1 2002-04-09 Richard Henderson <rth@redhat.com>
4 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
6 2002-04-09 Richard Henderson <rth@redhat.com>
8 * basic-block.h (flow_delete_block_noexpunge): Declare.
9 (expunge_block_nocompact): Declare.
10 * cfg.c (expunge_block_nocompact): Split out from ...
11 (expunge_block): ... here.
12 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
13 (flow_delete_block_noexpunge): Split out from ...
14 (flow_delete_block): ... here.
15 * cfgcleanup.c (delete_unreachable_blocks): Compact while
17 * except.c (exception_handler_labels): Remove.
18 (exception_handler_label_map): New.
19 (struct eh_region): Add aka member.
20 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
21 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
22 (for_each_eh_label, for_each_eh_label_1): New.
23 (init_eh): Register exception_handler_label_map.
24 (free_eh_status): Use free_region.
25 (find_exception_handler_labels): Use the map, not the list.
26 (remove_exception_handler_label): Likewise.
27 (maybe_remove_eh_handler): Likewise.
28 (remove_eh_handler): Use the region aka bitmap.
29 * except.h (exception_handler_labels): Remove.
30 (for_each_eh_label): Declare.
31 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
32 * loop.c (invalidate_loops_containing_label): New.
33 (find_and_verify_loops): Use it. Use for_each_eh_label.
34 * sched-rgn.c (is_cfg_nonregular): Use
35 current_function_has_exception_handlers.
37 2002-04-09 Richard Henderson <rth@redhat.com>
39 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
40 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
41 Do not return changed status.
42 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
43 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
44 New functions that do return changed status.
45 * sbitmap.h: Update decls.
46 * gcse.c, lcm.c: Use _cg functions as needed.
48 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
50 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
51 (sh64-*-elf*, sh-*-rtemself*): Likewise.
52 * config/sh/embed_bb.c: New file.
53 * config/sh/embed-elf.h: New file.
54 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
55 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
56 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
58 (SUBTARGET_CPP_PTR_SPEC): Don't define.
59 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
60 Add subtarget_asm_endian_spec.
61 (ASM_SPEC): Use subtarget_asm_endian_spec.
62 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
63 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
64 (WCHAR_UNSIGNED): Define.
65 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
66 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
67 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
69 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
70 (sh_adjust_cost): Likewise.
71 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
73 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
74 (WCHAR_TYPE_SIZE): Likewise.
75 (ASM_SPEC): Use subtarget_asm_endian_spec.
76 (SH_ELF_WCHAR_TYPE): #undef/ #define.
77 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
78 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
79 (MAX_WCHAR_TYPE_SIZE): Don't #define .
80 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
81 (USER_LABEL_PREFIX): Don't #undef /#define .
82 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
83 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
84 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
86 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
87 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
88 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
89 (LIB2FUNCS_EXTRA): Define.
90 * t-sh64 (LIB2FUNCS_EXTRA): Define.
91 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
92 (LIB1ASMFUNCS_CACHE): Define.
93 (LIB2FUNCS_EXTRA): Redefine empty.
95 2002-04-08 Richard Henderson <rth@redhat.com>
97 * reorg.c (get_branch_condition): Use reversed_comparison_code.
99 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
101 * config/m68hc11/larith.asm (__map_data_section): Fix condition
102 and optimize for size.
103 (__do_global_ctors): Fix pointer comparison.
104 (__do_global_dtors): Likewise.
106 2002-04-09 David S. Miller <davem@redhat.com>
108 * config/sparc/sparc.c (sparc_extra_constraint_check): New
109 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
110 allow reloading pseudos.
111 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
112 * config/sparc/sparc-protos.h: Declare it.
114 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
115 unsigned comparison warning.
116 (output_restore_regs): Mark leaf_function as unused.
118 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
120 * expr.c (is_aligning_offset): New function.
121 (expand_expr, case COMPONENT_EXPR): Call it.
123 2002-04-08 David S. Miller <davem@redhat.com>
126 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
128 Make init_priority work on Sparc when using GNU ld.
129 * config/sparc/linux.h, config/sparc/linux64.h,
130 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
131 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
132 * config/sparc/sol2-gld.h: New file to do the same.
133 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
134 sparc/sol2-gld.h to tm_file.
137 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
138 * doc/md.texi: Document it.
139 * config/sparc/sparc.md (movdi_insn_sp64_novis,
140 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
141 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
142 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
143 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
145 2002-04-08 Andreas Jaeger <aj@suse.de>
147 * stmt.c (expand_asm_operands): Revert last patch from Richard
150 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
152 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
153 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
155 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
157 * doc/contrib.texi (Contributors): Add David O'Brien.
159 2002-04-08 Alan Modra <amodra@bigpond.net.au>
161 * configure.in (auto-build.h): Use target_alias and build_alias
162 when running configure.
163 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
164 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
165 * configure: Regenerate.
167 2002-04-07 David S. Miller <davem@redhat.com>
169 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
171 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
174 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
175 generating 32-bit pic code.
177 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
179 * cppinit.c (cpp_create_reader): Initialize
180 discard_comments_in_macro_exp.
181 (COMMAND_LINE_OPTIONS): Add "-CC" option.
182 (cpp_handle_option): Handle "-CC" option.
183 * cpplex.c (save_comment): If saving a C++ comment in
184 a directive, convert it to a C comment.
185 (_cpp_lex_direct): Pass second comment start character to
186 save_comment to indicate comment type.
187 * cpplib.c (_cpp_handle_directive): If processing
188 a "#define" directive and discard_comments_in_macro_exp
189 is false, re-enable saving of comments.
190 (lex_macro_node): If discard_comments_in_macro_exp is false,
191 discard any comments before the macro identifier.
192 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
194 * cppmacro.c (cpp_get_token): If expanding a macro while
195 processing a directive, discard any comments we might encounter.
196 (parse_params): If discard_comments_in_macro_exp is false,
197 ignore comments in the macro parameter list.
198 * gcc.c (cpp_unique_options): Add "-CC" option.
199 (option_map): Map "--comments-in-macros" to "-CC".
200 * doc/cppopts.texi: Document "-CC" option.
201 * f/lang-specs.h: Add "-CC" option.
202 * testsuite/gcc.dg/cpp/maccom1.c: New test.
203 * testsuite/gcc.dg/cpp/maccom2.c: New test.
204 * testsuite/gcc.dg/cpp/maccom3.c: New test.
205 * testsuite/gcc.dg/cpp/maccom4.c: New test.
206 * testsuite/gcc.dg/cpp/maccom5.c: New test.
207 * testsuite/gcc.dg/cpp/maccom6.c: New test.
209 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
212 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
214 2002-04-06 Mark Mitchell <mark@codesourcery.com>
217 * stor-layout.c (layout_decl): Reset the RTL for the decl.
220 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
221 RTX_UNCHANGING_P for the functions arguments when a tail call
224 2002-04-06 Jason Merrill <jason@redhat.com>
226 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
227 (parse_options_and_default_flags): Set them appropriately.
228 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
230 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
232 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
235 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
238 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
239 types come in by-reference. Fix typo in comment.
241 2002-04-05 David S. Miller <davem@redhat.com>
243 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
244 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
245 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
246 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
248 2002-04-05 David S. Miller <davem@redhat.com>
250 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
251 are not going to emit return instructions, emit at least a nop
252 for the sake of sane backtraces.
254 2002-04-05 Richard Henderson <rth@redhat.com>
256 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
258 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
260 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
262 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
264 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
265 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
266 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
268 2002-04-05 Andreas Schwab <schwab@suse.de>
270 * c-convert.c: Include c-common.h.
271 * Makefile.in (c-convert.o): Updated.
273 2002-04-05 Jakub Jelinek <jakub@redhat.com>
275 * mklibgcc.in: Use separate libgcc.map for each multilib.
276 * Makefile.in (distclean): Don't remove libgcc.map here.
278 2002-04-05 Jakub Jelinek <jakub@redhat.com>
280 * Makefile.in (s-mlib): Handle --disable-multilib by separate
281 genmultilib invocation.
283 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
285 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
286 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
287 to num_gprs for symmetry.
288 * config/mips/mips.c: Adjust accordingly.
290 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
292 * c-common.c (truthvalue_conversion): Rename, update.
293 * c-common.h (c_common_truthvalue_conversion): New.
294 * c-convert.c (convert): Update.
295 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
296 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
297 * c-typeck.c (build_binary_op, build_unary_op,
298 build_conditional_expr): Update.
299 * fold-const.c (constant_boolean_node, fold): Use langhook.
300 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
301 * langhooks.h (struct lang_hooks): New hook.
302 * stmt.c (expand_decl_cleanup): Use langhook.
303 * tree.h (truthvalue_conversion): Remove.
305 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
307 2002-04-05 Alan Modra <amodra@bigpond.net.au>
309 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
310 Add rules to make null object file.
312 2002-04-04 Jim Blandy <jimb@redhat.com>
314 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
315 macro formal parameter names.
317 2002-04-04 David S. Miller <davem@redhat.com>
319 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
321 2002-04-04 Richard Henderson <rth@redhat.com>
324 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
325 Support copies into and out of memory. Don't accept allows_reg
326 and allows_mem as gospel.
328 2002-04-04 Richard Henderson <rth@redhat.com>
331 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
332 (write_dependence_p): Likewise.
334 2002-04-04 Richard Henderson <rth@redhat.com>
336 * predict.c (estimate_bb_frequencies): Do frequency calculation
337 with a volatile temporary.
339 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
341 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
343 2002-04-04 Jakub Jelinek <jakub@redhat.com>
346 * final.c (final_start_function): Don't bump profile_label_no here...
347 (final_end_function): ...but here.
349 2002-04-04 Jakub Jelinek <jakub@redhat.com>
351 * config/sparc/sparc.md (pic): New attribute.
352 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
354 (split after do_builtin_setjmp_setup): New.
356 2002-04-04 Jakub Jelinek <jakub@redhat.com>
359 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
362 2002-04-04 Jakub Jelinek <jakub@redhat.com>
364 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
365 UNITS_PER_WORD for zero sized aggregates.
367 2002-04-03 David S. Miller <davem@redhat.com>
369 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
370 one-character spec for this, just use %(link_gcc_c_sequence).
372 2002-04-03 David S. Miller <davem@redhat.com>
374 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
377 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
379 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
380 (DWARF_FRAME_RETURN_COLUMN): Move.
381 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
382 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
383 * pa.c (except.h, predict.h): Include.
385 (store_reg_modify, set_reg_plus_d): Revise prototypes.
386 (output_ascii): Add cast.
387 (store_reg_modify): Revise to add frame notes.
388 (set_reg_plus_d): Likewise.
389 (compute_frame_size): Include space for eh data registers in frame if
390 the current function calls eh_return.
391 (hppa_expand_prologue): Ensure register %r2 is saved if the current
392 function calls eh_return. Save eh data registers if the current
393 function calls eh_return. Fix code to add frame notes. Emit
394 blockage to prevent insns with frame notes being scheduled in the
396 (hppa_expand_epilogue): Restore eh data registers and do final stack
397 adjustment if the current function calls eh_return. Don't add frame
399 (output_call): Revise for change in length of call insn. Don't do
400 return pointer adjustment for an unconditional jump in the delay slot
401 of a call when using frame notes.
402 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
403 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
404 (ARG_POINTER_CFA_OFFSET): Define.
405 * pa.md (return_external_pic): New pattern.
406 (prologue): Correct formatting. Use return_external_pic if current
407 function calls eh_return.
408 (call_internal_symref, call_value_internal_symref,
409 sibcall_internal_symref, sibcall_value_internal_symref): Change default
410 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
412 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
414 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
415 list of targets to check using "nop" insn.
416 * configure: Rebuilt.
418 2002-04-04 Alan Modra <amodra@bigpond.net.au>
420 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
422 2002-04-03 David S. Miller <davem@redhat.com>
424 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
425 library sequence passed to the linker.
426 (LINK_COMMAND_SPEC): Use it.
427 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
428 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
429 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
431 2002-04-03 Jason Merrill <jason@redhat.com>
433 * except.c (struct eh_status): Remove protect_list.
434 (begin_protect_partials, end_protect_partials): Remove.
435 (add_partial_entry): Remove.
436 * except.h: Remove prototypes.
438 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
439 expand_decl_cleanup_eh.
442 * tree.h (CLEANUP_EH_ONLY): New macro.
443 * stmt.c (expand_decl_cleanup_eh): New fn.
444 (expand_cleanups): Check CLEANUP_EH_ONLY.
445 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
446 Use expand_decl_cleanup_eh.
447 (expand_stmt): Adjust.
448 * c-common.h: Adjust prototype.
450 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
452 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
453 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
454 (cris_target_asm_function_epilogue): Ditto.
455 (cris_initial_frame_pointer_offset): Ditto.
456 (cris_simple_epilogue): Ditto.
457 (cris_expand_builtin_va_arg): Variable-size types come in
460 2002-04-03 David S. Miller <davem@redhat.com>
462 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
464 (set_fast_math): Correct 'fsr' type.
466 2002-04-03 Richard Henderson <rth@redhat.com>
469 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
470 * toplev.c (check_global_declarations): Use it.
471 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
472 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
473 (LANG_HOOKS_DECLS): Add it.
474 * langhooks.c (lhd_warn_unused_global_decl): New.
475 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
476 * c-objc-common.c (c_warn_unused_global_decl): New.
477 * c-tree.h (c_warn_unused_global_decl): Declare.
478 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
480 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
482 * langhooks-def.h (lhd_set_decl_assembler_name,
483 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
484 (LANG_HOOKS_INITIALIZER): Update.
485 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
486 * langhooks.h (struct lang_hooks): New hook.
487 * tree.c (set_decl_assembler_name): Move to langhooks.c.
488 (lang_set_decl_assembler_name): Remove.
489 (init_obstacks): Don't set hook.
490 (decl_assembler_name): New function.
491 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
492 (decl_assembler_name): New.
493 (lang_set_decl_assembler_name): Remove.
495 2002-04-03 Jakub Jelinek <jakub@redhat.com>
497 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
498 works properly with .hidden symbols.
499 * configure: Rebuilt.
500 * config.in: Rebuilt.
501 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
502 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
503 properly with .hidden symbols.
505 2002-04-03 Jakub Jelinek <jakub@redhat.com>
508 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
511 2002-04-03 Richard Henderson <rth@redhat.com>
514 * sched-rgn.c (sets_likely_spilled): New.
515 (sets_likely_spilled_1): New.
516 (add_branch_dependences): Use it.
518 2002-04-02 Richard Henderson <rth@redhat.com>
521 * loop.h (LOOP_FIRST_PASS): New.
522 * loop.c (strength_reduce): Mind it when deciding to unroll.
523 * toplev.c (rest_of_compilation): Set it.
525 2002-04-02 David S. Miller <davem@redhat.com>
527 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
528 mems_ok_for_ldd_peep when the order of the loads being examined
530 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
531 existing comment to increase comprehension of this situation.
533 2002-04-02 Zack Weinberg <zack@codesourcery.com>
535 * config/sh/sh.md: Don't use union real_extract.
537 2002-04-02 Richard Henderson <rth@redhat.com>
539 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
541 2002-04-02 David O'Brien <obrien@FreeBSD.org>
543 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
544 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
545 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
546 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
547 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
548 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
549 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
550 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
551 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
552 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
553 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
554 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
555 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
556 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
557 Include as many configury headers via tm_file as possible. This
558 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
559 * config/openbsd-oldgas.h: New file.
560 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
561 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
562 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
563 config/i386/i386-coff.h, config/i386/i386-interix.h,
564 config/i386/iscdbx.h, config/i386/linux-aout.h,
565 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
566 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
567 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
568 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
569 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
570 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
571 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
572 config/i386/vxi386.h: Do not directly include configury headers.
573 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
574 Directly include configury headers that are no longer automatically
575 included by the above headers.
576 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
577 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
578 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
579 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
580 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
581 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
582 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
583 (TARGET_VERSION): Define.
584 * config/i386/beos-elf.h, config/i386/freebsd.h,
585 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
586 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
587 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
588 config/i386/sco5.h, config/i386/sysv4.h
589 (TARGET_VERSION): Do not need to protect.
590 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
591 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
592 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
593 config/i386/i386-interix.h, config/i386/linux-aout.h,
594 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
595 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
596 (YES_UNDERSCORES): Do not define - not needed.
597 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
598 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
599 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
600 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
601 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
602 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
603 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
604 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
606 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
607 Richard Henderson <rth@redhat.com>
610 * function.c (assign_temp): Accept either type or decl argument.
611 Detect variables whose size is too large to fit into an integer.
612 * stmt.c (expand_decl): Pass the decl, not the type.
614 2002-04-02 David O'Brien <obrien@FreeBSD.org>
616 * protoize.c: Match include directory usage with cppdefault.c.
618 2002-04-03 Jeffrey A Law (law@redhat.com)
619 Hans-Peter Nilsson <hp@bitrange.com>
621 * combine.c (simplify_comparison): Avoid narrowing a comparison
622 with a paradoxical subreg when doing so would drop signficant bits.
624 2002-04-02 Steve Ellcey <sje@cup.hp.com>
626 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
627 if POINTERS_EXTEND_UNSIGNED is defined.
629 2002-04-02 Richard Henderson <rth@redhat.com>
632 * local-alloc.c (contains_replace_regs): LO_SUM may contain
635 2002-04-02 Richard Henderson <rth@redhat.com>
637 * doc/standards.texi: Document required freestanding libc entry points.
639 2002-04-02 Alan Modra <amodra@bigpond.net.au>
641 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
642 associated splitter. Remove MQ constraint.
643 (ctrdi_internal4): Correct CCmode clobber.
645 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
647 * milli64.S ($$dyncall): New function.
648 * t-linux (LIB1ASMFUNCS): Revise module list.
649 (LIB1ASMSRC): Use pa/milli64.S.
651 2002-04-02 Richard Henderson <rth@redhat.com>
653 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
654 rename solaris_sys_varargs_h.
656 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
658 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
659 the same mode as its component.
661 2002-04-02 Richard Henderson <rth@redhat.com>
664 * final.c (this_is_asm_operands): Export.
665 * output.h (this_is_asm_operands): Declare.
666 * config/i386/i386.c (print_operand): Error odd asm operands.
668 2002-04-02 Richard Henderson <rth@redhat.com>
671 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
673 2002-04-01 Richard Henderson <rth@redhat.com>
676 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
677 * fixinc/fixincl.x: Rebuild.
679 2002-04-01 Richard Henderson <rth@redhat.com>
681 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
682 (atomic_alloc, atomic_free): New.
683 (SIZE, MASK_FOR, PTR_IN): New.
684 (emergency_reg_state, emergency_reg_state_free): New.
685 (emergency_labeled_state, emergency_labeled_state_free): New.
686 (reg_state_alloced, labeled_state_alloced): New.
687 (alloc_reg_state, free_reg_state): New.
688 (alloc_label_state, free_label_state, free_label_states): New.
689 (push, pop, dup_state_stack, free_state_stack): Use them.
690 (desc_label_state): Likewise.
691 (uw_frame_state_for): Free label states and state stack.
692 (uw_update_reg_address): Eliminate warnings.
694 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
696 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
697 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
699 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
701 * c-decl.c (grokdeclarator): Update.
702 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
703 * c-tree.h (c_mark_addressable): New.
704 * c-typeck.c (default_function_array_conversion, build_unary_op,
705 build_array_ref, convert_for_assignment): Update.
706 (mark_addressable): Rename.
707 * calls.c (try_to_integrate, expand_call): Use langhook.
708 * expr.c (expand_expr): Use langhook.
709 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
710 * langhooks.h (struct lang_hooks): New hook.
711 * stmt.c (expand_asm_operands): Use langhook.
712 * tree.h (mark_addressable): Remove.
714 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
716 2002-04-01 Bob Wilson <bob.wilson@acm.org>
718 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
721 2002-04-01 Bob Wilson <bob.wilson@acm.org>
723 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
724 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
726 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
728 * c-common.c (unsigned_conversion_warning, convert_and_check,
729 unsigned_type, signed_type, shorten_compare,
730 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
731 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
732 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
734 * c-decl.c (grokdeclarator): Update.
735 * c-format.c (check_format_types): Update.
736 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
737 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
738 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
739 * convert.c (convert_to_integer): Use new hooks.
740 * expmed.c (make_tree): Use new hooks.
741 * expr.c (store_expr): Use new hooks.
742 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
743 all_ones_mask_p, unextend, fold): Use new hooks.
744 * langhooks.h (struct lang_hooks_for_types): New hooks.
745 * tree.h (signed_or_unsigned_type, signed_type,
746 unsigned_type): Remove.
748 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
749 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
751 2002-03-31 Richard Henderson <rth@redhat.com>
753 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
754 (desc_frgr_mem): Fix reference to f16-f31.
756 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
758 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
759 RTVEC_ELT): Const-ify.
760 * varray.h (VARRAY_CHECK): Const-ify.
761 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
762 ggc_mark_rtvec, ggc_mark): Const-ify.
764 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
766 * diagnostic.c: Include langhooks-def.h.
767 * Makefile.in (diagnostic.o): Update.
769 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
771 * c-common.c (c_unsafe_for_reeval): Rename.
772 * c-common.h (c_unsafe_for_reeval): Rename.
773 * c-decl.c (finish_incomplete_decl): Rename.
774 (c_init_decl_processing): Don't set langhook.
775 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
776 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
777 * c-objc-common.c (c_objc_common_init): Don't set langhook.
778 * c-tree.h (finish_incomplete_decl): Rename.
779 * langhooks-def.h (lhd_unsafe_for_reeval): New.
780 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
781 (LANG_HOOKS_INITIALIZER): Update.
782 * langhooks.c (lhd_unsafe_For_reeval): New.
783 * langhooks.h (struct langhooks): New hooks.
784 * toplev.c (incomplete_decl_finalize_hook): Remove.
785 (wrapup_global_declarations): Update.
786 * tree.c (lang_unsafe_for_reeval): Remove.
787 (unsafe_for_reeval): Update.
788 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
791 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
792 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
794 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
796 * diagnostic.c (print_error_function): Remove.
797 (default_print_error_function): Rename.
798 (report_error_function): Update.
799 * diagnostic.h (print_error_function): Remove.
800 (default_print_error_function): Remove.
801 * langhooks-def.h (struct diagnostic_context): Predeclare.
802 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
803 (LANG_HOOKS_INITIALIZER): Update.
804 * langhooks.h (struct diagnostic context): Predeclare.
805 (struct lang_hooks): New hook.
807 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
809 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
810 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
812 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
813 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
814 of PIC_OFFSET_TABLE_REGNUM thruout.
815 * config/rs6000/rs6000.md: Likewise.
816 * config/rs6000/darwin.h: Likewise.
818 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
820 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
821 unsigned HOST_WIDE_INT, not unsigned int.
823 2002-03-31 Jakub Jelinek <jakub@redhat.com>
825 PR middle-end/6096, middle-end/6098, middle-end/6099
826 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
828 (fill_slots_from_thread): Likewise.
830 2002-03-31 Jakub Jelinek <jakub@redhat.com>
832 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
833 floating fields in float regs.
834 (function_arg_record_value_2): Likewise.
836 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
838 * config/mmix/mmix.md (define_constants): Remove misleading
839 FIXME. Add MMIX_fp_rO_OFFSET.
840 ("nonlocal_goto_receiver"): Don't have stack-frame address of
841 saved rO as part of the pattern. Remove FIXME.
842 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
843 here, at output-time.
845 2002-03-31 Jakub Jelinek <jakub@redhat.com>
848 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
850 (output_v9branch): Likewise.
852 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
854 * gcc.c: Revert previous patch for now.
855 * config/i386/djgpp.h: Likewise.
857 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
859 * config/mmix/crti.asm (_init): Register _fini with atexit.
860 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
862 2002-03-31 Richard Henderson <rth@redhat.com>
865 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
866 (ASM_OUTPUT_DEF_FROM_DECLS): New.
868 2002-03-31 Richard Henderson <rth@redhat.com>
870 * libgcc2.c (__bb_exit_func): Make static.
872 * config/alpha/alpha.md (trap): New.
874 2002-03-31 Richard Henderson <rth@redhat.com>
876 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
877 promoted argument types; build trap.
878 (expand_builtin_trap): New.
879 (expand_builtin): Use it.
880 * stmt.c (expand_nl_goto_receivers): Likewise.
881 * expr.h (expand_builtin_trap): Declare.
882 * libfuncs.h (LTI_abort, abort_libfunc): New.
883 * optabs.c (init_optabs): Init abort_libfunc.
885 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
887 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
888 (LINK_COMMAND_SPEC): ... from here.
889 (init_gcc_specs): Duplicate it here too, omitting
890 shared_name in the second copy.
891 (init_spec): Test for duplicate
892 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
894 2002-03-30 David S. Miller <davem@redhat.com>
896 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
897 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
899 2002-03-30 Roger Sayle <roger@eyesopen.com>
900 Richard Henderson <rth@redhat.com>
902 * regmove.c (combine_stack_adjustments_for_block): Avoid
903 emitting a stack adjustment of zero bytes. Let delete_insn
906 2002-03-30 Richard Henderson <rth@redhat.com>
908 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
909 (sparc_emitting_epilogue): New.
910 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
911 * config/sparc/sparc-protos.h: Update.
912 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
913 (TARGET_SWITCHES): Update.
914 * config/sparc/sparc.md (return): Remove.
915 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
916 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
917 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
918 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
919 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
920 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
921 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
922 Remove MASK_EPILOGUE.
923 * doc/invoke.texi: Update.
925 2002-03-30 Daniel Berlin <dan@dberlin.org>
927 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
928 CPP will start the file for us.
930 2002-03-30 Richard Henderson <rth@redhat.com>
933 * config/ia64/ia64.c (group_barrier_needed_p): Special case
934 prologue_allocate_stack.
935 (ia64_single_set): Use insn codes for recognition of special
936 cases, not rtl matching.
937 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
939 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
941 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
943 2002-03-30 Richard Henderson <rth@redhat.com>
946 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
947 or -fomit-frame-pointer with profiling.
948 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
949 (FUNCTION_PROFILER): Do nothing.
951 * config/sparc/sparc.c (sparc_override_options): Don't check
952 code models for profiling.
953 (sparc_function_profiler): Remove.
954 (sparc_profile_hook): New.
955 * config/sparc/sparc-protos.h: Update.
957 2002-03-30 Jakub Jelinek <jakub@redhat.com>
960 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
961 of SUBREG of volatile MEM or because the MEM was mode dependent,
962 return CLOBBER instead of unmodified SUBREG.
964 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
966 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
969 * toplev.c (rest_of_compilation): Cann mark_constant_function
970 only when optimizing.
972 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
975 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
976 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
977 (try_optimize_cfg): clear all AUX fields.
979 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
980 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
981 (ix86_address_cost): Be prepared for SUBREGed registers.
982 (legitimate_address_p): Accept SUBREGed registers.
984 2002-03-29 Richard Henderson <rth@redhat.com>
987 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
989 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
991 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
992 for aggregate and TFmode types.
994 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
996 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
998 2002-03-29 Richard Henderson <rth@redhat.com>
1001 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
1002 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
1004 2002-03-29 Richard Henderson <rth@redhat.com>
1007 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
1008 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
1009 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
1010 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
1012 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
1014 2002-03-29 Dale Johannesen <dalej@apple.com>
1016 * loop.c (combine_movables): Do allow combination of pseudos.
1018 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
1020 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
1021 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
1022 No functional change except ...
1023 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
1024 * doc/install.texi (*-*-freebsd*): Document port configuration.
1026 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
1028 * Makefile.in (convert.o, calls.o, expmed.o): Update.
1029 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
1031 * builtin-types.def (BT_PTRMODE): Update.
1032 * c-common.c (type_for_size): Rename c_common_type_for_size.
1033 (type_for_mode): Similarly.
1034 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
1036 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
1037 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
1038 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
1040 * c-typeck.c (common_type, comptypes, default_conversion):
1042 * calls.c: Include langhooks.h.
1043 (emit_library_call_value_1): Use new hooks. Avoid redundant
1045 * convert.c: Include langhooks.h
1046 (convert_to_pointer, convert_to_integer): Use new hooks.
1047 * except.c (init_eh): Similarly.
1048 * expmed.c: Include langhooks.h.
1049 (expand_mult_add): Use new hooks.
1050 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
1051 try_casesi): Similarly.
1052 * fold-const.c (optimize_bit_field_compare, make_range,
1053 decode_field_reference, fold_truthop, fold): Similarly.
1054 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
1055 put_var_into_stack): Similarly.
1056 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
1057 LANG_HOOKS_TYPE_FOR_SIZE): New.
1058 (LANG_HOOKS_TYPES_INITIALIZER): Update.
1059 * langhooks.h (lang_hooks_for_types): New hooks.
1060 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
1061 * tree.c (get_unwidened, get_narrower): Similarly.
1062 * tree.h (type_for_mode, type_for_size): Remove.
1063 * varasm.c (force_const_mem): Use new hooks.
1064 * utils2.c (nonbinary_modular_operation): Update.
1066 * objc-act.c (handle_impent): Update.
1067 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
1070 2002-03-29 Steve Ellcey <sje@cup.hp.com>
1072 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
1073 * config/ia64/ia64.c (basereg_operand): New.
1074 * config/ia64/ia64-protos.h (basereg_operand): Declare.
1075 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
1077 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
1079 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
1080 unwind information when frame_pointer_needed.
1081 (mmix_assemble_integer): Tweak wording in comment.
1083 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
1085 * Makefile.in (except.o): Update.
1086 * except.c: Include langhooks.h.
1087 (init_eh): Use langhook.
1088 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
1089 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
1090 (LANG_HOOKS_INITIALIZER): Update.
1091 * langhooks.h (lang_hooks_for_types): New.
1092 (struct lang_hooks): Add it.
1093 * tree.c (make_lang_type_fn, make_lang_type): Remove.
1094 * tree.h (make_lang_type_fn, make_lang_type): Remove.
1096 * alpha/alpha.c: Include langhooks.h.
1097 (alpha_build_va_list): Use langhook.
1098 * d30v/d30v.c: Include langhooks.h.
1099 (d30v_build_va_list): Use langhook.
1100 * i386/i386.c: Include langhooks.h.
1101 (ix86_build_va_list): Use langhook.
1102 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
1103 * s390/s390.c: Include langhooks.h.
1104 (s390_build_va_list): Use langhook.
1105 * stormy16/stormy16.c: Include langhooks.h.
1106 (stormy16_build_va_list): Use langhook.
1108 2002-03-29 Jakub Jelinek <jakub@redhat.com>
1111 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
1113 (length): Compute variable length for branches/calls/jumps here.
1114 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
1115 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
1116 define branch_type attribute.
1117 (divsi3_sp32): Maximum length is 6 not 7.
1118 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
1119 call_address_untyped_struct_value_sp32,
1120 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
1121 * config/sparc/sparc.c (empty_delay_slot): New function.
1122 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
1123 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
1125 2002-03-29 Jakub Jelinek <jakub@redhat.com>
1127 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
1128 nonzero_bits if not needed.
1129 (nonzero_bits) [XOR]: Likewise.
1130 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
1131 reg_last_set_mode and mode are both MODE_INT, but not equal.
1132 (record_value_for_reg): Compute reg_last_set_nonzero_bits
1133 in nonzero_bits_mode for MODE_INT modes.
1135 2002-03-28 Richard Henderson <rth@redhat.com>
1138 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
1139 to GAS. Correct drift between alternatives.
1141 2002-03-28 Richard Henderson <rth@redhat.com>
1144 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
1146 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
1148 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
1149 emulation to the linker.
1151 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
1153 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
1154 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
1156 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
1158 * combine.c (simplify_and_const_int): Make sure to apply mask
1159 when force_to_mode returns a constant integer. PR3311.
1161 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
1163 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
1165 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1167 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
1168 and Objective-C Dialect Options.
1170 2002-03-28 Richard Henderson <rth@redhat.com>
1172 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
1173 comparison should be done vs !=0 not >0 return code. Tidy cases.
1175 2002-03-28 Richard Henderson <rth@redhat.com>
1177 * c-decl.c (finish_function): New arg can_defer_p. Pass it
1178 on to c_expand_body.
1179 * c-tree.h (finish_function): Update decl.
1180 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
1182 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
1184 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
1186 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
1188 * rtlanal.c: Include flags.h
1189 (may_trap_p): Do not mark FP operations if trapping
1190 if !flag_trapping_math
1191 * Makefile.in (rtlanal.o): Add dependency on flag.h
1192 * ifcvt.c (noce_operand_ok): Avoid the lameness.
1194 2002-03-27 Zack Weinberg <zack@codesourcery.com>
1196 * mips.md: Use dconst1, not 1.0, as first argument of
1197 REAL_VALUE_LDEXP. Don't use union real_extract.
1199 2002-03-28 Alan Modra <amodra@bigpond.net.au>
1201 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
1202 rather than $target. Heed program_prefix and
1203 program_transform_name. Search for gas in cross-compiler case too.
1204 "test -x" rather than "test -f".
1205 (gcc_cv_ld): Likewise.
1206 (gcc_cv_nm): Heed program_prefix and program_transform_name.
1207 (gcc_cv_objdump): Likewise.
1208 * configure: Regenerate.
1210 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1212 * Makefile.in (attribs.o): Update.
1213 * attribs.c: Include langhooks.h.
1214 (decl_attributes): Use langhook.
1215 * c-decl.c (insert_default_attributes): Rename.
1216 * c-tree.h (c_insert_default_attributes): New.
1217 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
1218 (LANG_HOOKS_INITIALIZER): Update.
1219 * langhooks.h (struct lang_hooks): New hook.
1220 * tree.h (insert_default_attributes): Remove.
1222 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
1224 2002-03-27 Andreas Schwab <schwab@suse.de>
1226 * config/i386/i386.c (classify_argument): Also check for
1229 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1231 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
1234 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
1236 * i960.md (ret): Set PC.
1237 (nonlocal_goto): Fix expander.
1238 * builtins.c (epxand_builin_longjmp): Check that we've emitted
1241 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
1243 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
1246 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1248 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
1249 assigning to BLOCK_FOR_INSN directly.
1251 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
1253 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
1255 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1257 * c-common.c (c_expand_expr): Fix prototype.
1258 * c-common.h (c_expand_expr): Always declare, update.
1259 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
1260 * c-objc-common.c (c_objc_common_init): No global hook.
1261 * expr.c (expand_expr): Use langhook.
1262 * expr.h (enum expand_modifier): Conditionally declare.
1263 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
1264 (LANG_HOOKS_INITIALIZER): Update.
1265 * langhooks.c (lhd_expand_expr): New.
1266 * langhooks.h (struct lang_hooks): New hook.
1267 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
1268 (lang_independent_init): Don't default hook.
1270 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
1272 2002-03-27 Richard Henderson <rth@redhat.com>
1275 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
1276 TARGET_CONST_GP. Simplify conditions.
1278 2002-03-27 Richard Henderson <rth@redhat.com>
1280 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
1281 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
1282 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
1284 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
1286 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
1287 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
1288 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
1289 Remove unnecessary masks.
1290 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
1291 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
1292 -mwindows, -mdll switches and their negations.
1294 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1296 * gcc-common.c (lang_mark_false_label_stack): Remove.
1297 * ggc.h (lang_mark_false_label_stack): Similarly.
1299 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
1301 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
1303 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
1304 or __rtems_ is defined.
1306 2002-03-26 Richard Henderson <rth@redhat.com>
1308 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
1309 if a non-trivial load was emitted.
1310 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
1311 in high+extra+low case.
1313 2002-03-26 Richard Henderson <rth@redhat.com>
1315 * config.gcc (sparc*-solaris): Use float_format=sparc.
1317 2002-03-26 Richard Henderson <rth@redhat.com>
1319 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
1320 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
1321 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
1322 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
1323 (WINT_TYPE_SIZE): Fix at 32.
1325 2002-03-26 Richard Henderson <rth@redhat.com>
1327 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
1328 until after eh landing pad generation.
1329 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
1330 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
1332 2002-03-26 Richard Henderson <rth@redhat.com>
1334 * expr.h (ADD_PARM_SIZE): One more convert for INC.
1336 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
1338 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
1339 and warning switches.
1340 (cc1_options): Likewise.
1342 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
1344 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
1345 Restore more of the signal context. Set no_reg_stack_frame.
1346 * config/ia64/unwind-ia64.c (unw_state_record):
1347 Add no_reg_stack_frame, comments.
1348 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
1349 (uw_update_context): Adjust bsp when unwinding from leaf,
1350 but not signal frame.
1352 2002-03-26 David Edelsohn <edelsohn@gnu.org>
1354 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
1356 2002-03-26 Bob Wilson <bob.wilson@acm.org>
1358 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
1360 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
1363 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
1364 "Add a pool_range attribute", which was lost during the ARM/Thumb
1367 2002-03-26 Bob Wilson <bob.wilson@acm.org>
1369 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
1370 a register into the MAC16 accumulator.
1372 2002-03-26 Andrew Cagney <ac131313@redhat.com>
1374 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
1375 (Warning Options): Document -Wswitch-enum.
1376 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
1378 (warn_switch_enum): Define variables.
1379 * flags.h (warn_switch_enum): Declare variables.
1380 * stmt.c (expand_end_case_type): When warn_switch_enum /
1381 -Wswitch-enum, perform switch checks.
1384 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
1386 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
1387 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
1388 (reload_muladdsi_compare0_scratch): Delete.
1390 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
1392 * doc/install.texi (*-*-freebsd*): Update.
1394 2002-03-26 Richard Henderson <rth@redhat.com>
1396 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
1397 (SUB_PARM_SIZE): Cast DEC to ssizetype.
1399 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
1400 types from the normal argument frame.
1402 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
1403 variable sized objects by reference.
1404 (sparc_va_arg): Receive them by reference too.
1406 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
1408 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
1409 code to not restoring global registers.
1411 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
1413 * Makefile.in (ggc-common.o): Update.
1414 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
1415 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
1416 * c-tree.h (c_mark_tree): New.
1417 * ggc-common.c: Include langhooks.h.
1418 (gcc_mark_trees): Use new langhook.
1419 * ggc-callbacks.c: Delete file.
1420 * ggc.h (lang_mark_tree): Remove.
1421 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
1422 (LANG_HOOKS_INITIALIZER): Update.
1423 * langhooks.h (struct lang_hooks): New hook.
1425 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
1427 2002-03-25 Zack Weinberg <zack@codesourcery.com>
1429 * doc/cpp.texi: Exclude entire Top node from printed manual.
1430 Move option index after directive index. Insert page breaks
1431 before GFDL and concept index. Index environment variables
1432 with command line options.
1433 * doc/cppenv.texi: Use @vtable for environment variable list.
1434 Add paragraph explaining semantics of empty elements in path
1435 variables. Exclude a cross-reference to Fishkill from the
1436 manpage. Remove an unnecessary cross-reference of the entry
1437 right above the referer. Don't use @anchor in text that goes
1439 * doc/cppopts.texi: Cross-reference the environment variables
1440 section, not the specific environment variable, for consistency.
1442 2002-03-25 Richard Henderson <rth@redhat.com>
1444 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
1445 anywhere in the block. Don't refer to insns that have been
1446 removed from the chain. Iterate backward through the new insns.
1447 Don't refer to edges that have been removed.
1449 2002-03-26 Alan Modra <amodra@bigpond.net.au>
1451 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
1452 test for overflow of constant.
1454 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
1457 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
1458 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
1459 these patterns on arm_archv4.
1461 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
1463 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
1466 2002-03-25 Zack Weinberg <zack@codesourcery.com>
1468 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
1469 float_handled, float_handler, float_signal, set_float_handler,
1470 and do_float_handler. Set handler for SIGFPE to crash_signal.
1471 * toplev.h: Don't prototype do_float_handler.
1473 * c-lex.c: Fold parse_float into lex_number. Make warning
1474 about portability of hex float constants more informative, and
1475 don't issue it on top of a syntax error.
1476 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
1478 * real.h: Define REAL_VALUE_ABS here...
1479 * simplify-rtx.c: ... not here. Fold check_fold_consts,
1480 simplify_unary_real, simplify_binary_real, and
1481 simplify_binary_is2orm1 into their callers.
1482 * tree.c: Fold build_real_from_int_cst_1 into caller.
1484 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
1486 * tsystem.h: Include float.h here...
1487 * libgcc2.c: ... not here.
1489 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
1491 Fixes for: PR bootstrap/3591, target/5676
1492 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
1493 defined. Do not disable exceptions or rtti.
1494 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
1495 mcore.h. Disable exceptions and rtti, since they are not
1498 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
1500 * c-decl.c (maybe_build_cleanup): Remove.
1501 * expr.c (expand_expr): Use langhook.
1502 * langhooks-def.h (lhd_return_null_tree,
1503 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
1504 (LANGHOOKS_INITIALIZER): Update.
1505 * langhooks.c (lhd_return_null_tree): New.
1506 * langhooks.h (struct lang_hooks): New hook.
1507 * tree-inline.c (initialize_inlined_parameters): Use langhook.
1508 * tree.h (maybe_build_cleanup): Remove.
1510 2002-03-25 Jakub Jelinek <jakub@redhat.com>
1512 * regrename.c (build_def_use): Move recog_memoized
1513 before extract_insn.
1515 2002-03-25 Jakub Jelinek <jakub@redhat.com>
1518 * expr.c (emit_group_store): Handle storing into CONCAT.
1520 2002-03-25 Jakub Jelinek <jakub@redhat.com>
1522 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
1523 corresponding MATCH_DUP.
1525 2002-03-24 Richard Henderson <rth@redhat.com>
1527 * unroll.c (unroll_loop): Zero label_map.
1529 * gcse.c: Include except.h.
1530 * Makefile.in (gcse.o): Update.
1532 2002-03-24 Richard Henderson <rth@redhat.com>
1534 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
1535 Do resolve_unique_section before shared data clause.
1537 2002-03-24 Richard Henderson <rth@redhat.com>
1539 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
1541 2002-03-24 Richard Henderson <rth@redhat.com>
1543 * recog.c (peephole2_optimize): Split blocks when EH insns are
1544 generated in the middle of a block. Do global life update if
1547 2002-03-24 Richard Henderson <rth@redhat.com>
1549 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
1551 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
1554 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
1555 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
1556 (init_dependency_output): Don't make no_output decision here.
1558 2002-03-24 Andrew Cagney <ac131313@redhat.com>
1560 * stmt.c (check_for_full_enumeration_handling): Remove tests of
1561 warn_switch. Update description.
1562 (expand_end_case_type): Call check_for_full_enumeration_handling
1565 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1567 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
1568 (m68hc11_split_move): Call it to see if the source and destination
1569 operands use the same direction auto inc/dec mode, otherwise make the
1570 source an offsetable memory operand and generate an add.
1572 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1574 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
1575 register for operand 2.
1576 ("*subsi3_zero_extendqi"): Likewise.
1577 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
1578 bits so that it is compatible with a pop.
1579 ("*andhi3_gen"): Likewise.
1580 ("xorhi3"): Likewise.
1582 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
1584 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
1586 (cpp_post_options): ... not here.
1588 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
1589 Aldy Hernandez <aldyh@redhat.com>
1591 Removal of separate preprocessor cpp0.
1593 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
1594 cpp0, install-common): Update.
1595 * c-common.c (flag_preprocess_only): New.
1596 (c_common_init): Preprocess for -E.
1597 * c-common.h (flag_preprocess_only): New.
1598 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
1599 * c-objc-common.c (c_init_decl_processing): Exit quickly
1600 for NULL return from c_common_init.
1601 * cpplib.h (cpp_preprocess_file): New.
1602 * cppmain.c (main, general_init, pfile, progname): Remove.
1603 (do_preprocessing): Rename cpp_preprocess_file, don't call
1604 cpp_finish. Don't close stdout here.
1605 (setup_callbacks): Update prototype.
1606 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
1608 * tradcpp.c (main): Ignore -quiet.
1610 * lang-specs.h (default_compilers): Preprocess with cc1obj.
1612 2002-03-24 Richard Henderson <rth@redhat.com>
1614 PR optimization/5742
1615 * machmode.def: Add inner mode field to complex modes.
1616 * config/mips/mips.c (mips_function_value): Always define. Add
1617 new argument to handle libcalls.
1618 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
1619 (FUNCTION_VALUE): Likewise.
1620 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
1621 * config/mips/mips-protos.h: Update.
1623 2002-03-23 Richard Henderson <rth@redhat.com>
1625 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
1626 * config/sparc/sparc-protos.h: Update.
1627 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
1629 2002-03-23 Richard Henderson <rth@redhat.com>
1631 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
1632 _start or _init begins the text segment.
1634 2002-03-23 David Edelsohn <edelsohn@gnu.org>
1636 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
1637 not HOST_WIDEST_INT.
1638 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
1640 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
1643 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
1644 operand argument to output_return_instruction.
1645 * arm.c (arm_print_operand, case 'd'): If the operand is
1646 const_true_rtx then just return.
1647 (arm_print_operand, case 'D'): If the operand is const_true_rtx
1650 2002-03-23 Andrew Cagney <ac131313@redhat.com>
1652 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
1653 (Warning Options): Document -Wswitch-default.
1654 * toplev.c (W_options): Add -Wswitch-default. Update comment on
1656 (warn_switch_default): Define variable.
1657 (warn_switch): Update comment.
1658 * flags.h (warn_switch_default): Declare variable.
1659 (warn_switch): Update comment.
1660 * stmt.c (expand_end_case): Check for and, when
1661 warn_switch_no_default, warn of a missing default case.
1663 2002-03-23 Alan Modra <amodra@bigpond.net.au>
1665 * real.h (N): Special case 128 bit doubles.
1667 * combine.c (simplify_comparison): When widening modes, ignore
1668 sign extension on CONST_INTs.
1670 2002-03-22 Bob Wilson <bob.wilson@acm.org>
1672 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
1673 passed to adjust_address. Fix comment formatting.
1676 2002-03-22 Zack Weinberg <zack@codesourcery.com>
1678 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
1679 Always make REAL_VALUE_TYPE a struct containing an array of
1680 HOST_WIDE_INT, not a double. Tidy up the code deciding how
1681 big it is. Don't declare or use union real_extract.
1683 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
1684 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
1685 (print_operand), config/arm/arm.c (output_move_double),
1686 config/arm/arm.md (consttable_4, consttable_8),
1687 config/romp/romp.c (output_fpops), config/s390/s390.h
1688 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
1689 (xtensa_output_literal): Don't use union real_extract.
1691 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
1692 (sfmode_constant_to_ulong), config/ns32k/merlin.h
1693 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
1694 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
1695 (PRINT_OPERAND): Don't use local version of union
1698 * config/convex/convex.c (check_float_value), config/vax/vax.c
1699 (vax_float_literal), config/m88k/m88k.md (divdf3),
1700 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
1701 config/pdp11/pdp11.c (output_move_quad): Don't do host
1702 arithmetic on target floating point quantities.
1704 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
1705 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
1707 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
1708 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
1710 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
1711 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
1713 * print-rtl.c (print_rtx): Disable code which needs
1714 floating-point emulator.
1715 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
1716 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
1717 depending on HOST_FLOAT_FORMAT to be defined properly.
1719 * config/1750a/1750a.c (get_double, float_label): Delete.
1720 (print_operand): Delete huge commented-out chunk. Use
1721 REAL_VALUE_TO_DECIMAL.
1722 * config/1750a/1750a-protos.h: Delete prototypes of deleted
1724 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
1726 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
1727 Use REAL_VALUE_TO_DECIMAL as ELF version does.
1728 * config/m88k/m88k.c (real_power_of_2_operand,
1729 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
1730 real_extract out of the union; run the input through
1731 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
1732 from that into the union.
1733 * config/pdp11/pdp11.c (output_move_double): Rearrange
1734 parentheses to make automatic indenter happy.
1736 * doc/tm.texi (Cross-compilation): Rename node to "Floating
1737 Point" and rewrite to describe current situation. Also adjust
1738 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
1740 * doc/rtl.texi: Adjust cross reference.
1742 2002-03-22 Bob Wilson <bob.wilson@acm.org>
1744 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
1745 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
1746 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
1747 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
1748 prevent use of sp as a reload register.
1749 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
1750 non_acc_reg_operand.
1751 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
1752 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
1753 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1754 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
1756 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
1758 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
1759 * cpplex.c (unterminated): Delete.
1760 (parse_string): No string literal may extend over multiple
1761 lines. Suppress the error when preprocessing assembly.
1762 * cppmain.c (scan_translation_unit): Strings are single-line.
1764 * doc/cpp.texi: Update to match.
1766 2002-03-22 Jakub Jelinek <jakub@redhat.com>
1768 PR optimization/5854
1769 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
1771 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
1772 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
1773 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
1774 const0 if scratch register was not allocated.
1775 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
1776 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
1778 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
1779 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
1780 with GEN_INT (...) everywhere. Remove constraints in define_split
1782 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
1783 require scratch register for setting 0 into regs/non-pushable memory.
1785 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
1787 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
1788 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
1790 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
1792 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
1793 * cppinit.c (cpp_create_reader): On by default.
1794 (cpp_handle_option): Handle -W[no-]endif-labels.
1795 (cpp_post_options): Also enable if -pedantic.
1796 * cpplib.c (do_else): Use it.
1797 (do_endif): Likewise.
1798 * doc/cppopts.texi: Document new option.
1799 * doc/invoke.texi: Document new option.
1801 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
1803 * config/i386/i386.c, config/i386/i386.md: Change all occurences
1804 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
1806 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
1808 * flow.c (calculate_global_regs_live): Clear aux fields of
1811 2002-03-22 Jakub Jelinek <jakub@redhat.com>
1813 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
1814 REG or MEM subregs, pass rtx * instead of rtx to it.
1815 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
1816 rtx * instead of rtx to alter_subreg.
1817 * config/m32r/m32r.c (gen_split_move_double): Likewise.
1818 * config/pj/pj.c (pj_output_rval): Likewise.
1820 2002-03-22 Richard Henderson <rth@redhat.com>
1823 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
1824 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
1825 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
1826 (ia64_expand_prologue): Look at int_regs, not words, for number
1827 of incomming int regs.
1829 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
1831 * expr.c (expand_expr): A RESULT_DECL is part of a call.
1833 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
1835 * toplev.c (flag_loop_optimize, flag_crossjumping):
1836 New static variables.
1837 (rest_of_compilation): Conditionalize crossjumping and
1839 (parse_options_and_default_flags): Default loop_optimize and
1841 (lang_independent_options): Add -fcrossjumping and -floop-optimize
1842 * invoke.texi (crossjumping, loop-optimize): Document.
1844 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
1846 * real.c (eiisneg): Move outside #ifdef NANS.
1848 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
1850 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
1851 frequencies match; avoid match on different loop depths.
1852 (try_crossjump_to_bb): Kill tests that no longer brings time
1854 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
1856 (split_edge): Likewise.
1858 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
1861 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
1862 * cfgrtl.c: Include insn-config.h
1863 (split_block) Dirtify block in presence of conditional execution
1865 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
1867 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
1868 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
1869 (function_arg): Constify CUMULATIVE_ARGS.
1870 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
1871 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
1872 (UNITS_PER_DOUBLE): New macro.
1873 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
1874 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
1875 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
1876 fp_regs and stack_words.
1877 (EABI_FLOAT_VARARGS_P): New macro.
1878 * config/mips/mips.c (struct mips_arg_info): New.
1879 (mips_arg_info): New function.
1880 (function_arg_advance): Use it. Add adjustment instructions here
1881 rather than in function_arg.
1882 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
1883 for VOIDmode at the beginning of the function.
1884 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
1885 (function_arg_pass_by_reference): Likewise.
1886 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
1887 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
1888 (mips_va_start): Likewise. Use the new stack_words field of
1889 CUMULATIVE_ARGS to set up overflow area. Reformat.
1890 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
1891 doubles and other types, aligning the overflow pointer for non-doubles
1892 too. Remove some code duplication. Replace hard-coded constants.
1894 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
1896 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
1897 (CLASS_UNITS): Undefine.
1898 (CLASS_MAX_NREGS): Use FP_INC.
1899 * config/mips/mips.c (compute_frame_size): Likewise.
1900 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
1902 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
1904 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
1905 prototype, and handle lexing numbers and identifiers.
1906 (parse_identifier): Update to new form of parse_slow.
1907 (parse_number): Fast path only, use parse_slow otherwise.
1908 (_cpp_lex_direct): Update calls to parse_number.
1910 2002-03-21 DJ Delorie <dj@redhat.com>
1912 * bb-reorder.c (make_reorder_chain_1): Protect against
1913 when redundant edges are omitted.
1914 * predict.c (dump_prediction): Likewise.
1916 2002-03-21 Richard Henderson <rth@redhat.com>
1919 * fixinc/inclhack.def (solaris_stdio_tag): New.
1920 * fixinc/fixincl.x: Regenerate.
1922 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
1925 * c-typeck.c (process_init_element): Flag non-static
1926 initialization of a flexible array member as illegal.
1928 2002-03-22 Alan Modra <amodra@bigpond.net.au>
1930 * config/rs6000/t-linux64: New.
1931 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
1932 t-ppccomm. Use t-rs6000 and t-linux64.
1933 (powerpc64-*-gnu* <tmake_file>): Likewise.
1934 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
1935 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
1936 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
1938 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
1940 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
1941 flag_really_no_inline instead of optimize == 0.
1943 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
1945 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
1947 * flags.h (flag_really_no_inline): New.
1949 * c-common.c (c_common_post_options): Initialize
1950 flag_really_no_inline.
1952 * toplev.c (flag_really_no_inline): New.
1954 2002-03-21 Jakub Jelinek <jakub@redhat.com>
1956 * config/avr/avr.md (length): Fix length computation for
1957 conditional branches.
1959 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
1961 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
1962 sdbout.o, profile.o): Update.
1963 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
1965 * c-common.h (gettags): Move here from tree.h.
1966 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
1967 insert_block, getdecls, kept_level_p, global_bindings_p): New.
1968 * dbxout.c (dbxout_init): Use getdecls langhook.
1969 * expr.c (expand_expr): Use insert_block langhook.
1970 * fold-const.c: Include langhooks.h.
1971 (fold_range_test, fold_binary_op_with_conditional_arg,
1972 fold): Use global_bindings_p langhook.
1973 * integrate.c (expand_inline_function): Use insert_block langhook.
1974 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
1975 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
1976 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
1977 LANG_HOOKS_GETDECLS): New.
1978 (LANG_HOOKS_INITIALIZER): Update.
1979 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
1981 * langhooks.h (struct lang_hooks_for_decls): New.
1982 (struct lang_hooks): Update.
1983 * profile.c: Include langhooks.h.
1984 (output_func_start_profiler): Use new langhooks.
1985 * sdbout.c: Include langhooks.h.
1986 (sdbout_init, sdbout_finish): Use getdecls langhook.
1987 * stmt.c: Include langhooks.h.
1988 (expand_fixup, fixup_gotos): Use new langhooks.
1989 * stor-layout.c: Include langhooks.h.
1990 (variable_size): Use global_bindings_p langhook.
1991 * toplev.c (compile_file): Use getdecls langhook.
1992 * tree-inline.c (remap_block): Use insert_block langhook.
1993 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
1994 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
1996 2002-03-21 Richard Henderson <rth@redhat.com>
1998 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
1999 constants in .data when -fpic.
2001 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2003 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
2006 2002-03-21 Tom Tromey <tromey@redhat.com>
2008 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
2010 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2012 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
2014 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
2016 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
2017 Richard Henderson <rth@redhat.com>
2020 * c-common.c (c_expand_expr): Preserve result of a statement
2021 expression if needed.
2023 2002-03-21 Jakub Jelinek <jakub@redhat.com>
2026 * genrecog.c (maybe_both_true_mode): Remove.
2027 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
2028 * machmode.def (Pmode): Likewise.
2030 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
2032 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
2033 (nonlocal_mentioned_p_1): New function.
2034 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
2035 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
2036 (mark_constant_function): Recognize pure functions.
2037 * rtl.h (global_reg_mentioned_p): New prototype.
2038 * rtlanal.c (global_reg_mentioned_p,
2039 global_reg_mentioned_p_1): New function.
2041 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2043 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
2045 * fixinc/fixincl.x: Regenerate.
2047 2002-03-20 Jason Merrill <jason@redhat.com>
2049 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
2051 2002-03-20 Michael Meissner <meissner@redhat.com>
2053 * doc/invoke.texi (Optimize Options): Document that -O2 sets
2056 2002-03-20 Bob Wilson <bob.wilson@acm.org>
2058 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
2059 ".literal_position" directive before the constant pool.
2061 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2063 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
2064 Add Craig Rodrigues.
2065 Add Brad Lucier to testers.
2067 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2070 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
2072 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
2073 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
2074 instead of insn_extract.
2076 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2079 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
2081 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
2082 stmt if some case has been output.
2084 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2087 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
2088 movsfcc_1, movdfcc_1): Add %O2.
2089 * config/i386/i386.c (print_operand): Handle %ON.
2090 Print . before float condition codes in Sun as cmov syntax.
2091 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
2092 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
2095 2002-03-20 Philip Blundell <pb@nexus.co.uk>
2097 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
2098 return instruction if PC was popped.
2100 2002-03-20 Bob Wilson <bob.wilson@acm.org>
2102 * config/xtensa/xtensa.md: Remove unused type attributes.
2103 (adddi_carry, subddi_carry): Change type attribute to "multi".
2105 2002-03-19 Dale Johannesen <dalej@apple.com>
2107 PR optimization/5999, middle-end/5731
2108 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
2109 multiplications by reciprocals.
2111 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
2113 * Makefile.in: Update.
2114 * c-common.c: Include langhooks.h.
2115 (inline_forbidden_p): Use new hook.
2116 * diagnostic.c: Include langhooks.h.
2117 (format_with_decl, announce_function,
2118 default_print_error_function): Use new hook.
2119 * dwarf2out.c (dwarf2_name): Use new hook.
2120 * function.c: Include langhooks.h.
2121 (init_function_start): Use new hook.
2122 * langhooks-def.h (lhd_decl_printable_name): New.
2123 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
2124 (LANGHOOKS_INITIALIZER): Update.
2125 * langhooks.c (lhd_decl_printable_name): New.
2126 * langhooks.h (struct lang_hooks): New hook.
2127 * toplev.c (decl_name, decl_printable_name): Remove.
2128 (open_dump_file): Use new hook.
2129 (process_options): Remove old hook.
2130 * tree.h (decl_printable_name): Remove.
2132 * objc-act.c (objc_init): Remove old hook.
2133 (objc_printable_name): Export.
2134 * objc-act.h (objc_printable_name): New.
2135 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
2137 2002-03-19 Jim Blandy <jimb@redhat.com>
2139 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
2140 the start_source_file debug hook, not the current line number.
2142 2002-03-19 Richard Henderson <rth@redhat.com>
2144 * flow.c (EH_USES): Provide default.
2145 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
2146 * doc/tm.texi (EH_USES): New.
2148 * config/ia64/ia64.c (ia64_eh_uses): New.
2149 * config/ia64/ia64-protos.h: Update.
2150 * config/ia64/ia64.h (EH_USES): New.
2152 2002-03-19 Richard Henderson <rth@redhat.com>
2154 * varasm.c (output_constant_def): Fix stupid typo.
2156 2002-03-19 Richard Henderson <rth@redhat.com>
2159 * except.c (current_function_has_exception_handlers): New.
2160 * except.h: Declare it.
2161 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
2162 Combine tests that disable all sibcalls for the function.
2164 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
2166 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
2169 2002-03-19 Richard Henderson <rth@redhat.com>
2172 * config/ia64/ia64.c: Revert 2002-03-01 patch.
2173 * config/ia64/ia64.h (INIT_EXPANDERS): New.
2175 2002-03-19 Jim Blandy <jimb@redhat.com>
2177 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
2178 name, even if the replacement list contains no tokens, as required
2181 2002-03-19 Jason Merrill <jason@redhat.com>
2183 * varasm.c (globalize_decl): Get the name from the RTL, not
2184 DECL_ASSEMBLER_NAME.
2186 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
2188 2002-03-19 Bob Wilson <bob.wilson@acm.org>
2190 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
2191 subdi_carry): Define.
2193 2002-03-19 David Edelsohn <edelsohn@gnu.org>
2195 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
2196 about -fpic/-fPIC if extra_warnings set.
2198 2002-03-19 David Edelsohn <edelsohn@gnu.org>
2200 * expr.c (expand_expr): Sign-extend CONST_INT generated from
2201 TREE_STRING_POINTER.
2202 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
2204 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2206 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
2207 in favor of SP if FRAME_POINTER_REQUIRED is false.
2209 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
2211 * emit-rtl.c (gen_int_mode): New function.
2212 * rtl.h: Prototype for it.
2213 * combine.c (make_extraction, simplify_comparison), expmed.c
2214 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
2215 (convert_modes, store_field), optabs.c (expand_fix),
2216 simplify-rtx.c (neg_const_int, simplify_unary_real),
2218 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
2219 Use it instead of GEN_INT (trunc_int_for_mode (...)).
2221 2002-03-19 Jakub Jelinek <jakub@redhat.com>
2224 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
2225 convert_parm_for_inlining.
2226 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2228 * langhooks-def.h: Likewise.
2229 * objc/objc-lang.c: Likewise.
2230 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
2232 * tree-inline.c (initialize_inlined_parameters):
2233 Call convert_parm_for_inlining lang hook if needed.
2234 * c-typeck.c (c_convert_parm_for_inlining): New function.
2235 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
2237 2002-03-18 Mark Mitchell <mark@codesourcery.com>
2239 * calls.c (precompute_arguments): Do not assume that temporaries
2240 can be destroyed after expanding the argument.
2241 (expand_call): Likewise.
2243 2002-03-15 Eric Christopher <echristo@redhat.com>
2245 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
2246 Fix register preference on last change.
2247 * config/mips/mips.c (mips_return_in_memory): New function.
2248 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
2249 * config/mips/mips-protos.h: Declare.
2250 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
2251 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
2253 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
2255 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
2257 (anddi3, iorsi3): Likewise.
2259 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
2260 use %gprel for symbols that are going to be placed in linkonce
2263 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
2264 RETURN_ADDRESS_POINTER_REGNUM to $ra.
2265 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
2266 not needed. Disregard leaf_function_p().
2267 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
2268 mips16 frame pointer.
2269 * config/mips/mips.md (store ra): Only to small SP offsets.
2270 2001-08-22 Graham Stott <grahams@redhat.com>
2271 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
2272 return a REG rtx for the return address register.
2274 2002-03-18 Bob Wilson <bob.wilson@acm.org>
2276 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
2277 constant-pool addresses as "mode-dependent".
2278 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
2280 2002-03-18 Jakub Jelinek <jakub@redhat.com>
2283 * expr.c (emit_group_load): Use extract_bit_field if
2284 needed for CONCAT arguments.
2286 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
2289 * arm.md (tablejump): Make this a define_expand. For PIC add the
2290 offset to the base of the table.
2291 (thumb_tablejump): Matcher for Thumb tablejump insn.
2292 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
2293 as the difference of two labels.
2294 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2295 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
2297 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2298 * arm.c (get_jump_table_size): If the table is not in the text
2299 section, return zero.
2301 2002-03-18 Bernd Schmidt <bernds@redhat.com>
2303 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
2305 (arm_reload_out_hi): Use gen_lowpart instead of
2306 gen_rtx_SUBREG to access QImode components.
2307 * config/arm/arm.md: Disable zero_extend split for QImode
2308 subregs in BIG_ENDIAN mode.
2309 (storehi_bigend): Match use of least significant byte.
2310 (storeinthi): Remove extraneous SUBREG.
2311 Add missing construction of operands[2].
2312 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
2313 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
2314 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
2316 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
2318 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
2321 2002-03-17 Richard Henderson <rth@redhat.com>
2323 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
2326 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
2328 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
2329 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
2331 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2333 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
2335 * predict.c (estimate_bb_frequencies): Delete unused variables.
2337 2002-03-17 Richard Henderson <rth@redhat.com>
2339 * config/ia64/ia64.c (ia64_attribute_table): Move before
2340 targetm definition. Make static.
2342 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
2344 * c-common.h (yyparse, c_common_parse_file): New.
2345 * c-lang.c: Include c-common.h.
2346 (LANG_HOOKS_PARSE_FILE): Redefine.
2347 * c-lex.c: Include c-common.h.
2348 (yyparse): Rename c_common_parse_file. Call yyparse.
2349 * c-parse.in (yyparse): Remove macro.
2350 * c-tree.h (yyparse_1): Remove.
2351 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
2352 (LANG_HOOKS_INITIALIZER): Update.
2353 * langhooks.h (struct lang_hoooks): New hook parse_file.
2354 * toplev.c (compile_file): Use parse_file hook.
2355 * tree.h (yyparse): Remove.
2356 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
2358 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
2360 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
2361 float_truncate, not fix.
2362 ("*truncdfsf2_real"): Ditto.
2363 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
2365 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
2367 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
2369 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
2370 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
2371 where appropriate. Make the second reference to
2372 leaf_function_p a function call, as intended. Reindented.
2374 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
2375 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
2377 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
2378 add register to non-constant into sp.
2380 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
2381 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
2382 (mips16_gp_pseudo_rtx): Lose.
2383 (INIT_EXPANDERS): Deleted.
2384 * config/mips/mips.c (mips_init_machine_status): New.
2385 (mips_free_machine_status): New.
2386 (mips_mark_machine_status): New.
2387 (override_options): Set them.
2388 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
2389 (struct machine_function): ... new. Replaced all references.
2390 (mips_add_gc_roots): Don't mark them.
2391 (embedded_pic_fnaddr_reg): New, extracted from...
2392 (embedded_pic_offset): ... here.
2393 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
2396 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
2398 * cppinit.c: Revert -MD removal.
2400 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2402 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
2403 soft registers by default for 68HC12.
2404 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
2405 when compiling with -fomit-frame-pointer.
2406 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
2407 (expand_epilogue): Likewise.
2408 (m68hc11_gen_rotate): Use exg when rotating by 8.
2410 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2412 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
2413 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
2414 (splits): Remove unused add splits.
2415 ("*addhi3_68hc12"): Tune constraints.
2416 ("addhi_sp"): Try to use X instead of Y in all cases and if the
2417 constant fits in 8-bits and D is dead use abx/aby instructions.
2418 ("*addhi3"): Remove extern declaration of ix_reg.
2419 ("*subsi3"): Optimize and provide new split.
2420 ("subhi3"): Cleanup.
2421 ("*subhi3_sp"): Avoid saving X if we know it is dead.
2422 (arith splits): For 68hc12 save the address register on the stack
2423 and do the arithmetic operation with a pop.
2425 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2427 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
2428 allocating QImode in address registers.
2429 ("*movqi_m68hc11"): Likewise.
2431 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
2433 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
2435 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
2437 * cppinit.c (print_help): Display -MD and -MMD.
2438 Don't display usage string. Update assertion syntax and
2440 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
2441 (cpp_handle_option): Update.
2443 2002-03-15 Chris Demetriou <cgd@broadcom.com>
2445 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
2446 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
2447 and define it so that regardless of target CPU size,
2448 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
2449 of "int" rather than "long."
2451 2002-03-15 Richard Henderson <rth@redhat.com>
2453 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
2456 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2458 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
2459 ("tstqi" split): Avoid using memory for tstqi on address register.
2460 (splits): Remove constraints.
2461 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
2462 ("cmpdf", "cmpsf"): Remove since not used.
2463 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
2464 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
2466 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2468 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
2469 ("neghi2"): Tighten constraints.
2470 ("one_cmplsi2"): Optimize and simplify split.
2471 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
2473 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2475 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
2476 and split of AND operation to clear the upper bits.
2477 ("*logicalsi3_zextqi"): Likewise.
2478 ("*logicallhi3_zexthi_ashift8"): Likewise.
2479 ("*logicalsi3_silshr16"): Likewise.
2480 ("logicalsi3_silshl16"): Likewise.
2481 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
2483 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2485 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
2486 (m68hc11_indirect_p): New function.
2487 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
2488 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
2490 (asm_print_register): Likewise.
2491 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
2492 (m68hc11_indirect_p): Declare.
2493 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
2494 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
2495 (TARGET_SWITCHES): New option -mrelax.
2496 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
2498 ("iorsi3", "xorsi3"): Likewise.
2499 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
2500 ("*andhi3_mem"): New to handle destination in memory with bclr
2501 and a scratch register.
2502 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
2503 ("*andhi3_const"): New when operand2 is constant.
2504 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
2505 ("*andhi3_gen"): Cleanup of the old "andhi3".
2506 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
2507 ("xorqi3"): Update constraints.
2509 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2511 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
2512 for reg_equiv_memory_loc when the operand is a register that does
2513 not get a hard register (stack location).
2514 (tst_operand): After reload, accept all memory operand.
2515 (symbolic_memory_operand): Fix detection of symbolic references.
2516 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
2517 accept symbols and any constant.
2519 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2521 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
2522 note on the insn that sets the soft frame register.
2523 (must_parenthesize): ix and iy are also reserved names.
2524 (print_operand_address): One more place where parenthesis are required
2525 to avoid confusion with register names.
2526 (m68hc11_gen_movhi): Allow push of stack pointer.
2527 (m68hc11_check_z_replacement): Fix handling of parallel with a
2529 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
2530 the replacement register is.
2531 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
2532 and D8_REGS classes.
2533 (MODES_TIEABLE_P): All modes are tieable except QImode.
2535 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2537 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
2538 (___subdi3): Likewise.
2539 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
2540 (__map_data_section): Optimize 68hc11 case.
2542 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2544 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
2545 than a shift to avoid adding a register with itself.
2546 (m68hc11_memory_move_cost): Take into account NO_REGS.
2547 (m68hc11_register_move_cost): Update and use memory move cost
2549 (m68hc11_address_cost): Make cost of valid offset not 0 so that
2550 it gives more opportunities to cse to optimize.
2551 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
2552 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
2554 2002-03-15 Mark Mitchell <mark@codesourcery.com>
2556 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
2557 * c-common.def (CLEANUP_STMT): New tree node.
2558 * c-common.h (CLEANUP_DECL): New macro.
2559 (CLEANUP_EXPR): Likewise.
2560 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
2561 * expr.c (expand_expr): Tidy.
2562 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
2563 * tree-inline.c (initialize_inlined_parameters): Clean up
2564 new local variables.
2566 2002-03-15 Jakub Jelinek <jakub@redhat.com>
2569 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
2570 before movrXX only, use reg_overlap_mentioned_p.
2571 Only special case NE if just one insn can be generated.
2573 2002-03-15 Jason Merrill <jason@redhat.com>
2575 * varasm.c (assemble_variable): Call resolve_unique_section before
2576 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
2579 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
2582 * arm.md (split pattern for thumb shiftable immediates): Add comment
2583 explaining non-obvious test.
2585 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
2588 * arm.md (movaddr, movaddr_insn): Delete.
2590 2002-03-15 Jason Merrill <jason@redhat.com>
2592 * toplev.c (wrapup_global_declarations): Clarify variable handling.
2593 -fkeep-static-consts doesn't apply to comdats.
2595 2002-03-14 Richard Henderson <rth@redhat.com>
2597 * c-decl.c: Include c-pragma.h.
2598 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
2599 (finish_function): Tidy.
2600 * c-pragma.c: Include c-common.h.
2601 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
2602 (handle_pragma_weak): Use them.
2603 (init_pragma): Register pending_weaks.
2604 * c-pragma.h (maybe_apply_pragma_weak): Declare.
2605 * print-tree.c (print_node): Print DECL_WEAK.
2606 * varasm.c (mark_weak_decls): Remove.
2607 (remove_from_pending_weak_list): Remove.
2609 (asm_emit_uninitialised): Call globalize_decl for weak commons.
2610 (weak_decls): Make a tree_list.
2611 (declare_weak): Cons weak_decls directly.
2612 (globalize_decl): Remove weak_decls elements directly.
2613 (weak_finish): Simplify weak_decls walk. Don't weaken unused
2614 symbols. Don't pretend to handle aliases.
2615 (init_varasm_once): Update weak_decls registry.
2616 * Makefile.in: Update dependencies.
2618 2002-03-14 Richard Henderson <rth@redhat.com>
2621 * config/ia64/ia64.c: Include tm_p.h last.
2622 (gen_nop_type): Remove duplicate definition.
2623 (cycle_end_fill_slots): Set sched_data for second L slot.
2624 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
2625 (nop_cycles_until): Fix typos.
2627 2002-03-15 Jakub Jelinek <jakub@redhat.com>
2629 PR optimization/5891
2630 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
2632 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
2634 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
2635 descriptors correctly.
2637 2002-03-14 Michael Meissner <meissner@redhat.com>
2639 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
2640 100, allowing MAX_UNROLLED_INSNS to be overridden.
2642 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
2645 * unroll.c (params.h): Include.
2646 (MAX_UNROLLED_INSNS): Delete, now in params.h.
2648 * doc/invoke.texi (--param max-unroll-insns): Document.
2650 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
2652 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
2654 * arm.md: Fix warnings about constraints in peepholes and splits.
2656 2002-03-14 Zack Weinberg <zack@codesourcery.com>
2658 * cpphash.h (struct lexer_state): Remove line_extension member.
2659 * cpplib.c (dequote_string, do_linemarker): New functions.
2660 (linemarker_dir): New data object.
2661 (DIRECTIVE_TABLE): No longer need to interpret #line in
2662 preprocessed source. Delete obsolete comment about return
2664 (end_directive, directive_diagnostics, _cpp_handle_directive):
2665 Don't muck with line_extension.
2666 (directive_diagnostics): No need to issue warnings for
2668 (_cpp_handle_directive): Issue warnings for linemarkers here,
2669 when appropriate. Dispatch linemarkers to do_linemarker, not
2671 (do_line): Code to handle linemarkers split out to do_linemarker.
2672 Convert escape sequences in filename argument, both places.
2674 * cppmacro.c (quote_string): Rename cpp_quote_string and
2675 export. All callers changed.
2676 * cpplib.h (cpp_quote_string): Prototype.
2677 * cppmain.c (print_line): Call cpp_quote_string on to_file
2680 * doc/cpp.texi: Document that escapes are now interpreted in
2681 #line and in linemarkers, and that non-printing characters are
2682 converted to octal escapes when linemarkers are generated.
2684 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
2686 * emit-rtl.c (try_split): Use delete_insns.
2687 * recog.c (split_all_insns): Fix terminating condition.
2689 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
2690 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
2693 * arm.c (arm_output_epilogue): Fix floating-point register save
2694 adjustment when using a frame pointer.
2696 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
2698 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
2699 * config/mips/mips.c (compute_frame_size): Retrofit them here.
2700 (save_restore_insns, mips_expand_epilogue): And here.
2701 (build_mips16_call_stub): And here.
2702 (mips_function_value): Use the new macros to decide whether a single
2703 or complex float can be returned in floating-point registers. Return
2704 a parallel rtx in the complex case.
2706 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
2708 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
2709 call after liveness analysis.
2711 * recog.c (split_insn): Use delete_insn_and_edges.
2713 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
2714 instructions to have branch prediction notes.
2715 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
2717 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
2719 * configure.in: Don't pass -Wno-long-long to a ADA compiler
2720 that doesn't support it.
2721 * configure: Regenerate.
2723 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2726 * config/sparc/sparc.md (normal_branch, inverted_branch,
2727 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
2728 inverted_fp_branch): Adjust calls to output_cbranch.
2729 Set length attribute.
2730 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
2731 output_v9branch. Set length attribute.
2732 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
2734 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
2735 (output_cbranch): Likewise. Handle far branches.
2736 (output_v9branch): Handle far branches.
2737 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
2739 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
2740 noov_compare64_op predicates.
2742 2002-03-13 Jason Merrill <jason@redhat.com>
2744 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
2745 into the function and constify it.
2746 * gthr-dce.h, gthr-solaris.h: Likewise.
2748 2002-03-13 David Edelsohn <edelsohn@gnu.org>
2750 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
2751 * config/rs6000/rs6000.c (rs6000_va_arg): Use
2752 std_expand_builtin_va_arg if not ABI_V4.
2754 2002-03-13 Jason Merrill <jason@redhat.com>
2756 * varasm.c (globalize_decl): New fn.
2757 (assemble_start_function): Use it.
2758 (asm_emit_uninitialized): Use it.
2759 (assemble_alias): Use it.
2760 (assemble_variable): Use it.
2762 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
2764 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
2765 2002-03-12 internal visibility change.
2766 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
2767 visibility into SYMBOL_REF_FLAG.
2769 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
2771 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
2772 VOIDmode operand. Add compile-time optimization for constant results.
2774 2002-03-12 Jason Merrill <jason@redhat.com>
2776 * c-typeck.c (convert_for_assignment): Don't allow conversions
2777 between pointers and references. Only allow lvalues to convert to
2780 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
2782 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
2783 before prologue, to avoid scheduling problems.
2785 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2787 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
2788 (ELIMINABLE_REGS): Add sfp->sp.
2789 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
2791 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2793 PR optimization/5892
2794 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
2796 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2798 * loop.c (basic_induction_var): Don't call convert_modes if mode
2799 classes are different.
2801 2002-03-12 Richard Henderson <rth@redhat.com>
2803 PR optimization/5901
2804 * function.c (reposition_prologue_and_epilogue_notes): Position
2805 the markers after/before the last/first insn not deleted.
2807 2002-03-12 Richard Henderson <rth@redhat.com>
2809 PR optimization/5878
2810 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
2811 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
2812 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
2814 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
2815 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
2816 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
2818 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
2819 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
2820 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
2821 also. Don't set it if not flag_pic.
2822 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
2823 to be INVALID_REGNUM when not used.
2825 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
2827 * expmed.c (store_bit_field): Reset alias set for memory.
2828 (extract_bit_field): Same.
2830 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2832 * c-common.c (c_tree_code_type, c_tree_code_length,
2833 c_tree_code_name, add_c_tree_codes): Delete.
2834 * c-common.h (add_c_tree_codes): Delete.
2835 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
2837 * c-objc-common.c (c_objc_common_init): Don't call
2838 add_c_tree_codes, instead set lang_unsafe_for_reeval.
2839 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
2840 objc_tree_code_name, add_objc_tree_codes): Delete.
2841 (objc_init): Don't call add_objc_tree_codes.
2842 * objc/objc-lang.c (tree_code_type, tree_code_length,
2843 tree_code_name): Define.
2844 * toplev.c (lang_independent_init): Don't set
2845 tree_code_length[IDENTIFIER_NODE].
2846 * tree.c (tree_code_type, tree_code_length, tree_code_name):
2847 Delete definitions, moved to language front-ends.
2848 * tree.def (IDENTIFIER_NODE): Hardwire the length.
2849 * tree.h (tree_code_type, tree_code_length, tree_code_name):
2851 (tree_code_length): Change type to unsigned char.
2853 2002-03-12 Richard Henderson <rth@redhat.com>
2855 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
2856 internal visibility change.
2858 2002-03-12 Bob Wilson <bob.wilson@acm.org>
2860 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
2861 validize_mem() instead of change_address to avoid clobbering
2864 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
2866 * c-lex.h (position_after_whitespace): Remove.
2868 2002-03-12 Jakub Jelinek <jakub@redhat.com>
2870 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
2871 (lex_string): Use unsigned char pointers.
2873 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
2875 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
2876 is not a valid memory_operand.
2878 2002-03-12 Bob Wilson <bob.wilson@acm.org>
2880 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
2881 * config/xtensa/lib1funcs.asm: Fix copyright to include
2882 special case for libgcc files.
2883 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
2884 (__divsi3): Likewise.
2885 (__umodsi3): Likewise.
2886 (__modsi3): Likewise.
2887 * config/xtensa/lib2funcs.S: Fix copyright to include
2888 special case for libgcc files.
2890 2002-03-12 Tom Rix <trix@redhat.com>
2892 * collect2.c (resolve_lib_name): Move outside of
2893 OBJECT_FORMAT_COFF ifdef.
2894 (ignore_library): Same.
2896 2002-03-12 Bob Wilson <bob.wilson@acm.org>
2898 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
2900 2002-03-12 Bob Wilson <bob.wilson@acm.org>
2902 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
2903 to function_section before writing out the constant pool.
2905 2002-03-12 David Edelsohn <edelsohn@gnu.org>
2907 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
2909 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
2911 2002-03-12 Alan Modra <amodra@bigpond.net.au>
2913 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
2917 (cmpsi splitter): Likewise.
2918 (modsi3): Fail if <= 0.
2919 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
2920 redundant test when HOST_BITS_PER_WIDE_INT != 32.
2921 (reg_or_sub_cint64_operand): Likewise.
2922 (num_insns_constant_wide): Optimize sign extension.
2923 (rs6000_legitimize_address): Likewise.
2925 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
2927 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2928 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2930 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
2932 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
2933 address calculation.
2935 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
2937 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
2938 scratch register to DImode / TImode.
2939 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
2940 register used does not overlap the target.
2942 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2944 * Makefile.in (debug.o): Depend on debug.h.
2945 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
2946 * debug.c (do_nothing_debug_hooks): Likewise.
2947 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
2948 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
2949 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
2950 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
2951 * dwarfout.c (dwarf_debug_hooks): Likewise.
2952 * integrate.c (output_inline_function): Likewise.
2953 * objc/objc-act.c (synth_module_prologue): Likewise.
2954 * sdbout.c (sdb_debug_hooks): Likewise.
2955 * toplev.c (debug_hooks): Likewise.
2956 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2958 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2960 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
2961 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
2962 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
2963 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
2964 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
2965 * defaults.h (POINTER_SIZE): Define.
2966 * doc/tm.texi (POINTER_SIZE): Document default.
2968 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2970 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
2972 2002-03-11 Richard Henderson <rth@redhat.com>
2974 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
2975 if rebuild_label_notes_after_reload.
2977 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
2979 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
2980 emit pic register load if "internal" visibility.
2981 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
2982 (cris_expand_builtin_va_arg): Do all computations on trees.
2984 2002-03-11 Richard Henderson <rth@redhat.com>
2986 * rtlanal.c: Include recog.h.
2987 (keep_with_call_p): Fix thinko.
2988 * Makefile.in (rtlanal.o): Update dependencies.
2990 2002-03-11 Chris Meyer <cmeyer@gatan.com>
2992 * genflags.c (gen_insn): Use IS_VSPACE.
2993 * genoutput.c (output_insn_data): Likewise.
2994 (process_template): Likewise.
2996 2002-03-11 Richard Henderson <rth@redhat.com>
2998 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
3000 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
3002 * Makefile.in: Update.
3003 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
3004 Update documentation.
3005 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
3006 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
3008 2002-03-11 Zack Weinberg <zack@codesourcery.com>
3010 * Makefile.in: Give texi2pod its input file as a command line
3011 argument, not on stdin.
3013 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
3014 Daniel Berlin <dan@dberlin.org>
3016 C++ alias analysis improvement.
3017 * alias.c (record_component_aliases): Record aliases for base
3020 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
3022 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
3024 2002-03-11 Douglas B Rupp <rupp@gnat.com>
3026 * toplev.c (vms_fopen): Remove, not needed.
3028 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
3030 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
3032 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
3033 for FP, already done later.
3035 * toplev.c (debug_args): Add entry for VMS_DEBUG.
3036 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
3038 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
3040 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
3041 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
3042 LARGEST_EXPONENT_IS_NORMAL for the given mode.
3043 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
3044 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
3045 (ediv, emul, eldexp, esqrt): Likewise.
3046 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
3047 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
3048 (saturate): New function.
3049 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
3050 (make_nan): Use a saturation value instead of a NaN if
3051 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
3052 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
3053 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
3054 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
3055 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
3056 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
3057 !ROUND_TOWARDS_ZERO.
3058 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
3059 (ROUND_TOWARDS_ZERO): Document.
3061 2002-03-11 Andreas Jaeger <aj@suse.de>
3063 * cfg.c (dump_flow_info): Remove unused variable.
3065 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
3067 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
3068 computations on trees.
3070 2002-03-10 Richard Henderson <rth@redhat.com>
3073 * reload.c (copy_replacements_1): New.
3074 (copy_replacements): Use it to recurse through the rtx.
3076 2002-03-10 Richard Henderson <rth@redhat.com>
3078 * loop.c (strength_reduce): Compute number of iterations as
3079 unsigned HOST_WIDE_INT.
3081 2002-03-10 Richard Henderson <rth@redhat.com>
3083 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
3084 to move away from the end of the block.
3086 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
3088 PR preprocessor/5899
3089 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
3091 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3093 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
3095 * attribs.c (decl_attributes): Fix signed/unsigned warning.
3097 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
3099 * config/mmix/mmix.c: Improve comments.
3100 (mmix_target_asm_function_prologue): Drop variable
3101 empty_stack_frame. Don't allocate unused slot above fp.
3102 (mmix_target_asm_function_epilogue): Mirror prologue changes.
3103 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
3104 brace in first column.
3105 (enum reg_class): Ditto.
3106 (FIRST_PARM_OFFSET): Now 0.
3107 (USER_LABEL_PREFIX): Remove #if 0:d definition.
3109 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3111 * combine.c (make_extraction): Fix error in last change.
3113 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3115 * c4x.c (c4x_fp_reglist): Const-ify.
3116 * cris.c (cris_print_operand): Likewise.
3117 * i386.c (ix86_va_arg): Likewise.
3118 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
3119 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
3120 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
3121 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
3122 * mcore.h (regno_reg_class): Likewise.
3123 * mips.c (gen_int_relational): Likewise.
3124 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
3125 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
3126 * pdp11.c (move_costs): Likewise.
3127 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
3128 * s390.c (s390_branch_condition_mnemonic, regclass_map):
3130 * s390.h (regclass_map): Likewise.
3131 * sh.c (shift_amounts): Likewise.
3132 * sh.md (rotlsi3): Likewise.
3134 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
3136 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
3137 (ne0+5): Use new clobber to generate proper shift pattern.
3138 Patch by Michael Matz <matz@kde.org>.
3140 2002-03-09 Andreas Schwab <schwab@suse.de>
3142 * gcc.c (validate_all_switches): Also handle `%W{...}'.
3144 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
3146 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
3148 2002-03-09 Jakub Jelinek <jakub@redhat.com>
3151 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
3152 even for non-representable constants.
3154 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3156 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
3157 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
3158 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
3159 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
3160 (pop_function_context): Compute MAY_SHARE parameter for
3162 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
3163 (gen_mem_addressof): Call fixup_var_refs with new parm.
3165 * combine.c (make_extraction): Don't make extension of CONST_INT.
3167 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
3169 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
3170 in o32 and o64 ABIs.
3171 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
3172 but getting fixed-size structs passed in registers regardless of
3173 padding in o32 and o64 ABIs.
3175 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
3176 offset before loading address of argument passed by transparent
3179 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
3181 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
3183 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
3185 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
3186 marker such that registers after it are saved.
3188 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3190 * sparc.c (arith_4096_operand): Fix error in last change.
3192 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
3194 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
3197 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
3199 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
3202 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
3204 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
3206 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
3208 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
3209 removed; fix return value.
3210 * combine.c (combine_instructions): Dirtify blocks where we failed to
3211 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
3212 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
3214 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3216 * gcse.c (insert_insn_end_bb): Fix typo in last change.
3218 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
3220 * recog.c (peephole2_optimize): Re-distribute EH edges.
3222 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
3224 * expr.c (expand_expr): Use unsave lang hook.
3225 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
3226 (LANG_HOOKS_INITIALIZER): Update.
3227 * langhooks.h (struct lang_hooks): New hook unsave.
3228 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
3229 (unsave_expr_1): Remove unused lang_unsave_expr_now.
3230 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
3231 (unsave_expr_now): Remove.
3232 * tree.h (unsave_expr_now, lang_unsave,
3233 lang_unsave_expr_now): Remove.
3236 2002-03-08 Andreas Jaeger <aj@suse.de>
3238 * flow.c (propagate_block_delete_insn): Remove unused variable.
3240 2002-03-08 Kazu Hirata <kazu@hxi.com>
3242 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
3243 insn length for memory load/store.
3245 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
3247 * doc/install.texi (--with-libiconv-prefix): Document.
3249 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
3251 * doc/sourcebuild.texi: Fix typo.
3253 2002-03-08 Jakub Jelinek <jakub@redhat.com>
3256 * builtins.c (std_expand_builtin_va_arg): Do all computations on
3259 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3261 * rtl.c (copy_most_rtx): Move from here ...
3262 * emit-rtl.c (copy_most_rtx): ... to here.
3264 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
3266 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
3267 SUBTARGET_CPP_SIZE_SPEC.
3268 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
3270 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
3272 2002-03-07 Matt Hiller <hiller@redhat.com>
3274 * gensupport.c (first_dir_md_include): Renamed from include;
3275 change all references.
3276 (last_dir_md_include): Renamed from last_include; change all
3278 (init_md_reader): Unconditionally initialize base_dir whether or
3279 not filename is a relative path.
3281 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
3283 * config/fp-bit.c (_unord_f2): Compile it in even if
3284 US_SOFTWARE_GOFAST is enabled.
3286 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
3287 NULL_RTX. Set all HFmode operations as NULL_RTX.
3288 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
3289 NULL_RTX, try reversing the comparison and the operands.
3291 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
3293 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
3294 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
3297 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
3299 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
3301 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
3303 * basic-block.h (fixup_abnormal_edges): Declare.
3304 * reload1.c (fixup_abnormal_edges): New function.
3305 * reg-stack.c (convert_regs): Use it.
3307 * gcse.c (insert_insn_end_bb): Handle trapping insns.
3309 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
3311 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
3313 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
3314 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
3315 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
3316 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
3317 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
3318 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
3319 unless x and y could be infinite.
3320 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
3321 Check that the common type of both arguments is a real, even for
3322 targets without unordered comparisons. Allow an integer argument
3323 to be compared against a real.
3324 (expand_tree_builtin): Use expand_unordered_cmp.
3325 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
3326 * cse.c (fold_rtx): Likewise. Fix indentation.
3327 * fold-const.c (fold_real_zero_addition_p): New.
3328 (fold): Use it, and the new HONOR_... macros.
3329 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
3330 * jump.c (reversed_comparison_code_parts): After searching for
3331 the true comparison mode, use HONOR_NANS to decide whether it
3332 can be safely reversed.
3333 (reverse_condition_maybe_unordered): Remove IEEE check.
3334 * simplify-rtx.c (simplify_binary_operation): Use the new macros
3335 to decide which simplifications are valid. Allow the following
3336 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
3337 and (a - -b) to (a + b).
3338 (simplify_relational_operation): Use HONOR_NANS.
3339 * doc/tm.texi: Document the MODE_HAS_... macros.
3341 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
3343 * combine.c (simplify_comparison): If simplifying a logical shift
3344 right and compare with constant, force the comparison to unsigned.
3346 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
3348 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
3350 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
3352 (alt_reg_names): Remove % for vrsave.
3354 2002-03-06 Richard Henderson <rth@redhat.com>
3356 PR optimization/5844
3357 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
3358 if used indicates we've already emitted one copy of an operand.
3359 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
3360 (gen_split): Supply a non-null used.
3362 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
3364 * reload1.c (reload): Unshare all rtl after reload is done.
3366 * simplify-rtx.c (simplify_plus_minus): Do not abort,
3367 but simply fail if the expression is too complex to simplify.
3368 (simplify_gen_binary): Handle simplify_plus_minus failures.
3370 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
3372 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
3373 consistently call delete_trivially_dead_insns after CSE and GCSE;
3374 fix DFI_life dumping; do jump threading after liveness; do crossjumping
3375 after liveness2; update comment in last crossjumping.
3376 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
3378 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
3380 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
3381 after completing fast dead code elimination.
3383 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
3386 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
3388 * version.c: Fix misplaced leading blanks on first line.
3390 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
3392 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
3394 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
3396 * cfgcleanup.c (mentions_nonequal_regs): New function.
3397 (thread_jump): Use it.
3398 * toplev.c (rest_of_compilation): Run jump threading after
3401 2002-03-06 Jakub Jelinek <jakub@redhat.com>
3403 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
3406 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
3408 * predict.c (estimate_bb_frequencies): Do not reload the
3409 frequencies from notes.
3411 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
3413 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
3414 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
3416 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
3417 delete_noop_moves): Return indeger.
3418 * flow.c (ndead): New variable.
3419 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
3420 BB argument; update callers.
3421 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
3422 (life_analysis): Do not call purge_all_dead_edges.
3423 (update_life_info): Return number of deleted insns; print statistics.
3424 (update_life_info_in_dirty_blocks): likewise.
3425 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
3426 return number of insns deleted.
3428 * cse.c: Include timevar.h
3429 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
3430 iterate until stabilizes; print statistics; return number of killed
3432 * Makefile.in: (cse.o): Add timevar.h dependency
3433 * rtl.h (delete_trivially_dead_insns): New.
3434 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
3435 * toplev.c (rest_of_compilation): Update callers.
3437 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
3438 (try_optimize_cfg): Do not update liveness.
3439 (cleanup-cfg): Loop until try_optimize_cfg and dead code
3440 removal stabilizes; use delete_trivially_dead_insns.
3442 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
3444 2002-03-05 Zack Weinberg <zack@codesourcery.com>
3446 * cppmain.c (setup_callbacks): Disable #pragma and #ident
3447 callbacks when processing assembly language.
3449 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3451 * pa.h (ASM_FILE_END): Define.
3452 * som.h (ASM_FILE_END): Delete.
3454 * pa.c (function_arg): Don't pass floats in general registers in
3455 indirect calls if TARGET_ELF32.
3457 2002-03-05 Richard Henderson <rth@redhat.com>
3459 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
3461 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
3463 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
3465 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3467 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
3468 -r command line. Don't hide any symbols if not building
3471 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
3473 * cfg.c (dump_flow_info): Warn about profile mismatches.
3474 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
3475 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
3477 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3479 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
3480 wide volatile memory by parts.
3482 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3484 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
3487 2002-03-05 Richard Henderson <rth@redhat.com>
3489 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
3491 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
3493 * toplev.c (documented_lang_options): Document more
3494 language-specific options.
3495 * doc/invoke.texi (Warning Options): Correct documentation for
3496 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
3497 * c-decl.c (c_decode_option): Use a table to handle warning options.
3499 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
3501 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
3502 parameter to mmix_encode_section_info.
3503 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
3504 relocatably. Always produce ELF, not mmo if linking relocatably.
3505 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
3506 first is non-zero, don't add symbol prefix.
3507 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
3508 prototype accordingly.
3510 2002-03-04 Krister Walfridsson <cato@df.lth.se>
3512 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
3514 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
3516 * configure.in: Increase required makeinfo version to 4.1.
3517 * configure: Regenerate.
3519 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
3521 * .cvsignore: Remove *.info* and genrtl*; these files are generated
3524 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
3526 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
3527 * doc/invoke.texi: Fix @math uses.
3529 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
3531 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
3534 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
3536 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
3537 (powerpc-*-eabisimaltivec*): Same.
3539 * config/rs6000/t-ppcendian: New.
3541 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3543 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
3544 nonimmediate_src_operand and nonimmediate_lsrc_operand to
3545 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
3547 2002-03-03 Richard Henderson <rth@redhat.com>
3549 * toplev.c (rest_of_decl_compilation): Revert last two changes.
3551 2002-03-03 Zack Weinberg <zack@codesourcery.com>
3553 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
3554 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
3555 tree.c, config/m68k/m68k.c:
3556 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
3557 REAL_ARITHMETIC blocks unconditional. Delete some further
3558 #ifdef blocks predicated on REAL_ARITHMETIC.
3559 * flags.h, toplev.c: Delete remaining references to
3562 * doc/invoke.texi: Remove documentation of -fpretend-float.
3563 * doc/tm.texi: Describe the various REAL_* macros as provided by
3564 real.h, not by the target configuration files.
3566 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
3567 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
3568 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
3569 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
3570 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
3571 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
3572 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
3573 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
3574 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
3575 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
3576 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
3577 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
3578 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
3579 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
3580 config/xtensa/xtensa.h:
3581 Do not define, undefine, or mention in comments any of
3582 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
3583 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
3584 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
3585 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
3586 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
3587 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
3588 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
3589 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
3590 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
3592 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3594 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
3595 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
3596 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
3597 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
3598 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
3599 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
3601 * defaults.h (BITS_PER_WORD): Define.
3602 * doc/tm.texi (BITS_PER_WORD): Document default value.
3604 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
3605 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
3606 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
3608 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3610 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
3611 lieu of explicit sizeof/sizeof.
3612 * i386.c (override_options, ix86_init_mmx_sse_builtins,
3613 ix86_expand_builtin): Likewise.
3614 * mips.c (mips_add_gc_roots): Likewise.
3615 * mmix.c (mmix_output_condition): Likewise.
3616 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
3617 altivec_init_builtins): Likewise.
3618 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
3619 * cppexp.c (Nsuff, parse_number): Likewise.
3620 * cppinit.c (builtin_array_end): Likewise.
3621 * gcc.c (n_default_compilers, process_command): Likewise.
3622 * genpreds.c (output_predicate_decls): Likewise.
3623 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
3624 * lcm.c (N_ENTITIES): Likewise.
3625 * stor-layout.c (set_sizetype): Likewise.
3627 2002-03-03 Richard Henderson <rth@redhat.com>
3629 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
3630 for types or labels.
3632 2002-03-03 Richard Henderson <rth@redhat.com>
3634 * c-decl.c (start_decl): Initialized variables are not common.
3636 2002-03-02 Per Bothner <per@bothner.com>
3638 * gcc.c (option_map): Suport new --bootclasspath option.
3639 --CLASSPATH is now just an alias for --classpath.
3641 2002-03-02 Richard Henderson <rth@redhat.com>
3643 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
3644 load if "internal" visibility.
3645 * doc/extend.texi: Document visibility meanings.
3647 2002-03-02 Richard Henderson <rth@redhat.com>
3649 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
3650 to functions as well.
3652 2002-03-02 Richard Henderson <rth@redhat.com>
3654 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
3655 (handle_visibility_attribute): Don't call assemble_visibility.
3656 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
3657 without asmspec. Invoke assemble_alias when needed.
3658 * varasm.c (maybe_assemble_visibility): New.
3659 (assemble_start_function, assemble_variable, assemble_alias): Use it.
3661 2002-03-02 Richard Henderson <rth@redhat.com>
3663 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
3664 invoke ENCODE_SECTION_INFO with first call flag.
3666 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
3667 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
3668 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
3669 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
3670 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
3671 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
3672 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
3673 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
3674 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
3675 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
3676 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
3677 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
3678 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
3679 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
3680 config/mcore/mcore-protos.h, config/mcore/mcore.c,
3681 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
3682 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
3683 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
3684 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
3685 config/sh/sh.h, config/sparc/sparc.h,
3686 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
3687 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
3688 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
3689 FIRST argument. As needed, examine it and do nothing.
3691 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
3692 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
3693 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
3695 * config/arm/t-pe (pe.o): Add dependencies.
3697 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3699 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
3700 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
3701 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
3702 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
3703 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
3704 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
3705 * defaults.h (BITS_PER_UNIT): Define.
3706 * doc/tm.texi (BITS_PER_UNIT): Document default value.
3708 2002-03-02 Kazu Hirata <kazu@hxi.com>
3710 * config/h8300/h8300-protos.h: Add a prototype for
3711 compute_a_shift_length.
3712 * config/h8300/h8300.c (h8300_asm_insn_count): New.
3713 (compute_a_shift_length): Likewise.
3714 (h8300_adjust_insn_length): Do not adjust insn length of shift
3716 * config/h8300/h8300.md (anonymous shift patterns): Use
3717 compute_a_shift_length.
3719 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3721 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
3724 * emit-rtl.c (offset_address): Call update_temp_slot_address.
3726 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3728 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
3729 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
3730 * flags.h (flag_zero_initialized_in_bss): Declare.
3731 * toplev.c (flag_zero_initialized_in_bss): New flag.
3732 (lang_independent_options): Add flag_zero_initialized_in_bss.
3733 * tree.c (initializer_zerop): New function.
3734 * tree.h (initializer_zerop): Declare.
3735 * varasm.c (assemble_variable): If we can emit bss, put zero
3736 initializers in the bss section.
3738 2002-03-02 Alan Modra <amodra@bigpond.net.au>
3740 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
3741 like more than one symbol per .weak directive.
3743 2002-03-01 Richard Henderson <rth@redhat.com>
3745 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
3746 adjust argument_pointer by pretend_args_size.
3747 (ia64_va_start): Adjust va_start address by -pretend_args_size.
3749 2002-03-01 Kazu Hirata <kazu@hxi.com>
3751 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
3753 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
3755 * toplev.c (rest_of_compilation): Delete dead jumptables before
3757 * flow.c (delete_dead_jumptables): Make global.
3758 * rtl.h (delete_dead_jumptables): Declare.
3760 2002-03-01 David Edelsohn <edelsohn@gnu.org>
3762 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
3763 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
3764 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
3766 2002-03-01 Kazu Hirata <kazu@hxi.com>
3768 * config/h8300/h8300-protos.h: Fix formatting.
3769 * config/h8300/h8300.c: Likewise.
3770 * config/h8300/h8300.h: Likewise.
3772 2002-03-01 Kazu Hirata <kazu@hxi.com>
3774 * config/h8300/h8300.c (print_operand): Support 16-bit
3776 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
3778 2002-02-28 Richard Henderson <rth@redhat.com>
3780 * expmed.c (store_bit_field): Prevent generation of CONCATs;
3781 pun complex values as integers; use gen_lowpart instead of
3783 (extract_bit_field): Likewise.
3785 2002-03-01 Alan Modra <amodra@bigpond.net.au>
3786 David Edelsohn <edelsohn@gnu.org>
3788 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
3789 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
3790 (SUPPORTS_WEAK): Likewise.
3791 * output.h (add_weak): Add tree param.
3792 * varasm.c (add_weak): Likewise. Save decl.
3793 (struct weak_syms): Add decl field.
3794 (mark_weak_decls): New function.
3795 (init_varasm_once): ggc_add_root mark_weak_decls.
3796 (assemble_start_function): Use ASM_WEAKEN_DECL.
3797 (assemble_variable): Likewise.
3798 (assemble_alias): Likewise.
3799 (declare_weak): Pass decl to add_weak.
3800 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
3801 (remove_from_pending_weak_list): Declare and define for
3803 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
3804 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
3805 * defaults.h (SUPPORTS_WEAK): Likewise.
3806 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
3807 .weak for code sym. Do emit .size for descriptor sym.
3808 (ASM_DECLARE_FUNCTION_SIZE): Define.
3809 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
3810 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
3811 .lglobl unless TARGET_XCOFF. Formatting fixes.
3812 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
3814 (HANDLE_PRAGMA_WEAK): Remove.
3815 (ASM_WEAKEN_LABEL): Remove.
3816 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
3818 2002-03-01 Jason Merrill <jason@redhat.com>
3820 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
3821 (TARGET_EXPR_CLEANUP): New macro.
3823 2002-02-28 Steve Ellcey <sje@cup.hp.com>
3825 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
3826 to take ptr_extend into account as third type of extension.
3827 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
3828 fields used by SUBREG_PROMOTED_UNSIGNED_P.
3829 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
3830 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
3831 * calls.c (precompute_arguments): Use new macro.
3832 (expand_call): Ditto.
3833 * combine.c (nonzero_bits): Ditto.
3834 (record_promoted_value): Ditto.
3835 * expr.c (store_expr): Ditto.
3836 (expand_expr): Ditto.
3837 * function.c (assign_parms): Ditto.
3839 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
3841 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
3842 override -shared and -shared-libgcc.
3844 2002-02-28 David O'Brien <obrien@FreeBSD.org>
3846 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
3848 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
3851 2002-02-28 Richard Henderson <rth@redhat.com>
3853 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
3854 4 cycle latency from MM producers.
3855 (ia64_internal_sched_reorder): Likewise with pipeline flush.
3857 2002-02-28 Jakub Jelinek <jakub@redhat.com>
3859 * mklibgcc.in: Don't use GNU make extension.
3861 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
3863 * c-parse.in (STATIC): New terminal.
3864 (scspec): New non-terminal. Update productions accordingly.
3865 (program): Remove bogus ifc / end ifc.
3866 (array_declarator): Simplify production using STATIC.
3868 2002-02-28 Jim Meyering <meyering@lucent.com>
3870 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
3871 \a still means TARGET_BELL.
3873 2002-02-28 Richard Henderson <rth@redhat.com>
3875 * haifa-sched.c (sched_emit_insn): New.
3876 (schedule_block): Use last_scheduled_insn to track last insn.
3877 * sched-int.h (sched_emit_insn): Prototype.
3878 * config/ia64/ia64.c (last_issued): Remove.
3879 (ia64_variable_issue): Don't set it.
3880 (nop_cycles_until): Use sched_emit_insn.
3882 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
3884 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
3887 2002-02-28 Kazu Hirata <kazu@hxi.com>
3889 * config/h8300/h8300.c: Fix formatting.
3890 * config/h8300/h8300.h: Likewise.
3892 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
3894 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
3895 which may overwrite the high byte of the frame pointer.
3897 2002-02-28 Bo Thorsen <bo@suse.de>
3899 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
3900 (STARTFILE_SPEC): Add 64 bit files.
3901 (ENDFILE_SPEC): Likewise.
3903 2002-02-28 Jason Merrill <jason@redhat.com>
3905 * c-decl.c (finish_function): Only warn about missing return
3906 statement with -Wreturn-type.
3908 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
3910 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
3912 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
3913 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
3915 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
3917 * basic-block.h (BB_REACHABLE): Renumber.
3918 (BB_DIRTY, BB_NEW): New flags.
3919 (clear_bb_flags): Declare.
3920 (update_life_info_in_dirty_blocks): Declare.
3921 * cfg.c (clear_bb_flags): New function.
3922 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
3923 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
3924 reorder_insns, emit_insn_after): Mark block as dirty.
3925 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
3926 (update_life_info_in_dirty_blocks): New function.
3927 * recog.c (apply_change_group): Dirtify block.
3929 * cse.c (cse_insn): Reorder emitting of jump insn to keep
3931 * gcse.c (delete_null_pointer_checks): Likewise.
3933 * toplev.c (dump_file_index): Move cse2 after bp,
3935 (dump_file_info): Similary.
3936 (rest_of_compilation): Avoid most of CFG rebuilds;
3937 do first if converision after null pointer checks, do cse2
3938 after branch prediction; avoid full liveness rebuild after
3939 initializing subregs.
3940 * invoke.texi (-d options): Document -du, renumber.
3942 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
3943 (notice_new_block): Do not set BB_UPDATE_LIFE.
3944 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
3945 merge_blocks_move_successor_nojumps, merge_blocks,
3946 try_crossjump_to_edge): Likewise.
3947 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
3948 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
3949 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
3950 (merge_of_block): Do not use life_data_ok.
3951 (find_if_case_1): Do not use SET_UPDATE_LIFE.
3952 (if_convert): Use BB_DIRTY mechanizm to update life.
3953 * lcm.c (optimize_mode_switching): Update
3954 update_life_info_in_dirty_blocks
3956 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
3958 * Makefile.in (integrate.o): Update.
3959 * c-decl.c (copy_lang_decl): Rename.
3960 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
3961 * integrate.c: Include langhooks.h.
3962 (copy_decl_for_inlining): Update to use langhook.
3963 * langhooks-def.h (lhd_do_nothing_t,
3964 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
3965 (LANG_HOOKS_INITIALIZER): Update.
3966 * langhooks.c (lhd_do_nothing_t): New.
3967 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
3968 * tree.h (copy_lang_decl): Remove.
3970 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
3972 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
3974 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
3975 POST_DEC, and POST_MODIFY.
3977 2002-02-27 Zack Weinberg <zack@codesourcery.com>
3979 * c-typeck.c (digest_init): Remove unused parameter; all
3982 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
3984 * expmed.c (expand_shift): Correctly test for low part of a
3987 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
3989 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
3990 insn UIDs with insn addresses.
3992 2002-02-27 Zack Weinberg <zack@codesourcery.com>
3994 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
3995 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
3996 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
3997 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
3998 gcc.c, toplev.c: Delete code implementing -traditional mode.
4000 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
4001 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
4002 Document removal of -traditional mode for compilation, and
4003 remove documentation only relevant to that mode.
4005 * config/nextstep.h, config/ptx4.h, config/svr4.h,
4006 config/convex/convex.h, config/d30v/d30v.h,
4007 config/i386/dgux.h, config/i386/osf1elf.h,
4008 config/i386/osfelf.h, config/i386/osfrose.h,
4009 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
4010 config/m68k/hp310.h, config/m88k/dgux.h,
4011 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
4012 config/m88k/m88k.h, config/m88k/openbsd.h,
4013 config/mips/abi64.h, config/mips/osfrose.h,
4014 config/mips/svr4-5.h, config/mips/svr4-t.h,
4015 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
4016 config/stormy16/stormy16.h: Remove all references to
4017 -traditional from target specs. Delete all mention of the
4018 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
4019 delete a couple of commented-out definitions of
4020 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
4023 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
4024 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
4026 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4028 * mklibgcc.in: Don't use \n in a line subject to
4029 interpretation by echo.
4031 2002-02-27 Graham Stott <grahams@redhat.com>
4033 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
4036 * loop.c (prescan_loop): Handle PARALLEL.
4038 * unroll.c (loop_iterations): Return 0 if the add_val for
4041 * final.c (output_operand_lossage): Constify PFX_STR.
4043 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
4045 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
4047 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
4048 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
4050 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
4052 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
4054 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
4056 * cpplex.c (_cpp_lex_token): Handle directives in macro
4058 * cpplib.c (_cpp_handle_directive): Save and restore state
4059 if parsing macro args when entering a directive.
4060 * cppmacro.c (collect_args): No need to handle directives
4062 (enter_macro_context, replace_args): Use the original macro
4063 definition in case it was redefined whilst collecting arguments.
4067 2002-02-26 David Edelsohn <edelsohn@gnu.org>
4069 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
4070 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
4071 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
4073 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
4074 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
4075 (load_toc_v4_PIC_2): Same.
4077 2002-02-26 Alan Modra <amodra@bigpond.net.au>
4079 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
4081 2002-02-26 Richard Henderson <rth@redhat.com>
4083 * config/alpha/alpha.md (ashldi_se): Re-enable.
4085 2002-02-26 Richard Henderson <rth@redhat.com>
4087 * config/alpha/alpha.c (alpha_encode_section_info): Examine
4088 MODULE_LOCAL_P; improve commentary.
4090 2002-02-26 Zack Weinberg <zack@codesourcery.com>
4092 * doc/cpp.texi: Clarify documentation of relationship between
4095 2002-02-26 Kazu Hirata <kazu@hxi.com>
4097 * config/h8300/h8300-protos.h: Update the prototype for
4098 compute_logical_op_length. Add the prototype for
4099 compute_logical_op_cc.
4100 * config/h8300/h8300.c (compute_logical_op_length): Figure out
4102 (compute_logical_op_cc): New.
4103 * config/h8300/h8300.md: Combine all the logical op patterns
4104 in HImode and SImode. Use compute_logical_op_cc.
4106 2002-02-26 Kelley Cook <kelleycook@comcast.net>
4108 * config/i386/i386.c (print_operand): Don't append ATT-style
4109 length suffixs to x87 opcodes when in Intel mode.
4111 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
4113 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
4114 (init_emit_once): Update calls.
4115 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
4116 (init_syntax_once): Prototype.
4118 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
4120 * pa-linux.h (LIB_SPEC): Update definition.
4121 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
4123 2002-02-26 Richard Henderson <rth@redhat.com>
4125 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
4126 if we emitted a stop bit.
4128 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4130 * configure.in (libgcc_visibility): Substitute.
4131 * configure: Rebuilt.
4132 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
4133 defined symbols .hidden.
4135 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4137 * attribs.c (c_common_attribute_table): Add visibility.
4138 (handle_visibility_attribute): New function.
4139 * varasm.c (assemble_visibility): New function.
4140 * output.h (assemble_visibility): Add prototype.
4141 * tree.h (MODULE_LOCAL_P): Define.
4142 * crtstuff.c (__dso_handle): Use visibility attribute.
4143 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
4144 for MODULE_LOCAL_P symbols too.
4145 * config/ia64/ia64.c (ia64_encode_section_info): Handle
4146 MODULE_LOCAL_P symbols the same way as local symbols.
4147 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
4148 into .sdata/.sbss by the user.
4149 * doc/extend.texi (Function Attributes): Document visibility
4152 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4155 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
4156 STRING_CST initializer spanning the whole variable without
4158 If expand_expr returned MEM, don't use it.
4160 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
4162 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
4163 generate a die for the lexical block.
4165 2002-02-26 Kazu Hirata <kazu@hxi.com>
4167 * config/h8300/h8300-protos.h: Add a prototype for
4168 compute_logical_op_length.
4169 * config/h8300/h8300.c (compute_logical_op_length): New.
4170 * config/h8300/h8300.md (anonymous logical patterns): Use
4171 compute_logical_op_length for length.
4173 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4175 * dwarf2out.c (modified_type_die): Do not call type_main_variant
4177 (gen_type_die): Same.
4179 * attribs.c (handle_vector_size_attribute): Set debug information.
4181 2002-02-26 Daniel Egger <degger@fhm.edu>
4183 * config/rs6000/rs6000.md: Swap define_insn attributes to
4184 fix incorrect generation of merge high instructions instead
4187 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4189 * c-typeck.c (really_start_incremental_init): Use
4190 bitsize_zero_node for vectors.
4192 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4194 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
4195 ("*set_vrsave_internal"): Same.
4197 2002-02-25 Richard Henderson <rth@redhat.com>
4199 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
4200 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
4202 2002-02-25 Jakub Jelinek <jakub@redhat.com>
4205 * config/i386/i386.c (ix86_return_pops_args): Only pop
4206 fake structure return argument if it was passed on the stack.
4208 2002-02-25 Jason Merrill <jason@redhat.com>
4210 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
4213 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
4215 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
4216 link with shared_name only.
4217 * doc/invoke.texi (Link Options): Document new behavior.
4219 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
4221 * c-typeck.c (push_init_level): Handle vectors.
4223 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
4225 * config/sparc/sparc.c (const64_high_operand): Zero-extend
4226 operands of SPARC_SETHI_P.
4227 (input_operand): Likewise.
4228 (sparc_emit_set_const32): Likewise.
4229 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
4230 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
4231 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
4232 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
4233 (movdi_insn_sp64_vis): Likewise.
4234 (movdi split, movdf split): Use SETHI32.
4235 * doc/md.texi: Document SPARC constraints L, M and N.
4237 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
4239 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
4240 ("*set_vrsave_internal"): use mfspr for Darwin.
4242 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
4243 gen_get_vrsave_internal.
4245 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4247 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
4249 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
4251 * cpplex.c (cpp_interpret_charconst): Get signedness or
4252 otherwise of wide character constants correct.
4253 * cppexp.c (lex): Get signedness of wide charconsts correct.
4255 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4257 * optabs.c (widen_operand): Only call convert_modes for
4258 promoted SUBREG if signedness matches.
4259 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
4261 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4263 * cpplib.c (glue_header_name): Use local buffer to build up
4266 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4268 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
4270 2002-02-23 Kazu Hirata <kazu@hxi.com>
4272 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
4273 H8/300[HS] separately.
4274 * config/h8300/h8300.md: Remove the early clobber constraint
4275 from bit field patterns.
4277 2002-02-23 Kazu Hirata <kazu@hxi.com>
4279 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
4281 (mulhisi3): Likewise.
4282 (umulqisi3): Likewise.
4283 (umulhisi3): Likewise.
4285 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4287 * cppinit.c (output_deps): Correct test for stdout output.
4288 (init_dependency_output): Cure warning.
4290 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4292 * expr.c (store_expr): When converting expression to promoted
4293 equivalent type, allow using SUBREG_REG of TARGET as the target
4294 of the expansion of EXP.
4295 * loop.c (basic_induction_var, case SUBREG): Always look inside.
4296 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
4297 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
4298 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
4299 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
4301 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
4303 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
4304 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
4305 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
4307 2002-02-23 Jakub Jelinek <jakub@redhat.com>
4309 PR optimization/5747
4310 * loop.c (scan_loop): Update reg info if move_movables created new
4313 2002-02-23 David Edelsohn <edelsohn@gnu.org>
4315 * gcc.c (init_gcc_spec): Revert last change.
4317 2002-02-23 David Edelsohn <edelsohn@gnu.org>
4319 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
4320 gpc_reg_operand constraint.
4322 2002-02-23 Alan Modra <amodra@bigpond.net.au>
4324 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
4325 Simplify comparison of `low'.
4326 (add_operand): Fix formatting.
4327 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
4328 (mask_operand): Disallow mask to wrap in 64-bit mode.
4329 (rs6000_stack_info): Remove redundant test setting push_p.
4330 (output_toc): Fix formatting.
4331 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
4332 cc_reg_not_cr0_operand constraint.
4333 (booldi3, boolcdi3 splitters): Same.
4335 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
4337 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
4339 2002-02-22 David Edelsohn <edelsohn@gnu.org>
4341 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
4342 gcc invoked with -shared-libgcc.
4344 2002-02-22 Jakub Jelinek <jakub@redhat.com>
4347 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
4348 decl if any of elements was TREE_USED.
4350 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
4352 * config/sparc/sol2.h: Don't include sys/mman.h.
4353 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
4354 (arith_4096_operand): Don't throw high bits away.
4355 (const64_operand): Take sign extension of CONST_INTs into account.
4356 (const64_high_operand, sparc_emit_set_const32): Likewise.
4357 (GEN_HIGHINT64): Likewise.
4358 (sparc_emit_set_const64_quick1): Likewise.
4359 (const64_is_2insns): Likewise.
4360 (print_operand): Use trunc_int_for_mode for sign extension.
4361 * config/sparc/sparc.h (SMALL_INT32): Likewise.
4362 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
4363 chars. Assume CONST_INT is already properly sign-extended.
4364 (movdi split): Sign-extend each SImode part.
4365 (andsi3 split): Don't mask high bits off, so that result
4366 remains properly sign-extend.
4367 (iorsi3 split): Likewise.
4368 (xorsi3 split): Likewise.
4370 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
4372 * fold-const.c (fold): Fix typo in comments.
4374 2002-02-21 Diego Novillo <dnovillo@redhat.com>
4376 * Makefile.in (langhooks.o): Update dependencies.
4378 2002-02-21 Diego Novillo <dnovillo@redhat.com>
4380 * langhooks.c: Include flags.h.
4382 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
4384 * testsuite/gcc.dg/attr-alwaysinline.c: New.
4386 * c-common.c (c_common_post_options): Set inline trees by
4389 * doc/extend.texi (Function Attributes): Document always_inline
4391 Update documentation about inlining when not optimizing.
4393 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
4395 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
4396 unless DECL_ALWAYS_INLINE.
4398 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
4399 unless DECL_ALWAYS_INLINE.
4400 (c_disregard_inline_limits): Disregard if always_inline set.
4402 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
4403 Disregard if always_inline set.
4404 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
4405 unless DECL_ALWAYS_INLINE.
4407 * attribs.c (handle_always_inline_attribute): New.
4408 (c_common_attribute_table): Add always_inline.
4410 * config/rs6000/altivec.h: Add prototypes for builtins
4411 requiring the always_inline attribute.
4413 2002-02-21 Eric Christopher <echristo@redhat.com>
4415 * expmed.c (store_bit_field): Try to simplify the subreg
4416 before generating a new one when when the mode size of
4417 value is less than maxmode.
4419 2002-02-21 Richard Henderson <rth@redhat.com>
4421 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
4422 than gen_rtx_PLUS to form the sum.
4423 * explow.c (force_reg): Rearrange to not allocate new pseudo
4424 when force_operand returns a register.
4425 * expr.c (expand_assignment): Allow offset_rtx expansion to
4426 return a sum. Do not force addresses into registers.
4427 (expand_expr): Likewise.
4428 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
4429 to canonicalize arithmetic that didn't simpify.
4430 (simplify_plus_minus): New argument force; update
4431 all callers. Don't split CONST unless we can do something with it,
4432 and wouldn't lose the constness of the operands.
4434 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
4435 that we generated earlier.
4437 2002-02-21 Tom Tromey <tromey@redhat.com>
4439 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4440 (output_line_info): Use constant `1', with a long explanatory
4442 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
4444 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
4446 * jump.c (redirect_jump): If old label has no UID, don't try to
4449 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
4451 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
4452 If input is constant, do shifts at compile time.
4454 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
4456 * doc/extend.texi: Fix some more overfull hboxes.
4458 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4460 PR optimization/4994
4461 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
4464 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4467 * expr.h (expand_and): Add mode argument.
4468 * expmed.c (expand_and): Add mode argument.
4469 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
4470 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
4471 * except.c (expand_builtin_extract_return_addr): Likewise.
4472 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4473 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
4474 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
4475 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
4476 * config/c4x/c4x.md: Use GEN_INT (x) instead of
4477 gen_rtx (CONST_INT, VOIDmode, x).
4479 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4482 * stmt.c (warn_if_unused_value): Move side effects test once more.
4484 2002-02-20 Torbjorn Granlund <tege@swox.com>
4486 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
4487 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
4489 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
4491 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
4492 SUBREG or ZERO_EXTEND.
4494 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
4496 * sh.h (current_function_anonymous_args): Remove.
4497 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
4498 of current_function_varargs and current_function_stdarg is set.
4499 * sh.c (sh_expand_prologue): Check current_function_varargs /
4500 current_function_stdarg / TARGET_SH5 instead of
4501 current_function_anonymous_args.
4503 * sh64.h (TARGET_VERSION): Define.
4505 2002-02-20 David Edelsohn <edelsohn@gnu.org>
4507 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
4508 VRSAVE_REGNO on TARGET_ALTIVEC.
4510 2002-02-20 Alan Modra <amodra@bigpond.net.au>
4512 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
4513 bits of SImode const_int.
4514 (includes_rshift_p): Likewise.
4515 (print_operand): Call mask_operand and mask64_operand with correct
4517 (rs6000_output_function_epilogue): Pad traceback table to word.
4518 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
4519 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
4520 mask64_operand with correct mode.
4521 (FUNCTION_ARG_REGNO_P): Correct parentheses.
4523 2002-02-20 Jakub Jelinek <jakub@redhat.com>
4526 * varasm.c (get_pool_constant_mark): New.
4527 * rtl.h (get_pool_constant_mark): Add prototype.
4528 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
4529 be represented if it has not been output.
4531 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
4533 * combine.c (do_SUBST): Sanity check substitutions of
4534 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
4535 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
4536 CONST_INT into its operand.
4537 (known_cond): Likewise, for ZERO_EXTEND.
4538 * simplify-rtx.c (simplify_unary_operation): Fix condition to
4539 allow for simplification of wide modes. Reject CONST_INTs in
4540 ZERO_EXTEND when their actual mode is not given.
4542 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
4544 * c-decl.c (pushdecl): If no global declaration is found for an
4545 extern declaration in block scope, try a limbo one.
4547 2002-02-20 Jakub Jelinek <jakub@redhat.com>
4550 * c-common.c (pointer_int_sum): Moved from...
4551 * c-typeck.c (pointer_int_sum): ...here.
4552 * c-common.h (pointer_int_sum): Add prototype.
4554 2002-02-20 Jakub Jelinek <jakub@redhat.com>
4557 * c-decl.c (duplicate_decls): Return 0 if issued error about
4560 2002-02-20 Roger Sayle <roger@eyesopen.com>
4561 Jakub Jelinek <jakub@redhat.com>
4564 * tree.c (host_integerp): Ensure that the constant integer is
4565 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
4566 when pos is zero or non-zero respectively. Clarify comment.
4567 * c-format.c (check_format_info_recurse): Fix host_integerp
4568 usage; the pos argument should be zero when assigning to a
4569 signed HOST_WIDE_INT.
4571 2002-02-20 Richard Henderson <rth@redhat.com>
4573 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
4574 of the operand, rather than assuming TImode.
4575 (ix86_expand_binop_builtin): Cope with commutative patterns
4576 using nonimmediate_operand for both operands.
4577 (ix86_expand_timode_binop_builtin): Likewise.
4578 (ix86_expand_store_builtin): Validate operand 1.
4579 (ix86_expand_unop1_builtin): Likewise.
4581 2002-02-20 Philip Blundell <philb@gnu.org>
4584 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
4586 2002-02-20 Richard Henderson <rth@redhat.com>
4589 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
4591 2002-02-20 Tom Tromey <tromey@redhat.com>
4593 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4594 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4595 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4596 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4597 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
4600 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
4602 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
4603 for (const_int 0) in X not just INTVAL.
4605 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
4607 * doc/extend.texi: Avoid or reduce overfull hboxes.
4609 2002-02-20 Diego Novillo <dnovillo@redhat.com>
4611 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
4612 operations if the field does not start at a mode boundary.
4614 2001-02-20 Joel Sherrill <joel@OARcorp.com>
4616 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
4617 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
4618 Also done for -Acpu and -Amachine.
4620 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
4622 * cppinit.c (init_dependency_output): Take deps output file
4623 from -o if none given with -MF. Suppress normal output.
4624 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
4625 * doc/cpp.texi, doc/invoke.texi: Update.
4627 2002-02-19 Zack Weinberg <zack@codesourcery.com>
4629 * toplev.c (output_quoted_string): Write unprintable
4630 characters with octal escapes.
4632 2002-02-19 David Edelsohn <edelsohn@gnu.org>
4634 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
4635 really_call_used[VRSAVE_REGNO] if not Altivec.
4637 2002-02-19 Alan Modra <amodra@bigpond.net.au>
4639 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
4641 (constant_pool_expr_1): Fix formatting.
4642 (rs6000_legitimize_reload_address): Likewise.
4644 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4646 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
4647 now that we have one.
4649 2002-02-19 Zack Weinberg <zack@codesourcery.com>
4651 * tree.h (struct tree_common): Remove aux. Add unused_0 at
4652 end of first block of bitfields (which was only seven bits);
4653 rename dummy to unused_1; remove comment which is no longer true.
4655 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
4657 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
4659 2002-02-19 Philip Blundell <pb@nexus.co.uk>
4662 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
4666 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
4667 arm_is_longcall_p rather than inspecting call-type cookie
4669 (call_value_insn) [TARGET_THUMB]: Likewise.
4671 2002-02-19 Graham Stott <grahams@redhat.com>
4673 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
4675 2002-02-19 David Edelsohn <edelsohn@gnu.org>
4677 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
4678 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
4679 (FP_SAVE_INLINE): Delete.
4681 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
4682 * config/rs6000/eabi.asm: Remove ABI save restore routines.
4683 * config/rs6000/t-ppccomm: Build crtsavres.o.
4684 * config/rs6000/crtsavres.asm: New file.
4686 2002-02-19 Philip Blundell <philb@gnu.org>
4688 * config/arm/arm.c (use_return_insn): Don't reject interrupt
4690 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
4691 (output_return_instruction): Allow interrupt functions to return with
4692 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
4693 (arm_expand_prologue): Subtract 4 before stacking LR in an
4696 2002-02-19 Philip Blundell <pb@nexus.co.uk>
4698 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
4699 decl, not just FUNCTION_DECL.
4700 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
4701 (arm_assemble_integer): Likewise.
4702 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
4705 2002-02-19 matthew green <mrg@eterna.com.au>
4707 * config.gcc (sparc-*-netbsdelf*): Enable target.
4708 (sparc64-*-netbsd*): New target.
4709 * config/sparc/netbsd-elf.h: New file.
4710 * config/sparc/t-netbsd64: New file.
4712 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
4714 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
4716 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
4718 * doc/invoke.texi: explicitly list the style guidelines that
4719 -Weffc++ checks for.
4721 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
4723 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
4725 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
4728 * gcc.c (cpp_unique_options): Treat -o as indicating object file
4729 only if not -E. If -E, pass -o through to the preprocessor.
4731 2002-02-19 Kazu Hirata <kazu@hxi.com>
4733 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
4734 register number with an appropriate macro.
4736 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
4738 * doc/rtl.texi (Constants): Close @code tag.
4740 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
4742 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
4743 ("mmx_uavgv4hi3"): Same.
4744 ("pmulhrwv4hi3"): Same.
4746 * tree-inline.c (walk_tree): Handle vectors.
4748 * c-common.c (constant_expression_warning): Handle vectors.
4749 (overflow_warning): Same.
4751 * sched-deps.c (sched_analyze_2): Handle vectors.
4753 * rtlanal.c (rtx_unstable_p): Handle vectors.
4754 (rtx_varies_p): Same.
4755 (count_occurrences): Same.
4756 (regs_set_between_p): Same.
4757 (modified_between_p): Same.
4758 (modified_in_p): Same.
4759 (volatile_insn_p): Same.
4760 (volatile_refs_p): Same.
4761 (side_effects_p): Same.
4763 (inequality_comparisons_p): Same.
4764 (replace_regs): Same.
4765 (computed_jump_p_1): Same.
4767 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
4769 (inner_mode_array): New.
4770 (copy_rtx): Handle vectors.
4771 (copy_most_rtx): Same.
4772 (rtx_equal_p): Same.
4773 (get_mode_alignment): Adjust for vectors.
4775 * resource.c (mark_referenced_resources): Handle vectors.
4776 (mark_set_resources): Same.
4778 * reload1.c (eliminate_regs): Handle vectors.
4779 (elimination_effects): Same.
4780 (scan_paradoxical_subregs): Same.
4782 * reload.c (subst_reg_equivs): Handle vectors.
4784 * regrename.c (scan_rtx): Handle vectors.
4786 * regclass.c (reg_scan_mark_refs): Handle vectors.
4788 * recog.c (find_single_use_1): Handle vectors.
4790 * local-alloc.c (equiv_init_varies_p): Handle vectors.
4791 (contains_replace_regs): Same.
4792 (memref_referenced_p): Same.
4794 * integrate.c (copy_rtx_and_substitute): Handle vectors.
4795 (subst_constants): Same.
4797 * genattrtab.c (attr_copy_rtx): Handle vectors.
4798 (encode_units_mask): Same.
4799 (clear_struct_flag): Same.
4800 (count_sub_rtxs): Same.
4802 * gcse.c (want_to_gcse_p): Handle vectors.
4803 (oprs_unchanged_p): Same.
4804 (hash_expr_1): Same.
4805 (oprs_not_set_p): Same.
4806 (expr_killed_p): Same.
4807 (compute_transp): Same.
4808 (store_ops_ok): Same.
4810 * function.c (purge_addressof_1): Do not allow paradoxical subregs
4812 (fixup_var_refs_1): Same.
4813 (instantiate_virtual_regs_1): Same.
4815 * fold-const.c (operand_equal_p): Handle vectors.
4817 (rtl_expr_nonnegative_p): Same.
4819 * flow.c (mark_used_regs): Handle vectors.
4821 * df.c (df_uses_record): Handle vectors.
4823 * cselib.c (cselib_subst_to_values): Handle vectors.
4824 (cselib_mem_conflict_p): Same.
4827 * cse.c (canon_reg): Handle vectors.
4829 (cse_process_notes): Same.
4830 (count_reg_usage): Same.
4833 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
4835 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
4837 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
4838 (gen_rtx): Handle CONST_VECTOR.
4839 (gen_const_vector_0): New.
4840 (copy_rtx_if_shared): CONST_VECTORs can be shared.
4841 (reset_used_flags): Same.
4842 (copy_insn_1): Same.
4843 (initializer_constant_valid_p): Handle VECTOR_CST.
4845 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
4847 * doc/rtl.texi (Constants): Document const_vector.
4848 (CONST0_RTX): Update for vectors.
4849 (RTL sharing): Same.
4851 * print-tree.c (print_node): Add case for VECTOR_CST.
4853 * tree.h (TREE_VECTOR_CST_ELTS): New.
4854 (struct tree_vector): New.
4855 (union tree_node): Add vector node.
4856 (build_vector): Add prototype.
4858 * tree.def (VECTOR_CST): New.
4860 * tree.c (build_vector): New.
4862 * expmed.c (make_tree): Handle CONST_VECTOR.
4864 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
4865 (CONST_VECTOR_ELT): New.
4866 (CONST_VECTOR_NUNITS): New.
4868 * machmode.h (GET_MODE_INNER): New.
4869 (DEF_MACHMODE): Accept 8th arg.
4871 * machmode.def: Add 8th argument for vector inner mode.
4872 Add inner vector modes for vectors.
4874 * rtl.def (VEC_CONST): Remove.
4875 (CONST_VECTOR): New.
4877 * expr.c (clear_storage): Allow vectors.
4878 (is_zeros_p): Handle VECTOR_CST.
4880 * varasm.c (output_constant_pool): Handle vectors.
4881 (rtx_const): Add veclo and vechi fields.
4882 (kind): Add RTX_VECTOR.
4883 (decode_rtx_const): Add case for vector.
4885 * config/rs6000/rs6000-protos.h: Add zero_constant.
4887 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
4888 constants. Force easy vector constants into memory.
4889 (easy_vector_constant): New.
4890 (emit_easy_vector_constant): New.
4891 (rs6000_legitimize_reload_address): Do not generate bad reloads on
4894 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
4896 ("altivec_lvxl"): Same.
4897 (altivec_lvebx): Same.
4898 (altivec_lvehx): Same.
4899 (altivec_lvewx): Same.
4900 ("*movv4si_const0"): New.
4901 ("*movv4sf_const0"): New.
4902 ("*movv8hi_const0"): New.
4903 ("*movv16qi_const0"): New.
4905 2002-02-18 Kazu Hirata <kazu@hxi.com>
4907 * config/h8300/h8300.c (notice_update_cc): Use
4910 2002-02-18 Kazu Hirata <kazu@hxi.com>
4912 * config/h8300/h8300.md (divmod patterns): Change the
4913 constraints for operands[1] to register_operand.
4915 2002-02-18 Kazu Hirata <kazu@hxi.com>
4917 * config/h8300/h8300-protos.h: Remove the prototype for
4919 * config/h8300/h8300.c (p_operand): Remove.
4920 * config/h8300/h8300.md: Replace p_operand with
4923 2002-02-18 Philip Blundell <pb@nexus.co.uk>
4925 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
4927 (output_return_instruction): Allow use of LDR to unstack
4928 return addresss even for interrupt handlers or when
4929 interworking. If compiling for ARMv5, use interworking-safe
4930 return instructions by default. Remove duplicated code and
4931 lengthy "strcat" sequences.
4933 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4935 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
4936 (LINK_EH_SPEC): Define.
4937 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
4939 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
4941 * config/s390/s390.c (s390_emit_prologue): Do not set the
4942 frame_related flag for call-clobbered registers.
4944 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
4946 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
4947 (construct_container): Fix handling of SSE operands.
4948 (ix86_expand_builtin): Fix handling of 64bit pointers.
4949 (mmx_maskmovq_rex): New pattern.
4951 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
4953 * regrename.c (kill_set_value): Handle subregs properly.
4955 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
4957 * objc/objc-act.c (handle_impent): Remove leading '*'
4958 from objc_class_name.
4960 2002-02-17 Richard Henderson <rth@redhat.com>
4962 * config/alpha/alpha.c (some_small_symbolic_operand,
4963 some_small_symbolic_operand_1, split_small_symbolic_operand,
4964 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
4965 Handle small SYMBOL_REFs anywhere, not just inside memories.
4966 * config/alpha/alpha-protos.h: Update.
4967 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4968 * config/alpha/alpha.md (small symbolic operand splitter): Update.
4970 2002-02-17 Roland McGrath <roland@frob.com>
4972 * config.gcc (powerpc-*-gnu-gnualtivec*,
4973 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
4974 * config/rs6000/gnu.h: New file.
4975 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
4976 Grok "gnu" in rs6000_abi_name.
4977 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
4978 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
4979 Grok -mcall-gnu analogous to -mcall-linux et al.
4980 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
4981 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
4982 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
4984 2002-02-17 Jakub Jelinek <jakub@redhat.com>
4987 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
4990 2002-02-17 Philipp Thomas <pthomas@suse.de>
4992 * config/cris/cris.h: Undefine STARTFILE_SPEC and
4993 ENDFILE_SPEC before (re)defining them.
4995 2002-02-17 Kazu Hirata <kazu@hxi.com>
4997 * config/h8300/h8300.c: Fix formatting.
4998 * config/h8300/h8300.h: Likewise.
5000 2002-02-17 Philipp Thomas <pthomas@suse.de>
5002 * doc/tm.texi: Explain why empty strings should not be
5003 marked for translation.
5005 2002-02-17 Philipp Thomas <pthomas@suse.de>
5007 * final.c (output_operand_lossage): Changed to accept
5008 printf style arguments. Change calls where necessary.
5009 * output.h (output_operand_lossage): Change declaration
5010 accordingly. Update copyright.
5011 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
5012 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
5013 Update copyright date where necessary.
5015 * config/i386/i386.c (print_operand): Likewise. Remove use of
5018 * config/cris/cris.c (cris_operand_lossage): Likewise.
5019 Rename parameter so that exgettext recognizes it as
5020 translatable message.
5021 (LOSE_AND_RETURN): Rename parameter to msgid.
5023 2002-02-17 Kazu Hirata <kazu@hxi.com>
5025 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
5026 hard coded register number with an appropriate macro.
5027 (HARD_REGNO_MODE_OK): Likewise.
5028 (ARG_POINTER_REGNUM): Likewise.
5029 (STATIC_CHAIN_REGNUM): Likewise.
5030 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5031 * config/h8300/h8300.md (define_constants): Define more
5034 2002-02-17 Philipp Thomas <pthomas@suse.de>
5036 * config/i386/i386.h: Don't mark empty strings for translation.
5038 2002-02-16 H.J. Lu <hjl@gnu.org>
5040 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
5042 2002-02-16 Zack Weinberg <zack@codesourcery.com>
5044 * cppinit.c (merge_include_chains): Check for brack being
5045 NULL before attempting to merge it with qtail.
5047 2002-02-16 Andrew Cagney <ac131313@redhat.com>
5049 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
5052 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5054 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
5056 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5058 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
5059 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
5060 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
5062 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5064 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
5065 now only if !TARGET_FIX.
5066 (*movsi_nt_vms_fix): New pattern.
5068 2002-02-16 Douglas B Rupp <rupp@gnat.com>
5070 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
5071 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
5072 (alpha_sa_mask, alpha_sa_size): Reflect above change.
5073 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
5074 (alpha_start_function, alpha_expand_epilogue): Likewise.
5075 (unicosmk_gen_dsib): Likewise.
5077 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5079 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
5081 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
5083 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
5084 check_and_change_labels, s390_final_chunkify): Delete.
5085 (s390_split_branches, s390_chunkify_pool): New functions.
5086 (s390_function_prologue): Call them.
5088 * config/s390/s390.h (S390_REL_MAX): Delete.
5089 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
5091 * config/s390/s390.md (cjump, icjump, jump): Fix length
5092 attribute calculation.
5095 2002-02-15 David Edelsohn <edelsohn@gnu.org>
5097 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
5098 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
5100 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
5102 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
5103 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
5104 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
5106 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
5108 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
5110 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
5112 * reload.c (find_dummy_reload): Check that an output register
5113 is valid for its mode.
5115 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
5117 * combine.c (known_cond): After replacing the REG of a SUBREG, try
5120 * function.c (assign_parms): Demote promoted argument passed by
5121 transparent reference.
5123 2001-02-14 Joel Sherrill <joel@OARcorp.com>
5125 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
5126 -Acpu() and -Amachine() to eliminate warnings.
5128 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5130 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
5132 2002-02-14 Kazu Hirata <kazu@hxi.com>
5134 * config/h8300/h8300-protos.h: Update the prototype for
5136 * config/h8300/h8300.c (const_costs): Treat SET as a little
5137 more expensive operation.
5138 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
5139 reference to const_costs.
5141 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
5143 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
5145 2002-02-14 Jakub Jelinek <jakub@redhat.com>
5148 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
5149 use arguments from newtype.
5151 2002-02-13 Eric Christopher <echristo@redhat.com>
5153 * config/mips/mips.c (override_options): Add check for march/mipsX
5154 on the same command line. Fix error message in cpu processing.
5155 Remove architecture and ISA checks.
5157 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
5159 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
5161 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
5163 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
5165 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
5167 ("*movv8hi_internal1"): Same.
5168 ("*movv16qi_internal1"): Same.
5169 ("*movv4sf_internal1"): Same.
5171 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
5172 not push_reload for altivec modes.
5174 2002-02-13 Joel Sherrill <joel@OARcorp.com>
5176 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
5177 all RTEMS targets including removal of #includes from config/*/rtems*.h
5178 file and adding them to tm_file setting. Added xm_defines=POSIX to
5180 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
5181 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
5182 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
5183 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
5184 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
5185 config/m68k/rtemself.h: Ditto.
5186 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
5187 config/mips/rtems64.h: Ditto.
5188 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
5189 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
5191 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
5192 config/sparc/rtemself.h: Ditto.
5193 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
5194 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
5195 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
5197 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
5198 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
5199 target made more similar to i386-elf.
5200 * config/i386/t-rtems-i386: Added soft float support and multilibs.
5201 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
5202 be similar to config/m68k/t-m68kelf.
5203 * gthr-rtems.h: Encapsulate with extern "C" for C++.
5205 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
5207 * regmove.c (kill_value): Handle subregs.
5209 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
5211 * i386.md (mul patterns): Allow memory operand to be first;
5212 add expanders where needed; fix constraints.
5213 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
5214 Allow memory operand to be the first.
5216 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
5219 2002-02-13 Jakub Jelinek <jakub@redhat.com>
5222 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
5225 2002-02-13 Jakub Jelinek <jakub@redhat.com>
5227 PR optimization/5547:
5228 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
5229 all valid IA-32 address modes involving non-scaled %ebx and
5230 GOT/GOTOFF as displacement.
5232 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
5234 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
5235 after emitting ltorg insns.
5237 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
5238 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
5239 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
5240 *abssf2): Fix "op_type" attribute.
5242 2002-02-13 Douglas B Rupp <rupp@gnat.com>
5244 * mkconfig.sh: Avoid using a subshell redirect.
5245 ($output.T): Change to $(output)T.
5246 (ENABLE_NLS): Remove unneeded undef.
5248 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
5249 * config/alpha/x-vms (libsubdir): Define.
5251 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
5252 register frame procedures. Optimize retrieving context.
5254 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
5255 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
5256 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
5258 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5260 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
5261 Make same change as for find_base_value.
5263 2002-02-13 Kazu Hirata <kazu@hxi.com>
5265 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
5266 of QImode and SImode.
5268 2002-02-13 Kazu Hirata <kazu@hxi.com>
5270 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
5271 length computation of movsi.
5272 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
5274 2002-02-13 Kazu Hirata <kazu@hxi.com>
5276 * config/h8300/h8300.md (subqi3): Tighten the predicate for
5277 operands[2] to register_operand.
5279 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
5281 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
5283 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
5285 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
5286 for altivec_lvx* and altivec_stvx*.
5287 ("*movv4si_internal"): Add constraint for loading from GPRs.
5288 ("*movv8hi_internal1"): Same.
5289 ("*movv16qi_internal1"): Same.
5290 ("*movv4sf_internal1"): Same.
5292 * config/rs6000/rs6000.c (altivec_register_operand): New.
5294 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
5295 altivec_register_operand.
5297 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
5299 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
5302 2002-02-13 Stan Shebs <shebs@apple.com>
5304 * c-typeck.c (digest_init): Handle vectors.
5305 (really_start_incremental_init): Same.
5306 (pop_init_level): Same.
5307 (process_init_element): Same.
5309 * varasm.c (output_constant): Same.
5311 * expr.c (clear_storage): Same.
5312 (store_constructor): Same.
5314 2002-02-12 Eric Christopher <echristo@redhat.com>
5316 * explow.c (hard_function_value): Add comment explaining
5317 signed/unsigned comparison.
5319 2002-02-12 Jakub Jelinek <jakub@redhat.com>
5321 * jump.c (never_reached_warning): Add finish argument.
5322 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
5323 real insn after end.
5324 * rtl.h (never_reached_warning): Adjust prototype.
5325 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
5326 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
5327 never_reached_warning.
5329 2002-02-12 Graham Stott <grahams@redhat.com>
5331 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
5333 2002-02-12 Kazu Hirata <kazu@hxi.com>
5335 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
5336 logical shifts on H8/300.
5337 (shift_alg_si): Improve several shifts on H8/300.
5338 (get_shift_alg): Likewise.
5340 2002-02-12 Graham Stott <grahams@redhat.com>
5342 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
5344 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5346 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
5347 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
5349 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
5351 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
5352 non-CONST_INT through default_assemble_integer.
5353 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
5354 <case 8>: Abort for CONST_DOUBLE.
5356 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5358 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
5360 * config/pa/pa-linux.h (LIB_SPEC): Delete.
5361 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
5363 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
5365 * config/stormy16/stormy16.md (zero_extendqihi2): New.
5367 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
5369 * regrename.c (regrename_optimize): Don't accept a
5370 part-clobbered register if the replaced register is not part
5373 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
5374 take padding into account when computing the argument value.
5376 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
5378 * combine.c (try_combine): Apply substitutions in
5379 CALL_INSN_FUNCTION_USAGE too.
5381 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
5383 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
5384 __builtin_altivec_abs*.
5387 * config/rs6000/rs6000.h (rs6000_builtins): Add
5388 ALTIVEC_BUILTIN_ABS*.
5390 * config/rs6000/altivec.h: Use const char for builtins expecting
5392 (vec_abs): New versions for C and C++.
5395 2002-02-10 Kazu Hirata <kazu@hxi.com>
5397 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
5400 2002-02-10 Kazu Hirata <kazu@hxi.com>
5402 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
5403 constant definition from h8300.md.
5404 (FRAME_POINTER_REGNUM): Likewise.
5405 * config/h8300/h8300.md (define_constants): Add FP_REG.
5407 2002-02-10 Kazu Hirata <kazu@hxi.com>
5409 * config/h8300/h8300.c (print_operand): Remove redundant code.
5411 2002-02-10 Kazu Hirata <kazu@hxi.com>
5413 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
5414 * config/h8300/h8300.c (byte_reg): Make it static.
5416 2002-02-10 Richard Henderson <rth@redhat.com>
5419 * c-typeck.c (incomplete_type_error): Handle flexible array members.
5421 2002-02-10 Richard Henderson <rth@redhat.com>
5424 * tree.c (append_random_chars): Don't abort if main_input_filename
5427 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
5429 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
5431 2002-02-10 Kazu Hirata <kazu@hxi.com>
5433 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
5434 (pushhi1): Likewise.
5436 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
5438 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
5439 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
5441 2002-02-09 David O'Brien <obrien@FreeBSD.org>
5443 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
5445 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
5447 2002-02-09 Kazu Hirata <kazu@hxi.com>
5449 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
5450 a half of an SImode register on H8/300.
5452 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
5454 * i386.md (movdi_2): Add missing '!'.
5456 2002-02-09 Kazu Hirata <kazu@hxi.com>
5458 * config/h8300/h8300.h: Fix formatting. Remove commented-out
5461 2002-02-09 Kazu Hirata <kazu@hxi.com>
5463 * config/h8300/h8300.md (length): Correct the distance valid
5464 for the short branch.
5466 2002-02-09 Kazu Hirata <kazu@hxi.com>
5468 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
5470 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
5472 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
5473 registers in SImode.
5474 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
5477 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
5480 Contribute sh64-elf.
5481 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
5482 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
5483 (sh_cannot_modify_jumps_p): New function.
5484 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
5485 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
5486 (sh_ms_bitfield_layout_p): New function.
5487 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
5488 Zack Weinberg <zack@codesourcery.com>
5489 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
5490 expand_simple_binop instead of expand_binop.
5491 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
5492 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
5493 use of .quad and .uaquad.
5494 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
5495 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
5496 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5497 * config/sh/sh.md (movdi_const, movdi_const_32bit,
5498 movdi_const_16bit): Make sure all CONSTs have modes.
5499 (sym2PIC): Ditto, but by adjusting all callers.
5500 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
5501 if the prologue calls the SHmedia argument decoder or register
5503 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5504 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
5505 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
5506 (sh_expand_epilogue): Don't emit USE of return target register.
5507 (prepare_move_operands): Legitimize DImode PIC addresses.
5508 (sh_media_register_for_return): Skip tr0, used to initialize the
5510 (sh_expand_prologue): Remove explicit USE of return register.
5511 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
5512 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
5513 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
5514 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
5515 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
5517 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
5518 (MOVI_SHORI_BASE_OPERAND_P): New.
5519 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
5520 (EXTRA_CONSTRAINT_T): Define in terms of them.
5521 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
5522 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
5523 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
5524 alternatives supporting TARGET_REGS.
5525 (UNSPEC_GOTPLT): New constant.
5526 (movdi split): Move incrementing of LABEL_NUSES...
5527 (movdi_const, movdi_const_32bit): Here. Use
5528 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
5529 (movdi_const_16bit): New.
5530 (call, call_value) [flag_pic]: Use GOTPLT.
5531 (call_pop, call_value_pop): New expands.
5532 (call_pop_compact, call_pop_rettramp): New insns.
5533 (call_value_pop_compact, call_value_pop_rettramp): New insns.
5534 (sibcall) [flag_pic]: Use GOT.
5535 (builtint_setjmp_receiver): Remove bogus, unused expand.
5536 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
5537 (*pt, *ptb, ptrel): New insns.
5538 (sym2GOT): Handle DImode GOT.
5539 (sym2GOTPLT, symGOTPLT2reg): New expands.
5540 (sym2PIC): New expand.
5541 (shcompact_return_tramp): Use GOTPLT to return trampoline.
5542 (shcompact_return_tramp_i): Use return register explicitly.
5543 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
5544 disable flag_reorder_blocks.
5545 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
5546 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
5547 clobbers, for clarity.
5548 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
5549 restoring of r0 in macl as MAYBE_DEAD.
5550 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
5551 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
5552 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
5553 alter_subreg all over.
5554 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
5555 reload, instead of emitting instructions that would require
5557 (casesi_load_media): Add missing modes.
5558 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
5559 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
5560 as used if the argument decoder is called.
5561 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5562 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
5563 Pmode, then extend it to DImode if necessary.
5564 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
5565 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
5566 constants in FPU-enabled SHmedia, let them be loaded from memory.
5567 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5568 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
5569 Adjust whitespace in assembly output templates.
5570 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
5571 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
5572 mode of if_then_else.
5573 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
5574 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
5576 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
5577 Joern Rennecke <amylaar@redhat.com>
5578 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
5579 (SUBTARGET_CPP_PTR_SPEC): New.
5580 (SUBTARGET_CPP_SPEC): Remove.
5581 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
5582 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
5583 Fix typo in previous checkin.
5584 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
5585 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
5586 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
5587 Alexandre Oliva <aoliva@redhat.com>
5588 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
5589 what single FP register can hold for SHmedia target.
5590 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
5591 Alexandre Oliva <aoliva@redhat.com>
5592 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
5593 Do not split into SUBREG.
5594 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
5595 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
5596 and added new functions as specified in SH5 ABI r9.
5597 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
5598 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
5600 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
5601 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
5602 gen_consttable_4 and gen_consttable_8. Emit multiple labels
5603 and consttable_window_ends.
5604 2001-06-03 Graham Stott <grahams@redhat,com>
5605 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
5606 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
5607 * config/sh/sh.c (print_operand): Handle floating-point pair,
5608 vector and matrix registers.
5609 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
5610 vector modes into account.
5611 * config/sh/sh.md (movv2sf): Split move between registers into
5613 (movv4sf, movv16sf): Introduce insns that get split only after
5615 * config/sh/shmedia.h: Fix Copyright dates.
5616 * config/sh/ushmedia.h: Likewise. Move loop counter
5617 declarations into conditionals that uses them.
5618 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
5620 * config/sh/sshmedia.h: Fix Copyright dates.
5621 (sh_media_PUTCFG): Fix constraints.
5622 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
5623 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
5624 ptrmemfunc_vbit_in_delta for SH5.
5625 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
5626 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
5627 * invoke.texi: Likewise.
5628 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
5629 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
5630 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
5631 GCC_pop_shmedia_regs_nofpu): New global symbols.
5632 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
5633 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
5634 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
5635 compact function with nonlocal labels.
5636 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
5637 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
5638 (initial_elimination_offset): Account for their stack space.
5639 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
5640 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
5641 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
5642 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
5643 least one of the operands to be a register.
5644 (movv2sf): Likewise. Renamed to movv2sf_i.
5645 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
5646 prepare_move_operands() before emitting SHmedia insns.
5647 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
5648 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
5649 Don't save nor initialize r12. Don't mis-align the stack.
5650 Pad the code with a nop.
5651 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
5653 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
5654 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
5655 [__SHMEDIA__]: Implement.
5656 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
5657 * config/sh/sh.md: Set latency of `pt' closer to reality.
5658 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
5659 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
5660 Set move, load and store type attributes.
5661 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
5662 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
5664 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
5665 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
5666 * config/sh/sh.c (sh_media_register_for_return): New function.
5667 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
5668 branch-target register.
5669 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
5670 * config/sh/sh.md (return_media_i): Use any call-clobbered
5671 branch-target register.
5672 (return_media): If r18 wasn't copied in the prologue, copy it
5674 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
5675 Clear class FP0_REGS.
5676 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
5678 2001-03-08 DJ Delorie <dj@redhat.com>
5679 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
5680 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
5681 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
5682 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
5683 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
5684 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
5685 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
5686 return value correctly for call_cookie.
5687 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
5688 * config/sh/crt1.asm (start): Modified so as to call
5689 ___setup_argv_and_call_main.
5690 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
5691 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
5693 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
5694 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
5695 (STRIP_NAME_ENCODING): Use it.
5696 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
5697 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
5698 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
5699 prepare_scc_operands().
5700 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
5701 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
5702 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
5703 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
5704 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5705 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
5706 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
5707 used in shcompact_incoming_args.
5708 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
5710 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
5712 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
5714 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
5715 Simplify. Adjust. Add sanity check.
5716 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
5718 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
5720 (udivsi3, divsi3): Use them.
5721 (force_mode_for_call): New insn.
5722 (call, call_value, sibcall_value): Emit it before SHcompact
5724 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5725 * config/sh/sh.md (call, call_value, sibcall): Make sure the
5726 call cookie is non-NULL before taking its value.
5727 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
5728 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
5729 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5730 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
5732 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
5733 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
5734 temporary for stack adjusts. Use MACL and MACH to pass
5735 arguments to shcompact_incoming_args.
5736 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
5738 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
5739 (nested_trampoline): Load static chain address into r1.
5740 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
5741 2001-01-07 Alexandre Oliva <aoliva@redhat.com
5742 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
5743 fp_arith_reg_operand().
5744 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
5745 * config/sh/sh.md (casesi): Sign-extend the first two operands,
5746 and use signed compares for them.
5747 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
5748 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
5749 ones properly aligned.
5750 (find_barrier): Account for extra alignment needed for 8-byte wide
5752 (machine_dependent_reorg): Require a label for the second 4-byte
5753 constant after an 8-byte one.
5754 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
5756 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5757 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
5758 last_float when switching float modes.
5759 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
5760 auto-increment for general-purpose registers.
5761 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
5763 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
5765 * config/sh/sh.c (sh_builtin_saveregs): Support using all
5766 registers for varargs.
5767 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
5768 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
5769 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
5770 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
5771 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
5772 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
5773 call_cookie accordingly.
5774 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
5775 (SHCOMPACT_BYREF): Likewise.
5776 (SHCOMPACT_FORCE_ON_STACK): New macro.
5777 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
5778 (sh_builtin_saveregs): Likewise.
5779 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
5780 shcompact_incoming_args): Use new shift values. Support
5781 sequences of consecutive and non-consecutive pushes/pops.
5782 * config/sh/sh.md (return): Don't explicitly use PR_REG.
5783 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
5784 * config/sh/sh.h (TEXT_SECTION): Define.
5785 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
5786 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5787 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
5788 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
5789 return values on FPU-enabled SHmedia.
5790 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
5791 FPU-enabled SHmedia.
5792 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
5793 value is returned in a non-FP reg and is not returned by
5795 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
5797 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
5798 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
5799 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
5800 quad-aligned to be passed by callee-copy reference.
5801 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5802 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
5803 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
5804 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
5805 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
5806 copying low-numbered FP regs to r7 and r8.
5807 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
5808 FP regs to general-purpose regs only if the copy was passed on the
5810 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
5811 copying FP reg to r9.
5812 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
5813 copy FP regs to general-purpose regs only in outgoing calls.
5814 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
5815 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
5817 * config/sh/sh.h (struct sh_args): Document all fields.
5818 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
5819 passed partially on the stack should not consider making
5821 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
5822 stack_regs only for incoming calls. When passing FP args,
5823 make sure there are FP regs available before modifying
5825 (SHCOMPACT_BYREF): Pass double args in general-purpose
5826 registers by reference.
5827 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
5828 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
5829 attempt to generate sibcalls if the caller got any arguments
5831 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
5832 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
5833 to 8-byte boundaries.
5834 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
5835 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
5836 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
5837 stored in the stack.
5838 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
5839 for the offsets to have the ISA bit set.
5840 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
5841 invocation. Use beq instead of bgt to mark end of sequence of
5843 (shcompact_incoming_args): Fix store of r2. Use beq instead of
5844 bgt to mark end of sequence of stores.
5845 * config/sh/sh.c (arith_operand): Don't check whether
5846 CONST_OK_FOR_J for now.
5847 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
5848 instead of long for conversion.
5849 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
5850 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
5851 before passing it to fprintf.
5852 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
5853 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
5854 Call set_fpscr before reading/writing SR.
5855 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
5857 * config/sh/lib1funcs.asm: Add `.align 2' directives before
5859 (FMOVD_WORKS): Define on SH5 with FPU.
5860 (set_fpscr): Define on SH5. Remove separate _fpscr_values
5862 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
5864 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
5865 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
5867 (ia_main_table): Ditto.
5868 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
5869 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
5870 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
5871 the definitions from sh.h.
5872 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
5874 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
5875 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
5876 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
5877 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
5878 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
5879 Increment LABEL_NUSES.
5881 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
5883 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
5885 * config/sh/elf.h (SIZE_TYPE): Likewise.
5886 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
5887 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
5888 shcompact_incoming_args): Load switch table addresses using
5890 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
5891 (NO_BUILTIN_SIZE_TYPE): Define.
5892 (SIZE_TYPE): Don't define.
5893 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
5894 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
5895 definition of __SH5__=32 for -m5-compact-nofpu.
5896 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
5898 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
5899 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
5900 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
5901 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
5902 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
5903 (INSN_LENGTH_ALIGNMENT): Likewise.
5904 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
5905 * config/sh/sh.md (call, call_value, sibcall): Simplify
5906 copying of non-branch-target register.
5907 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
5908 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
5909 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
5910 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
5911 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
5912 floating-point values as structs.
5913 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
5914 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
5915 general-purpose register.
5916 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
5917 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
5918 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
5919 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
5920 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
5921 (ENCODE_SECTION_INFO): Enclose variables and constants in
5923 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
5924 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
5925 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
5926 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
5927 only for LABEL_REFs. For SYMBOL_REFs, prepend
5928 SH_DATALABEL_ENCODING to the symbol name.
5929 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
5931 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
5932 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
5934 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
5935 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
5936 (DATALABEL_REF_P): Don't require CONST.
5937 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
5939 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
5940 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
5942 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
5943 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
5944 Use shallow_copy_rtx and PUT_MODE to change the mode of
5945 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
5946 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
5947 on SHmedia using GENERAL_REGs.
5948 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
5949 bltu_media_i): Fix reversion of conditions.
5950 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
5951 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
5952 * config/sh/sh.c (output_far_jump): Save r13 in macl.
5953 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
5954 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
5955 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
5956 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
5957 (GCC_nested_trampoline): Likewise.
5958 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
5959 * config/sh/sh.c (gen_datalabel_ref): Define.
5960 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
5961 (INITIALIZE_TRAMPOLINE): Likewise.
5962 (TRAMPOLINE_ADJUST_ADDRESS): Define.
5963 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
5964 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
5965 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
5966 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
5967 (ic_invalidate): Adjust for SH5.
5968 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
5969 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
5971 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
5972 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
5973 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
5974 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
5975 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
5976 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
5977 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
5978 * config/sh/sh.c (target_reg_operand): Match only target-branch
5979 registers and pseudos that aren't virtual registers.
5980 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
5981 Copy operands that don't match target_reg_operand to pseudos.
5982 (call_media, call_value_media, sibcall_media): Use
5983 target_reg_operand instead of target_operand.
5984 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
5985 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
5986 * config/sh/sh.c (target_reg_operand): Match hardware registers
5987 other than branch-target registers.
5988 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
5989 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
5990 (fpscr_values) [SH5 == 32]: Define.
5991 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
5992 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
5993 Handle function addresses coming in SUBREGs.
5994 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
5995 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
5996 shcompact_return_trampoline): Use datalabel where appropriate.
5997 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
5998 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
5999 general-purpose register to copy one branch-target register to
6001 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
6002 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
6003 SYMBOL_REFs with VOIDmode.
6004 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
6005 bltu_media_i): New insns.
6006 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
6007 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
6008 (INIT_CUMULATIVE_ARGS): Likewise.
6009 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
6010 * machmode.def (V16SFmode): New mode.
6011 * c-common.c (type_for_mode): Support V2SF and V16SF.
6012 * tree.c (build_common_tree_nodes_2): Likewise.
6013 * tree.h (tree_index): Likewise.
6014 * calls.c (emit_call_1): Take args_so_far. Adjust all
6015 callers. Introduce CALL_POPS_ARGS.
6016 * tm.texi (CALL_POPS_ARGS): Document.
6017 * config/sh/crt1.asm: Implement in SHmedia mode.
6018 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
6019 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
6020 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
6021 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
6022 Implement divsi and udivsi in SHmedia mode. Introduce
6023 SHcompact trampolines.
6024 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
6026 (regno_reg_class): Rewrite.
6027 (fp_reg_names): Remove.
6028 (sh_register_names, sh_additional_register_names): New.
6029 (print_operand): Added `u'. Support SUBREGs in addresses.
6030 Add parentheses around shifted CONSTs.
6031 (output_file_start): Output .mode and .abi directives.
6032 (shiftcosts, addsubcosts, multcosts): Adjust.
6033 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
6034 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
6035 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
6036 bytes, not registers. Take into account the need for the
6037 SHcompact incoming args trampoline. Adjust all callers.
6038 (sh_expand_prologue): Take stack_regs into account. Call
6039 incoming args trampoline. Keep stack aligned as per SH5 ABI.
6040 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
6041 stack aligned as per SH5 ABI.
6042 (sh_builtin_saveregs): Support SH5 ABI.
6043 (sh_build_va_list, sh_va_start): Likewise.
6044 (initial_elimination_offset): Take alignment into account.
6045 Compute location of PR according to the SH5 stack frame.
6046 (arith_reg_operand): Reject branch-target registers.
6047 (shmedia_6bit_operand): New.
6048 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
6049 (target_reg_operand): Match DImode only. Accept SUBREGs.
6050 (target_operand): New.
6051 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
6052 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
6053 SIBCALL_REGS for SHmedia.
6054 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
6055 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
6056 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
6057 (TARGET_SWITCHES): New SH5 flags.
6058 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
6059 VALID_REGISTER_P to disable unsupported registers.
6060 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
6061 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
6062 (FUNCTION_ARG_PADDING): Define.
6063 (FASTEST_ALIGNMENT): Adjust.
6064 (SH_REGISTER_NAMES_INITIALIZER): New.
6065 (sh_register_names): Declare.
6066 (DEBUG_REGISTER_NAMES): Define.
6067 (REGISTER_NAMES): Define based on sh_register_names.
6068 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
6069 (sh_additional_register_names): Declare.
6070 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
6071 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
6072 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
6073 (REGISTER_NATURAL_MODE): Define.
6074 (FIRST_PSEUDO_REGISTER): Adjust.
6075 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
6076 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
6077 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
6078 (VECTOR_MODE_SUPPORTED_P): Define.
6079 (REG_CLASS_CONTENTS): Adjust.
6080 (SMALL_REGISTER_CLASSES): Adjust.
6081 (REG_ALLOC_ORDER): Adjust.
6082 (INDEX_REG_CLASS): Adjust.
6083 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
6084 (CONST_OK_FOR_LETTER_P): Adjust.
6085 (PREFERRED_RELOAD_CLASS): Adjust.
6086 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
6087 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
6088 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
6089 (FIRST_FP_PARM_REG): Adjust.
6090 (CALL_POPS_ARGS): Define.
6091 (FUNCTION_ARG_REGNO_P): Adjust.
6092 (struct sh_args): New fields.
6093 (GET_SH_ARG_CLASS): Adjust.
6094 (INIT_CUMULATIVE_ARGS): Adjust.
6095 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
6096 (FUNCTION_ARG_ADVANCE): Adjust.
6097 (FUNCTION_ARG): Adjust.
6098 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
6099 (FUNCTION_ARG_CALLEE_COPIES): Define.
6100 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
6101 (STRICT_ARGUMENT_NAMING): Define.
6102 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
6103 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
6104 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
6105 (SETUP_INCOMING_VARARGS): Adjust.
6106 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
6107 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
6108 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
6109 (SUBREG_OK_FOR_INDEX_P): Adjust.
6110 (EXTRA_CONSTRAINT_S): Update.
6111 (EXTRA_CONSTRAINT_T): New.
6112 (EXTRA_CONSTRAINT): Adjust.
6113 (GO_IF_LEGITIMATE_INDEX): Adjust.
6114 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
6115 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
6117 (MAX_MOVE_MAX): Define.
6119 (CONST_COSTS): Adjust.
6120 (REGISTER_MOVE_COST): Adjust.
6121 (BRANCH_COST): Adjust.
6122 (TEXT_SECTION_ASM_OP): Adjust.
6123 (DBX_REGISTER_NUMBER): Adjust.
6124 (ASM_OUTPUT_DOUBLE_INT): New.
6125 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
6126 (PREDICATE_CODES): Adjust.
6127 (PROMOTE_MODE): Adjust.
6128 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
6129 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
6130 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
6131 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
6132 (DR0_REG, DR2_REG, DR4_REG): Renumber.
6133 (TR0_REG, TR1_REG, TR2_REG): New.
6134 (XD0_REG): Renumber.
6135 (UNSPEC_COMPACT_ARGS): New.
6136 (type): Added pt and ptabs.
6137 (length): Default to 4 on SHmedia. Default pt length to 12
6138 and 20 on SHmedia32 and SHmedia64, respectively.
6139 (pt): New function unit.
6140 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
6141 Add whitespace between operands of SHmedia instructions.
6143 (adddi3_media, addsi3_media): Adjust constraints.
6144 (subsi3) [SHmedia]: Force operand 1 into a register.
6145 (udivsi3_i1_media, udivsi3_i4_media): New.
6146 (udivsi3): Support SHmedia.
6147 (divsi3_i1_media, divsi3_i4_media): New.
6148 (divsi3): Support SHmedia.
6149 (anddi3, iordi3, xordi3): Adjust constraints.
6150 (zero_extendhidi2, zero_extendqidi2): New.
6151 (extendsidi2, extendhidi2, extendqidi2): New.
6152 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
6153 (pop_e, pop_fpul, pop_4): Likewise.
6154 (movsi_media): Support FP and BT registers.
6155 (movsi_media_nofpu): New. Adjust splits to DImode.
6156 (lduw, ldub): Renamed to zero_extend* above.
6157 (movqi_media): Fix typo.
6158 (movdi_media): Support FP and BT registers.
6159 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
6160 (movdi_const_32bit): New.
6161 (shori_media): Require immediate operand. Use `u' for output.
6162 (movdf_media, movsf_media): Simplified.
6163 (movdf_media_nofpu, movsf_media_nofpu): New.
6164 (movdf, movsf): Adjust
6165 (movv2sf, movv2sf, movv16sf): New.
6166 (beq_media, beq_media_i): Adjust constraints. Don't use
6167 scratch BT register.
6168 (bne_media, bne_media_i): Likewise.
6169 (bgt_media, bgt_media_i): Likewise.
6170 (bge_media, bge_media_i): Likewise.
6171 (bgtu_media, bgtu_media_i): Likewise.
6172 (bgeu_media, bgeu_media_i): Likewise.
6173 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
6174 bunordered): Emit jump insn. Force operands to registers when
6176 (jump_media, jump): Simplify.
6177 (call_compact, call_compact_rettramp): New.
6178 (call_value_compact, call_value_compact_rettramp): New.
6179 (call_media, call_value_media): Simplify.
6180 (sibcall_compact, sibcall_media): New.
6181 (call, call_value): Adjust for SHmedia and SHcompact.
6182 (sibcall, sibcall_value, untyped_call): Likewise.
6183 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
6184 (indirect_jump): Adjust for SHmedia.
6185 (casesi_jump_media): New.
6186 (nop): Re-enable for SHmedia.
6187 (call_site): Restrict to SH1.
6188 (casesi): Adjust for SHmedia.
6189 (casesi_shift_media, casesi_load_media): New.
6190 (return): Explicitly use PR register. Call return trampoline
6192 (return_i): Explicitly use PR register.
6193 (shcompact_return_tramp, shcompact_return_tramp_i): New.
6194 (return_media): Adjust.
6195 (shcompact_incoming_args): New.
6197 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
6198 (movstrsi): Disable on SH5.
6199 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
6200 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
6201 (subsf3, subsf3_media): Likewise.
6202 (mulsf3, mulsf3_media, mac_media): Likewise.
6203 (divsf3, divsf3_media): Likewise.
6204 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
6205 (floatsisf2, fux_truncsfsi2): Likewise.
6206 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
6208 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
6209 (cmpunsf_media, cmpsf): Likewise.
6210 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
6211 (abssf2, abssf2_media): Likewise.
6212 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
6213 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
6214 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
6215 (floatsidf2, fix_truncdfsi2): Likewise.
6216 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
6218 (cmpeqdf_media, cmpgtdf_media): Likewise.
6219 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
6220 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
6221 (absdf2, absdf2_media): Likewise.
6222 (extendsfdf2, extendsfdf2_media): Likewise.
6223 (truncsfdf2, truncsfdf2_media): Likewise.
6224 * config/sh/sh64.h: New file.
6225 * config/sh/t-sh64: New file.
6226 * config/sh/shmedia.h: New file.
6227 * config/sh/ushmedia.h: New file.
6228 * config/sh/sshmedia.h: New file.
6229 * configure.in: Added sh64-*-elf.
6230 * configure: Rebuilt.
6231 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
6232 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
6233 (reg_class_from_letter): Use `b' for TARGET_REGS.
6234 (print_operand): Support `%M', `%m', `AND' and
6235 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
6236 (andcosts): Adjust for SHmedia.
6237 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
6239 (target_reg_operand): New function.
6240 * config/sh/sh-protos.h (target_reg_operand): Declare.
6241 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
6242 FP registers on SH5.
6243 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
6245 (TARGET_REGISTER_P): New macro.
6246 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
6247 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
6248 (EXTRA_CONSTRAINT_S): New macro.
6249 (EXTRA_CONSTRAINT): Adjust.
6250 (FLOAT_TYPE_SIZE): Define to 32.
6251 (Pmode): DImode on SHmedia.
6252 (CONST_COSTS): Adjust for SHmedia literals.
6253 (PREDICATE_CODES): Added target_reg_operand.
6254 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
6255 * config/sh/sh.md: Remove all attrs from SHmedia insns.
6256 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
6257 (cmpdi): Accept SHmedia.
6258 (movdicc_false, movdicc_true): New insns.
6259 (movdicc): New expand.
6260 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
6262 (addsi3_media): Match `S' constraint.
6263 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
6264 (negdi2): Expand for SHmedia.
6265 (one_cmpldi2): New expand.
6266 (zero_extendsidi2): Change from expand to insn.
6267 (extendsidi2): Add constraints.
6268 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
6269 LD/ST address. Fix SI immediate loading split.
6270 (movhi_media, movqi_media, lduw, ldub): New insns.
6271 (movhi, movqi): Accept SHmedia.
6272 (shori_media, movdi_media): Relax input constraints. Split
6274 (movdf_media, movsf_media): New insn. New split to movdi.
6275 (movdf, movsf): Match on SHmedia.
6276 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
6277 bgeu_media): New insns and splits. New insns with `_i' suffix.
6278 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
6279 (bunordered): New expand.
6280 (jump_compact): Renamed from `jump'.
6281 (jump_media): New insn.
6283 (call_media, call_value_media): New insns.
6284 (call, call_value): Adjust.
6285 (indirect_jump_compact): Renamed from `indirect_jump'.
6286 (indirect_jump_media): New insn.
6287 (indirect_jump): New expand.
6288 (untyped_call, return): Accept SHmedia.
6289 (return_media): New insn.
6290 (prologue, epilogue, blockage): Accept SHmedia.
6291 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
6292 (sunordered): New expand.
6293 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
6294 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
6295 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
6296 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
6297 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
6298 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
6299 abssf2_media): New insns.
6300 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
6301 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
6302 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
6303 floatdidf2, floatsidf2_media, fix_truncdfdi2,
6304 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
6305 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
6306 absdf2_media): New insns.
6307 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
6308 (extendsfdf2_media, truncdfsf2_media): New insns.
6309 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
6310 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
6311 * config/sh/sh.h (CONST_OK_FOR_J): Document.
6312 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
6313 * config/sh/sh.md (adddi3): New expand.
6314 (adddi3_media, adddi3z_media): New insns.
6315 (adddi3_compact): Renamed from adddi3.
6316 (addsi3_media): Use add.l r63 to add constant zero.
6317 (subdi3): New expand.
6318 (subdi3_media): New insn.
6319 (subdi3_compact): Renamed from subdi3.
6320 (mulsidi3): New expand.
6321 (mulsidi3_media): New insn.
6322 (mulsidi3_compact): Renamed from mulsidi3.
6323 (umulsidi3): New expand.
6324 (umulsidi3_media): New insn.
6325 (umulsidi3_compact): Renamed from umulsidi3.
6326 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
6327 (ashlsi3, ashrsi3, lshrsi3): Use them.
6328 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
6329 (ashldi3, ashrdi3, lshrdi3): Use them.
6330 (zero_extendsidi2): New expand.
6331 (extendsidi2): New insn.
6332 (movsi_media): New insn. Split to movdi to load constants.
6333 (movsi): Enable for shmedia.
6334 (movdi_media): New insn. Use shori_media to load wide constants.
6335 (short_media): New insn.
6336 (movdi): Enable for shmedia.
6337 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
6338 * config/sh/sh.h (CPP_SPEC): Added `m5'.
6339 (SUBTARGET_CPP_SPEC): Added `!m5'.
6340 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
6341 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
6342 to all other SH variants.
6343 (TARGET_DEFAULT): Set to SH1_BIT.
6344 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
6345 (BITS_PER_WORD): Raise to 64 on shmedia.
6346 (MAX_BITS_PER_WORD): Change to 64.
6347 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
6348 (INT_TYPE_SIZE): Keep as 32.
6349 (UNITS_PER_WORD): Raise to 8 on shmedia.
6350 (MIN_UNITS_PER_WORD): Keep as 4.
6351 (POINTER_SIZE): Raise to 64 on shmedia.
6352 (CONST_OK_FOR_J): New macro.
6353 (CONST_OK_FOR_LETTER_P): Use it.
6354 (processor_type): Add PROCESSOR_SH5.
6355 * config/sh/sh.md: Conditionalize all expands, insns and
6356 splits to TARGET_SH1.
6358 (addsi3_compact): Renamed from...
6359 (addsi3): Now an expand.
6360 (addsi3_media, subsi3_media): New insns.
6361 (subsi3): Don't negate constants with SHmedia.
6363 * hooks.c: New file.
6364 * hooks.h: New file.
6365 * Makefile.in (HOOKS_H): New.
6366 (TARGET_DEF_H): Added $(HOOKS_H).
6367 (OBJS): Added hooks.o.
6368 (cfgcleanup.o, bb-reorder.o): Added target.h.
6369 (hooks.o): Added dependencies.
6370 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
6371 (TARGET_INITIALIZER): this.
6372 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
6373 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
6374 * bb-reorder.c: Include target.h.
6375 (reorder_basic_blocks): Skip if cannot modify jumps.
6376 * cfgcleanup.c: Include target.h.
6377 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
6379 2002-02-08 Chris Demetriou <cgd@broadcom.com>
6381 * config/mips/mips.md (casesi_internal, casesi_internal_di):
6382 Protect jump delay slot instructions with .set noreorder and
6385 2002-02-08 Chris Demetriou <cgd@broadcom.com>
6387 * config/mips/mips.md (casesi_internal_di): Calculate
6388 the index into the target offset table correctly.
6390 2002-02-08 Richard Henderson <rth@redhat.com>
6392 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
6393 * final.c (output_addr_const): Accept and discard SUBREG.
6394 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
6395 mark them unknown instead.
6396 (simplify_subtraction): Handle RTX_UNKNOWN.
6397 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
6399 2002-02-08 David Edelsohn <edelsohn@gnu.org>
6401 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
6403 2002-02-08 Richard Henderson <rth@redhat.com>
6405 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
6407 2002-02-08 Andreas Jaeger <aj@suse.de>
6409 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
6410 * config/i386/t-linux64: New file.
6412 2002-02-08 Jakub Jelinek <jakub@redhat.com>
6414 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
6415 * c-parse.in (compstmt): Clear last_expr_type.
6417 2002-02-07 Richard Henderson <rth@redhat.com>
6419 * loop.c (strength_reduce): Sink final_value when not
6422 2002-02-07 David O'Brien <obrien@FreeBSD.org>
6424 * config/sparc/freebsd.h: Fix mismatched spec {.
6426 2002-02-07 Richard Henderson <rth@redhat.com>
6428 * cfgrtl.c: Include recog.h and insn-config.h.
6429 (keep_with_call_p): Fix general_operand invocation.
6430 * Makefile.in (cfgrtl.o): Update dependencies.
6432 2002-02-07 Kazu Hirata <kazu@hxi.com>
6434 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
6435 comment. Accept HImode only if TARGET_H8300.
6437 2002-02-07 Eric Christopher <echristo@redhat.com>
6439 * config/mips/crtn.asm: Cleanup #ifdefs.
6441 2002-02-07 Eric Christopher <echristo@redhat.com>
6443 * config/mips/crti.asm: Add changes for mips16. mips16 uses
6444 register 7 as RA instead of $31.
6445 * config/mips/crtn.asm: Ditto.
6446 * config/mips/mips.c (mips_move_2words): Add case for
6447 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
6448 (compute_frame_size): Fix typo.
6449 (save_restore_insns): Ditto. Make documentation about using
6450 register $7 as return register more precise.
6451 (mips_expand_epilogue): Fix comment. Add code to work around not
6452 being able to add to the stack pointer directly.
6453 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
6454 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
6457 2002-02-07 Tom Rix <trix@redhat.com>
6459 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
6460 immediates in ldu and stdu DS opcode field.
6461 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
6462 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
6463 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
6465 2002-02-07 Jeff Sturm <jsturm@one-point.com>
6467 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
6468 offset for stack bias.
6470 2002-02-07 H.J. Lu <hjl@gnu.org>
6472 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
6474 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
6476 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
6478 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
6480 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
6481 * i386.c (x86_order_regs_for_local_alloc): New global function.
6482 * i386.h (REG_ALLOC_ORDER): CLeanup.
6483 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
6485 2002-02-07 Richard Henderson <rth@redhat.com>
6487 PR optimization/2463
6488 * alias.c (find_base_value): Recall base values for fixed hard regs.
6489 * loop.c (loop_regs_update): Don't use single_set on non-insns.
6491 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
6493 * config/mips/mips.md (define_delay) [mips16]: Adjust required
6496 2002-02-06 Richard Henderson <rth@redhat.com>
6499 * stmt.c (resolve_operand_name_1): Take more care with mixed
6500 named and unnamed operands.
6502 2002-02-06 Janis Johnson <janis187@us.ibm.com>
6503 Jan Hubicka <jh@suse.cz>
6505 * loop.c (remove_constant_addition): Avoid clobbering a shared
6508 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
6510 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
6511 * config/s390/t-linux64: New file.
6512 * config/s390/libgcc-glibc.ver: New file.
6514 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
6516 * config/s390/linux64.h: Delete file.
6517 * config/s390/s390x.h: New file.
6518 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
6519 as target header file.
6520 * config/s390/linux.h (TARGET_VERSION): Define depending on
6521 DEFAULT_TARGET_64BIT.
6522 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
6523 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
6524 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
6525 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
6526 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
6527 (EXTRA_SPEC): New define.
6528 * config/s390/s390.h (TARGET_VERSION): Define depending on
6529 DEFAULT_TARGET_64BIT.
6530 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
6532 2002-02-06 Jason Merrill <jason@redhat.com>
6534 * c-decl.c (finish_function): Warn about a non-void function with
6535 no return statement and no abnormal exit.
6536 (current_function_returns_abnormally): New variable.
6537 (start_function): Clear it.
6538 (struct c_language_function): Add returns_abnormally.
6539 (push_c_function_context): Save it.
6540 (pop_c_function_context): Restore it.
6541 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
6542 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
6543 an explicit return type.
6544 * c-tree.h: Declare current_function_returns_abnormally.
6545 (C_FUNCTION_IMPLICIT_INT): New macro.
6546 * c-typeck.c (build_function_call): Set it.
6547 (c_expand_return): Set current_function_returns_value even if the
6550 2002-02-06 Jakub Jelinek <jakub@redhat.com>
6553 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
6554 unsafe for reevaluation.
6556 2002-02-06 Jakub Jelinek <jakub@redhat.com>
6559 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
6560 EXPR_STMT, but COMPOUND_STMT, recurse into it.
6562 2002-02-06 Richard Henderson <rth@redhat.com>
6564 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
6565 be a general_operand. Dest for function value must be a pseudo.
6567 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
6569 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
6570 as SYMBOL_REFs from the constant pool.
6572 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
6574 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
6575 passed by invisible reference.
6577 2002-02-05 Richard Henderson <rth@redhat.com>
6579 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
6581 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
6583 Implement using "base addresses" in insn operands as default.
6584 * config/mmix/mmix.c (mmix_conditional_register_usage): if
6585 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
6586 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
6587 used to read the rtx value.
6588 (mmix_target_asm_function_epilogue): Fix spacing.
6589 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
6590 (mmix_legitimate_address): Ditto.
6591 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
6592 should be loaded with a GETA insn. Don't allocate needless extra
6593 char for nul termination and fix misleading comment.
6594 (mmix_print_operand_address): Handle constants if
6595 TARGET_BASE_ADDRESSES.
6596 (mmix_output_register_setting): Use base addressing if
6597 TARGET_BASE_ADDRESSES and the number of insns is 3.
6598 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
6599 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
6600 to use R as constraint, add LDA to match s.
6601 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
6602 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
6603 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
6604 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
6605 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
6606 order with other fixed registers.
6607 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
6608 other parameter/call-clobbered registers.
6609 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
6610 -mbase-addresses, -mno-base-addresses.
6611 (MMIX Options): Ditto.
6613 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6615 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
6617 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
6619 * config/rs6000/altivec.h: Change elem to _S_elem.
6621 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
6623 * config/netbsd.h (WCHAR_TYPE): Define.
6624 (WCHAR_TYPE_SIZE): Ditto.
6626 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
6627 (WCHAR_UNSIGNED): Ditto.
6628 (WCHAR_TYPE_SIZE): Ditto.
6630 * config/arm/netbsd.h: Likewise.
6631 * config/i386/netbsd-elf.h: Likewise.
6632 * config/i386/netbsd.h: Likewise.
6633 * config/m68k/netbsd-elf.h: Likewise.
6634 * config/m68k/netbsd.h: Likewise.
6635 * config/ns32k/netbsd.h: Likewise.
6636 * config/sparc/netbsd.h: Likewise.
6637 * config/vax/netbsd.: Likewise.
6639 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
6641 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
6642 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
6643 (TARGET_INITIALIZER): this.
6644 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
6645 (BITFIELD_NBYTES_LIMITED): Markup fix.
6646 * tree.h (default_ms_bitfield_layout_p): Declare.
6647 (record_layout_info): Added prev_field.
6648 * tree.c (default_ms_bitfield_layout_p): New fn.
6649 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
6650 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
6651 * stor-layout.c: Include target.h.
6652 (start_record_layout): Initialize prev_field.
6653 (place_field): Handle MS bit-field layout, and disregard
6654 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
6655 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
6656 * Makefile.in (stor-layout.o): Adjust dependencies.
6658 2002-02-05 Jason Merrill <jason@redhat.com>
6660 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
6662 2002-02-05 Andreas Jaeger <aj@suse.de>
6664 * crtstuff.c: Fix comments.
6666 2002-02-05 Richard Henderson <rth@redhat.com>
6669 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
6670 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
6673 * config/mips/mips.c (function_arg): Handle TImode.
6674 (function_arg_advance): Likewise.
6676 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
6678 * config/rs6000/altivec.h (vec_step_help): Rename to
6681 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
6683 * config/rs6000/altivec.h: Fix typos.
6685 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
6687 * config/arm/netbsd.h: Correct a comment.
6689 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
6691 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
6692 building void typed builtins.
6694 * config/rs6000/altivec.h (vec_ld*): Fix typos.
6695 (vec_step): Implement for C++.
6697 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6699 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
6701 2002-02-04 Richard Henderson <rth@redhat.com>
6703 * combine.c (nonzero_bits): Re-introduce special case for
6704 sp/fp/ap wrt REGNO_POINTER_ALIGN.
6706 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
6708 * doc/extend.texi: Warn about unsupported usage of altivec
6711 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
6712 (altivec_predicate_*): New.
6714 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
6715 Add C++ version of vec_*() functions.
6717 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
6718 (bdesc_2arg): Remove altivec predicates.
6719 (altivec_expand_builtin): Handle predicates.
6720 (altivec_init_builtins): Handle predicates.
6721 (altivec_expand_predicate_builtin): New.
6723 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6725 * pa.c (DO_FRAME_NOTES): Move forward.
6726 (store_reg): Revise handling of frame notes.
6727 (load_reg): Likewise.
6728 (set_reg_plus_d): Likewise.
6729 (hppa_expand_prologue): Likewise.
6730 (hppa_expand_epilogue): Likewise.
6732 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6734 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
6736 2002-02-04 Jakub Jelinek <jakub@redhat.com>
6738 PR c/4475, c++/3780:
6739 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
6740 * c-common.h (SWITCH_TYPE): Define.
6741 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
6742 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
6743 Rename spareness variable to sparseness.
6744 (expand_end_case_type): Renamed from expand_end_case, use orig_type
6745 if non-NULL instead of TREE_TYPE (orig_index).
6746 * tree.h (expand_end_case_type): Renamed from expand_end_case.
6747 (expand_end_case): Define using expand_end_case_type.
6748 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
6749 to expand_end_case_type.
6750 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
6752 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6754 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
6755 (BIGGEST_ALIGNMENT): Change to 128.
6757 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6759 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
6761 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6763 * pa.md (call_internal_reg_64bit): Remove unused variable.
6765 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
6767 * config/arm/arm.h (machine_function): Add uses_anonymous_args
6769 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
6770 * config/arm/arm.c (current_function_anonymous_args): Delete,
6771 replace uses with cfun->machine->uses_anonymous_args.
6772 (arm_reorg): Do not reset uses_anonymous_args.
6774 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
6775 any geenral register.
6777 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
6779 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
6782 2002-02-04 Richard Henderson <rth@redhat.com>
6784 * combine.c (force_to_mode): Remove STACK_BIAS code.
6785 (nonzero_bits): Likewise. Replace sp/fp special case with
6786 REGNO_POINTER_ALIGN.
6788 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
6789 (HARD_FRAME_POINTER_REGNUM): New.
6790 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
6791 (FIXED_REGS, CALL_USED_REGS): Update.
6792 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
6793 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
6794 (HARD_REGNO_NREGS): Update for SFP.
6795 (STACK_POINTER_OFFSET): Include bias here ...
6796 (FIRST_PARM_OFFSET): ... not here.
6797 (STACK_BIAS): Remove.
6798 (INIT_EXPANDERS): New.
6799 (STARTING_FRAME_OFFSET): Do not include bias.
6800 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
6801 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
6802 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
6803 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
6804 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
6805 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
6806 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
6807 (MUST_SAVE_REGISTER): Likewise.
6808 (sparc_flat_function_prologue): Likewise.
6809 (sparc_flat_function_epilogue): Likewise.
6810 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
6811 (sparc_init_modes): SFP is GENERAL_REGS.
6812 (sparc_builtin_saveregs): SFP does not have bias applied.
6814 2002-02-04 Richard Henderson <rth@redhat.com>
6816 * config/alpha/alpha.c (current_function_is_thunk): Don't check
6817 current_function_is_thunk.
6818 (alpha_sa_mask): Distinguish between current_function_is_thunk
6819 called from ASM_OUTPUT_MI_THUNK and not.
6820 (alpha_does_function_need_gp): Thunks always need gp.
6821 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
6822 (alpha_output_mi_thunk_osf): New.
6823 * config/alpha/alpha-protos.h: Update.
6824 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
6826 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
6828 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
6829 function types, not when they're taken away.
6831 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
6833 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
6834 CODE_LABEL and jump table when replacing a table jump with a
6837 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
6839 * config/s390/s390-protos.h (legitimize_la_operand,
6840 s390_secondary_input_reload_class, s390_plus_operand,
6841 s390_expand_plus_operand): Add prototypes.
6843 config/s390/s390.c (s390_secondary_input_reload_class,
6844 s390_plus_operand, s390_expand_plus_operand): New functions.
6846 (struct s390_address): New member 'pointer'.
6847 (s390_decompose_address): Compute it.
6848 (legitimate_la_operand_p): Use it.
6849 (legitimize_la_operand): New function.
6850 (movti, movdi, movdf splitters): Call it.
6852 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
6853 (PREDICATE_CODES): Add s390_plus_operand.
6855 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
6856 (la_ccclobber): Allow GENERAL_REGS as output operand.
6858 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
6859 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
6860 (*la_64, *la_31, reload_indi, reload_insi): ... these.
6862 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
6864 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
6865 register names for regular asm () construct.
6867 2002-02-04 Jakub Jelinek <jakub@redhat.com>
6869 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
6872 2002-02-04 Jakub Jelinek <jakub@redhat.com>
6874 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
6877 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
6879 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
6880 constant pool to be identical by string address and index.
6882 2002-02-04 Anthony Green <green@redhat.com>
6884 * output.h (SECTION_OVERRIDE): Define.
6885 * varasm.c (named_section): Obey SECTION_OVERRIDE.
6887 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
6889 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
6890 by existing arm*-*-netbsd* (a.out) target.
6891 (ns32k-*-netbsdelf*): Likewise.
6892 (sparc-*-netbsdelf*): Likewise.
6893 (vax-*-netbsdelf*): Likewise.
6895 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
6897 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
6898 headers and libobjc headers.
6900 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
6902 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
6903 (_mingw.h): Remove duplicate include.
6905 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
6907 * config.gcc: Set cpu_type to m68k for 68010, as well.
6908 (m68010-*-netbsdelf*): New...
6909 (m68k*-*-netbsdelf*): ...targets.
6910 * config/m68k/netbsd-elf.h: New file.
6912 2002-02-02 Kazu Hirata <kazu@hxi.com>
6914 * config/h8300/h8300.c (hand_list): Move inside function_arg.
6916 2002-02-02 Kazu Hirata <kazu@hxi.com>
6918 * config/h8300/h8300.c (h8_push_ops): Move inside
6920 (h8_pop_ops): Likewise.
6921 (h8_move_ops): Likewise.
6923 2002-02-02 Kazu Hirata <kazu@hxi.com>
6925 * config/h8300/h8300.c (os_task): Make it static.
6926 (monitor): Likewise.
6927 (pragma_saveall): Likewise.
6929 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
6931 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
6932 constant is a valid sign-extension for Pmode.
6934 2002-02-02 Kazu Hirata <kazu@hxi.com>
6936 * config/h8300/h8300.c: Fix formatting.
6938 2002-02-02 Kazu Hirata <kazu@hxi.com>
6940 * config/h8300/h8300.md: Fix formatting.
6942 2002-02-02 Kazu Hirata <kazu@hxi.com>
6944 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
6945 predicates of operands[1]. Split the patterns for each
6948 2002-02-02 Kazu Hirata <kazu@hxi.com>
6950 * config/h8300/h8300.md (xor patterns): Tighten the predicates
6951 of operands[1] to register_operand.
6953 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
6955 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
6956 * cpphash.c (_cpp_init_hashtable): Similarly.
6957 * cppinit.c (cpp_create_reader): Default the signed_char flag.
6958 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
6959 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
6960 (cpp_handle_option): Handle the new options.
6961 * cpplex.c (cpp_interpret_charconst): Use new flag.
6962 * cpplib.h (struct cpp_options): New member signed_char.
6963 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
6964 (cpp_options): Handle -fsigned-char and -funsigned-char.
6965 (static_specs): Remove signed_char_spec.
6966 (do_spec1): Don't handle %c.
6967 * system.h: Poison SIGNED_CHAR_SPEC.
6968 * tradcif.y (yylex): Use flag_signed_char.
6969 * tradcpp.h (flag_signed_char): New.
6970 * tradcpp.c (flag_signed_char): New.
6971 (main): Handle new command-line options.
6972 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
6974 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
6975 * avr/avr.h: Remove old comments.
6976 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
6977 (CC1_SPEC): Pass -fsigned-char if -mic*.
6978 (SIGNED_CHAR_SPEC): Remove.
6980 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
6982 2002-02-01 Eric Christopher <echristo@redhat.com>
6984 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
6985 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
6986 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
6987 (ASM_OUTPUT_REG_POP): Ditto.
6989 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
6991 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
6994 2002-02-02 Jakub Jelinek <jakub@redhat.com>
6996 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
6998 2002-02-02 Jakub Jelinek <jakub@redhat.com>
7001 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
7004 2002-02-01 Janis Johnson <janis187@us.ibm.com>
7006 * cfganal.c: Include tm_p.h.
7007 (keep_with_call_p): Fix the test that determines if a register holds
7008 the return value of a call.
7010 2002-02-01 DJ Delorie <dj@redhat.com>
7012 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
7013 we are given conflicting registers, switch to the other one we
7014 had allocated for us.
7015 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
7016 as TImode so we know when the "other" register is available.
7018 2002-02-01 David O'Brien <obrien@FreeBSD.org>
7020 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
7023 2002-02-01 Janis Johnson <janis187@us.ibm.com>
7025 * cfganal.c (keep_with_call_p): New function.
7026 (flow_call_edges_add): Prevent splitting a block between a call and
7027 a single-set instruction that should be kept in the same block.
7029 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7031 * doc/install.texi (avr): Update outdated URL.
7033 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
7035 * config/stormy16/stormy16.md (pushqi): New.
7039 (movhi): Remove stack operands.
7041 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
7042 nonimmediate_nonstack_operand.
7043 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
7045 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
7048 2002-01-31 Jason Merrill <jason@redhat.com>
7050 * Makefile.in (c-parse.c): Handle .output file.
7051 * objc/Make-lang.in (objc-parse.c): Likewise.
7053 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
7055 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
7056 the -me[lb] option is given. Don't output the default flag
7059 2002-01-31 Zack Weinberg <zack@codesourcery.com>
7061 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
7062 the primary source file; this has not been done yet.
7063 * c-decl.c (c_expand_body): Reset input_filename from
7064 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
7066 2002-01-31 Kazu Hirata <kazu@hxi.com>
7068 * rtlanal.c (subreg_regno_offset): Do not use
7069 SUBREG_REGNO_OFFSET.
7070 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
7071 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
7073 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7075 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
7076 version rather than GNATS version in --version output.
7078 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
7080 * ifcvt.c (noce_process_if_block): Make a copy of the destination
7081 when copying back from a temporary.
7083 2002-01-30 Richard Henderson <rth@redhat.com>
7085 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
7086 and new_dest are the same.
7088 2002-01-30 Richard Henderson <rth@redhat.com>
7091 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
7092 * rtl.c (note_insn_name): Update.
7093 * emit-rtl.c (remove_unnecessary_notes): Kill it.
7094 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
7095 to perform loop rotation.
7096 (expand_exit_loop_top_cond): New.
7097 * tree.h (expand_exit_loop_top_cond): Declare it.
7098 * c-semantics.c (genrtl_while_stmt): Use it.
7099 (genrtl_for_stmt): Likewise.
7101 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
7103 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
7104 arguments to 64-bit boundaries on 64-bit ABIs.
7106 2002-01-30 Steve Ellcey <sje@cup.hp.com>
7108 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
7110 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7112 * c-decl.c (grokdeclarator): Handle type being a typedef for an
7115 2002-01-30 David O'Brien <obrien@FreeBSD.org>
7117 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
7118 * config/sparc/sparc_bi.h: Remove file.
7119 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
7121 2002-01-30 Richard Henderson <rth@redhat.com>
7123 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
7125 2002-01-30 Zack Weinberg <zack@codesourcery.com>
7127 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
7129 2002-01-30 Jason Merrill <jason@redhat.com>
7131 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
7132 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
7133 (reg_save): Use DW_CFA_offset_extended_sf instead.
7135 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
7137 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7139 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
7142 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
7144 * rs6000.md ("*call_value_local32"): Remove constraints.
7145 ("*call_value_local64"): Same.
7146 ("*call_value_indirect_nonlocal_aix32"): Same.
7147 ("*call_value_nonlocal_aix32"): Same.
7148 ("*call_value_indirect_nonlocal_aix64"): Same.
7149 ("*call_value_nonlocal_aix64"): Same.
7150 ("*call_value_nonlocal_sysv"): Same.
7152 2002-01-29 Richard Henderson <rth@redhat.com>
7154 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
7156 2002-01-29 Richard Henderson <rth@redhat.com>
7158 * expr.c (force_operand): Ignore flag_pic for detecting pic
7160 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
7161 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
7162 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
7163 instead of open-coded loop.
7164 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
7165 be fixed when in use.
7167 2002-01-29 Richard Henderson <rth@redhat.com>
7169 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
7170 * sched-rgn.c (propagate_deps): Update them.
7171 * sched-deps.c (sched_analyze_insn): Update them. Flush the
7172 clobbers list when either gets too long.
7174 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7176 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
7177 and INDEX_REGS the same as GENERAL_REGS.
7178 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7180 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7182 * tree.c (build_nonstandard_integer_type): Correct prototype.
7184 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
7186 * config/s390/s390.md (movstrsico, movstrdix_64,
7187 movstrsix_31): Remove, replace by ...
7188 (movstrdi_short, movstrsi_short, movstrdi_long,
7189 movstrsi_long): ... these. New.
7190 (movstrdi, movstrsi): Adapt.
7192 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
7193 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
7194 Remove unnecessary CC clobber.
7195 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
7196 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
7198 (divmoddi4): Don't partially initialize TImode register.
7200 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
7202 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
7204 2002-01-29 Richard Henderson <rth@redhat.com>
7206 * flow.c (print_rtl_and_abort): Remove.
7207 (print_rtl_and_abort_fcn): Remove.
7208 (verify_local_live_at_start): Use dump_bb instead.
7209 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
7210 (verify_wide_reg_1): Return 2 on mode test failure.
7212 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7214 PR c/3325, c/3326, c/2511, c/3347
7215 * c-decl.c (enum_decl_context): Remove BITFIELD.
7216 (grokdeclarator): Take bitfield width as an input.
7217 Ensure bitfields are given the correct type. Perform
7218 bitfield width validation with build_bitfield_integer_type
7219 rather than waiting for finish_struct.
7220 (grok_typename, grok_typename_in_parm_context, start_decl,
7221 push_parmdecl, grokfield, start_function): Update calls to
7223 (build_bitfield_integer_type): New function.
7224 (finish_struct): Move bitfield validation to grokdeclarator
7225 and build_bitfield_integer_type.
7226 * tree.c (build_nonstandard_integer_type): New function.
7227 * tree.h (build_nonstandard_integer_type): New prototype.
7229 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
7231 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7234 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
7235 don't ignore unrecognized -W* options.
7236 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
7237 * cpplib.h (cpp_handle_option): Adjust prototype.
7238 * c-decl.c (c_decode_options): Pass 0 as last argument to
7242 * gcc.c (cpp_unique_options): Split from cpp_options.
7243 (cpp_options): Source cpp_unique_options.
7244 (default_compilers): Use cpp_unique_options instead of cpp_options
7245 when used together with cc1_options.
7246 (static_specs): Add cpp_unique_options.
7247 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
7248 when used together with cc1_options.
7250 2002-01-29 Kazu Hirata <kazu@hxi.com>
7252 * config/h8300/h8300-protos.h: Update the prototype of
7254 * config/h8300/h8300.c (output_a_shift): Remove an unused
7255 argument 'insn'. Remove redundant code.
7256 * config/h8300/h8300.md: Adust to the new prototype of
7259 2002-01-29 Kazu Hirata <kazu@hxi.com>
7261 * config/h8300/h8300-protos.h: Update the prototypes of
7262 emit_a_rotate and expand_a_rotate.
7263 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
7264 first argument to 'enum rtx_code'.
7265 (expand_a_rotate): Likewise.
7267 2002-01-28 Kazu Hirata <kazu@hxi.com>
7269 * config/h8300/h8300-protos.h: Update the prototype of
7271 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
7273 * config/h8300/h8300.md: Adjust to the new prototype.
7275 2002-01-28 Kazu Hirata <kazu@hxi.com>
7277 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
7280 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7282 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
7283 is a fixed register before returning pic_offset_table_rtx.
7284 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
7285 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
7287 2002-01-28 Jason Merrill <jason@redhat.com>
7289 * dwarf2.h: Sync with src version.
7291 2002-01-28 Paul Koning <pkoning@equallogic.com>
7293 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
7295 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
7296 * doc/extend.texi (__builtin_prefetch): Update documentation:
7297 first argument is now const void ptr.
7299 2002-01-28 Kazu Hirata <kazu@hxi.com>
7301 * config/h8300/h8300-protos.h: Remove an unused prototype.
7303 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
7305 * toplev.c (lang_independent_init): Round up identifier size.
7307 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
7309 * config.gcc: Revert previous change.
7311 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
7313 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
7315 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
7317 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
7318 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
7319 other non-elf netbsd config frags.
7320 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
7321 collect2 will does that.
7322 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
7323 shared-lib frobbing will work.
7325 2002-01-28 Kazu Hirata <kazu@hxi.com>
7327 * config/h8300/h8300.h: Fix formatting.
7328 * config/h8300/h8300.md: Likewise.
7330 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
7332 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
7333 the old, removed AAA_standards fix.
7334 * fixinc/fixincl.x: Rebuilt.
7336 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
7338 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
7339 atexit call in crtbegin, hooked in after call to frame_dummy;
7340 register EH before registering __fini__start.
7342 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
7344 * config/rs6000/altivec.h: Remove spurious semicolons.
7346 2002-01-27 Kazu Hirata <kazu@hxi.com>
7348 * config/h8300/h8300.md: Replace dead bit extraction patterns
7349 with ones that work.
7351 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7353 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
7354 if not STRICT_ALIGNMENT.
7355 * rtl.h (MEM_ALIGN): Likewise.
7357 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
7359 * doc/invoke.texi (-fdump-translation-unit): Revert this
7360 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
7362 2002-01-27 Kazu Hirata <kazu@hxi.com>
7364 * config/h8300/h8300.md (define_constants): New.
7365 (anonymous patterns) Use defined constants appropriately.
7367 2002-01-27 Kazu Hirata <kazu@hxi.com>
7369 * config/h8300/h8300.c (function_arg): Remove redundant code.
7371 2002-01-26 Richard Henderson <rth@redhat.com>
7373 * sched-deps.c (reg_pending_uses_head): New.
7374 (reg_pending_barrier): Rename from reg_pending_sets_all.
7375 (find_insn_list): Don't mark inline.
7376 (find_insn_mem_list): Remove.
7377 (add_dependence_list, add_dependence_list_and_free): New.
7378 (flush_pending_lists): Replace only_write param with separate
7379 for_read and for_write parameters. Update all callers. Use
7380 add_dependence_list_and_free.
7381 (sched_analyze_1): Do not add reg dependencies here; just set
7382 the pending bits. Use add_dependence_list.
7383 (sched_analyze_2): Likewise.
7384 (sched_analyze_insn): Replace schedule_barrier_found with
7385 reg_pending_barrier. Add all dependencies for pending reg
7386 uses, sets, and clobbers.
7387 (sched_analyze): Don't add reg dependencies for calls, just
7388 set pending bits. Use regs_invalidated_by_call. Treat
7389 sched_before_next_call as a normal list, not a fake insn.
7390 (init_deps): No funny init for sched_before_next_call.
7391 (free_deps): Free pending mems lists. Don't zero reg_last.
7392 (init_deps_global): Init reg_pending_uses.
7393 (finish_deps_global): Free it.
7394 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
7395 (find_insn_mem_list): Remove.
7396 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
7397 (propagate_deps): Use them. Zero temp mem lists.
7399 2002-01-26 Richard Henderson <rth@redhat.com>
7401 * Makefile.in (CRTSTUFF_CFLAGS): New.
7402 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
7403 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
7404 crtstuff.c instead of alpha assembly version.
7405 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
7406 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
7407 not FORCE_{INIT,FINI}_SECTION_ALIGN.
7408 (__do_global_dtors_aux): Mark used.
7409 (frame_dummy, __do_global_ctors_aux): Mark used.
7410 (fini_dummy, init_dummy): Remove.
7412 * config/alpha/crtbegin.asm: Remove file.
7413 * config/alpha/crtend.asm: Remove file.
7414 * config/alpha/t-crtbe: Remove file.
7415 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
7416 (LINK_EH_SPEC): New.
7418 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
7419 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
7420 calling constructors.
7421 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
7423 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
7424 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
7425 CRT_END_INIT_DUMMY hack.
7426 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
7427 FORCE_{INIT,FINI}_SECTION_ALIGN.
7429 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
7430 FORCE_{INIT,FINI}_SECTION_ALIGN.
7432 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
7433 invocation sequence.
7434 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
7436 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
7437 (FORCE_CODE_SECTION_ALIGN): New.
7439 2002-01-26 Richard Henderson <rth@redhat.com>
7441 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
7443 2002-01-26 Richard Henderson <rth@redhat.com>
7445 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
7446 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
7448 2002-01-26 Kazu Hirata <kazu@hxi.com>
7450 * config/h8300/h8300.md: Remove bit extraction patterns that
7451 cannot be triggered.
7452 Restrict each bit extraction pattern to a variant on which the
7455 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
7457 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
7459 2002-01-26 Kazu Hirata <kazu@hxi.com>
7461 * config/h8300/h8300.md: Remove bit test patterns that cannot
7463 Restrict each bit test pattern to a variant on which the
7466 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7468 * builtins.c (expand_builtin_strncat): Remove redundant check for
7471 2002-01-25 David O'Brien <obrien@FreeBSD.org>
7473 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
7475 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
7478 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
7480 * dbxout.c (dbxout_init): Use assemble_name rather than just
7481 stripping off the first character.
7482 (dbxout_source_file): Likewise.
7484 2002-01-25 DJ Delorie <dj@redhat.com>
7486 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
7487 using rtx_equal_p, not by comparing pointers.
7489 2002-01-25 Steve Ellcey <sje@cup.hp.com>
7491 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
7492 for PIC_OFFSET_TABLE_REGNUM.
7493 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
7495 2002-01-25 David O'Brien <obrien@FreeBSD.org>
7497 * config.gcc (x86_64-*-freebsd*): New target.
7498 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
7500 (i[34567]86-*-freebsd*): Don't include svr4.h.
7501 * config/i386/freebsd64.h: New file.
7503 2002-01-25 Douglas B Rupp <rupp@gnat.com>
7505 * config/alpha/x-vms (version): Make static.
7507 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
7508 in previous checkin.
7510 * Makefile.in (install-headers-cp): New target.
7511 * config.gcc (alpha-dec-*vms*): Install headers with
7514 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
7516 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
7519 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7521 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
7522 of compare_tree_int.
7523 (expand_builtin_strncat): Likewise.
7524 * c-decl.c (finish_struct): Use tree_low_cst.
7525 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
7526 * tree.c (compare_tree_int): Likewise.
7528 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
7530 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
7531 adjustments even if they are implemented by more than two insns.
7533 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
7535 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
7536 * df.h (struct ref): Kill B.
7537 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
7539 * basic-block.h (PROP_EQUAL_NOTES): New flag.
7540 * flow.c (propagate_one_insn): Use it.
7541 (mark_used_regs): Handle NIL.
7543 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
7545 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
7548 2002-01-25 David Edelsohn <edelsohn@gnu.org>
7550 * rs6000.md (prefetch): Make address V4SI mode so that the address
7551 is restricted to legitimate form for instruction.
7553 2002-01-25 Bob Wilson <bob.wilson@acm.org>
7555 * doc/install.texi (xtensa-*-elf): New target.
7556 (xtensa-*-linux*): New target.
7557 * doc/contrib.texi: Add myself.
7559 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
7561 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
7562 purpose register to hold an SImode (or smaller) value.
7564 2002-01-25 Jakub Jelinek <jakub@redhat.com>
7566 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
7568 * crtstuff.c: Likewise.
7570 2002-01-25 Kazu Hirata <kazu@hxi.com>
7572 * config/h8300/h8300.md (negation patterns): Tighten
7573 predicates to register_operand.
7575 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
7577 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
7580 * builtins.c (expand_builtin_prefetch): Same.
7582 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
7584 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
7587 2002-01-24 Kazu Hirata <kazu@hxi.com>
7589 * config/h8300/h8300.c (print_operand): Remove support for
7590 operand character 'A'.
7591 * config/h8300/h8300.md (three anonymous patterns): Replace
7592 operand character 'A' with either 'T' or 'S'.
7594 2002-01-24 Kazu Hirata <kazu@hxi.com>
7596 * config/h8300/h8300.c (print_operand): Remove support for
7597 operand character 'U'.
7599 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
7601 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
7603 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
7605 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
7606 values to be assigned to the stack pointer.
7608 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
7610 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
7611 to const_double needs to be done right for big-endian systems.
7613 2002-01-24 Jason Merrill <jason@redhat.com>
7616 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
7617 to can_throw_internal.
7619 2002-01-23 Richard Henderson <rth@redhat.com>
7621 * fold-const.c (fold): Change UINT_MAX test to check vs precision
7622 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
7624 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
7626 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
7627 (symGOT2reg): Use them, then set as GOT value as unchanging.
7628 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
7629 as a temporary, if possible.
7630 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
7631 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
7633 2002-01-23 Kazu Hirata <kazu@hxi.com>
7635 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
7636 accept to accept 0x80 as operands[2].
7638 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
7640 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
7642 2002-01-23 Richard Henderson <rth@redhat.com>
7644 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
7646 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
7648 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
7649 (parmlist_or_identifiers_1): Verify that only a parmlist follows
7652 2002-01-23 Richard Henderson <rth@redhat.com>
7654 * expr.c (move_by_pieces_1): Extend size before negation.
7656 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
7657 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
7658 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
7659 * config/m68k/t-m68kelf: Likewise.
7661 2002-01-23 Bob Wilson <bob.wilson@acm.org>
7663 * config/xtensa/elf.h: New file.
7664 * config/xtensa/lib1funcs.asm: New file.
7665 * config/xtensa/lib2funcs.S: New file.
7666 * config/xtensa/linux.h: New file.
7667 * config/xtensa/t-xtensa: New file.
7668 * config/xtensa/xtensa-config.h: New file.
7669 * config/xtensa/xtensa-protos.h: New file.
7670 * config/xtensa/xtensa.c: New file.
7671 * config/xtensa/xtensa.h: New file.
7672 * config/xtensa/xtensa.md: New file.
7673 * config.gcc (xtensa-*-elf*): New target.
7674 (xtensa-*-linux*): New target.
7675 * cse.c (canon_hash): Compare rtx pointers instead of register
7676 numbers. This is required for the Xtensa port.
7677 * integrate.c (copy_insn_list): Handle case where the static
7678 chain is in memory and the memory address has to be copied to
7680 * doc/invoke.texi (Option Summary): Add Xtensa options.
7681 (Xtensa Options): New node.
7682 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
7684 2002-01-23 Zack Weinberg <zack@codesourcery.com>
7686 * diagnostic.c (internal_error): Do ICE suppression only
7687 when ENABLE_CHECKING is not defined.
7689 * c-typeck.c (require_complete_type): Return error_mark_node
7690 if type is error_mark_node.
7692 2002-01-23 Janis Johnson <janis187@us.ibm.com>
7694 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
7695 -Os and issue a warning.
7697 2002-01-23 Zack Weinberg <zack@codesourcery.com>
7699 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
7700 current (lack of) need for host configuration by hand.
7702 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
7703 references. Documentation of some target macros moved from
7704 hostconfig.texi to tm.texi.
7706 2002-01-23 Will Cohen <wcohen@redhat.com>
7708 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
7711 2002-01-23 Kazu Hirata <kazu@hxi.com>
7713 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
7716 2002-01-23 Jason Merrill <jason@redhat.com>
7718 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
7720 * function.c (assign_parms): Don't put args of inline functions
7721 into registers when not optimizing.
7723 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
7725 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
7726 (prologue_use): New pattern.
7727 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
7728 preference to gen_rtx_USE.
7729 (thumb_expand_prologue): Use gen_prologue_use in preference to
7731 (thumb_expand_epilogue): Use gen_prologue_use in preference to
7734 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
7736 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
7738 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
7741 * doc/extend.texi: Correct documentation of __alignof__.
7743 2002-01-22 Zack Weinberg <zack@codesourcery.com>
7745 * params.h: Rename arguments of DEFPARAM so that it will be
7746 recognized as a translation keyword.
7748 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
7750 * extend.texi: Document altivec functions.
7751 Fix N-bit adjectives in X86 builtin documentation.
7753 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
7755 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
7756 auto_inc_dec values.
7758 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
7760 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
7762 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
7764 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
7766 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
7768 2002-01-22 Richard Henderson <rth@redhat.com>
7770 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
7771 copy_insn not copy_rtx.
7773 2002-01-23 Alan Modra <amodra@bigpond.net.au>
7775 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
7776 "nonzero" as that might add "1" bits. Ensure "constop" is
7777 properly sign extened.
7778 (force_to_mode): Tweak for sign extended constop.
7780 2002-01-22 Richard Henderson <rth@redhat.com>
7782 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
7783 for_each_rtx instead of assuming we're already looking at the MEM.
7784 (split_small_symbolic_mem_operand): Likewise.
7785 * config/alpha/alpha.h (PREDICATE_CODES): Update.
7786 * config/alpha/alpha.md (small symbolic memory splitters): Update.
7788 2002-01-22 Richard Henderson <rth@redhat.com>
7790 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
7791 sequence number for the literal.
7792 (divmoddi_internal_er): Likewise.
7794 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
7797 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
7798 in LIBICONV variable.
7799 * configure: Regenerated.
7801 2002-01-22 Krister Walfridsson <cato@df.lth.se>
7803 * dependence.c (build_def_use): Remove array_idx.
7805 * dwarfout.c (last_filename): Remove.
7806 (output_compile_unit_die): Remove last_filename.
7808 2002-01-22 Roger Sayle <roger@eyesopen.com>
7809 Richard Henderson <rth@redhat.com>
7812 * fold-const.c (fold): Optimize unsigned comparisons against
7813 UINT_MAX (and similar unsigned constants).
7815 2002-01-22 Janis Johnson <janis187@us.ibm.com>
7817 * Makefile.in (loop.o): Depend on OPTABS_H.
7818 * loop.c (emit_prefetch_instructions): Check the prefetch operand
7819 against the predicate.
7822 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
7823 for the address operand.
7825 2002-01-22 Richard Henderson <rth@redhat.com>
7827 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
7829 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
7832 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
7835 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
7837 * config.gcc (x86_64-*-netbsd*): New target.
7838 * config/i386/netbsd64.h: New file.
7840 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
7842 * regrename.c (kill_value): Fix typo.
7844 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
7846 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
7848 * config/rs6000/rs6000.h: Same.
7850 * function.c (instantiate_virtual_regs): Remove
7851 STARTING_FRAME_PHASE.
7852 (assign_stack_local_1): Same.
7853 Calculate frame phase.
7855 2002-01-22 Nick Clifton <nickc@redhat.com>
7857 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
7858 variable declaration to outer scope in order to simplify
7860 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
7861 arm_hard_regno_mode_ok.
7862 * config/arm/arm-protos.h: Add a prototype for
7863 arm_hard_regno_mode_ok.
7864 * config/arm/arm.c (soft_df_operand): Remove now redundant
7865 check for DImode values using IP_REGNUM.
7866 (nonimmediate_soft_df_operand): Remove now redundant check for
7867 DImode values using IP_REGNUM.
7868 (arm_hard_regno_mode_ok): New function. New check: make sure
7869 that DImode values are not stored in IP_REGNUM.
7871 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
7873 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
7875 2002-01-22 Jason Merrill <jason@redhat.com>
7877 * c-semantics.c (genrtl_compound_stmt): Only check nesting
7878 consistency if this COMPOUND_STMT is scoped.
7880 2002-01-22 Kazu Hirata <kazu@hxi.com>
7882 * predict.c: Fix formatting.
7883 * print-tree.c: Likewise.
7884 * protoize.c: Likewise.
7887 * sbitmap.h: Likewise.
7889 * sched-deps.c: Likewise.
7890 * sched-vis.c: Likewise.
7891 * sdbout.c: Likewise.
7892 * sibcall.c: Likewise.
7894 * ssa-ccp.c: Likewise.
7895 * ssa-dce.c: Likewise.
7897 * stor-layout.c: Likewise.
7898 * system.h: Likewise.
7900 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7902 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
7903 if fits in bounds of base type.
7905 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
7906 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
7907 (add_bound_info, default): If can't find a context, make a
7909 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
7911 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
7913 * c-typeck.c (parser_build_binary_op): If result from
7914 build_binary_op is ERROR_MARK just return error_mark_node without
7917 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
7919 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
7920 Split a.out-specific bits into...
7921 * config/netbsd-aout.h: ...this.
7922 * config/netbsd-elf.h: New file.
7923 * config/alpha/netbsd-elf.h: Remove.
7924 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
7925 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
7926 (STARTFILE_SPEC): Remove redundant definition.
7927 (ENDFILE_SPEC): Likewise.
7928 (LINK_SPEC): Likewise.
7929 (CPP_SPEC): Likewise.
7930 (ASM_SPEC): Likewise.
7931 (LIB_SPEC): Likewise.
7932 (SWITCH_TAKES_ARG): Likewise.
7933 (TARGET_MEM_FUNCTIONS): Likewise.
7934 (CPP_PREDEFINES): Redefine.
7935 (ASM_FINAL_SPEC): Remove redefinition.
7936 (ASM_COMMENT_START): Redefine.
7937 (FUNCTION_PROFILER): Define.
7938 (TARGET_VERSION): Redefine.
7939 Comment and formatting cleanup.
7940 * config/i386/netbsd.h: Include <netbsd-aout.h>.
7941 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
7942 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
7943 big- or little-endian.
7944 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
7945 * config.gcc (*-*-netbsd*): Add definitions common to all
7947 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
7948 gnu_ld definitions. Add netbsd-elf.h to and remove
7949 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
7950 tmake_file, and don't lose previous tmake_file contents.
7951 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
7952 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
7953 gnu_ld definitions. Add netbsd-elf.h to tm_file.
7954 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
7955 (mipsel-*-netbsd*): Rename this to...
7956 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
7957 mips/little.h to tm_file for mips*el-*.
7958 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
7959 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
7960 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
7962 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
7964 * pa-protos.h (reg_before_reload_operand): New function prototype.
7965 * pa.c (reg_before_reload_operand): New function implementation.
7966 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
7969 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7971 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
7973 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
7975 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
7976 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
7977 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
7978 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
7979 (ENDFILE_SPEC): Undefine.
7980 (STARTFILE_SPEC): Redefine for PA.
7982 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7984 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
7986 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
7988 * config.gcc: Add entries to supported PowerPC --with-cpu
7991 2002-01-21 Jakub Jelinek <jakub@redhat.com>
7993 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
7994 true for 64-bit mode only SSE registers in 32-bit mode.
7996 2002-01-21 Kazu Hirata <kazu@hxi.com>
7998 * unwind-dw2.c: Fix formatting.
7999 * unwind-dw2-fde.c: Likewise.
8000 * unwind-dw2-fde.h: Likewise.
8001 * unwind-pe.h: Likewise.
8002 * varasm.c: Likewise.
8003 * varray.h: Likewise.
8005 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8007 Remove workaround for register stack overwrite bug in mmix.
8008 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
8009 support for TARGET_REG_STACK_FILL_BUG.
8010 * config/mmix/mmix.h: Remove member has_call_without_parameters.
8011 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
8013 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
8014 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
8015 -mno-reg-stack-fill-bug-workaround.
8016 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
8017 machine member has_call_without_parameters.
8018 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
8019 -mreg-stack-fill-bug-workaround and
8020 -mno-reg-stack-fill-bug-workaround.
8021 (MMIX Options): Ditto.
8023 2002-01-21 Kazu Hirata <kazu@hxi.com>
8025 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
8027 Remove redundant code.
8029 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
8031 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
8032 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8033 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
8034 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
8035 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
8036 out target macro definitions and non-target-specific comments
8037 mostly taken from old versions of the manual.
8039 2002-01-20 Kazu Hirata <kazu@hxi.com>
8041 * config/h8300/h8300.h: Fix comment formatting.
8042 * config/ia64/aix.h: Likewise.
8043 * config/ia64/ia64-protos.h: Likewise.
8044 * config/ia64/ia64.c: Likewise.
8045 * config/ia64/ia64.h: Likewise.
8046 * config/ia64/ia64intrin.h: Likewise.
8047 * config/ia64/linux.h: Likewise.
8048 * config/ia64/unwind-aix.c: Likewise.
8049 * config/ia64/unwind-ia64.c: Likewise.
8051 2002-01-20 Kazu Hirata <kazu@hxi.com>
8053 * config/h8300/h8300.c: Revise comments about shift code.
8055 2002-01-20 Kazu Hirata <kazu@hxi.com>
8057 * config/h8300/h8300.c (function_arg): Update a comment.
8059 2002-01-20 Kazu Hirata <kazu@hxi.com>
8061 * config/h8300/h8300.md: Update the comments at the beginning
8064 2002-01-20 Kazu Hirata <kazu@hxi.com>
8066 * config/i370/i370.c: Fix comment formatting.
8067 * config/i370/i370.h: Likewise.
8068 * config/i370/i370.md: Likewise.
8069 * config/i370/linux.h: Likewise.
8071 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8073 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
8075 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
8076 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
8079 2002-01-20 Graham Stott <grahams@redhat.com>
8081 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
8083 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
8085 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
8087 2002-01-19 Tom Rix <trix@redhat.com>
8089 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
8091 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
8093 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
8095 * function.c (assign_stack_local_1): Adjust x_frame_offset with
8096 STARTING_FRAME_PHASE.
8097 (STARTING_FRAME_PHASE): New.
8098 (instantiate_virtual_regs): Check saneness of
8099 STARTING_FRAME_PHASE.
8101 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
8103 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
8105 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
8107 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
8109 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
8110 be used for bootstrapping GCC 3.0.
8112 2002-01-18 Kazu Hirata <kazu@hxi.com>
8114 * config/h8300/h8300.md: Fix an insn length.
8116 2002-01-18 Kazu Hirata <kazu@hxi.com>
8118 * bitmap.h: Fix comment formatting.
8119 * combine.c: Likewise.
8120 * cppfiles.c: Likewise.
8121 * c-pragma.h: Likewise.
8122 * c-typeck.c: Likewise.
8124 * dwarf2out.c: Likewise.
8125 * function.c: Likewise.
8127 * genattrtab.c: Likewise.
8128 * gthr-win32.h: Likewise.
8129 * haifa-sched.c: Likewise.
8130 * predict.c: Likewise.
8131 * rtlanal.c: Likewise.
8133 * unwind-dw2-fde.h: Likewise.
8134 * unwind-pe.h: Likewise.
8135 * vmsdbgout.c: Likewise.
8137 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8139 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
8140 if type_required and passed decl.
8142 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
8144 * config.gcc (cpu_type): Include altivec.h in powerpc
8148 * config/rs6000/altivec.h: New.
8150 2002-01-17 David Edelsohn <edelsohn@gnu.org>
8152 * doc/install.texi (*-ibm-aix*): Update assembler and exception
8153 handling information.
8154 * doc/trouble.texi (Interoperation): Add libstdc++ information
8156 (Misunderstandings): Add template instantiation and static template
8157 member information for AIX.
8159 2002-01-17 Jason Merrill <jason@redhat.com>
8161 * dbxout.c (dbxout_type): Support const and volatile.
8163 * except.c (add_partial_entry): Remove backwards compatibility code.
8164 (end_protect_partials): Likewise.
8166 2002-01-17 Jakub Jelinek <jakub@redhat.com>
8168 * config/ia64/ia64.md (prologue_use): New.
8169 * config/ia64/ia64.c (ia64_expand_prologue): Use
8170 gen_prologue_use instead of gen_rtx_USE.
8171 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
8172 as CODE_FOR_pred_rel_mutex.
8173 (ia64_sched_reorder2): Likewise.
8175 2002-01-16 Eric Christopher <echristo@redhat.com>
8177 * config/mips/r3900.h: Reformat.
8178 (SUBTARGET_CPP_SIZE_SPEC): Remove.
8179 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
8180 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
8181 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
8182 * config/mips/t-elf: Remove mips3 multilib.
8184 2002-01-16 H.J. Lu <hjl@gnu.org>
8186 * config/mips/linux.h: Include "mips/abi64.h".
8188 2002-01-16 H.J. Lu <hjl@gnu.org>
8190 * config/mips/t-linux: New.
8192 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
8194 * config/mips/linux.h: Don't include "gofast.h".
8195 (INIT_SUBTARGET_OPTABS): Removed.
8197 2002-01-16 Kazu Hirata <kazu@hxi.com>
8199 * config/h8300/h8300-protos.h: Replace emit_a_shift with
8201 * config/h8300/h8300.c: Likewise.
8202 * config/h8300/h8300.md: Likewise.
8204 2002-01-16 Kazu Hirata <kazu@hxi.com>
8206 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
8207 spaces after an opcode name.
8208 (pushqi1_h8300hs): Likewise.
8209 (pushhi1_h8300hs): Likewise.
8211 2002-01-16 Kazu Hirata <kazu@hxi.com>
8213 * doc/extend.texi: Replace "option" with "attribute"
8216 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8218 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
8219 (and:DI () (const_int -8)).
8220 (split_small_symbolic_mem_operand): Split
8221 (mem (and:DI () (const_int -8)).
8223 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8226 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
8227 same way as TYPE_IMUL.
8228 (ultrasparc_sched_reorder): Likewise.
8229 * config/sparc/sparc.md (type): Add comment to update
8230 ultrasparc_sched_reorder when making changes.
8232 2002-01-16 Kazu Hirata <kazu@hxi.com>
8234 * doc/invoke.texi: Change the dump file name of block
8235 reordering pass from 28.bbro to 29.bbro.
8238 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
8240 * i386.md (minsf splitter): Fix pasto.
8242 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
8244 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
8245 to frame pointer initialisation instruction.
8246 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
8247 initialisation instruction.
8248 (soft_df_operand): Do not accept the IP register.
8249 (nonimmediate_soft_df_operand): Do not accept the IP register.
8251 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8254 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
8255 MASK_V8 being both set.
8257 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
8259 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
8260 insn for GOT register; add REG_MAYBE_DEAD notes instead.
8261 config/s390/s390.md (call, call_value): Add GOT register to
8262 CALL_INSN_FUNCTION_USAGE where needed.
8263 (call_exp, call_value_exp): New.
8265 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
8267 * config/arm/arm.c: General formatting tidy up.
8269 2002-01-16 Graham Stott <grahams@redhat.com>
8271 * calls.c (try_to_integrate): Use "(size_t)" intermediate
8272 cast and when casting an integer literal to "rtx" pointer.
8273 (expand_call): Likewise.
8274 * flow.c (try_pre_increment): Likewise.
8275 (find_use_as_address): Likewise.
8276 * integrate.c (expand_iline_function): Likewise.
8277 * regmove.c (try_auto_increment): Likewise.
8279 2002-01-16 Graham Stott <grahams@redhat.com>
8281 * sched-rgn.c (passed): Use sbitmap_free.
8284 (in_queue): Likewise.
8285 (in_stack): Likewise.
8287 2002-01-15 Eric Christopher <echristo@redhat.com>
8289 * flow.c (propagate_one_insn): Change to use fatal_insn.
8291 2002-01-15 Kazu Hirata <kazu@hxi.com>
8293 * expmed.c (extract_fixed_bit_field): Remove unused code.
8294 * system.h: Poison SLOW_ZERO_EXTEND.
8295 * doc/tm.texi: Remove.
8296 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
8297 * config/arm/arm.h: Likewise.
8298 * config/avr/avr.h: Likewise.
8299 * config/clipper/clipper.h: Likewise.
8300 * config/convex/convex.h: Likewise.
8301 * config/d30v/d30v.h: Likewise.
8302 * config/dsp16xx/dsp16xx.h: Likewise.
8303 * config/elxsi/elxsi.h: Likewise.
8304 * config/fr30/fr30.h: Likewise.
8305 * config/h8300/h8300.h: Likewise.
8306 * config/i370/i370.h: Likewise.
8307 * config/i386/i386.h: Likewise.
8308 * config/m68k/m68k.h: Likewise.
8309 * config/mips/mips.h: Likewise.
8310 * config/ns32k/ns32k.h: Likewise.
8311 * config/pdp11/pdp11.h: Likewise.
8312 * config/pj/pj.h: Likewise.
8313 * config/s390/s390.h: Likewise.
8314 * config/sh/sh.h: Likewise.
8315 * config/stormy16/stormy16.h: Likewise.
8316 * config/v850/v850.h: Likewise.
8317 * config/vax/vax.h: Likewise.
8318 * config/we32k/we32k.h: Likewise.
8320 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
8322 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
8323 (altivec_lvsl): Change constraint to b.
8324 (altivec_lvsr): Same.
8325 (altivec_lvebx): Same.
8326 (altivec_lvehx): Same.
8327 (altivec_lvewx): Same.
8328 (altivec_lvxl): Same.
8329 (altivec_lvx): Same.
8330 (altivec_stvx): Add parallel.
8331 (altivec_stvxl): Same.
8332 (altivec_stvehx): Same.
8333 (altivec_stvebx): Same.
8334 (altivec_stvebx): Same.
8336 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
8338 * config.gcc: Change altivec.h to altivec-defs.h.
8340 * config/rs6000/altivec.h: Delete.
8342 * config/rs6000/altivec-defs.h: Add.
8344 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
8346 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
8349 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
8350 less than or equal to eight bytes.
8352 * vax.md (andsi3): Remove constraints and change SET destination
8353 operand type to nonimmediate_operand.
8354 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
8355 when it is a CONST_INT.
8357 2002-01-15 Jason Merrill <jason@redhat.com>
8359 * c-common.def (FILE_STMT): New code.
8360 * c-common.c (statement_code_p): It's a statement.
8361 * c-common.h (stmt_tree_s): Add x_last_filename.
8362 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
8363 (last_expr_filename): New macro.
8364 * c-semantics.c (begin_stmt_tree): Initialize it.
8365 (add_stmt): If the filename changed, also insert a
8367 (expand_stmt): Handle seeing one.
8369 2002-01-15 Eric Christopher <echristo@redhat.com>
8371 * flow.c (propagate_one_insn): Add error message and print out
8374 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8376 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
8377 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
8378 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
8379 TRAMPOLINE_ALIGNMENT.
8380 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
8382 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
8383 PCC_BITFIELD_TYPE_MATTERS.
8384 * config/interix.h (STDC_VALUE): Remove. Use
8385 STDC_0_IN_SYSTEM_HEADERS.
8386 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
8387 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
8388 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
8390 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
8392 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
8393 not work on this platform currently.
8395 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8397 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
8398 readonly_warning in _().
8400 2002-01-15 Douglas B Rupp <rupp@gnat.com>
8402 * gcc.c (delete_if_ordinary): Backout previous change.
8404 2002-01-15 Kazu Hirata <kazu@hxi.com>
8406 * config/h8300/h8300.c (print_operand): Remove support for
8407 unused operand characters.
8409 * read-rtl.c: Fix formatting.
8411 * recog.c: Likewise.
8412 * regclass.c: Likewise.
8413 * regmove.c: Likewise.
8414 * reg-stack.c: Likewise.
8415 * reload1.c: Likewise.
8416 * rtlanal.c: Likewise.
8418 2002-01-15 Kazu Hirata <kazu@hxi.com>
8420 * config/i386/i386.c: Fix formatting.
8422 2002-01-15 Jakub Jelinek <jakub@redhat.com>
8424 * c-typeck.c (process_init_element): Don't save_expr
8425 COMPOUND_LITERAL_EXPR if just its initializer will be used.
8427 2002-01-15 David Edelsohn <edelsohn@gnu.org>
8429 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
8430 emit optional traceback table if optimize_size or TARGET_ELF.
8431 * config/rs6000/rs6000.md (prefetch): New.
8433 2002-01-15 Andreas Jaeger <aj@suse.de>
8435 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
8437 2002-01-15 Kazu Hirata <kazu@hxi.com>
8439 * mips-tfile.c: Fix formatting.
8441 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
8443 * unroll.c (final_reg_note_copy): Fix previous commit.
8445 2002-01-14 Kazu Hirata <kazu@hxi.com>
8447 * config/h8300/h8300-protos.h: Remove the prototype for
8449 * config/h8300/h8300.c (eq_operator): Remove.
8451 2002-01-14 Richard Henderson <rth@redhat.com>
8453 * config/i386/i386.md (prefetch): Tidy.
8454 (prefetch_3dnow): Fix locality operand.
8456 2002-01-14 Richard Henderson <rth@redhat.com>
8458 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
8459 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
8461 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
8463 * reload1.c (reload_combine): Pass reg_sum replacement through
8464 copy_rtx in loop performing multiple changes.
8466 2002-01-14 Jakub Jelinek <jakub@redhat.com>
8468 * except.c (remove_unreachable_regions): New.
8469 (free_eh_status): Clear exception_handler_labels.
8470 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
8471 (find_exception_handler_labels): Don't add the same label more than
8473 (remove_exception_handler_label): Don't die if
8474 find_exception_handler_labels hasn't been called for the current
8477 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
8479 * toplev.c (rest_of_compilation): Rebuild jump labels after
8482 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
8484 * doc/extend.texi: Move documentation of X86 built-in functions
8486 * doc/invoke.texi: From here.
8487 * doc/sourcebuild.texi: Document location of documentation for
8488 machine built-in functions.
8490 2002-01-13 Christopher Faylor <cgf@redhat.com>
8492 * cppfiles.c (TEST_THRESHOLD): New macro.
8493 (SHOULD_MMAP): Ditto.
8494 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
8497 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
8499 * unroll.c (final_reg_note_copy): Properly handle
8501 (unroll_loops): Fix LOOP_CONDITION heuristics.
8503 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
8505 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
8506 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
8508 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
8510 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
8513 2002-01-14 Tom Rix <trix@redhat.com>
8515 * config/rs6000/rs6000.md: Fix typo with sradi.
8517 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
8519 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
8520 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
8521 (clrstrdi, clrstrsi): Adapt callers.
8523 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
8525 (movti splitter): Never use register 0 as base register.
8527 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
8529 * combine.c (simplify_shift_const): Always generate new rtx
8530 for shift expression instead of reusing given expression.
8532 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8534 * config/alpha/alpha.c (alpha_expand_mov): Don't call
8535 alpha_legitimize_address unless mode is Pmode.
8537 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
8539 * doc/md.texi (Modifiers): Document the '*' constraint for the
8542 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
8543 * doc/extend.texi (Function Attributes): 'interrupt' is valid
8546 2002-01-13 Richard Henderson <rth@redhat.com>
8548 * reload.c (find_reloads): Use a hard reg destination as reload reg
8549 for an input reload of the source.
8551 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8553 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
8556 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
8558 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
8559 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
8561 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
8563 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8565 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
8567 2002-01-12 Tom Rix <trix@redhat.com>
8569 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
8572 2002-01-12 Richard Henderson <rth@redhat.com>
8574 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
8576 * doc/invoke.texi: Update Alpha options.
8578 * doc/invoke.texi: Update i386 built-in function lists.
8580 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
8582 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
8583 referencing outside.
8585 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8587 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
8588 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
8589 offsets, and change line folding.
8590 * optabs.c (expand_binop): Remove warnings.
8591 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
8593 2002-01-12 Graham Stott <grahams@redhat.com>
8595 * attribs.c (handle_deprecated_attribute): constify WHAT.
8596 * diagnostic.c (warn_deprecated_use): Add braces, fixes
8597 dangling else warning and constify WHAT.
8598 * except.h (struct function, struct inline_remap): Move
8599 struct tag forward defs before all prototypes.
8600 (duplicate_eh_regions): Whitespace.
8602 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
8604 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
8605 MODE_BASE_REG_CLASS.
8606 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
8608 2002-01-12 Richard Henderson <rth@redhat.com>
8610 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
8611 (ix86_expand_vector_move): New.
8612 (bdesc_2arg): Remove andps, andnps, orps, xorps.
8613 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
8614 Remove old prefetch builtins. Special case the logicals removed above.
8615 (ix86_expand_builtin): Likewise.
8616 (safe_vector_operand): Use V4SFmode, not TImode.
8617 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
8618 (ix86_expand_timode_binop_builtin): New.
8619 * config/i386/i386-protos.h: Update.
8620 * config/i386/i386.h (enum ix86_builtins): Update.
8621 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
8622 Use ix86_expand_vector_move in vector move expanders.
8623 (movti_internal, movti_rex64): Add xorps alternative.
8624 (sse_clrv4sf): Rename and adjust from sse_clrti.
8625 (prefetch): Don't work so hard.
8626 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
8627 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
8628 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
8630 2002-01-11 Richard Henderson <rth@redhat.com>
8632 * config/i386/mmintrin.h: New file.
8633 * config/i386/xmmintrin.h: New file.
8634 * config.gcc (i?86-*-*): Add extra_headers.
8635 * simplify-rtx.c (simplify_unary_operation): Handle saturating
8637 (simplify_binary_operation): Handle saturating arithmetic codes.
8638 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
8639 not the lowpart subreg.
8640 (ix86_expand_builtin): Return a TImode dummy register instead of 0
8642 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
8644 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8646 * conflict.c (conflict_graph_compute): Free regsets when finished.
8647 * ssa.c (compute_coalesced_reg_partition): Likewise.
8649 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8651 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
8652 every where we allocate a register.
8654 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8656 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
8657 * lcm.c (compute_earliest, compute_farthest): Likewise.
8659 2002-01-11 Janis Johnson <janis187@us.ibm.com>
8661 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
8663 2002-01-11 Janis Johnson <janis187@us.ibm.com>
8665 * doc/rtl.texi (Insns): Fix 2 typos.
8667 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
8669 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
8670 options. Use @table @gcctabopt for MMIX options. Add index
8671 entries for MMIX options. Start new paragraph with first
8672 heading of the machine-dependent options.
8674 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
8677 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
8678 * combine.c (force_to_mode): Same.
8679 * reload1.c (clear_reload_reg_in_use): Same.
8681 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
8683 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
8686 2002-01-11 Andreas Jaeger <aj@suse.de>,
8687 Brad Lucier <lucier@math.purdue.edu>
8689 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
8692 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
8694 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
8695 Protect with IN_LIBGCC.
8696 (LINK_EH_SPEC): Add required trailing space.
8698 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
8700 * c-tree.h: Move function declarations so that they are listed
8701 under the filename which contains them.
8702 (check_identifier, finish_decl_top_level,
8703 lookup_name_current_level_global, shadow_record_fields): Remove.
8705 2002-01-11 Andreas Jaeger <aj@suse.de>
8707 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
8710 2002-01-10 Richard Henderson <rth@redhat.com>
8712 * config/alpha/alpha.c (print_operand): Add 'J'.
8713 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
8714 new operand with the sequence number for the lituse. When splitting
8715 the insns, use gen_movdi_er_high_g and generate a sequence number.
8716 (gen_movdi_er_high_g): Print the sequence number if non-zero.
8718 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
8720 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
8721 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
8723 (altivec_expand_builtin): Same.
8724 (altivec_expand_stv_builtin): New.
8726 * config/rs6000/rs6000.h (rs6000_builtins): Same.
8728 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
8729 ("altivec_lvehx"): New.
8730 ("altivec_lvewx"): New.
8731 ("altivec_lvxl"): New.
8732 ("altivec_lvx"): New.
8733 ("altivec_stvx"): New.
8734 ("altivec_stvebx"): New.
8735 ("altivec_stvehx"): New.
8736 ("altivec_stvewx"): New.
8737 ("altivec_stvxl"): New.
8739 2002-01-10 Richard Henderson <rth@redhat.com>
8741 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
8742 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
8743 care not to delete instructions twice.
8745 2002-01-10 Zack Weinberg <zack@codesourcery.com>
8747 * toplev.c: Don't declare environ (it's not used anywhere).
8748 * configure.in: Don't check for declaration of environ.
8749 * config/i386/xm-mingw32.h: Don't #define environ.
8750 * config.in, configure: Regenerate.
8752 2002-01-10 Zack Weinberg <zack@codesourcery.com>
8754 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
8755 * configure: Regenerate.
8757 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
8758 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
8759 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
8761 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
8762 LIMITS_H_TEST here, not in m68k/x-next.
8763 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
8764 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
8766 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
8767 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
8768 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
8770 * config/i386/x-djgpp: Renamed i386/t-djgpp.
8771 * config/m88k/x-dolph: Renamed m88k/t-dolph.
8772 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
8773 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
8774 replacement of quadlib.asm with quadlib.c.
8776 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
8777 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
8778 config/rs6000/xm-beos.h: Delete file.
8780 * config.gcc: Update to match above changes.
8782 2002-01-10 Kazu Hirata <kazu@hxi.com>
8784 * config/h8300/h8300.h: Fix comment typos.
8785 * config/h8300/h8300.md: Likewise.
8786 * config/h8300/lib1funcs.asm: Likewise.
8788 2002-01-10 Dale Johannesen <dalej@apple.com>
8790 PR optimization/5269
8791 * unroll.c (precondition_loop_p): Make *increment be the correct
8792 sign when n_iterations known, to avoid confusing caller.
8794 2002-01-10 Kazu Hirata <kazu@hxi.com>
8796 * doc/extend.texi (deprecated): Fix a typo.
8798 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
8800 * basic-block.h (update_br_prob_note): Declare.
8801 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
8802 (try_forward_edges): Care negative frequencies and update note.
8803 (outgoing_edges_match): Tweek conditional merging heuristics.
8804 (try_crossjump_to_edge): use update_br_prob_note.
8805 * cfglayout.c (fixup_reorder_chain): Likewise.
8806 * cfrtl.c (update_br_prob_note): New.
8807 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
8809 * i386.c (ix86_decompose_address): Return -1 if address contains
8811 (legitimate_address_p): Require ix86_decompose_address to return 1.
8813 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
8814 (cprop_insn): Likewise.
8816 2002-01-10 Kazu Hirata <kazu@hxi.com>
8818 * toplev.c: Fix formatting.
8820 * tree-dump.c: Likewise.
8821 * unroll.c: Likewise.
8822 * unwind-dw2.c: Likewise.
8823 * unwind-dw2-fde.c: Likewise.
8824 * unwind-dw2-fde-glibc.c: Likewise.
8825 * unwind-sjlj.c: Likewise.
8827 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
8829 * doc/invoke.texi: Document PDP-11 options.
8831 2002-01-10 Kazu Hirata <kazu@hxi.com>
8833 * config/h8300/h8300.h: Fix formatting.
8835 2002-01-10 Ira Ruben <ira@apple.com>
8837 Add __attribute__ ((deprecated)).
8838 * extend.texi: Document __attribute__ ((deprecated)).
8839 * invoke.texi: Document -Wno-deprecated-declarations.
8840 * testsuite/g++.dg/other/deprecated.C: New C++ test.
8841 * testsuite/gcc.dg/deprecated.c: New C test.
8842 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
8843 (c_common_attribute_table): Add "deprecated" entry.
8844 (handle_deprecated_attribute): New function.
8845 * c-decl.c (deprecated_states): New enum.
8846 deprecated_state: State of "deprecated" handling.
8847 (start_decl): Set deprecated_state based on attributes.
8848 (grokdeclarator): Test for deprecated uses, propagate attribute.
8849 * c-typeck.c (build_component_ref): Test for deprecated fields.
8850 (build_external_ref): Test for deprecated primaries.
8851 * diagnostic.c (warn_deprecated_use) New function to issue
8852 warnings about __attribute__ ((depricated)) references.
8853 * flags.h (warn_deprecated_decl): Extern declared for
8854 -W[no-]deprecated-declarations option.
8855 * print-tree.c (print_node): Show deprecated flag status.
8856 * toplev.c (warn_deprecated_decl): Defined.
8857 (W_options): Added "deprecated-declaration".
8858 * toplev.h (warn_deprecated_use): Extern declared.
8859 * tree.h (struct tree_common): Define deprecated_flag.
8860 (TREE_DEPRECATED): New macro to access flag.
8861 * cp/call.c (build_call): Test for deprecated calls.
8862 * cp/class.c (add_implicitly_declared_members): Set global
8863 flag to tell grokdeclarator to not issue deprecated warnings.
8864 * cp/cp-tree.h: Add extern for adding_implicit_members.
8865 * cp/decl.c (deprecated_states): New enum.
8866 (start_decl): Set deprecated_state based on attributes.
8867 (grokdeclarator): Test for deprecated uses, propagate attribute.
8868 * cp/lex.c (do_identifier): Test for deprecated primaries.
8869 * cp/typeck.c (build_component_ref): Test for deprecated fields.
8871 2002-01-10 Ira Ruben <ira@apple.com>
8873 Fix to assign attributes to inline member functions.
8874 * cp/decl.c (start_method): Handle attrlist.
8876 2002-01-10 Kazu Hirata <kazu@hxi.com>
8878 * combine.c (expand_field_assignment): Use subreg_lsb().
8880 2002-01-10 David Edelsohn <edelsohn@gnu.org>
8882 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
8883 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
8884 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
8885 Recurse for any operand of AND as long as constant is non-zero.
8887 2002-01-10 Kazu Hirata <kazu@hxi.com>
8889 * config/h8300/h8300.md: Remove constraints from expanders.
8891 2002-01-10 Kazu Hirata <kazu@hxi.com>
8893 * varasm.c: Fix formatting.
8894 * varray.c: Likewise.
8895 * vmsdbgout.c: Likewise.
8896 * xcoffout.c: Likewise.
8898 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
8900 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
8901 update edge probabilities to match.
8903 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
8905 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
8907 * doc/languages.texi, doc/sourcebuild.texi: New files.
8908 * doc/configfiles.texi: Make a subsubsection. Update.
8909 * doc/configterms.texi: Add @node. Remove warning that this isn't
8910 instructions for building GCC.
8911 * doc/makefile.texi: Make a subsection.
8912 * doc/gccint.texi: Update.
8914 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
8916 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
8918 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
8920 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
8922 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
8924 * optabs.c (expand_fix): Look for wider integer modes first.
8926 * i386.md (mov?f): Avoid the fake const double trick for medium
8928 (min?f*/max?f*): Prohibit memory operands for i387 variant.
8929 (fop_df_4): Disable for SSE compilation.
8931 2002-01-10 Graham Stott <grahams@redhat.com>
8933 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
8934 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
8936 2002-01-10 Richard Henderson <rth@redhat.com>
8938 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
8940 2002-01-10 Richard Henderson <rth@redhat.com>
8942 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
8943 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
8945 2002-01-10 Kazu Hirata <kazu@hxi.com>
8947 * combine.c (can_combine_p): Fix a comment typo.
8949 2002-01-09 Zack Weinberg <zack@codesourcery.com>
8951 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
8952 empty list correctly. Change loop index $t to $f for
8953 consistency with rest of Makefile.
8955 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
8957 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
8958 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
8960 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
8961 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
8962 (altivec_init_builtins): Same.
8963 (altivec_expand_unop_builtin): Return NULL_RTX on error.
8964 (altivec_expand_binop_builtin): Same.
8965 (altivec_expand_ternop_builtin): Same.
8968 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
8969 ("altivec_vctuxs"): Fix typo.
8970 ("altivec_vnmsubfp"): Same.
8971 ("altivec_dssall"): New.
8972 ("altivec_mfvscr"): New.
8973 ("altivec_dss"): New.
8974 ("altivec_lvsl"): New.
8975 ("altivec_lvsr"): New.
8976 ("altivec_dstt"): New.
8977 ("altivec_dstst"): New.
8978 ("altivec_dststt"): New.
8979 ("altivec_dst"): New.
8981 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
8982 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
8984 2002-01-09 Richard Henderson <rth@redhat.com>
8986 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
8988 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
8990 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
8992 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
8994 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
8996 2002-01-09 Kazu Hirata <kazu@hxi.com>
8998 * read-rtl.c: Fix formatting.
9000 * regclass.c: Likewise.
9001 * regrename.c: Likewise.
9002 * reg-stack.c: Likewise.
9003 * reload1.c: Likewise.
9004 * reload.c: Likewise.
9007 2002-01-09 Kazu Hirata <kazu@hxi.com>
9009 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
9010 to extract items in the expr_list chain.
9012 2002-01-09 Richard Henderson <rth@redhat.com>
9014 * config/vax/vax.c (vax_rtx_cost): Never abort.
9016 * config/vax/vax.h (REAL_ARITHMETIC): Define.
9018 2002-01-09 Jan Hubicka <jh@suse.cz>
9020 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
9022 2002-01-09 Richard Henderson <rth@redhat.com>
9024 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
9025 Unify code from various alternatives.
9027 2002-01-09 Richard Henderson <rth@redhat.com>
9029 * regrename.c (copy_value): Ignore the copy if the source register
9030 is present in the value chain with a narrower mode.
9032 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9034 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
9035 for the c4x target. Also improve layout.
9037 2002-01-09 Richard Henderson <rth@redhat.com>
9039 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
9040 * config/m32r/m32r.md (and ior xor splitters): Swap operands
9041 to match insn patterns.
9043 2002-01-09 Richard Henderson <rth@redhat.com>
9045 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
9046 (copyprop_hardreg_forward_1): Likewise.
9048 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9050 * pa.md (decrement_and_branch_until_zero): Change predicate for
9051 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
9053 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
9055 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
9056 gets undefined. For Darwin.
9058 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9060 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
9062 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9064 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
9066 2002-01-08 Richard Henderson <rth@redhat.com>
9068 * regrename.c (copy_value): Ignore overlapping copies.
9070 2002-01-08 Richard Henderson <rth@redhat.com>
9072 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
9073 as needed to avoid shared structure.
9075 2002-01-08 Kazu Hirata <kazu@hxi.com>
9077 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
9080 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9082 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
9083 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
9084 documentation of obsolete macros.
9085 * system.h: Poison these macros.
9086 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
9087 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
9088 config/c4x/c4x.h, config/clipper/clipper.h,
9089 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
9090 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
9091 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
9092 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
9093 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
9094 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
9095 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
9096 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
9097 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
9098 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
9099 config/sparc/sparc.h, config/stormy16/stormy16.h,
9100 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
9101 definitions and commented out definitions of obsolete macros.
9102 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
9103 of MAX_INT_TYPE_SIZE.
9105 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
9107 * config/s390/s390.c (s390_preferred_reload_class): Never
9108 return ADDR_REGS if it isn't a subset of the given class.
9109 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
9110 FP_REGS, but all superclasses as well.
9112 * config/s390/s390.c (s390_function_profiler): Fix thinko.
9114 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
9115 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
9116 must not be a const_int.
9118 2002-01-08 Richard Henderson <rth@redhat.com>
9120 * Makefile.in (toplev.o): Depend on options.h.
9121 (gcc.o): Depend on specs.h.
9123 2002-01-08 Jakub Jelinek <jakub@redhat.com>
9125 * expr.c (store_expr): Convert VOIDmode constants back to target's
9128 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9130 * doc/invoke.texi: Markup gcc as @command. Refer to
9131 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
9132 of http://gcc.gnu.org/thanks.html.
9134 2002-01-08 Dale Johannesen <dalej@apple.com>
9136 * config/rs6000/rs6000.md: Add missing int register
9137 target case to movdf_low.
9139 2002-01-08 Zack Weinberg <zack@codesourcery.com>
9141 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
9142 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
9143 (cppinit.o): Depend on except.h.
9144 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
9145 s-specs): New rules.
9147 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
9148 Don't create specs.h/options.h/gencheck.h here. Remove
9149 unnecessary variable settings from last argument of AC_OUTPUT.
9150 * config.in, configure: Regenerate.
9151 * intl.c: Hardcode package name as "gcc".
9153 * cppinit.c: Include except.h.
9154 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
9156 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
9157 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
9158 (!)USING_SJLJ_EXCEPTIONS.
9159 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
9161 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9163 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
9164 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
9165 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
9166 documentation of obsolete macros.
9167 * system.h: Poison these macros.
9168 * config/d30v/d30v.h, config/ns32k/encore.h,
9169 config/stormy16/stormy16.h: Remove definitions and commented out
9170 definitions of obsolete macros.
9172 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
9174 * objc/objc-act.c (handle_class_ref): Mark the declaration of
9175 %sobjc_class_ref_%s as used - to prevent unwanted compiler
9178 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
9180 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
9181 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
9182 to insn adjusting stack/frame pointer.
9183 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
9184 accept operands that cause the insn to be non-splittable.
9186 2002-01-08 Graham Stott <grahams@redhat.com>
9188 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
9189 (C_TYPE_FIELDS_VOLATILE): Likewise.
9190 (C_TYPE_BEING_DEFINED): Likewise.
9191 (C_IS_RESERVED_WORD): Likewise.
9192 (C_TYPE_VARIABLE_SIZE): Likewise.
9193 (C_DECL_VARIABLE_SIZE): Likewise.
9194 (C_MISSING_PROTOTYPE_WARNED): Likewise.
9195 (C_SET_EXP_ORIGINAL_CODE): Likewise.
9196 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
9198 (C_DECL_ANTICIPATED): Likewise.
9199 (c_build_type_variant): Add parenthesis.
9201 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9203 * gcc.c (option_map): Remove --version.
9204 (process_command): Handle -fversion following the GNU Coding
9205 Standards. Partially addresses PR other/704.
9207 2002-01-08 Graham Stott <grahams@redhat.com>
9209 * combine.c (combine_instructions): Fix typo.
9211 2002-01-08 Graham Stott <grahams@redhat.com>
9213 * debug.h: Use "tree" and "rtx" throughout.
9215 * debug.c: Likewise.
9217 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
9219 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
9220 constant pool, use the pool's version of the symbol instead.
9222 2002-01-07 Richard Henderson <rth@redhat.com>
9224 * regrename.c (find_oldest_value_reg): Ignore the value chain if
9225 the original register was copied in a mode with a fewer number of
9226 hard registers than the desired mode.
9227 (copyprop_hardreg_forward_1): Likewise.
9228 (debug_value_data): Fix loop test.
9229 * toplev.c (parse_options_and_default_flags): Reenable
9230 -fcprop-registers at -O1.
9232 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9234 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
9235 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
9237 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
9240 * config/rs6000/rs6000.md: Add altivec predicate patterns.
9242 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
9244 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
9245 (pa_output_function_prologue): Output local label at the beginning of
9246 the prologue when profiling.
9247 (hppa_profile_hook): Use the local label rather than the function label.
9248 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
9250 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9252 * config/rs6000/rs6000.c (print_operand): Remove extra space.
9253 (altivec_expand_unop_builtin): Fix thinko.
9254 (altivec_expand_binop_builtin): Same.
9255 (altivec_expand_ternop_builtin): Same.
9256 (altivec_expand_builtin): Same.
9258 2002-01-07 Richard Henderson <rth@redhat.com>
9260 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
9262 2002-01-07 Jason Merrill <jason@redhat.com>
9264 * unwind-dw2.c (execute_cfa_program): Use < again.
9266 2002-01-07 Jakub Jelinek <jakub@redhat.com>
9268 * predict.c (combine_predictions_for_insn): Avoid division by zero.
9270 2002-01-07 Jakub Jelinek <jakub@redhat.com>
9272 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
9273 Don't allow -1 - x -> ~x simplifications in the first pass.
9275 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9277 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
9279 (altivec_expand_binop_builtin): Same.
9280 (altivec_expand_unop_builtin): Same.
9281 (print_operand): Fix typo.
9282 (bdesc_1arg): Add vupk* variants.
9284 * rs6000.h (rs6000_builtins): Add vupk* enums.
9286 * rs6000.md: Add altivec_vupk* variants.
9288 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
9290 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
9291 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
9292 and last update dates.
9294 2002-01-07 Janis Johnson <janis187@us.ibm.com>
9296 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
9298 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
9300 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
9301 * config/avr/avr.h (CPP_SPEC): Likewise.
9302 (LINK_SPEC): Likewise.
9303 (CRT_BINUTILS_SPECS): Likewise.
9304 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9305 * doc/invoke.texi (AVR Options): Document them.
9307 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
9309 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
9312 2002-01-07 Graham Stott <grahams@redhat.com>
9314 * config/i386/i386.h: Update copyright date.
9315 (HALF_PIC_PTR): Add parenthesis.
9316 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
9317 (CONSTANT_ALIGNMENT): Add parenthesis.
9318 (DATA_ALIGNMENT): Likewise.
9319 (LOCAL_ALIGNMENT): Likewise.
9320 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
9321 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
9322 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
9323 (HARD_REGNO_NREGS): Add paranethesis.
9324 (VALID_SSE_REG_MODE): Whitespace.
9325 (VALID_MMX_REG_MODE): Whitespace.
9326 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
9327 (ix86_hard_regno_mode_ok): Add parenthesis.
9328 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
9329 (RETURN_IN_MEMORY): Whitespace.
9330 (N_REG_CLASSES): Add parenthesis.
9331 (INTEGER_CLASS_P): Add parenthesis and wrap.
9332 (FLOAT_CLASS_P): Likewise.
9333 (SSE_CLASS_P): Likewise.
9334 (MMX_CLASS_P): Likewise.
9335 (MAYBE_INTEGER_CLASS_P): Likewise.
9336 (MAYBE_FLOAT_CLASS_P): Likewise.
9337 (MAYBE_SSE_CLASS_P): Likewise.
9338 (MAYBE_MMX_CLASS_P): Likewise.
9339 (Q_CLASS_P): Likewise.
9340 (GENERAL_REGNO_P): Uppercase macro parameter.
9341 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
9342 (FP_REGNO_P): Likewise.
9343 (ANY_FP_REGNO_P): Uppercase macro parameter.
9344 (SSE_REGNO_P): Likewise.
9345 (SSE_REGNO): Likewise.
9346 (SSE_REG_P): Likewise.
9347 (SSE_FLOAT_MODE_P): Likewise.
9348 (MMX_REGNO_P): Likewise.
9349 (MMX_REG_P):Likewise.
9350 (STACK_REG_P): Likewise.
9351 (NON_STACK_REG_P): Likewise.
9352 (STACK_TOP_P): Likewise.
9353 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
9354 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
9355 (SECONDARY_MEMORY_NEEDED): Likewise.
9356 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
9357 (MD_ASM_CLOBBERS): Whitespace and wrap.
9358 (MUST_PASS_IN_STACK): Whitespace and wrap.
9359 (RETURN_POPS_ARGS): Add parenthesis.
9360 (INIT_CUMULATIVE_ARGS): Likewise.
9361 (FUNCTION_ARG): Likewise.
9362 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
9363 (SETUP_INCOMING_VARARGS): Likewise.
9364 (BUILD_VA_LIST_TYPE): Add parenthesis.
9365 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
9367 (EXPAND_BUILTIN_VA_ARG): Likewise.
9368 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
9369 (INITIALIZE_TRAMPOLINE): Add parenthesis.
9370 (INITIAL_ELIMINATION_OFFSET): Likewise.
9371 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
9372 (REGNO_OK_FOR_BASE_P): Likewise.
9373 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
9374 (REGNO_OK_FOR_DIREG_P): Likewise.
9375 (REG_OK_FOR_INDEX_P): Whitespace.
9376 (REG_OK_FOR_BASE_P): Whitespace.
9377 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
9379 (FIND_BASE_TERM): Fix typo.
9380 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
9381 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
9382 (SYMBOLIC_CONST; Whitespace.
9383 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
9384 (ENCODE_SECTION_INFO): Whitespace.
9385 (FINALIZE_PIC): Remove do { ... } while (0).
9386 (PROMOTE_MODE): Wrap in do { ... } while (0).
9387 (CONST_COSTS): Whitespace.
9388 (RTX_COSTS): Add paramethesis, whitespace and wrap.
9389 (REGISTER_MOVE_COST): Add parenthesis.
9390 (MEMORY_MOVE_COST): Likewise.
9391 (EXTRA_CC_MODES): Whitespace.
9392 (SELECT_CC_MODE): Add parenthesis and whitespace.
9393 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
9394 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
9395 (ASM_OUTPUT_LABEL): Add paramethesis.
9396 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
9397 (ASM_OUTPUT_REG_POP): Likewise.
9398 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
9399 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
9401 * config/i386/i386.c: Update copyright.
9402 (CHECK_STACK_LIMIT): Add parenthesis.
9403 (AT_BP): Uppercase macro parameter.
9404 (x86_64_int_parameter_registers): Constify.
9405 (x86_64_int_return_registers): Likewise.
9406 (ix86_compare_op0): Use rtx.
9407 (construct_container): Constify INTREG parameter.
9408 (function_arg): Use rtx.
9410 * diagnostic.h: Update copyright date.
9411 (output_buffer_state): Add parenthesis.
9412 (output_buffer_format_args): Likewise.
9414 * combine.c (combine_instructions): Replace XEXP (links, 0)
9417 2002-01-06 H.J. Lu <hjl@gnu.org>
9419 * cfgcleanup.c (thread_jump): Fix 2 typos.
9421 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
9423 * config.gcc: Add support for --enable-altivec.
9425 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
9427 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
9429 2002-01-06 Jakub Jelinek <jakub@redhat.com>
9431 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
9432 __objc_class_name_*.
9434 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
9436 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
9438 2002-01-06 Richard Henderson <rth@redhat.com>
9440 * reorg.c (emit_delay_sequence): Remove death notes, not merely
9441 nop them out. Increment label reference count for REG_LABEL.
9442 (fill_slots_from_thread): Frob label reference count around
9443 delete_related_insns.
9445 2002-01-05 Richard Henderson <rth@redhat.com>
9447 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
9450 2002-01-05 Richard Henderson <rth@redhat.com>
9452 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
9453 * integrate.c (output_inline_function): Likewise.
9454 * toplev.c (rest_of_compilation): Do it here instead. Move call
9455 to remove_unnecessary_notes after emitting abstract instance.
9456 Force an emitted nested function to have its parent emited as well.
9457 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
9459 (rtl_for_decl_location): Do not look at reload data structures
9460 before reload has run.
9462 2002-01-05 Kazu Hirata <kazu@hxi.com>
9464 * cse.c: Fix formatting.
9465 * dwarf2asm.c: Likewise.
9466 * dwarf2out.c: Likewise.
9467 * explow.c: Likewise.
9468 * expmed.c: Likewise.
9469 * function.c: Likewise.
9471 * gencheck.c: Likewise.
9472 * genrecog.c: Likewise.
9473 * ggc-common.c: Likewise.
9474 * ggc-page.c: Likewise.
9475 * global.c: Likewise.
9477 2002-01-05 Kazu Hirata <kazu@hxi.com>
9479 * combine.c: Fix formatting.
9481 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
9484 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
9486 2002-01-05 David Edelsohn <edelsohn@gnu.org>
9488 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
9489 as 1 for __powerpc64__ as well.
9491 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
9493 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
9496 2002-01-05 Daniel Berlin <dan@dberlin.org>
9498 * lcm.c: Revert change, due to performance regression it causes on
9499 SPEC because it's slightly more conservative (sigh, I hate
9502 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
9504 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
9506 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
9508 * doc/cppinternals.texi: Update.
9510 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
9512 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
9513 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
9515 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
9516 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
9517 kludge for pre-october-14th mmix versions to handle new-found bug
9518 with PUSHJ/PUSHGO and the register stack.
9519 * config/mmix/mmix.h (struct machine_function): Rename member
9520 has_call_value_without_parameters to has_call_without_parameters.
9521 All referers changed.
9522 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
9523 TARGET_MASK_BRANCH_PREDICT): New macros.
9524 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
9525 -mno-reg-stack-fill-bug-workaround.
9526 * config/mmix/mmix.md ("call"): Set struct machine member
9527 has_call_without_parameters.
9529 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
9531 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
9533 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
9535 * cfgcleanup.c: Include tm_p.h
9536 (mark_effect): Fix handling of hard register; fix handling of SET
9538 2002-01-04 Kazu Hirata <kazu@hxi.com>
9540 * config/h8300/h8300.md (anonymous patterns): Check that
9541 operands are registers before using REGNO on them.
9543 2002-01-03 Roland McGrath <roland@frob.com>
9545 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
9547 2002-01-04 Jakub Jelinek <jakub@redhat.com>
9549 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
9550 * c-common.h (genrtl_expr_stmt_value): Likewise.
9551 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
9552 (expand_expr_stmt_value): Add maybe_last argument.
9553 Don't warn about statement with no effect if it is the last statement
9554 in expression statement.
9555 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
9556 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
9557 expand_expr_stmt_value.
9558 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
9559 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
9560 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
9561 as maybe_last to expand_expr_stmt_value.
9563 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
9565 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
9566 be passed in, do not build it.
9567 (c_begin_if_stmt): New function.
9568 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
9569 * c-common.h (c_expand_start_cond): Update prototype.
9570 (c_begin_if_stmt): Prototype new function.
9571 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
9572 * c-parse.in (if_prefix): Use c_begin_if_stmt,
9573 c_begin_while_stmt and c_finish_while_stmt_cond.
9575 2002-01-04 William Cohen <wcohen@redhat.com>
9577 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
9578 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
9579 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
9580 * config/pa/som.h (ASM_FILE_START): Likewise.
9582 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
9584 * lcm.c: Include df.h.
9585 Add available_transfer_function prototype.
9586 (compute_available): Rework to use iterative dataflow framework.
9587 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
9588 with bb_info in df.h
9589 (available_transfer_function): New function.
9591 * Makefile.in (lcm.o): add df.h to dependencies.
9593 2002-01-04 Richard Henderson <rth@redhat.com>
9595 * config/alpha/alpha.c (some_operand): Accept HIGH.
9596 (input_operand): Likewise; accept simple references to globals.
9597 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
9598 (alpha_const_double_ok_for_letter_p): Likewise.
9599 (alpha_extra_constraint): Likewise.
9600 (alpha_preferred_reload_class): Likewise. Do not force
9601 symbolic constants to memory.
9602 (alpha_legitimate_address_p): Accept simple references
9603 to small_symbolic_operand.
9604 (alpha_legitimize_address): New arg scratch. Be prepared to be
9605 called when no_new_pseudos. Emit simple symbolic references.
9606 Split integers into low, high, and rest.
9607 (alpha_expand_mov): Use alpha_legitimize_address.
9608 (some_small_symbolic_mem_operand): New.
9609 (split_small_symbolic_mem_operand): New.
9610 * config/alpha/alpha-protos.h: Update.
9611 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
9612 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
9613 (EXTRA_CONSTRAINT): Likewise.
9614 (PREFERRED_RELOAD_CLASS): Likewise.
9615 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
9616 (PREDICATE_CODES): Update.
9617 * config/alpha/alpha.md: New post-reload splitters to convert
9618 simplfied symbolic operands to the form that references $29.
9619 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
9620 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
9622 2002-01-03 Richard Henderson <rth@redhat.com>
9624 * local-alloc.c (function_invariant_p): Update commentary.
9626 2002-01-04 H.J. Lu <hjl@gnu.org>
9628 * toplev.c (rest_of_compilation): Fix a typo when calling
9631 2002-01-03 Kazu Hirata <kazu@hxi.com>
9633 * c-common.c: Fix formatting.
9634 * diagnostic.c: Likewise.
9635 * doloop.c: Likewise.
9636 * dwarf2out.c: Likewise.
9638 2002-01-03 Kazu Hirata <kazu@hxi.com>
9640 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
9641 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
9643 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
9645 * cpperror.c: Update comments and copyright.
9646 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
9647 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
9649 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9651 * collect2.c (main): Use strcmp when testing for "-shared".
9653 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
9655 * cppmacro.c: Don't include intl.h. Update comments.
9656 (new_number_token): Allocate enough buffer for 64-bit unsigned
9657 integers; update prototype.
9658 * cppmain.c: Update comments.
9660 2002-01-03 William Cohen <wcohen@redhat.com>
9662 * function.h (struct function): Add profile.
9663 (current_function_profile): New.
9664 doc/extend.texi: Update documentation.
9665 * final.c (final_start_function): Use current_function_profile
9666 instead of profile_flag.
9667 (profile_after_prologue): Likewise.
9668 * function.c (expand_function_start): Likewise.
9669 (expand_function_start): Likewise.
9670 * config/alpha/alpha.c (direct_call_operand):
9671 (alpha_does_function_need_gp): Likewise.
9672 (alpha_expand_prologue): Likewise.
9673 * config/arm/arm.c (arm_expand_prologue): Likewise.
9674 thumb_expand_prologue: Likewise.
9675 * config/d30v/d30v.c (d30v_stack_info): Likewise.
9676 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
9677 (fr30_expand_prologue): Likewise.
9678 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
9679 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
9680 * config/i386/i386.h (FINALIZE_PIC): Likewise.
9681 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
9682 * config/i960/i960.c (i960_output_function_prologue): Likewise.
9683 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
9684 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
9685 (m32r_expand_prologue): Likewise.
9686 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
9687 (m88k_expand_prologue): Likewise.
9688 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
9689 * config/mips/mips.c (compute_frame_size): Likewise.
9690 (mips_expand_prologue): Likewise.
9691 (mips_can_use_return_insn): Likewise.
9692 * config/pa/elf.h (ASM_FILE_START): Likewise.
9693 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
9694 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
9695 * config/pa/som.h (ASM_FILE_START): Likewise.
9696 * config/romp/romp.c (romp_using_r14): Likewise.
9697 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
9698 (rs6000_stack_info): Likewise.
9699 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9700 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
9701 * config/v850/v850.c (compute_register_save_size): Likewise.
9703 2002-01-03 Jakub Jelinek <jakub@redhat.com>
9705 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
9706 gen_lowpart_common fails, use gen_lowpart_SUBREG.
9708 2002-01-03 Turly O'Connor <turly@apple.com>
9710 * darwin.c (machopic_output_possible_stub_label): Don't generate
9711 stub routines for pseudo-stubs which we've just defined.
9713 2002-01-03 Kazu Hirata <kazu@hxi.com>
9715 * builtins.c: Fix formatting.
9716 * c-typeck.c: Likewise.
9717 * combine.c: Likewise.
9721 2002-01-03 Andreas Schwab <schwab@suse.de>
9723 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
9724 and return true if _cpp_push_next_buffer pushed a new include
9726 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
9727 _cpp_pop_file_buffer did not push a new file.
9728 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
9730 2002-01-02 Eric Christopher <echristo@redhat.com>
9732 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
9733 FIND_REG_INC_NOTE call. Update copyright.
9734 * loop.c (canonicalize_condition): Ditto.
9735 * reorg.c (delete_scheduled_jump): Ditto.
9737 2002-01-03 Kazu Hirata <kazu@hxi.com>
9739 * gcse.c: Fix formatting.
9741 2002-01-03 Graham Stott <grahams@redhat.com>
9743 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
9744 forward defs for struct tags rtx_def, union_tree, rtvec_def
9745 also output corresponding typedefs for rtx, tree, and rtvec.
9747 * system.h: Move forward defs for struct tags rtx_def, union_tree,
9748 rtvec_def along with corresponding typedefs for rtx, tree, and
9749 rtvec to config.h, hconfig.h, tconfig.h.
9751 2002-01-03 Graham Stott <grahams@redhat.com>
9753 * tree.h: Update copyright date.
9754 (IS_EXPR_CODE_CLASS): Add parenthesis.
9755 (TREE_SET_CODE): Add whitespace.
9756 (TREE_CHECK): Add parenthesis.
9757 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
9758 (CST_OR_CONSTRUCTOR_CHECK):
9759 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
9760 (TREE_SYMBOL_REFERENCED): Whitespace.
9761 (INT_CST_LT): Likewise.
9762 (INT_CST_LT_UNSIGNED): Likewise.
9763 (tree_real_cst): Unwrap comment.
9764 (tree_string): Likewise.
9765 (tree_complex): Likewise.
9766 (IDENTIFIER_POINTER): correct cast.
9767 (SAVE_EXPR_CONTEXT): Whitespace.
9768 (EXPR_WFL_FILENAME_NODE): Likewise.
9769 (EXPR_WFL_FILENAME): Remove parenthesis.
9770 (DECL_ORIGIN): Add parenthesis.
9771 (DECL_FROM_INLINE): Use NULL_TREE.
9772 (build_int_2): Whitespace.
9773 (build_type_variant): Add parenthesis.
9775 * gcc/jcf-parse.c: Update copyright date.
9776 (yyparse): Constify resource_filename.
9778 2002-01-03 Graham Stott <grahams@redhat.com>
9780 * rtl.h: Update copyright date.
9781 (RTL_CHECK1): Wrap long line.
9782 (RTL_CHECK2): Likewise.
9783 (RTL_CHECKC1): Wrap long line and whitespace.
9784 (RTL_CHECKC2): Likewise.
9785 (XWINT): Whitespace.
9791 (XBITMAP): Likewise.
9802 (X0BITMAP): Likewise.
9804 (X0BBDEF): Likewise.
9805 (X0ADVFLAGS): Likewise.
9806 (X0CSELIB): Likewise.
9807 (X0MEMATTR): Likewise.
9815 (XCBITMAP): Likewise.
9817 (XCBBDEF): Likewise.
9818 (XCADVFLAGS): Likewise.
9819 (XCCSELIB): Likewise.
9821 (INSN_UID): Likewise.
9822 (PREV_INSN): Likewise.
9823 (PATTERN): Likewise.
9824 (INSN_CODE): Likewise.
9825 (PUT_REG_NOTE_KIND): Likewise.
9826 (CODE_LABEL_NUMBER): Likewise.
9827 (NOTE_SOURCE_FILE): Likewise.
9828 (NOTE_BLOCK): Likewise.
9829 (NOTE_EH_HANDLER): Likewise.
9830 (NOTE_RANGE_INFO): Likewise.
9831 (NOTE_LIVE_INFO): Likewise.
9832 (NOTE_BASIC_BLOCK): Likewise.
9833 (NOTE_EXPECTED_VALUE): Likewise.
9834 (NOTE_LINE_NUMBER): Likewise.
9835 (LABEL_NAME): Likewise.
9836 (LABEL_NUSES): Likewise.
9837 (LABEL_ALTERNATE_NAME): Likewise.
9838 (ADDRESSOF_DECL): Likewise.
9839 (JUMP_LABEL): Likewise.
9840 (LABEL_NEXTREF): Likewise.
9842 (ORIGINAL_REGNO: Likewise.
9843 (HARD_REGISTER_NUM_P): Add parenthesis.
9844 (SUBREG_REG): Whitespace.
9845 (SUBREG_BYTE): Likewise.
9846 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
9847 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
9848 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
9849 (ASM_OPERANDS_INPUT_VEC): Likewise.
9850 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
9851 (ASM_OPERANDS_INPUT): Likewise.
9852 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
9853 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
9854 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
9855 (ASM_OPERANDS_INPUT_MODE): Likewise.
9856 (ASM_OPERANDS_SOURCE_FILE): Likewise.
9857 (ASM_OPERANDS_SOURCE_LINE): Likewise.
9858 (MEM_SET_IN_STRUCT_P): Minor reformat.
9859 (TRAP_CONDITION): Whitespace.
9860 (TRAP_CODE): Likewise.
9861 (COND_EXEC_TEST): Likewise.
9862 (COND_EXEC_CODE): Likewise.
9863 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
9864 (PHI_NODE_P): Add parenthesis.
9865 (plus_constant): Whitespace and add parenthesis.
9867 2002-01-03 Kazu Hirata <kazu@hxi.com>
9869 * config/avr/avr.c: Fix comment typos.
9870 * config/c4x/c4x.md: Likewise.
9871 * config/dsp16xx/dsp16xx.h: Likewise.
9872 * config/dsp16xx/dsp16xx.md: Likewise.
9873 * config/i386/i386.md: Likewise.
9874 * config/ia64/ia64.c: Likewise.
9875 * config/m32r/m32r.h: Likewise.
9876 * config/m68hc11/m68hc11.md: Likewise.
9877 * config/mmix/mmix.c: Likewise.
9878 * config/mn10200/mn10200.c: Likewise.
9879 * config/romp/romp.c: Likewise.
9880 * config/sh/sh.c: Likewise.
9881 * config/stormy16/stormy16.c: Likewise.
9882 * config/stormy16/stormy16.h: Likewise.
9883 * config/stormy16/stormy16.md: Likewise.
9885 2002-01-03 Graham Stott <grahams@redhat.com>
9887 * loop.h: Update copyright date.
9888 (LOOP_MOVABLES): Fix typo.
9889 (LOOP_REGS): Likewise.
9890 (LOOP_IVS): Likewise.
9892 2002-01-03 Graham Stott <grahams@redhat.com>
9894 * cppinit.c: Update copyright date.
9895 Don't include output.h
9896 * Makefile.in: Update copyright date.
9899 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
9902 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
9903 (-pthread) Add to RS/6000 options.
9905 2002-01-02 Kazu Hirata <kazu@hxi.com>
9907 * except.c: Fix comment typos.
9909 * varasm.c: Likewise.
9910 * doc/tm.texi: Fix a typo.
9912 2002-01-02 Jakub Jelinek <jakub@redhat.com>
9914 * c-typeck.c (output_init_element): Allow initializing static storage
9915 duration objects with compound literals.
9917 2002-01-02 Richard Henderson <rth@redhat.com>
9919 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
9922 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9924 * gcc.c (default_compilers): Const-ify.
9925 * mips-tdump.c (stab_names): Likewise.
9926 * mips-tfile.c (map_coff_types, map_coff_storage,
9927 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
9928 pseudo_ops_t, pseudo_ops): Likewise.
9929 * protoize.c (default_include): Likewise
9931 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
9932 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
9933 Add array size in declaration.
9934 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
9935 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
9936 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
9937 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
9938 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
9939 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
9940 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
9941 emtens, make_nan): Const-ify.
9942 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
9943 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
9945 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
9947 * config.gcc (ia64-*-*): Set extra_headers.
9948 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
9949 * config/alpha/t-osf: Remove.
9950 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
9952 2002-01-02 David Edelsohn <edelsohn@gnu.org>
9954 * config/rs6000/t-aix43: Revert previous change.
9956 2002-01-02 Jason Merrill <jason@redhat.com>
9958 * c-decl.c (c_expand_body): Call outlining_inline_function when
9959 emitting an inline function out of line.
9961 2002-01-02 Richard Henderson <rth@redhat.com>
9963 * dwarf2out.c (limbo_die_node): Add created_for member.
9964 (new_die): New argument created_for. Update all callers.
9965 (mark_limbo_die_list): New.
9966 (dwarf2out_init): Register limbo_die_list as a root.
9967 (dwarf2out_finish): Force insert limbo dies into their function
9970 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
9973 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
9975 2002-01-02 Kazu Hirata <kazu@hxi.com>
9977 * config/h8300/fixunssfsi.c: Update copyright.
9980 * config/h8300/h8300.c: Update copyright.
9983 2002-01-02 Kazu Hirata <kazu@hxi.com>
9985 * config/romp/romp.c: Fix comment formatting.
9986 * config/romp/romp.h: Likewise.
9987 * config/romp/romp.md: Likewise.
9988 * config/s390/s390.c: Likewise.
9989 * config/stormy16/stormy16.c: Likewise.
9990 * config/stormy16/stormy16.h: Likewise.
9992 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
9994 * c-common.h (genrtl_expr_stmt_value): Declare.
9995 * c-semantics.c (genrtl_goto_stmt): Redirect to...
9996 (genrtl_goto_stmt_value): ... this new function. Pass new
9997 argument down to expand_expr_stmt_value, taking
9998 TREE_ADDRESSABLE into account.
9999 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
10000 STMT_EXPR as addressable, i.e., one whose result we want.
10001 * expr.c (expand_expr): Don't save expression statement value
10002 of labeled_blocks or loop_exprs.
10003 * stmt.c (expand_expr_stmt): Redirect to...
10004 (expand_expr_stmt_value): ... this new function. Use new
10005 argument to tell whether to save expression value.
10006 (expand_end_stmt_expr): Reset last_expr_type and
10007 last_expr_value if we don't have either.
10008 * tree-inline.c (declare_return_variable): Mark its use
10009 statement as addressable.
10010 * tree.h: Document new use of TREE_ADDRESSABLE.
10011 (expand_expr_stmt_value): Declare.
10013 2002-01-01 Tom Rix <trix@redhat.com>
10015 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
10016 rs6000_emit_allocate_stack.
10018 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
10020 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
10021 ${srcdir}/ginclude/ to every entry in extra_headers.
10022 * configure: Regenerate.
10023 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
10024 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
10025 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
10026 * ginclude/proto.h: Rename to config/convex/proto.h.
10028 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10030 * attribs.c (handle_vector_size_attribute): Use host_integerp
10031 and tree_int_cst; remove warnings.
10032 * caller-save.c (insert_restore): Add cast to get rid of warning.
10033 (insert_save): Likewise.
10034 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
10035 * regmove.c (find_matches): Add temporary var to kill a warning.
10037 2002-01-01 Douglas B Rupp <rupp@gnat.com>
10039 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
10040 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
10041 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
10042 (vms-dwarf2eh.o): Add Makefile rule.
10043 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
10044 * config/alpha/vms-dwarf2eh.asm: New file.
10046 * gcc.c (delete_if_ordinary): Delete all versions.
10048 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
10050 * config/mmix/mmix.md: Update FIXME to not mention
10052 (MMIX_rJ_REGNUM): New define_constants constant.
10053 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
10054 "*movdicc_real"): Adjust contraints formatting.
10055 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
10056 for branch prediction.
10057 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
10059 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
10060 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
10061 number. Delete related FIXMEs.
10062 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
10063 from number to MMIX_rJ_REGNUM.
10064 (TARGET_MASK_BRANCH_PREDICT): New.
10065 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
10066 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
10067 value. Add -mbranch-predict and -mno-branch-predict.
10068 (TARGET_VERSION): Drop date.
10069 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
10070 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
10071 for finding out global symbols.
10072 (mmix_asm_output_labelref): Revert condition for global symbol.
10073 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
10074 (mmix_print_operand_punct_valid_p): A '+' is valid.
10076 See ChangeLog.6 for earlier changes.