call_value_media): New insns.
5034 (call, call_value): Adjust.
5035 (indirect_jump_compact): Renamed from `indirect_jump'.
5036 (indirect_jump_media): New insn.
5037 (indirect_jump): New expand.
5038 (untyped_call, return): Accept SHmedia.
5039 (return_media): New insn.
5040 (prologue, epilogue, blockage): Accept SHmedia.
5041 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
5042 (sunordered): New expand.
5043 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
5044 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
5045 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
5046 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
5047 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
5048 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
5049 abssf2_media): New insns.
5050 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
5051 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
5052 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
5053 floatdidf2, floatsidf2_media, fix_truncdfdi2,
5054 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
5055 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
5056 absdf2_media): New insns.
5057 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
5058 (extendsfdf2_media, truncdfsf2_media): New insns.
5059 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
5060 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
5061 * config/sh/sh.h (CONST_OK_FOR_J): Document.
5062 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
5063 * config/sh/sh.md (adddi3): New expand.
5064 (adddi3_media, adddi3z_media): New insns.
5065 (adddi3_compact): Renamed from adddi3.
5066 (addsi3_media): Use add.l r63 to add constant zero.
5067 (subdi3): New expand.
5068 (subdi3_media): New insn.
5069 (subdi3_compact): Renamed from subdi3.
5070 (mulsidi3): New expand.
5071 (mulsidi3_media): New insn.
5072 (mulsidi3_compact): Renamed from mulsidi3.
5073 (umulsidi3): New expand.
5074 (umulsidi3_media): New insn.
5075 (umulsidi3_compact): Renamed from umulsidi3.
5076 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
5077 (ashlsi3, ashrsi3, lshrsi3): Use them.
5078 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
5079 (ashldi3, ashrdi3, lshrdi3): Use them.
5080 (zero_extendsidi2): New expand.
5081 (extendsidi2): New insn.
5082 (movsi_media): New insn. Split to movdi to load constants.
5083 (movsi): Enable for shmedia.
5084 (movdi_media): New insn. Use shori_media to load wide constants.
5085 (short_media): New insn.
5086 (movdi): Enable for shmedia.
5087 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
5088 * config/sh/sh.h (CPP_SPEC): Added `m5'.
5089 (SUBTARGET_CPP_SPEC): Added `!m5'.
5090 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
5091 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
5092 to all other SH variants.
5093 (TARGET_DEFAULT): Set to SH1_BIT.
5094 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
5095 (BITS_PER_WORD): Raise to 64 on shmedia.
5096 (MAX_BITS_PER_WORD): Change to 64.
5097 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
5098 (INT_TYPE_SIZE): Keep as 32.
5099 (UNITS_PER_WORD): Raise to 8 on shmedia.
5100 (MIN_UNITS_PER_WORD): Keep as 4.
5101 (POINTER_SIZE): Raise to 64 on shmedia.
5102 (CONST_OK_FOR_J): New macro.
5103 (CONST_OK_FOR_LETTER_P): Use it.
5104 (processor_type): Add PROCESSOR_SH5.
5105 * config/sh/sh.md: Conditionalize all expands, insns and
5106 splits to TARGET_SH1.
5107 (cpu): Added sh5.
5108 (addsi3_compact): Renamed from...
5109 (addsi3): Now an expand.
5110 (addsi3_media, subsi3_media): New insns.
5111 (subsi3): Don't negate constants with SHmedia.
5113 * hooks.c: New file.
5114 * hooks.h: New file.
5115 * Makefile.in (HOOKS_H): New.
5116 (TARGET_DEF_H): Added $(HOOKS_H).
5117 (OBJS): Added hooks.o.
5118 (cfgcleanup.o, bb-reorder.o): Added target.h.
5119 (hooks.o): Added dependencies.
5120 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
5121 (TARGET_INITIALIZER): this.
5122 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
5123 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
5124 * bb-reorder.c: Include target.h.
5125 (reorder_basic_blocks): Skip if cannot modify jumps.
5126 * cfgcleanup.c: Include target.h.
5127 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
5129 2002-02-08 Chris Demetriou <cgd@broadcom.com>
5131 * config/mips/mips.md (casesi_internal, casesi_internal_di):
5132 Protect jump delay slot instructions with .set noreorder and
5133 .set nomacro.
5135 2002-02-08 Chris Demetriou <cgd@broadcom.com>
5137 * config/mips/mips.md (casesi_internal_di): Calculate
5138 the index into the target offset table correctly.
5140 2002-02-08 Richard Henderson <rth@redhat.com>
5142 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
5143 * final.c (output_addr_const): Accept and discard SUBREG.
5144 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
5145 mark them unknown instead.
5146 (simplify_subtraction): Handle RTX_UNKNOWN.
5147 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
5149 2002-02-08 David Edelsohn <edelsohn@gnu.org>
5151 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
5153 2002-02-08 Richard Henderson <rth@redhat.com>
5155 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
5157 2002-02-08 Andreas Jaeger <aj@suse.de>
5159 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
5160 * config/i386/t-linux64: New file.
5162 2002-02-08 Jakub Jelinek <jakub@redhat.com>
5164 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
5165 * c-parse.in (compstmt): Clear last_expr_type.
5167 2002-02-07 Richard Henderson <rth@redhat.com>
5169 * loop.c (strength_reduce): Sink final_value when not
5170 eliminating a biv.
5172 2002-02-07 David O'Brien <obrien@FreeBSD.org>
5174 * config/sparc/freebsd.h: Fix mismatched spec {.
5176 2002-02-07 Richard Henderson <rth@redhat.com>
5178 * cfgrtl.c: Include recog.h and insn-config.h.
5179 (keep_with_call_p): Fix general_operand invocation.
5180 * Makefile.in (cfgrtl.o): Update dependencies.
5182 2002-02-07 Kazu Hirata <kazu@hxi.com>
5184 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
5185 comment. Accept HImode only if TARGET_H8300.
5187 2002-02-07 Eric Christopher <echristo@redhat.com>
5189 * config/mips/crtn.asm: Cleanup #ifdefs.
5191 2002-02-07 Eric Christopher <echristo@redhat.com>
5193 * config/mips/crti.asm: Add changes for mips16. mips16 uses
5194 register 7 as RA instead of $31.
5195 * config/mips/crtn.asm: Ditto.
5196 * config/mips/mips.c (mips_move_2words): Add case for
5197 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
5198 (compute_frame_size): Fix typo.
5199 (save_restore_insns): Ditto. Make documentation about using
5200 register $7 as return register more precise.
5201 (mips_expand_epilogue): Fix comment. Add code to work around not
5202 being able to add to the stack pointer directly.
5203 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
5204 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
5205 epilogue.
5207 2002-02-07 Tom Rix <trix@redhat.com>
5209 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
5210 immediates in ldu and stdu DS opcode field.
5211 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
5212 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
5213 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
5215 2002-02-07 Jeff Sturm <jsturm@one-point.com>
5217 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
5218 offset for stack bias.
5220 2002-02-07 H.J. Lu <hjl@gnu.org>
5222 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
5224 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
5226 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
5228 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
5230 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
5231 * i386.c (x86_order_regs_for_local_alloc): New global function.
5232 * i386.h (REG_ALLOC_ORDER): CLeanup.
5233 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
5235 2002-02-07 Richard Henderson <rth@redhat.com>
5237 PR optimization/2463
5238 * alias.c (find_base_value): Recall base values for fixed hard regs.
5239 * loop.c (loop_regs_update): Don't use single_set on non-insns.
5241 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
5243 * config/mips/mips.md (define_delay) [mips16]: Adjust required
5244 length.
5246 2002-02-06 Richard Henderson <rth@redhat.com>
5248 PR c/5609
5249 * stmt.c (resolve_operand_name_1): Take more care with mixed
5250 named and unnamed operands.
5252 2002-02-06 Janis Johnson <janis187@us.ibm.com>
5253 Jan Hubicka <jh@suse.cz>
5255 * loop.c (remove_constant_addition): Avoid clobbering a shared
5256 CONST expression.
5258 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
5260 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
5261 * config/s390/t-linux64: New file.
5262 * config/s390/libgcc-glibc.ver: New file.
5264 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
5266 * config/s390/linux64.h: Delete file.
5267 * config/s390/s390x.h: New file.
5268 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
5269 as target header file.
5270 * config/s390/linux.h (TARGET_VERSION): Define depending on
5271 DEFAULT_TARGET_64BIT.
5272 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
5273 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
5274 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
5275 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
5276 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
5277 (EXTRA_SPEC): New define.
5278 * config/s390/s390.h (TARGET_VERSION): Define depending on
5279 DEFAULT_TARGET_64BIT.
5280 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
5282 2002-02-06 Jason Merrill <jason@redhat.com>
5284 * c-decl.c (finish_function): Warn about a non-void function with
5285 no return statement and no abnormal exit.
5286 (current_function_returns_abnormally): New variable.
5287 (start_function): Clear it.
5288 (struct c_language_function): Add returns_abnormally.
5289 (push_c_function_context): Save it.
5290 (pop_c_function_context): Restore it.
5291 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
5292 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
5293 an explicit return type.
5294 * c-tree.h: Declare current_function_returns_abnormally.
5295 (C_FUNCTION_IMPLICIT_INT): New macro.
5296 * c-typeck.c (build_function_call): Set it.
5297 (c_expand_return): Set current_function_returns_value even if the
5298 value is erroneous.
5300 2002-02-06 Jakub Jelinek <jakub@redhat.com>
5302 PR c/5420:
5303 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
5304 unsafe for reevaluation.
5306 2002-02-06 Jakub Jelinek <jakub@redhat.com>
5308 PR c/5482:
5309 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
5310 EXPR_STMT, but COMPOUND_STMT, recurse into it.
5312 2002-02-06 Richard Henderson <rth@redhat.com>
5314 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
5315 be a general_operand. Dest for function value must be a pseudo.
5317 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
5319 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
5320 as SYMBOL_REFs from the constant pool.
5322 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
5324 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
5325 passed by invisible reference.
5327 2002-02-05 Richard Henderson <rth@redhat.com>
5329 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
5331 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
5333 Implement using "base addresses" in insn operands as default.
5334 * config/mmix/mmix.c (mmix_conditional_register_usage): if
5335 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
5336 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
5337 used to read the rtx value.
5338 (mmix_target_asm_function_epilogue): Fix spacing.
5339 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
5340 (mmix_legitimate_address): Ditto.
5341 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
5342 should be loaded with a GETA insn. Don't allocate needless extra
5343 char for nul termination and fix misleading comment.
5344 (mmix_print_operand_address): Handle constants if
5345 TARGET_BASE_ADDRESSES.
5346 (mmix_output_register_setting): Use base addressing if
5347 TARGET_BASE_ADDRESSES and the number of insns is 3.
5348 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
5349 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
5350 to use R as constraint, add LDA to match s.
5351 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
5352 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
5353 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
5354 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
5355 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
5356 order with other fixed registers.
5357 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
5358 other parameter/call-clobbered registers.
5359 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
5360 -mbase-addresses, -mno-base-addresses.
5361 (MMIX Options): Ditto.
5363 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5365 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
5367 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
5369 * config/rs6000/altivec.h: Change elem to _S_elem.
5371 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
5373 * config/netbsd.h (WCHAR_TYPE): Define.
5374 (WCHAR_TYPE_SIZE): Ditto.
5375 (WINT_TYPE): Ditto.
5376 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
5377 (WCHAR_UNSIGNED): Ditto.
5378 (WCHAR_TYPE_SIZE): Ditto.
5379 (WINT_TYPE): Ditto.
5380 * config/arm/netbsd.h: Likewise.
5381 * config/i386/netbsd-elf.h: Likewise.
5382 * config/i386/netbsd.h: Likewise.
5383 * config/m68k/netbsd-elf.h: Likewise.
5384 * config/m68k/netbsd.h: Likewise.
5385 * config/ns32k/netbsd.h: Likewise.
5386 * config/sparc/netbsd.h: Likewise.
5387 * config/vax/netbsd.: Likewise.
5389 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
5391 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
5392 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
5393 (TARGET_INITIALIZER): this.
5394 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
5395 (BITFIELD_NBYTES_LIMITED): Markup fix.
5396 * tree.h (default_ms_bitfield_layout_p): Declare.
5397 (record_layout_info): Added prev_field.
5398 * tree.c (default_ms_bitfield_layout_p): New fn.
5399 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
5400 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
5401 * stor-layout.c: Include target.h.
5402 (start_record_layout): Initialize prev_field.
5403 (place_field): Handle MS bit-field layout, and disregard
5404 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
5405 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
5406 * Makefile.in (stor-layout.o): Adjust dependencies.
5408 2002-02-05 Jason Merrill <jason@redhat.com>
5410 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
5412 2002-02-05 Andreas Jaeger <aj@suse.de>
5414 * crtstuff.c: Fix comments.
5416 2002-02-05 Richard Henderson <rth@redhat.com>
5418 PR fortran/3393
5419 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
5420 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
5422 PR fortran/3392
5423 * config/mips/mips.c (function_arg): Handle TImode.
5424 (function_arg_advance): Likewise.
5426 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5428 * config/rs6000/altivec.h (vec_step_help): Rename to
5429 __vec_step_help.
5431 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5433 * config/rs6000/altivec.h: Fix typos.
5435 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
5437 * config/arm/netbsd.h: Correct a comment.
5439 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5441 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
5442 building void typed builtins.
5444 * config/rs6000/altivec.h (vec_ld*): Fix typos.
5445 (vec_step): Implement for C++.
5447 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5449 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
5451 2002-02-04 Richard Henderson <rth@redhat.com>
5453 * combine.c (nonzero_bits): Re-introduce special case for
5454 sp/fp/ap wrt REGNO_POINTER_ALIGN.
5456 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5458 * doc/extend.texi: Warn about unsupported usage of altivec
5459 builtins.
5461 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
5462 (altivec_predicate_*): New.
5464 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
5465 Add C++ version of vec_*() functions.
5467 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
5468 (bdesc_2arg): Remove altivec predicates.
5469 (altivec_expand_builtin): Handle predicates.
5470 (altivec_init_builtins): Handle predicates.
5471 (altivec_expand_predicate_builtin): New.
5473 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5475 * pa.c (DO_FRAME_NOTES): Move forward.
5476 (store_reg): Revise handling of frame notes.
5477 (load_reg): Likewise.
5478 (set_reg_plus_d): Likewise.
5479 (hppa_expand_prologue): Likewise.
5480 (hppa_expand_epilogue): Likewise.
5482 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5484 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
5486 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5488 PR c/4475, c++/3780:
5489 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
5490 * c-common.h (SWITCH_TYPE): Define.
5491 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
5492 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
5493 Rename spareness variable to sparseness.
5494 (expand_end_case_type): Renamed from expand_end_case, use orig_type
5495 if non-NULL instead of TREE_TYPE (orig_index).
5496 * tree.h (expand_end_case_type): Renamed from expand_end_case.
5497 (expand_end_case): Define using expand_end_case_type.
5498 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
5499 to expand_end_case_type.
5500 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
5502 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5504 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
5505 (BIGGEST_ALIGNMENT): Change to 128.
5507 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5509 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
5511 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5513 * pa.md (call_internal_reg_64bit): Remove unused variable.
5515 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
5517 * config/arm/arm.h (machine_function): Add uses_anonymous_args
5518 field.
5519 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
5520 * config/arm/arm.c (current_function_anonymous_args): Delete,
5521 replace uses with cfun->machine->uses_anonymous_args.
5522 (arm_reorg): Do not reset uses_anonymous_args.
5524 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
5525 any geenral register.
5527 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
5529 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
5530 the entry block.
5532 2002-02-04 Richard Henderson <rth@redhat.com>
5534 * combine.c (force_to_mode): Remove STACK_BIAS code.
5535 (nonzero_bits): Likewise. Replace sp/fp special case with
5536 REGNO_POINTER_ALIGN.
5538 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
5539 (HARD_FRAME_POINTER_REGNUM): New.
5540 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
5541 (FIXED_REGS, CALL_USED_REGS): Update.
5542 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
5543 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
5544 (HARD_REGNO_NREGS): Update for SFP.
5545 (STACK_POINTER_OFFSET): Include bias here ...
5546 (FIRST_PARM_OFFSET): ... not here.
5547 (STACK_BIAS): Remove.
5548 (INIT_EXPANDERS): New.
5549 (STARTING_FRAME_OFFSET): Do not include bias.
5550 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
5551 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
5552 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
5553 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
5554 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
5555 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
5556 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
5557 (MUST_SAVE_REGISTER): Likewise.
5558 (sparc_flat_function_prologue): Likewise.
5559 (sparc_flat_function_epilogue): Likewise.
5560 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
5561 (sparc_init_modes): SFP is GENERAL_REGS.
5562 (sparc_builtin_saveregs): SFP does not have bias applied.
5564 2002-02-04 Richard Henderson <rth@redhat.com>
5566 * config/alpha/alpha.c (current_function_is_thunk): Don't check
5567 current_function_is_thunk.
5568 (alpha_sa_mask): Distinguish between current_function_is_thunk
5569 called from ASM_OUTPUT_MI_THUNK and not.
5570 (alpha_does_function_need_gp): Thunks always need gp.
5571 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
5572 (alpha_output_mi_thunk_osf): New.
5573 * config/alpha/alpha-protos.h: Update.
5574 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
5576 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
5578 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
5579 function types, not when they're taken away.
5581 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
5583 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
5584 CODE_LABEL and jump table when replacing a table jump with a
5585 simple jump.
5587 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
5589 * config/s390/s390-protos.h (legitimize_la_operand,
5590 s390_secondary_input_reload_class, s390_plus_operand,
5591 s390_expand_plus_operand): Add prototypes.
5593 config/s390/s390.c (s390_secondary_input_reload_class,
5594 s390_plus_operand, s390_expand_plus_operand): New functions.
5596 (struct s390_address): New member 'pointer'.
5597 (s390_decompose_address): Compute it.
5598 (legitimate_la_operand_p): Use it.
5599 (legitimize_la_operand): New function.
5600 (movti, movdi, movdf splitters): Call it.
5602 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
5603 (PREDICATE_CODES): Add s390_plus_operand.
5605 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
5606 (la_ccclobber): Allow GENERAL_REGS as output operand.
5608 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
5609 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
5610 (*la_64, *la_31, reload_indi, reload_insi): ... these.
5612 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
5614 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
5615 register names for regular asm () construct.
5617 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5619 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
5620 registers.
5622 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5624 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
5625 pat for recog.
5627 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
5629 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
5630 constant pool to be identical by string address and index.
5632 2002-02-04 Anthony Green <green@redhat.com>
5634 * output.h (SECTION_OVERRIDE): Define.
5635 * varasm.c (named_section): Obey SECTION_OVERRIDE.
5637 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
5639 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
5640 by existing arm*-*-netbsd* (a.out) target.
5641 (ns32k-*-netbsdelf*): Likewise.
5642 (sparc-*-netbsdelf*): Likewise.
5643 (vax-*-netbsdelf*): Likewise.
5645 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
5647 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
5648 headers and libobjc headers.
5650 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
5652 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
5653 (_mingw.h): Remove duplicate include.
5655 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
5657 * config.gcc: Set cpu_type to m68k for 68010, as well.
5658 (m68010-*-netbsdelf*): New...
5659 (m68k*-*-netbsdelf*): ...targets.
5660 * config/m68k/netbsd-elf.h: New file.
5662 2002-02-02 Kazu Hirata <kazu@hxi.com>
5664 * config/h8300/h8300.c (hand_list): Move inside function_arg.
5666 2002-02-02 Kazu Hirata <kazu@hxi.com>
5668 * config/h8300/h8300.c (h8_push_ops): Move inside
5669 h8300_init_once.
5670 (h8_pop_ops): Likewise.
5671 (h8_move_ops): Likewise.
5673 2002-02-02 Kazu Hirata <kazu@hxi.com>
5675 * config/h8300/h8300.c (os_task): Make it static.
5676 (monitor): Likewise.
5677 (pragma_saveall): Likewise.
5679 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
5681 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
5682 constant is a valid sign-extension for Pmode.
5684 2002-02-02 Kazu Hirata <kazu@hxi.com>
5686 * config/h8300/h8300.c: Fix formatting.
5688 2002-02-02 Kazu Hirata <kazu@hxi.com>
5690 * config/h8300/h8300.md: Fix formatting.
5692 2002-02-02 Kazu Hirata <kazu@hxi.com>
5694 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
5695 predicates of operands[1]. Split the patterns for each
5696 processor variant.
5698 2002-02-02 Kazu Hirata <kazu@hxi.com>
5700 * config/h8300/h8300.md (xor patterns): Tighten the predicates
5701 of operands[1] to register_operand.
5703 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
5705 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
5706 * cpphash.c (_cpp_init_hashtable): Similarly.
5707 * cppinit.c (cpp_create_reader): Default the signed_char flag.
5708 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
5709 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
5710 (cpp_handle_option): Handle the new options.
5711 * cpplex.c (cpp_interpret_charconst): Use new flag.
5712 * cpplib.h (struct cpp_options): New member signed_char.
5713 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
5714 (cpp_options): Handle -fsigned-char and -funsigned-char.
5715 (static_specs): Remove signed_char_spec.
5716 (do_spec1): Don't handle %c.
5717 * system.h: Poison SIGNED_CHAR_SPEC.
5718 * tradcif.y (yylex): Use flag_signed_char.
5719 * tradcpp.h (flag_signed_char): New.
5720 * tradcpp.c (flag_signed_char): New.
5721 (main): Handle new command-line options.
5722 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
5723 config:
5724 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
5725 * avr/avr.h: Remove old comments.
5726 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
5727 (CC1_SPEC): Pass -fsigned-char if -mic*.
5728 (SIGNED_CHAR_SPEC): Remove.
5729 doc:
5730 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
5732 2002-02-01 Eric Christopher <echristo@redhat.com>
5734 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
5735 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
5736 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
5737 (ASM_OUTPUT_REG_POP): Ditto.
5739 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
5741 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
5742 patch.
5744 2002-02-02 Jakub Jelinek <jakub@redhat.com>
5746 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
5748 2002-02-02 Jakub Jelinek <jakub@redhat.com>
5750 PR c/5304:
5751 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
5752 unconditionally.
5754 2002-02-01 Janis Johnson <janis187@us.ibm.com>
5756 * cfganal.c: Include tm_p.h.
5757 (keep_with_call_p): Fix the test that determines if a register holds
5758 the return value of a call.
5760 2002-02-01 DJ Delorie <dj@redhat.com>
5762 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
5763 we are given conflicting registers, switch to the other one we
5764 had allocated for us.
5765 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
5766 as TImode so we know when the "other" register is available.
5768 2002-02-01 David O'Brien <obrien@FreeBSD.org>
5770 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
5771 sparc/sparc_bi.h.
5773 2002-02-01 Janis Johnson <janis187@us.ibm.com>
5775 * cfganal.c (keep_with_call_p): New function.
5776 (flow_call_edges_add): Prevent splitting a block between a call and
5777 a single-set instruction that should be kept in the same block.
5779 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5781 * doc/install.texi (avr): Update outdated URL.
5783 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
5785 * config/stormy16/stormy16.md (pushqi): New.
5786 (popqi): New.
5787 (pushhi): New.
5788 (pophi): New.
5789 (movhi): Remove stack operands.
5790 (movqi): Likewise.
5791 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
5792 nonimmediate_nonstack_operand.
5793 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
5794 New.
5795 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
5796 New.
5798 2002-01-31 Jason Merrill <jason@redhat.com>
5800 * Makefile.in (c-parse.c): Handle .output file.
5801 * objc/Make-lang.in (objc-parse.c): Likewise.
5803 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
5805 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
5806 the -me[lb] option is given. Don't output the default flag
5807 twice.
5809 2002-01-31 Zack Weinberg <zack@codesourcery.com>
5811 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
5812 the primary source file; this has not been done yet.
5813 * c-decl.c (c_expand_body): Reset input_filename from
5814 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
5816 2002-01-31 Kazu Hirata <kazu@hxi.com>
5818 * rtlanal.c (subreg_regno_offset): Do not use
5819 SUBREG_REGNO_OFFSET.
5820 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
5821 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
5823 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5825 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
5826 version rather than GNATS version in --version output.
5828 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
5830 * ifcvt.c (noce_process_if_block): Make a copy of the destination
5831 when copying back from a temporary.
5833 2002-01-30 Richard Henderson <rth@redhat.com>
5835 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
5836 and new_dest are the same.
5838 2002-01-30 Richard Henderson <rth@redhat.com>
5840 PR opt/5076
5841 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
5842 * rtl.c (note_insn_name): Update.
5843 * emit-rtl.c (remove_unnecessary_notes): Kill it.
5844 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
5845 to perform loop rotation.
5846 (expand_exit_loop_top_cond): New.
5847 * tree.h (expand_exit_loop_top_cond): Declare it.
5848 * c-semantics.c (genrtl_while_stmt): Use it.
5849 (genrtl_for_stmt): Likewise.
5851 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
5853 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
5854 arguments to 64-bit boundaries on 64-bit ABIs.
5856 2002-01-30 Steve Ellcey <sje@cup.hp.com>
5858 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
5860 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5862 * c-decl.c (grokdeclarator): Handle type being a typedef for an
5863 invalid type.
5865 2002-01-30 David O'Brien <obrien@FreeBSD.org>
5867 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
5868 * config/sparc/sparc_bi.h: Remove file.
5869 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
5871 2002-01-30 Richard Henderson <rth@redhat.com>
5873 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
5875 2002-01-30 Zack Weinberg <zack@codesourcery.com>
5877 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
5879 2002-01-30 Jason Merrill <jason@redhat.com>
5881 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
5882 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
5883 (reg_save): Use DW_CFA_offset_extended_sf instead.
5885 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
5887 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5889 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
5890 in cselib_lookup.
5892 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
5894 * rs6000.md ("*call_value_local32"): Remove constraints.
5895 ("*call_value_local64"): Same.
5896 ("*call_value_indirect_nonlocal_aix32"): Same.
5897 ("*call_value_nonlocal_aix32"): Same.
5898 ("*call_value_indirect_nonlocal_aix64"): Same.
5899 ("*call_value_nonlocal_aix64"): Same.
5900 ("*call_value_nonlocal_sysv"): Same.
5902 2002-01-29 Richard Henderson <rth@redhat.com>
5904 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
5906 2002-01-29 Richard Henderson <rth@redhat.com>
5908 * expr.c (force_operand): Ignore flag_pic for detecting pic
5909 address loads.
5910 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
5911 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
5912 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
5913 instead of open-coded loop.
5914 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
5915 be fixed when in use.
5917 2002-01-29 Richard Henderson <rth@redhat.com>
5919 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
5920 * sched-rgn.c (propagate_deps): Update them.
5921 * sched-deps.c (sched_analyze_insn): Update them. Flush the
5922 clobbers list when either gets too long.
5924 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5926 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
5927 and INDEX_REGS the same as GENERAL_REGS.
5928 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5930 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5932 * tree.c (build_nonstandard_integer_type): Correct prototype.
5934 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
5936 * config/s390/s390.md (movstrsico, movstrdix_64,
5937 movstrsix_31): Remove, replace by ...
5938 (movstrdi_short, movstrsi_short, movstrdi_long,
5939 movstrsi_long): ... these. New.
5940 (movstrdi, movstrsi): Adapt.
5942 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
5943 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
5944 Remove unnecessary CC clobber.
5945 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
5946 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
5948 (divmoddi4): Don't partially initialize TImode register.
5950 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
5952 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
5954 2002-01-29 Richard Henderson <rth@redhat.com>
5956 * flow.c (print_rtl_and_abort): Remove.
5957 (print_rtl_and_abort_fcn): Remove.
5958 (verify_local_live_at_start): Use dump_bb instead.
5959 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
5960 (verify_wide_reg_1): Return 2 on mode test failure.
5962 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5964 PR c/3325, c/3326, c/2511, c/3347
5965 * c-decl.c (enum_decl_context): Remove BITFIELD.
5966 (grokdeclarator): Take bitfield width as an input.
5967 Ensure bitfields are given the correct type. Perform
5968 bitfield width validation with build_bitfield_integer_type
5969 rather than waiting for finish_struct.
5970 (grok_typename, grok_typename_in_parm_context, start_decl,
5971 push_parmdecl, grokfield, start_function): Update calls to
5972 grokdeclarator.
5973 (build_bitfield_integer_type): New function.
5974 (finish_struct): Move bitfield validation to grokdeclarator
5975 and build_bitfield_integer_type.
5976 * tree.c (build_nonstandard_integer_type): New function.
5977 * tree.h (build_nonstandard_integer_type): New prototype.
5978 objc:
5979 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
5981 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5983 PR other/1502:
5984 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
5985 don't ignore unrecognized -W* options.
5986 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
5987 * cpplib.h (cpp_handle_option): Adjust prototype.
5988 * c-decl.c (c_decode_options): Pass 0 as last argument to
5989 cpp_handle_option.
5991 PR c/2896:
5992 * gcc.c (cpp_unique_options): Split from cpp_options.
5993 (cpp_options): Source cpp_unique_options.
5994 (default_compilers): Use cpp_unique_options instead of cpp_options
5995 when used together with cc1_options.
5996 (static_specs): Add cpp_unique_options.
5997 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
5998 when used together with cc1_options.
6000 2002-01-29 Kazu Hirata <kazu@hxi.com>
6002 * config/h8300/h8300-protos.h: Update the prototype of
6003 output_a_shift.
6004 * config/h8300/h8300.c (output_a_shift): Remove an unused
6005 argument 'insn'. Remove redundant code.
6006 * config/h8300/h8300.md: Adust to the new prototype of
6007 output_a_shift.
6009 2002-01-29 Kazu Hirata <kazu@hxi.com>
6011 * config/h8300/h8300-protos.h: Update the prototypes of
6012 emit_a_rotate and expand_a_rotate.
6013 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
6014 first argument to 'enum rtx_code'.
6015 (expand_a_rotate): Likewise.
6017 2002-01-28 Kazu Hirata <kazu@hxi.com>
6019 * config/h8300/h8300-protos.h: Update the prototype of
6020 output_simode_bld.
6021 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
6022 'log2'.
6023 * config/h8300/h8300.md: Adjust to the new prototype.
6025 2002-01-28 Kazu Hirata <kazu@hxi.com>
6027 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
6028 redundant code.
6030 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6032 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
6033 is a fixed register before returning pic_offset_table_rtx.
6034 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
6035 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
6037 2002-01-28 Jason Merrill <jason@redhat.com>
6039 * dwarf2.h: Sync with src version.
6041 2002-01-28 Paul Koning <pkoning@equallogic.com>
6043 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
6044 BT_FN_VOID_PTR_VAR.
6045 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
6046 * doc/extend.texi (__builtin_prefetch): Update documentation:
6047 first argument is now const void ptr.
6049 2002-01-28 Kazu Hirata <kazu@hxi.com>
6051 * config/h8300/h8300-protos.h: Remove an unused prototype.
6053 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
6055 * toplev.c (lang_independent_init): Round up identifier size.
6057 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
6059 * config.gcc: Revert previous change.
6061 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
6063 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
6065 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
6067 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
6068 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
6069 other non-elf netbsd config frags.
6070 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
6071 collect2 will does that.
6072 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
6073 shared-lib frobbing will work.
6075 2002-01-28 Kazu Hirata <kazu@hxi.com>
6077 * config/h8300/h8300.h: Fix formatting.
6078 * config/h8300/h8300.md: Likewise.
6080 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
6082 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
6083 the old, removed AAA_standards fix.
6084 * fixinc/fixincl.x: Rebuilt.
6086 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
6088 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
6089 atexit call in crtbegin, hooked in after call to frame_dummy;
6090 register EH before registering __fini__start.
6092 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
6094 * config/rs6000/altivec.h: Remove spurious semicolons.
6096 2002-01-27 Kazu Hirata <kazu@hxi.com>
6098 * config/h8300/h8300.md: Replace dead bit extraction patterns
6099 with ones that work.
6101 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6103 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
6104 if not STRICT_ALIGNMENT.
6105 * rtl.h (MEM_ALIGN): Likewise.
6107 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
6109 * doc/invoke.texi (-fdump-translation-unit): Revert this
6110 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
6112 2002-01-27 Kazu Hirata <kazu@hxi.com>
6114 * config/h8300/h8300.md (define_constants): New.
6115 (anonymous patterns) Use defined constants appropriately.
6117 2002-01-27 Kazu Hirata <kazu@hxi.com>
6119 * config/h8300/h8300.c (function_arg): Remove redundant code.
6121 2002-01-26 Richard Henderson <rth@redhat.com>
6123 * sched-deps.c (reg_pending_uses_head): New.
6124 (reg_pending_barrier): Rename from reg_pending_sets_all.
6125 (find_insn_list): Don't mark inline.
6126 (find_insn_mem_list): Remove.
6127 (add_dependence_list, add_dependence_list_and_free): New.
6128 (flush_pending_lists): Replace only_write param with separate
6129 for_read and for_write parameters. Update all callers. Use
6130 add_dependence_list_and_free.
6131 (sched_analyze_1): Do not add reg dependencies here; just set
6132 the pending bits. Use add_dependence_list.
6133 (sched_analyze_2): Likewise.
6134 (sched_analyze_insn): Replace schedule_barrier_found with
6135 reg_pending_barrier. Add all dependencies for pending reg
6136 uses, sets, and clobbers.
6137 (sched_analyze): Don't add reg dependencies for calls, just
6138 set pending bits. Use regs_invalidated_by_call. Treat
6139 sched_before_next_call as a normal list, not a fake insn.
6140 (init_deps): No funny init for sched_before_next_call.
6141 (free_deps): Free pending mems lists. Don't zero reg_last.
6142 (init_deps_global): Init reg_pending_uses.
6143 (finish_deps_global): Free it.
6144 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
6145 (find_insn_mem_list): Remove.
6146 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
6147 (propagate_deps): Use them. Zero temp mem lists.
6149 2002-01-26 Richard Henderson <rth@redhat.com>
6151 * Makefile.in (CRTSTUFF_CFLAGS): New.
6152 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
6153 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
6154 crtstuff.c instead of alpha assembly version.
6155 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
6156 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
6157 not FORCE_{INIT,FINI}_SECTION_ALIGN.
6158 (__do_global_dtors_aux): Mark used.
6159 (frame_dummy, __do_global_ctors_aux): Mark used.
6160 (fini_dummy, init_dummy): Remove.
6162 * config/alpha/crtbegin.asm: Remove file.
6163 * config/alpha/crtend.asm: Remove file.
6164 * config/alpha/t-crtbe: Remove file.
6165 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
6166 (LINK_EH_SPEC): New.
6168 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
6169 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
6170 calling constructors.
6171 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
6173 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
6174 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
6175 CRT_END_INIT_DUMMY hack.
6176 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
6177 FORCE_{INIT,FINI}_SECTION_ALIGN.
6179 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
6180 FORCE_{INIT,FINI}_SECTION_ALIGN.
6182 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
6183 invocation sequence.
6184 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
6186 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
6187 (FORCE_CODE_SECTION_ALIGN): New.
6189 2002-01-26 Richard Henderson <rth@redhat.com>
6191 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
6193 2002-01-26 Richard Henderson <rth@redhat.com>
6195 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
6196 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
6198 2002-01-26 Kazu Hirata <kazu@hxi.com>
6200 * config/h8300/h8300.md: Remove bit extraction patterns that
6201 cannot be triggered.
6202 Restrict each bit extraction pattern to a variant on which the
6203 pattern is tested.
6205 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
6207 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
6209 2002-01-26 Kazu Hirata <kazu@hxi.com>
6211 * config/h8300/h8300.md: Remove bit test patterns that cannot
6212 be triggered.
6213 Restrict each bit test pattern to a variant on which the
6214 pattern is tested.
6216 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6218 * builtins.c (expand_builtin_strncat): Remove redundant check for
6219 INTEGER_CST.
6221 2002-01-25 David O'Brien <obrien@FreeBSD.org>
6223 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
6224 default setting.
6225 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
6226 existing setting.
6228 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
6230 * dbxout.c (dbxout_init): Use assemble_name rather than just
6231 stripping off the first character.
6232 (dbxout_source_file): Likewise.
6234 2002-01-25 DJ Delorie <dj@redhat.com>
6236 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
6237 using rtx_equal_p, not by comparing pointers.
6239 2002-01-25 Steve Ellcey <sje@cup.hp.com>
6241 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
6242 for PIC_OFFSET_TABLE_REGNUM.
6243 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
6245 2002-01-25 David O'Brien <obrien@FreeBSD.org>
6247 * config.gcc (x86_64-*-freebsd*): New target.
6248 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
6249 value.
6250 (i[34567]86-*-freebsd*): Don't include svr4.h.
6251 * config/i386/freebsd64.h: New file.
6253 2002-01-25 Douglas B Rupp <rupp@gnat.com>
6255 * config/alpha/x-vms (version): Make static.
6257 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
6258 in previous checkin.
6260 * Makefile.in (install-headers-cp): New target.
6261 * config.gcc (alpha-dec-*vms*): Install headers with
6262 install-headers-cp
6264 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
6266 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
6267 avoid it's copies.
6269 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6271 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
6272 of compare_tree_int.
6273 (expand_builtin_strncat): Likewise.
6274 * c-decl.c (finish_struct): Use tree_low_cst.
6275 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
6276 * tree.c (compare_tree_int): Likewise.
6278 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
6280 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
6281 adjustments even if they are implemented by more than two insns.
6283 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
6285 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
6286 * df.h (struct ref): Kill B.
6287 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
6289 * basic-block.h (PROP_EQUAL_NOTES): New flag.
6290 * flow.c (propagate_one_insn): Use it.
6291 (mark_used_regs): Handle NIL.
6293 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
6295 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
6296 to help folding.
6298 2002-01-25 David Edelsohn <edelsohn@gnu.org>
6300 * rs6000.md (prefetch): Make address V4SI mode so that the address
6301 is restricted to legitimate form for instruction.
6303 2002-01-25 Bob Wilson <bob.wilson@acm.org>
6305 * doc/install.texi (xtensa-*-elf): New target.
6306 (xtensa-*-linux*): New target.
6307 * doc/contrib.texi: Add myself.
6309 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
6311 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
6312 purpose register to hold an SImode (or smaller) value.
6314 2002-01-25 Jakub Jelinek <jakub@redhat.com>
6316 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
6317 registry only.
6318 * crtstuff.c: Likewise.
6320 2002-01-25 Kazu Hirata <kazu@hxi.com>
6322 * config/h8300/h8300.md (negation patterns): Tighten
6323 predicates to register_operand.
6325 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
6327 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
6328 mode, not Pmode.
6330 * builtins.c (expand_builtin_prefetch): Same.
6332 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6334 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
6335 modes.
6337 2002-01-24 Kazu Hirata <kazu@hxi.com>
6339 * config/h8300/h8300.c (print_operand): Remove support for
6340 operand character 'A'.
6341 * config/h8300/h8300.md (three anonymous patterns): Replace
6342 operand character 'A' with either 'T' or 'S'.
6344 2002-01-24 Kazu Hirata <kazu@hxi.com>
6346 * config/h8300/h8300.c (print_operand): Remove support for
6347 operand character 'U'.
6349 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
6351 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
6353 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
6355 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
6356 values to be assigned to the stack pointer.
6358 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
6360 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
6361 to const_double needs to be done right for big-endian systems.
6363 2002-01-24 Jason Merrill <jason@redhat.com>
6365 PR c++/2432
6366 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
6367 to can_throw_internal.
6369 2002-01-23 Richard Henderson <rth@redhat.com>
6371 * fold-const.c (fold): Change UINT_MAX test to check vs precision
6372 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
6374 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6376 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
6377 (symGOT2reg): Use them, then set as GOT value as unchanging.
6378 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
6379 as a temporary, if possible.
6380 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
6381 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
6383 2002-01-23 Kazu Hirata <kazu@hxi.com>
6385 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
6386 accept to accept 0x80 as operands[2].
6388 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6390 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
6392 2002-01-23 Richard Henderson <rth@redhat.com>
6394 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
6396 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
6398 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
6399 (parmlist_or_identifiers_1): Verify that only a parmlist follows
6400 an attribute.
6402 2002-01-23 Richard Henderson <rth@redhat.com>
6404 * expr.c (move_by_pieces_1): Extend size before negation.
6406 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
6407 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
6408 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
6409 * config/m68k/t-m68kelf: Likewise.
6411 2002-01-23 Bob Wilson <bob.wilson@acm.org>
6413 * config/xtensa/elf.h: New file.
6414 * config/xtensa/lib1funcs.asm: New file.
6415 * config/xtensa/lib2funcs.S: New file.
6416 * config/xtensa/linux.h: New file.
6417 * config/xtensa/t-xtensa: New file.
6418 * config/xtensa/xtensa-config.h: New file.
6419 * config/xtensa/xtensa-protos.h: New file.
6420 * config/xtensa/xtensa.c: New file.
6421 * config/xtensa/xtensa.h: New file.
6422 * config/xtensa/xtensa.md: New file.
6423 * config.gcc (xtensa-*-elf*): New target.
6424 (xtensa-*-linux*): New target.
6425 * cse.c (canon_hash): Compare rtx pointers instead of register
6426 numbers. This is required for the Xtensa port.
6427 * integrate.c (copy_insn_list): Handle case where the static
6428 chain is in memory and the memory address has to be copied to
6429 a register.
6430 * doc/invoke.texi (Option Summary): Add Xtensa options.
6431 (Xtensa Options): New node.
6432 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
6434 2002-01-23 Zack Weinberg <zack@codesourcery.com>
6436 * diagnostic.c (internal_error): Do ICE suppression only
6437 when ENABLE_CHECKING is not defined.
6439 * c-typeck.c (require_complete_type): Return error_mark_node
6440 if type is error_mark_node.
6442 2002-01-23 Janis Johnson <janis187@us.ibm.com>
6444 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
6445 -Os and issue a warning.
6447 2002-01-23 Zack Weinberg <zack@codesourcery.com>
6449 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
6450 current (lack of) need for host configuration by hand.
6452 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
6453 references. Documentation of some target macros moved from
6454 hostconfig.texi to tm.texi.
6456 2002-01-23 Will Cohen <wcohen@redhat.com>
6458 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
6459 defined.
6461 2002-01-23 Kazu Hirata <kazu@hxi.com>
6463 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
6464 operand[3].
6466 2002-01-23 Jason Merrill <jason@redhat.com>
6468 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
6470 * function.c (assign_parms): Don't put args of inline functions
6471 into registers when not optimizing.
6473 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
6475 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
6476 (prologue_use): New pattern.
6477 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
6478 preference to gen_rtx_USE.
6479 (thumb_expand_prologue): Use gen_prologue_use in preference to
6480 gen_rtx_USE.
6481 (thumb_expand_epilogue): Use gen_prologue_use in preference to
6482 gen_rtx_USE.
6484 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
6486 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
6488 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
6490 PR c/3504
6491 * doc/extend.texi: Correct documentation of __alignof__.
6493 2002-01-22 Zack Weinberg <zack@codesourcery.com>
6495 * params.h: Rename arguments of DEFPARAM so that it will be
6496 recognized as a translation keyword.
6498 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6500 * extend.texi: Document altivec functions.
6501 Fix N-bit adjectives in X86 builtin documentation.
6503 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
6505 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
6506 auto_inc_dec values.
6508 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
6510 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
6511 after backslash.
6512 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
6514 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
6516 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
6518 2002-01-22 Richard Henderson <rth@redhat.com>
6520 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
6521 copy_insn not copy_rtx.
6523 2002-01-23 Alan Modra <amodra@bigpond.net.au>
6525 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
6526 "nonzero" as that might add "1" bits. Ensure "constop" is
6527 properly sign extened.
6528 (force_to_mode): Tweak for sign extended constop.
6530 2002-01-22 Richard Henderson <rth@redhat.com>
6532 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
6533 for_each_rtx instead of assuming we're already looking at the MEM.
6534 (split_small_symbolic_mem_operand): Likewise.
6535 * config/alpha/alpha.h (PREDICATE_CODES): Update.
6536 * config/alpha/alpha.md (small symbolic memory splitters): Update.
6538 2002-01-22 Richard Henderson <rth@redhat.com>
6540 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
6541 sequence number for the literal.
6542 (divmoddi_internal_er): Likewise.
6544 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
6546 PR java/4972
6547 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
6548 in LIBICONV variable.
6549 * configure: Regenerated.
6551 2002-01-22 Krister Walfridsson <cato@df.lth.se>
6553 * dependence.c (build_def_use): Remove array_idx.
6555 * dwarfout.c (last_filename): Remove.
6556 (output_compile_unit_die): Remove last_filename.
6558 2002-01-22 Roger Sayle <roger@eyesopen.com>
6559 Richard Henderson <rth@redhat.com>
6561 PR opt/3640
6562 * fold-const.c (fold): Optimize unsigned comparisons against
6563 UINT_MAX (and similar unsigned constants).
6565 2002-01-22 Janis Johnson <janis187@us.ibm.com>
6567 * Makefile.in (loop.o): Depend on OPTABS_H.
6568 * loop.c (emit_prefetch_instructions): Check the prefetch operand
6569 against the predicate.
6571 PR target/5379
6572 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
6573 for the address operand.
6575 2002-01-22 Richard Henderson <rth@redhat.com>
6577 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
6579 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
6581 PR other/5450
6582 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
6583 preprocessor flags.
6585 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
6587 * config.gcc (x86_64-*-netbsd*): New target.
6588 * config/i386/netbsd64.h: New file.
6590 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6592 * regrename.c (kill_value): Fix typo.
6594 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6596 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
6598 * config/rs6000/rs6000.h: Same.
6600 * function.c (instantiate_virtual_regs): Remove
6601 STARTING_FRAME_PHASE.
6602 (assign_stack_local_1): Same.
6603 Calculate frame phase.
6605 2002-01-22 Nick Clifton <nickc@redhat.com>
6607 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
6608 variable declaration to outer scope in order to simplify
6609 future extensions.
6610 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
6611 arm_hard_regno_mode_ok.
6612 * config/arm/arm-protos.h: Add a prototype for
6613 arm_hard_regno_mode_ok.
6614 * config/arm/arm.c (soft_df_operand): Remove now redundant
6615 check for DImode values using IP_REGNUM.
6616 (nonimmediate_soft_df_operand): Remove now redundant check for
6617 DImode values using IP_REGNUM.
6618 (arm_hard_regno_mode_ok): New function. New check: make sure
6619 that DImode values are not stored in IP_REGNUM.
6621 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
6622 note with a USE.
6623 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
6625 2002-01-22 Jason Merrill <jason@redhat.com>
6627 * c-semantics.c (genrtl_compound_stmt): Only check nesting
6628 consistency if this COMPOUND_STMT is scoped.
6630 2002-01-22 Kazu Hirata <kazu@hxi.com>
6632 * predict.c: Fix formatting.
6633 * print-tree.c: Likewise.
6634 * protoize.c: Likewise.
6635 * real.h: Likewise.
6636 * rtl.h: Likewise.
6637 * sbitmap.h: Likewise.
6638 * scan.c: Likewise.
6639 * sched-deps.c: Likewise.
6640 * sched-vis.c: Likewise.
6641 * sdbout.c: Likewise.
6642 * sibcall.c: Likewise.
6643 * ssa.c: Likewise.
6644 * ssa-ccp.c: Likewise.
6645 * ssa-dce.c: Likewise.
6646 * stmt.c: Likewise.
6647 * stor-layout.c: Likewise.
6648 * system.h: Likewise.
6650 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6652 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
6653 if fits in bounds of base type.
6655 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
6656 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
6657 (add_bound_info, default): If can't find a context, make a
6658 SAVE_EXPR.
6659 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
6661 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
6663 * c-typeck.c (parser_build_binary_op): If result from
6664 build_binary_op is ERROR_MARK just return error_mark_node without
6665 further processing.
6667 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
6669 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
6670 Split a.out-specific bits into...
6671 * config/netbsd-aout.h: ...this.
6672 * config/netbsd-elf.h: New file.
6673 * config/alpha/netbsd-elf.h: Remove.
6674 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
6675 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
6676 (STARTFILE_SPEC): Remove redundant definition.
6677 (ENDFILE_SPEC): Likewise.
6678 (LINK_SPEC): Likewise.
6679 (CPP_SPEC): Likewise.
6680 (ASM_SPEC): Likewise.
6681 (LIB_SPEC): Likewise.
6682 (SWITCH_TAKES_ARG): Likewise.
6683 (TARGET_MEM_FUNCTIONS): Likewise.
6684 (CPP_PREDEFINES): Redefine.
6685 (ASM_FINAL_SPEC): Remove redefinition.
6686 (ASM_COMMENT_START): Redefine.
6687 (FUNCTION_PROFILER): Define.
6688 (TARGET_VERSION): Redefine.
6689 Comment and formatting cleanup.
6690 * config/i386/netbsd.h: Include <netbsd-aout.h>.
6691 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
6692 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
6693 big- or little-endian.
6694 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
6695 * config.gcc (*-*-netbsd*): Add definitions common to all
6696 NetBSD configs.
6697 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
6698 gnu_ld definitions. Add netbsd-elf.h to and remove
6699 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
6700 tmake_file, and don't lose previous tmake_file contents.
6701 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
6702 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
6703 gnu_ld definitions. Add netbsd-elf.h to tm_file.
6704 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
6705 (mipsel-*-netbsd*): Rename this to...
6706 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
6707 mips/little.h to tm_file for mips*el-*.
6708 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
6709 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
6710 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
6712 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
6714 * pa-protos.h (reg_before_reload_operand): New function prototype.
6715 * pa.c (reg_before_reload_operand): New function implementation.
6716 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
6717 contraints to "*m".
6719 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6721 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
6723 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
6725 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
6726 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
6727 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
6728 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
6729 (ENDFILE_SPEC): Undefine.
6730 (STARTFILE_SPEC): Redefine for PA.
6732 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6734 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
6736 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
6738 * config.gcc: Add entries to supported PowerPC --with-cpu
6739 types.
6741 2002-01-21 Jakub Jelinek <jakub@redhat.com>
6743 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
6744 true for 64-bit mode only SSE registers in 32-bit mode.
6746 2002-01-21 Kazu Hirata <kazu@hxi.com>
6748 * unwind-dw2.c: Fix formatting.
6749 * unwind-dw2-fde.c: Likewise.
6750 * unwind-dw2-fde.h: Likewise.
6751 * unwind-pe.h: Likewise.
6752 * varasm.c: Likewise.
6753 * varray.h: Likewise.
6755 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
6757 Remove workaround for register stack overwrite bug in mmix.
6758 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
6759 support for TARGET_REG_STACK_FILL_BUG.
6760 * config/mmix/mmix.h: Remove member has_call_without_parameters.
6761 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
6762 Delete.
6763 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
6764 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
6765 -mno-reg-stack-fill-bug-workaround.
6766 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
6767 machine member has_call_without_parameters.
6768 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
6769 -mreg-stack-fill-bug-workaround and
6770 -mno-reg-stack-fill-bug-workaround.
6771 (MMIX Options): Ditto.
6773 2002-01-21 Kazu Hirata <kazu@hxi.com>
6775 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
6776 as appropriate.
6777 Remove redundant code.
6779 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
6781 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
6782 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6783 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
6784 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
6785 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
6786 out target macro definitions and non-target-specific comments
6787 mostly taken from old versions of the manual.
6789 2002-01-20 Kazu Hirata <kazu@hxi.com>
6791 * config/h8300/h8300.h: Fix comment formatting.
6792 * config/ia64/aix.h: Likewise.
6793 * config/ia64/ia64-protos.h: Likewise.
6794 * config/ia64/ia64.c: Likewise.
6795 * config/ia64/ia64.h: Likewise.
6796 * config/ia64/ia64intrin.h: Likewise.
6797 * config/ia64/linux.h: Likewise.
6798 * config/ia64/unwind-aix.c: Likewise.
6799 * config/ia64/unwind-ia64.c: Likewise.
6801 2002-01-20 Kazu Hirata <kazu@hxi.com>
6803 * config/h8300/h8300.c: Revise comments about shift code.
6805 2002-01-20 Kazu Hirata <kazu@hxi.com>
6807 * config/h8300/h8300.c (function_arg): Update a comment.
6809 2002-01-20 Kazu Hirata <kazu@hxi.com>
6811 * config/h8300/h8300.md: Update the comments at the beginning
6812 of the file.
6814 2002-01-20 Kazu Hirata <kazu@hxi.com>
6816 * config/i370/i370.c: Fix comment formatting.
6817 * config/i370/i370.h: Likewise.
6818 * config/i370/i370.md: Likewise.
6819 * config/i370/linux.h: Likewise.
6821 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6823 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
6825 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
6826 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
6827 in incomplete case.
6829 2002-01-20 Graham Stott <grahams@redhat.com>
6831 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
6833 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
6835 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
6837 2002-01-19 Tom Rix <trix@redhat.com>
6839 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
6841 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
6843 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
6845 * function.c (assign_stack_local_1): Adjust x_frame_offset with
6846 STARTING_FRAME_PHASE.
6847 (STARTING_FRAME_PHASE): New.
6848 (instantiate_virtual_regs): Check saneness of
6849 STARTING_FRAME_PHASE.
6851 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
6853 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
6855 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
6857 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
6859 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
6860 be used for bootstrapping GCC 3.0.
6862 2002-01-18 Kazu Hirata <kazu@hxi.com>
6864 * config/h8300/h8300.md: Fix an insn length.
6866 2002-01-18 Kazu Hirata <kazu@hxi.com>
6868 * bitmap.h: Fix comment formatting.
6869 * combine.c: Likewise.
6870 * cppfiles.c: Likewise.
6871 * c-pragma.h: Likewise.
6872 * c-typeck.c: Likewise.
6873 * df.c: Likewise.
6874 * dwarf2out.c: Likewise.
6875 * function.c: Likewise.
6876 * gcc.c: Likewise.
6877 * genattrtab.c: Likewise.
6878 * gthr-win32.h: Likewise.
6879 * haifa-sched.c: Likewise.
6880 * predict.c: Likewise.
6881 * rtlanal.c: Likewise.
6882 * rtl.h: Likewise.
6883 * unwind-dw2-fde.h: Likewise.
6884 * unwind-pe.h: Likewise.
6885 * vmsdbgout.c: Likewise.
6887 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6889 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
6890 if type_required and passed decl.
6892 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
6894 * config.gcc (cpu_type): Include altivec.h in powerpc
6895 extra_headers.
6896 Same for darwin.
6898 * config/rs6000/altivec.h: New.
6900 2002-01-17 David Edelsohn <edelsohn@gnu.org>
6902 * doc/install.texi (*-ibm-aix*): Update assembler and exception
6903 handling information.
6904 * doc/trouble.texi (Interoperation): Add libstdc++ information
6905 for AIX.
6906 (Misunderstandings): Add template instantiation and static template
6907 member information for AIX.
6909 2002-01-17 Jason Merrill <jason@redhat.com>
6911 * dbxout.c (dbxout_type): Support const and volatile.
6913 * except.c (add_partial_entry): Remove backwards compatibility code.
6914 (end_protect_partials): Likewise.
6916 2002-01-17 Jakub Jelinek <jakub@redhat.com>
6918 * config/ia64/ia64.md (prologue_use): New.
6919 * config/ia64/ia64.c (ia64_expand_prologue): Use
6920 gen_prologue_use instead of gen_rtx_USE.
6921 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
6922 as CODE_FOR_pred_rel_mutex.
6923 (ia64_sched_reorder2): Likewise.
6925 2002-01-16 Eric Christopher <echristo@redhat.com>
6927 * config/mips/r3900.h: Reformat.
6928 (SUBTARGET_CPP_SIZE_SPEC): Remove.
6929 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
6930 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
6931 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
6932 * config/mips/t-elf: Remove mips3 multilib.
6934 2002-01-16 H.J. Lu <hjl@gnu.org>
6936 * config/mips/linux.h: Include "mips/abi64.h".
6938 2002-01-16 H.J. Lu <hjl@gnu.org>
6940 * config/mips/t-linux: New.
6942 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
6944 * config/mips/linux.h: Don't include "gofast.h".
6945 (INIT_SUBTARGET_OPTABS): Removed.
6947 2002-01-16 Kazu Hirata <kazu@hxi.com>
6949 * config/h8300/h8300-protos.h: Replace emit_a_shift with
6950 output_a_shift.
6951 * config/h8300/h8300.c: Likewise.
6952 * config/h8300/h8300.md: Likewise.
6954 2002-01-16 Kazu Hirata <kazu@hxi.com>
6956 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
6957 spaces after an opcode name.
6958 (pushqi1_h8300hs): Likewise.
6959 (pushhi1_h8300hs): Likewise.
6961 2002-01-16 Kazu Hirata <kazu@hxi.com>
6963 * doc/extend.texi: Replace "option" with "attribute"
6964 appropriately.
6966 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6968 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
6969 (and:DI () (const_int -8)).
6970 (split_small_symbolic_mem_operand): Split
6971 (mem (and:DI () (const_int -8)).
6973 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6975 PR target/5309:
6976 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
6977 same way as TYPE_IMUL.
6978 (ultrasparc_sched_reorder): Likewise.
6979 * config/sparc/sparc.md (type): Add comment to update
6980 ultrasparc_sched_reorder when making changes.
6982 2002-01-16 Kazu Hirata <kazu@hxi.com>
6984 * doc/invoke.texi: Change the dump file name of block
6985 reordering pass from 28.bbro to 29.bbro.
6986 Mention -dk option.
6988 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
6990 * i386.md (minsf splitter): Fix pasto.
6992 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6994 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
6995 to frame pointer initialisation instruction.
6996 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
6997 initialisation instruction.
6998 (soft_df_operand): Do not accept the IP register.
6999 (nonimmediate_soft_df_operand): Do not accept the IP register.
7001 2002-01-16 Jakub Jelinek <jakub@redhat.com>
7003 PR target/5357:
7004 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
7005 MASK_V8 being both set.
7007 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
7009 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
7010 insn for GOT register; add REG_MAYBE_DEAD notes instead.
7011 config/s390/s390.md (call, call_value): Add GOT register to
7012 CALL_INSN_FUNCTION_USAGE where needed.
7013 (call_exp, call_value_exp): New.
7015 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
7017 * config/arm/arm.c: General formatting tidy up.
7019 2002-01-16 Graham Stott <grahams@redhat.com>
7021 * calls.c (try_to_integrate): Use "(size_t)" intermediate
7022 cast and when casting an integer literal to "rtx" pointer.
7023 (expand_call): Likewise.
7024 * flow.c (try_pre_increment): Likewise.
7025 (find_use_as_address): Likewise.
7026 * integrate.c (expand_iline_function): Likewise.
7027 * regmove.c (try_auto_increment): Likewise.
7029 2002-01-16 Graham Stott <grahams@redhat.com>
7031 * sched-rgn.c (passed): Use sbitmap_free.
7032 (header): Likewise.
7033 (inner): Likewise.
7034 (in_queue): Likewise.
7035 (in_stack): Likewise.
7037 2002-01-15 Eric Christopher <echristo@redhat.com>
7039 * flow.c (propagate_one_insn): Change to use fatal_insn.
7041 2002-01-15 Kazu Hirata <kazu@hxi.com>
7043 * expmed.c (extract_fixed_bit_field): Remove unused code.
7044 * system.h: Poison SLOW_ZERO_EXTEND.
7045 * doc/tm.texi: Remove.
7046 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
7047 * config/arm/arm.h: Likewise.
7048 * config/avr/avr.h: Likewise.
7049 * config/clipper/clipper.h: Likewise.
7050 * config/convex/convex.h: Likewise.
7051 * config/d30v/d30v.h: Likewise.
7052 * config/dsp16xx/dsp16xx.h: Likewise.
7053 * config/elxsi/elxsi.h: Likewise.
7054 * config/fr30/fr30.h: Likewise.
7055 * config/h8300/h8300.h: Likewise.
7056 * config/i370/i370.h: Likewise.
7057 * config/i386/i386.h: Likewise.
7058 * config/m68k/m68k.h: Likewise.
7059 * config/mips/mips.h: Likewise.
7060 * config/ns32k/ns32k.h: Likewise.
7061 * config/pdp11/pdp11.h: Likewise.
7062 * config/pj/pj.h: Likewise.
7063 * config/s390/s390.h: Likewise.
7064 * config/sh/sh.h: Likewise.
7065 * config/stormy16/stormy16.h: Likewise.
7066 * config/v850/v850.h: Likewise.
7067 * config/vax/vax.h: Likewise.
7068 * config/we32k/we32k.h: Likewise.
7070 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
7072 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
7073 (altivec_lvsl): Change constraint to b.
7074 (altivec_lvsr): Same.
7075 (altivec_lvebx): Same.
7076 (altivec_lvehx): Same.
7077 (altivec_lvewx): Same.
7078 (altivec_lvxl): Same.
7079 (altivec_lvx): Same.
7080 (altivec_stvx): Add parallel.
7081 (altivec_stvxl): Same.
7082 (altivec_stvehx): Same.
7083 (altivec_stvebx): Same.
7084 (altivec_stvebx): Same.
7086 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
7088 * config.gcc: Change altivec.h to altivec-defs.h.
7090 * config/rs6000/altivec.h: Delete.
7092 * config/rs6000/altivec-defs.h: Add.
7094 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
7096 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
7097 and UMOD modes.
7099 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
7100 less than or equal to eight bytes.
7102 * vax.md (andsi3): Remove constraints and change SET destination
7103 operand type to nonimmediate_operand.
7104 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
7105 when it is a CONST_INT.
7107 2002-01-15 Jason Merrill <jason@redhat.com>
7109 * c-common.def (FILE_STMT): New code.
7110 * c-common.c (statement_code_p): It's a statement.
7111 * c-common.h (stmt_tree_s): Add x_last_filename.
7112 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
7113 (last_expr_filename): New macro.
7114 * c-semantics.c (begin_stmt_tree): Initialize it.
7115 (add_stmt): If the filename changed, also insert a
7116 FILE_STMT.
7117 (expand_stmt): Handle seeing one.
7119 2002-01-15 Eric Christopher <echristo@redhat.com>
7121 * flow.c (propagate_one_insn): Add error message and print out
7122 insn for debugging.
7124 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
7126 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
7127 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
7128 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
7129 TRAMPOLINE_ALIGNMENT.
7130 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
7131 to be in bits.
7132 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
7133 PCC_BITFIELD_TYPE_MATTERS.
7134 * config/interix.h (STDC_VALUE): Remove. Use
7135 STDC_0_IN_SYSTEM_HEADERS.
7136 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
7137 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
7138 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
7140 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
7142 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
7143 not work on this platform currently.
7145 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
7147 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
7148 readonly_warning in _().
7150 2002-01-15 Douglas B Rupp <rupp@gnat.com>
7152 * gcc.c (delete_if_ordinary): Backout previous change.
7154 2002-01-15 Kazu Hirata <kazu@hxi.com>
7156 * config/h8300/h8300.c (print_operand): Remove support for
7157 unused operand characters.
7159 * read-rtl.c: Fix formatting.
7160 * real.c: Likewise.
7161 * recog.c: Likewise.
7162 * regclass.c: Likewise.
7163 * regmove.c: Likewise.
7164 * reg-stack.c: Likewise.
7165 * reload1.c: Likewise.
7166 * rtlanal.c: Likewise.
7168 2002-01-15 Kazu Hirata <kazu@hxi.com>
7170 * config/i386/i386.c: Fix formatting.
7172 2002-01-15 Jakub Jelinek <jakub@redhat.com>
7174 * c-typeck.c (process_init_element): Don't save_expr
7175 COMPOUND_LITERAL_EXPR if just its initializer will be used.
7177 2002-01-15 David Edelsohn <edelsohn@gnu.org>
7179 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
7180 emit optional traceback table if optimize_size or TARGET_ELF.
7181 * config/rs6000/rs6000.md (prefetch): New.
7183 2002-01-15 Andreas Jaeger <aj@suse.de>
7185 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
7187 2002-01-15 Kazu Hirata <kazu@hxi.com>
7189 * mips-tfile.c: Fix formatting.
7191 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
7193 * unroll.c (final_reg_note_copy): Fix previous commit.
7195 2002-01-14 Kazu Hirata <kazu@hxi.com>
7197 * config/h8300/h8300-protos.h: Remove the prototype for
7198 eq_operator.
7199 * config/h8300/h8300.c (eq_operator): Remove.
7201 2002-01-14 Richard Henderson <rth@redhat.com>
7203 * config/i386/i386.md (prefetch): Tidy.
7204 (prefetch_3dnow): Fix locality operand.
7206 2002-01-14 Richard Henderson <rth@redhat.com>
7208 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
7209 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
7211 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
7213 * reload1.c (reload_combine): Pass reg_sum replacement through
7214 copy_rtx in loop performing multiple changes.
7216 2002-01-14 Jakub Jelinek <jakub@redhat.com>
7218 * except.c (remove_unreachable_regions): New.
7219 (free_eh_status): Clear exception_handler_labels.
7220 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
7221 (find_exception_handler_labels): Don't add the same label more than
7222 once.
7223 (remove_exception_handler_label): Don't die if
7224 find_exception_handler_labels hasn't been called for the current
7225 function yet.
7227 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
7229 * toplev.c (rest_of_compilation): Rebuild jump labels after
7230 gcse.
7232 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
7234 * doc/extend.texi: Move documentation of X86 built-in functions
7235 here.
7236 * doc/invoke.texi: From here.
7237 * doc/sourcebuild.texi: Document location of documentation for
7238 machine built-in functions.
7240 2002-01-13 Christopher Faylor <cgf@redhat.com>
7242 * cppfiles.c (TEST_THRESHOLD): New macro.
7243 (SHOULD_MMAP): Ditto.
7244 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
7245 be used.
7247 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
7249 * unroll.c (final_reg_note_copy): Properly handle
7250 REG_LABEL
7251 (unroll_loops): Fix LOOP_CONDITION heuristics.
7253 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
7255 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
7256 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
7258 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
7260 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
7261 threaded loop.
7263 2002-01-14 Tom Rix <trix@redhat.com>
7265 * config/rs6000/rs6000.md: Fix typo with sradi.
7267 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
7269 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
7270 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
7271 (clrstrdi, clrstrsi): Adapt callers.
7273 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
7275 (movti splitter): Never use register 0 as base register.
7277 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
7279 * combine.c (simplify_shift_const): Always generate new rtx
7280 for shift expression instead of reusing given expression.
7282 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7284 * config/alpha/alpha.c (alpha_expand_mov): Don't call
7285 alpha_legitimize_address unless mode is Pmode.
7287 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
7289 * doc/md.texi (Modifiers): Document the '*' constraint for the
7290 user.
7292 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
7293 * doc/extend.texi (Function Attributes): 'interrupt' is valid
7294 for xstormy16 too.
7296 2002-01-13 Richard Henderson <rth@redhat.com>
7298 * reload.c (find_reloads): Use a hard reg destination as reload reg
7299 for an input reload of the source.
7301 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7303 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
7304 more generic.
7306 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
7308 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
7309 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
7311 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
7313 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7315 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
7317 2002-01-12 Tom Rix <trix@redhat.com>
7319 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
7320 TARGET_POWERPC64.
7322 2002-01-12 Richard Henderson <rth@redhat.com>
7324 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
7326 * doc/invoke.texi: Update Alpha options.
7328 * doc/invoke.texi: Update i386 built-in function lists.
7330 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
7332 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
7333 referencing outside.
7335 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7337 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
7338 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
7339 offsets, and change line folding.
7340 * optabs.c (expand_binop): Remove warnings.
7341 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
7343 2002-01-12 Graham Stott <grahams@redhat.com>
7345 * attribs.c (handle_deprecated_attribute): constify WHAT.
7346 * diagnostic.c (warn_deprecated_use): Add braces, fixes
7347 dangling else warning and constify WHAT.
7348 * except.h (struct function, struct inline_remap): Move
7349 struct tag forward defs before all prototypes.
7350 (duplicate_eh_regions): Whitespace.
7352 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
7354 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
7355 MODE_BASE_REG_CLASS.
7356 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
7358 2002-01-12 Richard Henderson <rth@redhat.com>
7360 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
7361 (ix86_expand_vector_move): New.
7362 (bdesc_2arg): Remove andps, andnps, orps, xorps.
7363 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
7364 Remove old prefetch builtins. Special case the logicals removed above.
7365 (ix86_expand_builtin): Likewise.
7366 (safe_vector_operand): Use V4SFmode, not TImode.
7367 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
7368 (ix86_expand_timode_binop_builtin): New.
7369 * config/i386/i386-protos.h: Update.
7370 * config/i386/i386.h (enum ix86_builtins): Update.
7371 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
7372 Use ix86_expand_vector_move in vector move expanders.
7373 (movti_internal, movti_rex64): Add xorps alternative.
7374 (sse_clrv4sf): Rename and adjust from sse_clrti.
7375 (prefetch): Don't work so hard.
7376 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
7377 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
7378 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
7380 2002-01-11 Richard Henderson <rth@redhat.com>
7382 * config/i386/mmintrin.h: New file.
7383 * config/i386/xmmintrin.h: New file.
7384 * config.gcc (i?86-*-*): Add extra_headers.
7385 * simplify-rtx.c (simplify_unary_operation): Handle saturating
7386 truncation codes.
7387 (simplify_binary_operation): Handle saturating arithmetic codes.
7388 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
7389 not the lowpart subreg.
7390 (ix86_expand_builtin): Return a TImode dummy register instead of 0
7391 on error.
7392 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
7394 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7396 * conflict.c (conflict_graph_compute): Free regsets when finished.
7397 * ssa.c (compute_coalesced_reg_partition): Likewise.
7399 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7401 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
7402 every where we allocate a register.
7404 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7406 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
7407 * lcm.c (compute_earliest, compute_farthest): Likewise.
7409 2002-01-11 Janis Johnson <janis187@us.ibm.com>
7411 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
7413 2002-01-11 Janis Johnson <janis187@us.ibm.com>
7415 * doc/rtl.texi (Insns): Fix 2 typos.
7417 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
7419 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
7420 options. Use @table @gcctabopt for MMIX options. Add index
7421 entries for MMIX options. Start new paragraph with first
7422 heading of the machine-dependent options.
7424 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
7426 PR other/5299
7427 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
7428 * combine.c (force_to_mode): Same.
7429 * reload1.c (clear_reload_reg_in_use): Same.
7431 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
7433 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
7434 and 'subtargets'.
7436 2002-01-11 Andreas Jaeger <aj@suse.de>,
7437 Brad Lucier <lucier@math.purdue.edu>
7439 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
7440 mcpu.
7442 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
7444 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
7445 Protect with IN_LIBGCC.
7446 (LINK_EH_SPEC): Add required trailing space.
7448 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
7450 * c-tree.h: Move function declarations so that they are listed
7451 under the filename which contains them.
7452 (check_identifier, finish_decl_top_level,
7453 lookup_name_current_level_global, shadow_record_fields): Remove.
7455 2002-01-11 Andreas Jaeger <aj@suse.de>
7457 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
7458 march.
7460 2002-01-10 Richard Henderson <rth@redhat.com>
7462 * config/alpha/alpha.c (print_operand): Add 'J'.
7463 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
7464 new operand with the sequence number for the lituse. When splitting
7465 the insns, use gen_movdi_er_high_g and generate a sequence number.
7466 (gen_movdi_er_high_g): Print the sequence number if non-zero.
7468 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
7470 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
7471 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
7472 stvxl.
7473 (altivec_expand_builtin): Same.
7474 (altivec_expand_stv_builtin): New.
7476 * config/rs6000/rs6000.h (rs6000_builtins): Same.
7478 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
7479 ("altivec_lvehx"): New.
7480 ("altivec_lvewx"): New.
7481 ("altivec_lvxl"): New.
7482 ("altivec_lvx"): New.
7483 ("altivec_stvx"): New.
7484 ("altivec_stvebx"): New.
7485 ("altivec_stvehx"): New.
7486 ("altivec_stvewx"): New.
7487 ("altivec_stvxl"): New.
7489 2002-01-10 Richard Henderson <rth@redhat.com>
7491 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
7492 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
7493 care not to delete instructions twice.
7495 2002-01-10 Zack Weinberg <zack@codesourcery.com>
7497 * toplev.c: Don't declare environ (it's not used anywhere).
7498 * configure.in: Don't check for declaration of environ.
7499 * config/i386/xm-mingw32.h: Don't #define environ.
7500 * config.in, configure: Regenerate.
7502 2002-01-10 Zack Weinberg <zack@codesourcery.com>
7504 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
7505 * configure: Regenerate.
7507 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
7508 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
7509 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
7510 alpha/xm-vms.h.
7511 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
7512 LIMITS_H_TEST here, not in m68k/x-next.
7513 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
7514 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
7516 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
7517 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
7518 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
7520 * config/i386/x-djgpp: Renamed i386/t-djgpp.
7521 * config/m88k/x-dolph: Renamed m88k/t-dolph.
7522 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
7523 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
7524 replacement of quadlib.asm with quadlib.c.
7526 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
7527 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
7528 config/rs6000/xm-beos.h: Delete file.
7530 * config.gcc: Update to match above changes.
7532 2002-01-10 Kazu Hirata <kazu@hxi.com>
7534 * config/h8300/h8300.h: Fix comment typos.
7535 * config/h8300/h8300.md: Likewise.
7536 * config/h8300/lib1funcs.asm: Likewise.
7538 2002-01-10 Dale Johannesen <dalej@apple.com>
7540 PR optimization/5269
7541 * unroll.c (precondition_loop_p): Make *increment be the correct
7542 sign when n_iterations known, to avoid confusing caller.
7544 2002-01-10 Kazu Hirata <kazu@hxi.com>
7546 * doc/extend.texi (deprecated): Fix a typo.
7548 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
7550 * basic-block.h (update_br_prob_note): Declare.
7551 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
7552 (try_forward_edges): Care negative frequencies and update note.
7553 (outgoing_edges_match): Tweek conditional merging heuristics.
7554 (try_crossjump_to_edge): use update_br_prob_note.
7555 * cfglayout.c (fixup_reorder_chain): Likewise.
7556 * cfrtl.c (update_br_prob_note): New.
7557 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
7559 * i386.c (ix86_decompose_address): Return -1 if address contains
7560 shift.
7561 (legitimate_address_p): Require ix86_decompose_address to return 1.
7563 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
7564 (cprop_insn): Likewise.
7566 2002-01-10 Kazu Hirata <kazu@hxi.com>
7568 * toplev.c: Fix formatting.
7569 * tree.c: Likewise.
7570 * tree-dump.c: Likewise.
7571 * unroll.c: Likewise.
7572 * unwind-dw2.c: Likewise.
7573 * unwind-dw2-fde.c: Likewise.
7574 * unwind-dw2-fde-glibc.c: Likewise.
7575 * unwind-sjlj.c: Likewise.
7577 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7579 * doc/invoke.texi: Document PDP-11 options.
7581 2002-01-10 Kazu Hirata <kazu@hxi.com>
7583 * config/h8300/h8300.h: Fix formatting.
7585 2002-01-10 Ira Ruben <ira@apple.com>
7587 Add __attribute__ ((deprecated)).
7588 * extend.texi: Document __attribute__ ((deprecated)).
7589 * invoke.texi: Document -Wno-deprecated-declarations.
7590 * testsuite/g++.dg/other/deprecated.C: New C++ test.
7591 * testsuite/gcc.dg/deprecated.c: New C test.
7592 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
7593 (c_common_attribute_table): Add "deprecated" entry.
7594 (handle_deprecated_attribute): New function.
7595 * c-decl.c (deprecated_states): New enum.
7596 deprecated_state: State of "deprecated" handling.
7597 (start_decl): Set deprecated_state based on attributes.
7598 (grokdeclarator): Test for deprecated uses, propagate attribute.
7599 * c-typeck.c (build_component_ref): Test for deprecated fields.
7600 (build_external_ref): Test for deprecated primaries.
7601 * diagnostic.c (warn_deprecated_use) New function to issue
7602 warnings about __attribute__ ((depricated)) references.
7603 * flags.h (warn_deprecated_decl): Extern declared for
7604 -W[no-]deprecated-declarations option.
7605 * print-tree.c (print_node): Show deprecated flag status.
7606 * toplev.c (warn_deprecated_decl): Defined.
7607 (W_options): Added "deprecated-declaration".
7608 * toplev.h (warn_deprecated_use): Extern declared.
7609 * tree.h (struct tree_common): Define deprecated_flag.
7610 (TREE_DEPRECATED): New macro to access flag.
7611 * cp/call.c (build_call): Test for deprecated calls.
7612 * cp/class.c (add_implicitly_declared_members): Set global
7613 flag to tell grokdeclarator to not issue deprecated warnings.
7614 * cp/cp-tree.h: Add extern for adding_implicit_members.
7615 * cp/decl.c (deprecated_states): New enum.
7616 (start_decl): Set deprecated_state based on attributes.
7617 (grokdeclarator): Test for deprecated uses, propagate attribute.
7618 * cp/lex.c (do_identifier): Test for deprecated primaries.
7619 * cp/typeck.c (build_component_ref): Test for deprecated fields.
7621 2002-01-10 Ira Ruben <ira@apple.com>
7623 Fix to assign attributes to inline member functions.
7624 * cp/decl.c (start_method): Handle attrlist.
7626 2002-01-10 Kazu Hirata <kazu@hxi.com>
7628 * combine.c (expand_field_assignment): Use subreg_lsb().
7630 2002-01-10 David Edelsohn <edelsohn@gnu.org>
7632 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
7633 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
7634 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
7635 Recurse for any operand of AND as long as constant is non-zero.
7637 2002-01-10 Kazu Hirata <kazu@hxi.com>
7639 * config/h8300/h8300.md: Remove constraints from expanders.
7641 2002-01-10 Kazu Hirata <kazu@hxi.com>
7643 * varasm.c: Fix formatting.
7644 * varray.c: Likewise.
7645 * vmsdbgout.c: Likewise.
7646 * xcoffout.c: Likewise.
7648 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
7650 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
7651 update edge probabilities to match.
7653 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7655 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
7656 dependencies.
7657 * doc/languages.texi, doc/sourcebuild.texi: New files.
7658 * doc/configfiles.texi: Make a subsubsection. Update.
7659 * doc/configterms.texi: Add @node. Remove warning that this isn't
7660 instructions for building GCC.
7661 * doc/makefile.texi: Make a subsection.
7662 * doc/gccint.texi: Update.
7664 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
7666 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
7668 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
7670 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
7672 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
7674 * optabs.c (expand_fix): Look for wider integer modes first.
7676 * i386.md (mov?f): Avoid the fake const double trick for medium
7677 memory model.
7678 (min?f*/max?f*): Prohibit memory operands for i387 variant.
7679 (fop_df_4): Disable for SSE compilation.
7681 2002-01-10 Graham Stott <grahams@redhat.com>
7683 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
7684 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
7686 2002-01-10 Richard Henderson <rth@redhat.com>
7688 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
7690 2002-01-10 Richard Henderson <rth@redhat.com>
7692 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
7693 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
7695 2002-01-10 Kazu Hirata <kazu@hxi.com>
7697 * combine.c (can_combine_p): Fix a comment typo.
7699 2002-01-09 Zack Weinberg <zack@codesourcery.com>
7701 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
7702 empty list correctly. Change loop index $t to $f for
7703 consistency with rest of Makefile.
7705 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
7707 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
7708 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
7710 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
7711 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
7712 (altivec_init_builtins): Same.
7713 (altivec_expand_unop_builtin): Return NULL_RTX on error.
7714 (altivec_expand_binop_builtin): Same.
7715 (altivec_expand_ternop_builtin): Same.
7716 (bdesc_dst): New.
7718 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
7719 ("altivec_vctuxs"): Fix typo.
7720 ("altivec_vnmsubfp"): Same.
7721 ("altivec_dssall"): New.
7722 ("altivec_mfvscr"): New.
7723 ("altivec_dss"): New.
7724 ("altivec_lvsl"): New.
7725 ("altivec_lvsr"): New.
7726 ("altivec_dstt"): New.
7727 ("altivec_dstst"): New.
7728 ("altivec_dststt"): New.
7729 ("altivec_dst"): New.
7731 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
7732 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
7734 2002-01-09 Richard Henderson <rth@redhat.com>
7736 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
7738 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
7740 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
7741 function.
7742 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
7743 prototype.
7744 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
7746 2002-01-09 Kazu Hirata <kazu@hxi.com>
7748 * read-rtl.c: Fix formatting.
7749 * real.c: Likewise.
7750 * regclass.c: Likewise.
7751 * regrename.c: Likewise.
7752 * reg-stack.c: Likewise.
7753 * reload1.c: Likewise.
7754 * reload.c: Likewise.
7755 * rtl.c: Likewise.
7757 2002-01-09 Kazu Hirata <kazu@hxi.com>
7759 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
7760 to extract items in the expr_list chain.
7762 2002-01-09 Richard Henderson <rth@redhat.com>
7764 * config/vax/vax.c (vax_rtx_cost): Never abort.
7766 * config/vax/vax.h (REAL_ARITHMETIC): Define.
7768 2002-01-09 Jan Hubicka <jh@suse.cz>
7770 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
7772 2002-01-09 Richard Henderson <rth@redhat.com>
7774 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
7775 Unify code from various alternatives.
7777 2002-01-09 Richard Henderson <rth@redhat.com>
7779 * regrename.c (copy_value): Ignore the copy if the source register
7780 is present in the value chain with a narrower mode.
7782 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7784 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
7785 for the c4x target. Also improve layout.
7787 2002-01-09 Richard Henderson <rth@redhat.com>
7789 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
7790 * config/m32r/m32r.md (and ior xor splitters): Swap operands
7791 to match insn patterns.
7793 2002-01-09 Richard Henderson <rth@redhat.com>
7795 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
7796 (copyprop_hardreg_forward_1): Likewise.
7798 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7800 * pa.md (decrement_and_branch_until_zero): Change predicate for
7801 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
7803 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7805 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
7806 gets undefined. For Darwin.
7808 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7810 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
7812 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7814 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
7816 2002-01-08 Richard Henderson <rth@redhat.com>
7818 * regrename.c (copy_value): Ignore overlapping copies.
7820 2002-01-08 Richard Henderson <rth@redhat.com>
7822 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
7823 as needed to avoid shared structure.
7825 2002-01-08 Kazu Hirata <kazu@hxi.com>
7827 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
7828 H8/300H and H8/S.
7830 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7832 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
7833 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
7834 documentation of obsolete macros.
7835 * system.h: Poison these macros.
7836 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
7837 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
7838 config/c4x/c4x.h, config/clipper/clipper.h,
7839 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
7840 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
7841 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
7842 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
7843 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
7844 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
7845 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
7846 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
7847 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
7848 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
7849 config/sparc/sparc.h, config/stormy16/stormy16.h,
7850 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
7851 definitions and commented out definitions of obsolete macros.
7852 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
7853 of MAX_INT_TYPE_SIZE.
7855 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7857 * config/s390/s390.c (s390_preferred_reload_class): Never
7858 return ADDR_REGS if it isn't a subset of the given class.
7859 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
7860 FP_REGS, but all superclasses as well.
7862 * config/s390/s390.c (s390_function_profiler): Fix thinko.
7864 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
7865 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
7866 must not be a const_int.
7868 2002-01-08 Richard Henderson <rth@redhat.com>
7870 * Makefile.in (toplev.o): Depend on options.h.
7871 (gcc.o): Depend on specs.h.
7873 2002-01-08 Jakub Jelinek <jakub@redhat.com>
7875 * expr.c (store_expr): Convert VOIDmode constants back to target's
7876 mode.
7878 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7880 * doc/invoke.texi: Markup gcc as @command. Refer to
7881 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
7882 of http://gcc.gnu.org/thanks.html.
7884 2002-01-08 Dale Johannesen <dalej@apple.com>
7886 * config/rs6000/rs6000.md: Add missing int register
7887 target case to movdf_low.
7889 2002-01-08 Zack Weinberg <zack@codesourcery.com>
7891 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
7892 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
7893 (cppinit.o): Depend on except.h.
7894 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
7895 s-specs): New rules.
7897 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
7898 Don't create specs.h/options.h/gencheck.h here. Remove
7899 unnecessary variable settings from last argument of AC_OUTPUT.
7900 * config.in, configure: Regenerate.
7901 * intl.c: Hardcode package name as "gcc".
7903 * cppinit.c: Include except.h.
7904 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
7905 appropriate.
7906 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
7907 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
7908 (!)USING_SJLJ_EXCEPTIONS.
7909 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
7911 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7913 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
7914 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
7915 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
7916 documentation of obsolete macros.
7917 * system.h: Poison these macros.
7918 * config/d30v/d30v.h, config/ns32k/encore.h,
7919 config/stormy16/stormy16.h: Remove definitions and commented out
7920 definitions of obsolete macros.
7922 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
7924 * objc/objc-act.c (handle_class_ref): Mark the declaration of
7925 %sobjc_class_ref_%s as used - to prevent unwanted compiler
7926 warnings.
7928 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7930 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
7931 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
7932 to insn adjusting stack/frame pointer.
7933 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
7934 accept operands that cause the insn to be non-splittable.
7936 2002-01-08 Graham Stott <grahams@redhat.com>
7938 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
7939 (C_TYPE_FIELDS_VOLATILE): Likewise.
7940 (C_TYPE_BEING_DEFINED): Likewise.
7941 (C_IS_RESERVED_WORD): Likewise.
7942 (C_TYPE_VARIABLE_SIZE): Likewise.
7943 (C_DECL_VARIABLE_SIZE): Likewise.
7944 (C_MISSING_PROTOTYPE_WARNED): Likewise.
7945 (C_SET_EXP_ORIGINAL_CODE): Likewise.
7946 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
7947 parenthesis.
7948 (C_DECL_ANTICIPATED): Likewise.
7949 (c_build_type_variant): Add parenthesis.
7951 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7953 * gcc.c (option_map): Remove --version.
7954 (process_command): Handle -fversion following the GNU Coding
7955 Standards. Partially addresses PR other/704.
7957 2002-01-08 Graham Stott <grahams@redhat.com>
7959 * combine.c (combine_instructions): Fix typo.
7961 2002-01-08 Graham Stott <grahams@redhat.com>
7963 * debug.h: Use "tree" and "rtx" throughout.
7965 * debug.c: Likewise.
7967 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
7969 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
7970 constant pool, use the pool's version of the symbol instead.
7972 2002-01-07 Richard Henderson <rth@redhat.com>
7974 * regrename.c (find_oldest_value_reg): Ignore the value chain if
7975 the original register was copied in a mode with a fewer number of
7976 hard registers than the desired mode.
7977 (copyprop_hardreg_forward_1): Likewise.
7978 (debug_value_data): Fix loop test.
7979 * toplev.c (parse_options_and_default_flags): Reenable
7980 -fcprop-registers at -O1.
7982 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7984 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
7985 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
7987 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
7988 predicates.
7990 * config/rs6000/rs6000.md: Add altivec predicate patterns.
7992 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
7994 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
7995 (pa_output_function_prologue): Output local label at the beginning of
7996 the prologue when profiling.
7997 (hppa_profile_hook): Use the local label rather than the function label.
7998 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
8000 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
8002 * config/rs6000/rs6000.c (print_operand): Remove extra space.
8003 (altivec_expand_unop_builtin): Fix thinko.
8004 (altivec_expand_binop_builtin): Same.
8005 (altivec_expand_ternop_builtin): Same.
8006 (altivec_expand_builtin): Same.
8008 2002-01-07 Richard Henderson <rth@redhat.com>
8010 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
8012 2002-01-07 Jason Merrill <jason@redhat.com>
8014 * unwind-dw2.c (execute_cfa_program): Use < again.
8016 2002-01-07 Jakub Jelinek <jakub@redhat.com>
8018 * predict.c (combine_predictions_for_insn): Avoid division by zero.
8020 2002-01-07 Jakub Jelinek <jakub@redhat.com>
8022 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
8023 Don't allow -1 - x -> ~x simplifications in the first pass.
8025 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
8027 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
8028 arguments.
8029 (altivec_expand_binop_builtin): Same.
8030 (altivec_expand_unop_builtin): Same.
8031 (print_operand): Fix typo.
8032 (bdesc_1arg): Add vupk* variants.
8034 * rs6000.h (rs6000_builtins): Add vupk* enums.
8036 * rs6000.md: Add altivec_vupk* variants.
8038 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
8040 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
8041 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
8042 and last update dates.
8044 2002-01-07 Janis Johnson <janis187@us.ibm.com>
8046 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
8048 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
8050 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
8051 * config/avr/avr.h (CPP_SPEC): Likewise.
8052 (LINK_SPEC): Likewise.
8053 (CRT_BINUTILS_SPECS): Likewise.
8054 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8055 * doc/invoke.texi (AVR Options): Document them.
8057 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
8059 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
8060 LABEL_NUSES.
8062 2002-01-07 Graham Stott <grahams@redhat.com>
8064 * config/i386/i386.h: Update copyright date.
8065 (HALF_PIC_PTR): Add parenthesis.
8066 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
8067 (CONSTANT_ALIGNMENT): Add parenthesis.
8068 (DATA_ALIGNMENT): Likewise.
8069 (LOCAL_ALIGNMENT): Likewise.
8070 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
8071 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
8072 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
8073 (HARD_REGNO_NREGS): Add paranethesis.
8074 (VALID_SSE_REG_MODE): Whitespace.
8075 (VALID_MMX_REG_MODE): Whitespace.
8076 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
8077 (ix86_hard_regno_mode_ok): Add parenthesis.
8078 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
8079 (RETURN_IN_MEMORY): Whitespace.
8080 (N_REG_CLASSES): Add parenthesis.
8081 (INTEGER_CLASS_P): Add parenthesis and wrap.
8082 (FLOAT_CLASS_P): Likewise.
8083 (SSE_CLASS_P): Likewise.
8084 (MMX_CLASS_P): Likewise.
8085 (MAYBE_INTEGER_CLASS_P): Likewise.
8086 (MAYBE_FLOAT_CLASS_P): Likewise.
8087 (MAYBE_SSE_CLASS_P): Likewise.
8088 (MAYBE_MMX_CLASS_P): Likewise.
8089 (Q_CLASS_P): Likewise.
8090 (GENERAL_REGNO_P): Uppercase macro parameter.
8091 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
8092 (FP_REGNO_P): Likewise.
8093 (ANY_FP_REGNO_P): Uppercase macro parameter.
8094 (SSE_REGNO_P): Likewise.
8095 (SSE_REGNO): Likewise.
8096 (SSE_REG_P): Likewise.
8097 (SSE_FLOAT_MODE_P): Likewise.
8098 (MMX_REGNO_P): Likewise.
8099 (MMX_REG_P):Likewise.
8100 (STACK_REG_P): Likewise.
8101 (NON_STACK_REG_P): Likewise.
8102 (STACK_TOP_P): Likewise.
8103 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
8104 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
8105 (SECONDARY_MEMORY_NEEDED): Likewise.
8106 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
8107 (MD_ASM_CLOBBERS): Whitespace and wrap.
8108 (MUST_PASS_IN_STACK): Whitespace and wrap.
8109 (RETURN_POPS_ARGS): Add parenthesis.
8110 (INIT_CUMULATIVE_ARGS): Likewise.
8111 (FUNCTION_ARG): Likewise.
8112 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
8113 (SETUP_INCOMING_VARARGS): Likewise.
8114 (BUILD_VA_LIST_TYPE): Add parenthesis.
8115 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
8116 parenthsis.
8117 (EXPAND_BUILTIN_VA_ARG): Likewise.
8118 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
8119 (INITIALIZE_TRAMPOLINE): Add parenthesis.
8120 (INITIAL_ELIMINATION_OFFSET): Likewise.
8121 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
8122 (REGNO_OK_FOR_BASE_P): Likewise.
8123 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
8124 (REGNO_OK_FOR_DIREG_P): Likewise.
8125 (REG_OK_FOR_INDEX_P): Whitespace.
8126 (REG_OK_FOR_BASE_P): Whitespace.
8127 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
8128 parenthesis.
8129 (FIND_BASE_TERM): Fix typo.
8130 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
8131 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
8132 (SYMBOLIC_CONST; Whitespace.
8133 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
8134 (ENCODE_SECTION_INFO): Whitespace.
8135 (FINALIZE_PIC): Remove do { ... } while (0).
8136 (PROMOTE_MODE): Wrap in do { ... } while (0).
8137 (CONST_COSTS): Whitespace.
8138 (RTX_COSTS): Add paramethesis, whitespace and wrap.
8139 (REGISTER_MOVE_COST): Add parenthesis.
8140 (MEMORY_MOVE_COST): Likewise.
8141 (EXTRA_CC_MODES): Whitespace.
8142 (SELECT_CC_MODE): Add parenthesis and whitespace.
8143 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
8144 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
8145 (ASM_OUTPUT_LABEL): Add paramethesis.
8146 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
8147 (ASM_OUTPUT_REG_POP): Likewise.
8148 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
8149 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8151 * config/i386/i386.c: Update copyright.
8152 (CHECK_STACK_LIMIT): Add parenthesis.
8153 (AT_BP): Uppercase macro parameter.
8154 (x86_64_int_parameter_registers): Constify.
8155 (x86_64_int_return_registers): Likewise.
8156 (ix86_compare_op0): Use rtx.
8157 (construct_container): Constify INTREG parameter.
8158 (function_arg): Use rtx.
8160 * diagnostic.h: Update copyright date.
8161 (output_buffer_state): Add parenthesis.
8162 (output_buffer_format_args): Likewise.
8164 * combine.c (combine_instructions): Replace XEXP (links, 0)
8165 with link.
8167 2002-01-06 H.J. Lu <hjl@gnu.org>
8169 * cfgcleanup.c (thread_jump): Fix 2 typos.
8171 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
8173 * config.gcc: Add support for --enable-altivec.
8175 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
8177 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
8179 2002-01-06 Jakub Jelinek <jakub@redhat.com>
8181 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
8182 __objc_class_name_*.
8184 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
8186 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
8188 2002-01-06 Richard Henderson <rth@redhat.com>
8190 * reorg.c (emit_delay_sequence): Remove death notes, not merely
8191 nop them out. Increment label reference count for REG_LABEL.
8192 (fill_slots_from_thread): Frob label reference count around
8193 delete_related_insns.
8195 2002-01-05 Richard Henderson <rth@redhat.com>
8197 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
8198 jump threading.
8200 2002-01-05 Richard Henderson <rth@redhat.com>
8202 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
8203 * integrate.c (output_inline_function): Likewise.
8204 * toplev.c (rest_of_compilation): Do it here instead. Move call
8205 to remove_unnecessary_notes after emitting abstract instance.
8206 Force an emitted nested function to have its parent emited as well.
8207 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
8208 for null.
8209 (rtl_for_decl_location): Do not look at reload data structures
8210 before reload has run.
8212 2002-01-05 Kazu Hirata <kazu@hxi.com>
8214 * cse.c: Fix formatting.
8215 * dwarf2asm.c: Likewise.
8216 * dwarf2out.c: Likewise.
8217 * explow.c: Likewise.
8218 * expmed.c: Likewise.
8219 * function.c: Likewise.
8220 * gcov.c: Likewise.
8221 * gencheck.c: Likewise.
8222 * genrecog.c: Likewise.
8223 * ggc-common.c: Likewise.
8224 * ggc-page.c: Likewise.
8225 * global.c: Likewise.
8227 2002-01-05 Kazu Hirata <kazu@hxi.com>
8229 * combine.c: Fix formatting.
8231 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
8233 PR middle-end/1557
8234 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
8236 2002-01-05 David Edelsohn <edelsohn@gnu.org>
8238 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
8239 as 1 for __powerpc64__ as well.
8241 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
8243 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
8244 return it.
8246 2002-01-05 Daniel Berlin <dan@dberlin.org>
8248 * lcm.c: Revert change, due to performance regression it causes on
8249 SPEC because it's slightly more conservative (sigh, I hate
8250 edge-based LCM).
8252 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
8254 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
8256 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
8258 * doc/cppinternals.texi: Update.
8260 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
8262 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
8263 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
8264 negatives.
8265 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
8266 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
8267 kludge for pre-october-14th mmix versions to handle new-found bug
8268 with PUSHJ/PUSHGO and the register stack.
8269 * config/mmix/mmix.h (struct machine_function): Rename member
8270 has_call_value_without_parameters to has_call_without_parameters.
8271 All referers changed.
8272 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
8273 TARGET_MASK_BRANCH_PREDICT): New macros.
8274 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
8275 -mno-reg-stack-fill-bug-workaround.
8276 * config/mmix/mmix.md ("call"): Set struct machine member
8277 has_call_without_parameters.
8279 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
8281 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
8283 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
8285 * cfgcleanup.c: Include tm_p.h
8286 (mark_effect): Fix handling of hard register; fix handling of SET
8288 2002-01-04 Kazu Hirata <kazu@hxi.com>
8290 * config/h8300/h8300.md (anonymous patterns): Check that
8291 operands are registers before using REGNO on them.
8293 2002-01-03 Roland McGrath <roland@frob.com>
8295 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
8297 2002-01-04 Jakub Jelinek <jakub@redhat.com>
8299 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
8300 * c-common.h (genrtl_expr_stmt_value): Likewise.
8301 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
8302 (expand_expr_stmt_value): Add maybe_last argument.
8303 Don't warn about statement with no effect if it is the last statement
8304 in expression statement.
8305 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
8306 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
8307 expand_expr_stmt_value.
8308 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
8309 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
8310 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
8311 as maybe_last to expand_expr_stmt_value.
8313 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
8315 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
8316 be passed in, do not build it.
8317 (c_begin_if_stmt): New function.
8318 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
8319 * c-common.h (c_expand_start_cond): Update prototype.
8320 (c_begin_if_stmt): Prototype new function.
8321 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
8322 * c-parse.in (if_prefix): Use c_begin_if_stmt,
8323 c_begin_while_stmt and c_finish_while_stmt_cond.
8325 2002-01-04 William Cohen <wcohen@redhat.com>
8327 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
8328 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
8329 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
8330 * config/pa/som.h (ASM_FILE_START): Likewise.
8332 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
8334 * lcm.c: Include df.h.
8335 Add available_transfer_function prototype.
8336 (compute_available): Rework to use iterative dataflow framework.
8337 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
8338 with bb_info in df.h
8339 (available_transfer_function): New function.
8341 * Makefile.in (lcm.o): add df.h to dependencies.
8343 2002-01-04 Richard Henderson <rth@redhat.com>
8345 * config/alpha/alpha.c (some_operand): Accept HIGH.
8346 (input_operand): Likewise; accept simple references to globals.
8347 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
8348 (alpha_const_double_ok_for_letter_p): Likewise.
8349 (alpha_extra_constraint): Likewise.
8350 (alpha_preferred_reload_class): Likewise. Do not force
8351 symbolic constants to memory.
8352 (alpha_legitimate_address_p): Accept simple references
8353 to small_symbolic_operand.
8354 (alpha_legitimize_address): New arg scratch. Be prepared to be
8355 called when no_new_pseudos. Emit simple symbolic references.
8356 Split integers into low, high, and rest.
8357 (alpha_expand_mov): Use alpha_legitimize_address.
8358 (some_small_symbolic_mem_operand): New.
8359 (split_small_symbolic_mem_operand): New.
8360 * config/alpha/alpha-protos.h: Update.
8361 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
8362 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8363 (EXTRA_CONSTRAINT): Likewise.
8364 (PREFERRED_RELOAD_CLASS): Likewise.
8365 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
8366 (PREDICATE_CODES): Update.
8367 * config/alpha/alpha.md: New post-reload splitters to convert
8368 simplfied symbolic operands to the form that references $29.
8369 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
8370 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
8372 2002-01-03 Richard Henderson <rth@redhat.com>
8374 * local-alloc.c (function_invariant_p): Update commentary.
8376 2002-01-04 H.J. Lu <hjl@gnu.org>
8378 * toplev.c (rest_of_compilation): Fix a typo when calling
8379 cleanup_cfg.
8381 2002-01-03 Kazu Hirata <kazu@hxi.com>
8383 * c-common.c: Fix formatting.
8384 * diagnostic.c: Likewise.
8385 * doloop.c: Likewise.
8386 * dwarf2out.c: Likewise.
8388 2002-01-03 Kazu Hirata <kazu@hxi.com>
8390 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
8391 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
8393 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
8395 * cpperror.c: Update comments and copyright.
8396 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
8397 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
8399 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8401 * collect2.c (main): Use strcmp when testing for "-shared".
8403 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
8405 * cppmacro.c: Don't include intl.h. Update comments.
8406 (new_number_token): Allocate enough buffer for 64-bit unsigned
8407 integers; update prototype.
8408 * cppmain.c: Update comments.
8410 2002-01-03 William Cohen <wcohen@redhat.com>
8412 * function.h (struct function): Add profile.
8413 (current_function_profile): New.
8414 doc/extend.texi: Update documentation.
8415 * final.c (final_start_function): Use current_function_profile
8416 instead of profile_flag.
8417 (profile_after_prologue): Likewise.
8418 * function.c (expand_function_start): Likewise.
8419 (expand_function_start): Likewise.
8420 * config/alpha/alpha.c (direct_call_operand):
8421 (alpha_does_function_need_gp): Likewise.
8422 (alpha_expand_prologue): Likewise.
8423 * config/arm/arm.c (arm_expand_prologue): Likewise.
8424 thumb_expand_prologue: Likewise.
8425 * config/d30v/d30v.c (d30v_stack_info): Likewise.
8426 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
8427 (fr30_expand_prologue): Likewise.
8428 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
8429 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
8430 * config/i386/i386.h (FINALIZE_PIC): Likewise.
8431 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
8432 * config/i960/i960.c (i960_output_function_prologue): Likewise.
8433 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
8434 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
8435 (m32r_expand_prologue): Likewise.
8436 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
8437 (m88k_expand_prologue): Likewise.
8438 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
8439 * config/mips/mips.c (compute_frame_size): Likewise.
8440 (mips_expand_prologue): Likewise.
8441 (mips_can_use_return_insn): Likewise.
8442 * config/pa/elf.h (ASM_FILE_START): Likewise.
8443 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
8444 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
8445 * config/pa/som.h (ASM_FILE_START): Likewise.
8446 * config/romp/romp.c (romp_using_r14): Likewise.
8447 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
8448 (rs6000_stack_info): Likewise.
8449 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8450 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
8451 * config/v850/v850.c (compute_register_save_size): Likewise.
8453 2002-01-03 Jakub Jelinek <jakub@redhat.com>
8455 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
8456 gen_lowpart_common fails, use gen_lowpart_SUBREG.
8458 2002-01-03 Turly O'Connor <turly@apple.com>
8460 * darwin.c (machopic_output_possible_stub_label): Don't generate
8461 stub routines for pseudo-stubs which we've just defined.
8463 2002-01-03 Kazu Hirata <kazu@hxi.com>
8465 * builtins.c: Fix formatting.
8466 * c-typeck.c: Likewise.
8467 * combine.c: Likewise.
8468 * expr.c: Likewise.
8469 * loop.c: Likewise.
8471 2002-01-03 Andreas Schwab <schwab@suse.de>
8473 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
8474 and return true if _cpp_push_next_buffer pushed a new include
8475 file.
8476 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
8477 _cpp_pop_file_buffer did not push a new file.
8478 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
8480 2002-01-02 Eric Christopher <echristo@redhat.com>
8482 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
8483 FIND_REG_INC_NOTE call. Update copyright.
8484 * loop.c (canonicalize_condition): Ditto.
8485 * reorg.c (delete_scheduled_jump): Ditto.
8487 2002-01-03 Kazu Hirata <kazu@hxi.com>
8489 * gcse.c: Fix formatting.
8491 2002-01-03 Graham Stott <grahams@redhat.com>
8493 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
8494 forward defs for struct tags rtx_def, union_tree, rtvec_def
8495 also output corresponding typedefs for rtx, tree, and rtvec.
8497 * system.h: Move forward defs for struct tags rtx_def, union_tree,
8498 rtvec_def along with corresponding typedefs for rtx, tree, and
8499 rtvec to config.h, hconfig.h, tconfig.h.
8501 2002-01-03 Graham Stott <grahams@redhat.com>
8503 * tree.h: Update copyright date.
8504 (IS_EXPR_CODE_CLASS): Add parenthesis.
8505 (TREE_SET_CODE): Add whitespace.
8506 (TREE_CHECK): Add parenthesis.
8507 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
8508 (CST_OR_CONSTRUCTOR_CHECK):
8509 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
8510 (TREE_SYMBOL_REFERENCED): Whitespace.
8511 (INT_CST_LT): Likewise.
8512 (INT_CST_LT_UNSIGNED): Likewise.
8513 (tree_real_cst): Unwrap comment.
8514 (tree_string): Likewise.
8515 (tree_complex): Likewise.
8516 (IDENTIFIER_POINTER): correct cast.
8517 (SAVE_EXPR_CONTEXT): Whitespace.
8518 (EXPR_WFL_FILENAME_NODE): Likewise.
8519 (EXPR_WFL_FILENAME): Remove parenthesis.
8520 (DECL_ORIGIN): Add parenthesis.
8521 (DECL_FROM_INLINE): Use NULL_TREE.
8522 (build_int_2): Whitespace.
8523 (build_type_variant): Add parenthesis.
8525 * gcc/jcf-parse.c: Update copyright date.
8526 (yyparse): Constify resource_filename.
8528 2002-01-03 Graham Stott <grahams@redhat.com>
8530 * rtl.h: Update copyright date.
8531 (RTL_CHECK1): Wrap long line.
8532 (RTL_CHECK2): Likewise.
8533 (RTL_CHECKC1): Wrap long line and whitespace.
8534 (RTL_CHECKC2): Likewise.
8535 (XWINT): Whitespace.
8536 (XINT): Likewise.
8537 (XSTR): Likewise.
8538 (XEXP): Likewise.
8539 (XVEC): Likewise.
8540 (XMODE): Likewise.
8541 (XBITMAP): Likewise.
8542 (XTREE): Likewise.
8543 (XBBDEF): Likewise.
8544 (XTMPL): Likewise.
8545 (X0WINT): Likewise.
8546 (X0INT):Likewise.
8547 (X0UINT): Likewise.
8548 (X0STR): Likewise.
8549 (X0EXP): Likewise.
8550 (X0VEC): Likewise.
8551 (X0MODE): Likewise.
8552 (X0BITMAP): Likewise.
8553 (X0TREE): Likewise.
8554 (X0BBDEF): Likewise.
8555 (X0ADVFLAGS): Likewise.
8556 (X0CSELIB): Likewise.
8557 (X0MEMATTR): Likewise.
8558 (XCWINT): Likewise.
8559 (XCINT): Likewise.
8560 (XCUINT): Likewise.
8561 (XCSTR): Likewise.
8562 (XCEXP): Likewise.
8563 (XCVEC): Likewise.
8564 (XCMODE): Likewise.
8565 (XCBITMAP): Likewise.
8566 (XCTREE): Likewise.
8567 (XCBBDEF): Likewise.
8568 (XCADVFLAGS): Likewise.
8569 (XCCSELIB): Likewise.
8570 (XC2EXP): Likewise.
8571 (INSN_UID): Likewise.
8572 (PREV_INSN): Likewise.
8573 (PATTERN): Likewise.
8574 (INSN_CODE): Likewise.
8575 (PUT_REG_NOTE_KIND): Likewise.
8576 (CODE_LABEL_NUMBER): Likewise.
8577 (NOTE_SOURCE_FILE): Likewise.
8578 (NOTE_BLOCK): Likewise.
8579 (NOTE_EH_HANDLER): Likewise.
8580 (NOTE_RANGE_INFO): Likewise.
8581 (NOTE_LIVE_INFO): Likewise.
8582 (NOTE_BASIC_BLOCK): Likewise.
8583 (NOTE_EXPECTED_VALUE): Likewise.
8584 (NOTE_LINE_NUMBER): Likewise.
8585 (LABEL_NAME): Likewise.
8586 (LABEL_NUSES): Likewise.
8587 (LABEL_ALTERNATE_NAME): Likewise.
8588 (ADDRESSOF_DECL): Likewise.
8589 (JUMP_LABEL): Likewise.
8590 (LABEL_NEXTREF): Likewise.
8591 (REGNO): Likewise.
8592 (ORIGINAL_REGNO: Likewise.
8593 (HARD_REGISTER_NUM_P): Add parenthesis.
8594 (SUBREG_REG): Whitespace.
8595 (SUBREG_BYTE): Likewise.
8596 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
8597 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
8598 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
8599 (ASM_OPERANDS_INPUT_VEC): Likewise.
8600 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
8601 (ASM_OPERANDS_INPUT): Likewise.
8602 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
8603 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
8604 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
8605 (ASM_OPERANDS_INPUT_MODE): Likewise.
8606 (ASM_OPERANDS_SOURCE_FILE): Likewise.
8607 (ASM_OPERANDS_SOURCE_LINE): Likewise.
8608 (MEM_SET_IN_STRUCT_P): Minor reformat.
8609 (TRAP_CONDITION): Whitespace.
8610 (TRAP_CODE): Likewise.
8611 (COND_EXEC_TEST): Likewise.
8612 (COND_EXEC_CODE): Likewise.
8613 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
8614 (PHI_NODE_P): Add parenthesis.
8615 (plus_constant): Whitespace and add parenthesis.
8617 2002-01-03 Kazu Hirata <kazu@hxi.com>
8619 * config/avr/avr.c: Fix comment typos.
8620 * config/c4x/c4x.md: Likewise.
8621 * config/dsp16xx/dsp16xx.h: Likewise.
8622 * config/dsp16xx/dsp16xx.md: Likewise.
8623 * config/i386/i386.md: Likewise.
8624 * config/ia64/ia64.c: Likewise.
8625 * config/m32r/m32r.h: Likewise.
8626 * config/m68hc11/m68hc11.md: Likewise.
8627 * config/mmix/mmix.c: Likewise.
8628 * config/mn10200/mn10200.c: Likewise.
8629 * config/romp/romp.c: Likewise.
8630 * config/sh/sh.c: Likewise.
8631 * config/stormy16/stormy16.c: Likewise.
8632 * config/stormy16/stormy16.h: Likewise.
8633 * config/stormy16/stormy16.md: Likewise.
8635 2002-01-03 Graham Stott <grahams@redhat.com>
8637 * loop.h: Update copyright date.
8638 (LOOP_MOVABLES): Fix typo.
8639 (LOOP_REGS): Likewise.
8640 (LOOP_IVS): Likewise.
8642 2002-01-03 Graham Stott <grahams@redhat.com>
8644 * cppinit.c: Update copyright date.
8645 Don't include output.h
8646 * Makefile.in: Update copyright date.
8647 Update dependency.
8649 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
8651 PR c/5226
8652 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
8653 (-pthread) Add to RS/6000 options.
8655 2002-01-02 Kazu Hirata <kazu@hxi.com>
8657 * except.c: Fix comment typos.
8658 * loop.c: Likewise.
8659 * varasm.c: Likewise.
8660 * doc/tm.texi: Fix a typo.
8662 2002-01-02 Jakub Jelinek <jakub@redhat.com>
8664 * c-typeck.c (output_init_element): Allow initializing static storage
8665 duration objects with compound literals.
8667 2002-01-02 Richard Henderson <rth@redhat.com>
8669 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
8670 after abusing it.
8672 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8674 * gcc.c (default_compilers): Const-ify.
8675 * mips-tdump.c (stab_names): Likewise.
8676 * mips-tfile.c (map_coff_types, map_coff_storage,
8677 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
8678 pseudo_ops_t, pseudo_ops): Likewise.
8679 * protoize.c (default_include): Likewise
8681 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
8682 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
8683 Add array size in declaration.
8684 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
8685 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
8686 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
8687 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
8688 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
8689 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
8690 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
8691 emtens, make_nan): Const-ify.
8692 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
8693 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
8695 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
8697 * config.gcc (ia64-*-*): Set extra_headers.
8698 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
8699 * config/alpha/t-osf: Remove.
8700 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
8702 2002-01-02 David Edelsohn <edelsohn@gnu.org>
8704 * config/rs6000/t-aix43: Revert previous change.
8706 2002-01-02 Jason Merrill <jason@redhat.com>
8708 * c-decl.c (c_expand_body): Call outlining_inline_function when
8709 emitting an inline function out of line.
8711 2002-01-02 Richard Henderson <rth@redhat.com>
8713 * dwarf2out.c (limbo_die_node): Add created_for member.
8714 (new_die): New argument created_for. Update all callers.
8715 (mark_limbo_die_list): New.
8716 (dwarf2out_init): Register limbo_die_list as a root.
8717 (dwarf2out_finish): Force insert limbo dies into their function
8718 context.
8720 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
8722 PR c++/5089
8723 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
8725 2002-01-02 Kazu Hirata <kazu@hxi.com>
8727 * config/h8300/fixunssfsi.c: Update copyright.
8728 Fix comment typos.
8729 Fix formatting.
8730 * config/h8300/h8300.c: Update copyright.
8731 Eliminate warnings.
8733 2002-01-02 Kazu Hirata <kazu@hxi.com>
8735 * config/romp/romp.c: Fix comment formatting.
8736 * config/romp/romp.h: Likewise.
8737 * config/romp/romp.md: Likewise.
8738 * config/s390/s390.c: Likewise.
8739 * config/stormy16/stormy16.c: Likewise.
8740 * config/stormy16/stormy16.h: Likewise.
8742 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
8744 * c-common.h (genrtl_expr_stmt_value): Declare.
8745 * c-semantics.c (genrtl_goto_stmt): Redirect to...
8746 (genrtl_goto_stmt_value): ... this new function. Pass new
8747 argument down to expand_expr_stmt_value, taking
8748 TREE_ADDRESSABLE into account.
8749 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
8750 STMT_EXPR as addressable, i.e., one whose result we want.
8751 * expr.c (expand_expr): Don't save expression statement value
8752 of labeled_blocks or loop_exprs.
8753 * stmt.c (expand_expr_stmt): Redirect to...
8754 (expand_expr_stmt_value): ... this new function. Use new
8755 argument to tell whether to save expression value.
8756 (expand_end_stmt_expr): Reset last_expr_type and
8757 last_expr_value if we don't have either.
8758 * tree-inline.c (declare_return_variable): Mark its use
8759 statement as addressable.
8760 * tree.h: Document new use of TREE_ADDRESSABLE.
8761 (expand_expr_stmt_value): Declare.
8763 2002-01-01 Tom Rix <trix@redhat.com>
8765 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
8766 rs6000_emit_allocate_stack.
8768 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
8770 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
8771 ${srcdir}/ginclude/ to every entry in extra_headers.
8772 * configure: Regenerate.
8773 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
8774 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
8775 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
8776 * ginclude/proto.h: Rename to config/convex/proto.h.
8778 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8780 * attribs.c (handle_vector_size_attribute): Use host_integerp
8781 and tree_int_cst; remove warnings.
8782 * caller-save.c (insert_restore): Add cast to get rid of warning.
8783 (insert_save): Likewise.
8784 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
8785 * regmove.c (find_matches): Add temporary var to kill a warning.
8787 2002-01-01 Douglas B Rupp <rupp@gnat.com>
8789 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
8790 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
8791 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
8792 (vms-dwarf2eh.o): Add Makefile rule.
8793 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
8794 * config/alpha/vms-dwarf2eh.asm: New file.
8796 * gcc.c (delete_if_ordinary): Delete all versions.
8798 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
8800 * config/mmix/mmix.md: Update FIXME to not mention
8801 define_constants.
8802 (MMIX_rJ_REGNUM): New define_constants constant.
8803 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
8804 "*movdicc_real"): Adjust contraints formatting.
8805 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
8806 for branch prediction.
8807 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
8808 output template.
8809 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
8810 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
8811 number. Delete related FIXMEs.
8812 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
8813 from number to MMIX_rJ_REGNUM.
8814 (TARGET_MASK_BRANCH_PREDICT): New.
8815 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
8816 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
8817 value. Add -mbranch-predict and -mno-branch-predict.
8818 (TARGET_VERSION): Drop date.
8819 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
8820 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
8821 for finding out global symbols.
8822 (mmix_asm_output_labelref): Revert condition for global symbol.
8823 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
8824 (mmix_print_operand_punct_valid_p): A '+' is valid.
8826 See ChangeLog.6 for earlier changes.