1 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
3 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
5 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
6 (ix86_expand_clrstr): Fix typo.
7 * loop.c (gen_load_of_final_value): New.
8 (loop_givs_rescan, strength_reduce, check_dbra_loop):
11 2002-04-23 Roger Sayle <roger@eyesopen.com>
13 * builtins.c (builtin_memset_gen_str): New function.
14 (expand_builtin_memset): Optimize the case of constant length, but
17 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
19 * config/rs6000/altivec.h (vec_step): Remove extraneous
21 (vec_ctu): Cast return.
23 2002-04-23 Alan Modra <amodra@bigpond.net.au>
26 * function.h: (struct function): Add profile_label_no field.
27 (current_function_profile_label_no): Define.
28 * function.c: (profile_label_no): New static var.
29 (expand_function_start): Increment it, and copy to
30 current_function_profile_label_no.
31 * output.h (profile_label_no): Delete.
32 * final.c (profile_label_no): Delete.
33 (profile_function): Use current_function_profile_label_no.
34 (final_end_function): Don't increment profile_label_no here.
35 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
36 profile_label_no with current_function_profile_label_no.
37 * config/pa/pa.c (current_function_number): Delete.
38 (pa_output_function_prologue): Don't output profile label here.
39 (hppa_profile_hook): Use label_no param rather than
40 current_function_number.
41 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
42 * config/pa/pa.h: .. here.
43 (FUNCTION_PROFILER): Output profile label here.
45 2002-04-22 Eric Christopher <echristo@redhat.com>
47 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
48 patch of 2002-04-09 due to binutils issues.
49 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
51 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
53 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
54 constraint to 'o' for m=r and r=m alternatives.
55 ("*movv8hi_internal1"): Same.
56 ("*movv16qi_internal1"): Same.
57 ("*movv4sf_internal1"): Same.
59 2002-04-22 Janis Johnson <janis187@us.ibm.com>
61 * rtl.h (RTX_FLAG): New macro.
62 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
63 * final.c (alter_subreg): Use macro to access rtx flag.
64 * integrate.c (copy_rtx_and_substitute): Use new access macro.
65 * print-rtl.c (print_rtx): Use new access macro.
67 * cse.c (insert): Check rtx code before accessing flag.
69 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
70 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
71 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
72 convert_const_symbol_ref, make_canonical, make_alternative_compare,
73 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
74 simplify_test_exp, optimize_attrs, simplify_by_exploding,
75 find_and_mark_used_attributes, unmark_used_attributes,
76 add_values_to_cover, simplify_with_current_value,
77 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
78 copy_rtx_unchanging, main): Use new access macros.
80 2002-04-22 Tom Rix <trix@redhat.com>
82 * expmed.c (init_expmed): Generate shifted constant once.
84 2002-04-22 Zack Weinberg <zack@codesourcery.com>
86 * c-lex.c (lex_charconst): Call convert to get constant in
87 proper type; don't just smash the type field.
90 * config.gcc: Add list of obsolete configurations. Disallow
91 building these without --enable-obsolete.
92 * doc/install.texi: Document --enable-obsolete and obsoletion
93 policy. Mention obsoletion of individual targets in
96 2002-04-22 Richard Henderson <rth@redhat.com>
98 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
100 2002-04-22 Mark Mitchell <mark@codesourcery.com>
103 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
104 (walk_fixup_memory_subreg): Likewise.
105 (fixup_var_refs_insn): Adjust accordingly.
106 (fixup_var_refs_1): Likewise.
108 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
110 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
111 LIBPATH_ARCH64_SPEC): Define.
112 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
113 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
114 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
115 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
117 2002-04-22 Joel Sherrill <joel@OARcorp.com>
119 * gthr-rtems.h: Correct prototypes to remove warnings.
121 2002-04-22 Richard Henderson <rth@redhat.com>
124 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
126 * gcse.c (free_insn_expr_list_list): New.
127 (clear_modify_mem_tables): Use it. Fix bit set usage.
128 (canon_list_insert): Use EXPR_LISTs for expressions.
129 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
131 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
133 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
134 file change and include code to _cpp_pop_buffer.
135 * cpphash.h (struct pending_option): Predeclare.
136 (struct cpp_reader): New member next_include_file.
137 (_cpp_pop_file_buffer): Update.
138 (_cpp_push_next_buffer): Update, rename.
139 * cppinit.c (cpp_destroy): Free include chain and pending here.
140 (cpp_finish_options): Simplify.
141 (_cpp_push_next_buffer): Rename and clean up.
142 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
144 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
146 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
148 * config/rs6000/altivec.h (vec_xor): Add variant for both args
149 being vector signed int.
151 (vec_xor): Add variant for both args being vector signed char.
152 Remove redundant variant.
155 2002-04-21 David S. Miller <davem@redhat.com>
157 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
158 compare mode in output RTL.
160 2002-04-22 David Edelsohn <edelsohn@gnu.org>
162 * config/rs6000/rs6000.c (rs6000_override_options): Correct
163 style and formatting of previous patch.
165 2002-04-22 Alan Modra <amodra@bigpond.net.au>
167 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
168 flag_pic for ABI_AIX.
170 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
172 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
173 * cppfiles.c (read_include_file): Similarly.
174 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
175 uxstrdup ustrchr, ufputs): Similarly.
176 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
177 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
178 cpp_ideq, parse_identifier, parse_number): Similarly.
179 * cpplib.c (struct directive, dequote_string, D, run_directive,
180 cpp_push_buffer): Similarly.
181 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
182 _cpp_create_definition, check_trad_stringification,
183 cpp_macro_definition): Similarly.
185 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
187 * cppmacro.c (funlike_invocation_p): Don't step back
190 2002-04-21 David Edelsohn <edelsohn@gnu.org>
192 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
195 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
197 * doc/invoke.texi: Remove Chill references.
198 * doc/gcc.texi: Update last modified date.
200 2002-04-20 Kazu Hirata <kazu@hxi.com>
202 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
203 push and pop. Replace add.l with add.w.
205 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
207 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
208 multiply instructions for H8/300H case.
210 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
212 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
213 Bum three instructions from each routine.
215 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
217 * Makefile.in: Update.
218 * decl.c (push_c_function_context, pop_c_function_context,
219 mark_c_function_context): Rename for consistency.
220 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
221 * c-tree.h (push_c_function_context, pop_c_function_context,
222 mark_c_function_context): Rename for consistency.
223 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
224 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
225 * function.c (init_lang_status, save_lang_status,
226 restore_lang_status, mark_lang_status, free_lang_status):
228 (push_function_context_to, pop_function_context_from,
229 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
231 * function.h (init_lang_status, save_lang_status,
232 restore_lang_status, mark_lang_status, free_lang_status):
234 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
235 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
236 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
237 LANG_HOOKS_FUNCTION_INITIALIZER): New.
238 (LANG_HOOKS_INITIALIZER): Update.
239 (lhd_do_nothing_f): New.
240 * langhooks.h (struct lang_hooks_for_functions): New.
241 (struct lang_hooks): New hooks.
242 * langhooks.c (lhd_do_nothing_f): New.
244 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
245 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
247 2002-04-19 David S. Miller <davem@redhat.com>
249 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
250 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
252 2002-04-19 Jakub Jelinek <jakub@redhat.com>
255 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
256 x = ((int) y < 0) ? cst1 : cst2.
258 2002-04-19 Jakub Jelinek <jakub@redhat.com>
261 * function.c: Reapply patch for c/6358.
262 (expand_function_end): Copy decl_rtl's mode, not
263 current_function_return_rtx mode.
265 2002-04-19 Joel Sherrill <joel@OARcorp.com>
267 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
270 2002-04-19 Tom Tromey <tromey@redhat.com>
272 * doc/install.texi (Specific): Update status of Solaris 2.8.
275 2002-04-19 Andreas Schwab <schwab@suse.de>
277 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
278 (PUT_REAL): Restore old definition.
280 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
281 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
283 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
284 binutils 2.11.2 and higher generate smaller binaries than Sun's
287 2002-04-19 Mark Mitchell <mark@codesourcery.com>
290 * toplev.c (rest_of_compilation): Do not defer functions for which
291 TREE_SYMBOL_REFERENCED has already been set.
293 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
295 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
298 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
300 * builtins.c: Include langhooks.h.
301 (lang_type_promotes_to): Remove.
302 (expand_builtin_va_arg): Use new hook.
303 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
304 (simple_type_promotes_to): Move to c-typeck.c.
305 * c-common.h (simple_type_promotes_to): Remove.
306 * c-decl.c (duplicate_decls, grokdeclarator): Update.
307 * c-format.c: Include langhooks.h.
308 (check_format_types): Update.
309 * c-tree.h (c_type_promotes_to): New.
310 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
311 (type_lists_compatible_p): Update.
312 * langhooks-def.h (lhd_type_promotes_to): New.
313 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
314 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
315 * langhooks.c (lhd_type_promotes_to): New.
316 * langhooks.h (struct lang_hooks_for_types): New hook.
317 * tree.h (lang_type_promotes_to): Remove.
319 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
321 2002-04-18 Richard Henderson <rth@redhat.com>
323 * function.c: Revert patch for c/6358.
325 2002-04-18 Richard Henderson <rth@redhat.com>
327 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
328 blocks. Handle multiple references to the TRAP block. Handle
329 non-adjacent THEN and OTHER blocks.
331 2002-04-18 Richard Henderson <rth@redhat.com>
333 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
334 crash with no type for by-mode libcalls.
336 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
338 2002-04-18 Bob Wilson <bob.wilson@acm.org>
340 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
341 __xtensa_nonlocal_goto): Use a syscall instructions to flush
342 the register windows.
344 2002-04-18 Zack Weinberg <zack@codesourcery.com>
346 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
347 appropriate. Document need for extended precision even when
348 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
349 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
350 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
351 instead of relying on later syntax error when REAL_WIDTH > 5.
352 * real.c: Define NE based only on whether or not we have a
353 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
354 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
355 define GET_REAL and PUT_REAL as simple memcpy operations; no
356 need to byteswap or round.
357 Use #error instead of #ifdef-ing out the entire file, for
358 prompt error detection.
360 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
362 2002-04-18 David S. Miller <davem@redhat.com>
364 * config/sparc/sparc.h (BRANCH_COST): Define.
366 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
369 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
371 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
372 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
373 propagate_block calls after relaxation loop using new variable
374 stabilized_prop_flags.
376 2002-04-18 Richard Henderson <rth@redhat.com>
378 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
379 (ia64_va_arg): Expect variable sized types by reference.
380 * config/ia64/ia64-protos.h: Update.
381 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
382 ia64_function_arg_pass_by_reference.
384 2002-04-18 Richard Henderson <rth@redhat.com>
386 * ifcvt.c: Include except.h.
387 (block_has_only_trap): Break out from find_cond_trap.
388 (find_cond_trap): Use it. Always delete the trap block.
389 (merge_if_block): Allow then block null. Be less simplistic about
390 what insns can end a block.
391 * Makefile.in (ifcvt.o): Depend on except.h.
393 * config/ia64/ia64.md (trap, conditional_trap): New.
395 2002-04-18 Jakub Jelinek <jakub@redhat.com>
398 * function.c (assign_parms): Assign hard current_function_return_rtx
400 (expand_function_end): ...not here.
402 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
404 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
405 * c-tree.h (c_incomplete_type_error): New.
406 * c-typeck.c (require_complete_type, build_component_ref): Update.
407 (incomplete_type_error): Rename.
408 * langhooks-def.h (lhd_incomplete_type_error): New.
409 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
410 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
411 * langhooks.c (lhd_incomplete_type_error): New.
412 * langhooks.h (struct lang_hooks_for_types): New hook.
413 * tree.c (size_in_bytes): Use new hook.
414 * tree.h (incomplete_type_error): Remove.
416 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
418 2002-04-18 Zack Weinberg <zack@codesourcery.com>
420 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
421 TARGET_FLOAT_FORMAT blocks.
423 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
425 * doc/install.texi (Downloading the source): Do not mention Chill
426 any longer, but mention Ada.
427 (Configuration): Do not mention Chill any longer.
429 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
431 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
433 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
435 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
438 2002-04-18 Jakub Jelinek <jakub@redhat.com>
440 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
441 instead of unsigned_type.
443 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
445 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
446 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
449 2002-04-18 Bernd Schmidt <bernds@redhat.com>
451 * attribs.c (vector_type_node_list): New static variable.
452 (handle_vector_size_attribute): Use it to avoid generating a
453 new type node each time we are called.
455 * combine.c (subst): Avoid trying to make a vector mode subreg of
457 (gen_lowpart_for_combine): Likewise.
459 2002-04-18 Roger Sayle <roger@eyesopen.com>
460 Jakub Jelinek <jakub@redhat.com>
462 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
463 for integer constant c (if x has unsigned type or sign bit is not
464 set in c). This folds the zero/sign extension into the bit-wise and
467 2002-04-18 Jakub Jelinek <jakub@redhat.com>
470 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
473 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
475 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
477 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
479 * gcc.c (read_specs): Detect and fail if an attempt is made to
480 rename a spec string to an already existing string.
482 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
484 * config/s390/s390.c (legitimize_pic_address): Do not generate
485 illegal address constant without CONST.
487 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
489 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
490 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
492 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
495 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
496 to make sure previous reloads are taken into account. Generate
497 better code if one operand is an in-range immediate constant.
499 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
501 * doc/install.texi (Building): libgcj requires GNU make.
503 2002-04-17 Jakub Jelinek <jakub@redhat.com>
506 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
507 even if hard quad and register is not floating.
508 (movtf reg<-mem split): Disallow splitting if hard quad and
509 register is floating.
510 (movtf mem<-reg split): Likewise.
511 * config/sparc/sparc.c (fp_register_operand): New predicate.
512 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
514 2002-04-17 Zack Weinberg <zack@codesourcery.com>
516 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
517 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
518 (unprotoize.o): Ditto. Build from protoize.c. Define
519 UNPROTOIZE on command line.
520 * protoize.c: Include cppdefault.h. Delete include_defaults.
521 (in_system_include_dir): Use cpp_include_defaults (defined in
523 * unprotoize.c: Delete file.
525 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
527 * config/rs6000/altivec.h (vec_ld): Add array variants.
531 2002-04-17 Alan Matsuoka <alanm@redhat.com>
532 Aldy Hernandez <aldyh@redhat.com>
534 * config/rs6000/altivec.h: Define __ALTIVEC__.
541 Add parentheses to all macro arguments.
543 2002-04-16 Richard Henderson <rth@redhat.com>
546 * except.c (remove_eh_handler): Insert inner regions at beginning
547 of sibling chain. Refactor expressions.
549 2002-04-16 Richard Henderson <rth@redhat.com>
551 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
552 * config/sparc/sol2-gas-bi.h: New file.
553 * config.gcc (sparc*-solaris): Add it as needed.
554 * configure.in (AS_SPARC64_FLAG): Remove check.
555 * config.in, configure: Regenerate.
557 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
559 2002-04-16 Richard Henderson <rth@redhat.com>
561 * config/mips/mips.c (override_options): Don't override N32 for
565 * config/mips/mips.md (can_delay): Split out of existing define_delays.
566 (HILO_delay): Set can_delay false.
568 2002-04-16 Dale Johannesen <dalej@apple.com>
570 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
571 instruction addresses.
572 (rs6000_output_function_epilogue): Likewise.
574 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
576 * c-parse.in (poplevel, compstmt_start,
577 compstmt_primary_start): Add ending ';', in accordance
580 2002-04-16 Richard Henderson <rth@redhat.com>
582 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
583 Adjust tm_file order to get TARGET_DEFAULT set properly.
584 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
585 * doc/install.texi (sparc-solaris): Update.
587 2002-04-16 Dale Johannesen <dalej@apple.com>
589 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
590 comparison operands do not match each other or if modes of
591 conditions do not match result.
593 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
596 * config/s390/s390.md (mulsidi3): Set both subregs of the
599 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
601 * config/rs6000/altivec.h (vec_addc): Type check.
603 2002-04-16 Jakub Jelinek <jakub@redhat.com>
606 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
608 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
610 2002-04-15 Richard Henderson <rth@redhat.com>
612 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
613 call_really_used_regs too.
615 2002-04-15 Richard Henderson <rth@redhat.com>
617 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
619 2002-04-15 David S. Miller <davem@redhat.com>
621 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
624 2002-04-16 Jakub Jelinek <jakub@redhat.com>
627 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
628 CONST_VECTOR is { 0, ... 0 }.
630 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
632 * doc/install.texi (Installing GCC: Configuration): Clarify
633 the only supported ways to configure gcc.
635 2002-04-15 Roland McGrath <roland@frob.com>
637 * config.gcc (alpha*-*-gnu*): New target configuration.
638 * config/alpha/gnu.h: New file for it.
639 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
641 2002-04-16 Mark Mitchell <mark@codesourcery.com>
643 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
644 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
645 * tree.h (expand_start_stmt_expr): Update prototype.
646 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
647 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
648 on the STMT_EXPR created for the inline function.
650 2002-04-15 Richard Henderson <rth@redhat.com>
652 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
653 config/i386/linux-aout.h, config/i386/linux-oldld.h,
654 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
655 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
656 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
657 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
658 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
659 Define __gnu_linux__, not gnu_linux.
660 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
662 2002-04-15 Mark Mitchell <mark@codesourcery.com>
664 Remove Chill front end.
665 * gcc.c (default_compilers): Remove Chill entries.
666 * ch: Remove directory.
667 * doc/frontends.texi: Remove information about Chill.
668 * doc/sourcebuild.texi: Likewise.
669 * doc/standards.texi: Likewise.
671 2002-04-15 Douglas B Rupp <rupp@gnat.com>
673 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
674 (LONGLONG_STANDALONE): Define.
676 2002-04-15 David S. Miller <davem@redhat.com>
678 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
679 Call emit_library_call with LCT_NORMAL.
680 (sparc_initialize_trampoline): Use LCT_foo instead of
681 magic constant in emit_library_call invocations.
682 (sparc64_initialize_trampoline): Likewise.
683 (sparc_profile_hook): Likewise.
684 * config/sparc/sparc.md: Likewise.
686 * config/sparc/sparc.c (sparc_extra_constraint_check):
687 Fix type of argument 'c'.
688 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
691 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
693 * diagnostic.h (output_buffer_state): Redefine.
694 (output_format_decoder): New macro.
695 (output_prefixing_rule): Likewise.
696 (output_line_cutoff): Likewise.
697 (diagnostic_format_decoder): Adjust.
698 (diagnostic_prefixing_rule): Likewise.
699 (diagnostic_line_cutoff): Likewise.
700 (diagnostic_state): Likewise.
701 (diagnostic_kind_count): Likewise.
702 (diagnostic_buffer): Now a macro.
704 * diagnostic.c (diagnostic_buffer): Remove definition.
705 (output_is_line_wrapping): Adjust.
706 (set_real_maximum_length): Likewise.
707 (output_set_maximum_length): Likewise.
708 (init_output_buffer): Likewise.
709 (lhd_print_error_function): Likewise.
710 (output_do_verbatim): Likewise.
712 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
714 * cpperror.c (print_location): Don't print include chain
716 (cpp_begin_message): Update to use DL_ macros.
717 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
718 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
719 cpp_notice, cpp_notice_from_errno): Remove.
720 (cpp_error, cpp_error_with_line): Update to take a diagnostic
723 * cppexp.c (CPP_ICE): Remove.
724 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
725 lex, integer_overflow, _cpp_parse_expr): Update.
726 * cppfiles.c (read_include_file, find_include_file,
727 handle_missing_header, _cpp_read_file, remap_filename): Update.
728 * cpphash.h (enum error_type): Remove.
729 (_cpp_begin_message): Update.
730 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
731 cpp_handle_option, cpp_post_options): Update.
732 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
733 skip_whitespace, parse_identifier, parse_slow, parse_string,
734 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
735 cpp_interpret_charconst): Update.
736 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
737 lex_macro_node, do_undef, glue_header_name, parse_include,
738 do_include_common, read_flag, do_line, do_linemarker, do_ident,
739 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
740 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
741 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
742 _cpp_pop_buffer, do_diagnostic): Update.
743 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
744 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
745 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
746 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
747 cpp_notice, cpp_notice_from_errno): Remove.
748 (cpp_error, cpp_error_with_line): Update to take a diagnostic
751 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
752 collect_args, enter_macro_context, save_parameter, parse_params,
753 _cpp_create_definition, check_trad_stringification,
754 cpp_macro_definition): Update.
755 * cppmain.c (cpp_preprocess_file): Update.
756 * fix-header.c (read_scan_file): Update.
758 2002-04-14 Andreas Schwab <schwab@suse.de>
760 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
762 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
764 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
766 2002-04-13 Mark Mitchell <mark@codesourcery.com>
768 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
771 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
773 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
775 2002-04-13 Joel Sherrill <joel@OARcorp.com>
777 * config/sparc/t-elf: Enable v8 multilibs. Impacts
778 sparc-elf and sparc-rtems targets.
780 2002-04-13 Mark Mitchell <mark@codesourcery.com>
782 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
783 defined, and __gnu_hurd__ wherever __GNU__ is defined.
784 * arm/linux-elf.h: Likewise.
785 * cris/aout.h: Likewise.
786 * cris/linux.h: Likewise.
787 * i370/linux.h: Likewise.
788 * i386/gnu.h: Likewise.
789 * i386/linux-aout.h: Likewise.
790 * i386/linux-oldld.h: Likewise.
791 * i386/linux.h: Likewise.
792 * i386/linux64.h: Likewise.
793 * ia64/linux.h: Likewise.
794 * m68k/linux-aout.h: Likewise.
795 * m68k/linux.h: Likewise.
796 * mips/linux.h: Likewise.
797 * pa/pa-linux.h: Likewise.
798 * pj/linux.h: Likewise.
799 * rs6000/sysv4.h: Likewise.
800 * s390/linux.h: Likewise.
801 * sh/linux.h: Likewise.
802 * sparc/linux-aout.h: Likewise.
803 * sparc/linux.h: Likewise.
804 * sparc/linux64.h: Likewise.
805 * xtensa/linux.h: Likewise.
807 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
809 * stmt.c (check_unique_operand_names): Expect operand names to
810 be strings rather than identifiers. Use simple_cst_equal to
812 (resolve_operand_name_1): Make same identifier to string change here.
813 * c-parse.in (asm_operand): Convert a named operand into a string.
814 * cp/parse.y (asm_operand): Likewise.
816 2002-04-13 Andreas Schwab <schwab@suse.de>
818 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
820 2002-04-12 Mark Mitchell <mark@codesourcery.com>
822 Revert these changes:
824 2002-04-06 Mark Mitchell <mark@codesourcery.com>
827 * stor-layout.c (layout_decl): Reset the RTL for the decl.
829 2002-04-12 Richard Henderson <rth@redhat.com>
831 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
832 (sparc*-*-solaris): Clean up header files.
833 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
834 and plan on generating 64-bit code.
835 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
836 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
837 * config/sparc/sol2-sld-64.h: Rename ...
838 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
839 for AS_SPARC64_FLAG not defined.
840 * config/sparc/sol2-gld-bi.h: New.
841 * config/sparc/sol2-sld.h: Remove.
842 * config/sparc/sol26-sld.h: New.
843 * config/sparc/sol2.h: Tidy comments.
844 * doc/install.texi: Document sparc-solaris configury changes.
846 2002-04-12 Richard Henderson <rth@redhat.com>
848 * recog.c (offsettable_address_p): Match the logic in adjust_address.
850 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
851 in 64-bit mode only. Use only for 32-bit or MEDLOW.
853 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
855 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
857 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
859 * pa.c (pa_can_combine_p): Call extract_insn before calling
862 2002-04-12 Douglas B Rupp <rupp@gnat.com>
864 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
865 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
866 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
867 (CPP_PREDEFINES): Handle __declspec.
868 * config/i386/t-interix (USER_H): Remove.
870 2002-04-12 DJ Delorie <dj@redhat.com>
872 * integrate.c (compare_blocks): Make comparisons safe for when
873 sizeof(int) < sizeof(char *).
874 (find_block): Likewise.
876 2002-04-12 Jan Hubicka <jh@suse.cz>
877 David Edelsohn <edelsohn@gnu.org>
879 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
881 (symbol_ref_operand): New.
882 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
883 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
885 2002-04-12 Andreas Schwab <schwab@suse.de>
887 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
888 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
889 overrides the definition in config/svr4.h.
891 2002-04-12 Eric Norum <eric.norum@usask.ca>
893 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
894 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
895 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
896 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
897 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
898 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
899 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
900 definitions to config/rtems.h and make the targets more similar.
902 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
904 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
905 POINTERS_EXTEND_UNSIGNED.
906 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
907 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
909 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
912 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
914 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
915 depends on TARGET_SHMEDIA, not TARGET_SH5.
917 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
919 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
920 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
922 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
924 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
927 2002-04-12 Andreas Schwab <schwab@suse.de>
929 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
931 2002-04-12 Richard Henderson <rth@redhat.com>
934 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
936 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
937 modes spanning multiple hard regs.
939 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
941 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
943 * pa.c (pa_output_function_prologue): Don't accumulate the total
944 number of code bytes when using TARGET_64BIT, or gas, SOM and not
945 the portable runtime.
946 (output_deferred_plabels): Handle 64bit plabels.
947 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
948 generating pic code using the GAS assembler for object formats that
949 are not SOM (ie., ELF32 and ELF64).
950 (output_millicode_call): Check attribute type if attribute length is 28.
951 Likewise use $PIC_pcrel$0. Only call get_attr_length and
952 dbr_sequence_length once.
953 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
954 dbr_sequence_length once.
955 * pa.h (TARGET_SOM): Define if not defined.
956 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
957 with GAS and not SOM.
958 (jump, call_internal_reg, call_value_internal_reg): Likewise.
959 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
961 2002-04-11 David O'Brien <obrien@FreeBSD.org>
963 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
964 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
965 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
966 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
967 elfos.h and dbxelf.h values are fine now.
968 * config/i386/freebsd.h, config/alpha/freebsd.h
969 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
971 2002-04-11 David O'Brien <obrien@FreeBSD.org>
973 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
974 or set Acpu or Amachine. Reformat.
975 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
977 (LINK_SPEC): Do not need to undef.
978 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
979 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
980 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
982 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
983 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
984 (LINK_SPEC): Do not need to undef.
985 (DONT_USE_BUILTIN_SETJMP): Do not define.
986 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
987 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
988 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
989 Remove trailing spaces.
990 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
991 __ELF__, or set Acpu or Amachine. Reformat.
992 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
995 2002-04-11 David O'Brien <obrien@FreeBSD.org>
997 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
998 all other *-*-freebsd* targets.
1000 2002-04-11 Richard Henderson <rth@redhat.com>
1002 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
1004 2002-04-11 David O'Brien <obrien@FreeBSD.org>
1006 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
1007 Include {cpu}/{cpu}.h thru tm_file.
1008 (alpha*-*-linux*ecoff): Remove target.
1009 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
1010 (LINK_SPEC): Remove, is not OS independent.
1011 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
1012 (LINK_SPEC): Do not need to #undef any longer.
1013 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
1015 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
1017 (LINK_SPEC): Moved here from alpha/elf.h.
1018 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
1020 * config/alpha/linux-ecoff.h: Remove.
1021 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
1022 (CPP_SPEC): Define _POSIX_SOURCE as needed.
1023 (CPP_SUBTARGET_SPEC): Do not define.
1024 (LINK_SPEC): Do not need to #undef any longer.
1025 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
1026 * config/alpha/vms.h: Likewise.
1028 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
1030 * doc/extend.texi: Remove old claim that typedefs cannot have
1031 an alignment attribute.
1033 2002-04-11 Jakub Jelinek <jakub@redhat.com>
1035 PR optimization/6177
1036 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
1037 bitpos is 0 and bitsize CONCAT size.
1039 2002-04-11 Jakub Jelinek <jakub@redhat.com>
1042 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
1044 2002-04-10 David O'Brien <obrien@FreeBSD.org>
1046 * config/alpha/freebsd.h: Minor reformatting.
1047 (CPP_SPEC): Define ELF and add cpp_subtarget.
1048 (ASM_SPEC): No longer needed.
1050 2002-04-11 Richard Henderson <rth@redhat.com>
1052 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
1053 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
1054 (dimode mem/zero splitter): New.
1056 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
1058 * config/cris/cris.c (cris_override_options): Tweak error message
1059 for PIC not implemented.
1061 * config/cris/cris.h: Tweak comments related to parameter-passing.
1063 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
1065 2002-04-10 Richard Henderson <rth@redhat.com>
1067 * except.c (add_ehl_entry): Allow duplicates after landing pad
1070 2002-04-10 David Edelsohn <edelsohn@gnu.org>
1072 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
1074 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
1076 * c-decl.c (c_init_decl_processing): Move generation of
1077 decls for g77_integer_type_node and friends from here ...
1078 * c-common.c (c_common_nodes_and_builtins): ... to here.
1080 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
1082 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
1083 is only used as frame pointer when frame_pointer_needed is true.
1085 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
1088 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
1089 for the fact that the pool entry uses two words.
1090 (movdf_hard_insn): Similarly. Also, ADR instruction can span
1092 (movdf_soft_insn): Similarly.
1093 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
1094 for the fact that the pool entry uses three words.
1096 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
1098 * config/mips/mips.c (mips_va_arg): When using the struct version
1099 of the EABI va_list, allow arguments in the register save area to
1100 take up less room than a stack argument.
1102 2002-04-10 Richard Henderson <rth@redhat.com>
1104 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
1105 if EXPAND_INITIALIZER.
1107 2002-04-09 Richard Henderson <rth@redhat.com>
1109 * config/alpha/alpha.md (movdi_er_maybe_g): New.
1110 * config/alpha/alpha.c (alpha_expand_mov): Use it.
1112 2002-04-10 Alan Modra <amodra@bigpond.net.au>
1114 PR optimization/6233
1115 * rtlanal.c (pure_call_p): New function.
1116 * rtl.h (pure_call_p): Declare.
1117 * loop.c (prescan_loop): Use it to set has_nonconst_call.
1118 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
1120 2002-04-09 Eric Christopher <echristo@redhat.com>
1122 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
1123 information to .comm directive.
1125 2002-04-09 Richard Henderson <rth@redhat.com>
1128 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
1130 2002-04-09 Richard Henderson <rth@redhat.com>
1132 * basic-block.h (flow_delete_block_noexpunge): Declare.
1133 (expunge_block_nocompact): Declare.
1134 * cfg.c (expunge_block_nocompact): Split out from ...
1135 (expunge_block): ... here.
1136 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
1137 (flow_delete_block_noexpunge): Split out from ...
1138 (flow_delete_block): ... here.
1139 * cfgcleanup.c (delete_unreachable_blocks): Compact while
1140 removing dead blocks.
1141 * except.c (exception_handler_labels): Remove.
1142 (exception_handler_label_map): New.
1143 (struct eh_region): Add aka member.
1144 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
1145 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
1146 (for_each_eh_label, for_each_eh_label_1): New.
1147 (init_eh): Register exception_handler_label_map.
1148 (free_eh_status): Use free_region.
1149 (find_exception_handler_labels): Use the map, not the list.
1150 (remove_exception_handler_label): Likewise.
1151 (maybe_remove_eh_handler): Likewise.
1152 (remove_eh_handler): Use the region aka bitmap.
1153 * except.h (exception_handler_labels): Remove.
1154 (for_each_eh_label): Declare.
1155 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
1156 * loop.c (invalidate_loops_containing_label): New.
1157 (find_and_verify_loops): Use it. Use for_each_eh_label.
1158 * sched-rgn.c (is_cfg_nonregular): Use
1159 current_function_has_exception_handlers.
1161 2002-04-09 Richard Henderson <rth@redhat.com>
1163 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
1164 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
1165 Do not return changed status.
1166 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
1167 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
1168 New functions that do return changed status.
1169 * sbitmap.h: Update decls.
1170 * gcse.c, lcm.c: Use _cg functions as needed.
1172 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
1174 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
1175 (sh64-*-elf*, sh-*-rtemself*): Likewise.
1176 * config/sh/embed_bb.c: New file.
1177 * config/sh/embed-elf.h: New file.
1178 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
1179 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
1180 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
1182 (SUBTARGET_CPP_PTR_SPEC): Don't define.
1183 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
1184 Add subtarget_asm_endian_spec.
1185 (ASM_SPEC): Use subtarget_asm_endian_spec.
1186 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
1187 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
1188 (WCHAR_UNSIGNED): Define.
1189 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
1190 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
1191 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
1193 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
1194 (sh_adjust_cost): Likewise.
1195 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
1197 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
1198 (WCHAR_TYPE_SIZE): Likewise.
1199 (ASM_SPEC): Use subtarget_asm_endian_spec.
1200 (SH_ELF_WCHAR_TYPE): #undef/ #define.
1201 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
1202 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
1203 (MAX_WCHAR_TYPE_SIZE): Don't #define .
1204 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
1205 (USER_LABEL_PREFIX): Don't #undef /#define .
1206 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
1207 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
1208 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
1209 (ASM_SPEC): Likewise.
1210 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
1211 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
1212 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
1213 (LIB2FUNCS_EXTRA): Define.
1214 * t-sh64 (LIB2FUNCS_EXTRA): Define.
1215 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
1216 (LIB1ASMFUNCS_CACHE): Define.
1217 (LIB2FUNCS_EXTRA): Redefine empty.
1219 2002-04-08 Richard Henderson <rth@redhat.com>
1221 * reorg.c (get_branch_condition): Use reversed_comparison_code.
1223 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1225 * config/m68hc11/larith.asm (__map_data_section): Fix condition
1226 and optimize for size.
1227 (__do_global_ctors): Fix pointer comparison.
1228 (__do_global_dtors): Likewise.
1230 2002-04-09 David S. Miller <davem@redhat.com>
1232 * config/sparc/sparc.c (sparc_extra_constraint_check): New
1233 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
1234 allow reloading pseudos.
1235 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
1236 * config/sparc/sparc-protos.h: Declare it.
1238 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
1239 unsigned comparison warning.
1240 (output_restore_regs): Mark leaf_function as unused.
1242 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1244 * expr.c (is_aligning_offset): New function.
1245 (expand_expr, case COMPONENT_EXPR): Call it.
1247 2002-04-08 David S. Miller <davem@redhat.com>
1250 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
1252 Make init_priority work on Sparc when using GNU ld.
1253 * config/sparc/linux.h, config/sparc/linux64.h,
1254 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
1255 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
1256 * config/sparc/sol2-gld.h: New file to do the same.
1257 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
1258 sparc/sol2-gld.h to tm_file.
1260 PR optimization/4328
1261 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
1262 * doc/md.texi: Document it.
1263 * config/sparc/sparc.md (movdi_insn_sp64_novis,
1264 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
1265 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
1266 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
1267 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
1269 2002-04-08 Andreas Jaeger <aj@suse.de>
1271 * stmt.c (expand_asm_operands): Revert last patch from Richard
1274 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1276 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
1277 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
1279 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1281 * doc/contrib.texi (Contributors): Add David O'Brien.
1283 2002-04-08 Alan Modra <amodra@bigpond.net.au>
1285 * configure.in (auto-build.h): Use target_alias and build_alias
1286 when running configure.
1287 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
1288 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
1289 * configure: Regenerate.
1291 2002-04-07 David S. Miller <davem@redhat.com>
1293 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
1295 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
1298 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
1299 generating 32-bit pic code.
1301 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
1303 * cppinit.c (cpp_create_reader): Initialize
1304 discard_comments_in_macro_exp.
1305 (COMMAND_LINE_OPTIONS): Add "-CC" option.
1306 (cpp_handle_option): Handle "-CC" option.
1307 * cpplex.c (save_comment): If saving a C++ comment in
1308 a directive, convert it to a C comment.
1309 (_cpp_lex_direct): Pass second comment start character to
1310 save_comment to indicate comment type.
1311 * cpplib.c (_cpp_handle_directive): If processing
1312 a "#define" directive and discard_comments_in_macro_exp
1313 is false, re-enable saving of comments.
1314 (lex_macro_node): If discard_comments_in_macro_exp is false,
1315 discard any comments before the macro identifier.
1316 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
1318 * cppmacro.c (cpp_get_token): If expanding a macro while
1319 processing a directive, discard any comments we might encounter.
1320 (parse_params): If discard_comments_in_macro_exp is false,
1321 ignore comments in the macro parameter list.
1322 * gcc.c (cpp_unique_options): Add "-CC" option.
1323 (option_map): Map "--comments-in-macros" to "-CC".
1324 * doc/cppopts.texi: Document "-CC" option.
1325 * f/lang-specs.h: Add "-CC" option.
1326 * testsuite/gcc.dg/cpp/maccom1.c: New test.
1327 * testsuite/gcc.dg/cpp/maccom2.c: New test.
1328 * testsuite/gcc.dg/cpp/maccom3.c: New test.
1329 * testsuite/gcc.dg/cpp/maccom4.c: New test.
1330 * testsuite/gcc.dg/cpp/maccom5.c: New test.
1331 * testsuite/gcc.dg/cpp/maccom6.c: New test.
1333 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
1336 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
1338 2002-04-06 Mark Mitchell <mark@codesourcery.com>
1341 * stor-layout.c (layout_decl): Reset the RTL for the decl.
1344 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
1345 RTX_UNCHANGING_P for the functions arguments when a tail call
1348 2002-04-06 Jason Merrill <jason@redhat.com>
1350 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
1351 (parse_options_and_default_flags): Set them appropriately.
1352 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
1354 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
1356 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
1359 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
1362 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
1363 types come in by-reference. Fix typo in comment.
1365 2002-04-05 David S. Miller <davem@redhat.com>
1367 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
1368 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
1369 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
1370 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
1372 2002-04-05 David S. Miller <davem@redhat.com>
1374 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
1375 are not going to emit return instructions, emit at least a nop
1376 for the sake of sane backtraces.
1378 2002-04-05 Richard Henderson <rth@redhat.com>
1380 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
1382 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
1384 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
1386 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
1388 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
1389 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
1390 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
1392 2002-04-05 Andreas Schwab <schwab@suse.de>
1394 * c-convert.c: Include c-common.h.
1395 * Makefile.in (c-convert.o): Updated.
1397 2002-04-05 Jakub Jelinek <jakub@redhat.com>
1399 * mklibgcc.in: Use separate libgcc.map for each multilib.
1400 * Makefile.in (distclean): Don't remove libgcc.map here.
1402 2002-04-05 Jakub Jelinek <jakub@redhat.com>
1404 * Makefile.in (s-mlib): Handle --disable-multilib by separate
1405 genmultilib invocation.
1407 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
1409 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
1410 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
1411 to num_gprs for symmetry.
1412 * config/mips/mips.c: Adjust accordingly.
1414 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
1416 * c-common.c (truthvalue_conversion): Rename, update.
1417 * c-common.h (c_common_truthvalue_conversion): New.
1418 * c-convert.c (convert): Update.
1419 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
1420 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
1421 * c-typeck.c (build_binary_op, build_unary_op,
1422 build_conditional_expr): Update.
1423 * fold-const.c (constant_boolean_node, fold): Use langhook.
1424 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
1425 * langhooks.h (struct lang_hooks): New hook.
1426 * stmt.c (expand_decl_cleanup): Use langhook.
1427 * tree.h (truthvalue_conversion): Remove.
1429 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
1431 2002-04-05 Alan Modra <amodra@bigpond.net.au>
1433 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
1434 Add rules to make null object file.
1436 2002-04-04 Jim Blandy <jimb@redhat.com>
1438 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
1439 macro formal parameter names.
1441 2002-04-04 David S. Miller <davem@redhat.com>
1443 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
1445 2002-04-04 Richard Henderson <rth@redhat.com>
1448 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
1449 Support copies into and out of memory. Don't accept allows_reg
1450 and allows_mem as gospel.
1452 2002-04-04 Richard Henderson <rth@redhat.com>
1455 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
1456 (write_dependence_p): Likewise.
1458 2002-04-04 Richard Henderson <rth@redhat.com>
1460 * predict.c (estimate_bb_frequencies): Do frequency calculation
1461 with a volatile temporary.
1463 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
1465 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
1467 2002-04-04 Jakub Jelinek <jakub@redhat.com>
1470 * final.c (final_start_function): Don't bump profile_label_no here...
1471 (final_end_function): ...but here.
1473 2002-04-04 Jakub Jelinek <jakub@redhat.com>
1475 * config/sparc/sparc.md (pic): New attribute.
1476 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
1478 (split after do_builtin_setjmp_setup): New.
1480 2002-04-04 Jakub Jelinek <jakub@redhat.com>
1483 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
1486 2002-04-04 Jakub Jelinek <jakub@redhat.com>
1488 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
1489 UNITS_PER_WORD for zero sized aggregates.
1491 2002-04-03 David S. Miller <davem@redhat.com>
1493 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
1494 one-character spec for this, just use %(link_gcc_c_sequence).
1496 2002-04-03 David S. Miller <davem@redhat.com>
1498 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
1501 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
1503 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
1504 (DWARF_FRAME_RETURN_COLUMN): Move.
1505 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1506 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
1507 * pa.c (except.h, predict.h): Include.
1509 (store_reg_modify, set_reg_plus_d): Revise prototypes.
1510 (output_ascii): Add cast.
1511 (store_reg_modify): Revise to add frame notes.
1512 (set_reg_plus_d): Likewise.
1513 (compute_frame_size): Include space for eh data registers in frame if
1514 the current function calls eh_return.
1515 (hppa_expand_prologue): Ensure register %r2 is saved if the current
1516 function calls eh_return. Save eh data registers if the current
1517 function calls eh_return. Fix code to add frame notes. Emit
1518 blockage to prevent insns with frame notes being scheduled in the
1519 delay slot of calls.
1520 (hppa_expand_epilogue): Restore eh data registers and do final stack
1521 adjustment if the current function calls eh_return. Don't add frame
1523 (output_call): Revise for change in length of call insn. Don't do
1524 return pointer adjustment for an unconditional jump in the delay slot
1525 of a call when using frame notes.
1526 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
1527 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
1528 (ARG_POINTER_CFA_OFFSET): Define.
1529 * pa.md (return_external_pic): New pattern.
1530 (prologue): Correct formatting. Use return_external_pic if current
1531 function calls eh_return.
1532 (call_internal_symref, call_value_internal_symref,
1533 sibcall_internal_symref, sibcall_value_internal_symref): Change default
1534 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
1536 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
1538 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
1539 list of targets to check using "nop" insn.
1540 * configure: Rebuilt.
1542 2002-04-04 Alan Modra <amodra@bigpond.net.au>
1544 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
1546 2002-04-03 David S. Miller <davem@redhat.com>
1548 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
1549 library sequence passed to the linker.
1550 (LINK_COMMAND_SPEC): Use it.
1551 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
1552 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
1553 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
1555 2002-04-03 Jason Merrill <jason@redhat.com>
1557 * except.c (struct eh_status): Remove protect_list.
1558 (begin_protect_partials, end_protect_partials): Remove.
1559 (add_partial_entry): Remove.
1560 * except.h: Remove prototypes.
1562 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
1563 expand_decl_cleanup_eh.
1566 * tree.h (CLEANUP_EH_ONLY): New macro.
1567 * stmt.c (expand_decl_cleanup_eh): New fn.
1568 (expand_cleanups): Check CLEANUP_EH_ONLY.
1569 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
1570 Use expand_decl_cleanup_eh.
1571 (expand_stmt): Adjust.
1572 * c-common.h: Adjust prototype.
1574 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
1576 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
1577 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
1578 (cris_target_asm_function_epilogue): Ditto.
1579 (cris_initial_frame_pointer_offset): Ditto.
1580 (cris_simple_epilogue): Ditto.
1581 (cris_expand_builtin_va_arg): Variable-size types come in
1584 2002-04-03 David S. Miller <davem@redhat.com>
1586 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
1588 (set_fast_math): Correct 'fsr' type.
1590 2002-04-03 Richard Henderson <rth@redhat.com>
1593 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
1594 * toplev.c (check_global_declarations): Use it.
1595 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
1596 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
1597 (LANG_HOOKS_DECLS): Add it.
1598 * langhooks.c (lhd_warn_unused_global_decl): New.
1599 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
1600 * c-objc-common.c (c_warn_unused_global_decl): New.
1601 * c-tree.h (c_warn_unused_global_decl): Declare.
1602 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
1604 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
1606 * langhooks-def.h (lhd_set_decl_assembler_name,
1607 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
1608 (LANG_HOOKS_INITIALIZER): Update.
1609 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
1610 * langhooks.h (struct lang_hooks): New hook.
1611 * tree.c (set_decl_assembler_name): Move to langhooks.c.
1612 (lang_set_decl_assembler_name): Remove.
1613 (init_obstacks): Don't set hook.
1614 (decl_assembler_name): New function.
1615 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
1616 (decl_assembler_name): New.
1617 (lang_set_decl_assembler_name): Remove.
1619 2002-04-03 Jakub Jelinek <jakub@redhat.com>
1621 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
1622 works properly with .hidden symbols.
1623 * configure: Rebuilt.
1624 * config.in: Rebuilt.
1625 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1626 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
1627 properly with .hidden symbols.
1629 2002-04-03 Jakub Jelinek <jakub@redhat.com>
1632 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
1635 2002-04-03 Richard Henderson <rth@redhat.com>
1638 * sched-rgn.c (sets_likely_spilled): New.
1639 (sets_likely_spilled_1): New.
1640 (add_branch_dependences): Use it.
1642 2002-04-02 Richard Henderson <rth@redhat.com>
1645 * loop.h (LOOP_FIRST_PASS): New.
1646 * loop.c (strength_reduce): Mind it when deciding to unroll.
1647 * toplev.c (rest_of_compilation): Set it.
1649 2002-04-02 David S. Miller <davem@redhat.com>
1651 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
1652 mems_ok_for_ldd_peep when the order of the loads being examined
1654 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
1655 existing comment to increase comprehension of this situation.
1657 2002-04-02 Zack Weinberg <zack@codesourcery.com>
1659 * config/sh/sh.md: Don't use union real_extract.
1661 2002-04-02 Richard Henderson <rth@redhat.com>
1663 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
1665 2002-04-02 David O'Brien <obrien@FreeBSD.org>
1667 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
1668 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
1669 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
1670 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
1671 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
1672 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
1673 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
1674 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
1675 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
1676 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
1677 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
1678 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
1679 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
1680 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
1681 Include as many configury headers via tm_file as possible. This
1682 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
1683 * config/openbsd-oldgas.h: New file.
1684 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
1685 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
1686 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
1687 config/i386/i386-coff.h, config/i386/i386-interix.h,
1688 config/i386/iscdbx.h, config/i386/linux-aout.h,
1689 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
1690 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
1691 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
1692 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
1693 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
1694 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
1695 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
1696 config/i386/vxi386.h: Do not directly include configury headers.
1697 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
1698 Directly include configury headers that are no longer automatically
1699 included by the above headers.
1700 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
1701 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
1702 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
1703 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
1704 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
1705 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
1706 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
1707 (TARGET_VERSION): Define.
1708 * config/i386/beos-elf.h, config/i386/freebsd.h,
1709 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
1710 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
1711 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
1712 config/i386/sco5.h, config/i386/sysv4.h
1713 (TARGET_VERSION): Do not need to protect.
1714 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
1715 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
1716 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
1717 config/i386/i386-interix.h, config/i386/linux-aout.h,
1718 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
1719 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
1720 (YES_UNDERSCORES): Do not define - not needed.
1721 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
1722 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
1723 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
1724 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
1725 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
1726 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
1727 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
1728 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
1730 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
1731 Richard Henderson <rth@redhat.com>
1734 * function.c (assign_temp): Accept either type or decl argument.
1735 Detect variables whose size is too large to fit into an integer.
1736 * stmt.c (expand_decl): Pass the decl, not the type.
1738 2002-04-02 David O'Brien <obrien@FreeBSD.org>
1740 * protoize.c: Match include directory usage with cppdefault.c.
1742 2002-04-03 Jeffrey A Law (law@redhat.com)
1743 Hans-Peter Nilsson <hp@bitrange.com>
1745 * combine.c (simplify_comparison): Avoid narrowing a comparison
1746 with a paradoxical subreg when doing so would drop signficant bits.
1748 2002-04-02 Steve Ellcey <sje@cup.hp.com>
1750 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
1751 if POINTERS_EXTEND_UNSIGNED is defined.
1753 2002-04-02 Richard Henderson <rth@redhat.com>
1756 * local-alloc.c (contains_replace_regs): LO_SUM may contain
1759 2002-04-02 Richard Henderson <rth@redhat.com>
1761 * doc/standards.texi: Document required freestanding libc entry points.
1763 2002-04-02 Alan Modra <amodra@bigpond.net.au>
1765 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
1766 associated splitter. Remove MQ constraint.
1767 (ctrdi_internal4): Correct CCmode clobber.
1769 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1771 * milli64.S ($$dyncall): New function.
1772 * t-linux (LIB1ASMFUNCS): Revise module list.
1773 (LIB1ASMSRC): Use pa/milli64.S.
1775 2002-04-02 Richard Henderson <rth@redhat.com>
1777 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
1778 rename solaris_sys_varargs_h.
1780 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1782 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
1783 the same mode as its component.
1785 2002-04-02 Richard Henderson <rth@redhat.com>
1788 * final.c (this_is_asm_operands): Export.
1789 * output.h (this_is_asm_operands): Declare.
1790 * config/i386/i386.c (print_operand): Error odd asm operands.
1792 2002-04-02 Richard Henderson <rth@redhat.com>
1795 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
1797 2002-04-01 Richard Henderson <rth@redhat.com>
1800 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
1801 * fixinc/fixincl.x: Rebuild.
1803 2002-04-01 Richard Henderson <rth@redhat.com>
1805 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
1806 (atomic_alloc, atomic_free): New.
1807 (SIZE, MASK_FOR, PTR_IN): New.
1808 (emergency_reg_state, emergency_reg_state_free): New.
1809 (emergency_labeled_state, emergency_labeled_state_free): New.
1810 (reg_state_alloced, labeled_state_alloced): New.
1811 (alloc_reg_state, free_reg_state): New.
1812 (alloc_label_state, free_label_state, free_label_states): New.
1813 (push, pop, dup_state_stack, free_state_stack): Use them.
1814 (desc_label_state): Likewise.
1815 (uw_frame_state_for): Free label states and state stack.
1816 (uw_update_reg_address): Eliminate warnings.
1818 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
1820 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
1821 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
1823 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
1825 * c-decl.c (grokdeclarator): Update.
1826 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
1827 * c-tree.h (c_mark_addressable): New.
1828 * c-typeck.c (default_function_array_conversion, build_unary_op,
1829 build_array_ref, convert_for_assignment): Update.
1830 (mark_addressable): Rename.
1831 * calls.c (try_to_integrate, expand_call): Use langhook.
1832 * expr.c (expand_expr): Use langhook.
1833 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
1834 * langhooks.h (struct lang_hooks): New hook.
1835 * stmt.c (expand_asm_operands): Use langhook.
1836 * tree.h (mark_addressable): Remove.
1838 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
1840 2002-04-01 Bob Wilson <bob.wilson@acm.org>
1842 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
1845 2002-04-01 Bob Wilson <bob.wilson@acm.org>
1847 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
1848 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
1850 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
1852 * c-common.c (unsigned_conversion_warning, convert_and_check,
1853 unsigned_type, signed_type, shorten_compare,
1854 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
1855 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
1856 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
1858 * c-decl.c (grokdeclarator): Update.
1859 * c-format.c (check_format_types): Update.
1860 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
1861 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
1862 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
1863 * convert.c (convert_to_integer): Use new hooks.
1864 * expmed.c (make_tree): Use new hooks.
1865 * expr.c (store_expr): Use new hooks.
1866 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
1867 all_ones_mask_p, unextend, fold): Use new hooks.
1868 * langhooks.h (struct lang_hooks_for_types): New hooks.
1869 * tree.h (signed_or_unsigned_type, signed_type,
1870 unsigned_type): Remove.
1872 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
1873 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
1875 2002-03-31 Richard Henderson <rth@redhat.com>
1877 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
1878 (desc_frgr_mem): Fix reference to f16-f31.
1880 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1882 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
1883 RTVEC_ELT): Const-ify.
1884 * varray.h (VARRAY_CHECK): Const-ify.
1885 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
1886 ggc_mark_rtvec, ggc_mark): Const-ify.
1888 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
1890 * diagnostic.c: Include langhooks-def.h.
1891 * Makefile.in (diagnostic.o): Update.
1893 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
1895 * c-common.c (c_unsafe_for_reeval): Rename.
1896 * c-common.h (c_unsafe_for_reeval): Rename.
1897 * c-decl.c (finish_incomplete_decl): Rename.
1898 (c_init_decl_processing): Don't set langhook.
1899 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
1900 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
1901 * c-objc-common.c (c_objc_common_init): Don't set langhook.
1902 * c-tree.h (finish_incomplete_decl): Rename.
1903 * langhooks-def.h (lhd_unsafe_for_reeval): New.
1904 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
1905 (LANG_HOOKS_INITIALIZER): Update.
1906 * langhooks.c (lhd_unsafe_For_reeval): New.
1907 * langhooks.h (struct langhooks): New hooks.
1908 * toplev.c (incomplete_decl_finalize_hook): Remove.
1909 (wrapup_global_declarations): Update.
1910 * tree.c (lang_unsafe_for_reeval): Remove.
1911 (unsafe_for_reeval): Update.
1912 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
1915 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
1916 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
1918 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
1920 * diagnostic.c (print_error_function): Remove.
1921 (default_print_error_function): Rename.
1922 (report_error_function): Update.
1923 * diagnostic.h (print_error_function): Remove.
1924 (default_print_error_function): Remove.
1925 * langhooks-def.h (struct diagnostic_context): Predeclare.
1926 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
1927 (LANG_HOOKS_INITIALIZER): Update.
1928 * langhooks.h (struct diagnostic context): Predeclare.
1929 (struct lang_hooks): New hook.
1931 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1933 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
1934 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
1936 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
1937 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
1938 of PIC_OFFSET_TABLE_REGNUM thruout.
1939 * config/rs6000/rs6000.md: Likewise.
1940 * config/rs6000/darwin.h: Likewise.
1942 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1944 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
1945 unsigned HOST_WIDE_INT, not unsigned int.
1947 2002-03-31 Jakub Jelinek <jakub@redhat.com>
1949 PR middle-end/6096, middle-end/6098, middle-end/6099
1950 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
1952 (fill_slots_from_thread): Likewise.
1954 2002-03-31 Jakub Jelinek <jakub@redhat.com>
1956 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
1957 floating fields in float regs.
1958 (function_arg_record_value_2): Likewise.
1960 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
1962 * config/mmix/mmix.md (define_constants): Remove misleading
1963 FIXME. Add MMIX_fp_rO_OFFSET.
1964 ("nonlocal_goto_receiver"): Don't have stack-frame address of
1965 saved rO as part of the pattern. Remove FIXME.
1966 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
1967 here, at output-time.
1969 2002-03-31 Jakub Jelinek <jakub@redhat.com>
1972 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
1974 (output_v9branch): Likewise.
1976 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
1978 * gcc.c: Revert previous patch for now.
1979 * config/i386/djgpp.h: Likewise.
1981 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
1983 * config/mmix/crti.asm (_init): Register _fini with atexit.
1984 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
1986 2002-03-31 Richard Henderson <rth@redhat.com>
1989 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
1990 (ASM_OUTPUT_DEF_FROM_DECLS): New.
1992 2002-03-31 Richard Henderson <rth@redhat.com>
1994 * libgcc2.c (__bb_exit_func): Make static.
1996 * config/alpha/alpha.md (trap): New.
1998 2002-03-31 Richard Henderson <rth@redhat.com>
2000 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
2001 promoted argument types; build trap.
2002 (expand_builtin_trap): New.
2003 (expand_builtin): Use it.
2004 * stmt.c (expand_nl_goto_receivers): Likewise.
2005 * expr.h (expand_builtin_trap): Declare.
2006 * libfuncs.h (LTI_abort, abort_libfunc): New.
2007 * optabs.c (init_optabs): Init abort_libfunc.
2009 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
2011 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
2012 (LINK_COMMAND_SPEC): ... from here.
2013 (init_gcc_specs): Duplicate it here too, omitting
2014 shared_name in the second copy.
2015 (init_spec): Test for duplicate
2016 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
2018 2002-03-30 David S. Miller <davem@redhat.com>
2020 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2021 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
2023 2002-03-30 Roger Sayle <roger@eyesopen.com>
2024 Richard Henderson <rth@redhat.com>
2026 * regmove.c (combine_stack_adjustments_for_block): Avoid
2027 emitting a stack adjustment of zero bytes. Let delete_insn
2030 2002-03-30 Richard Henderson <rth@redhat.com>
2032 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
2033 (sparc_emitting_epilogue): New.
2034 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
2035 * config/sparc/sparc-protos.h: Update.
2036 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
2037 (TARGET_SWITCHES): Update.
2038 * config/sparc/sparc.md (return): Remove.
2039 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
2040 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
2041 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
2042 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
2043 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
2044 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
2045 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
2046 Remove MASK_EPILOGUE.
2047 * doc/invoke.texi: Update.
2049 2002-03-30 Daniel Berlin <dan@dberlin.org>
2051 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
2052 CPP will start the file for us.
2054 2002-03-30 Richard Henderson <rth@redhat.com>
2057 * config/ia64/ia64.c (group_barrier_needed_p): Special case
2058 prologue_allocate_stack.
2059 (ia64_single_set): Use insn codes for recognition of special
2060 cases, not rtl matching.
2061 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
2063 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
2065 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
2067 2002-03-30 Richard Henderson <rth@redhat.com>
2070 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
2071 or -fomit-frame-pointer with profiling.
2072 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2073 (FUNCTION_PROFILER): Do nothing.
2074 (PROFILE_HOOK): New.
2075 * config/sparc/sparc.c (sparc_override_options): Don't check
2076 code models for profiling.
2077 (sparc_function_profiler): Remove.
2078 (sparc_profile_hook): New.
2079 * config/sparc/sparc-protos.h: Update.
2081 2002-03-30 Jakub Jelinek <jakub@redhat.com>
2083 PR optimization/6086
2084 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
2085 of SUBREG of volatile MEM or because the MEM was mode dependent,
2086 return CLOBBER instead of unmodified SUBREG.
2088 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
2090 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
2091 when not optimizing.
2093 * toplev.c (rest_of_compilation): Cann mark_constant_function
2094 only when optimizing.
2096 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
2099 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
2100 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
2101 (try_optimize_cfg): clear all AUX fields.
2103 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
2104 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
2105 (ix86_address_cost): Be prepared for SUBREGed registers.
2106 (legitimate_address_p): Accept SUBREGed registers.
2108 2002-03-29 Richard Henderson <rth@redhat.com>
2111 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
2113 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2115 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
2116 for aggregate and TFmode types.
2118 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
2120 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
2122 2002-03-29 Richard Henderson <rth@redhat.com>
2125 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
2126 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
2128 2002-03-29 Richard Henderson <rth@redhat.com>
2131 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
2132 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
2133 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
2134 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
2136 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
2138 2002-03-29 Dale Johannesen <dalej@apple.com>
2140 * loop.c (combine_movables): Do allow combination of pseudos.
2142 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
2144 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
2145 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
2146 No functional change except ...
2147 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
2148 * doc/install.texi (*-*-freebsd*): Document port configuration.
2150 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
2152 * Makefile.in (convert.o, calls.o, expmed.o): Update.
2153 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
2155 * builtin-types.def (BT_PTRMODE): Update.
2156 * c-common.c (type_for_size): Rename c_common_type_for_size.
2157 (type_for_mode): Similarly.
2158 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
2160 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
2161 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
2162 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
2164 * c-typeck.c (common_type, comptypes, default_conversion):
2166 * calls.c: Include langhooks.h.
2167 (emit_library_call_value_1): Use new hooks. Avoid redundant
2169 * convert.c: Include langhooks.h
2170 (convert_to_pointer, convert_to_integer): Use new hooks.
2171 * except.c (init_eh): Similarly.
2172 * expmed.c: Include langhooks.h.
2173 (expand_mult_add): Use new hooks.
2174 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
2175 try_casesi): Similarly.
2176 * fold-const.c (optimize_bit_field_compare, make_range,
2177 decode_field_reference, fold_truthop, fold): Similarly.
2178 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
2179 put_var_into_stack): Similarly.
2180 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
2181 LANG_HOOKS_TYPE_FOR_SIZE): New.
2182 (LANG_HOOKS_TYPES_INITIALIZER): Update.
2183 * langhooks.h (lang_hooks_for_types): New hooks.
2184 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
2185 * tree.c (get_unwidened, get_narrower): Similarly.
2186 * tree.h (type_for_mode, type_for_size): Remove.
2187 * varasm.c (force_const_mem): Use new hooks.
2188 * utils2.c (nonbinary_modular_operation): Update.
2190 * objc-act.c (handle_impent): Update.
2191 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
2194 2002-03-29 Steve Ellcey <sje@cup.hp.com>
2196 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
2197 * config/ia64/ia64.c (basereg_operand): New.
2198 * config/ia64/ia64-protos.h (basereg_operand): Declare.
2199 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
2201 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
2203 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
2204 unwind information when frame_pointer_needed.
2205 (mmix_assemble_integer): Tweak wording in comment.
2207 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
2209 * Makefile.in (except.o): Update.
2210 * except.c: Include langhooks.h.
2211 (init_eh): Use langhook.
2212 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
2213 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
2214 (LANG_HOOKS_INITIALIZER): Update.
2215 * langhooks.h (lang_hooks_for_types): New.
2216 (struct lang_hooks): Add it.
2217 * tree.c (make_lang_type_fn, make_lang_type): Remove.
2218 * tree.h (make_lang_type_fn, make_lang_type): Remove.
2220 * alpha/alpha.c: Include langhooks.h.
2221 (alpha_build_va_list): Use langhook.
2222 * d30v/d30v.c: Include langhooks.h.
2223 (d30v_build_va_list): Use langhook.
2224 * i386/i386.c: Include langhooks.h.
2225 (ix86_build_va_list): Use langhook.
2226 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
2227 * s390/s390.c: Include langhooks.h.
2228 (s390_build_va_list): Use langhook.
2229 * stormy16/stormy16.c: Include langhooks.h.
2230 (stormy16_build_va_list): Use langhook.
2232 2002-03-29 Jakub Jelinek <jakub@redhat.com>
2235 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
2237 (length): Compute variable length for branches/calls/jumps here.
2238 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
2239 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
2240 define branch_type attribute.
2241 (divsi3_sp32): Maximum length is 6 not 7.
2242 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
2243 call_address_untyped_struct_value_sp32,
2244 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
2245 * config/sparc/sparc.c (empty_delay_slot): New function.
2246 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
2247 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
2249 2002-03-29 Jakub Jelinek <jakub@redhat.com>
2251 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
2252 nonzero_bits if not needed.
2253 (nonzero_bits) [XOR]: Likewise.
2254 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
2255 reg_last_set_mode and mode are both MODE_INT, but not equal.
2256 (record_value_for_reg): Compute reg_last_set_nonzero_bits
2257 in nonzero_bits_mode for MODE_INT modes.
2259 2002-03-28 Richard Henderson <rth@redhat.com>
2262 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
2263 to GAS. Correct drift between alternatives.
2265 2002-03-28 Richard Henderson <rth@redhat.com>
2268 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
2270 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
2272 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
2273 emulation to the linker.
2275 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
2277 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
2278 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
2280 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
2282 * combine.c (simplify_and_const_int): Make sure to apply mask
2283 when force_to_mode returns a constant integer. PR3311.
2285 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
2287 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
2289 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2291 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
2292 and Objective-C Dialect Options.
2294 2002-03-28 Richard Henderson <rth@redhat.com>
2296 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
2297 comparison should be done vs !=0 not >0 return code. Tidy cases.
2299 2002-03-28 Richard Henderson <rth@redhat.com>
2301 * c-decl.c (finish_function): New arg can_defer_p. Pass it
2302 on to c_expand_body.
2303 * c-tree.h (finish_function): Update decl.
2304 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
2306 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
2308 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
2310 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
2312 * rtlanal.c: Include flags.h
2313 (may_trap_p): Do not mark FP operations if trapping
2314 if !flag_trapping_math
2315 * Makefile.in (rtlanal.o): Add dependency on flag.h
2316 * ifcvt.c (noce_operand_ok): Avoid the lameness.
2318 2002-03-27 Zack Weinberg <zack@codesourcery.com>
2320 * mips.md: Use dconst1, not 1.0, as first argument of
2321 REAL_VALUE_LDEXP. Don't use union real_extract.
2323 2002-03-28 Alan Modra <amodra@bigpond.net.au>
2325 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
2326 rather than $target. Heed program_prefix and
2327 program_transform_name. Search for gas in cross-compiler case too.
2328 "test -x" rather than "test -f".
2329 (gcc_cv_ld): Likewise.
2330 (gcc_cv_nm): Heed program_prefix and program_transform_name.
2331 (gcc_cv_objdump): Likewise.
2332 * configure: Regenerate.
2334 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
2336 * Makefile.in (attribs.o): Update.
2337 * attribs.c: Include langhooks.h.
2338 (decl_attributes): Use langhook.
2339 * c-decl.c (insert_default_attributes): Rename.
2340 * c-tree.h (c_insert_default_attributes): New.
2341 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
2342 (LANG_HOOKS_INITIALIZER): Update.
2343 * langhooks.h (struct lang_hooks): New hook.
2344 * tree.h (insert_default_attributes): Remove.
2346 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
2348 2002-03-27 Andreas Schwab <schwab@suse.de>
2350 * config/i386/i386.c (classify_argument): Also check for
2353 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2355 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
2358 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
2360 * i960.md (ret): Set PC.
2361 (nonlocal_goto): Fix expander.
2362 * builtins.c (epxand_builin_longjmp): Check that we've emitted
2365 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
2367 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
2370 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2372 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
2373 assigning to BLOCK_FOR_INSN directly.
2375 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
2377 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
2379 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
2381 * c-common.c (c_expand_expr): Fix prototype.
2382 * c-common.h (c_expand_expr): Always declare, update.
2383 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
2384 * c-objc-common.c (c_objc_common_init): No global hook.
2385 * expr.c (expand_expr): Use langhook.
2386 * expr.h (enum expand_modifier): Conditionally declare.
2387 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
2388 (LANG_HOOKS_INITIALIZER): Update.
2389 * langhooks.c (lhd_expand_expr): New.
2390 * langhooks.h (struct lang_hooks): New hook.
2391 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
2392 (lang_independent_init): Don't default hook.
2394 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
2396 2002-03-27 Richard Henderson <rth@redhat.com>
2399 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
2400 TARGET_CONST_GP. Simplify conditions.
2402 2002-03-27 Richard Henderson <rth@redhat.com>
2404 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
2405 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
2406 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
2408 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
2410 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
2411 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
2412 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
2413 Remove unnecessary masks.
2414 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
2415 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
2416 -mwindows, -mdll switches and their negations.
2418 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
2420 * gcc-common.c (lang_mark_false_label_stack): Remove.
2421 * ggc.h (lang_mark_false_label_stack): Similarly.
2423 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
2425 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
2427 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
2428 or __rtems_ is defined.
2430 2002-03-26 Richard Henderson <rth@redhat.com>
2432 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
2433 if a non-trivial load was emitted.
2434 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
2435 in high+extra+low case.
2437 2002-03-26 Richard Henderson <rth@redhat.com>
2439 * config.gcc (sparc*-solaris): Use float_format=sparc.
2441 2002-03-26 Richard Henderson <rth@redhat.com>
2443 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
2444 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
2445 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
2446 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
2447 (WINT_TYPE_SIZE): Fix at 32.
2449 2002-03-26 Richard Henderson <rth@redhat.com>
2451 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
2452 until after eh landing pad generation.
2453 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
2454 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
2456 2002-03-26 Richard Henderson <rth@redhat.com>
2458 * expr.h (ADD_PARM_SIZE): One more convert for INC.
2460 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
2462 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
2463 and warning switches.
2464 (cc1_options): Likewise.
2466 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
2468 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
2469 Restore more of the signal context. Set no_reg_stack_frame.
2470 * config/ia64/unwind-ia64.c (unw_state_record):
2471 Add no_reg_stack_frame, comments.
2472 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
2473 (uw_update_context): Adjust bsp when unwinding from leaf,
2474 but not signal frame.
2476 2002-03-26 David Edelsohn <edelsohn@gnu.org>
2478 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
2480 2002-03-26 Bob Wilson <bob.wilson@acm.org>
2482 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
2484 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
2487 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
2488 "Add a pool_range attribute", which was lost during the ARM/Thumb
2491 2002-03-26 Bob Wilson <bob.wilson@acm.org>
2493 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
2494 a register into the MAC16 accumulator.
2496 2002-03-26 Andrew Cagney <ac131313@redhat.com>
2498 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
2499 (Warning Options): Document -Wswitch-enum.
2500 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
2502 (warn_switch_enum): Define variables.
2503 * flags.h (warn_switch_enum): Declare variables.
2504 * stmt.c (expand_end_case_type): When warn_switch_enum /
2505 -Wswitch-enum, perform switch checks.
2508 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
2510 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
2511 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
2512 (reload_muladdsi_compare0_scratch): Delete.
2514 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
2516 * doc/install.texi (*-*-freebsd*): Update.
2518 2002-03-26 Richard Henderson <rth@redhat.com>
2520 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
2521 (SUB_PARM_SIZE): Cast DEC to ssizetype.
2523 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
2524 types from the normal argument frame.
2526 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
2527 variable sized objects by reference.
2528 (sparc_va_arg): Receive them by reference too.
2530 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
2532 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
2533 code to not restoring global registers.
2535 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
2537 * Makefile.in (ggc-common.o): Update.
2538 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
2539 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
2540 * c-tree.h (c_mark_tree): New.
2541 * ggc-common.c: Include langhooks.h.
2542 (gcc_mark_trees): Use new langhook.
2543 * ggc-callbacks.c: Delete file.
2544 * ggc.h (lang_mark_tree): Remove.
2545 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
2546 (LANG_HOOKS_INITIALIZER): Update.
2547 * langhooks.h (struct lang_hooks): New hook.
2549 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
2551 2002-03-25 Zack Weinberg <zack@codesourcery.com>
2553 * doc/cpp.texi: Exclude entire Top node from printed manual.
2554 Move option index after directive index. Insert page breaks
2555 before GFDL and concept index. Index environment variables
2556 with command line options.
2557 * doc/cppenv.texi: Use @vtable for environment variable list.
2558 Add paragraph explaining semantics of empty elements in path
2559 variables. Exclude a cross-reference to Fishkill from the
2560 manpage. Remove an unnecessary cross-reference of the entry
2561 right above the referer. Don't use @anchor in text that goes
2563 * doc/cppopts.texi: Cross-reference the environment variables
2564 section, not the specific environment variable, for consistency.
2566 2002-03-25 Richard Henderson <rth@redhat.com>
2568 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
2569 anywhere in the block. Don't refer to insns that have been
2570 removed from the chain. Iterate backward through the new insns.
2571 Don't refer to edges that have been removed.
2573 2002-03-26 Alan Modra <amodra@bigpond.net.au>
2575 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
2576 test for overflow of constant.
2578 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
2581 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
2582 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
2583 these patterns on arm_archv4.
2585 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
2587 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
2590 2002-03-25 Zack Weinberg <zack@codesourcery.com>
2592 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
2593 float_handled, float_handler, float_signal, set_float_handler,
2594 and do_float_handler. Set handler for SIGFPE to crash_signal.
2595 * toplev.h: Don't prototype do_float_handler.
2597 * c-lex.c: Fold parse_float into lex_number. Make warning
2598 about portability of hex float constants more informative, and
2599 don't issue it on top of a syntax error.
2600 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
2602 * real.h: Define REAL_VALUE_ABS here...
2603 * simplify-rtx.c: ... not here. Fold check_fold_consts,
2604 simplify_unary_real, simplify_binary_real, and
2605 simplify_binary_is2orm1 into their callers.
2606 * tree.c: Fold build_real_from_int_cst_1 into caller.
2608 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
2610 * tsystem.h: Include float.h here...
2611 * libgcc2.c: ... not here.
2613 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
2615 Fixes for: PR bootstrap/3591, target/5676
2616 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
2617 defined. Do not disable exceptions or rtti.
2618 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
2619 mcore.h. Disable exceptions and rtti, since they are not
2622 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
2624 * c-decl.c (maybe_build_cleanup): Remove.
2625 * expr.c (expand_expr): Use langhook.
2626 * langhooks-def.h (lhd_return_null_tree,
2627 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
2628 (LANGHOOKS_INITIALIZER): Update.
2629 * langhooks.c (lhd_return_null_tree): New.
2630 * langhooks.h (struct lang_hooks): New hook.
2631 * tree-inline.c (initialize_inlined_parameters): Use langhook.
2632 * tree.h (maybe_build_cleanup): Remove.
2634 2002-03-25 Jakub Jelinek <jakub@redhat.com>
2636 * regrename.c (build_def_use): Move recog_memoized
2637 before extract_insn.
2639 2002-03-25 Jakub Jelinek <jakub@redhat.com>
2642 * expr.c (emit_group_store): Handle storing into CONCAT.
2644 2002-03-25 Jakub Jelinek <jakub@redhat.com>
2646 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
2647 corresponding MATCH_DUP.
2649 2002-03-24 Richard Henderson <rth@redhat.com>
2651 * unroll.c (unroll_loop): Zero label_map.
2653 * gcse.c: Include except.h.
2654 * Makefile.in (gcse.o): Update.
2656 2002-03-24 Richard Henderson <rth@redhat.com>
2658 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
2659 Do resolve_unique_section before shared data clause.
2661 2002-03-24 Richard Henderson <rth@redhat.com>
2663 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
2665 2002-03-24 Richard Henderson <rth@redhat.com>
2667 * recog.c (peephole2_optimize): Split blocks when EH insns are
2668 generated in the middle of a block. Do global life update if
2671 2002-03-24 Richard Henderson <rth@redhat.com>
2673 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
2675 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
2678 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
2679 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
2680 (init_dependency_output): Don't make no_output decision here.
2682 2002-03-24 Andrew Cagney <ac131313@redhat.com>
2684 * stmt.c (check_for_full_enumeration_handling): Remove tests of
2685 warn_switch. Update description.
2686 (expand_end_case_type): Call check_for_full_enumeration_handling
2689 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2691 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
2692 (m68hc11_split_move): Call it to see if the source and destination
2693 operands use the same direction auto inc/dec mode, otherwise make the
2694 source an offsetable memory operand and generate an add.
2696 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2698 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
2699 register for operand 2.
2700 ("*subsi3_zero_extendqi"): Likewise.
2701 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
2702 bits so that it is compatible with a pop.
2703 ("*andhi3_gen"): Likewise.
2704 ("xorhi3"): Likewise.
2706 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
2708 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
2710 (cpp_post_options): ... not here.
2712 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
2713 Aldy Hernandez <aldyh@redhat.com>
2715 Removal of separate preprocessor cpp0.
2717 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
2718 cpp0, install-common): Update.
2719 * c-common.c (flag_preprocess_only): New.
2720 (c_common_init): Preprocess for -E.
2721 * c-common.h (flag_preprocess_only): New.
2722 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
2723 * c-objc-common.c (c_init_decl_processing): Exit quickly
2724 for NULL return from c_common_init.
2725 * cpplib.h (cpp_preprocess_file): New.
2726 * cppmain.c (main, general_init, pfile, progname): Remove.
2727 (do_preprocessing): Rename cpp_preprocess_file, don't call
2728 cpp_finish. Don't close stdout here.
2729 (setup_callbacks): Update prototype.
2730 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
2732 * tradcpp.c (main): Ignore -quiet.
2734 * lang-specs.h (default_compilers): Preprocess with cc1obj.
2736 2002-03-24 Richard Henderson <rth@redhat.com>
2738 PR optimization/5742
2739 * machmode.def: Add inner mode field to complex modes.
2740 * config/mips/mips.c (mips_function_value): Always define. Add
2741 new argument to handle libcalls.
2742 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
2743 (FUNCTION_VALUE): Likewise.
2744 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
2745 * config/mips/mips-protos.h: Update.
2747 2002-03-23 Richard Henderson <rth@redhat.com>
2749 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
2750 * config/sparc/sparc-protos.h: Update.
2751 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
2753 2002-03-23 Richard Henderson <rth@redhat.com>
2755 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
2756 _start or _init begins the text segment.
2758 2002-03-23 David Edelsohn <edelsohn@gnu.org>
2760 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
2761 not HOST_WIDEST_INT.
2762 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
2764 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
2767 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
2768 operand argument to output_return_instruction.
2769 * arm.c (arm_print_operand, case 'd'): If the operand is
2770 const_true_rtx then just return.
2771 (arm_print_operand, case 'D'): If the operand is const_true_rtx
2774 2002-03-23 Andrew Cagney <ac131313@redhat.com>
2776 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
2777 (Warning Options): Document -Wswitch-default.
2778 * toplev.c (W_options): Add -Wswitch-default. Update comment on
2780 (warn_switch_default): Define variable.
2781 (warn_switch): Update comment.
2782 * flags.h (warn_switch_default): Declare variable.
2783 (warn_switch): Update comment.
2784 * stmt.c (expand_end_case): Check for and, when
2785 warn_switch_no_default, warn of a missing default case.
2787 2002-03-23 Alan Modra <amodra@bigpond.net.au>
2789 * real.h (N): Special case 128 bit doubles.
2791 * combine.c (simplify_comparison): When widening modes, ignore
2792 sign extension on CONST_INTs.
2794 2002-03-22 Bob Wilson <bob.wilson@acm.org>
2796 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
2797 passed to adjust_address. Fix comment formatting.
2800 2002-03-22 Zack Weinberg <zack@codesourcery.com>
2802 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
2803 Always make REAL_VALUE_TYPE a struct containing an array of
2804 HOST_WIDE_INT, not a double. Tidy up the code deciding how
2805 big it is. Don't declare or use union real_extract.
2807 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
2808 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
2809 (print_operand), config/arm/arm.c (output_move_double),
2810 config/arm/arm.md (consttable_4, consttable_8),
2811 config/romp/romp.c (output_fpops), config/s390/s390.h
2812 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
2813 (xtensa_output_literal): Don't use union real_extract.
2815 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
2816 (sfmode_constant_to_ulong), config/ns32k/merlin.h
2817 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
2818 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
2819 (PRINT_OPERAND): Don't use local version of union
2822 * config/convex/convex.c (check_float_value), config/vax/vax.c
2823 (vax_float_literal), config/m88k/m88k.md (divdf3),
2824 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
2825 config/pdp11/pdp11.c (output_move_quad): Don't do host
2826 arithmetic on target floating point quantities.
2828 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
2829 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
2831 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
2832 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
2834 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
2835 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
2837 * print-rtl.c (print_rtx): Disable code which needs
2838 floating-point emulator.
2839 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
2840 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
2841 depending on HOST_FLOAT_FORMAT to be defined properly.
2843 * config/1750a/1750a.c (get_double, float_label): Delete.
2844 (print_operand): Delete huge commented-out chunk. Use
2845 REAL_VALUE_TO_DECIMAL.
2846 * config/1750a/1750a-protos.h: Delete prototypes of deleted
2848 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
2850 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
2851 Use REAL_VALUE_TO_DECIMAL as ELF version does.
2852 * config/m88k/m88k.c (real_power_of_2_operand,
2853 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
2854 real_extract out of the union; run the input through
2855 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
2856 from that into the union.
2857 * config/pdp11/pdp11.c (output_move_double): Rearrange
2858 parentheses to make automatic indenter happy.
2860 * doc/tm.texi (Cross-compilation): Rename node to "Floating
2861 Point" and rewrite to describe current situation. Also adjust
2862 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
2864 * doc/rtl.texi: Adjust cross reference.
2866 2002-03-22 Bob Wilson <bob.wilson@acm.org>
2868 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
2869 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
2870 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
2871 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
2872 prevent use of sp as a reload register.
2873 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
2874 non_acc_reg_operand.
2875 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
2876 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
2877 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2878 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
2880 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
2882 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
2883 * cpplex.c (unterminated): Delete.
2884 (parse_string): No string literal may extend over multiple
2885 lines. Suppress the error when preprocessing assembly.
2886 * cppmain.c (scan_translation_unit): Strings are single-line.
2888 * doc/cpp.texi: Update to match.
2890 2002-03-22 Jakub Jelinek <jakub@redhat.com>
2892 PR optimization/5854
2893 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
2895 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
2896 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
2897 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
2898 const0 if scratch register was not allocated.
2899 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
2900 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
2902 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
2903 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
2904 with GEN_INT (...) everywhere. Remove constraints in define_split
2906 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
2907 require scratch register for setting 0 into regs/non-pushable memory.
2909 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
2911 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
2912 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
2914 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
2916 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
2917 * cppinit.c (cpp_create_reader): On by default.
2918 (cpp_handle_option): Handle -W[no-]endif-labels.
2919 (cpp_post_options): Also enable if -pedantic.
2920 * cpplib.c (do_else): Use it.
2921 (do_endif): Likewise.
2922 * doc/cppopts.texi: Document new option.
2923 * doc/invoke.texi: Document new option.
2925 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
2927 * config/i386/i386.c, config/i386/i386.md: Change all occurences
2928 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
2930 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
2932 * flow.c (calculate_global_regs_live): Clear aux fields of
2935 2002-03-22 Jakub Jelinek <jakub@redhat.com>
2937 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
2938 REG or MEM subregs, pass rtx * instead of rtx to it.
2939 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
2940 rtx * instead of rtx to alter_subreg.
2941 * config/m32r/m32r.c (gen_split_move_double): Likewise.
2942 * config/pj/pj.c (pj_output_rval): Likewise.
2944 2002-03-22 Richard Henderson <rth@redhat.com>
2947 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
2948 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
2949 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
2950 (ia64_expand_prologue): Look at int_regs, not words, for number
2951 of incomming int regs.
2953 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
2955 * expr.c (expand_expr): A RESULT_DECL is part of a call.
2957 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
2959 * toplev.c (flag_loop_optimize, flag_crossjumping):
2960 New static variables.
2961 (rest_of_compilation): Conditionalize crossjumping and
2963 (parse_options_and_default_flags): Default loop_optimize and
2965 (lang_independent_options): Add -fcrossjumping and -floop-optimize
2966 * invoke.texi (crossjumping, loop-optimize): Document.
2968 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
2970 * real.c (eiisneg): Move outside #ifdef NANS.
2972 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
2974 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
2975 frequencies match; avoid match on different loop depths.
2976 (try_crossjump_to_bb): Kill tests that no longer brings time
2978 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
2980 (split_edge): Likewise.
2982 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
2985 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
2986 * cfgrtl.c: Include insn-config.h
2987 (split_block) Dirtify block in presence of conditional execution
2989 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
2991 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
2992 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
2993 (function_arg): Constify CUMULATIVE_ARGS.
2994 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
2995 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
2996 (UNITS_PER_DOUBLE): New macro.
2997 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
2998 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
2999 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
3000 fp_regs and stack_words.
3001 (EABI_FLOAT_VARARGS_P): New macro.
3002 * config/mips/mips.c (struct mips_arg_info): New.
3003 (mips_arg_info): New function.
3004 (function_arg_advance): Use it. Add adjustment instructions here
3005 rather than in function_arg.
3006 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
3007 for VOIDmode at the beginning of the function.
3008 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
3009 (function_arg_pass_by_reference): Likewise.
3010 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
3011 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
3012 (mips_va_start): Likewise. Use the new stack_words field of
3013 CUMULATIVE_ARGS to set up overflow area. Reformat.
3014 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
3015 doubles and other types, aligning the overflow pointer for non-doubles
3016 too. Remove some code duplication. Replace hard-coded constants.
3018 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
3020 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
3021 (CLASS_UNITS): Undefine.
3022 (CLASS_MAX_NREGS): Use FP_INC.
3023 * config/mips/mips.c (compute_frame_size): Likewise.
3024 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
3026 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
3028 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
3029 prototype, and handle lexing numbers and identifiers.
3030 (parse_identifier): Update to new form of parse_slow.
3031 (parse_number): Fast path only, use parse_slow otherwise.
3032 (_cpp_lex_direct): Update calls to parse_number.
3034 2002-03-21 DJ Delorie <dj@redhat.com>
3036 * bb-reorder.c (make_reorder_chain_1): Protect against
3037 when redundant edges are omitted.
3038 * predict.c (dump_prediction): Likewise.
3040 2002-03-21 Richard Henderson <rth@redhat.com>
3043 * fixinc/inclhack.def (solaris_stdio_tag): New.
3044 * fixinc/fixincl.x: Regenerate.
3046 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
3049 * c-typeck.c (process_init_element): Flag non-static
3050 initialization of a flexible array member as illegal.
3052 2002-03-22 Alan Modra <amodra@bigpond.net.au>
3054 * config/rs6000/t-linux64: New.
3055 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
3056 t-ppccomm. Use t-rs6000 and t-linux64.
3057 (powerpc64-*-gnu* <tmake_file>): Likewise.
3058 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
3059 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
3060 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
3062 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
3064 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
3065 flag_really_no_inline instead of optimize == 0.
3067 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
3069 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
3071 * flags.h (flag_really_no_inline): New.
3073 * c-common.c (c_common_post_options): Initialize
3074 flag_really_no_inline.
3076 * toplev.c (flag_really_no_inline): New.
3078 2002-03-21 Jakub Jelinek <jakub@redhat.com>
3080 * config/avr/avr.md (length): Fix length computation for
3081 conditional branches.
3083 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
3085 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
3086 sdbout.o, profile.o): Update.
3087 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
3089 * c-common.h (gettags): Move here from tree.h.
3090 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
3091 insert_block, getdecls, kept_level_p, global_bindings_p): New.
3092 * dbxout.c (dbxout_init): Use getdecls langhook.
3093 * expr.c (expand_expr): Use insert_block langhook.
3094 * fold-const.c: Include langhooks.h.
3095 (fold_range_test, fold_binary_op_with_conditional_arg,
3096 fold): Use global_bindings_p langhook.
3097 * integrate.c (expand_inline_function): Use insert_block langhook.
3098 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
3099 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
3100 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
3101 LANG_HOOKS_GETDECLS): New.
3102 (LANG_HOOKS_INITIALIZER): Update.
3103 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
3105 * langhooks.h (struct lang_hooks_for_decls): New.
3106 (struct lang_hooks): Update.
3107 * profile.c: Include langhooks.h.
3108 (output_func_start_profiler): Use new langhooks.
3109 * sdbout.c: Include langhooks.h.
3110 (sdbout_init, sdbout_finish): Use getdecls langhook.
3111 * stmt.c: Include langhooks.h.
3112 (expand_fixup, fixup_gotos): Use new langhooks.
3113 * stor-layout.c: Include langhooks.h.
3114 (variable_size): Use global_bindings_p langhook.
3115 * toplev.c (compile_file): Use getdecls langhook.
3116 * tree-inline.c (remap_block): Use insert_block langhook.
3117 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
3118 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
3120 2002-03-21 Richard Henderson <rth@redhat.com>
3122 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
3123 constants in .data when -fpic.
3125 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3127 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
3130 2002-03-21 Tom Tromey <tromey@redhat.com>
3132 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
3134 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3136 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
3138 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
3140 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
3141 Richard Henderson <rth@redhat.com>
3144 * c-common.c (c_expand_expr): Preserve result of a statement
3145 expression if needed.
3147 2002-03-21 Jakub Jelinek <jakub@redhat.com>
3150 * genrecog.c (maybe_both_true_mode): Remove.
3151 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
3152 * machmode.def (Pmode): Likewise.
3154 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
3156 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
3157 (nonlocal_mentioned_p_1): New function.
3158 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
3159 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
3160 (mark_constant_function): Recognize pure functions.
3161 * rtl.h (global_reg_mentioned_p): New prototype.
3162 * rtlanal.c (global_reg_mentioned_p,
3163 global_reg_mentioned_p_1): New function.
3165 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3167 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
3169 * fixinc/fixincl.x: Regenerate.
3171 2002-03-20 Jason Merrill <jason@redhat.com>
3173 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
3175 2002-03-20 Michael Meissner <meissner@redhat.com>
3177 * doc/invoke.texi (Optimize Options): Document that -O2 sets
3180 2002-03-20 Bob Wilson <bob.wilson@acm.org>
3182 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
3183 ".literal_position" directive before the constant pool.
3185 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3187 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
3188 Add Craig Rodrigues.
3189 Add Brad Lucier to testers.
3191 2002-03-20 Jakub Jelinek <jakub@redhat.com>
3194 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
3196 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
3197 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
3198 instead of insn_extract.
3200 2002-03-20 Jakub Jelinek <jakub@redhat.com>
3203 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
3205 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
3206 stmt if some case has been output.
3208 2002-03-20 Jakub Jelinek <jakub@redhat.com>
3211 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
3212 movsfcc_1, movdfcc_1): Add %O2.
3213 * config/i386/i386.c (print_operand): Handle %ON.
3214 Print . before float condition codes in Sun as cmov syntax.
3215 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
3216 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
3219 2002-03-20 Philip Blundell <pb@nexus.co.uk>
3221 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
3222 return instruction if PC was popped.
3224 2002-03-20 Bob Wilson <bob.wilson@acm.org>
3226 * config/xtensa/xtensa.md: Remove unused type attributes.
3227 (adddi_carry, subddi_carry): Change type attribute to "multi".
3229 2002-03-19 Dale Johannesen <dalej@apple.com>
3231 PR optimization/5999, middle-end/5731
3232 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
3233 multiplications by reciprocals.
3235 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
3237 * Makefile.in: Update.
3238 * c-common.c: Include langhooks.h.
3239 (inline_forbidden_p): Use new hook.
3240 * diagnostic.c: Include langhooks.h.
3241 (format_with_decl, announce_function,
3242 default_print_error_function): Use new hook.
3243 * dwarf2out.c (dwarf2_name): Use new hook.
3244 * function.c: Include langhooks.h.
3245 (init_function_start): Use new hook.
3246 * langhooks-def.h (lhd_decl_printable_name): New.
3247 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
3248 (LANGHOOKS_INITIALIZER): Update.
3249 * langhooks.c (lhd_decl_printable_name): New.
3250 * langhooks.h (struct lang_hooks): New hook.
3251 * toplev.c (decl_name, decl_printable_name): Remove.
3252 (open_dump_file): Use new hook.
3253 (process_options): Remove old hook.
3254 * tree.h (decl_printable_name): Remove.
3256 * objc-act.c (objc_init): Remove old hook.
3257 (objc_printable_name): Export.
3258 * objc-act.h (objc_printable_name): New.
3259 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
3261 2002-03-19 Jim Blandy <jimb@redhat.com>
3263 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
3264 the start_source_file debug hook, not the current line number.
3266 2002-03-19 Richard Henderson <rth@redhat.com>
3268 * flow.c (EH_USES): Provide default.
3269 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
3270 * doc/tm.texi (EH_USES): New.
3272 * config/ia64/ia64.c (ia64_eh_uses): New.
3273 * config/ia64/ia64-protos.h: Update.
3274 * config/ia64/ia64.h (EH_USES): New.
3276 2002-03-19 Richard Henderson <rth@redhat.com>
3278 * varasm.c (output_constant_def): Fix stupid typo.
3280 2002-03-19 Richard Henderson <rth@redhat.com>
3283 * except.c (current_function_has_exception_handlers): New.
3284 * except.h: Declare it.
3285 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
3286 Combine tests that disable all sibcalls for the function.
3288 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
3290 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
3293 2002-03-19 Richard Henderson <rth@redhat.com>
3296 * config/ia64/ia64.c: Revert 2002-03-01 patch.
3297 * config/ia64/ia64.h (INIT_EXPANDERS): New.
3299 2002-03-19 Jim Blandy <jimb@redhat.com>
3301 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
3302 name, even if the replacement list contains no tokens, as required
3305 2002-03-19 Jason Merrill <jason@redhat.com>
3307 * varasm.c (globalize_decl): Get the name from the RTL, not
3308 DECL_ASSEMBLER_NAME.
3310 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
3312 2002-03-19 Bob Wilson <bob.wilson@acm.org>
3314 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
3315 subdi_carry): Define.
3317 2002-03-19 David Edelsohn <edelsohn@gnu.org>
3319 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
3320 about -fpic/-fPIC if extra_warnings set.
3322 2002-03-19 David Edelsohn <edelsohn@gnu.org>
3324 * expr.c (expand_expr): Sign-extend CONST_INT generated from
3325 TREE_STRING_POINTER.
3326 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
3328 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3330 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
3331 in favor of SP if FRAME_POINTER_REQUIRED is false.
3333 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
3335 * emit-rtl.c (gen_int_mode): New function.
3336 * rtl.h: Prototype for it.
3337 * combine.c (make_extraction, simplify_comparison), expmed.c
3338 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
3339 (convert_modes, store_field), optabs.c (expand_fix),
3340 simplify-rtx.c (neg_const_int, simplify_unary_real),
3342 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
3343 Use it instead of GEN_INT (trunc_int_for_mode (...)).
3345 2002-03-19 Jakub Jelinek <jakub@redhat.com>
3348 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
3349 convert_parm_for_inlining.
3350 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
3352 * langhooks-def.h: Likewise.
3353 * objc/objc-lang.c: Likewise.
3354 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
3356 * tree-inline.c (initialize_inlined_parameters):
3357 Call convert_parm_for_inlining lang hook if needed.
3358 * c-typeck.c (c_convert_parm_for_inlining): New function.
3359 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
3361 2002-03-18 Mark Mitchell <mark@codesourcery.com>
3363 * calls.c (precompute_arguments): Do not assume that temporaries
3364 can be destroyed after expanding the argument.
3365 (expand_call): Likewise.
3367 2002-03-15 Eric Christopher <echristo@redhat.com>
3369 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
3370 Fix register preference on last change.
3371 * config/mips/mips.c (mips_return_in_memory): New function.
3372 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
3373 * config/mips/mips-protos.h: Declare.
3374 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
3375 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
3377 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
3379 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
3381 (anddi3, iorsi3): Likewise.
3383 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
3384 use %gprel for symbols that are going to be placed in linkonce
3387 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
3388 RETURN_ADDRESS_POINTER_REGNUM to $ra.
3389 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
3390 not needed. Disregard leaf_function_p().
3391 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
3392 mips16 frame pointer.
3393 * config/mips/mips.md (store ra): Only to small SP offsets.
3394 2001-08-22 Graham Stott <grahams@redhat.com>
3395 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
3396 return a REG rtx for the return address register.
3398 2002-03-18 Bob Wilson <bob.wilson@acm.org>
3400 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
3401 constant-pool addresses as "mode-dependent".
3402 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
3404 2002-03-18 Jakub Jelinek <jakub@redhat.com>
3407 * expr.c (emit_group_load): Use extract_bit_field if
3408 needed for CONCAT arguments.
3410 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
3413 * arm.md (tablejump): Make this a define_expand. For PIC add the
3414 offset to the base of the table.
3415 (thumb_tablejump): Matcher for Thumb tablejump insn.
3416 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
3417 as the difference of two labels.
3418 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3419 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
3421 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3422 * arm.c (get_jump_table_size): If the table is not in the text
3423 section, return zero.
3425 2002-03-18 Bernd Schmidt <bernds@redhat.com>
3427 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
3429 (arm_reload_out_hi): Use gen_lowpart instead of
3430 gen_rtx_SUBREG to access QImode components.
3431 * config/arm/arm.md: Disable zero_extend split for QImode
3432 subregs in BIG_ENDIAN mode.
3433 (storehi_bigend): Match use of least significant byte.
3434 (storeinthi): Remove extraneous SUBREG.
3435 Add missing construction of operands[2].
3436 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
3437 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
3438 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
3440 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
3442 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
3445 2002-03-17 Richard Henderson <rth@redhat.com>
3447 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
3450 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
3452 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
3453 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
3455 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3457 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
3459 * predict.c (estimate_bb_frequencies): Delete unused variables.
3461 2002-03-17 Richard Henderson <rth@redhat.com>
3463 * config/ia64/ia64.c (ia64_attribute_table): Move before
3464 targetm definition. Make static.
3466 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
3468 * c-common.h (yyparse, c_common_parse_file): New.
3469 * c-lang.c: Include c-common.h.
3470 (LANG_HOOKS_PARSE_FILE): Redefine.
3471 * c-lex.c: Include c-common.h.
3472 (yyparse): Rename c_common_parse_file. Call yyparse.
3473 * c-parse.in (yyparse): Remove macro.
3474 * c-tree.h (yyparse_1): Remove.
3475 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
3476 (LANG_HOOKS_INITIALIZER): Update.
3477 * langhooks.h (struct lang_hoooks): New hook parse_file.
3478 * toplev.c (compile_file): Use parse_file hook.
3479 * tree.h (yyparse): Remove.
3480 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
3482 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
3484 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
3485 float_truncate, not fix.
3486 ("*truncdfsf2_real"): Ditto.
3487 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
3489 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
3491 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
3493 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
3494 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
3495 where appropriate. Make the second reference to
3496 leaf_function_p a function call, as intended. Reindented.
3498 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
3499 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
3501 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
3502 add register to non-constant into sp.
3504 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
3505 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
3506 (mips16_gp_pseudo_rtx): Lose.
3507 (INIT_EXPANDERS): Deleted.
3508 * config/mips/mips.c (mips_init_machine_status): New.
3509 (mips_free_machine_status): New.
3510 (mips_mark_machine_status): New.
3511 (override_options): Set them.
3512 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
3513 (struct machine_function): ... new. Replaced all references.
3514 (mips_add_gc_roots): Don't mark them.
3515 (embedded_pic_fnaddr_reg): New, extracted from...
3516 (embedded_pic_offset): ... here.
3517 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
3520 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
3522 * cppinit.c: Revert -MD removal.
3524 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3526 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
3527 soft registers by default for 68HC12.
3528 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
3529 when compiling with -fomit-frame-pointer.
3530 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
3531 (expand_epilogue): Likewise.
3532 (m68hc11_gen_rotate): Use exg when rotating by 8.
3534 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3536 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
3537 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
3538 (splits): Remove unused add splits.
3539 ("*addhi3_68hc12"): Tune constraints.
3540 ("addhi_sp"): Try to use X instead of Y in all cases and if the
3541 constant fits in 8-bits and D is dead use abx/aby instructions.
3542 ("*addhi3"): Remove extern declaration of ix_reg.
3543 ("*subsi3"): Optimize and provide new split.
3544 ("subhi3"): Cleanup.
3545 ("*subhi3_sp"): Avoid saving X if we know it is dead.
3546 (arith splits): For 68hc12 save the address register on the stack
3547 and do the arithmetic operation with a pop.
3549 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3551 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
3552 allocating QImode in address registers.
3553 ("*movqi_m68hc11"): Likewise.
3555 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
3557 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
3559 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
3561 * cppinit.c (print_help): Display -MD and -MMD.
3562 Don't display usage string. Update assertion syntax and
3564 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
3565 (cpp_handle_option): Update.
3567 2002-03-15 Chris Demetriou <cgd@broadcom.com>
3569 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
3570 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
3571 and define it so that regardless of target CPU size,
3572 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
3573 of "int" rather than "long."
3575 2002-03-15 Richard Henderson <rth@redhat.com>
3577 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
3580 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3582 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
3583 ("tstqi" split): Avoid using memory for tstqi on address register.
3584 (splits): Remove constraints.
3585 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
3586 ("cmpdf", "cmpsf"): Remove since not used.
3587 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
3588 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
3590 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3592 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
3593 ("neghi2"): Tighten constraints.
3594 ("one_cmplsi2"): Optimize and simplify split.
3595 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
3597 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3599 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
3600 and split of AND operation to clear the upper bits.
3601 ("*logicalsi3_zextqi"): Likewise.
3602 ("*logicallhi3_zexthi_ashift8"): Likewise.
3603 ("*logicalsi3_silshr16"): Likewise.
3604 ("logicalsi3_silshl16"): Likewise.
3605 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
3607 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3609 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
3610 (m68hc11_indirect_p): New function.
3611 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
3612 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
3614 (asm_print_register): Likewise.
3615 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
3616 (m68hc11_indirect_p): Declare.
3617 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
3618 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
3619 (TARGET_SWITCHES): New option -mrelax.
3620 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
3622 ("iorsi3", "xorsi3"): Likewise.
3623 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
3624 ("*andhi3_mem"): New to handle destination in memory with bclr
3625 and a scratch register.
3626 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
3627 ("*andhi3_const"): New when operand2 is constant.
3628 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
3629 ("*andhi3_gen"): Cleanup of the old "andhi3".
3630 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
3631 ("xorqi3"): Update constraints.
3633 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3635 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
3636 for reg_equiv_memory_loc when the operand is a register that does
3637 not get a hard register (stack location).
3638 (tst_operand): After reload, accept all memory operand.
3639 (symbolic_memory_operand): Fix detection of symbolic references.
3640 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
3641 accept symbols and any constant.
3643 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3645 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
3646 note on the insn that sets the soft frame register.
3647 (must_parenthesize): ix and iy are also reserved names.
3648 (print_operand_address): One more place where parenthesis are required
3649 to avoid confusion with register names.
3650 (m68hc11_gen_movhi): Allow push of stack pointer.
3651 (m68hc11_check_z_replacement): Fix handling of parallel with a
3653 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
3654 the replacement register is.
3655 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
3656 and D8_REGS classes.
3657 (MODES_TIEABLE_P): All modes are tieable except QImode.
3659 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3661 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
3662 (___subdi3): Likewise.
3663 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
3664 (__map_data_section): Optimize 68hc11 case.
3666 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3668 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
3669 than a shift to avoid adding a register with itself.
3670 (m68hc11_memory_move_cost): Take into account NO_REGS.
3671 (m68hc11_register_move_cost): Update and use memory move cost
3673 (m68hc11_address_cost): Make cost of valid offset not 0 so that
3674 it gives more opportunities to cse to optimize.
3675 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
3676 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
3678 2002-03-15 Mark Mitchell <mark@codesourcery.com>
3680 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
3681 * c-common.def (CLEANUP_STMT): New tree node.
3682 * c-common.h (CLEANUP_DECL): New macro.
3683 (CLEANUP_EXPR): Likewise.
3684 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
3685 * expr.c (expand_expr): Tidy.
3686 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
3687 * tree-inline.c (initialize_inlined_parameters): Clean up
3688 new local variables.
3690 2002-03-15 Jakub Jelinek <jakub@redhat.com>
3693 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
3694 before movrXX only, use reg_overlap_mentioned_p.
3695 Only special case NE if just one insn can be generated.
3697 2002-03-15 Jason Merrill <jason@redhat.com>
3699 * varasm.c (assemble_variable): Call resolve_unique_section before
3700 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
3703 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
3706 * arm.md (split pattern for thumb shiftable immediates): Add comment
3707 explaining non-obvious test.
3709 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
3712 * arm.md (movaddr, movaddr_insn): Delete.
3714 2002-03-15 Jason Merrill <jason@redhat.com>
3716 * toplev.c (wrapup_global_declarations): Clarify variable handling.
3717 -fkeep-static-consts doesn't apply to comdats.
3719 2002-03-14 Richard Henderson <rth@redhat.com>
3721 * c-decl.c: Include c-pragma.h.
3722 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
3723 (finish_function): Tidy.
3724 * c-pragma.c: Include c-common.h.
3725 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
3726 (handle_pragma_weak): Use them.
3727 (init_pragma): Register pending_weaks.
3728 * c-pragma.h (maybe_apply_pragma_weak): Declare.
3729 * print-tree.c (print_node): Print DECL_WEAK.
3730 * varasm.c (mark_weak_decls): Remove.
3731 (remove_from_pending_weak_list): Remove.
3733 (asm_emit_uninitialised): Call globalize_decl for weak commons.
3734 (weak_decls): Make a tree_list.
3735 (declare_weak): Cons weak_decls directly.
3736 (globalize_decl): Remove weak_decls elements directly.
3737 (weak_finish): Simplify weak_decls walk. Don't weaken unused
3738 symbols. Don't pretend to handle aliases.
3739 (init_varasm_once): Update weak_decls registry.
3740 * Makefile.in: Update dependencies.
3742 2002-03-14 Richard Henderson <rth@redhat.com>
3745 * config/ia64/ia64.c: Include tm_p.h last.
3746 (gen_nop_type): Remove duplicate definition.
3747 (cycle_end_fill_slots): Set sched_data for second L slot.
3748 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
3749 (nop_cycles_until): Fix typos.
3751 2002-03-15 Jakub Jelinek <jakub@redhat.com>
3753 PR optimization/5891
3754 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
3756 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
3758 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
3759 descriptors correctly.
3761 2002-03-14 Michael Meissner <meissner@redhat.com>
3763 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
3764 100, allowing MAX_UNROLLED_INSNS to be overridden.
3766 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
3769 * unroll.c (params.h): Include.
3770 (MAX_UNROLLED_INSNS): Delete, now in params.h.
3772 * doc/invoke.texi (--param max-unroll-insns): Document.
3774 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
3776 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
3778 * arm.md: Fix warnings about constraints in peepholes and splits.
3780 2002-03-14 Zack Weinberg <zack@codesourcery.com>
3782 * cpphash.h (struct lexer_state): Remove line_extension member.
3783 * cpplib.c (dequote_string, do_linemarker): New functions.
3784 (linemarker_dir): New data object.
3785 (DIRECTIVE_TABLE): No longer need to interpret #line in
3786 preprocessed source. Delete obsolete comment about return
3788 (end_directive, directive_diagnostics, _cpp_handle_directive):
3789 Don't muck with line_extension.
3790 (directive_diagnostics): No need to issue warnings for
3792 (_cpp_handle_directive): Issue warnings for linemarkers here,
3793 when appropriate. Dispatch linemarkers to do_linemarker, not
3795 (do_line): Code to handle linemarkers split out to do_linemarker.
3796 Convert escape sequences in filename argument, both places.
3798 * cppmacro.c (quote_string): Rename cpp_quote_string and
3799 export. All callers changed.
3800 * cpplib.h (cpp_quote_string): Prototype.
3801 * cppmain.c (print_line): Call cpp_quote_string on to_file
3804 * doc/cpp.texi: Document that escapes are now interpreted in
3805 #line and in linemarkers, and that non-printing characters are
3806 converted to octal escapes when linemarkers are generated.
3808 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
3810 * emit-rtl.c (try_split): Use delete_insns.
3811 * recog.c (split_all_insns): Fix terminating condition.
3813 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
3814 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
3817 * arm.c (arm_output_epilogue): Fix floating-point register save
3818 adjustment when using a frame pointer.
3820 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
3822 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
3823 * config/mips/mips.c (compute_frame_size): Retrofit them here.
3824 (save_restore_insns, mips_expand_epilogue): And here.
3825 (build_mips16_call_stub): And here.
3826 (mips_function_value): Use the new macros to decide whether a single
3827 or complex float can be returned in floating-point registers. Return
3828 a parallel rtx in the complex case.
3830 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
3832 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
3833 call after liveness analysis.
3835 * recog.c (split_insn): Use delete_insn_and_edges.
3837 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
3838 instructions to have branch prediction notes.
3839 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
3841 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
3843 * configure.in: Don't pass -Wno-long-long to a ADA compiler
3844 that doesn't support it.
3845 * configure: Regenerate.
3847 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3850 * config/sparc/sparc.md (normal_branch, inverted_branch,
3851 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
3852 inverted_fp_branch): Adjust calls to output_cbranch.
3853 Set length attribute.
3854 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
3855 output_v9branch. Set length attribute.
3856 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
3858 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
3859 (output_cbranch): Likewise. Handle far branches.
3860 (output_v9branch): Handle far branches.
3861 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
3863 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
3864 noov_compare64_op predicates.
3866 2002-03-13 Jason Merrill <jason@redhat.com>
3868 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
3869 into the function and constify it.
3870 * gthr-dce.h, gthr-solaris.h: Likewise.
3872 2002-03-13 David Edelsohn <edelsohn@gnu.org>
3874 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
3875 * config/rs6000/rs6000.c (rs6000_va_arg): Use
3876 std_expand_builtin_va_arg if not ABI_V4.
3878 2002-03-13 Jason Merrill <jason@redhat.com>
3880 * varasm.c (globalize_decl): New fn.
3881 (assemble_start_function): Use it.
3882 (asm_emit_uninitialized): Use it.
3883 (assemble_alias): Use it.
3884 (assemble_variable): Use it.
3886 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
3888 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
3889 2002-03-12 internal visibility change.
3890 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
3891 visibility into SYMBOL_REF_FLAG.
3893 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
3895 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
3896 VOIDmode operand. Add compile-time optimization for constant results.
3898 2002-03-12 Jason Merrill <jason@redhat.com>
3900 * c-typeck.c (convert_for_assignment): Don't allow conversions
3901 between pointers and references. Only allow lvalues to convert to
3904 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
3906 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
3907 before prologue, to avoid scheduling problems.
3909 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3911 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
3912 (ELIMINABLE_REGS): Add sfp->sp.
3913 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
3915 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3917 PR optimization/5892
3918 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
3920 2002-03-13 Jakub Jelinek <jakub@redhat.com>
3922 * loop.c (basic_induction_var): Don't call convert_modes if mode
3923 classes are different.
3925 2002-03-12 Richard Henderson <rth@redhat.com>
3927 PR optimization/5901
3928 * function.c (reposition_prologue_and_epilogue_notes): Position
3929 the markers after/before the last/first insn not deleted.
3931 2002-03-12 Richard Henderson <rth@redhat.com>
3933 PR optimization/5878
3934 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
3935 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
3936 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
3938 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
3939 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
3940 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
3942 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
3943 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
3944 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
3945 also. Don't set it if not flag_pic.
3946 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
3947 to be INVALID_REGNUM when not used.
3949 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
3951 * expmed.c (store_bit_field): Reset alias set for memory.
3952 (extract_bit_field): Same.
3954 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3956 * c-common.c (c_tree_code_type, c_tree_code_length,
3957 c_tree_code_name, add_c_tree_codes): Delete.
3958 * c-common.h (add_c_tree_codes): Delete.
3959 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
3961 * c-objc-common.c (c_objc_common_init): Don't call
3962 add_c_tree_codes, instead set lang_unsafe_for_reeval.
3963 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
3964 objc_tree_code_name, add_objc_tree_codes): Delete.
3965 (objc_init): Don't call add_objc_tree_codes.
3966 * objc/objc-lang.c (tree_code_type, tree_code_length,
3967 tree_code_name): Define.
3968 * toplev.c (lang_independent_init): Don't set
3969 tree_code_length[IDENTIFIER_NODE].
3970 * tree.c (tree_code_type, tree_code_length, tree_code_name):
3971 Delete definitions, moved to language front-ends.
3972 * tree.def (IDENTIFIER_NODE): Hardwire the length.
3973 * tree.h (tree_code_type, tree_code_length, tree_code_name):
3975 (tree_code_length): Change type to unsigned char.
3977 2002-03-12 Richard Henderson <rth@redhat.com>
3979 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
3980 internal visibility change.
3982 2002-03-12 Bob Wilson <bob.wilson@acm.org>
3984 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
3985 validize_mem() instead of change_address to avoid clobbering
3988 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
3990 * c-lex.h (position_after_whitespace): Remove.
3992 2002-03-12 Jakub Jelinek <jakub@redhat.com>
3994 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
3995 (lex_string): Use unsigned char pointers.
3997 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
3999 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
4000 is not a valid memory_operand.
4002 2002-03-12 Bob Wilson <bob.wilson@acm.org>
4004 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
4005 * config/xtensa/lib1funcs.asm: Fix copyright to include
4006 special case for libgcc files.
4007 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
4008 (__divsi3): Likewise.
4009 (__umodsi3): Likewise.
4010 (__modsi3): Likewise.
4011 * config/xtensa/lib2funcs.S: Fix copyright to include
4012 special case for libgcc files.
4014 2002-03-12 Tom Rix <trix@redhat.com>
4016 * collect2.c (resolve_lib_name): Move outside of
4017 OBJECT_FORMAT_COFF ifdef.
4018 (ignore_library): Same.
4020 2002-03-12 Bob Wilson <bob.wilson@acm.org>
4022 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
4024 2002-03-12 Bob Wilson <bob.wilson@acm.org>
4026 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
4027 to function_section before writing out the constant pool.
4029 2002-03-12 David Edelsohn <edelsohn@gnu.org>
4031 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
4033 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
4035 2002-03-12 Alan Modra <amodra@bigpond.net.au>
4037 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
4041 (cmpsi splitter): Likewise.
4042 (modsi3): Fail if <= 0.
4043 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
4044 redundant test when HOST_BITS_PER_WIDE_INT != 32.
4045 (reg_or_sub_cint64_operand): Likewise.
4046 (num_insns_constant_wide): Optimize sign extension.
4047 (rs6000_legitimize_address): Likewise.
4049 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
4051 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4052 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4054 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
4056 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
4057 address calculation.
4059 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
4061 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
4062 scratch register to DImode / TImode.
4063 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
4064 register used does not overlap the target.
4066 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4068 * Makefile.in (debug.o): Depend on debug.h.
4069 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
4070 * debug.c (do_nothing_debug_hooks): Likewise.
4071 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
4072 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
4073 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
4074 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
4075 * dwarfout.c (dwarf_debug_hooks): Likewise.
4076 * integrate.c (output_inline_function): Likewise.
4077 * objc/objc-act.c (synth_module_prologue): Likewise.
4078 * sdbout.c (sdb_debug_hooks): Likewise.
4079 * toplev.c (debug_hooks): Likewise.
4080 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4082 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4084 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
4085 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
4086 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
4087 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
4088 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
4089 * defaults.h (POINTER_SIZE): Define.
4090 * doc/tm.texi (POINTER_SIZE): Document default.
4092 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4094 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
4096 2002-03-11 Richard Henderson <rth@redhat.com>
4098 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
4099 if rebuild_label_notes_after_reload.
4101 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
4103 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
4104 emit pic register load if "internal" visibility.
4105 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
4106 (cris_expand_builtin_va_arg): Do all computations on trees.
4108 2002-03-11 Richard Henderson <rth@redhat.com>
4110 * rtlanal.c: Include recog.h.
4111 (keep_with_call_p): Fix thinko.
4112 * Makefile.in (rtlanal.o): Update dependencies.
4114 2002-03-11 Chris Meyer <cmeyer@gatan.com>
4116 * genflags.c (gen_insn): Use IS_VSPACE.
4117 * genoutput.c (output_insn_data): Likewise.
4118 (process_template): Likewise.
4120 2002-03-11 Richard Henderson <rth@redhat.com>
4122 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
4124 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
4126 * Makefile.in: Update.
4127 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
4128 Update documentation.
4129 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
4130 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
4132 2002-03-11 Zack Weinberg <zack@codesourcery.com>
4134 * Makefile.in: Give texi2pod its input file as a command line
4135 argument, not on stdin.
4137 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
4138 Daniel Berlin <dan@dberlin.org>
4140 C++ alias analysis improvement.
4141 * alias.c (record_component_aliases): Record aliases for base
4144 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
4146 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
4148 2002-03-11 Douglas B Rupp <rupp@gnat.com>
4150 * toplev.c (vms_fopen): Remove, not needed.
4152 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
4154 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
4156 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
4157 for FP, already done later.
4159 * toplev.c (debug_args): Add entry for VMS_DEBUG.
4160 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
4162 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
4164 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
4165 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
4166 LARGEST_EXPONENT_IS_NORMAL for the given mode.
4167 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
4168 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
4169 (ediv, emul, eldexp, esqrt): Likewise.
4170 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
4171 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
4172 (saturate): New function.
4173 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
4174 (make_nan): Use a saturation value instead of a NaN if
4175 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
4176 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
4177 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
4178 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
4179 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
4180 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
4181 !ROUND_TOWARDS_ZERO.
4182 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
4183 (ROUND_TOWARDS_ZERO): Document.
4185 2002-03-11 Andreas Jaeger <aj@suse.de>
4187 * cfg.c (dump_flow_info): Remove unused variable.
4189 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
4191 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
4192 computations on trees.
4194 2002-03-10 Richard Henderson <rth@redhat.com>
4197 * reload.c (copy_replacements_1): New.
4198 (copy_replacements): Use it to recurse through the rtx.
4200 2002-03-10 Richard Henderson <rth@redhat.com>
4202 * loop.c (strength_reduce): Compute number of iterations as
4203 unsigned HOST_WIDE_INT.
4205 2002-03-10 Richard Henderson <rth@redhat.com>
4207 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
4208 to move away from the end of the block.
4210 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
4212 PR preprocessor/5899
4213 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
4215 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4217 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
4219 * attribs.c (decl_attributes): Fix signed/unsigned warning.
4221 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
4223 * config/mmix/mmix.c: Improve comments.
4224 (mmix_target_asm_function_prologue): Drop variable
4225 empty_stack_frame. Don't allocate unused slot above fp.
4226 (mmix_target_asm_function_epilogue): Mirror prologue changes.
4227 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
4228 brace in first column.
4229 (enum reg_class): Ditto.
4230 (FIRST_PARM_OFFSET): Now 0.
4231 (USER_LABEL_PREFIX): Remove #if 0:d definition.
4233 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4235 * combine.c (make_extraction): Fix error in last change.
4237 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4239 * c4x.c (c4x_fp_reglist): Const-ify.
4240 * cris.c (cris_print_operand): Likewise.
4241 * i386.c (ix86_va_arg): Likewise.
4242 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
4243 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
4244 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
4245 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
4246 * mcore.h (regno_reg_class): Likewise.
4247 * mips.c (gen_int_relational): Likewise.
4248 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
4249 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
4250 * pdp11.c (move_costs): Likewise.
4251 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
4252 * s390.c (s390_branch_condition_mnemonic, regclass_map):
4254 * s390.h (regclass_map): Likewise.
4255 * sh.c (shift_amounts): Likewise.
4256 * sh.md (rotlsi3): Likewise.
4258 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
4260 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
4261 (ne0+5): Use new clobber to generate proper shift pattern.
4262 Patch by Michael Matz <matz@kde.org>.
4264 2002-03-09 Andreas Schwab <schwab@suse.de>
4266 * gcc.c (validate_all_switches): Also handle `%W{...}'.
4268 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
4270 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
4272 2002-03-09 Jakub Jelinek <jakub@redhat.com>
4275 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
4276 even for non-representable constants.
4278 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4280 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
4281 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
4282 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
4283 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
4284 (pop_function_context): Compute MAY_SHARE parameter for
4286 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
4287 (gen_mem_addressof): Call fixup_var_refs with new parm.
4289 * combine.c (make_extraction): Don't make extension of CONST_INT.
4291 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
4293 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
4294 in o32 and o64 ABIs.
4295 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
4296 but getting fixed-size structs passed in registers regardless of
4297 padding in o32 and o64 ABIs.
4299 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
4300 offset before loading address of argument passed by transparent
4303 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
4305 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
4307 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
4309 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
4310 marker such that registers after it are saved.
4312 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4314 * sparc.c (arith_4096_operand): Fix error in last change.
4316 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
4318 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
4321 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
4323 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
4326 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
4328 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
4330 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
4332 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
4333 removed; fix return value.
4334 * combine.c (combine_instructions): Dirtify blocks where we failed to
4335 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
4336 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
4338 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4340 * gcse.c (insert_insn_end_bb): Fix typo in last change.
4342 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
4344 * recog.c (peephole2_optimize): Re-distribute EH edges.
4346 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
4348 * expr.c (expand_expr): Use unsave lang hook.
4349 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
4350 (LANG_HOOKS_INITIALIZER): Update.
4351 * langhooks.h (struct lang_hooks): New hook unsave.
4352 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
4353 (unsave_expr_1): Remove unused lang_unsave_expr_now.
4354 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
4355 (unsave_expr_now): Remove.
4356 * tree.h (unsave_expr_now, lang_unsave,
4357 lang_unsave_expr_now): Remove.
4360 2002-03-08 Andreas Jaeger <aj@suse.de>
4362 * flow.c (propagate_block_delete_insn): Remove unused variable.
4364 2002-03-08 Kazu Hirata <kazu@hxi.com>
4366 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
4367 insn length for memory load/store.
4369 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
4371 * doc/install.texi (--with-libiconv-prefix): Document.
4373 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
4375 * doc/sourcebuild.texi: Fix typo.
4377 2002-03-08 Jakub Jelinek <jakub@redhat.com>
4380 * builtins.c (std_expand_builtin_va_arg): Do all computations on
4383 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4385 * rtl.c (copy_most_rtx): Move from here ...
4386 * emit-rtl.c (copy_most_rtx): ... to here.
4388 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
4390 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
4391 SUBTARGET_CPP_SIZE_SPEC.
4392 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
4394 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
4396 2002-03-07 Matt Hiller <hiller@redhat.com>
4398 * gensupport.c (first_dir_md_include): Renamed from include;
4399 change all references.
4400 (last_dir_md_include): Renamed from last_include; change all
4402 (init_md_reader): Unconditionally initialize base_dir whether or
4403 not filename is a relative path.
4405 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
4407 * config/fp-bit.c (_unord_f2): Compile it in even if
4408 US_SOFTWARE_GOFAST is enabled.
4410 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
4411 NULL_RTX. Set all HFmode operations as NULL_RTX.
4412 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
4413 NULL_RTX, try reversing the comparison and the operands.
4415 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
4417 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
4418 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
4421 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
4423 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
4425 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
4427 * basic-block.h (fixup_abnormal_edges): Declare.
4428 * reload1.c (fixup_abnormal_edges): New function.
4429 * reg-stack.c (convert_regs): Use it.
4431 * gcse.c (insert_insn_end_bb): Handle trapping insns.
4433 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
4435 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
4437 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
4438 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
4439 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
4440 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
4441 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
4442 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
4443 unless x and y could be infinite.
4444 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
4445 Check that the common type of both arguments is a real, even for
4446 targets without unordered comparisons. Allow an integer argument
4447 to be compared against a real.
4448 (expand_tree_builtin): Use expand_unordered_cmp.
4449 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
4450 * cse.c (fold_rtx): Likewise. Fix indentation.
4451 * fold-const.c (fold_real_zero_addition_p): New.
4452 (fold): Use it, and the new HONOR_... macros.
4453 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
4454 * jump.c (reversed_comparison_code_parts): After searching for
4455 the true comparison mode, use HONOR_NANS to decide whether it
4456 can be safely reversed.
4457 (reverse_condition_maybe_unordered): Remove IEEE check.
4458 * simplify-rtx.c (simplify_binary_operation): Use the new macros
4459 to decide which simplifications are valid. Allow the following
4460 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
4461 and (a - -b) to (a + b).
4462 (simplify_relational_operation): Use HONOR_NANS.
4463 * doc/tm.texi: Document the MODE_HAS_... macros.
4465 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
4467 * combine.c (simplify_comparison): If simplifying a logical shift
4468 right and compare with constant, force the comparison to unsigned.
4470 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
4472 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
4474 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
4476 (alt_reg_names): Remove % for vrsave.
4478 2002-03-06 Richard Henderson <rth@redhat.com>
4480 PR optimization/5844
4481 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
4482 if used indicates we've already emitted one copy of an operand.
4483 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
4484 (gen_split): Supply a non-null used.
4486 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
4488 * reload1.c (reload): Unshare all rtl after reload is done.
4490 * simplify-rtx.c (simplify_plus_minus): Do not abort,
4491 but simply fail if the expression is too complex to simplify.
4492 (simplify_gen_binary): Handle simplify_plus_minus failures.
4494 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
4496 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
4497 consistently call delete_trivially_dead_insns after CSE and GCSE;
4498 fix DFI_life dumping; do jump threading after liveness; do crossjumping
4499 after liveness2; update comment in last crossjumping.
4500 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
4502 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
4504 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
4505 after completing fast dead code elimination.
4507 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
4510 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
4512 * version.c: Fix misplaced leading blanks on first line.
4514 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
4516 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
4518 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
4520 * cfgcleanup.c (mentions_nonequal_regs): New function.
4521 (thread_jump): Use it.
4522 * toplev.c (rest_of_compilation): Run jump threading after
4525 2002-03-06 Jakub Jelinek <jakub@redhat.com>
4527 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
4530 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
4532 * predict.c (estimate_bb_frequencies): Do not reload the
4533 frequencies from notes.
4535 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
4537 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
4538 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
4540 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
4541 delete_noop_moves): Return indeger.
4542 * flow.c (ndead): New variable.
4543 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
4544 BB argument; update callers.
4545 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
4546 (life_analysis): Do not call purge_all_dead_edges.
4547 (update_life_info): Return number of deleted insns; print statistics.
4548 (update_life_info_in_dirty_blocks): likewise.
4549 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
4550 return number of insns deleted.
4552 * cse.c: Include timevar.h
4553 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
4554 iterate until stabilizes; print statistics; return number of killed
4556 * Makefile.in: (cse.o): Add timevar.h dependency
4557 * rtl.h (delete_trivially_dead_insns): New.
4558 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
4559 * toplev.c (rest_of_compilation): Update callers.
4561 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
4562 (try_optimize_cfg): Do not update liveness.
4563 (cleanup-cfg): Loop until try_optimize_cfg and dead code
4564 removal stabilizes; use delete_trivially_dead_insns.
4566 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
4568 2002-03-05 Zack Weinberg <zack@codesourcery.com>
4570 * cppmain.c (setup_callbacks): Disable #pragma and #ident
4571 callbacks when processing assembly language.
4573 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4575 * pa.h (ASM_FILE_END): Define.
4576 * som.h (ASM_FILE_END): Delete.
4578 * pa.c (function_arg): Don't pass floats in general registers in
4579 indirect calls if TARGET_ELF32.
4581 2002-03-05 Richard Henderson <rth@redhat.com>
4583 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
4585 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
4587 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
4589 2002-03-05 Jakub Jelinek <jakub@redhat.com>
4591 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
4592 -r command line. Don't hide any symbols if not building
4595 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
4597 * cfg.c (dump_flow_info): Warn about profile mismatches.
4598 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
4599 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
4601 2002-03-05 Jakub Jelinek <jakub@redhat.com>
4603 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
4604 wide volatile memory by parts.
4606 2002-03-05 Jakub Jelinek <jakub@redhat.com>
4608 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
4611 2002-03-05 Richard Henderson <rth@redhat.com>
4613 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
4615 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
4617 * toplev.c (documented_lang_options): Document more
4618 language-specific options.
4619 * doc/invoke.texi (Warning Options): Correct documentation for
4620 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
4621 * c-decl.c (c_decode_option): Use a table to handle warning options.
4623 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
4625 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
4626 parameter to mmix_encode_section_info.
4627 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
4628 relocatably. Always produce ELF, not mmo if linking relocatably.
4629 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
4630 first is non-zero, don't add symbol prefix.
4631 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
4632 prototype accordingly.
4634 2002-03-04 Krister Walfridsson <cato@df.lth.se>
4636 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
4638 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
4640 * configure.in: Increase required makeinfo version to 4.1.
4641 * configure: Regenerate.
4643 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
4645 * .cvsignore: Remove *.info* and genrtl*; these files are generated
4648 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
4650 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
4651 * doc/invoke.texi: Fix @math uses.
4653 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
4655 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
4658 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
4660 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
4661 (powerpc-*-eabisimaltivec*): Same.
4663 * config/rs6000/t-ppcendian: New.
4665 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4667 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
4668 nonimmediate_src_operand and nonimmediate_lsrc_operand to
4669 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
4671 2002-03-03 Richard Henderson <rth@redhat.com>
4673 * toplev.c (rest_of_decl_compilation): Revert last two changes.
4675 2002-03-03 Zack Weinberg <zack@codesourcery.com>
4677 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
4678 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
4679 tree.c, config/m68k/m68k.c:
4680 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
4681 REAL_ARITHMETIC blocks unconditional. Delete some further
4682 #ifdef blocks predicated on REAL_ARITHMETIC.
4683 * flags.h, toplev.c: Delete remaining references to
4686 * doc/invoke.texi: Remove documentation of -fpretend-float.
4687 * doc/tm.texi: Describe the various REAL_* macros as provided by
4688 real.h, not by the target configuration files.
4690 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
4691 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
4692 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
4693 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
4694 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
4695 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
4696 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
4697 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
4698 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
4699 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
4700 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
4701 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
4702 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
4703 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
4704 config/xtensa/xtensa.h:
4705 Do not define, undefine, or mention in comments any of
4706 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
4707 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
4708 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
4709 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
4710 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
4711 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
4712 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
4713 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
4714 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
4716 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4718 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
4719 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
4720 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
4721 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
4722 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
4723 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
4725 * defaults.h (BITS_PER_WORD): Define.
4726 * doc/tm.texi (BITS_PER_WORD): Document default value.
4728 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
4729 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
4730 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
4732 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4734 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
4735 lieu of explicit sizeof/sizeof.
4736 * i386.c (override_options, ix86_init_mmx_sse_builtins,
4737 ix86_expand_builtin): Likewise.
4738 * mips.c (mips_add_gc_roots): Likewise.
4739 * mmix.c (mmix_output_condition): Likewise.
4740 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
4741 altivec_init_builtins): Likewise.
4742 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
4743 * cppexp.c (Nsuff, parse_number): Likewise.
4744 * cppinit.c (builtin_array_end): Likewise.
4745 * gcc.c (n_default_compilers, process_command): Likewise.
4746 * genpreds.c (output_predicate_decls): Likewise.
4747 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
4748 * lcm.c (N_ENTITIES): Likewise.
4749 * stor-layout.c (set_sizetype): Likewise.
4751 2002-03-03 Richard Henderson <rth@redhat.com>
4753 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
4754 for types or labels.
4756 2002-03-03 Richard Henderson <rth@redhat.com>
4758 * c-decl.c (start_decl): Initialized variables are not common.
4760 2002-03-02 Per Bothner <per@bothner.com>
4762 * gcc.c (option_map): Suport new --bootclasspath option.
4763 --CLASSPATH is now just an alias for --classpath.
4765 2002-03-02 Richard Henderson <rth@redhat.com>
4767 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
4768 load if "internal" visibility.
4769 * doc/extend.texi: Document visibility meanings.
4771 2002-03-02 Richard Henderson <rth@redhat.com>
4773 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
4774 to functions as well.
4776 2002-03-02 Richard Henderson <rth@redhat.com>
4778 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
4779 (handle_visibility_attribute): Don't call assemble_visibility.
4780 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
4781 without asmspec. Invoke assemble_alias when needed.
4782 * varasm.c (maybe_assemble_visibility): New.
4783 (assemble_start_function, assemble_variable, assemble_alias): Use it.
4785 2002-03-02 Richard Henderson <rth@redhat.com>
4787 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
4788 invoke ENCODE_SECTION_INFO with first call flag.
4790 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
4791 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
4792 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
4793 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
4794 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
4795 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
4796 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
4797 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
4798 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
4799 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
4800 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
4801 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
4802 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
4803 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
4804 config/mcore/mcore-protos.h, config/mcore/mcore.c,
4805 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
4806 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
4807 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
4808 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
4809 config/sh/sh.h, config/sparc/sparc.h,
4810 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
4811 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
4812 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
4813 FIRST argument. As needed, examine it and do nothing.
4815 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
4816 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
4817 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
4819 * config/arm/t-pe (pe.o): Add dependencies.
4821 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4823 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
4824 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
4825 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
4826 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
4827 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
4828 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
4829 * defaults.h (BITS_PER_UNIT): Define.
4830 * doc/tm.texi (BITS_PER_UNIT): Document default value.
4832 2002-03-02 Kazu Hirata <kazu@hxi.com>
4834 * config/h8300/h8300-protos.h: Add a prototype for
4835 compute_a_shift_length.
4836 * config/h8300/h8300.c (h8300_asm_insn_count): New.
4837 (compute_a_shift_length): Likewise.
4838 (h8300_adjust_insn_length): Do not adjust insn length of shift
4840 * config/h8300/h8300.md (anonymous shift patterns): Use
4841 compute_a_shift_length.
4843 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4845 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
4848 * emit-rtl.c (offset_address): Call update_temp_slot_address.
4850 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4852 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
4853 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
4854 * flags.h (flag_zero_initialized_in_bss): Declare.
4855 * toplev.c (flag_zero_initialized_in_bss): New flag.
4856 (lang_independent_options): Add flag_zero_initialized_in_bss.
4857 * tree.c (initializer_zerop): New function.
4858 * tree.h (initializer_zerop): Declare.
4859 * varasm.c (assemble_variable): If we can emit bss, put zero
4860 initializers in the bss section.
4862 2002-03-02 Alan Modra <amodra@bigpond.net.au>
4864 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
4865 like more than one symbol per .weak directive.
4867 2002-03-01 Richard Henderson <rth@redhat.com>
4869 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
4870 adjust argument_pointer by pretend_args_size.
4871 (ia64_va_start): Adjust va_start address by -pretend_args_size.
4873 2002-03-01 Kazu Hirata <kazu@hxi.com>
4875 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
4877 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
4879 * toplev.c (rest_of_compilation): Delete dead jumptables before
4881 * flow.c (delete_dead_jumptables): Make global.
4882 * rtl.h (delete_dead_jumptables): Declare.
4884 2002-03-01 David Edelsohn <edelsohn@gnu.org>
4886 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
4887 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
4888 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
4890 2002-03-01 Kazu Hirata <kazu@hxi.com>
4892 * config/h8300/h8300-protos.h: Fix formatting.
4893 * config/h8300/h8300.c: Likewise.
4894 * config/h8300/h8300.h: Likewise.
4896 2002-03-01 Kazu Hirata <kazu@hxi.com>
4898 * config/h8300/h8300.c (print_operand): Support 16-bit
4900 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
4902 2002-02-28 Richard Henderson <rth@redhat.com>
4904 * expmed.c (store_bit_field): Prevent generation of CONCATs;
4905 pun complex values as integers; use gen_lowpart instead of
4907 (extract_bit_field): Likewise.
4909 2002-03-01 Alan Modra <amodra@bigpond.net.au>
4910 David Edelsohn <edelsohn@gnu.org>
4912 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
4913 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
4914 (SUPPORTS_WEAK): Likewise.
4915 * output.h (add_weak): Add tree param.
4916 * varasm.c (add_weak): Likewise. Save decl.
4917 (struct weak_syms): Add decl field.
4918 (mark_weak_decls): New function.
4919 (init_varasm_once): ggc_add_root mark_weak_decls.
4920 (assemble_start_function): Use ASM_WEAKEN_DECL.
4921 (assemble_variable): Likewise.
4922 (assemble_alias): Likewise.
4923 (declare_weak): Pass decl to add_weak.
4924 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
4925 (remove_from_pending_weak_list): Declare and define for
4927 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
4928 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
4929 * defaults.h (SUPPORTS_WEAK): Likewise.
4930 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
4931 .weak for code sym. Do emit .size for descriptor sym.
4932 (ASM_DECLARE_FUNCTION_SIZE): Define.
4933 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
4934 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
4935 .lglobl unless TARGET_XCOFF. Formatting fixes.
4936 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
4938 (HANDLE_PRAGMA_WEAK): Remove.
4939 (ASM_WEAKEN_LABEL): Remove.
4940 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
4942 2002-03-01 Jason Merrill <jason@redhat.com>
4944 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
4945 (TARGET_EXPR_CLEANUP): New macro.
4947 2002-02-28 Steve Ellcey <sje@cup.hp.com>
4949 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
4950 to take ptr_extend into account as third type of extension.
4951 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
4952 fields used by SUBREG_PROMOTED_UNSIGNED_P.
4953 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
4954 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
4955 * calls.c (precompute_arguments): Use new macro.
4956 (expand_call): Ditto.
4957 * combine.c (nonzero_bits): Ditto.
4958 (record_promoted_value): Ditto.
4959 * expr.c (store_expr): Ditto.
4960 (expand_expr): Ditto.
4961 * function.c (assign_parms): Ditto.
4963 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
4965 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
4966 override -shared and -shared-libgcc.
4968 2002-02-28 David O'Brien <obrien@FreeBSD.org>
4970 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
4972 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
4975 2002-02-28 Richard Henderson <rth@redhat.com>
4977 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
4978 4 cycle latency from MM producers.
4979 (ia64_internal_sched_reorder): Likewise with pipeline flush.
4981 2002-02-28 Jakub Jelinek <jakub@redhat.com>
4983 * mklibgcc.in: Don't use GNU make extension.
4985 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
4987 * c-parse.in (STATIC): New terminal.
4988 (scspec): New non-terminal. Update productions accordingly.
4989 (program): Remove bogus ifc / end ifc.
4990 (array_declarator): Simplify production using STATIC.
4992 2002-02-28 Jim Meyering <meyering@lucent.com>
4994 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
4995 \a still means TARGET_BELL.
4997 2002-02-28 Richard Henderson <rth@redhat.com>
4999 * haifa-sched.c (sched_emit_insn): New.
5000 (schedule_block): Use last_scheduled_insn to track last insn.
5001 * sched-int.h (sched_emit_insn): Prototype.
5002 * config/ia64/ia64.c (last_issued): Remove.
5003 (ia64_variable_issue): Don't set it.
5004 (nop_cycles_until): Use sched_emit_insn.
5006 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
5008 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
5011 2002-02-28 Kazu Hirata <kazu@hxi.com>
5013 * config/h8300/h8300.c: Fix formatting.
5014 * config/h8300/h8300.h: Likewise.
5016 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
5018 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
5019 which may overwrite the high byte of the frame pointer.
5021 2002-02-28 Bo Thorsen <bo@suse.de>
5023 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
5024 (STARTFILE_SPEC): Add 64 bit files.
5025 (ENDFILE_SPEC): Likewise.
5027 2002-02-28 Jason Merrill <jason@redhat.com>
5029 * c-decl.c (finish_function): Only warn about missing return
5030 statement with -Wreturn-type.
5032 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
5034 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
5036 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
5037 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
5039 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
5041 * basic-block.h (BB_REACHABLE): Renumber.
5042 (BB_DIRTY, BB_NEW): New flags.
5043 (clear_bb_flags): Declare.
5044 (update_life_info_in_dirty_blocks): Declare.
5045 * cfg.c (clear_bb_flags): New function.
5046 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
5047 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
5048 reorder_insns, emit_insn_after): Mark block as dirty.
5049 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
5050 (update_life_info_in_dirty_blocks): New function.
5051 * recog.c (apply_change_group): Dirtify block.
5053 * cse.c (cse_insn): Reorder emitting of jump insn to keep
5055 * gcse.c (delete_null_pointer_checks): Likewise.
5057 * toplev.c (dump_file_index): Move cse2 after bp,
5059 (dump_file_info): Similary.
5060 (rest_of_compilation): Avoid most of CFG rebuilds;
5061 do first if converision after null pointer checks, do cse2
5062 after branch prediction; avoid full liveness rebuild after
5063 initializing subregs.
5064 * invoke.texi (-d options): Document -du, renumber.
5066 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
5067 (notice_new_block): Do not set BB_UPDATE_LIFE.
5068 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
5069 merge_blocks_move_successor_nojumps, merge_blocks,
5070 try_crossjump_to_edge): Likewise.
5071 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
5072 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
5073 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
5074 (merge_of_block): Do not use life_data_ok.
5075 (find_if_case_1): Do not use SET_UPDATE_LIFE.
5076 (if_convert): Use BB_DIRTY mechanizm to update life.
5077 * lcm.c (optimize_mode_switching): Update
5078 update_life_info_in_dirty_blocks
5080 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
5082 * Makefile.in (integrate.o): Update.
5083 * c-decl.c (copy_lang_decl): Rename.
5084 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
5085 * integrate.c: Include langhooks.h.
5086 (copy_decl_for_inlining): Update to use langhook.
5087 * langhooks-def.h (lhd_do_nothing_t,
5088 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
5089 (LANG_HOOKS_INITIALIZER): Update.
5090 * langhooks.c (lhd_do_nothing_t): New.
5091 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
5092 * tree.h (copy_lang_decl): Remove.
5094 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
5096 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
5098 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
5099 POST_DEC, and POST_MODIFY.
5101 2002-02-27 Zack Weinberg <zack@codesourcery.com>
5103 * c-typeck.c (digest_init): Remove unused parameter; all
5106 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
5108 * expmed.c (expand_shift): Correctly test for low part of a
5111 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
5113 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
5114 insn UIDs with insn addresses.
5116 2002-02-27 Zack Weinberg <zack@codesourcery.com>
5118 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
5119 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
5120 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
5121 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
5122 gcc.c, toplev.c: Delete code implementing -traditional mode.
5124 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
5125 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
5126 Document removal of -traditional mode for compilation, and
5127 remove documentation only relevant to that mode.
5129 * config/nextstep.h, config/ptx4.h, config/svr4.h,
5130 config/convex/convex.h, config/d30v/d30v.h,
5131 config/i386/dgux.h, config/i386/osf1elf.h,
5132 config/i386/osfelf.h, config/i386/osfrose.h,
5133 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
5134 config/m68k/hp310.h, config/m88k/dgux.h,
5135 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
5136 config/m88k/m88k.h, config/m88k/openbsd.h,
5137 config/mips/abi64.h, config/mips/osfrose.h,
5138 config/mips/svr4-5.h, config/mips/svr4-t.h,
5139 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
5140 config/stormy16/stormy16.h: Remove all references to
5141 -traditional from target specs. Delete all mention of the
5142 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
5143 delete a couple of commented-out definitions of
5144 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
5147 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
5148 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
5150 2002-02-27 Zack Weinberg <zack@codesourcery.com>
5152 * mklibgcc.in: Don't use \n in a line subject to
5153 interpretation by echo.
5155 2002-02-27 Graham Stott <grahams@redhat.com>
5157 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
5160 * loop.c (prescan_loop): Handle PARALLEL.
5162 * unroll.c (loop_iterations): Return 0 if the add_val for
5165 * final.c (output_operand_lossage): Constify PFX_STR.
5167 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
5169 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
5171 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
5172 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
5174 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
5176 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
5178 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
5180 * cpplex.c (_cpp_lex_token): Handle directives in macro
5182 * cpplib.c (_cpp_handle_directive): Save and restore state
5183 if parsing macro args when entering a directive.
5184 * cppmacro.c (collect_args): No need to handle directives
5186 (enter_macro_context, replace_args): Use the original macro
5187 definition in case it was redefined whilst collecting arguments.
5191 2002-02-26 David Edelsohn <edelsohn@gnu.org>
5193 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
5194 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
5195 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
5197 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
5198 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
5199 (load_toc_v4_PIC_2): Same.
5201 2002-02-26 Alan Modra <amodra@bigpond.net.au>
5203 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
5205 2002-02-26 Richard Henderson <rth@redhat.com>
5207 * config/alpha/alpha.md (ashldi_se): Re-enable.
5209 2002-02-26 Richard Henderson <rth@redhat.com>
5211 * config/alpha/alpha.c (alpha_encode_section_info): Examine
5212 MODULE_LOCAL_P; improve commentary.
5214 2002-02-26 Zack Weinberg <zack@codesourcery.com>
5216 * doc/cpp.texi: Clarify documentation of relationship between
5219 2002-02-26 Kazu Hirata <kazu@hxi.com>
5221 * config/h8300/h8300-protos.h: Update the prototype for
5222 compute_logical_op_length. Add the prototype for
5223 compute_logical_op_cc.
5224 * config/h8300/h8300.c (compute_logical_op_length): Figure out
5226 (compute_logical_op_cc): New.
5227 * config/h8300/h8300.md: Combine all the logical op patterns
5228 in HImode and SImode. Use compute_logical_op_cc.
5230 2002-02-26 Kelley Cook <kelleycook@comcast.net>
5232 * config/i386/i386.c (print_operand): Don't append ATT-style
5233 length suffixs to x87 opcodes when in Intel mode.
5235 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
5237 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
5238 (init_emit_once): Update calls.
5239 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
5240 (init_syntax_once): Prototype.
5242 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
5244 * pa-linux.h (LIB_SPEC): Update definition.
5245 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
5247 2002-02-26 Richard Henderson <rth@redhat.com>
5249 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
5250 if we emitted a stop bit.
5252 2002-02-26 Jakub Jelinek <jakub@redhat.com>
5254 * configure.in (libgcc_visibility): Substitute.
5255 * configure: Rebuilt.
5256 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
5257 defined symbols .hidden.
5259 2002-02-26 Jakub Jelinek <jakub@redhat.com>
5261 * attribs.c (c_common_attribute_table): Add visibility.
5262 (handle_visibility_attribute): New function.
5263 * varasm.c (assemble_visibility): New function.
5264 * output.h (assemble_visibility): Add prototype.
5265 * tree.h (MODULE_LOCAL_P): Define.
5266 * crtstuff.c (__dso_handle): Use visibility attribute.
5267 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
5268 for MODULE_LOCAL_P symbols too.
5269 * config/ia64/ia64.c (ia64_encode_section_info): Handle
5270 MODULE_LOCAL_P symbols the same way as local symbols.
5271 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
5272 into .sdata/.sbss by the user.
5273 * doc/extend.texi (Function Attributes): Document visibility
5276 2002-02-26 Jakub Jelinek <jakub@redhat.com>
5279 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
5280 STRING_CST initializer spanning the whole variable without
5282 If expand_expr returned MEM, don't use it.
5284 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
5286 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
5287 generate a die for the lexical block.
5289 2002-02-26 Kazu Hirata <kazu@hxi.com>
5291 * config/h8300/h8300-protos.h: Add a prototype for
5292 compute_logical_op_length.
5293 * config/h8300/h8300.c (compute_logical_op_length): New.
5294 * config/h8300/h8300.md (anonymous logical patterns): Use
5295 compute_logical_op_length for length.
5297 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
5299 * dwarf2out.c (modified_type_die): Do not call type_main_variant
5301 (gen_type_die): Same.
5303 * attribs.c (handle_vector_size_attribute): Set debug information.
5305 2002-02-26 Daniel Egger <degger@fhm.edu>
5307 * config/rs6000/rs6000.md: Swap define_insn attributes to
5308 fix incorrect generation of merge high instructions instead
5311 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
5313 * c-typeck.c (really_start_incremental_init): Use
5314 bitsize_zero_node for vectors.
5316 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
5318 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
5319 ("*set_vrsave_internal"): Same.
5321 2002-02-25 Richard Henderson <rth@redhat.com>
5323 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
5324 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
5326 2002-02-25 Jakub Jelinek <jakub@redhat.com>
5329 * config/i386/i386.c (ix86_return_pops_args): Only pop
5330 fake structure return argument if it was passed on the stack.
5332 2002-02-25 Jason Merrill <jason@redhat.com>
5334 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
5337 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
5339 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
5340 link with shared_name only.
5341 * doc/invoke.texi (Link Options): Document new behavior.
5343 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
5345 * c-typeck.c (push_init_level): Handle vectors.
5347 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
5349 * config/sparc/sparc.c (const64_high_operand): Zero-extend
5350 operands of SPARC_SETHI_P.
5351 (input_operand): Likewise.
5352 (sparc_emit_set_const32): Likewise.
5353 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
5354 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
5355 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
5356 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
5357 (movdi_insn_sp64_vis): Likewise.
5358 (movdi split, movdf split): Use SETHI32.
5359 * doc/md.texi: Document SPARC constraints L, M and N.
5361 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
5363 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
5364 ("*set_vrsave_internal"): use mfspr for Darwin.
5366 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
5367 gen_get_vrsave_internal.
5369 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5371 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
5373 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
5375 * cpplex.c (cpp_interpret_charconst): Get signedness or
5376 otherwise of wide character constants correct.
5377 * cppexp.c (lex): Get signedness of wide charconsts correct.
5379 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5381 * optabs.c (widen_operand): Only call convert_modes for
5382 promoted SUBREG if signedness matches.
5383 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
5385 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
5387 * cpplib.c (glue_header_name): Use local buffer to build up
5390 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
5392 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
5394 2002-02-23 Kazu Hirata <kazu@hxi.com>
5396 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
5397 H8/300[HS] separately.
5398 * config/h8300/h8300.md: Remove the early clobber constraint
5399 from bit field patterns.
5401 2002-02-23 Kazu Hirata <kazu@hxi.com>
5403 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
5405 (mulhisi3): Likewise.
5406 (umulqisi3): Likewise.
5407 (umulhisi3): Likewise.
5409 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
5411 * cppinit.c (output_deps): Correct test for stdout output.
5412 (init_dependency_output): Cure warning.
5414 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5416 * expr.c (store_expr): When converting expression to promoted
5417 equivalent type, allow using SUBREG_REG of TARGET as the target
5418 of the expansion of EXP.
5419 * loop.c (basic_induction_var, case SUBREG): Always look inside.
5420 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
5421 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
5422 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
5423 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
5425 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
5427 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
5428 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
5429 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
5431 2002-02-23 Jakub Jelinek <jakub@redhat.com>
5433 PR optimization/5747
5434 * loop.c (scan_loop): Update reg info if move_movables created new
5437 2002-02-23 David Edelsohn <edelsohn@gnu.org>
5439 * gcc.c (init_gcc_spec): Revert last change.
5441 2002-02-23 David Edelsohn <edelsohn@gnu.org>
5443 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
5444 gpc_reg_operand constraint.
5446 2002-02-23 Alan Modra <amodra@bigpond.net.au>
5448 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
5449 Simplify comparison of `low'.
5450 (add_operand): Fix formatting.
5451 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
5452 (mask_operand): Disallow mask to wrap in 64-bit mode.
5453 (rs6000_stack_info): Remove redundant test setting push_p.
5454 (output_toc): Fix formatting.
5455 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
5456 cc_reg_not_cr0_operand constraint.
5457 (booldi3, boolcdi3 splitters): Same.
5459 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
5461 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
5463 2002-02-22 David Edelsohn <edelsohn@gnu.org>
5465 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
5466 gcc invoked with -shared-libgcc.
5468 2002-02-22 Jakub Jelinek <jakub@redhat.com>
5471 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
5472 decl if any of elements was TREE_USED.
5474 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
5476 * config/sparc/sol2.h: Don't include sys/mman.h.
5477 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
5478 (arith_4096_operand): Don't throw high bits away.
5479 (const64_operand): Take sign extension of CONST_INTs into account.
5480 (const64_high_operand, sparc_emit_set_const32): Likewise.
5481 (GEN_HIGHINT64): Likewise.
5482 (sparc_emit_set_const64_quick1): Likewise.
5483 (const64_is_2insns): Likewise.
5484 (print_operand): Use trunc_int_for_mode for sign extension.
5485 * config/sparc/sparc.h (SMALL_INT32): Likewise.
5486 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
5487 chars. Assume CONST_INT is already properly sign-extended.
5488 (movdi split): Sign-extend each SImode part.
5489 (andsi3 split): Don't mask high bits off, so that result
5490 remains properly sign-extend.
5491 (iorsi3 split): Likewise.
5492 (xorsi3 split): Likewise.
5494 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
5496 * fold-const.c (fold): Fix typo in comments.
5498 2002-02-21 Diego Novillo <dnovillo@redhat.com>
5500 * Makefile.in (langhooks.o): Update dependencies.
5502 2002-02-21 Diego Novillo <dnovillo@redhat.com>
5504 * langhooks.c: Include flags.h.
5506 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
5508 * testsuite/gcc.dg/attr-alwaysinline.c: New.
5510 * c-common.c (c_common_post_options): Set inline trees by
5513 * doc/extend.texi (Function Attributes): Document always_inline
5515 Update documentation about inlining when not optimizing.
5517 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
5519 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
5520 unless DECL_ALWAYS_INLINE.
5522 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
5523 unless DECL_ALWAYS_INLINE.
5524 (c_disregard_inline_limits): Disregard if always_inline set.
5526 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5527 Disregard if always_inline set.
5528 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
5529 unless DECL_ALWAYS_INLINE.
5531 * attribs.c (handle_always_inline_attribute): New.
5532 (c_common_attribute_table): Add always_inline.
5534 * config/rs6000/altivec.h: Add prototypes for builtins
5535 requiring the always_inline attribute.
5537 2002-02-21 Eric Christopher <echristo@redhat.com>
5539 * expmed.c (store_bit_field): Try to simplify the subreg
5540 before generating a new one when when the mode size of
5541 value is less than maxmode.
5543 2002-02-21 Richard Henderson <rth@redhat.com>
5545 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
5546 than gen_rtx_PLUS to form the sum.
5547 * explow.c (force_reg): Rearrange to not allocate new pseudo
5548 when force_operand returns a register.
5549 * expr.c (expand_assignment): Allow offset_rtx expansion to
5550 return a sum. Do not force addresses into registers.
5551 (expand_expr): Likewise.
5552 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
5553 to canonicalize arithmetic that didn't simpify.
5554 (simplify_plus_minus): New argument force; update
5555 all callers. Don't split CONST unless we can do something with it,
5556 and wouldn't lose the constness of the operands.
5558 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
5559 that we generated earlier.
5561 2002-02-21 Tom Tromey <tromey@redhat.com>
5563 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5564 (output_line_info): Use constant `1', with a long explanatory
5566 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
5568 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
5570 * jump.c (redirect_jump): If old label has no UID, don't try to
5573 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
5575 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
5576 If input is constant, do shifts at compile time.
5578 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
5580 * doc/extend.texi: Fix some more overfull hboxes.
5582 2002-02-21 Jakub Jelinek <jakub@redhat.com>
5584 PR optimization/4994
5585 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
5588 2002-02-21 Jakub Jelinek <jakub@redhat.com>
5591 * expr.h (expand_and): Add mode argument.
5592 * expmed.c (expand_and): Add mode argument.
5593 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
5594 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
5595 * except.c (expand_builtin_extract_return_addr): Likewise.
5596 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5597 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
5598 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
5599 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
5600 * config/c4x/c4x.md: Use GEN_INT (x) instead of
5601 gen_rtx (CONST_INT, VOIDmode, x).
5603 2002-02-21 Jakub Jelinek <jakub@redhat.com>
5606 * stmt.c (warn_if_unused_value): Move side effects test once more.
5608 2002-02-20 Torbjorn Granlund <tege@swox.com>
5610 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
5611 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
5613 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
5615 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
5616 SUBREG or ZERO_EXTEND.
5618 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
5620 * sh.h (current_function_anonymous_args): Remove.
5621 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
5622 of current_function_varargs and current_function_stdarg is set.
5623 * sh.c (sh_expand_prologue): Check current_function_varargs /
5624 current_function_stdarg / TARGET_SH5 instead of
5625 current_function_anonymous_args.
5627 * sh64.h (TARGET_VERSION): Define.
5629 2002-02-20 David Edelsohn <edelsohn@gnu.org>
5631 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
5632 VRSAVE_REGNO on TARGET_ALTIVEC.
5634 2002-02-20 Alan Modra <amodra@bigpond.net.au>
5636 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
5637 bits of SImode const_int.
5638 (includes_rshift_p): Likewise.
5639 (print_operand): Call mask_operand and mask64_operand with correct
5641 (rs6000_output_function_epilogue): Pad traceback table to word.
5642 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
5643 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
5644 mask64_operand with correct mode.
5645 (FUNCTION_ARG_REGNO_P): Correct parentheses.
5647 2002-02-20 Jakub Jelinek <jakub@redhat.com>
5650 * varasm.c (get_pool_constant_mark): New.
5651 * rtl.h (get_pool_constant_mark): Add prototype.
5652 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
5653 be represented if it has not been output.
5655 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
5657 * combine.c (do_SUBST): Sanity check substitutions of
5658 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
5659 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
5660 CONST_INT into its operand.
5661 (known_cond): Likewise, for ZERO_EXTEND.
5662 * simplify-rtx.c (simplify_unary_operation): Fix condition to
5663 allow for simplification of wide modes. Reject CONST_INTs in
5664 ZERO_EXTEND when their actual mode is not given.
5666 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
5668 * c-decl.c (pushdecl): If no global declaration is found for an
5669 extern declaration in block scope, try a limbo one.
5671 2002-02-20 Jakub Jelinek <jakub@redhat.com>
5674 * c-common.c (pointer_int_sum): Moved from...
5675 * c-typeck.c (pointer_int_sum): ...here.
5676 * c-common.h (pointer_int_sum): Add prototype.
5678 2002-02-20 Jakub Jelinek <jakub@redhat.com>
5681 * c-decl.c (duplicate_decls): Return 0 if issued error about
5684 2002-02-20 Roger Sayle <roger@eyesopen.com>
5685 Jakub Jelinek <jakub@redhat.com>
5688 * tree.c (host_integerp): Ensure that the constant integer is
5689 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
5690 when pos is zero or non-zero respectively. Clarify comment.
5691 * c-format.c (check_format_info_recurse): Fix host_integerp
5692 usage; the pos argument should be zero when assigning to a
5693 signed HOST_WIDE_INT.
5695 2002-02-20 Richard Henderson <rth@redhat.com>
5697 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
5698 of the operand, rather than assuming TImode.
5699 (ix86_expand_binop_builtin): Cope with commutative patterns
5700 using nonimmediate_operand for both operands.
5701 (ix86_expand_timode_binop_builtin): Likewise.
5702 (ix86_expand_store_builtin): Validate operand 1.
5703 (ix86_expand_unop1_builtin): Likewise.
5705 2002-02-20 Philip Blundell <philb@gnu.org>
5708 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
5710 2002-02-20 Richard Henderson <rth@redhat.com>
5713 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
5715 2002-02-20 Tom Tromey <tromey@redhat.com>
5717 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5718 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5719 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5720 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
5721 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
5724 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
5726 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
5727 for (const_int 0) in X not just INTVAL.
5729 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
5731 * doc/extend.texi: Avoid or reduce overfull hboxes.
5733 2002-02-20 Diego Novillo <dnovillo@redhat.com>
5735 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
5736 operations if the field does not start at a mode boundary.
5738 2001-02-20 Joel Sherrill <joel@OARcorp.com>
5740 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
5741 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
5742 Also done for -Acpu and -Amachine.
5744 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
5746 * cppinit.c (init_dependency_output): Take deps output file
5747 from -o if none given with -MF. Suppress normal output.
5748 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
5749 * doc/cpp.texi, doc/invoke.texi: Update.
5751 2002-02-19 Zack Weinberg <zack@codesourcery.com>
5753 * toplev.c (output_quoted_string): Write unprintable
5754 characters with octal escapes.
5756 2002-02-19 David Edelsohn <edelsohn@gnu.org>
5758 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
5759 really_call_used[VRSAVE_REGNO] if not Altivec.
5761 2002-02-19 Alan Modra <amodra@bigpond.net.au>
5763 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
5765 (constant_pool_expr_1): Fix formatting.
5766 (rs6000_legitimize_reload_address): Likewise.
5768 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5770 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
5771 now that we have one.
5773 2002-02-19 Zack Weinberg <zack@codesourcery.com>
5775 * tree.h (struct tree_common): Remove aux. Add unused_0 at
5776 end of first block of bitfields (which was only seven bits);
5777 rename dummy to unused_1; remove comment which is no longer true.
5779 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
5781 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
5783 2002-02-19 Philip Blundell <pb@nexus.co.uk>
5786 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
5790 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
5791 arm_is_longcall_p rather than inspecting call-type cookie
5793 (call_value_insn) [TARGET_THUMB]: Likewise.
5795 2002-02-19 Graham Stott <grahams@redhat.com>
5797 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
5799 2002-02-19 David Edelsohn <edelsohn@gnu.org>
5801 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
5802 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
5803 (FP_SAVE_INLINE): Delete.
5805 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
5806 * config/rs6000/eabi.asm: Remove ABI save restore routines.
5807 * config/rs6000/t-ppccomm: Build crtsavres.o.
5808 * config/rs6000/crtsavres.asm: New file.
5810 2002-02-19 Philip Blundell <philb@gnu.org>
5812 * config/arm/arm.c (use_return_insn): Don't reject interrupt
5814 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
5815 (output_return_instruction): Allow interrupt functions to return with
5816 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
5817 (arm_expand_prologue): Subtract 4 before stacking LR in an
5820 2002-02-19 Philip Blundell <pb@nexus.co.uk>
5822 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
5823 decl, not just FUNCTION_DECL.
5824 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
5825 (arm_assemble_integer): Likewise.
5826 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
5829 2002-02-19 matthew green <mrg@eterna.com.au>
5831 * config.gcc (sparc-*-netbsdelf*): Enable target.
5832 (sparc64-*-netbsd*): New target.
5833 * config/sparc/netbsd-elf.h: New file.
5834 * config/sparc/t-netbsd64: New file.
5836 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
5838 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
5840 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
5842 * doc/invoke.texi: explicitly list the style guidelines that
5843 -Weffc++ checks for.
5845 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
5847 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
5849 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
5852 * gcc.c (cpp_unique_options): Treat -o as indicating object file
5853 only if not -E. If -E, pass -o through to the preprocessor.
5855 2002-02-19 Kazu Hirata <kazu@hxi.com>
5857 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
5858 register number with an appropriate macro.
5860 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
5862 * doc/rtl.texi (Constants): Close @code tag.
5864 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
5866 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
5867 ("mmx_uavgv4hi3"): Same.
5868 ("pmulhrwv4hi3"): Same.
5870 * tree-inline.c (walk_tree): Handle vectors.
5872 * c-common.c (constant_expression_warning): Handle vectors.
5873 (overflow_warning): Same.
5875 * sched-deps.c (sched_analyze_2): Handle vectors.
5877 * rtlanal.c (rtx_unstable_p): Handle vectors.
5878 (rtx_varies_p): Same.
5879 (count_occurrences): Same.
5880 (regs_set_between_p): Same.
5881 (modified_between_p): Same.
5882 (modified_in_p): Same.
5883 (volatile_insn_p): Same.
5884 (volatile_refs_p): Same.
5885 (side_effects_p): Same.
5887 (inequality_comparisons_p): Same.
5888 (replace_regs): Same.
5889 (computed_jump_p_1): Same.
5891 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
5893 (inner_mode_array): New.
5894 (copy_rtx): Handle vectors.
5895 (copy_most_rtx): Same.
5896 (rtx_equal_p): Same.
5897 (get_mode_alignment): Adjust for vectors.
5899 * resource.c (mark_referenced_resources): Handle vectors.
5900 (mark_set_resources): Same.
5902 * reload1.c (eliminate_regs): Handle vectors.
5903 (elimination_effects): Same.
5904 (scan_paradoxical_subregs): Same.
5906 * reload.c (subst_reg_equivs): Handle vectors.
5908 * regrename.c (scan_rtx): Handle vectors.
5910 * regclass.c (reg_scan_mark_refs): Handle vectors.
5912 * recog.c (find_single_use_1): Handle vectors.
5914 * local-alloc.c (equiv_init_varies_p): Handle vectors.
5915 (contains_replace_regs): Same.
5916 (memref_referenced_p): Same.
5918 * integrate.c (copy_rtx_and_substitute): Handle vectors.
5919 (subst_constants): Same.
5921 * genattrtab.c (attr_copy_rtx): Handle vectors.
5922 (encode_units_mask): Same.
5923 (clear_struct_flag): Same.
5924 (count_sub_rtxs): Same.
5926 * gcse.c (want_to_gcse_p): Handle vectors.
5927 (oprs_unchanged_p): Same.
5928 (hash_expr_1): Same.
5929 (oprs_not_set_p): Same.
5930 (expr_killed_p): Same.
5931 (compute_transp): Same.
5932 (store_ops_ok): Same.
5934 * function.c (purge_addressof_1): Do not allow paradoxical subregs
5936 (fixup_var_refs_1): Same.
5937 (instantiate_virtual_regs_1): Same.
5939 * fold-const.c (operand_equal_p): Handle vectors.
5941 (rtl_expr_nonnegative_p): Same.
5943 * flow.c (mark_used_regs): Handle vectors.
5945 * df.c (df_uses_record): Handle vectors.
5947 * cselib.c (cselib_subst_to_values): Handle vectors.
5948 (cselib_mem_conflict_p): Same.
5951 * cse.c (canon_reg): Handle vectors.
5953 (cse_process_notes): Same.
5954 (count_reg_usage): Same.
5957 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
5959 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
5961 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
5962 (gen_rtx): Handle CONST_VECTOR.
5963 (gen_const_vector_0): New.
5964 (copy_rtx_if_shared): CONST_VECTORs can be shared.
5965 (reset_used_flags): Same.
5966 (copy_insn_1): Same.
5967 (initializer_constant_valid_p): Handle VECTOR_CST.
5969 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
5971 * doc/rtl.texi (Constants): Document const_vector.
5972 (CONST0_RTX): Update for vectors.
5973 (RTL sharing): Same.
5975 * print-tree.c (print_node): Add case for VECTOR_CST.
5977 * tree.h (TREE_VECTOR_CST_ELTS): New.
5978 (struct tree_vector): New.
5979 (union tree_node): Add vector node.
5980 (build_vector): Add prototype.
5982 * tree.def (VECTOR_CST): New.
5984 * tree.c (build_vector): New.
5986 * expmed.c (make_tree): Handle CONST_VECTOR.
5988 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
5989 (CONST_VECTOR_ELT): New.
5990 (CONST_VECTOR_NUNITS): New.
5992 * machmode.h (GET_MODE_INNER): New.
5993 (DEF_MACHMODE): Accept 8th arg.
5995 * machmode.def: Add 8th argument for vector inner mode.
5996 Add inner vector modes for vectors.
5998 * rtl.def (VEC_CONST): Remove.
5999 (CONST_VECTOR): New.
6001 * expr.c (clear_storage): Allow vectors.
6002 (is_zeros_p): Handle VECTOR_CST.
6004 * varasm.c (output_constant_pool): Handle vectors.
6005 (rtx_const): Add veclo and vechi fields.
6006 (kind): Add RTX_VECTOR.
6007 (decode_rtx_const): Add case for vector.
6009 * config/rs6000/rs6000-protos.h: Add zero_constant.
6011 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
6012 constants. Force easy vector constants into memory.
6013 (easy_vector_constant): New.
6014 (emit_easy_vector_constant): New.
6015 (rs6000_legitimize_reload_address): Do not generate bad reloads on
6018 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
6020 ("altivec_lvxl"): Same.
6021 (altivec_lvebx): Same.
6022 (altivec_lvehx): Same.
6023 (altivec_lvewx): Same.
6024 ("*movv4si_const0"): New.
6025 ("*movv4sf_const0"): New.
6026 ("*movv8hi_const0"): New.
6027 ("*movv16qi_const0"): New.
6029 2002-02-18 Kazu Hirata <kazu@hxi.com>
6031 * config/h8300/h8300.c (notice_update_cc): Use
6034 2002-02-18 Kazu Hirata <kazu@hxi.com>
6036 * config/h8300/h8300.md (divmod patterns): Change the
6037 constraints for operands[1] to register_operand.
6039 2002-02-18 Kazu Hirata <kazu@hxi.com>
6041 * config/h8300/h8300-protos.h: Remove the prototype for
6043 * config/h8300/h8300.c (p_operand): Remove.
6044 * config/h8300/h8300.md: Replace p_operand with
6047 2002-02-18 Philip Blundell <pb@nexus.co.uk>
6049 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
6051 (output_return_instruction): Allow use of LDR to unstack
6052 return addresss even for interrupt handlers or when
6053 interworking. If compiling for ARMv5, use interworking-safe
6054 return instructions by default. Remove duplicated code and
6055 lengthy "strcat" sequences.
6057 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6059 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
6060 (LINK_EH_SPEC): Define.
6061 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
6063 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6065 * config/s390/s390.c (s390_emit_prologue): Do not set the
6066 frame_related flag for call-clobbered registers.
6068 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
6070 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
6071 (construct_container): Fix handling of SSE operands.
6072 (ix86_expand_builtin): Fix handling of 64bit pointers.
6073 (mmx_maskmovq_rex): New pattern.
6075 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
6077 * regrename.c (kill_set_value): Handle subregs properly.
6079 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
6081 * objc/objc-act.c (handle_impent): Remove leading '*'
6082 from objc_class_name.
6084 2002-02-17 Richard Henderson <rth@redhat.com>
6086 * config/alpha/alpha.c (some_small_symbolic_operand,
6087 some_small_symbolic_operand_1, split_small_symbolic_operand,
6088 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
6089 Handle small SYMBOL_REFs anywhere, not just inside memories.
6090 * config/alpha/alpha-protos.h: Update.
6091 * config/alpha/alpha.h (PREDICATE_CODES): Update.
6092 * config/alpha/alpha.md (small symbolic operand splitter): Update.
6094 2002-02-17 Roland McGrath <roland@frob.com>
6096 * config.gcc (powerpc-*-gnu-gnualtivec*,
6097 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
6098 * config/rs6000/gnu.h: New file.
6099 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
6100 Grok "gnu" in rs6000_abi_name.
6101 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
6102 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
6103 Grok -mcall-gnu analogous to -mcall-linux et al.
6104 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
6105 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
6106 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
6108 2002-02-17 Jakub Jelinek <jakub@redhat.com>
6111 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
6114 2002-02-17 Philipp Thomas <pthomas@suse.de>
6116 * config/cris/cris.h: Undefine STARTFILE_SPEC and
6117 ENDFILE_SPEC before (re)defining them.
6119 2002-02-17 Kazu Hirata <kazu@hxi.com>
6121 * config/h8300/h8300.c: Fix formatting.
6122 * config/h8300/h8300.h: Likewise.
6124 2002-02-17 Philipp Thomas <pthomas@suse.de>
6126 * doc/tm.texi: Explain why empty strings should not be
6127 marked for translation.
6129 2002-02-17 Philipp Thomas <pthomas@suse.de>
6131 * final.c (output_operand_lossage): Changed to accept
6132 printf style arguments. Change calls where necessary.
6133 * output.h (output_operand_lossage): Change declaration
6134 accordingly. Update copyright.
6135 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
6136 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
6137 Update copyright date where necessary.
6139 * config/i386/i386.c (print_operand): Likewise. Remove use of
6142 * config/cris/cris.c (cris_operand_lossage): Likewise.
6143 Rename parameter so that exgettext recognizes it as
6144 translatable message.
6145 (LOSE_AND_RETURN): Rename parameter to msgid.
6147 2002-02-17 Kazu Hirata <kazu@hxi.com>
6149 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
6150 hard coded register number with an appropriate macro.
6151 (HARD_REGNO_MODE_OK): Likewise.
6152 (ARG_POINTER_REGNUM): Likewise.
6153 (STATIC_CHAIN_REGNUM): Likewise.
6154 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
6155 * config/h8300/h8300.md (define_constants): Define more
6158 2002-02-17 Philipp Thomas <pthomas@suse.de>
6160 * config/i386/i386.h: Don't mark empty strings for translation.
6162 2002-02-16 H.J. Lu <hjl@gnu.org>
6164 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
6166 2002-02-16 Zack Weinberg <zack@codesourcery.com>
6168 * cppinit.c (merge_include_chains): Check for brack being
6169 NULL before attempting to merge it with qtail.
6171 2002-02-16 Andrew Cagney <ac131313@redhat.com>
6173 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
6176 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6178 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
6180 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6182 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
6183 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
6184 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
6186 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6188 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
6189 now only if !TARGET_FIX.
6190 (*movsi_nt_vms_fix): New pattern.
6192 2002-02-16 Douglas B Rupp <rupp@gnat.com>
6194 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
6195 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
6196 (alpha_sa_mask, alpha_sa_size): Reflect above change.
6197 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
6198 (alpha_start_function, alpha_expand_epilogue): Likewise.
6199 (unicosmk_gen_dsib): Likewise.
6201 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6203 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
6205 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
6207 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
6208 check_and_change_labels, s390_final_chunkify): Delete.
6209 (s390_split_branches, s390_chunkify_pool): New functions.
6210 (s390_function_prologue): Call them.
6212 * config/s390/s390.h (S390_REL_MAX): Delete.
6213 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
6215 * config/s390/s390.md (cjump, icjump, jump): Fix length
6216 attribute calculation.
6219 2002-02-15 David Edelsohn <edelsohn@gnu.org>
6221 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
6222 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
6224 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
6226 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
6227 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
6228 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
6230 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
6232 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
6234 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
6236 * reload.c (find_dummy_reload): Check that an output register
6237 is valid for its mode.
6239 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
6241 * combine.c (known_cond): After replacing the REG of a SUBREG, try
6244 * function.c (assign_parms): Demote promoted argument passed by
6245 transparent reference.
6247 2001-02-14 Joel Sherrill <joel@OARcorp.com>
6249 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
6250 -Acpu() and -Amachine() to eliminate warnings.
6252 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6254 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
6256 2002-02-14 Kazu Hirata <kazu@hxi.com>
6258 * config/h8300/h8300-protos.h: Update the prototype for
6260 * config/h8300/h8300.c (const_costs): Treat SET as a little
6261 more expensive operation.
6262 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
6263 reference to const_costs.
6265 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
6267 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
6269 2002-02-14 Jakub Jelinek <jakub@redhat.com>
6272 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
6273 use arguments from newtype.
6275 2002-02-13 Eric Christopher <echristo@redhat.com>
6277 * config/mips/mips.c (override_options): Add check for march/mipsX
6278 on the same command line. Fix error message in cpu processing.
6279 Remove architecture and ISA checks.
6281 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
6283 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
6285 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
6287 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
6289 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
6291 ("*movv8hi_internal1"): Same.
6292 ("*movv16qi_internal1"): Same.
6293 ("*movv4sf_internal1"): Same.
6295 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
6296 not push_reload for altivec modes.
6298 2002-02-13 Joel Sherrill <joel@OARcorp.com>
6300 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
6301 all RTEMS targets including removal of #includes from config/*/rtems*.h
6302 file and adding them to tm_file setting. Added xm_defines=POSIX to
6304 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
6305 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
6306 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
6307 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
6308 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
6309 config/m68k/rtemself.h: Ditto.
6310 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
6311 config/mips/rtems64.h: Ditto.
6312 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
6313 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
6315 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
6316 config/sparc/rtemself.h: Ditto.
6317 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
6318 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
6319 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
6321 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
6322 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
6323 target made more similar to i386-elf.
6324 * config/i386/t-rtems-i386: Added soft float support and multilibs.
6325 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
6326 be similar to config/m68k/t-m68kelf.
6327 * gthr-rtems.h: Encapsulate with extern "C" for C++.
6329 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
6331 * regmove.c (kill_value): Handle subregs.
6333 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
6335 * i386.md (mul patterns): Allow memory operand to be first;
6336 add expanders where needed; fix constraints.
6337 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
6338 Allow memory operand to be the first.
6340 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
6343 2002-02-13 Jakub Jelinek <jakub@redhat.com>
6346 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
6349 2002-02-13 Jakub Jelinek <jakub@redhat.com>
6351 PR optimization/5547:
6352 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
6353 all valid IA-32 address modes involving non-scaled %ebx and
6354 GOT/GOTOFF as displacement.
6356 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
6358 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
6359 after emitting ltorg insns.
6361 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
6362 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
6363 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
6364 *abssf2): Fix "op_type" attribute.
6366 2002-02-13 Douglas B Rupp <rupp@gnat.com>
6368 * mkconfig.sh: Avoid using a subshell redirect.
6369 ($output.T): Change to $(output)T.
6370 (ENABLE_NLS): Remove unneeded undef.
6372 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
6373 * config/alpha/x-vms (libsubdir): Define.
6375 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
6376 register frame procedures. Optimize retrieving context.
6378 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
6379 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
6380 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
6382 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6384 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
6385 Make same change as for find_base_value.
6387 2002-02-13 Kazu Hirata <kazu@hxi.com>
6389 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
6390 of QImode and SImode.
6392 2002-02-13 Kazu Hirata <kazu@hxi.com>
6394 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
6395 length computation of movsi.
6396 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
6398 2002-02-13 Kazu Hirata <kazu@hxi.com>
6400 * config/h8300/h8300.md (subqi3): Tighten the predicate for
6401 operands[2] to register_operand.
6403 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
6405 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
6407 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
6409 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
6410 for altivec_lvx* and altivec_stvx*.
6411 ("*movv4si_internal"): Add constraint for loading from GPRs.
6412 ("*movv8hi_internal1"): Same.
6413 ("*movv16qi_internal1"): Same.
6414 ("*movv4sf_internal1"): Same.
6416 * config/rs6000/rs6000.c (altivec_register_operand): New.
6418 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
6419 altivec_register_operand.
6421 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
6423 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
6426 2002-02-13 Stan Shebs <shebs@apple.com>
6428 * c-typeck.c (digest_init): Handle vectors.
6429 (really_start_incremental_init): Same.
6430 (pop_init_level): Same.
6431 (process_init_element): Same.
6433 * varasm.c (output_constant): Same.
6435 * expr.c (clear_storage): Same.
6436 (store_constructor): Same.
6438 2002-02-12 Eric Christopher <echristo@redhat.com>
6440 * explow.c (hard_function_value): Add comment explaining
6441 signed/unsigned comparison.
6443 2002-02-12 Jakub Jelinek <jakub@redhat.com>
6445 * jump.c (never_reached_warning): Add finish argument.
6446 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
6447 real insn after end.
6448 * rtl.h (never_reached_warning): Adjust prototype.
6449 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
6450 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
6451 never_reached_warning.
6453 2002-02-12 Graham Stott <grahams@redhat.com>
6455 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
6457 2002-02-12 Kazu Hirata <kazu@hxi.com>
6459 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
6460 logical shifts on H8/300.
6461 (shift_alg_si): Improve several shifts on H8/300.
6462 (get_shift_alg): Likewise.
6464 2002-02-12 Graham Stott <grahams@redhat.com>
6466 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
6468 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6470 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
6471 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
6473 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
6475 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
6476 non-CONST_INT through default_assemble_integer.
6477 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
6478 <case 8>: Abort for CONST_DOUBLE.
6480 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6482 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
6484 * config/pa/pa-linux.h (LIB_SPEC): Delete.
6485 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
6487 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
6489 * config/stormy16/stormy16.md (zero_extendqihi2): New.
6491 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
6493 * regrename.c (regrename_optimize): Don't accept a
6494 part-clobbered register if the replaced register is not part
6497 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
6498 take padding into account when computing the argument value.
6500 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
6502 * combine.c (try_combine): Apply substitutions in
6503 CALL_INSN_FUNCTION_USAGE too.
6505 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
6507 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
6508 __builtin_altivec_abs*.
6511 * config/rs6000/rs6000.h (rs6000_builtins): Add
6512 ALTIVEC_BUILTIN_ABS*.
6514 * config/rs6000/altivec.h: Use const char for builtins expecting
6516 (vec_abs): New versions for C and C++.
6519 2002-02-10 Kazu Hirata <kazu@hxi.com>
6521 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
6524 2002-02-10 Kazu Hirata <kazu@hxi.com>
6526 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
6527 constant definition from h8300.md.
6528 (FRAME_POINTER_REGNUM): Likewise.
6529 * config/h8300/h8300.md (define_constants): Add FP_REG.
6531 2002-02-10 Kazu Hirata <kazu@hxi.com>
6533 * config/h8300/h8300.c (print_operand): Remove redundant code.
6535 2002-02-10 Kazu Hirata <kazu@hxi.com>
6537 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
6538 * config/h8300/h8300.c (byte_reg): Make it static.
6540 2002-02-10 Richard Henderson <rth@redhat.com>
6543 * c-typeck.c (incomplete_type_error): Handle flexible array members.
6545 2002-02-10 Richard Henderson <rth@redhat.com>
6548 * tree.c (append_random_chars): Don't abort if main_input_filename
6551 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
6553 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
6555 2002-02-10 Kazu Hirata <kazu@hxi.com>
6557 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
6558 (pushhi1): Likewise.
6560 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
6562 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
6563 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
6565 2002-02-09 David O'Brien <obrien@FreeBSD.org>
6567 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
6569 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
6571 2002-02-09 Kazu Hirata <kazu@hxi.com>
6573 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
6574 a half of an SImode register on H8/300.
6576 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
6578 * i386.md (movdi_2): Add missing '!'.
6580 2002-02-09 Kazu Hirata <kazu@hxi.com>
6582 * config/h8300/h8300.h: Fix formatting. Remove commented-out
6585 2002-02-09 Kazu Hirata <kazu@hxi.com>
6587 * config/h8300/h8300.md (length): Correct the distance valid
6588 for the short branch.
6590 2002-02-09 Kazu Hirata <kazu@hxi.com>
6592 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
6594 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
6596 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
6597 registers in SImode.
6598 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
6601 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
6604 Contribute sh64-elf.
6605 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
6606 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
6607 (sh_cannot_modify_jumps_p): New function.
6608 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
6609 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
6610 (sh_ms_bitfield_layout_p): New function.
6611 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
6612 Zack Weinberg <zack@codesourcery.com>
6613 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
6614 expand_simple_binop instead of expand_binop.
6615 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
6616 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
6617 use of .quad and .uaquad.
6618 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
6619 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
6620 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6621 * config/sh/sh.md (movdi_const, movdi_const_32bit,
6622 movdi_const_16bit): Make sure all CONSTs have modes.
6623 (sym2PIC): Ditto, but by adjusting all callers.
6624 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
6625 if the prologue calls the SHmedia argument decoder or register
6627 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6628 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
6629 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
6630 (sh_expand_epilogue): Don't emit USE of return target register.
6631 (prepare_move_operands): Legitimize DImode PIC addresses.
6632 (sh_media_register_for_return): Skip tr0, used to initialize the
6634 (sh_expand_prologue): Remove explicit USE of return register.
6635 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
6636 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
6637 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
6638 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
6639 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
6641 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
6642 (MOVI_SHORI_BASE_OPERAND_P): New.
6643 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
6644 (EXTRA_CONSTRAINT_T): Define in terms of them.
6645 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
6646 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
6647 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
6648 alternatives supporting TARGET_REGS.
6649 (UNSPEC_GOTPLT): New constant.
6650 (movdi split): Move incrementing of LABEL_NUSES...
6651 (movdi_const, movdi_const_32bit): Here. Use
6652 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
6653 (movdi_const_16bit): New.
6654 (call, call_value) [flag_pic]: Use GOTPLT.
6655 (call_pop, call_value_pop): New expands.
6656 (call_pop_compact, call_pop_rettramp): New insns.
6657 (call_value_pop_compact, call_value_pop_rettramp): New insns.
6658 (sibcall) [flag_pic]: Use GOT.
6659 (builtint_setjmp_receiver): Remove bogus, unused expand.
6660 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
6661 (*pt, *ptb, ptrel): New insns.
6662 (sym2GOT): Handle DImode GOT.
6663 (sym2GOTPLT, symGOTPLT2reg): New expands.
6664 (sym2PIC): New expand.
6665 (shcompact_return_tramp): Use GOTPLT to return trampoline.
6666 (shcompact_return_tramp_i): Use return register explicitly.
6667 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
6668 disable flag_reorder_blocks.
6669 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
6670 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
6671 clobbers, for clarity.
6672 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
6673 restoring of r0 in macl as MAYBE_DEAD.
6674 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
6675 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
6676 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
6677 alter_subreg all over.
6678 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
6679 reload, instead of emitting instructions that would require
6681 (casesi_load_media): Add missing modes.
6682 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
6683 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
6684 as used if the argument decoder is called.
6685 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6686 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
6687 Pmode, then extend it to DImode if necessary.
6688 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
6689 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
6690 constants in FPU-enabled SHmedia, let them be loaded from memory.
6691 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6692 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
6693 Adjust whitespace in assembly output templates.
6694 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
6695 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
6696 mode of if_then_else.
6697 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
6698 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
6700 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
6701 Joern Rennecke <amylaar@redhat.com>
6702 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
6703 (SUBTARGET_CPP_PTR_SPEC): New.
6704 (SUBTARGET_CPP_SPEC): Remove.
6705 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
6706 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
6707 Fix typo in previous checkin.
6708 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
6709 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
6710 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
6711 Alexandre Oliva <aoliva@redhat.com>
6712 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
6713 what single FP register can hold for SHmedia target.
6714 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
6715 Alexandre Oliva <aoliva@redhat.com>
6716 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
6717 Do not split into SUBREG.
6718 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
6719 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
6720 and added new functions as specified in SH5 ABI r9.
6721 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
6722 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
6724 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
6725 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
6726 gen_consttable_4 and gen_consttable_8. Emit multiple labels
6727 and consttable_window_ends.
6728 2001-06-03 Graham Stott <grahams@redhat,com>
6729 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
6730 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
6731 * config/sh/sh.c (print_operand): Handle floating-point pair,
6732 vector and matrix registers.
6733 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
6734 vector modes into account.
6735 * config/sh/sh.md (movv2sf): Split move between registers into
6737 (movv4sf, movv16sf): Introduce insns that get split only after
6739 * config/sh/shmedia.h: Fix Copyright dates.
6740 * config/sh/ushmedia.h: Likewise. Move loop counter
6741 declarations into conditionals that uses them.
6742 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
6744 * config/sh/sshmedia.h: Fix Copyright dates.
6745 (sh_media_PUTCFG): Fix constraints.
6746 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
6747 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
6748 ptrmemfunc_vbit_in_delta for SH5.
6749 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
6750 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
6751 * invoke.texi: Likewise.
6752 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
6753 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
6754 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
6755 GCC_pop_shmedia_regs_nofpu): New global symbols.
6756 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
6757 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
6758 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
6759 compact function with nonlocal labels.
6760 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
6761 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
6762 (initial_elimination_offset): Account for their stack space.
6763 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
6764 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
6765 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
6766 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
6767 least one of the operands to be a register.
6768 (movv2sf): Likewise. Renamed to movv2sf_i.
6769 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
6770 prepare_move_operands() before emitting SHmedia insns.
6771 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
6772 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
6773 Don't save nor initialize r12. Don't mis-align the stack.
6774 Pad the code with a nop.
6775 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
6777 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
6778 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
6779 [__SHMEDIA__]: Implement.
6780 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
6781 * config/sh/sh.md: Set latency of `pt' closer to reality.
6782 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
6783 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
6784 Set move, load and store type attributes.
6785 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
6786 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
6788 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
6789 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
6790 * config/sh/sh.c (sh_media_register_for_return): New function.
6791 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
6792 branch-target register.
6793 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
6794 * config/sh/sh.md (return_media_i): Use any call-clobbered
6795 branch-target register.
6796 (return_media): If r18 wasn't copied in the prologue, copy it
6798 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
6799 Clear class FP0_REGS.
6800 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
6802 2001-03-08 DJ Delorie <dj@redhat.com>
6803 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
6804 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
6805 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
6806 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
6807 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
6808 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
6809 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
6810 return value correctly for call_cookie.
6811 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
6812 * config/sh/crt1.asm (start): Modified so as to call
6813 ___setup_argv_and_call_main.
6814 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
6815 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
6817 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
6818 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
6819 (STRIP_NAME_ENCODING): Use it.
6820 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
6821 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
6822 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
6823 prepare_scc_operands().
6824 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
6825 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
6826 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
6827 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
6828 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
6829 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
6830 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
6831 used in shcompact_incoming_args.
6832 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
6834 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
6836 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
6838 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
6839 Simplify. Adjust. Add sanity check.
6840 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
6842 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
6844 (udivsi3, divsi3): Use them.
6845 (force_mode_for_call): New insn.
6846 (call, call_value, sibcall_value): Emit it before SHcompact
6848 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
6849 * config/sh/sh.md (call, call_value, sibcall): Make sure the
6850 call cookie is non-NULL before taking its value.
6851 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
6852 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
6853 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6854 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
6856 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
6857 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
6858 temporary for stack adjusts. Use MACL and MACH to pass
6859 arguments to shcompact_incoming_args.
6860 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
6862 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
6863 (nested_trampoline): Load static chain address into r1.
6864 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
6865 2001-01-07 Alexandre Oliva <aoliva@redhat.com
6866 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
6867 fp_arith_reg_operand().
6868 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
6869 * config/sh/sh.md (casesi): Sign-extend the first two operands,
6870 and use signed compares for them.
6871 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
6872 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
6873 ones properly aligned.
6874 (find_barrier): Account for extra alignment needed for 8-byte wide
6876 (machine_dependent_reorg): Require a label for the second 4-byte
6877 constant after an 8-byte one.
6878 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
6880 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6881 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
6882 last_float when switching float modes.
6883 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
6884 auto-increment for general-purpose registers.
6885 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
6887 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
6889 * config/sh/sh.c (sh_builtin_saveregs): Support using all
6890 registers for varargs.
6891 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
6892 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
6893 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
6894 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
6895 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
6896 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
6897 call_cookie accordingly.
6898 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
6899 (SHCOMPACT_BYREF): Likewise.
6900 (SHCOMPACT_FORCE_ON_STACK): New macro.
6901 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
6902 (sh_builtin_saveregs): Likewise.
6903 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
6904 shcompact_incoming_args): Use new shift values. Support
6905 sequences of consecutive and non-consecutive pushes/pops.
6906 * config/sh/sh.md (return): Don't explicitly use PR_REG.
6907 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
6908 * config/sh/sh.h (TEXT_SECTION): Define.
6909 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
6910 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6911 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
6912 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
6913 return values on FPU-enabled SHmedia.
6914 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
6915 FPU-enabled SHmedia.
6916 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
6917 value is returned in a non-FP reg and is not returned by
6919 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
6921 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
6922 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
6923 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
6924 quad-aligned to be passed by callee-copy reference.
6925 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
6926 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
6927 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
6928 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
6929 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
6930 copying low-numbered FP regs to r7 and r8.
6931 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
6932 FP regs to general-purpose regs only if the copy was passed on the
6934 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
6935 copying FP reg to r9.
6936 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
6937 copy FP regs to general-purpose regs only in outgoing calls.
6938 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
6939 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
6941 * config/sh/sh.h (struct sh_args): Document all fields.
6942 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
6943 passed partially on the stack should not consider making
6945 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
6946 stack_regs only for incoming calls. When passing FP args,
6947 make sure there are FP regs available before modifying
6949 (SHCOMPACT_BYREF): Pass double args in general-purpose
6950 registers by reference.
6951 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
6952 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
6953 attempt to generate sibcalls if the caller got any arguments
6955 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
6956 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
6957 to 8-byte boundaries.
6958 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
6959 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
6960 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
6961 stored in the stack.
6962 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
6963 for the offsets to have the ISA bit set.
6964 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
6965 invocation. Use beq instead of bgt to mark end of sequence of
6967 (shcompact_incoming_args): Fix store of r2. Use beq instead of
6968 bgt to mark end of sequence of stores.
6969 * config/sh/sh.c (arith_operand): Don't check whether
6970 CONST_OK_FOR_J for now.
6971 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
6972 instead of long for conversion.
6973 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
6974 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
6975 before passing it to fprintf.
6976 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
6977 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
6978 Call set_fpscr before reading/writing SR.
6979 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
6981 * config/sh/lib1funcs.asm: Add `.align 2' directives before
6983 (FMOVD_WORKS): Define on SH5 with FPU.
6984 (set_fpscr): Define on SH5. Remove separate _fpscr_values
6986 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
6988 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
6989 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
6991 (ia_main_table): Ditto.
6992 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
6993 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
6994 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
6995 the definitions from sh.h.
6996 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
6998 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
6999 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
7000 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
7001 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
7002 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
7003 Increment LABEL_NUSES.
7005 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
7007 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
7009 * config/sh/elf.h (SIZE_TYPE): Likewise.
7010 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
7011 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
7012 shcompact_incoming_args): Load switch table addresses using
7014 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
7015 (NO_BUILTIN_SIZE_TYPE): Define.
7016 (SIZE_TYPE): Don't define.
7017 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
7018 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
7019 definition of __SH5__=32 for -m5-compact-nofpu.
7020 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
7022 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
7023 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
7024 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
7025 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
7026 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
7027 (INSN_LENGTH_ALIGNMENT): Likewise.
7028 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
7029 * config/sh/sh.md (call, call_value, sibcall): Simplify
7030 copying of non-branch-target register.
7031 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
7032 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
7033 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
7034 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
7035 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
7036 floating-point values as structs.
7037 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
7038 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
7039 general-purpose register.
7040 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
7041 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
7042 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
7043 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
7044 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
7045 (ENCODE_SECTION_INFO): Enclose variables and constants in
7047 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
7048 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
7049 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
7050 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
7051 only for LABEL_REFs. For SYMBOL_REFs, prepend
7052 SH_DATALABEL_ENCODING to the symbol name.
7053 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
7055 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
7056 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
7058 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
7059 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
7060 (DATALABEL_REF_P): Don't require CONST.
7061 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
7063 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
7064 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
7066 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
7067 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
7068 Use shallow_copy_rtx and PUT_MODE to change the mode of
7069 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
7070 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
7071 on SHmedia using GENERAL_REGs.
7072 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
7073 bltu_media_i): Fix reversion of conditions.
7074 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
7075 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
7076 * config/sh/sh.c (output_far_jump): Save r13 in macl.
7077 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
7078 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
7079 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
7080 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
7081 (GCC_nested_trampoline): Likewise.
7082 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
7083 * config/sh/sh.c (gen_datalabel_ref): Define.
7084 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
7085 (INITIALIZE_TRAMPOLINE): Likewise.
7086 (TRAMPOLINE_ADJUST_ADDRESS): Define.
7087 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
7088 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
7089 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
7090 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
7091 (ic_invalidate): Adjust for SH5.
7092 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
7093 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
7095 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
7096 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
7097 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
7098 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
7099 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
7100 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
7101 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
7102 * config/sh/sh.c (target_reg_operand): Match only target-branch
7103 registers and pseudos that aren't virtual registers.
7104 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
7105 Copy operands that don't match target_reg_operand to pseudos.
7106 (call_media, call_value_media, sibcall_media): Use
7107 target_reg_operand instead of target_operand.
7108 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
7109 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
7110 * config/sh/sh.c (target_reg_operand): Match hardware registers
7111 other than branch-target registers.
7112 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
7113 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
7114 (fpscr_values) [SH5 == 32]: Define.
7115 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
7116 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
7117 Handle function addresses coming in SUBREGs.
7118 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
7119 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
7120 shcompact_return_trampoline): Use datalabel where appropriate.
7121 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
7122 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
7123 general-purpose register to copy one branch-target register to
7125 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
7126 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
7127 SYMBOL_REFs with VOIDmode.
7128 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
7129 bltu_media_i): New insns.
7130 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
7131 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
7132 (INIT_CUMULATIVE_ARGS): Likewise.
7133 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
7134 * machmode.def (V16SFmode): New mode.
7135 * c-common.c (type_for_mode): Support V2SF and V16SF.
7136 * tree.c (build_common_tree_nodes_2): Likewise.
7137 * tree.h (tree_index): Likewise.
7138 * calls.c (emit_call_1): Take args_so_far. Adjust all
7139 callers. Introduce CALL_POPS_ARGS.
7140 * tm.texi (CALL_POPS_ARGS): Document.
7141 * config/sh/crt1.asm: Implement in SHmedia mode.
7142 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
7143 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
7144 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
7145 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
7146 Implement divsi and udivsi in SHmedia mode. Introduce
7147 SHcompact trampolines.
7148 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
7150 (regno_reg_class): Rewrite.
7151 (fp_reg_names): Remove.
7152 (sh_register_names, sh_additional_register_names): New.
7153 (print_operand): Added `u'. Support SUBREGs in addresses.
7154 Add parentheses around shifted CONSTs.
7155 (output_file_start): Output .mode and .abi directives.
7156 (shiftcosts, addsubcosts, multcosts): Adjust.
7157 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
7158 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
7159 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
7160 bytes, not registers. Take into account the need for the
7161 SHcompact incoming args trampoline. Adjust all callers.
7162 (sh_expand_prologue): Take stack_regs into account. Call
7163 incoming args trampoline. Keep stack aligned as per SH5 ABI.
7164 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
7165 stack aligned as per SH5 ABI.
7166 (sh_builtin_saveregs): Support SH5 ABI.
7167 (sh_build_va_list, sh_va_start): Likewise.
7168 (initial_elimination_offset): Take alignment into account.
7169 Compute location of PR according to the SH5 stack frame.
7170 (arith_reg_operand): Reject branch-target registers.
7171 (shmedia_6bit_operand): New.
7172 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
7173 (target_reg_operand): Match DImode only. Accept SUBREGs.
7174 (target_operand): New.
7175 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
7176 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
7177 SIBCALL_REGS for SHmedia.
7178 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
7179 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
7180 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
7181 (TARGET_SWITCHES): New SH5 flags.
7182 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
7183 VALID_REGISTER_P to disable unsupported registers.
7184 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
7185 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
7186 (FUNCTION_ARG_PADDING): Define.
7187 (FASTEST_ALIGNMENT): Adjust.
7188 (SH_REGISTER_NAMES_INITIALIZER): New.
7189 (sh_register_names): Declare.
7190 (DEBUG_REGISTER_NAMES): Define.
7191 (REGISTER_NAMES): Define based on sh_register_names.
7192 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
7193 (sh_additional_register_names): Declare.
7194 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
7195 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
7196 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
7197 (REGISTER_NATURAL_MODE): Define.
7198 (FIRST_PSEUDO_REGISTER): Adjust.
7199 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
7200 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
7201 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
7202 (VECTOR_MODE_SUPPORTED_P): Define.
7203 (REG_CLASS_CONTENTS): Adjust.
7204 (SMALL_REGISTER_CLASSES): Adjust.
7205 (REG_ALLOC_ORDER): Adjust.
7206 (INDEX_REG_CLASS): Adjust.
7207 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
7208 (CONST_OK_FOR_LETTER_P): Adjust.
7209 (PREFERRED_RELOAD_CLASS): Adjust.
7210 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
7211 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
7212 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
7213 (FIRST_FP_PARM_REG): Adjust.
7214 (CALL_POPS_ARGS): Define.
7215 (FUNCTION_ARG_REGNO_P): Adjust.
7216 (struct sh_args): New fields.
7217 (GET_SH_ARG_CLASS): Adjust.
7218 (INIT_CUMULATIVE_ARGS): Adjust.
7219 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
7220 (FUNCTION_ARG_ADVANCE): Adjust.
7221 (FUNCTION_ARG): Adjust.
7222 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
7223 (FUNCTION_ARG_CALLEE_COPIES): Define.
7224 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
7225 (STRICT_ARGUMENT_NAMING): Define.
7226 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
7227 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
7228 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
7229 (SETUP_INCOMING_VARARGS): Adjust.
7230 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
7231 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
7232 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
7233 (SUBREG_OK_FOR_INDEX_P): Adjust.
7234 (EXTRA_CONSTRAINT_S): Update.
7235 (EXTRA_CONSTRAINT_T): New.
7236 (EXTRA_CONSTRAINT): Adjust.
7237 (GO_IF_LEGITIMATE_INDEX): Adjust.
7238 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
7239 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
7241 (MAX_MOVE_MAX): Define.
7243 (CONST_COSTS): Adjust.
7244 (REGISTER_MOVE_COST): Adjust.
7245 (BRANCH_COST): Adjust.
7246 (TEXT_SECTION_ASM_OP): Adjust.
7247 (DBX_REGISTER_NUMBER): Adjust.
7248 (ASM_OUTPUT_DOUBLE_INT): New.
7249 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
7250 (PREDICATE_CODES): Adjust.
7251 (PROMOTE_MODE): Adjust.
7252 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
7253 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
7254 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
7255 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
7256 (DR0_REG, DR2_REG, DR4_REG): Renumber.
7257 (TR0_REG, TR1_REG, TR2_REG): New.
7258 (XD0_REG): Renumber.
7259 (UNSPEC_COMPACT_ARGS): New.
7260 (type): Added pt and ptabs.
7261 (length): Default to 4 on SHmedia. Default pt length to 12
7262 and 20 on SHmedia32 and SHmedia64, respectively.
7263 (pt): New function unit.
7264 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
7265 Add whitespace between operands of SHmedia instructions.
7267 (adddi3_media, addsi3_media): Adjust constraints.
7268 (subsi3) [SHmedia]: Force operand 1 into a register.
7269 (udivsi3_i1_media, udivsi3_i4_media): New.
7270 (udivsi3): Support SHmedia.
7271 (divsi3_i1_media, divsi3_i4_media): New.
7272 (divsi3): Support SHmedia.
7273 (anddi3, iordi3, xordi3): Adjust constraints.
7274 (zero_extendhidi2, zero_extendqidi2): New.
7275 (extendsidi2, extendhidi2, extendqidi2): New.
7276 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
7277 (pop_e, pop_fpul, pop_4): Likewise.
7278 (movsi_media): Support FP and BT registers.
7279 (movsi_media_nofpu): New. Adjust splits to DImode.
7280 (lduw, ldub): Renamed to zero_extend* above.
7281 (movqi_media): Fix typo.
7282 (movdi_media): Support FP and BT registers.
7283 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
7284 (movdi_const_32bit): New.
7285 (shori_media): Require immediate operand. Use `u' for output.
7286 (movdf_media, movsf_media): Simplified.
7287 (movdf_media_nofpu, movsf_media_nofpu): New.
7288 (movdf, movsf): Adjust
7289 (movv2sf, movv2sf, movv16sf): New.
7290 (beq_media, beq_media_i): Adjust constraints. Don't use
7291 scratch BT register.
7292 (bne_media, bne_media_i): Likewise.
7293 (bgt_media, bgt_media_i): Likewise.
7294 (bge_media, bge_media_i): Likewise.
7295 (bgtu_media, bgtu_media_i): Likewise.
7296 (bgeu_media, bgeu_media_i): Likewise.
7297 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
7298 bunordered): Emit jump insn. Force operands to registers when
7300 (jump_media, jump): Simplify.
7301 (call_compact, call_compact_rettramp): New.
7302 (call_value_compact, call_value_compact_rettramp): New.
7303 (call_media, call_value_media): Simplify.
7304 (sibcall_compact, sibcall_media): New.
7305 (call, call_value): Adjust for SHmedia and SHcompact.
7306 (sibcall, sibcall_value, untyped_call): Likewise.
7307 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
7308 (indirect_jump): Adjust for SHmedia.
7309 (casesi_jump_media): New.
7310 (nop): Re-enable for SHmedia.
7311 (call_site): Restrict to SH1.
7312 (casesi): Adjust for SHmedia.
7313 (casesi_shift_media, casesi_load_media): New.
7314 (return): Explicitly use PR register. Call return trampoline
7316 (return_i): Explicitly use PR register.
7317 (shcompact_return_tramp, shcompact_return_tramp_i): New.
7318 (return_media): Adjust.
7319 (shcompact_incoming_args): New.
7321 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
7322 (movstrsi): Disable on SH5.
7323 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
7324 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
7325 (subsf3, subsf3_media): Likewise.
7326 (mulsf3, mulsf3_media, mac_media): Likewise.
7327 (divsf3, divsf3_media): Likewise.
7328 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
7329 (floatsisf2, fux_truncsfsi2): Likewise.
7330 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
7332 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
7333 (cmpunsf_media, cmpsf): Likewise.
7334 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
7335 (abssf2, abssf2_media): Likewise.
7336 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
7337 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
7338 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
7339 (floatsidf2, fix_truncdfsi2): Likewise.
7340 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
7342 (cmpeqdf_media, cmpgtdf_media): Likewise.
7343 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
7344 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
7345 (absdf2, absdf2_media): Likewise.
7346 (extendsfdf2, extendsfdf2_media): Likewise.
7347 (truncsfdf2, truncsfdf2_media): Likewise.
7348 * config/sh/sh64.h: New file.
7349 * config/sh/t-sh64: New file.
7350 * config/sh/shmedia.h: New file.
7351 * config/sh/ushmedia.h: New file.
7352 * config/sh/sshmedia.h: New file.
7353 * configure.in: Added sh64-*-elf.
7354 * configure: Rebuilt.
7355 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
7356 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
7357 (reg_class_from_letter): Use `b' for TARGET_REGS.
7358 (print_operand): Support `%M', `%m', `AND' and
7359 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
7360 (andcosts): Adjust for SHmedia.
7361 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
7363 (target_reg_operand): New function.
7364 * config/sh/sh-protos.h (target_reg_operand): Declare.
7365 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
7366 FP registers on SH5.
7367 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
7369 (TARGET_REGISTER_P): New macro.
7370 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
7371 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
7372 (EXTRA_CONSTRAINT_S): New macro.
7373 (EXTRA_CONSTRAINT): Adjust.
7374 (FLOAT_TYPE_SIZE): Define to 32.
7375 (Pmode): DImode on SHmedia.
7376 (CONST_COSTS): Adjust for SHmedia literals.
7377 (PREDICATE_CODES): Added target_reg_operand.
7378 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
7379 * config/sh/sh.md: Remove all attrs from SHmedia insns.
7380 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
7381 (cmpdi): Accept SHmedia.
7382 (movdicc_false, movdicc_true): New insns.
7383 (movdicc): New expand.
7384 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
7386 (addsi3_media): Match `S' constraint.
7387 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
7388 (negdi2): Expand for SHmedia.
7389 (one_cmpldi2): New expand.
7390 (zero_extendsidi2): Change from expand to insn.
7391 (extendsidi2): Add constraints.
7392 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
7393 LD/ST address. Fix SI immediate loading split.
7394 (movhi_media, movqi_media, lduw, ldub): New insns.
7395 (movhi, movqi): Accept SHmedia.
7396 (shori_media, movdi_media): Relax input constraints. Split
7398 (movdf_media, movsf_media): New insn. New split to movdi.
7399 (movdf, movsf): Match on SHmedia.
7400 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
7401 bgeu_media): New insns and splits. New insns with `_i' suffix.
7402 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
7403 (bunordered): New expand.
7404 (jump_compact): Renamed from `jump'.
7405 (jump_media): New insn.
7407 (call_media, call_value_media): New insns.
7408 (call, call_value): Adjust.
7409 (indirect_jump_compact): Renamed from `indirect_jump'.
7410 (indirect_jump_media): New insn.
7411 (indirect_jump): New expand.
7412 (untyped_call, return): Accept SHmedia.
7413 (return_media): New insn.
7414 (prologue, epilogue, blockage): Accept SHmedia.
7415 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
7416 (sunordered): New expand.
7417 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
7418 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
7419 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
7420 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
7421 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
7422 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
7423 abssf2_media): New insns.
7424 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
7425 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
7426 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
7427 floatdidf2, floatsidf2_media, fix_truncdfdi2,
7428 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
7429 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
7430 absdf2_media): New insns.
7431 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
7432 (extendsfdf2_media, truncdfsf2_media): New insns.
7433 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
7434 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
7435 * config/sh/sh.h (CONST_OK_FOR_J): Document.
7436 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
7437 * config/sh/sh.md (adddi3): New expand.
7438 (adddi3_media, adddi3z_media): New insns.
7439 (adddi3_compact): Renamed from adddi3.
7440 (addsi3_media): Use add.l r63 to add constant zero.
7441 (subdi3): New expand.
7442 (subdi3_media): New insn.
7443 (subdi3_compact): Renamed from subdi3.
7444 (mulsidi3): New expand.
7445 (mulsidi3_media): New insn.
7446 (mulsidi3_compact): Renamed from mulsidi3.
7447 (umulsidi3): New expand.
7448 (umulsidi3_media): New insn.
7449 (umulsidi3_compact): Renamed from umulsidi3.
7450 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
7451 (ashlsi3, ashrsi3, lshrsi3): Use them.
7452 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
7453 (ashldi3, ashrdi3, lshrdi3): Use them.
7454 (zero_extendsidi2): New expand.
7455 (extendsidi2): New insn.
7456 (movsi_media): New insn. Split to movdi to load constants.
7457 (movsi): Enable for shmedia.
7458 (movdi_media): New insn. Use shori_media to load wide constants.
7459 (short_media): New insn.
7460 (movdi): Enable for shmedia.
7461 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
7462 * config/sh/sh.h (CPP_SPEC): Added `m5'.
7463 (SUBTARGET_CPP_SPEC): Added `!m5'.
7464 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
7465 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
7466 to all other SH variants.
7467 (TARGET_DEFAULT): Set to SH1_BIT.
7468 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
7469 (BITS_PER_WORD): Raise to 64 on shmedia.
7470 (MAX_BITS_PER_WORD): Change to 64.
7471 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
7472 (INT_TYPE_SIZE): Keep as 32.
7473 (UNITS_PER_WORD): Raise to 8 on shmedia.
7474 (MIN_UNITS_PER_WORD): Keep as 4.
7475 (POINTER_SIZE): Raise to 64 on shmedia.
7476 (CONST_OK_FOR_J): New macro.
7477 (CONST_OK_FOR_LETTER_P): Use it.
7478 (processor_type): Add PROCESSOR_SH5.
7479 * config/sh/sh.md: Conditionalize all expands, insns and
7480 splits to TARGET_SH1.
7482 (addsi3_compact): Renamed from...
7483 (addsi3): Now an expand.
7484 (addsi3_media, subsi3_media): New insns.
7485 (subsi3): Don't negate constants with SHmedia.
7487 * hooks.c: New file.
7488 * hooks.h: New file.
7489 * Makefile.in (HOOKS_H): New.
7490 (TARGET_DEF_H): Added $(HOOKS_H).
7491 (OBJS): Added hooks.o.
7492 (cfgcleanup.o, bb-reorder.o): Added target.h.
7493 (hooks.o): Added dependencies.
7494 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
7495 (TARGET_INITIALIZER): this.
7496 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
7497 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
7498 * bb-reorder.c: Include target.h.
7499 (reorder_basic_blocks): Skip if cannot modify jumps.
7500 * cfgcleanup.c: Include target.h.
7501 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
7503 2002-02-08 Chris Demetriou <cgd@broadcom.com>
7505 * config/mips/mips.md (casesi_internal, casesi_internal_di):
7506 Protect jump delay slot instructions with .set noreorder and
7509 2002-02-08 Chris Demetriou <cgd@broadcom.com>
7511 * config/mips/mips.md (casesi_internal_di): Calculate
7512 the index into the target offset table correctly.
7514 2002-02-08 Richard Henderson <rth@redhat.com>
7516 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
7517 * final.c (output_addr_const): Accept and discard SUBREG.
7518 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
7519 mark them unknown instead.
7520 (simplify_subtraction): Handle RTX_UNKNOWN.
7521 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
7523 2002-02-08 David Edelsohn <edelsohn@gnu.org>
7525 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
7527 2002-02-08 Richard Henderson <rth@redhat.com>
7529 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
7531 2002-02-08 Andreas Jaeger <aj@suse.de>
7533 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
7534 * config/i386/t-linux64: New file.
7536 2002-02-08 Jakub Jelinek <jakub@redhat.com>
7538 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
7539 * c-parse.in (compstmt): Clear last_expr_type.
7541 2002-02-07 Richard Henderson <rth@redhat.com>
7543 * loop.c (strength_reduce): Sink final_value when not
7546 2002-02-07 David O'Brien <obrien@FreeBSD.org>
7548 * config/sparc/freebsd.h: Fix mismatched spec {.
7550 2002-02-07 Richard Henderson <rth@redhat.com>
7552 * cfgrtl.c: Include recog.h and insn-config.h.
7553 (keep_with_call_p): Fix general_operand invocation.
7554 * Makefile.in (cfgrtl.o): Update dependencies.
7556 2002-02-07 Kazu Hirata <kazu@hxi.com>
7558 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
7559 comment. Accept HImode only if TARGET_H8300.
7561 2002-02-07 Eric Christopher <echristo@redhat.com>
7563 * config/mips/crtn.asm: Cleanup #ifdefs.
7565 2002-02-07 Eric Christopher <echristo@redhat.com>
7567 * config/mips/crti.asm: Add changes for mips16. mips16 uses
7568 register 7 as RA instead of $31.
7569 * config/mips/crtn.asm: Ditto.
7570 * config/mips/mips.c (mips_move_2words): Add case for
7571 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
7572 (compute_frame_size): Fix typo.
7573 (save_restore_insns): Ditto. Make documentation about using
7574 register $7 as return register more precise.
7575 (mips_expand_epilogue): Fix comment. Add code to work around not
7576 being able to add to the stack pointer directly.
7577 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
7578 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
7581 2002-02-07 Tom Rix <trix@redhat.com>
7583 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
7584 immediates in ldu and stdu DS opcode field.
7585 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
7586 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
7587 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
7589 2002-02-07 Jeff Sturm <jsturm@one-point.com>
7591 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
7592 offset for stack bias.
7594 2002-02-07 H.J. Lu <hjl@gnu.org>
7596 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
7598 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
7600 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
7602 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
7604 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
7605 * i386.c (x86_order_regs_for_local_alloc): New global function.
7606 * i386.h (REG_ALLOC_ORDER): CLeanup.
7607 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
7609 2002-02-07 Richard Henderson <rth@redhat.com>
7611 PR optimization/2463
7612 * alias.c (find_base_value): Recall base values for fixed hard regs.
7613 * loop.c (loop_regs_update): Don't use single_set on non-insns.
7615 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
7617 * config/mips/mips.md (define_delay) [mips16]: Adjust required
7620 2002-02-06 Richard Henderson <rth@redhat.com>
7623 * stmt.c (resolve_operand_name_1): Take more care with mixed
7624 named and unnamed operands.
7626 2002-02-06 Janis Johnson <janis187@us.ibm.com>
7627 Jan Hubicka <jh@suse.cz>
7629 * loop.c (remove_constant_addition): Avoid clobbering a shared
7632 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
7634 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
7635 * config/s390/t-linux64: New file.
7636 * config/s390/libgcc-glibc.ver: New file.
7638 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
7640 * config/s390/linux64.h: Delete file.
7641 * config/s390/s390x.h: New file.
7642 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
7643 as target header file.
7644 * config/s390/linux.h (TARGET_VERSION): Define depending on
7645 DEFAULT_TARGET_64BIT.
7646 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
7647 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
7648 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
7649 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
7650 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
7651 (EXTRA_SPEC): New define.
7652 * config/s390/s390.h (TARGET_VERSION): Define depending on
7653 DEFAULT_TARGET_64BIT.
7654 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
7656 2002-02-06 Jason Merrill <jason@redhat.com>
7658 * c-decl.c (finish_function): Warn about a non-void function with
7659 no return statement and no abnormal exit.
7660 (current_function_returns_abnormally): New variable.
7661 (start_function): Clear it.
7662 (struct c_language_function): Add returns_abnormally.
7663 (push_c_function_context): Save it.
7664 (pop_c_function_context): Restore it.
7665 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
7666 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
7667 an explicit return type.
7668 * c-tree.h: Declare current_function_returns_abnormally.
7669 (C_FUNCTION_IMPLICIT_INT): New macro.
7670 * c-typeck.c (build_function_call): Set it.
7671 (c_expand_return): Set current_function_returns_value even if the
7674 2002-02-06 Jakub Jelinek <jakub@redhat.com>
7677 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
7678 unsafe for reevaluation.
7680 2002-02-06 Jakub Jelinek <jakub@redhat.com>
7683 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
7684 EXPR_STMT, but COMPOUND_STMT, recurse into it.
7686 2002-02-06 Richard Henderson <rth@redhat.com>
7688 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
7689 be a general_operand. Dest for function value must be a pseudo.
7691 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
7693 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
7694 as SYMBOL_REFs from the constant pool.
7696 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
7698 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
7699 passed by invisible reference.
7701 2002-02-05 Richard Henderson <rth@redhat.com>
7703 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
7705 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
7707 Implement using "base addresses" in insn operands as default.
7708 * config/mmix/mmix.c (mmix_conditional_register_usage): if
7709 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
7710 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
7711 used to read the rtx value.
7712 (mmix_target_asm_function_epilogue): Fix spacing.
7713 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
7714 (mmix_legitimate_address): Ditto.
7715 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
7716 should be loaded with a GETA insn. Don't allocate needless extra
7717 char for nul termination and fix misleading comment.
7718 (mmix_print_operand_address): Handle constants if
7719 TARGET_BASE_ADDRESSES.
7720 (mmix_output_register_setting): Use base addressing if
7721 TARGET_BASE_ADDRESSES and the number of insns is 3.
7722 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
7723 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
7724 to use R as constraint, add LDA to match s.
7725 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
7726 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
7727 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
7728 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
7729 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
7730 order with other fixed registers.
7731 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
7732 other parameter/call-clobbered registers.
7733 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
7734 -mbase-addresses, -mno-base-addresses.
7735 (MMIX Options): Ditto.
7737 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
7739 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
7741 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
7743 * config/rs6000/altivec.h: Change elem to _S_elem.
7745 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
7747 * config/netbsd.h (WCHAR_TYPE): Define.
7748 (WCHAR_TYPE_SIZE): Ditto.
7750 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
7751 (WCHAR_UNSIGNED): Ditto.
7752 (WCHAR_TYPE_SIZE): Ditto.
7754 * config/arm/netbsd.h: Likewise.
7755 * config/i386/netbsd-elf.h: Likewise.
7756 * config/i386/netbsd.h: Likewise.
7757 * config/m68k/netbsd-elf.h: Likewise.
7758 * config/m68k/netbsd.h: Likewise.
7759 * config/ns32k/netbsd.h: Likewise.
7760 * config/sparc/netbsd.h: Likewise.
7761 * config/vax/netbsd.: Likewise.
7763 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
7765 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
7766 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
7767 (TARGET_INITIALIZER): this.
7768 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
7769 (BITFIELD_NBYTES_LIMITED): Markup fix.
7770 * tree.h (default_ms_bitfield_layout_p): Declare.
7771 (record_layout_info): Added prev_field.
7772 * tree.c (default_ms_bitfield_layout_p): New fn.
7773 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
7774 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
7775 * stor-layout.c: Include target.h.
7776 (start_record_layout): Initialize prev_field.
7777 (place_field): Handle MS bit-field layout, and disregard
7778 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
7779 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
7780 * Makefile.in (stor-layout.o): Adjust dependencies.
7782 2002-02-05 Jason Merrill <jason@redhat.com>
7784 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
7786 2002-02-05 Andreas Jaeger <aj@suse.de>
7788 * crtstuff.c: Fix comments.
7790 2002-02-05 Richard Henderson <rth@redhat.com>
7793 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
7794 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
7797 * config/mips/mips.c (function_arg): Handle TImode.
7798 (function_arg_advance): Likewise.
7800 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7802 * config/rs6000/altivec.h (vec_step_help): Rename to
7805 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7807 * config/rs6000/altivec.h: Fix typos.
7809 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
7811 * config/arm/netbsd.h: Correct a comment.
7813 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7815 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
7816 building void typed builtins.
7818 * config/rs6000/altivec.h (vec_ld*): Fix typos.
7819 (vec_step): Implement for C++.
7821 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7823 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
7825 2002-02-04 Richard Henderson <rth@redhat.com>
7827 * combine.c (nonzero_bits): Re-introduce special case for
7828 sp/fp/ap wrt REGNO_POINTER_ALIGN.
7830 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
7832 * doc/extend.texi: Warn about unsupported usage of altivec
7835 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
7836 (altivec_predicate_*): New.
7838 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
7839 Add C++ version of vec_*() functions.
7841 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
7842 (bdesc_2arg): Remove altivec predicates.
7843 (altivec_expand_builtin): Handle predicates.
7844 (altivec_init_builtins): Handle predicates.
7845 (altivec_expand_predicate_builtin): New.
7847 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7849 * pa.c (DO_FRAME_NOTES): Move forward.
7850 (store_reg): Revise handling of frame notes.
7851 (load_reg): Likewise.
7852 (set_reg_plus_d): Likewise.
7853 (hppa_expand_prologue): Likewise.
7854 (hppa_expand_epilogue): Likewise.
7856 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7858 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
7860 2002-02-04 Jakub Jelinek <jakub@redhat.com>
7862 PR c/4475, c++/3780:
7863 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
7864 * c-common.h (SWITCH_TYPE): Define.
7865 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
7866 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
7867 Rename spareness variable to sparseness.
7868 (expand_end_case_type): Renamed from expand_end_case, use orig_type
7869 if non-NULL instead of TREE_TYPE (orig_index).
7870 * tree.h (expand_end_case_type): Renamed from expand_end_case.
7871 (expand_end_case): Define using expand_end_case_type.
7872 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
7873 to expand_end_case_type.
7874 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
7876 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7878 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
7879 (BIGGEST_ALIGNMENT): Change to 128.
7881 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7883 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
7885 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
7887 * pa.md (call_internal_reg_64bit): Remove unused variable.
7889 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
7891 * config/arm/arm.h (machine_function): Add uses_anonymous_args
7893 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
7894 * config/arm/arm.c (current_function_anonymous_args): Delete,
7895 replace uses with cfun->machine->uses_anonymous_args.
7896 (arm_reorg): Do not reset uses_anonymous_args.
7898 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
7899 any geenral register.
7901 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
7903 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
7906 2002-02-04 Richard Henderson <rth@redhat.com>
7908 * combine.c (force_to_mode): Remove STACK_BIAS code.
7909 (nonzero_bits): Likewise. Replace sp/fp special case with
7910 REGNO_POINTER_ALIGN.
7912 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
7913 (HARD_FRAME_POINTER_REGNUM): New.
7914 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
7915 (FIXED_REGS, CALL_USED_REGS): Update.
7916 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
7917 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
7918 (HARD_REGNO_NREGS): Update for SFP.
7919 (STACK_POINTER_OFFSET): Include bias here ...
7920 (FIRST_PARM_OFFSET): ... not here.
7921 (STACK_BIAS): Remove.
7922 (INIT_EXPANDERS): New.
7923 (STARTING_FRAME_OFFSET): Do not include bias.
7924 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
7925 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
7926 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
7927 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
7928 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
7929 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
7930 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
7931 (MUST_SAVE_REGISTER): Likewise.
7932 (sparc_flat_function_prologue): Likewise.
7933 (sparc_flat_function_epilogue): Likewise.
7934 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
7935 (sparc_init_modes): SFP is GENERAL_REGS.
7936 (sparc_builtin_saveregs): SFP does not have bias applied.
7938 2002-02-04 Richard Henderson <rth@redhat.com>
7940 * config/alpha/alpha.c (current_function_is_thunk): Don't check
7941 current_function_is_thunk.
7942 (alpha_sa_mask): Distinguish between current_function_is_thunk
7943 called from ASM_OUTPUT_MI_THUNK and not.
7944 (alpha_does_function_need_gp): Thunks always need gp.
7945 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
7946 (alpha_output_mi_thunk_osf): New.
7947 * config/alpha/alpha-protos.h: Update.
7948 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
7950 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
7952 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
7953 function types, not when they're taken away.
7955 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
7957 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
7958 CODE_LABEL and jump table when replacing a table jump with a
7961 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
7963 * config/s390/s390-protos.h (legitimize_la_operand,
7964 s390_secondary_input_reload_class, s390_plus_operand,
7965 s390_expand_plus_operand): Add prototypes.
7967 config/s390/s390.c (s390_secondary_input_reload_class,
7968 s390_plus_operand, s390_expand_plus_operand): New functions.
7970 (struct s390_address): New member 'pointer'.
7971 (s390_decompose_address): Compute it.
7972 (legitimate_la_operand_p): Use it.
7973 (legitimize_la_operand): New function.
7974 (movti, movdi, movdf splitters): Call it.
7976 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
7977 (PREDICATE_CODES): Add s390_plus_operand.
7979 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
7980 (la_ccclobber): Allow GENERAL_REGS as output operand.
7982 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
7983 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
7984 (*la_64, *la_31, reload_indi, reload_insi): ... these.
7986 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
7988 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
7989 register names for regular asm () construct.
7991 2002-02-04 Jakub Jelinek <jakub@redhat.com>
7993 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
7996 2002-02-04 Jakub Jelinek <jakub@redhat.com>
7998 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
8001 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
8003 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
8004 constant pool to be identical by string address and index.
8006 2002-02-04 Anthony Green <green@redhat.com>
8008 * output.h (SECTION_OVERRIDE): Define.
8009 * varasm.c (named_section): Obey SECTION_OVERRIDE.
8011 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
8013 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
8014 by existing arm*-*-netbsd* (a.out) target.
8015 (ns32k-*-netbsdelf*): Likewise.
8016 (sparc-*-netbsdelf*): Likewise.
8017 (vax-*-netbsdelf*): Likewise.
8019 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
8021 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
8022 headers and libobjc headers.
8024 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
8026 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
8027 (_mingw.h): Remove duplicate include.
8029 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
8031 * config.gcc: Set cpu_type to m68k for 68010, as well.
8032 (m68010-*-netbsdelf*): New...
8033 (m68k*-*-netbsdelf*): ...targets.
8034 * config/m68k/netbsd-elf.h: New file.
8036 2002-02-02 Kazu Hirata <kazu@hxi.com>
8038 * config/h8300/h8300.c (hand_list): Move inside function_arg.
8040 2002-02-02 Kazu Hirata <kazu@hxi.com>
8042 * config/h8300/h8300.c (h8_push_ops): Move inside
8044 (h8_pop_ops): Likewise.
8045 (h8_move_ops): Likewise.
8047 2002-02-02 Kazu Hirata <kazu@hxi.com>
8049 * config/h8300/h8300.c (os_task): Make it static.
8050 (monitor): Likewise.
8051 (pragma_saveall): Likewise.
8053 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
8055 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
8056 constant is a valid sign-extension for Pmode.
8058 2002-02-02 Kazu Hirata <kazu@hxi.com>
8060 * config/h8300/h8300.c: Fix formatting.
8062 2002-02-02 Kazu Hirata <kazu@hxi.com>
8064 * config/h8300/h8300.md: Fix formatting.
8066 2002-02-02 Kazu Hirata <kazu@hxi.com>
8068 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
8069 predicates of operands[1]. Split the patterns for each
8072 2002-02-02 Kazu Hirata <kazu@hxi.com>
8074 * config/h8300/h8300.md (xor patterns): Tighten the predicates
8075 of operands[1] to register_operand.
8077 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
8079 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
8080 * cpphash.c (_cpp_init_hashtable): Similarly.
8081 * cppinit.c (cpp_create_reader): Default the signed_char flag.
8082 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
8083 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
8084 (cpp_handle_option): Handle the new options.
8085 * cpplex.c (cpp_interpret_charconst): Use new flag.
8086 * cpplib.h (struct cpp_options): New member signed_char.
8087 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
8088 (cpp_options): Handle -fsigned-char and -funsigned-char.
8089 (static_specs): Remove signed_char_spec.
8090 (do_spec1): Don't handle %c.
8091 * system.h: Poison SIGNED_CHAR_SPEC.
8092 * tradcif.y (yylex): Use flag_signed_char.
8093 * tradcpp.h (flag_signed_char): New.
8094 * tradcpp.c (flag_signed_char): New.
8095 (main): Handle new command-line options.
8096 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
8098 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
8099 * avr/avr.h: Remove old comments.
8100 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
8101 (CC1_SPEC): Pass -fsigned-char if -mic*.
8102 (SIGNED_CHAR_SPEC): Remove.
8104 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
8106 2002-02-01 Eric Christopher <echristo@redhat.com>
8108 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
8109 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
8110 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
8111 (ASM_OUTPUT_REG_POP): Ditto.
8113 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
8115 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
8118 2002-02-02 Jakub Jelinek <jakub@redhat.com>
8120 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
8122 2002-02-02 Jakub Jelinek <jakub@redhat.com>
8125 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
8128 2002-02-01 Janis Johnson <janis187@us.ibm.com>
8130 * cfganal.c: Include tm_p.h.
8131 (keep_with_call_p): Fix the test that determines if a register holds
8132 the return value of a call.
8134 2002-02-01 DJ Delorie <dj@redhat.com>
8136 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
8137 we are given conflicting registers, switch to the other one we
8138 had allocated for us.
8139 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
8140 as TImode so we know when the "other" register is available.
8142 2002-02-01 David O'Brien <obrien@FreeBSD.org>
8144 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
8147 2002-02-01 Janis Johnson <janis187@us.ibm.com>
8149 * cfganal.c (keep_with_call_p): New function.
8150 (flow_call_edges_add): Prevent splitting a block between a call and
8151 a single-set instruction that should be kept in the same block.
8153 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
8155 * doc/install.texi (avr): Update outdated URL.
8157 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
8159 * config/stormy16/stormy16.md (pushqi): New.
8163 (movhi): Remove stack operands.
8165 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
8166 nonimmediate_nonstack_operand.
8167 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
8169 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
8172 2002-01-31 Jason Merrill <jason@redhat.com>
8174 * Makefile.in (c-parse.c): Handle .output file.
8175 * objc/Make-lang.in (objc-parse.c): Likewise.
8177 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
8179 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
8180 the -me[lb] option is given. Don't output the default flag
8183 2002-01-31 Zack Weinberg <zack@codesourcery.com>
8185 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
8186 the primary source file; this has not been done yet.
8187 * c-decl.c (c_expand_body): Reset input_filename from
8188 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
8190 2002-01-31 Kazu Hirata <kazu@hxi.com>
8192 * rtlanal.c (subreg_regno_offset): Do not use
8193 SUBREG_REGNO_OFFSET.
8194 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
8195 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
8197 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
8199 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
8200 version rather than GNATS version in --version output.
8202 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
8204 * ifcvt.c (noce_process_if_block): Make a copy of the destination
8205 when copying back from a temporary.
8207 2002-01-30 Richard Henderson <rth@redhat.com>
8209 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
8210 and new_dest are the same.
8212 2002-01-30 Richard Henderson <rth@redhat.com>
8215 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
8216 * rtl.c (note_insn_name): Update.
8217 * emit-rtl.c (remove_unnecessary_notes): Kill it.
8218 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
8219 to perform loop rotation.
8220 (expand_exit_loop_top_cond): New.
8221 * tree.h (expand_exit_loop_top_cond): Declare it.
8222 * c-semantics.c (genrtl_while_stmt): Use it.
8223 (genrtl_for_stmt): Likewise.
8225 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
8227 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
8228 arguments to 64-bit boundaries on 64-bit ABIs.
8230 2002-01-30 Steve Ellcey <sje@cup.hp.com>
8232 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
8234 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
8236 * c-decl.c (grokdeclarator): Handle type being a typedef for an
8239 2002-01-30 David O'Brien <obrien@FreeBSD.org>
8241 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
8242 * config/sparc/sparc_bi.h: Remove file.
8243 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
8245 2002-01-30 Richard Henderson <rth@redhat.com>
8247 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
8249 2002-01-30 Zack Weinberg <zack@codesourcery.com>
8251 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
8253 2002-01-30 Jason Merrill <jason@redhat.com>
8255 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
8256 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
8257 (reg_save): Use DW_CFA_offset_extended_sf instead.
8259 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
8261 2002-01-29 Jakub Jelinek <jakub@redhat.com>
8263 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
8266 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
8268 * rs6000.md ("*call_value_local32"): Remove constraints.
8269 ("*call_value_local64"): Same.
8270 ("*call_value_indirect_nonlocal_aix32"): Same.
8271 ("*call_value_nonlocal_aix32"): Same.
8272 ("*call_value_indirect_nonlocal_aix64"): Same.
8273 ("*call_value_nonlocal_aix64"): Same.
8274 ("*call_value_nonlocal_sysv"): Same.
8276 2002-01-29 Richard Henderson <rth@redhat.com>
8278 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
8280 2002-01-29 Richard Henderson <rth@redhat.com>
8282 * expr.c (force_operand): Ignore flag_pic for detecting pic
8284 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
8285 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
8286 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
8287 instead of open-coded loop.
8288 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
8289 be fixed when in use.
8291 2002-01-29 Richard Henderson <rth@redhat.com>
8293 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
8294 * sched-rgn.c (propagate_deps): Update them.
8295 * sched-deps.c (sched_analyze_insn): Update them. Flush the
8296 clobbers list when either gets too long.
8298 2002-01-29 Jakub Jelinek <jakub@redhat.com>
8300 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
8301 and INDEX_REGS the same as GENERAL_REGS.
8302 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
8304 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
8306 * tree.c (build_nonstandard_integer_type): Correct prototype.
8308 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
8310 * config/s390/s390.md (movstrsico, movstrdix_64,
8311 movstrsix_31): Remove, replace by ...
8312 (movstrdi_short, movstrsi_short, movstrdi_long,
8313 movstrsi_long): ... these. New.
8314 (movstrdi, movstrsi): Adapt.
8316 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
8317 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
8318 Remove unnecessary CC clobber.
8319 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
8320 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
8322 (divmoddi4): Don't partially initialize TImode register.
8324 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
8326 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
8328 2002-01-29 Richard Henderson <rth@redhat.com>
8330 * flow.c (print_rtl_and_abort): Remove.
8331 (print_rtl_and_abort_fcn): Remove.
8332 (verify_local_live_at_start): Use dump_bb instead.
8333 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
8334 (verify_wide_reg_1): Return 2 on mode test failure.
8336 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
8338 PR c/3325, c/3326, c/2511, c/3347
8339 * c-decl.c (enum_decl_context): Remove BITFIELD.
8340 (grokdeclarator): Take bitfield width as an input.
8341 Ensure bitfields are given the correct type. Perform
8342 bitfield width validation with build_bitfield_integer_type
8343 rather than waiting for finish_struct.
8344 (grok_typename, grok_typename_in_parm_context, start_decl,
8345 push_parmdecl, grokfield, start_function): Update calls to
8347 (build_bitfield_integer_type): New function.
8348 (finish_struct): Move bitfield validation to grokdeclarator
8349 and build_bitfield_integer_type.
8350 * tree.c (build_nonstandard_integer_type): New function.
8351 * tree.h (build_nonstandard_integer_type): New prototype.
8353 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
8355 2002-01-29 Jakub Jelinek <jakub@redhat.com>
8358 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
8359 don't ignore unrecognized -W* options.
8360 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
8361 * cpplib.h (cpp_handle_option): Adjust prototype.
8362 * c-decl.c (c_decode_options): Pass 0 as last argument to
8366 * gcc.c (cpp_unique_options): Split from cpp_options.
8367 (cpp_options): Source cpp_unique_options.
8368 (default_compilers): Use cpp_unique_options instead of cpp_options
8369 when used together with cc1_options.
8370 (static_specs): Add cpp_unique_options.
8371 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
8372 when used together with cc1_options.
8374 2002-01-29 Kazu Hirata <kazu@hxi.com>
8376 * config/h8300/h8300-protos.h: Update the prototype of
8378 * config/h8300/h8300.c (output_a_shift): Remove an unused
8379 argument 'insn'. Remove redundant code.
8380 * config/h8300/h8300.md: Adust to the new prototype of
8383 2002-01-29 Kazu Hirata <kazu@hxi.com>
8385 * config/h8300/h8300-protos.h: Update the prototypes of
8386 emit_a_rotate and expand_a_rotate.
8387 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
8388 first argument to 'enum rtx_code'.
8389 (expand_a_rotate): Likewise.
8391 2002-01-28 Kazu Hirata <kazu@hxi.com>
8393 * config/h8300/h8300-protos.h: Update the prototype of
8395 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
8397 * config/h8300/h8300.md: Adjust to the new prototype.
8399 2002-01-28 Kazu Hirata <kazu@hxi.com>
8401 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
8404 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
8406 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
8407 is a fixed register before returning pic_offset_table_rtx.
8408 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
8409 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
8411 2002-01-28 Jason Merrill <jason@redhat.com>
8413 * dwarf2.h: Sync with src version.
8415 2002-01-28 Paul Koning <pkoning@equallogic.com>
8417 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
8419 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
8420 * doc/extend.texi (__builtin_prefetch): Update documentation:
8421 first argument is now const void ptr.
8423 2002-01-28 Kazu Hirata <kazu@hxi.com>
8425 * config/h8300/h8300-protos.h: Remove an unused prototype.
8427 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
8429 * toplev.c (lang_independent_init): Round up identifier size.
8431 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
8433 * config.gcc: Revert previous change.
8435 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
8437 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
8439 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
8441 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
8442 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
8443 other non-elf netbsd config frags.
8444 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
8445 collect2 will does that.
8446 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
8447 shared-lib frobbing will work.
8449 2002-01-28 Kazu Hirata <kazu@hxi.com>
8451 * config/h8300/h8300.h: Fix formatting.
8452 * config/h8300/h8300.md: Likewise.
8454 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
8456 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
8457 the old, removed AAA_standards fix.
8458 * fixinc/fixincl.x: Rebuilt.
8460 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
8462 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
8463 atexit call in crtbegin, hooked in after call to frame_dummy;
8464 register EH before registering __fini__start.
8466 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
8468 * config/rs6000/altivec.h: Remove spurious semicolons.
8470 2002-01-27 Kazu Hirata <kazu@hxi.com>
8472 * config/h8300/h8300.md: Replace dead bit extraction patterns
8473 with ones that work.
8475 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8477 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
8478 if not STRICT_ALIGNMENT.
8479 * rtl.h (MEM_ALIGN): Likewise.
8481 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
8483 * doc/invoke.texi (-fdump-translation-unit): Revert this
8484 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
8486 2002-01-27 Kazu Hirata <kazu@hxi.com>
8488 * config/h8300/h8300.md (define_constants): New.
8489 (anonymous patterns) Use defined constants appropriately.
8491 2002-01-27 Kazu Hirata <kazu@hxi.com>
8493 * config/h8300/h8300.c (function_arg): Remove redundant code.
8495 2002-01-26 Richard Henderson <rth@redhat.com>
8497 * sched-deps.c (reg_pending_uses_head): New.
8498 (reg_pending_barrier): Rename from reg_pending_sets_all.
8499 (find_insn_list): Don't mark inline.
8500 (find_insn_mem_list): Remove.
8501 (add_dependence_list, add_dependence_list_and_free): New.
8502 (flush_pending_lists): Replace only_write param with separate
8503 for_read and for_write parameters. Update all callers. Use
8504 add_dependence_list_and_free.
8505 (sched_analyze_1): Do not add reg dependencies here; just set
8506 the pending bits. Use add_dependence_list.
8507 (sched_analyze_2): Likewise.
8508 (sched_analyze_insn): Replace schedule_barrier_found with
8509 reg_pending_barrier. Add all dependencies for pending reg
8510 uses, sets, and clobbers.
8511 (sched_analyze): Don't add reg dependencies for calls, just
8512 set pending bits. Use regs_invalidated_by_call. Treat
8513 sched_before_next_call as a normal list, not a fake insn.
8514 (init_deps): No funny init for sched_before_next_call.
8515 (free_deps): Free pending mems lists. Don't zero reg_last.
8516 (init_deps_global): Init reg_pending_uses.
8517 (finish_deps_global): Free it.
8518 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
8519 (find_insn_mem_list): Remove.
8520 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
8521 (propagate_deps): Use them. Zero temp mem lists.
8523 2002-01-26 Richard Henderson <rth@redhat.com>
8525 * Makefile.in (CRTSTUFF_CFLAGS): New.
8526 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
8527 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
8528 crtstuff.c instead of alpha assembly version.
8529 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
8530 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
8531 not FORCE_{INIT,FINI}_SECTION_ALIGN.
8532 (__do_global_dtors_aux): Mark used.
8533 (frame_dummy, __do_global_ctors_aux): Mark used.
8534 (fini_dummy, init_dummy): Remove.
8536 * config/alpha/crtbegin.asm: Remove file.
8537 * config/alpha/crtend.asm: Remove file.
8538 * config/alpha/t-crtbe: Remove file.
8539 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
8540 (LINK_EH_SPEC): New.
8542 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
8543 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
8544 calling constructors.
8545 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
8547 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
8548 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
8549 CRT_END_INIT_DUMMY hack.
8550 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
8551 FORCE_{INIT,FINI}_SECTION_ALIGN.
8553 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
8554 FORCE_{INIT,FINI}_SECTION_ALIGN.
8556 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
8557 invocation sequence.
8558 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
8560 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
8561 (FORCE_CODE_SECTION_ALIGN): New.
8563 2002-01-26 Richard Henderson <rth@redhat.com>
8565 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
8567 2002-01-26 Richard Henderson <rth@redhat.com>
8569 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
8570 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
8572 2002-01-26 Kazu Hirata <kazu@hxi.com>
8574 * config/h8300/h8300.md: Remove bit extraction patterns that
8575 cannot be triggered.
8576 Restrict each bit extraction pattern to a variant on which the
8579 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
8581 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
8583 2002-01-26 Kazu Hirata <kazu@hxi.com>
8585 * config/h8300/h8300.md: Remove bit test patterns that cannot
8587 Restrict each bit test pattern to a variant on which the
8590 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8592 * builtins.c (expand_builtin_strncat): Remove redundant check for
8595 2002-01-25 David O'Brien <obrien@FreeBSD.org>
8597 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
8599 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
8602 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
8604 * dbxout.c (dbxout_init): Use assemble_name rather than just
8605 stripping off the first character.
8606 (dbxout_source_file): Likewise.
8608 2002-01-25 DJ Delorie <dj@redhat.com>
8610 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
8611 using rtx_equal_p, not by comparing pointers.
8613 2002-01-25 Steve Ellcey <sje@cup.hp.com>
8615 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
8616 for PIC_OFFSET_TABLE_REGNUM.
8617 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
8619 2002-01-25 David O'Brien <obrien@FreeBSD.org>
8621 * config.gcc (x86_64-*-freebsd*): New target.
8622 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
8624 (i[34567]86-*-freebsd*): Don't include svr4.h.
8625 * config/i386/freebsd64.h: New file.
8627 2002-01-25 Douglas B Rupp <rupp@gnat.com>
8629 * config/alpha/x-vms (version): Make static.
8631 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
8632 in previous checkin.
8634 * Makefile.in (install-headers-cp): New target.
8635 * config.gcc (alpha-dec-*vms*): Install headers with
8638 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
8640 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
8643 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8645 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
8646 of compare_tree_int.
8647 (expand_builtin_strncat): Likewise.
8648 * c-decl.c (finish_struct): Use tree_low_cst.
8649 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
8650 * tree.c (compare_tree_int): Likewise.
8652 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
8654 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
8655 adjustments even if they are implemented by more than two insns.
8657 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
8659 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
8660 * df.h (struct ref): Kill B.
8661 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
8663 * basic-block.h (PROP_EQUAL_NOTES): New flag.
8664 * flow.c (propagate_one_insn): Use it.
8665 (mark_used_regs): Handle NIL.
8667 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
8669 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
8672 2002-01-25 David Edelsohn <edelsohn@gnu.org>
8674 * rs6000.md (prefetch): Make address V4SI mode so that the address
8675 is restricted to legitimate form for instruction.
8677 2002-01-25 Bob Wilson <bob.wilson@acm.org>
8679 * doc/install.texi (xtensa-*-elf): New target.
8680 (xtensa-*-linux*): New target.
8681 * doc/contrib.texi: Add myself.
8683 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
8685 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
8686 purpose register to hold an SImode (or smaller) value.
8688 2002-01-25 Jakub Jelinek <jakub@redhat.com>
8690 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
8692 * crtstuff.c: Likewise.
8694 2002-01-25 Kazu Hirata <kazu@hxi.com>
8696 * config/h8300/h8300.md (negation patterns): Tighten
8697 predicates to register_operand.
8699 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
8701 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
8704 * builtins.c (expand_builtin_prefetch): Same.
8706 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8708 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
8711 2002-01-24 Kazu Hirata <kazu@hxi.com>
8713 * config/h8300/h8300.c (print_operand): Remove support for
8714 operand character 'A'.
8715 * config/h8300/h8300.md (three anonymous patterns): Replace
8716 operand character 'A' with either 'T' or 'S'.
8718 2002-01-24 Kazu Hirata <kazu@hxi.com>
8720 * config/h8300/h8300.c (print_operand): Remove support for
8721 operand character 'U'.
8723 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
8725 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
8727 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
8729 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
8730 values to be assigned to the stack pointer.
8732 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
8734 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
8735 to const_double needs to be done right for big-endian systems.
8737 2002-01-24 Jason Merrill <jason@redhat.com>
8740 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
8741 to can_throw_internal.
8743 2002-01-23 Richard Henderson <rth@redhat.com>
8745 * fold-const.c (fold): Change UINT_MAX test to check vs precision
8746 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
8748 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8750 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
8751 (symGOT2reg): Use them, then set as GOT value as unchanging.
8752 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
8753 as a temporary, if possible.
8754 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
8755 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
8757 2002-01-23 Kazu Hirata <kazu@hxi.com>
8759 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
8760 accept to accept 0x80 as operands[2].
8762 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8764 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
8766 2002-01-23 Richard Henderson <rth@redhat.com>
8768 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
8770 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
8772 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
8773 (parmlist_or_identifiers_1): Verify that only a parmlist follows
8776 2002-01-23 Richard Henderson <rth@redhat.com>
8778 * expr.c (move_by_pieces_1): Extend size before negation.
8780 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
8781 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
8782 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
8783 * config/m68k/t-m68kelf: Likewise.
8785 2002-01-23 Bob Wilson <bob.wilson@acm.org>
8787 * config/xtensa/elf.h: New file.
8788 * config/xtensa/lib1funcs.asm: New file.
8789 * config/xtensa/lib2funcs.S: New file.
8790 * config/xtensa/linux.h: New file.
8791 * config/xtensa/t-xtensa: New file.
8792 * config/xtensa/xtensa-config.h: New file.
8793 * config/xtensa/xtensa-protos.h: New file.
8794 * config/xtensa/xtensa.c: New file.
8795 * config/xtensa/xtensa.h: New file.
8796 * config/xtensa/xtensa.md: New file.
8797 * config.gcc (xtensa-*-elf*): New target.
8798 (xtensa-*-linux*): New target.
8799 * cse.c (canon_hash): Compare rtx pointers instead of register
8800 numbers. This is required for the Xtensa port.
8801 * integrate.c (copy_insn_list): Handle case where the static
8802 chain is in memory and the memory address has to be copied to
8804 * doc/invoke.texi (Option Summary): Add Xtensa options.
8805 (Xtensa Options): New node.
8806 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
8808 2002-01-23 Zack Weinberg <zack@codesourcery.com>
8810 * diagnostic.c (internal_error): Do ICE suppression only
8811 when ENABLE_CHECKING is not defined.
8813 * c-typeck.c (require_complete_type): Return error_mark_node
8814 if type is error_mark_node.
8816 2002-01-23 Janis Johnson <janis187@us.ibm.com>
8818 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
8819 -Os and issue a warning.
8821 2002-01-23 Zack Weinberg <zack@codesourcery.com>
8823 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
8824 current (lack of) need for host configuration by hand.
8826 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
8827 references. Documentation of some target macros moved from
8828 hostconfig.texi to tm.texi.
8830 2002-01-23 Will Cohen <wcohen@redhat.com>
8832 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
8835 2002-01-23 Kazu Hirata <kazu@hxi.com>
8837 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
8840 2002-01-23 Jason Merrill <jason@redhat.com>
8842 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
8844 * function.c (assign_parms): Don't put args of inline functions
8845 into registers when not optimizing.
8847 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
8849 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
8850 (prologue_use): New pattern.
8851 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
8852 preference to gen_rtx_USE.
8853 (thumb_expand_prologue): Use gen_prologue_use in preference to
8855 (thumb_expand_epilogue): Use gen_prologue_use in preference to
8858 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
8860 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
8862 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
8865 * doc/extend.texi: Correct documentation of __alignof__.
8867 2002-01-22 Zack Weinberg <zack@codesourcery.com>
8869 * params.h: Rename arguments of DEFPARAM so that it will be
8870 recognized as a translation keyword.
8872 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
8874 * extend.texi: Document altivec functions.
8875 Fix N-bit adjectives in X86 builtin documentation.
8877 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
8879 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
8880 auto_inc_dec values.
8882 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
8884 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
8886 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
8888 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
8890 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
8892 2002-01-22 Richard Henderson <rth@redhat.com>
8894 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
8895 copy_insn not copy_rtx.
8897 2002-01-23 Alan Modra <amodra@bigpond.net.au>
8899 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
8900 "nonzero" as that might add "1" bits. Ensure "constop" is
8901 properly sign extened.
8902 (force_to_mode): Tweak for sign extended constop.
8904 2002-01-22 Richard Henderson <rth@redhat.com>
8906 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
8907 for_each_rtx instead of assuming we're already looking at the MEM.
8908 (split_small_symbolic_mem_operand): Likewise.
8909 * config/alpha/alpha.h (PREDICATE_CODES): Update.
8910 * config/alpha/alpha.md (small symbolic memory splitters): Update.
8912 2002-01-22 Richard Henderson <rth@redhat.com>
8914 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
8915 sequence number for the literal.
8916 (divmoddi_internal_er): Likewise.
8918 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
8921 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
8922 in LIBICONV variable.
8923 * configure: Regenerated.
8925 2002-01-22 Krister Walfridsson <cato@df.lth.se>
8927 * dependence.c (build_def_use): Remove array_idx.
8929 * dwarfout.c (last_filename): Remove.
8930 (output_compile_unit_die): Remove last_filename.
8932 2002-01-22 Roger Sayle <roger@eyesopen.com>
8933 Richard Henderson <rth@redhat.com>
8936 * fold-const.c (fold): Optimize unsigned comparisons against
8937 UINT_MAX (and similar unsigned constants).
8939 2002-01-22 Janis Johnson <janis187@us.ibm.com>
8941 * Makefile.in (loop.o): Depend on OPTABS_H.
8942 * loop.c (emit_prefetch_instructions): Check the prefetch operand
8943 against the predicate.
8946 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
8947 for the address operand.
8949 2002-01-22 Richard Henderson <rth@redhat.com>
8951 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
8953 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
8956 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
8959 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
8961 * config.gcc (x86_64-*-netbsd*): New target.
8962 * config/i386/netbsd64.h: New file.
8964 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
8966 * regrename.c (kill_value): Fix typo.
8968 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
8970 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
8972 * config/rs6000/rs6000.h: Same.
8974 * function.c (instantiate_virtual_regs): Remove
8975 STARTING_FRAME_PHASE.
8976 (assign_stack_local_1): Same.
8977 Calculate frame phase.
8979 2002-01-22 Nick Clifton <nickc@redhat.com>
8981 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
8982 variable declaration to outer scope in order to simplify
8984 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
8985 arm_hard_regno_mode_ok.
8986 * config/arm/arm-protos.h: Add a prototype for
8987 arm_hard_regno_mode_ok.
8988 * config/arm/arm.c (soft_df_operand): Remove now redundant
8989 check for DImode values using IP_REGNUM.
8990 (nonimmediate_soft_df_operand): Remove now redundant check for
8991 DImode values using IP_REGNUM.
8992 (arm_hard_regno_mode_ok): New function. New check: make sure
8993 that DImode values are not stored in IP_REGNUM.
8995 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
8997 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
8999 2002-01-22 Jason Merrill <jason@redhat.com>
9001 * c-semantics.c (genrtl_compound_stmt): Only check nesting
9002 consistency if this COMPOUND_STMT is scoped.
9004 2002-01-22 Kazu Hirata <kazu@hxi.com>
9006 * predict.c: Fix formatting.
9007 * print-tree.c: Likewise.
9008 * protoize.c: Likewise.
9011 * sbitmap.h: Likewise.
9013 * sched-deps.c: Likewise.
9014 * sched-vis.c: Likewise.
9015 * sdbout.c: Likewise.
9016 * sibcall.c: Likewise.
9018 * ssa-ccp.c: Likewise.
9019 * ssa-dce.c: Likewise.
9021 * stor-layout.c: Likewise.
9022 * system.h: Likewise.
9024 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9026 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
9027 if fits in bounds of base type.
9029 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
9030 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
9031 (add_bound_info, default): If can't find a context, make a
9033 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
9035 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
9037 * c-typeck.c (parser_build_binary_op): If result from
9038 build_binary_op is ERROR_MARK just return error_mark_node without
9041 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
9043 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
9044 Split a.out-specific bits into...
9045 * config/netbsd-aout.h: ...this.
9046 * config/netbsd-elf.h: New file.
9047 * config/alpha/netbsd-elf.h: Remove.
9048 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
9049 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
9050 (STARTFILE_SPEC): Remove redundant definition.
9051 (ENDFILE_SPEC): Likewise.
9052 (LINK_SPEC): Likewise.
9053 (CPP_SPEC): Likewise.
9054 (ASM_SPEC): Likewise.
9055 (LIB_SPEC): Likewise.
9056 (SWITCH_TAKES_ARG): Likewise.
9057 (TARGET_MEM_FUNCTIONS): Likewise.
9058 (CPP_PREDEFINES): Redefine.
9059 (ASM_FINAL_SPEC): Remove redefinition.
9060 (ASM_COMMENT_START): Redefine.
9061 (FUNCTION_PROFILER): Define.
9062 (TARGET_VERSION): Redefine.
9063 Comment and formatting cleanup.
9064 * config/i386/netbsd.h: Include <netbsd-aout.h>.
9065 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
9066 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
9067 big- or little-endian.
9068 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
9069 * config.gcc (*-*-netbsd*): Add definitions common to all
9071 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
9072 gnu_ld definitions. Add netbsd-elf.h to and remove
9073 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
9074 tmake_file, and don't lose previous tmake_file contents.
9075 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
9076 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
9077 gnu_ld definitions. Add netbsd-elf.h to tm_file.
9078 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
9079 (mipsel-*-netbsd*): Rename this to...
9080 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
9081 mips/little.h to tm_file for mips*el-*.
9082 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
9083 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
9084 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
9086 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
9088 * pa-protos.h (reg_before_reload_operand): New function prototype.
9089 * pa.c (reg_before_reload_operand): New function implementation.
9090 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
9093 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9095 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
9097 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
9099 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
9100 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
9101 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
9102 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
9103 (ENDFILE_SPEC): Undefine.
9104 (STARTFILE_SPEC): Redefine for PA.
9106 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9108 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
9110 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
9112 * config.gcc: Add entries to supported PowerPC --with-cpu
9115 2002-01-21 Jakub Jelinek <jakub@redhat.com>
9117 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
9118 true for 64-bit mode only SSE registers in 32-bit mode.
9120 2002-01-21 Kazu Hirata <kazu@hxi.com>
9122 * unwind-dw2.c: Fix formatting.
9123 * unwind-dw2-fde.c: Likewise.
9124 * unwind-dw2-fde.h: Likewise.
9125 * unwind-pe.h: Likewise.
9126 * varasm.c: Likewise.
9127 * varray.h: Likewise.
9129 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9131 Remove workaround for register stack overwrite bug in mmix.
9132 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
9133 support for TARGET_REG_STACK_FILL_BUG.
9134 * config/mmix/mmix.h: Remove member has_call_without_parameters.
9135 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
9137 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
9138 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
9139 -mno-reg-stack-fill-bug-workaround.
9140 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
9141 machine member has_call_without_parameters.
9142 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
9143 -mreg-stack-fill-bug-workaround and
9144 -mno-reg-stack-fill-bug-workaround.
9145 (MMIX Options): Ditto.
9147 2002-01-21 Kazu Hirata <kazu@hxi.com>
9149 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
9151 Remove redundant code.
9153 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
9155 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
9156 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9157 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
9158 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
9159 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
9160 out target macro definitions and non-target-specific comments
9161 mostly taken from old versions of the manual.
9163 2002-01-20 Kazu Hirata <kazu@hxi.com>
9165 * config/h8300/h8300.h: Fix comment formatting.
9166 * config/ia64/aix.h: Likewise.
9167 * config/ia64/ia64-protos.h: Likewise.
9168 * config/ia64/ia64.c: Likewise.
9169 * config/ia64/ia64.h: Likewise.
9170 * config/ia64/ia64intrin.h: Likewise.
9171 * config/ia64/linux.h: Likewise.
9172 * config/ia64/unwind-aix.c: Likewise.
9173 * config/ia64/unwind-ia64.c: Likewise.
9175 2002-01-20 Kazu Hirata <kazu@hxi.com>
9177 * config/h8300/h8300.c: Revise comments about shift code.
9179 2002-01-20 Kazu Hirata <kazu@hxi.com>
9181 * config/h8300/h8300.c (function_arg): Update a comment.
9183 2002-01-20 Kazu Hirata <kazu@hxi.com>
9185 * config/h8300/h8300.md: Update the comments at the beginning
9188 2002-01-20 Kazu Hirata <kazu@hxi.com>
9190 * config/i370/i370.c: Fix comment formatting.
9191 * config/i370/i370.h: Likewise.
9192 * config/i370/i370.md: Likewise.
9193 * config/i370/linux.h: Likewise.
9195 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9197 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
9199 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
9200 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
9203 2002-01-20 Graham Stott <grahams@redhat.com>
9205 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
9207 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
9209 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
9211 2002-01-19 Tom Rix <trix@redhat.com>
9213 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
9215 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
9217 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
9219 * function.c (assign_stack_local_1): Adjust x_frame_offset with
9220 STARTING_FRAME_PHASE.
9221 (STARTING_FRAME_PHASE): New.
9222 (instantiate_virtual_regs): Check saneness of
9223 STARTING_FRAME_PHASE.
9225 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
9227 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
9229 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
9231 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
9233 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
9234 be used for bootstrapping GCC 3.0.
9236 2002-01-18 Kazu Hirata <kazu@hxi.com>
9238 * config/h8300/h8300.md: Fix an insn length.
9240 2002-01-18 Kazu Hirata <kazu@hxi.com>
9242 * bitmap.h: Fix comment formatting.
9243 * combine.c: Likewise.
9244 * cppfiles.c: Likewise.
9245 * c-pragma.h: Likewise.
9246 * c-typeck.c: Likewise.
9248 * dwarf2out.c: Likewise.
9249 * function.c: Likewise.
9251 * genattrtab.c: Likewise.
9252 * gthr-win32.h: Likewise.
9253 * haifa-sched.c: Likewise.
9254 * predict.c: Likewise.
9255 * rtlanal.c: Likewise.
9257 * unwind-dw2-fde.h: Likewise.
9258 * unwind-pe.h: Likewise.
9259 * vmsdbgout.c: Likewise.
9261 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9263 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
9264 if type_required and passed decl.
9266 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
9268 * config.gcc (cpu_type): Include altivec.h in powerpc
9272 * config/rs6000/altivec.h: New.
9274 2002-01-17 David Edelsohn <edelsohn@gnu.org>
9276 * doc/install.texi (*-ibm-aix*): Update assembler and exception
9277 handling information.
9278 * doc/trouble.texi (Interoperation): Add libstdc++ information
9280 (Misunderstandings): Add template instantiation and static template
9281 member information for AIX.
9283 2002-01-17 Jason Merrill <jason@redhat.com>
9285 * dbxout.c (dbxout_type): Support const and volatile.
9287 * except.c (add_partial_entry): Remove backwards compatibility code.
9288 (end_protect_partials): Likewise.
9290 2002-01-17 Jakub Jelinek <jakub@redhat.com>
9292 * config/ia64/ia64.md (prologue_use): New.
9293 * config/ia64/ia64.c (ia64_expand_prologue): Use
9294 gen_prologue_use instead of gen_rtx_USE.
9295 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
9296 as CODE_FOR_pred_rel_mutex.
9297 (ia64_sched_reorder2): Likewise.
9299 2002-01-16 Eric Christopher <echristo@redhat.com>
9301 * config/mips/r3900.h: Reformat.
9302 (SUBTARGET_CPP_SIZE_SPEC): Remove.
9303 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
9304 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
9305 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
9306 * config/mips/t-elf: Remove mips3 multilib.
9308 2002-01-16 H.J. Lu <hjl@gnu.org>
9310 * config/mips/linux.h: Include "mips/abi64.h".
9312 2002-01-16 H.J. Lu <hjl@gnu.org>
9314 * config/mips/t-linux: New.
9316 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
9318 * config/mips/linux.h: Don't include "gofast.h".
9319 (INIT_SUBTARGET_OPTABS): Removed.
9321 2002-01-16 Kazu Hirata <kazu@hxi.com>
9323 * config/h8300/h8300-protos.h: Replace emit_a_shift with
9325 * config/h8300/h8300.c: Likewise.
9326 * config/h8300/h8300.md: Likewise.
9328 2002-01-16 Kazu Hirata <kazu@hxi.com>
9330 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
9331 spaces after an opcode name.
9332 (pushqi1_h8300hs): Likewise.
9333 (pushhi1_h8300hs): Likewise.
9335 2002-01-16 Kazu Hirata <kazu@hxi.com>
9337 * doc/extend.texi: Replace "option" with "attribute"
9340 2002-01-16 Jakub Jelinek <jakub@redhat.com>
9342 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
9343 (and:DI () (const_int -8)).
9344 (split_small_symbolic_mem_operand): Split
9345 (mem (and:DI () (const_int -8)).
9347 2002-01-16 Jakub Jelinek <jakub@redhat.com>
9350 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
9351 same way as TYPE_IMUL.
9352 (ultrasparc_sched_reorder): Likewise.
9353 * config/sparc/sparc.md (type): Add comment to update
9354 ultrasparc_sched_reorder when making changes.
9356 2002-01-16 Kazu Hirata <kazu@hxi.com>
9358 * doc/invoke.texi: Change the dump file name of block
9359 reordering pass from 28.bbro to 29.bbro.
9362 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
9364 * i386.md (minsf splitter): Fix pasto.
9366 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
9368 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
9369 to frame pointer initialisation instruction.
9370 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
9371 initialisation instruction.
9372 (soft_df_operand): Do not accept the IP register.
9373 (nonimmediate_soft_df_operand): Do not accept the IP register.
9375 2002-01-16 Jakub Jelinek <jakub@redhat.com>
9378 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
9379 MASK_V8 being both set.
9381 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
9383 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
9384 insn for GOT register; add REG_MAYBE_DEAD notes instead.
9385 config/s390/s390.md (call, call_value): Add GOT register to
9386 CALL_INSN_FUNCTION_USAGE where needed.
9387 (call_exp, call_value_exp): New.
9389 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
9391 * config/arm/arm.c: General formatting tidy up.
9393 2002-01-16 Graham Stott <grahams@redhat.com>
9395 * calls.c (try_to_integrate): Use "(size_t)" intermediate
9396 cast and when casting an integer literal to "rtx" pointer.
9397 (expand_call): Likewise.
9398 * flow.c (try_pre_increment): Likewise.
9399 (find_use_as_address): Likewise.
9400 * integrate.c (expand_iline_function): Likewise.
9401 * regmove.c (try_auto_increment): Likewise.
9403 2002-01-16 Graham Stott <grahams@redhat.com>
9405 * sched-rgn.c (passed): Use sbitmap_free.
9408 (in_queue): Likewise.
9409 (in_stack): Likewise.
9411 2002-01-15 Eric Christopher <echristo@redhat.com>
9413 * flow.c (propagate_one_insn): Change to use fatal_insn.
9415 2002-01-15 Kazu Hirata <kazu@hxi.com>
9417 * expmed.c (extract_fixed_bit_field): Remove unused code.
9418 * system.h: Poison SLOW_ZERO_EXTEND.
9419 * doc/tm.texi: Remove.
9420 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
9421 * config/arm/arm.h: Likewise.
9422 * config/avr/avr.h: Likewise.
9423 * config/clipper/clipper.h: Likewise.
9424 * config/convex/convex.h: Likewise.
9425 * config/d30v/d30v.h: Likewise.
9426 * config/dsp16xx/dsp16xx.h: Likewise.
9427 * config/elxsi/elxsi.h: Likewise.
9428 * config/fr30/fr30.h: Likewise.
9429 * config/h8300/h8300.h: Likewise.
9430 * config/i370/i370.h: Likewise.
9431 * config/i386/i386.h: Likewise.
9432 * config/m68k/m68k.h: Likewise.
9433 * config/mips/mips.h: Likewise.
9434 * config/ns32k/ns32k.h: Likewise.
9435 * config/pdp11/pdp11.h: Likewise.
9436 * config/pj/pj.h: Likewise.
9437 * config/s390/s390.h: Likewise.
9438 * config/sh/sh.h: Likewise.
9439 * config/stormy16/stormy16.h: Likewise.
9440 * config/v850/v850.h: Likewise.
9441 * config/vax/vax.h: Likewise.
9442 * config/we32k/we32k.h: Likewise.
9444 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
9446 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
9447 (altivec_lvsl): Change constraint to b.
9448 (altivec_lvsr): Same.
9449 (altivec_lvebx): Same.
9450 (altivec_lvehx): Same.
9451 (altivec_lvewx): Same.
9452 (altivec_lvxl): Same.
9453 (altivec_lvx): Same.
9454 (altivec_stvx): Add parallel.
9455 (altivec_stvxl): Same.
9456 (altivec_stvehx): Same.
9457 (altivec_stvebx): Same.
9458 (altivec_stvebx): Same.
9460 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
9462 * config.gcc: Change altivec.h to altivec-defs.h.
9464 * config/rs6000/altivec.h: Delete.
9466 * config/rs6000/altivec-defs.h: Add.
9468 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
9470 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
9473 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
9474 less than or equal to eight bytes.
9476 * vax.md (andsi3): Remove constraints and change SET destination
9477 operand type to nonimmediate_operand.
9478 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
9479 when it is a CONST_INT.
9481 2002-01-15 Jason Merrill <jason@redhat.com>
9483 * c-common.def (FILE_STMT): New code.
9484 * c-common.c (statement_code_p): It's a statement.
9485 * c-common.h (stmt_tree_s): Add x_last_filename.
9486 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
9487 (last_expr_filename): New macro.
9488 * c-semantics.c (begin_stmt_tree): Initialize it.
9489 (add_stmt): If the filename changed, also insert a
9491 (expand_stmt): Handle seeing one.
9493 2002-01-15 Eric Christopher <echristo@redhat.com>
9495 * flow.c (propagate_one_insn): Add error message and print out
9498 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
9500 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
9501 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
9502 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
9503 TRAMPOLINE_ALIGNMENT.
9504 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
9506 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
9507 PCC_BITFIELD_TYPE_MATTERS.
9508 * config/interix.h (STDC_VALUE): Remove. Use
9509 STDC_0_IN_SYSTEM_HEADERS.
9510 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
9511 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
9512 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
9514 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
9516 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
9517 not work on this platform currently.
9519 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
9521 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
9522 readonly_warning in _().
9524 2002-01-15 Douglas B Rupp <rupp@gnat.com>
9526 * gcc.c (delete_if_ordinary): Backout previous change.
9528 2002-01-15 Kazu Hirata <kazu@hxi.com>
9530 * config/h8300/h8300.c (print_operand): Remove support for
9531 unused operand characters.
9533 * read-rtl.c: Fix formatting.
9535 * recog.c: Likewise.
9536 * regclass.c: Likewise.
9537 * regmove.c: Likewise.
9538 * reg-stack.c: Likewise.
9539 * reload1.c: Likewise.
9540 * rtlanal.c: Likewise.
9542 2002-01-15 Kazu Hirata <kazu@hxi.com>
9544 * config/i386/i386.c: Fix formatting.
9546 2002-01-15 Jakub Jelinek <jakub@redhat.com>
9548 * c-typeck.c (process_init_element): Don't save_expr
9549 COMPOUND_LITERAL_EXPR if just its initializer will be used.
9551 2002-01-15 David Edelsohn <edelsohn@gnu.org>
9553 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
9554 emit optional traceback table if optimize_size or TARGET_ELF.
9555 * config/rs6000/rs6000.md (prefetch): New.
9557 2002-01-15 Andreas Jaeger <aj@suse.de>
9559 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
9561 2002-01-15 Kazu Hirata <kazu@hxi.com>
9563 * mips-tfile.c: Fix formatting.
9565 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
9567 * unroll.c (final_reg_note_copy): Fix previous commit.
9569 2002-01-14 Kazu Hirata <kazu@hxi.com>
9571 * config/h8300/h8300-protos.h: Remove the prototype for
9573 * config/h8300/h8300.c (eq_operator): Remove.
9575 2002-01-14 Richard Henderson <rth@redhat.com>
9577 * config/i386/i386.md (prefetch): Tidy.
9578 (prefetch_3dnow): Fix locality operand.
9580 2002-01-14 Richard Henderson <rth@redhat.com>
9582 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
9583 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
9585 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
9587 * reload1.c (reload_combine): Pass reg_sum replacement through
9588 copy_rtx in loop performing multiple changes.
9590 2002-01-14 Jakub Jelinek <jakub@redhat.com>
9592 * except.c (remove_unreachable_regions): New.
9593 (free_eh_status): Clear exception_handler_labels.
9594 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
9595 (find_exception_handler_labels): Don't add the same label more than
9597 (remove_exception_handler_label): Don't die if
9598 find_exception_handler_labels hasn't been called for the current
9601 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
9603 * toplev.c (rest_of_compilation): Rebuild jump labels after
9606 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
9608 * doc/extend.texi: Move documentation of X86 built-in functions
9610 * doc/invoke.texi: From here.
9611 * doc/sourcebuild.texi: Document location of documentation for
9612 machine built-in functions.
9614 2002-01-13 Christopher Faylor <cgf@redhat.com>
9616 * cppfiles.c (TEST_THRESHOLD): New macro.
9617 (SHOULD_MMAP): Ditto.
9618 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
9621 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
9623 * unroll.c (final_reg_note_copy): Properly handle
9625 (unroll_loops): Fix LOOP_CONDITION heuristics.
9627 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
9629 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
9630 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
9632 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
9634 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
9637 2002-01-14 Tom Rix <trix@redhat.com>
9639 * config/rs6000/rs6000.md: Fix typo with sradi.
9641 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
9643 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
9644 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
9645 (clrstrdi, clrstrsi): Adapt callers.
9647 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
9649 (movti splitter): Never use register 0 as base register.
9651 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
9653 * combine.c (simplify_shift_const): Always generate new rtx
9654 for shift expression instead of reusing given expression.
9656 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9658 * config/alpha/alpha.c (alpha_expand_mov): Don't call
9659 alpha_legitimize_address unless mode is Pmode.
9661 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
9663 * doc/md.texi (Modifiers): Document the '*' constraint for the
9666 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
9667 * doc/extend.texi (Function Attributes): 'interrupt' is valid
9670 2002-01-13 Richard Henderson <rth@redhat.com>
9672 * reload.c (find_reloads): Use a hard reg destination as reload reg
9673 for an input reload of the source.
9675 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9677 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
9680 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
9682 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
9683 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
9685 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
9687 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9689 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
9691 2002-01-12 Tom Rix <trix@redhat.com>
9693 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
9696 2002-01-12 Richard Henderson <rth@redhat.com>
9698 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
9700 * doc/invoke.texi: Update Alpha options.
9702 * doc/invoke.texi: Update i386 built-in function lists.
9704 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
9706 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
9707 referencing outside.
9709 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9711 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
9712 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
9713 offsets, and change line folding.
9714 * optabs.c (expand_binop): Remove warnings.
9715 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
9717 2002-01-12 Graham Stott <grahams@redhat.com>
9719 * attribs.c (handle_deprecated_attribute): constify WHAT.
9720 * diagnostic.c (warn_deprecated_use): Add braces, fixes
9721 dangling else warning and constify WHAT.
9722 * except.h (struct function, struct inline_remap): Move
9723 struct tag forward defs before all prototypes.
9724 (duplicate_eh_regions): Whitespace.
9726 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
9728 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
9729 MODE_BASE_REG_CLASS.
9730 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
9732 2002-01-12 Richard Henderson <rth@redhat.com>
9734 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
9735 (ix86_expand_vector_move): New.
9736 (bdesc_2arg): Remove andps, andnps, orps, xorps.
9737 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
9738 Remove old prefetch builtins. Special case the logicals removed above.
9739 (ix86_expand_builtin): Likewise.
9740 (safe_vector_operand): Use V4SFmode, not TImode.
9741 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
9742 (ix86_expand_timode_binop_builtin): New.
9743 * config/i386/i386-protos.h: Update.
9744 * config/i386/i386.h (enum ix86_builtins): Update.
9745 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
9746 Use ix86_expand_vector_move in vector move expanders.
9747 (movti_internal, movti_rex64): Add xorps alternative.
9748 (sse_clrv4sf): Rename and adjust from sse_clrti.
9749 (prefetch): Don't work so hard.
9750 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
9751 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
9752 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
9754 2002-01-11 Richard Henderson <rth@redhat.com>
9756 * config/i386/mmintrin.h: New file.
9757 * config/i386/xmmintrin.h: New file.
9758 * config.gcc (i?86-*-*): Add extra_headers.
9759 * simplify-rtx.c (simplify_unary_operation): Handle saturating
9761 (simplify_binary_operation): Handle saturating arithmetic codes.
9762 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
9763 not the lowpart subreg.
9764 (ix86_expand_builtin): Return a TImode dummy register instead of 0
9766 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
9768 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9770 * conflict.c (conflict_graph_compute): Free regsets when finished.
9771 * ssa.c (compute_coalesced_reg_partition): Likewise.
9773 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9775 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
9776 every where we allocate a register.
9778 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9780 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
9781 * lcm.c (compute_earliest, compute_farthest): Likewise.
9783 2002-01-11 Janis Johnson <janis187@us.ibm.com>
9785 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
9787 2002-01-11 Janis Johnson <janis187@us.ibm.com>
9789 * doc/rtl.texi (Insns): Fix 2 typos.
9791 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
9793 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
9794 options. Use @table @gcctabopt for MMIX options. Add index
9795 entries for MMIX options. Start new paragraph with first
9796 heading of the machine-dependent options.
9798 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
9801 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
9802 * combine.c (force_to_mode): Same.
9803 * reload1.c (clear_reload_reg_in_use): Same.
9805 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
9807 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
9810 2002-01-11 Andreas Jaeger <aj@suse.de>,
9811 Brad Lucier <lucier@math.purdue.edu>
9813 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
9816 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
9818 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
9819 Protect with IN_LIBGCC.
9820 (LINK_EH_SPEC): Add required trailing space.
9822 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
9824 * c-tree.h: Move function declarations so that they are listed
9825 under the filename which contains them.
9826 (check_identifier, finish_decl_top_level,
9827 lookup_name_current_level_global, shadow_record_fields): Remove.
9829 2002-01-11 Andreas Jaeger <aj@suse.de>
9831 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
9834 2002-01-10 Richard Henderson <rth@redhat.com>
9836 * config/alpha/alpha.c (print_operand): Add 'J'.
9837 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
9838 new operand with the sequence number for the lituse. When splitting
9839 the insns, use gen_movdi_er_high_g and generate a sequence number.
9840 (gen_movdi_er_high_g): Print the sequence number if non-zero.
9842 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
9844 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
9845 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
9847 (altivec_expand_builtin): Same.
9848 (altivec_expand_stv_builtin): New.
9850 * config/rs6000/rs6000.h (rs6000_builtins): Same.
9852 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
9853 ("altivec_lvehx"): New.
9854 ("altivec_lvewx"): New.
9855 ("altivec_lvxl"): New.
9856 ("altivec_lvx"): New.
9857 ("altivec_stvx"): New.
9858 ("altivec_stvebx"): New.
9859 ("altivec_stvehx"): New.
9860 ("altivec_stvewx"): New.
9861 ("altivec_stvxl"): New.
9863 2002-01-10 Richard Henderson <rth@redhat.com>
9865 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
9866 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
9867 care not to delete instructions twice.
9869 2002-01-10 Zack Weinberg <zack@codesourcery.com>
9871 * toplev.c: Don't declare environ (it's not used anywhere).
9872 * configure.in: Don't check for declaration of environ.
9873 * config/i386/xm-mingw32.h: Don't #define environ.
9874 * config.in, configure: Regenerate.
9876 2002-01-10 Zack Weinberg <zack@codesourcery.com>
9878 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
9879 * configure: Regenerate.
9881 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
9882 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
9883 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
9885 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
9886 LIMITS_H_TEST here, not in m68k/x-next.
9887 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
9888 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
9890 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
9891 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
9892 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
9894 * config/i386/x-djgpp: Renamed i386/t-djgpp.
9895 * config/m88k/x-dolph: Renamed m88k/t-dolph.
9896 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
9897 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
9898 replacement of quadlib.asm with quadlib.c.
9900 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
9901 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
9902 config/rs6000/xm-beos.h: Delete file.
9904 * config.gcc: Update to match above changes.
9906 2002-01-10 Kazu Hirata <kazu@hxi.com>
9908 * config/h8300/h8300.h: Fix comment typos.
9909 * config/h8300/h8300.md: Likewise.
9910 * config/h8300/lib1funcs.asm: Likewise.
9912 2002-01-10 Dale Johannesen <dalej@apple.com>
9914 PR optimization/5269
9915 * unroll.c (precondition_loop_p): Make *increment be the correct
9916 sign when n_iterations known, to avoid confusing caller.
9918 2002-01-10 Kazu Hirata <kazu@hxi.com>
9920 * doc/extend.texi (deprecated): Fix a typo.
9922 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
9924 * basic-block.h (update_br_prob_note): Declare.
9925 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
9926 (try_forward_edges): Care negative frequencies and update note.
9927 (outgoing_edges_match): Tweek conditional merging heuristics.
9928 (try_crossjump_to_edge): use update_br_prob_note.
9929 * cfglayout.c (fixup_reorder_chain): Likewise.
9930 * cfrtl.c (update_br_prob_note): New.
9931 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
9933 * i386.c (ix86_decompose_address): Return -1 if address contains
9935 (legitimate_address_p): Require ix86_decompose_address to return 1.
9937 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
9938 (cprop_insn): Likewise.
9940 2002-01-10 Kazu Hirata <kazu@hxi.com>
9942 * toplev.c: Fix formatting.
9944 * tree-dump.c: Likewise.
9945 * unroll.c: Likewise.
9946 * unwind-dw2.c: Likewise.
9947 * unwind-dw2-fde.c: Likewise.
9948 * unwind-dw2-fde-glibc.c: Likewise.
9949 * unwind-sjlj.c: Likewise.
9951 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9953 * doc/invoke.texi: Document PDP-11 options.
9955 2002-01-10 Kazu Hirata <kazu@hxi.com>
9957 * config/h8300/h8300.h: Fix formatting.
9959 2002-01-10 Ira Ruben <ira@apple.com>
9961 Add __attribute__ ((deprecated)).
9962 * extend.texi: Document __attribute__ ((deprecated)).
9963 * invoke.texi: Document -Wno-deprecated-declarations.
9964 * testsuite/g++.dg/other/deprecated.C: New C++ test.
9965 * testsuite/gcc.dg/deprecated.c: New C test.
9966 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
9967 (c_common_attribute_table): Add "deprecated" entry.
9968 (handle_deprecated_attribute): New function.
9969 * c-decl.c (deprecated_states): New enum.
9970 deprecated_state: State of "deprecated" handling.
9971 (start_decl): Set deprecated_state based on attributes.
9972 (grokdeclarator): Test for deprecated uses, propagate attribute.
9973 * c-typeck.c (build_component_ref): Test for deprecated fields.
9974 (build_external_ref): Test for deprecated primaries.
9975 * diagnostic.c (warn_deprecated_use) New function to issue
9976 warnings about __attribute__ ((depricated)) references.
9977 * flags.h (warn_deprecated_decl): Extern declared for
9978 -W[no-]deprecated-declarations option.
9979 * print-tree.c (print_node): Show deprecated flag status.
9980 * toplev.c (warn_deprecated_decl): Defined.
9981 (W_options): Added "deprecated-declaration".
9982 * toplev.h (warn_deprecated_use): Extern declared.
9983 * tree.h (struct tree_common): Define deprecated_flag.
9984 (TREE_DEPRECATED): New macro to access flag.
9985 * cp/call.c (build_call): Test for deprecated calls.
9986 * cp/class.c (add_implicitly_declared_members): Set global
9987 flag to tell grokdeclarator to not issue deprecated warnings.
9988 * cp/cp-tree.h: Add extern for adding_implicit_members.
9989 * cp/decl.c (deprecated_states): New enum.
9990 (start_decl): Set deprecated_state based on attributes.
9991 (grokdeclarator): Test for deprecated uses, propagate attribute.
9992 * cp/lex.c (do_identifier): Test for deprecated primaries.
9993 * cp/typeck.c (build_component_ref): Test for deprecated fields.
9995 2002-01-10 Ira Ruben <ira@apple.com>
9997 Fix to assign attributes to inline member functions.
9998 * cp/decl.c (start_method): Handle attrlist.
10000 2002-01-10 Kazu Hirata <kazu@hxi.com>
10002 * combine.c (expand_field_assignment): Use subreg_lsb().
10004 2002-01-10 David Edelsohn <edelsohn@gnu.org>
10006 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
10007 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
10008 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
10009 Recurse for any operand of AND as long as constant is non-zero.
10011 2002-01-10 Kazu Hirata <kazu@hxi.com>
10013 * config/h8300/h8300.md: Remove constraints from expanders.
10015 2002-01-10 Kazu Hirata <kazu@hxi.com>
10017 * varasm.c: Fix formatting.
10018 * varray.c: Likewise.
10019 * vmsdbgout.c: Likewise.
10020 * xcoffout.c: Likewise.
10022 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
10024 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
10025 update edge probabilities to match.
10027 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
10029 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
10031 * doc/languages.texi, doc/sourcebuild.texi: New files.
10032 * doc/configfiles.texi: Make a subsubsection. Update.
10033 * doc/configterms.texi: Add @node. Remove warning that this isn't
10034 instructions for building GCC.
10035 * doc/makefile.texi: Make a subsection.
10036 * doc/gccint.texi: Update.
10038 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
10040 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
10042 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
10044 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
10046 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
10048 * optabs.c (expand_fix): Look for wider integer modes first.
10050 * i386.md (mov?f): Avoid the fake const double trick for medium
10052 (min?f*/max?f*): Prohibit memory operands for i387 variant.
10053 (fop_df_4): Disable for SSE compilation.
10055 2002-01-10 Graham Stott <grahams@redhat.com>
10057 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
10058 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
10060 2002-01-10 Richard Henderson <rth@redhat.com>
10062 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
10064 2002-01-10 Richard Henderson <rth@redhat.com>
10066 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
10067 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
10069 2002-01-10 Kazu Hirata <kazu@hxi.com>
10071 * combine.c (can_combine_p): Fix a comment typo.
10073 2002-01-09 Zack Weinberg <zack@codesourcery.com>
10075 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
10076 empty list correctly. Change loop index $t to $f for
10077 consistency with rest of Makefile.
10079 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
10081 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
10082 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
10084 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
10085 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
10086 (altivec_init_builtins): Same.
10087 (altivec_expand_unop_builtin): Return NULL_RTX on error.
10088 (altivec_expand_binop_builtin): Same.
10089 (altivec_expand_ternop_builtin): Same.
10092 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
10093 ("altivec_vctuxs"): Fix typo.
10094 ("altivec_vnmsubfp"): Same.
10095 ("altivec_dssall"): New.
10096 ("altivec_mfvscr"): New.
10097 ("altivec_dss"): New.
10098 ("altivec_lvsl"): New.
10099 ("altivec_lvsr"): New.
10100 ("altivec_dstt"): New.
10101 ("altivec_dstst"): New.
10102 ("altivec_dststt"): New.
10103 ("altivec_dst"): New.
10105 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
10106 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
10108 2002-01-09 Richard Henderson <rth@redhat.com>
10110 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
10112 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
10114 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
10116 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
10118 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
10120 2002-01-09 Kazu Hirata <kazu@hxi.com>
10122 * read-rtl.c: Fix formatting.
10123 * real.c: Likewise.
10124 * regclass.c: Likewise.
10125 * regrename.c: Likewise.
10126 * reg-stack.c: Likewise.
10127 * reload1.c: Likewise.
10128 * reload.c: Likewise.
10131 2002-01-09 Kazu Hirata <kazu@hxi.com>
10133 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
10134 to extract items in the expr_list chain.
10136 2002-01-09 Richard Henderson <rth@redhat.com>
10138 * config/vax/vax.c (vax_rtx_cost): Never abort.
10140 * config/vax/vax.h (REAL_ARITHMETIC): Define.
10142 2002-01-09 Jan Hubicka <jh@suse.cz>
10144 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
10146 2002-01-09 Richard Henderson <rth@redhat.com>
10148 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
10149 Unify code from various alternatives.
10151 2002-01-09 Richard Henderson <rth@redhat.com>
10153 * regrename.c (copy_value): Ignore the copy if the source register
10154 is present in the value chain with a narrower mode.
10156 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10158 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
10159 for the c4x target. Also improve layout.
10161 2002-01-09 Richard Henderson <rth@redhat.com>
10163 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
10164 * config/m32r/m32r.md (and ior xor splitters): Swap operands
10165 to match insn patterns.
10167 2002-01-09 Richard Henderson <rth@redhat.com>
10169 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
10170 (copyprop_hardreg_forward_1): Likewise.
10172 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
10174 * pa.md (decrement_and_branch_until_zero): Change predicate for
10175 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
10177 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
10179 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
10180 gets undefined. For Darwin.
10182 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10184 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
10186 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10188 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
10190 2002-01-08 Richard Henderson <rth@redhat.com>
10192 * regrename.c (copy_value): Ignore overlapping copies.
10194 2002-01-08 Richard Henderson <rth@redhat.com>
10196 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
10197 as needed to avoid shared structure.
10199 2002-01-08 Kazu Hirata <kazu@hxi.com>
10201 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
10204 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
10206 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
10207 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
10208 documentation of obsolete macros.
10209 * system.h: Poison these macros.
10210 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
10211 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
10212 config/c4x/c4x.h, config/clipper/clipper.h,
10213 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
10214 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
10215 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
10216 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
10217 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
10218 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
10219 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
10220 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
10221 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
10222 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
10223 config/sparc/sparc.h, config/stormy16/stormy16.h,
10224 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
10225 definitions and commented out definitions of obsolete macros.
10226 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
10227 of MAX_INT_TYPE_SIZE.
10229 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
10231 * config/s390/s390.c (s390_preferred_reload_class): Never
10232 return ADDR_REGS if it isn't a subset of the given class.
10233 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
10234 FP_REGS, but all superclasses as well.
10236 * config/s390/s390.c (s390_function_profiler): Fix thinko.
10238 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
10239 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
10240 must not be a const_int.
10242 2002-01-08 Richard Henderson <rth@redhat.com>
10244 * Makefile.in (toplev.o): Depend on options.h.
10245 (gcc.o): Depend on specs.h.
10247 2002-01-08 Jakub Jelinek <jakub@redhat.com>
10249 * expr.c (store_expr): Convert VOIDmode constants back to target's
10252 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10254 * doc/invoke.texi: Markup gcc as @command. Refer to
10255 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
10256 of http://gcc.gnu.org/thanks.html.
10258 2002-01-08 Dale Johannesen <dalej@apple.com>
10260 * config/rs6000/rs6000.md: Add missing int register
10261 target case to movdf_low.
10263 2002-01-08 Zack Weinberg <zack@codesourcery.com>
10265 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
10266 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
10267 (cppinit.o): Depend on except.h.
10268 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
10269 s-specs): New rules.
10271 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
10272 Don't create specs.h/options.h/gencheck.h here. Remove
10273 unnecessary variable settings from last argument of AC_OUTPUT.
10274 * config.in, configure: Regenerate.
10275 * intl.c: Hardcode package name as "gcc".
10277 * cppinit.c: Include except.h.
10278 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
10280 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
10281 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
10282 (!)USING_SJLJ_EXCEPTIONS.
10283 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
10285 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
10287 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
10288 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
10289 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
10290 documentation of obsolete macros.
10291 * system.h: Poison these macros.
10292 * config/d30v/d30v.h, config/ns32k/encore.h,
10293 config/stormy16/stormy16.h: Remove definitions and commented out
10294 definitions of obsolete macros.
10296 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
10298 * objc/objc-act.c (handle_class_ref): Mark the declaration of
10299 %sobjc_class_ref_%s as used - to prevent unwanted compiler
10302 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
10304 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
10305 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
10306 to insn adjusting stack/frame pointer.
10307 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
10308 accept operands that cause the insn to be non-splittable.
10310 2002-01-08 Graham Stott <grahams@redhat.com>
10312 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
10313 (C_TYPE_FIELDS_VOLATILE): Likewise.
10314 (C_TYPE_BEING_DEFINED): Likewise.
10315 (C_IS_RESERVED_WORD): Likewise.
10316 (C_TYPE_VARIABLE_SIZE): Likewise.
10317 (C_DECL_VARIABLE_SIZE): Likewise.
10318 (C_MISSING_PROTOTYPE_WARNED): Likewise.
10319 (C_SET_EXP_ORIGINAL_CODE): Likewise.
10320 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
10322 (C_DECL_ANTICIPATED): Likewise.
10323 (c_build_type_variant): Add parenthesis.
10325 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
10327 * gcc.c (option_map): Remove --version.
10328 (process_command): Handle -fversion following the GNU Coding
10329 Standards. Partially addresses PR other/704.
10331 2002-01-08 Graham Stott <grahams@redhat.com>
10333 * combine.c (combine_instructions): Fix typo.
10335 2002-01-08 Graham Stott <grahams@redhat.com>
10337 * debug.h: Use "tree" and "rtx" throughout.
10339 * debug.c: Likewise.
10341 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
10343 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
10344 constant pool, use the pool's version of the symbol instead.
10346 2002-01-07 Richard Henderson <rth@redhat.com>
10348 * regrename.c (find_oldest_value_reg): Ignore the value chain if
10349 the original register was copied in a mode with a fewer number of
10350 hard registers than the desired mode.
10351 (copyprop_hardreg_forward_1): Likewise.
10352 (debug_value_data): Fix loop test.
10353 * toplev.c (parse_options_and_default_flags): Reenable
10354 -fcprop-registers at -O1.
10356 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
10358 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
10359 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
10361 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
10364 * config/rs6000/rs6000.md: Add altivec predicate patterns.
10366 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
10368 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
10369 (pa_output_function_prologue): Output local label at the beginning of
10370 the prologue when profiling.
10371 (hppa_profile_hook): Use the local label rather than the function label.
10372 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
10374 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
10376 * config/rs6000/rs6000.c (print_operand): Remove extra space.
10377 (altivec_expand_unop_builtin): Fix thinko.
10378 (altivec_expand_binop_builtin): Same.
10379 (altivec_expand_ternop_builtin): Same.
10380 (altivec_expand_builtin): Same.
10382 2002-01-07 Richard Henderson <rth@redhat.com>
10384 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
10386 2002-01-07 Jason Merrill <jason@redhat.com>
10388 * unwind-dw2.c (execute_cfa_program): Use < again.
10390 2002-01-07 Jakub Jelinek <jakub@redhat.com>
10392 * predict.c (combine_predictions_for_insn): Avoid division by zero.
10394 2002-01-07 Jakub Jelinek <jakub@redhat.com>
10396 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
10397 Don't allow -1 - x -> ~x simplifications in the first pass.
10399 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
10401 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
10403 (altivec_expand_binop_builtin): Same.
10404 (altivec_expand_unop_builtin): Same.
10405 (print_operand): Fix typo.
10406 (bdesc_1arg): Add vupk* variants.
10408 * rs6000.h (rs6000_builtins): Add vupk* enums.
10410 * rs6000.md: Add altivec_vupk* variants.
10412 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
10414 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
10415 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
10416 and last update dates.
10418 2002-01-07 Janis Johnson <janis187@us.ibm.com>
10420 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
10422 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
10424 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
10425 * config/avr/avr.h (CPP_SPEC): Likewise.
10426 (LINK_SPEC): Likewise.
10427 (CRT_BINUTILS_SPECS): Likewise.
10428 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10429 * doc/invoke.texi (AVR Options): Document them.
10431 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
10433 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
10436 2002-01-07 Graham Stott <grahams@redhat.com>
10438 * config/i386/i386.h: Update copyright date.
10439 (HALF_PIC_PTR): Add parenthesis.
10440 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
10441 (CONSTANT_ALIGNMENT): Add parenthesis.
10442 (DATA_ALIGNMENT): Likewise.
10443 (LOCAL_ALIGNMENT): Likewise.
10444 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
10445 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
10446 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
10447 (HARD_REGNO_NREGS): Add paranethesis.
10448 (VALID_SSE_REG_MODE): Whitespace.
10449 (VALID_MMX_REG_MODE): Whitespace.
10450 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
10451 (ix86_hard_regno_mode_ok): Add parenthesis.
10452 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
10453 (RETURN_IN_MEMORY): Whitespace.
10454 (N_REG_CLASSES): Add parenthesis.
10455 (INTEGER_CLASS_P): Add parenthesis and wrap.
10456 (FLOAT_CLASS_P): Likewise.
10457 (SSE_CLASS_P): Likewise.
10458 (MMX_CLASS_P): Likewise.
10459 (MAYBE_INTEGER_CLASS_P): Likewise.
10460 (MAYBE_FLOAT_CLASS_P): Likewise.
10461 (MAYBE_SSE_CLASS_P): Likewise.
10462 (MAYBE_MMX_CLASS_P): Likewise.
10463 (Q_CLASS_P): Likewise.
10464 (GENERAL_REGNO_P): Uppercase macro parameter.
10465 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
10466 (FP_REGNO_P): Likewise.
10467 (ANY_FP_REGNO_P): Uppercase macro parameter.
10468 (SSE_REGNO_P): Likewise.
10469 (SSE_REGNO): Likewise.
10470 (SSE_REG_P): Likewise.
10471 (SSE_FLOAT_MODE_P): Likewise.
10472 (MMX_REGNO_P): Likewise.
10473 (MMX_REG_P):Likewise.
10474 (STACK_REG_P): Likewise.
10475 (NON_STACK_REG_P): Likewise.
10476 (STACK_TOP_P): Likewise.
10477 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
10478 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
10479 (SECONDARY_MEMORY_NEEDED): Likewise.
10480 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
10481 (MD_ASM_CLOBBERS): Whitespace and wrap.
10482 (MUST_PASS_IN_STACK): Whitespace and wrap.
10483 (RETURN_POPS_ARGS): Add parenthesis.
10484 (INIT_CUMULATIVE_ARGS): Likewise.
10485 (FUNCTION_ARG): Likewise.
10486 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
10487 (SETUP_INCOMING_VARARGS): Likewise.
10488 (BUILD_VA_LIST_TYPE): Add parenthesis.
10489 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
10491 (EXPAND_BUILTIN_VA_ARG): Likewise.
10492 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
10493 (INITIALIZE_TRAMPOLINE): Add parenthesis.
10494 (INITIAL_ELIMINATION_OFFSET): Likewise.
10495 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
10496 (REGNO_OK_FOR_BASE_P): Likewise.
10497 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
10498 (REGNO_OK_FOR_DIREG_P): Likewise.
10499 (REG_OK_FOR_INDEX_P): Whitespace.
10500 (REG_OK_FOR_BASE_P): Whitespace.
10501 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
10503 (FIND_BASE_TERM): Fix typo.
10504 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
10505 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
10506 (SYMBOLIC_CONST; Whitespace.
10507 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
10508 (ENCODE_SECTION_INFO): Whitespace.
10509 (FINALIZE_PIC): Remove do { ... } while (0).
10510 (PROMOTE_MODE): Wrap in do { ... } while (0).
10511 (CONST_COSTS): Whitespace.
10512 (RTX_COSTS): Add paramethesis, whitespace and wrap.
10513 (REGISTER_MOVE_COST): Add parenthesis.
10514 (MEMORY_MOVE_COST): Likewise.
10515 (EXTRA_CC_MODES): Whitespace.
10516 (SELECT_CC_MODE): Add parenthesis and whitespace.
10517 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
10518 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
10519 (ASM_OUTPUT_LABEL): Add paramethesis.
10520 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
10521 (ASM_OUTPUT_REG_POP): Likewise.
10522 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
10523 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
10525 * config/i386/i386.c: Update copyright.
10526 (CHECK_STACK_LIMIT): Add parenthesis.
10527 (AT_BP): Uppercase macro parameter.
10528 (x86_64_int_parameter_registers): Constify.
10529 (x86_64_int_return_registers): Likewise.
10530 (ix86_compare_op0): Use rtx.
10531 (construct_container): Constify INTREG parameter.
10532 (function_arg): Use rtx.
10534 * diagnostic.h: Update copyright date.
10535 (output_buffer_state): Add parenthesis.
10536 (output_buffer_format_args): Likewise.
10538 * combine.c (combine_instructions): Replace XEXP (links, 0)
10541 2002-01-06 H.J. Lu <hjl@gnu.org>
10543 * cfgcleanup.c (thread_jump): Fix 2 typos.
10545 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
10547 * config.gcc: Add support for --enable-altivec.
10549 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
10551 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
10553 2002-01-06 Jakub Jelinek <jakub@redhat.com>
10555 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
10556 __objc_class_name_*.
10558 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
10560 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
10562 2002-01-06 Richard Henderson <rth@redhat.com>
10564 * reorg.c (emit_delay_sequence): Remove death notes, not merely
10565 nop them out. Increment label reference count for REG_LABEL.
10566 (fill_slots_from_thread): Frob label reference count around
10567 delete_related_insns.
10569 2002-01-05 Richard Henderson <rth@redhat.com>
10571 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
10574 2002-01-05 Richard Henderson <rth@redhat.com>
10576 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
10577 * integrate.c (output_inline_function): Likewise.
10578 * toplev.c (rest_of_compilation): Do it here instead. Move call
10579 to remove_unnecessary_notes after emitting abstract instance.
10580 Force an emitted nested function to have its parent emited as well.
10581 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
10583 (rtl_for_decl_location): Do not look at reload data structures
10584 before reload has run.
10586 2002-01-05 Kazu Hirata <kazu@hxi.com>
10588 * cse.c: Fix formatting.
10589 * dwarf2asm.c: Likewise.
10590 * dwarf2out.c: Likewise.
10591 * explow.c: Likewise.
10592 * expmed.c: Likewise.
10593 * function.c: Likewise.
10594 * gcov.c: Likewise.
10595 * gencheck.c: Likewise.
10596 * genrecog.c: Likewise.
10597 * ggc-common.c: Likewise.
10598 * ggc-page.c: Likewise.
10599 * global.c: Likewise.
10601 2002-01-05 Kazu Hirata <kazu@hxi.com>
10603 * combine.c: Fix formatting.
10605 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
10608 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
10610 2002-01-05 David Edelsohn <edelsohn@gnu.org>
10612 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
10613 as 1 for __powerpc64__ as well.
10615 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
10617 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
10620 2002-01-05 Daniel Berlin <dan@dberlin.org>
10622 * lcm.c: Revert change, due to performance regression it causes on
10623 SPEC because it's slightly more conservative (sigh, I hate
10626 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
10628 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
10630 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
10632 * doc/cppinternals.texi: Update.
10634 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
10636 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
10637 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
10639 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
10640 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
10641 kludge for pre-october-14th mmix versions to handle new-found bug
10642 with PUSHJ/PUSHGO and the register stack.
10643 * config/mmix/mmix.h (struct machine_function): Rename member
10644 has_call_value_without_parameters to has_call_without_parameters.
10645 All referers changed.
10646 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
10647 TARGET_MASK_BRANCH_PREDICT): New macros.
10648 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
10649 -mno-reg-stack-fill-bug-workaround.
10650 * config/mmix/mmix.md ("call"): Set struct machine member
10651 has_call_without_parameters.
10653 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
10655 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
10657 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
10659 * cfgcleanup.c: Include tm_p.h
10660 (mark_effect): Fix handling of hard register; fix handling of SET
10662 2002-01-04 Kazu Hirata <kazu@hxi.com>
10664 * config/h8300/h8300.md (anonymous patterns): Check that
10665 operands are registers before using REGNO on them.
10667 2002-01-03 Roland McGrath <roland@frob.com>
10669 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
10671 2002-01-04 Jakub Jelinek <jakub@redhat.com>
10673 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
10674 * c-common.h (genrtl_expr_stmt_value): Likewise.
10675 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
10676 (expand_expr_stmt_value): Add maybe_last argument.
10677 Don't warn about statement with no effect if it is the last statement
10678 in expression statement.
10679 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
10680 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
10681 expand_expr_stmt_value.
10682 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
10683 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
10684 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
10685 as maybe_last to expand_expr_stmt_value.
10687 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
10689 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
10690 be passed in, do not build it.
10691 (c_begin_if_stmt): New function.
10692 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
10693 * c-common.h (c_expand_start_cond): Update prototype.
10694 (c_begin_if_stmt): Prototype new function.
10695 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
10696 * c-parse.in (if_prefix): Use c_begin_if_stmt,
10697 c_begin_while_stmt and c_finish_while_stmt_cond.
10699 2002-01-04 William Cohen <wcohen@redhat.com>
10701 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
10702 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
10703 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
10704 * config/pa/som.h (ASM_FILE_START): Likewise.
10706 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
10708 * lcm.c: Include df.h.
10709 Add available_transfer_function prototype.
10710 (compute_available): Rework to use iterative dataflow framework.
10711 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
10712 with bb_info in df.h
10713 (available_transfer_function): New function.
10715 * Makefile.in (lcm.o): add df.h to dependencies.
10717 2002-01-04 Richard Henderson <rth@redhat.com>
10719 * config/alpha/alpha.c (some_operand): Accept HIGH.
10720 (input_operand): Likewise; accept simple references to globals.
10721 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
10722 (alpha_const_double_ok_for_letter_p): Likewise.
10723 (alpha_extra_constraint): Likewise.
10724 (alpha_preferred_reload_class): Likewise. Do not force
10725 symbolic constants to memory.
10726 (alpha_legitimate_address_p): Accept simple references
10727 to small_symbolic_operand.
10728 (alpha_legitimize_address): New arg scratch. Be prepared to be
10729 called when no_new_pseudos. Emit simple symbolic references.
10730 Split integers into low, high, and rest.
10731 (alpha_expand_mov): Use alpha_legitimize_address.
10732 (some_small_symbolic_mem_operand): New.
10733 (split_small_symbolic_mem_operand): New.
10734 * config/alpha/alpha-protos.h: Update.
10735 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
10736 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
10737 (EXTRA_CONSTRAINT): Likewise.
10738 (PREFERRED_RELOAD_CLASS): Likewise.
10739 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
10740 (PREDICATE_CODES): Update.
10741 * config/alpha/alpha.md: New post-reload splitters to convert
10742 simplfied symbolic operands to the form that references $29.
10743 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
10744 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
10746 2002-01-03 Richard Henderson <rth@redhat.com>
10748 * local-alloc.c (function_invariant_p): Update commentary.
10750 2002-01-04 H.J. Lu <hjl@gnu.org>
10752 * toplev.c (rest_of_compilation): Fix a typo when calling
10755 2002-01-03 Kazu Hirata <kazu@hxi.com>
10757 * c-common.c: Fix formatting.
10758 * diagnostic.c: Likewise.
10759 * doloop.c: Likewise.
10760 * dwarf2out.c: Likewise.
10762 2002-01-03 Kazu Hirata <kazu@hxi.com>
10764 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
10765 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
10767 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
10769 * cpperror.c: Update comments and copyright.
10770 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
10771 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
10773 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
10775 * collect2.c (main): Use strcmp when testing for "-shared".
10777 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
10779 * cppmacro.c: Don't include intl.h. Update comments.
10780 (new_number_token): Allocate enough buffer for 64-bit unsigned
10781 integers; update prototype.
10782 * cppmain.c: Update comments.
10784 2002-01-03 William Cohen <wcohen@redhat.com>
10786 * function.h (struct function): Add profile.
10787 (current_function_profile): New.
10788 doc/extend.texi: Update documentation.
10789 * final.c (final_start_function): Use current_function_profile
10790 instead of profile_flag.
10791 (profile_after_prologue): Likewise.
10792 * function.c (expand_function_start): Likewise.
10793 (expand_function_start): Likewise.
10794 * config/alpha/alpha.c (direct_call_operand):
10795 (alpha_does_function_need_gp): Likewise.
10796 (alpha_expand_prologue): Likewise.
10797 * config/arm/arm.c (arm_expand_prologue): Likewise.
10798 thumb_expand_prologue: Likewise.
10799 * config/d30v/d30v.c (d30v_stack_info): Likewise.
10800 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
10801 (fr30_expand_prologue): Likewise.
10802 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
10803 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
10804 * config/i386/i386.h (FINALIZE_PIC): Likewise.
10805 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
10806 * config/i960/i960.c (i960_output_function_prologue): Likewise.
10807 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
10808 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
10809 (m32r_expand_prologue): Likewise.
10810 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
10811 (m88k_expand_prologue): Likewise.
10812 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
10813 * config/mips/mips.c (compute_frame_size): Likewise.
10814 (mips_expand_prologue): Likewise.
10815 (mips_can_use_return_insn): Likewise.
10816 * config/pa/elf.h (ASM_FILE_START): Likewise.
10817 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
10818 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
10819 * config/pa/som.h (ASM_FILE_START): Likewise.
10820 * config/romp/romp.c (romp_using_r14): Likewise.
10821 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
10822 (rs6000_stack_info): Likewise.
10823 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
10824 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
10825 * config/v850/v850.c (compute_register_save_size): Likewise.
10827 2002-01-03 Jakub Jelinek <jakub@redhat.com>
10829 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
10830 gen_lowpart_common fails, use gen_lowpart_SUBREG.
10832 2002-01-03 Turly O'Connor <turly@apple.com>
10834 * darwin.c (machopic_output_possible_stub_label): Don't generate
10835 stub routines for pseudo-stubs which we've just defined.
10837 2002-01-03 Kazu Hirata <kazu@hxi.com>
10839 * builtins.c: Fix formatting.
10840 * c-typeck.c: Likewise.
10841 * combine.c: Likewise.
10842 * expr.c: Likewise.
10843 * loop.c: Likewise.
10845 2002-01-03 Andreas Schwab <schwab@suse.de>
10847 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
10848 and return true if _cpp_push_next_buffer pushed a new include
10850 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
10851 _cpp_pop_file_buffer did not push a new file.
10852 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
10854 2002-01-02 Eric Christopher <echristo@redhat.com>
10856 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
10857 FIND_REG_INC_NOTE call. Update copyright.
10858 * loop.c (canonicalize_condition): Ditto.
10859 * reorg.c (delete_scheduled_jump): Ditto.
10861 2002-01-03 Kazu Hirata <kazu@hxi.com>
10863 * gcse.c: Fix formatting.
10865 2002-01-03 Graham Stott <grahams@redhat.com>
10867 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
10868 forward defs for struct tags rtx_def, union_tree, rtvec_def
10869 also output corresponding typedefs for rtx, tree, and rtvec.
10871 * system.h: Move forward defs for struct tags rtx_def, union_tree,
10872 rtvec_def along with corresponding typedefs for rtx, tree, and
10873 rtvec to config.h, hconfig.h, tconfig.h.
10875 2002-01-03 Graham Stott <grahams@redhat.com>
10877 * tree.h: Update copyright date.
10878 (IS_EXPR_CODE_CLASS): Add parenthesis.
10879 (TREE_SET_CODE): Add whitespace.
10880 (TREE_CHECK): Add parenthesis.
10881 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
10882 (CST_OR_CONSTRUCTOR_CHECK):
10883 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
10884 (TREE_SYMBOL_REFERENCED): Whitespace.
10885 (INT_CST_LT): Likewise.
10886 (INT_CST_LT_UNSIGNED): Likewise.
10887 (tree_real_cst): Unwrap comment.
10888 (tree_string): Likewise.
10889 (tree_complex): Likewise.
10890 (IDENTIFIER_POINTER): correct cast.
10891 (SAVE_EXPR_CONTEXT): Whitespace.
10892 (EXPR_WFL_FILENAME_NODE): Likewise.
10893 (EXPR_WFL_FILENAME): Remove parenthesis.
10894 (DECL_ORIGIN): Add parenthesis.
10895 (DECL_FROM_INLINE): Use NULL_TREE.
10896 (build_int_2): Whitespace.
10897 (build_type_variant): Add parenthesis.
10899 * gcc/jcf-parse.c: Update copyright date.
10900 (yyparse): Constify resource_filename.
10902 2002-01-03 Graham Stott <grahams@redhat.com>
10904 * rtl.h: Update copyright date.
10905 (RTL_CHECK1): Wrap long line.
10906 (RTL_CHECK2): Likewise.
10907 (RTL_CHECKC1): Wrap long line and whitespace.
10908 (RTL_CHECKC2): Likewise.
10909 (XWINT): Whitespace.
10915 (XBITMAP): Likewise.
10917 (XBBDEF): Likewise.
10919 (X0WINT): Likewise.
10921 (X0UINT): Likewise.
10925 (X0MODE): Likewise.
10926 (X0BITMAP): Likewise.
10927 (X0TREE): Likewise.
10928 (X0BBDEF): Likewise.
10929 (X0ADVFLAGS): Likewise.
10930 (X0CSELIB): Likewise.
10931 (X0MEMATTR): Likewise.
10932 (XCWINT): Likewise.
10934 (XCUINT): Likewise.
10938 (XCMODE): Likewise.
10939 (XCBITMAP): Likewise.
10940 (XCTREE): Likewise.
10941 (XCBBDEF): Likewise.
10942 (XCADVFLAGS): Likewise.
10943 (XCCSELIB): Likewise.
10944 (XC2EXP): Likewise.
10945 (INSN_UID): Likewise.
10946 (PREV_INSN): Likewise.
10947 (PATTERN): Likewise.
10948 (INSN_CODE): Likewise.
10949 (PUT_REG_NOTE_KIND): Likewise.
10950 (CODE_LABEL_NUMBER): Likewise.
10951 (NOTE_SOURCE_FILE): Likewise.
10952 (NOTE_BLOCK): Likewise.
10953 (NOTE_EH_HANDLER): Likewise.
10954 (NOTE_RANGE_INFO): Likewise.
10955 (NOTE_LIVE_INFO): Likewise.
10956 (NOTE_BASIC_BLOCK): Likewise.
10957 (NOTE_EXPECTED_VALUE): Likewise.
10958 (NOTE_LINE_NUMBER): Likewise.
10959 (LABEL_NAME): Likewise.
10960 (LABEL_NUSES): Likewise.
10961 (LABEL_ALTERNATE_NAME): Likewise.
10962 (ADDRESSOF_DECL): Likewise.
10963 (JUMP_LABEL): Likewise.
10964 (LABEL_NEXTREF): Likewise.
10966 (ORIGINAL_REGNO: Likewise.
10967 (HARD_REGISTER_NUM_P): Add parenthesis.
10968 (SUBREG_REG): Whitespace.
10969 (SUBREG_BYTE): Likewise.
10970 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
10971 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
10972 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
10973 (ASM_OPERANDS_INPUT_VEC): Likewise.
10974 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
10975 (ASM_OPERANDS_INPUT): Likewise.
10976 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
10977 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
10978 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
10979 (ASM_OPERANDS_INPUT_MODE): Likewise.
10980 (ASM_OPERANDS_SOURCE_FILE): Likewise.
10981 (ASM_OPERANDS_SOURCE_LINE): Likewise.
10982 (MEM_SET_IN_STRUCT_P): Minor reformat.
10983 (TRAP_CONDITION): Whitespace.
10984 (TRAP_CODE): Likewise.
10985 (COND_EXEC_TEST): Likewise.
10986 (COND_EXEC_CODE): Likewise.
10987 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
10988 (PHI_NODE_P): Add parenthesis.
10989 (plus_constant): Whitespace and add parenthesis.
10991 2002-01-03 Kazu Hirata <kazu@hxi.com>
10993 * config/avr/avr.c: Fix comment typos.
10994 * config/c4x/c4x.md: Likewise.
10995 * config/dsp16xx/dsp16xx.h: Likewise.
10996 * config/dsp16xx/dsp16xx.md: Likewise.
10997 * config/i386/i386.md: Likewise.
10998 * config/ia64/ia64.c: Likewise.
10999 * config/m32r/m32r.h: Likewise.
11000 * config/m68hc11/m68hc11.md: Likewise.
11001 * config/mmix/mmix.c: Likewise.
11002 * config/mn10200/mn10200.c: Likewise.
11003 * config/romp/romp.c: Likewise.
11004 * config/sh/sh.c: Likewise.
11005 * config/stormy16/stormy16.c: Likewise.
11006 * config/stormy16/stormy16.h: Likewise.
11007 * config/stormy16/stormy16.md: Likewise.
11009 2002-01-03 Graham Stott <grahams@redhat.com>
11011 * loop.h: Update copyright date.
11012 (LOOP_MOVABLES): Fix typo.
11013 (LOOP_REGS): Likewise.
11014 (LOOP_IVS): Likewise.
11016 2002-01-03 Graham Stott <grahams@redhat.com>
11018 * cppinit.c: Update copyright date.
11019 Don't include output.h
11020 * Makefile.in: Update copyright date.
11023 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
11026 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
11027 (-pthread) Add to RS/6000 options.
11029 2002-01-02 Kazu Hirata <kazu@hxi.com>
11031 * except.c: Fix comment typos.
11032 * loop.c: Likewise.
11033 * varasm.c: Likewise.
11034 * doc/tm.texi: Fix a typo.
11036 2002-01-02 Jakub Jelinek <jakub@redhat.com>
11038 * c-typeck.c (output_init_element): Allow initializing static storage
11039 duration objects with compound literals.
11041 2002-01-02 Richard Henderson <rth@redhat.com>
11043 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
11046 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11048 * gcc.c (default_compilers): Const-ify.
11049 * mips-tdump.c (stab_names): Likewise.
11050 * mips-tfile.c (map_coff_types, map_coff_storage,
11051 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
11052 pseudo_ops_t, pseudo_ops): Likewise.
11053 * protoize.c (default_include): Likewise
11055 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
11056 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
11057 Add array size in declaration.
11058 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
11059 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
11060 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
11061 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
11062 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
11063 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
11064 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
11065 emtens, make_nan): Const-ify.
11066 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
11067 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
11069 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
11071 * config.gcc (ia64-*-*): Set extra_headers.
11072 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
11073 * config/alpha/t-osf: Remove.
11074 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
11076 2002-01-02 David Edelsohn <edelsohn@gnu.org>
11078 * config/rs6000/t-aix43: Revert previous change.
11080 2002-01-02 Jason Merrill <jason@redhat.com>
11082 * c-decl.c (c_expand_body): Call outlining_inline_function when
11083 emitting an inline function out of line.
11085 2002-01-02 Richard Henderson <rth@redhat.com>
11087 * dwarf2out.c (limbo_die_node): Add created_for member.
11088 (new_die): New argument created_for. Update all callers.
11089 (mark_limbo_die_list): New.
11090 (dwarf2out_init): Register limbo_die_list as a root.
11091 (dwarf2out_finish): Force insert limbo dies into their function
11094 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
11097 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
11099 2002-01-02 Kazu Hirata <kazu@hxi.com>
11101 * config/h8300/fixunssfsi.c: Update copyright.
11104 * config/h8300/h8300.c: Update copyright.
11105 Eliminate warnings.
11107 2002-01-02 Kazu Hirata <kazu@hxi.com>
11109 * config/romp/romp.c: Fix comment formatting.
11110 * config/romp/romp.h: Likewise.
11111 * config/romp/romp.md: Likewise.
11112 * config/s390/s390.c: Likewise.
11113 * config/stormy16/stormy16.c: Likewise.
11114 * config/stormy16/stormy16.h: Likewise.
11116 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
11118 * c-common.h (genrtl_expr_stmt_value): Declare.
11119 * c-semantics.c (genrtl_goto_stmt): Redirect to...
11120 (genrtl_goto_stmt_value): ... this new function. Pass new
11121 argument down to expand_expr_stmt_value, taking
11122 TREE_ADDRESSABLE into account.
11123 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
11124 STMT_EXPR as addressable, i.e., one whose result we want.
11125 * expr.c (expand_expr): Don't save expression statement value
11126 of labeled_blocks or loop_exprs.
11127 * stmt.c (expand_expr_stmt): Redirect to...
11128 (expand_expr_stmt_value): ... this new function. Use new
11129 argument to tell whether to save expression value.
11130 (expand_end_stmt_expr): Reset last_expr_type and
11131 last_expr_value if we don't have either.
11132 * tree-inline.c (declare_return_variable): Mark its use
11133 statement as addressable.
11134 * tree.h: Document new use of TREE_ADDRESSABLE.
11135 (expand_expr_stmt_value): Declare.
11137 2002-01-01 Tom Rix <trix@redhat.com>
11139 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
11140 rs6000_emit_allocate_stack.
11142 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
11144 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
11145 ${srcdir}/ginclude/ to every entry in extra_headers.
11146 * configure: Regenerate.
11147 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
11148 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
11149 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
11150 * ginclude/proto.h: Rename to config/convex/proto.h.
11152 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11154 * attribs.c (handle_vector_size_attribute): Use host_integerp
11155 and tree_int_cst; remove warnings.
11156 * caller-save.c (insert_restore): Add cast to get rid of warning.
11157 (insert_save): Likewise.
11158 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
11159 * regmove.c (find_matches): Add temporary var to kill a warning.
11161 2002-01-01 Douglas B Rupp <rupp@gnat.com>
11163 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
11164 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
11165 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
11166 (vms-dwarf2eh.o): Add Makefile rule.
11167 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
11168 * config/alpha/vms-dwarf2eh.asm: New file.
11170 * gcc.c (delete_if_ordinary): Delete all versions.
11172 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
11174 * config/mmix/mmix.md: Update FIXME to not mention
11176 (MMIX_rJ_REGNUM): New define_constants constant.
11177 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
11178 "*movdicc_real"): Adjust contraints formatting.
11179 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
11180 for branch prediction.
11181 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
11183 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
11184 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
11185 number. Delete related FIXMEs.
11186 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
11187 from number to MMIX_rJ_REGNUM.
11188 (TARGET_MASK_BRANCH_PREDICT): New.
11189 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
11190 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
11191 value. Add -mbranch-predict and -mno-branch-predict.
11192 (TARGET_VERSION): Drop date.
11193 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
11194 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
11195 for finding out global symbols.
11196 (mmix_asm_output_labelref): Revert condition for global symbol.
11197 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
11198 (mmix_print_operand_punct_valid_p): A '+' is valid.
11200 See ChangeLog.6 for earlier changes.