1 2002-04-10 Richard Henderson <rth@redhat.com>
3 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
6 2002-04-09 Richard Henderson <rth@redhat.com>
8 * config/alpha/alpha.md (movdi_er_maybe_g): New.
9 * config/alpha/alpha.c (alpha_expand_mov): Use it.
11 2002-04-10 Alan Modra <amodra@bigpond.net.au>
14 * rtlanal.c (pure_call_p): New function.
15 * rtl.h (pure_call_p): Declare.
16 * loop.c (prescan_loop): Use it to set has_nonconst_call.
17 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
19 2002-04-09 Eric Christopher <echristo@redhat.com>
21 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
22 information to .comm directive.
24 2002-04-09 Richard Henderson <rth@redhat.com>
27 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
29 2002-04-09 Richard Henderson <rth@redhat.com>
31 * basic-block.h (flow_delete_block_noexpunge): Declare.
32 (expunge_block_nocompact): Declare.
33 * cfg.c (expunge_block_nocompact): Split out from ...
34 (expunge_block): ... here.
35 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
36 (flow_delete_block_noexpunge): Split out from ...
37 (flow_delete_block): ... here.
38 * cfgcleanup.c (delete_unreachable_blocks): Compact while
40 * except.c (exception_handler_labels): Remove.
41 (exception_handler_label_map): New.
42 (struct eh_region): Add aka member.
43 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
44 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
45 (for_each_eh_label, for_each_eh_label_1): New.
46 (init_eh): Register exception_handler_label_map.
47 (free_eh_status): Use free_region.
48 (find_exception_handler_labels): Use the map, not the list.
49 (remove_exception_handler_label): Likewise.
50 (maybe_remove_eh_handler): Likewise.
51 (remove_eh_handler): Use the region aka bitmap.
52 * except.h (exception_handler_labels): Remove.
53 (for_each_eh_label): Declare.
54 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
55 * loop.c (invalidate_loops_containing_label): New.
56 (find_and_verify_loops): Use it. Use for_each_eh_label.
57 * sched-rgn.c (is_cfg_nonregular): Use
58 current_function_has_exception_handlers.
60 2002-04-09 Richard Henderson <rth@redhat.com>
62 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
63 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
64 Do not return changed status.
65 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
66 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
67 New functions that do return changed status.
68 * sbitmap.h: Update decls.
69 * gcse.c, lcm.c: Use _cg functions as needed.
71 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
73 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
74 (sh64-*-elf*, sh-*-rtemself*): Likewise.
75 * config/sh/embed_bb.c: New file.
76 * config/sh/embed-elf.h: New file.
77 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
78 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
79 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
81 (SUBTARGET_CPP_PTR_SPEC): Don't define.
82 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
83 Add subtarget_asm_endian_spec.
84 (ASM_SPEC): Use subtarget_asm_endian_spec.
85 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
86 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
87 (WCHAR_UNSIGNED): Define.
88 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
89 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
90 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
92 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
93 (sh_adjust_cost): Likewise.
94 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
96 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
97 (WCHAR_TYPE_SIZE): Likewise.
98 (ASM_SPEC): Use subtarget_asm_endian_spec.
99 (SH_ELF_WCHAR_TYPE): #undef/ #define.
100 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
101 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
102 (MAX_WCHAR_TYPE_SIZE): Don't #define .
103 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
104 (USER_LABEL_PREFIX): Don't #undef /#define .
105 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
106 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
107 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
108 (ASM_SPEC): Likewise.
109 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
110 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
111 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
112 (LIB2FUNCS_EXTRA): Define.
113 * t-sh64 (LIB2FUNCS_EXTRA): Define.
114 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
115 (LIB1ASMFUNCS_CACHE): Define.
116 (LIB2FUNCS_EXTRA): Redefine empty.
118 2002-04-08 Richard Henderson <rth@redhat.com>
120 * reorg.c (get_branch_condition): Use reversed_comparison_code.
122 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
124 * config/m68hc11/larith.asm (__map_data_section): Fix condition
125 and optimize for size.
126 (__do_global_ctors): Fix pointer comparison.
127 (__do_global_dtors): Likewise.
129 2002-04-09 David S. Miller <davem@redhat.com>
131 * config/sparc/sparc.c (sparc_extra_constraint_check): New
132 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
133 allow reloading pseudos.
134 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
135 * config/sparc/sparc-protos.h: Declare it.
137 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
138 unsigned comparison warning.
139 (output_restore_regs): Mark leaf_function as unused.
141 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
143 * expr.c (is_aligning_offset): New function.
144 (expand_expr, case COMPONENT_EXPR): Call it.
146 2002-04-08 David S. Miller <davem@redhat.com>
149 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
151 Make init_priority work on Sparc when using GNU ld.
152 * config/sparc/linux.h, config/sparc/linux64.h,
153 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
154 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
155 * config/sparc/sol2-gld.h: New file to do the same.
156 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
157 sparc/sol2-gld.h to tm_file.
160 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
161 * doc/md.texi: Document it.
162 * config/sparc/sparc.md (movdi_insn_sp64_novis,
163 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
164 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
165 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
166 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
168 2002-04-08 Andreas Jaeger <aj@suse.de>
170 * stmt.c (expand_asm_operands): Revert last patch from Richard
173 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
175 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
176 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
178 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
180 * doc/contrib.texi (Contributors): Add David O'Brien.
182 2002-04-08 Alan Modra <amodra@bigpond.net.au>
184 * configure.in (auto-build.h): Use target_alias and build_alias
185 when running configure.
186 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
187 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
188 * configure: Regenerate.
190 2002-04-07 David S. Miller <davem@redhat.com>
192 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
194 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
197 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
198 generating 32-bit pic code.
200 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
202 * cppinit.c (cpp_create_reader): Initialize
203 discard_comments_in_macro_exp.
204 (COMMAND_LINE_OPTIONS): Add "-CC" option.
205 (cpp_handle_option): Handle "-CC" option.
206 * cpplex.c (save_comment): If saving a C++ comment in
207 a directive, convert it to a C comment.
208 (_cpp_lex_direct): Pass second comment start character to
209 save_comment to indicate comment type.
210 * cpplib.c (_cpp_handle_directive): If processing
211 a "#define" directive and discard_comments_in_macro_exp
212 is false, re-enable saving of comments.
213 (lex_macro_node): If discard_comments_in_macro_exp is false,
214 discard any comments before the macro identifier.
215 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
217 * cppmacro.c (cpp_get_token): If expanding a macro while
218 processing a directive, discard any comments we might encounter.
219 (parse_params): If discard_comments_in_macro_exp is false,
220 ignore comments in the macro parameter list.
221 * gcc.c (cpp_unique_options): Add "-CC" option.
222 (option_map): Map "--comments-in-macros" to "-CC".
223 * doc/cppopts.texi: Document "-CC" option.
224 * f/lang-specs.h: Add "-CC" option.
225 * testsuite/gcc.dg/cpp/maccom1.c: New test.
226 * testsuite/gcc.dg/cpp/maccom2.c: New test.
227 * testsuite/gcc.dg/cpp/maccom3.c: New test.
228 * testsuite/gcc.dg/cpp/maccom4.c: New test.
229 * testsuite/gcc.dg/cpp/maccom5.c: New test.
230 * testsuite/gcc.dg/cpp/maccom6.c: New test.
232 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
235 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
237 2002-04-06 Mark Mitchell <mark@codesourcery.com>
240 * stor-layout.c (layout_decl): Reset the RTL for the decl.
243 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
244 RTX_UNCHANGING_P for the functions arguments when a tail call
247 2002-04-06 Jason Merrill <jason@redhat.com>
249 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
250 (parse_options_and_default_flags): Set them appropriately.
251 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
253 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
255 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
258 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
261 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
262 types come in by-reference. Fix typo in comment.
264 2002-04-05 David S. Miller <davem@redhat.com>
266 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
267 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
268 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
269 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
271 2002-04-05 David S. Miller <davem@redhat.com>
273 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
274 are not going to emit return instructions, emit at least a nop
275 for the sake of sane backtraces.
277 2002-04-05 Richard Henderson <rth@redhat.com>
279 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
281 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
283 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
285 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
287 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
288 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
289 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
291 2002-04-05 Andreas Schwab <schwab@suse.de>
293 * c-convert.c: Include c-common.h.
294 * Makefile.in (c-convert.o): Updated.
296 2002-04-05 Jakub Jelinek <jakub@redhat.com>
298 * mklibgcc.in: Use separate libgcc.map for each multilib.
299 * Makefile.in (distclean): Don't remove libgcc.map here.
301 2002-04-05 Jakub Jelinek <jakub@redhat.com>
303 * Makefile.in (s-mlib): Handle --disable-multilib by separate
304 genmultilib invocation.
306 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
308 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
309 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
310 to num_gprs for symmetry.
311 * config/mips/mips.c: Adjust accordingly.
313 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
315 * c-common.c (truthvalue_conversion): Rename, update.
316 * c-common.h (c_common_truthvalue_conversion): New.
317 * c-convert.c (convert): Update.
318 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
319 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
320 * c-typeck.c (build_binary_op, build_unary_op,
321 build_conditional_expr): Update.
322 * fold-const.c (constant_boolean_node, fold): Use langhook.
323 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
324 * langhooks.h (struct lang_hooks): New hook.
325 * stmt.c (expand_decl_cleanup): Use langhook.
326 * tree.h (truthvalue_conversion): Remove.
328 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
330 2002-04-05 Alan Modra <amodra@bigpond.net.au>
332 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
333 Add rules to make null object file.
335 2002-04-04 Jim Blandy <jimb@redhat.com>
337 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
338 macro formal parameter names.
340 2002-04-04 David S. Miller <davem@redhat.com>
342 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
344 2002-04-04 Richard Henderson <rth@redhat.com>
347 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
348 Support copies into and out of memory. Don't accept allows_reg
349 and allows_mem as gospel.
351 2002-04-04 Richard Henderson <rth@redhat.com>
354 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
355 (write_dependence_p): Likewise.
357 2002-04-04 Richard Henderson <rth@redhat.com>
359 * predict.c (estimate_bb_frequencies): Do frequency calculation
360 with a volatile temporary.
362 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
364 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
366 2002-04-04 Jakub Jelinek <jakub@redhat.com>
369 * final.c (final_start_function): Don't bump profile_label_no here...
370 (final_end_function): ...but here.
372 2002-04-04 Jakub Jelinek <jakub@redhat.com>
374 * config/sparc/sparc.md (pic): New attribute.
375 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
377 (split after do_builtin_setjmp_setup): New.
379 2002-04-04 Jakub Jelinek <jakub@redhat.com>
382 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
385 2002-04-04 Jakub Jelinek <jakub@redhat.com>
387 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
388 UNITS_PER_WORD for zero sized aggregates.
390 2002-04-03 David S. Miller <davem@redhat.com>
392 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
393 one-character spec for this, just use %(link_gcc_c_sequence).
395 2002-04-03 David S. Miller <davem@redhat.com>
397 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
400 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
402 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
403 (DWARF_FRAME_RETURN_COLUMN): Move.
404 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
405 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
406 * pa.c (except.h, predict.h): Include.
408 (store_reg_modify, set_reg_plus_d): Revise prototypes.
409 (output_ascii): Add cast.
410 (store_reg_modify): Revise to add frame notes.
411 (set_reg_plus_d): Likewise.
412 (compute_frame_size): Include space for eh data registers in frame if
413 the current function calls eh_return.
414 (hppa_expand_prologue): Ensure register %r2 is saved if the current
415 function calls eh_return. Save eh data registers if the current
416 function calls eh_return. Fix code to add frame notes. Emit
417 blockage to prevent insns with frame notes being scheduled in the
419 (hppa_expand_epilogue): Restore eh data registers and do final stack
420 adjustment if the current function calls eh_return. Don't add frame
422 (output_call): Revise for change in length of call insn. Don't do
423 return pointer adjustment for an unconditional jump in the delay slot
424 of a call when using frame notes.
425 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
426 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
427 (ARG_POINTER_CFA_OFFSET): Define.
428 * pa.md (return_external_pic): New pattern.
429 (prologue): Correct formatting. Use return_external_pic if current
430 function calls eh_return.
431 (call_internal_symref, call_value_internal_symref,
432 sibcall_internal_symref, sibcall_value_internal_symref): Change default
433 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
435 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
437 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
438 list of targets to check using "nop" insn.
439 * configure: Rebuilt.
441 2002-04-04 Alan Modra <amodra@bigpond.net.au>
443 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
445 2002-04-03 David S. Miller <davem@redhat.com>
447 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
448 library sequence passed to the linker.
449 (LINK_COMMAND_SPEC): Use it.
450 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
451 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
452 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
454 2002-04-03 Jason Merrill <jason@redhat.com>
456 * except.c (struct eh_status): Remove protect_list.
457 (begin_protect_partials, end_protect_partials): Remove.
458 (add_partial_entry): Remove.
459 * except.h: Remove prototypes.
461 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
462 expand_decl_cleanup_eh.
465 * tree.h (CLEANUP_EH_ONLY): New macro.
466 * stmt.c (expand_decl_cleanup_eh): New fn.
467 (expand_cleanups): Check CLEANUP_EH_ONLY.
468 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
469 Use expand_decl_cleanup_eh.
470 (expand_stmt): Adjust.
471 * c-common.h: Adjust prototype.
473 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
475 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
476 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
477 (cris_target_asm_function_epilogue): Ditto.
478 (cris_initial_frame_pointer_offset): Ditto.
479 (cris_simple_epilogue): Ditto.
480 (cris_expand_builtin_va_arg): Variable-size types come in
483 2002-04-03 David S. Miller <davem@redhat.com>
485 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
487 (set_fast_math): Correct 'fsr' type.
489 2002-04-03 Richard Henderson <rth@redhat.com>
492 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
493 * toplev.c (check_global_declarations): Use it.
494 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
495 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
496 (LANG_HOOKS_DECLS): Add it.
497 * langhooks.c (lhd_warn_unused_global_decl): New.
498 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
499 * c-objc-common.c (c_warn_unused_global_decl): New.
500 * c-tree.h (c_warn_unused_global_decl): Declare.
501 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
503 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
505 * langhooks-def.h (lhd_set_decl_assembler_name,
506 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
507 (LANG_HOOKS_INITIALIZER): Update.
508 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
509 * langhooks.h (struct lang_hooks): New hook.
510 * tree.c (set_decl_assembler_name): Move to langhooks.c.
511 (lang_set_decl_assembler_name): Remove.
512 (init_obstacks): Don't set hook.
513 (decl_assembler_name): New function.
514 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
515 (decl_assembler_name): New.
516 (lang_set_decl_assembler_name): Remove.
518 2002-04-03 Jakub Jelinek <jakub@redhat.com>
520 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
521 works properly with .hidden symbols.
522 * configure: Rebuilt.
523 * config.in: Rebuilt.
524 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
525 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
526 properly with .hidden symbols.
528 2002-04-03 Jakub Jelinek <jakub@redhat.com>
531 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
534 2002-04-03 Richard Henderson <rth@redhat.com>
537 * sched-rgn.c (sets_likely_spilled): New.
538 (sets_likely_spilled_1): New.
539 (add_branch_dependences): Use it.
541 2002-04-02 Richard Henderson <rth@redhat.com>
544 * loop.h (LOOP_FIRST_PASS): New.
545 * loop.c (strength_reduce): Mind it when deciding to unroll.
546 * toplev.c (rest_of_compilation): Set it.
548 2002-04-02 David S. Miller <davem@redhat.com>
550 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
551 mems_ok_for_ldd_peep when the order of the loads being examined
553 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
554 existing comment to increase comprehension of this situation.
556 2002-04-02 Zack Weinberg <zack@codesourcery.com>
558 * config/sh/sh.md: Don't use union real_extract.
560 2002-04-02 Richard Henderson <rth@redhat.com>
562 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
564 2002-04-02 David O'Brien <obrien@FreeBSD.org>
566 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
567 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
568 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
569 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
570 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
571 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
572 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
573 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
574 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
575 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
576 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
577 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
578 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
579 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
580 Include as many configury headers via tm_file as possible. This
581 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
582 * config/openbsd-oldgas.h: New file.
583 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
584 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
585 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
586 config/i386/i386-coff.h, config/i386/i386-interix.h,
587 config/i386/iscdbx.h, config/i386/linux-aout.h,
588 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
589 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
590 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
591 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
592 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
593 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
594 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
595 config/i386/vxi386.h: Do not directly include configury headers.
596 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
597 Directly include configury headers that are no longer automatically
598 included by the above headers.
599 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
600 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
601 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
602 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
603 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
604 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
605 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
606 (TARGET_VERSION): Define.
607 * config/i386/beos-elf.h, config/i386/freebsd.h,
608 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
609 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
610 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
611 config/i386/sco5.h, config/i386/sysv4.h
612 (TARGET_VERSION): Do not need to protect.
613 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
614 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
615 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
616 config/i386/i386-interix.h, config/i386/linux-aout.h,
617 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
618 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
619 (YES_UNDERSCORES): Do not define - not needed.
620 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
621 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
622 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
623 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
624 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
625 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
626 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
627 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
629 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
630 Richard Henderson <rth@redhat.com>
633 * function.c (assign_temp): Accept either type or decl argument.
634 Detect variables whose size is too large to fit into an integer.
635 * stmt.c (expand_decl): Pass the decl, not the type.
637 2002-04-02 David O'Brien <obrien@FreeBSD.org>
639 * protoize.c: Match include directory usage with cppdefault.c.
641 2002-04-03 Jeffrey A Law (law@redhat.com)
642 Hans-Peter Nilsson <hp@bitrange.com>
644 * combine.c (simplify_comparison): Avoid narrowing a comparison
645 with a paradoxical subreg when doing so would drop signficant bits.
647 2002-04-02 Steve Ellcey <sje@cup.hp.com>
649 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
650 if POINTERS_EXTEND_UNSIGNED is defined.
652 2002-04-02 Richard Henderson <rth@redhat.com>
655 * local-alloc.c (contains_replace_regs): LO_SUM may contain
658 2002-04-02 Richard Henderson <rth@redhat.com>
660 * doc/standards.texi: Document required freestanding libc entry points.
662 2002-04-02 Alan Modra <amodra@bigpond.net.au>
664 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
665 associated splitter. Remove MQ constraint.
666 (ctrdi_internal4): Correct CCmode clobber.
668 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
670 * milli64.S ($$dyncall): New function.
671 * t-linux (LIB1ASMFUNCS): Revise module list.
672 (LIB1ASMSRC): Use pa/milli64.S.
674 2002-04-02 Richard Henderson <rth@redhat.com>
676 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
677 rename solaris_sys_varargs_h.
679 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
681 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
682 the same mode as its component.
684 2002-04-02 Richard Henderson <rth@redhat.com>
687 * final.c (this_is_asm_operands): Export.
688 * output.h (this_is_asm_operands): Declare.
689 * config/i386/i386.c (print_operand): Error odd asm operands.
691 2002-04-02 Richard Henderson <rth@redhat.com>
694 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
696 2002-04-01 Richard Henderson <rth@redhat.com>
699 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
700 * fixinc/fixincl.x: Rebuild.
702 2002-04-01 Richard Henderson <rth@redhat.com>
704 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
705 (atomic_alloc, atomic_free): New.
706 (SIZE, MASK_FOR, PTR_IN): New.
707 (emergency_reg_state, emergency_reg_state_free): New.
708 (emergency_labeled_state, emergency_labeled_state_free): New.
709 (reg_state_alloced, labeled_state_alloced): New.
710 (alloc_reg_state, free_reg_state): New.
711 (alloc_label_state, free_label_state, free_label_states): New.
712 (push, pop, dup_state_stack, free_state_stack): Use them.
713 (desc_label_state): Likewise.
714 (uw_frame_state_for): Free label states and state stack.
715 (uw_update_reg_address): Eliminate warnings.
717 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
719 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
720 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
722 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
724 * c-decl.c (grokdeclarator): Update.
725 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
726 * c-tree.h (c_mark_addressable): New.
727 * c-typeck.c (default_function_array_conversion, build_unary_op,
728 build_array_ref, convert_for_assignment): Update.
729 (mark_addressable): Rename.
730 * calls.c (try_to_integrate, expand_call): Use langhook.
731 * expr.c (expand_expr): Use langhook.
732 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
733 * langhooks.h (struct lang_hooks): New hook.
734 * stmt.c (expand_asm_operands): Use langhook.
735 * tree.h (mark_addressable): Remove.
737 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
739 2002-04-01 Bob Wilson <bob.wilson@acm.org>
741 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
744 2002-04-01 Bob Wilson <bob.wilson@acm.org>
746 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
747 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
749 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
751 * c-common.c (unsigned_conversion_warning, convert_and_check,
752 unsigned_type, signed_type, shorten_compare,
753 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
754 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
755 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
757 * c-decl.c (grokdeclarator): Update.
758 * c-format.c (check_format_types): Update.
759 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
760 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
761 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
762 * convert.c (convert_to_integer): Use new hooks.
763 * expmed.c (make_tree): Use new hooks.
764 * expr.c (store_expr): Use new hooks.
765 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
766 all_ones_mask_p, unextend, fold): Use new hooks.
767 * langhooks.h (struct lang_hooks_for_types): New hooks.
768 * tree.h (signed_or_unsigned_type, signed_type,
769 unsigned_type): Remove.
771 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
772 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
774 2002-03-31 Richard Henderson <rth@redhat.com>
776 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
777 (desc_frgr_mem): Fix reference to f16-f31.
779 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
781 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
782 RTVEC_ELT): Const-ify.
783 * varray.h (VARRAY_CHECK): Const-ify.
784 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
785 ggc_mark_rtvec, ggc_mark): Const-ify.
787 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
789 * diagnostic.c: Include langhooks-def.h.
790 * Makefile.in (diagnostic.o): Update.
792 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
794 * c-common.c (c_unsafe_for_reeval): Rename.
795 * c-common.h (c_unsafe_for_reeval): Rename.
796 * c-decl.c (finish_incomplete_decl): Rename.
797 (c_init_decl_processing): Don't set langhook.
798 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
799 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
800 * c-objc-common.c (c_objc_common_init): Don't set langhook.
801 * c-tree.h (finish_incomplete_decl): Rename.
802 * langhooks-def.h (lhd_unsafe_for_reeval): New.
803 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
804 (LANG_HOOKS_INITIALIZER): Update.
805 * langhooks.c (lhd_unsafe_For_reeval): New.
806 * langhooks.h (struct langhooks): New hooks.
807 * toplev.c (incomplete_decl_finalize_hook): Remove.
808 (wrapup_global_declarations): Update.
809 * tree.c (lang_unsafe_for_reeval): Remove.
810 (unsafe_for_reeval): Update.
811 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
814 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
815 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
817 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
819 * diagnostic.c (print_error_function): Remove.
820 (default_print_error_function): Rename.
821 (report_error_function): Update.
822 * diagnostic.h (print_error_function): Remove.
823 (default_print_error_function): Remove.
824 * langhooks-def.h (struct diagnostic_context): Predeclare.
825 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
826 (LANG_HOOKS_INITIALIZER): Update.
827 * langhooks.h (struct diagnostic context): Predeclare.
828 (struct lang_hooks): New hook.
830 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
832 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
833 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
835 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
836 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
837 of PIC_OFFSET_TABLE_REGNUM thruout.
838 * config/rs6000/rs6000.md: Likewise.
839 * config/rs6000/darwin.h: Likewise.
841 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
843 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
844 unsigned HOST_WIDE_INT, not unsigned int.
846 2002-03-31 Jakub Jelinek <jakub@redhat.com>
848 PR middle-end/6096, middle-end/6098, middle-end/6099
849 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
851 (fill_slots_from_thread): Likewise.
853 2002-03-31 Jakub Jelinek <jakub@redhat.com>
855 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
856 floating fields in float regs.
857 (function_arg_record_value_2): Likewise.
859 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
861 * config/mmix/mmix.md (define_constants): Remove misleading
862 FIXME. Add MMIX_fp_rO_OFFSET.
863 ("nonlocal_goto_receiver"): Don't have stack-frame address of
864 saved rO as part of the pattern. Remove FIXME.
865 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
866 here, at output-time.
868 2002-03-31 Jakub Jelinek <jakub@redhat.com>
871 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
873 (output_v9branch): Likewise.
875 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
877 * gcc.c: Revert previous patch for now.
878 * config/i386/djgpp.h: Likewise.
880 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
882 * config/mmix/crti.asm (_init): Register _fini with atexit.
883 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
885 2002-03-31 Richard Henderson <rth@redhat.com>
888 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
889 (ASM_OUTPUT_DEF_FROM_DECLS): New.
891 2002-03-31 Richard Henderson <rth@redhat.com>
893 * libgcc2.c (__bb_exit_func): Make static.
895 * config/alpha/alpha.md (trap): New.
897 2002-03-31 Richard Henderson <rth@redhat.com>
899 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
900 promoted argument types; build trap.
901 (expand_builtin_trap): New.
902 (expand_builtin): Use it.
903 * stmt.c (expand_nl_goto_receivers): Likewise.
904 * expr.h (expand_builtin_trap): Declare.
905 * libfuncs.h (LTI_abort, abort_libfunc): New.
906 * optabs.c (init_optabs): Init abort_libfunc.
908 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
910 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
911 (LINK_COMMAND_SPEC): ... from here.
912 (init_gcc_specs): Duplicate it here too, omitting
913 shared_name in the second copy.
914 (init_spec): Test for duplicate
915 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
917 2002-03-30 David S. Miller <davem@redhat.com>
919 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
920 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
922 2002-03-30 Roger Sayle <roger@eyesopen.com>
923 Richard Henderson <rth@redhat.com>
925 * regmove.c (combine_stack_adjustments_for_block): Avoid
926 emitting a stack adjustment of zero bytes. Let delete_insn
929 2002-03-30 Richard Henderson <rth@redhat.com>
931 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
932 (sparc_emitting_epilogue): New.
933 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
934 * config/sparc/sparc-protos.h: Update.
935 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
936 (TARGET_SWITCHES): Update.
937 * config/sparc/sparc.md (return): Remove.
938 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
939 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
940 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
941 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
942 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
943 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
944 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
945 Remove MASK_EPILOGUE.
946 * doc/invoke.texi: Update.
948 2002-03-30 Daniel Berlin <dan@dberlin.org>
950 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
951 CPP will start the file for us.
953 2002-03-30 Richard Henderson <rth@redhat.com>
956 * config/ia64/ia64.c (group_barrier_needed_p): Special case
957 prologue_allocate_stack.
958 (ia64_single_set): Use insn codes for recognition of special
959 cases, not rtl matching.
960 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
962 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
964 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
966 2002-03-30 Richard Henderson <rth@redhat.com>
969 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
970 or -fomit-frame-pointer with profiling.
971 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
972 (FUNCTION_PROFILER): Do nothing.
974 * config/sparc/sparc.c (sparc_override_options): Don't check
975 code models for profiling.
976 (sparc_function_profiler): Remove.
977 (sparc_profile_hook): New.
978 * config/sparc/sparc-protos.h: Update.
980 2002-03-30 Jakub Jelinek <jakub@redhat.com>
983 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
984 of SUBREG of volatile MEM or because the MEM was mode dependent,
985 return CLOBBER instead of unmodified SUBREG.
987 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
989 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
992 * toplev.c (rest_of_compilation): Cann mark_constant_function
993 only when optimizing.
995 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
998 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
999 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
1000 (try_optimize_cfg): clear all AUX fields.
1002 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
1003 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
1004 (ix86_address_cost): Be prepared for SUBREGed registers.
1005 (legitimate_address_p): Accept SUBREGed registers.
1007 2002-03-29 Richard Henderson <rth@redhat.com>
1010 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
1012 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1014 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
1015 for aggregate and TFmode types.
1017 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
1019 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
1021 2002-03-29 Richard Henderson <rth@redhat.com>
1024 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
1025 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
1027 2002-03-29 Richard Henderson <rth@redhat.com>
1030 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
1031 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
1032 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
1033 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
1035 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
1037 2002-03-29 Dale Johannesen <dalej@apple.com>
1039 * loop.c (combine_movables): Do allow combination of pseudos.
1041 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
1043 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
1044 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
1045 No functional change except ...
1046 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
1047 * doc/install.texi (*-*-freebsd*): Document port configuration.
1049 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
1051 * Makefile.in (convert.o, calls.o, expmed.o): Update.
1052 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
1054 * builtin-types.def (BT_PTRMODE): Update.
1055 * c-common.c (type_for_size): Rename c_common_type_for_size.
1056 (type_for_mode): Similarly.
1057 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
1059 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
1060 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
1061 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
1063 * c-typeck.c (common_type, comptypes, default_conversion):
1065 * calls.c: Include langhooks.h.
1066 (emit_library_call_value_1): Use new hooks. Avoid redundant
1068 * convert.c: Include langhooks.h
1069 (convert_to_pointer, convert_to_integer): Use new hooks.
1070 * except.c (init_eh): Similarly.
1071 * expmed.c: Include langhooks.h.
1072 (expand_mult_add): Use new hooks.
1073 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
1074 try_casesi): Similarly.
1075 * fold-const.c (optimize_bit_field_compare, make_range,
1076 decode_field_reference, fold_truthop, fold): Similarly.
1077 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
1078 put_var_into_stack): Similarly.
1079 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
1080 LANG_HOOKS_TYPE_FOR_SIZE): New.
1081 (LANG_HOOKS_TYPES_INITIALIZER): Update.
1082 * langhooks.h (lang_hooks_for_types): New hooks.
1083 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
1084 * tree.c (get_unwidened, get_narrower): Similarly.
1085 * tree.h (type_for_mode, type_for_size): Remove.
1086 * varasm.c (force_const_mem): Use new hooks.
1087 * utils2.c (nonbinary_modular_operation): Update.
1089 * objc-act.c (handle_impent): Update.
1090 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
1093 2002-03-29 Steve Ellcey <sje@cup.hp.com>
1095 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
1096 * config/ia64/ia64.c (basereg_operand): New.
1097 * config/ia64/ia64-protos.h (basereg_operand): Declare.
1098 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
1100 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
1102 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
1103 unwind information when frame_pointer_needed.
1104 (mmix_assemble_integer): Tweak wording in comment.
1106 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
1108 * Makefile.in (except.o): Update.
1109 * except.c: Include langhooks.h.
1110 (init_eh): Use langhook.
1111 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
1112 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
1113 (LANG_HOOKS_INITIALIZER): Update.
1114 * langhooks.h (lang_hooks_for_types): New.
1115 (struct lang_hooks): Add it.
1116 * tree.c (make_lang_type_fn, make_lang_type): Remove.
1117 * tree.h (make_lang_type_fn, make_lang_type): Remove.
1119 * alpha/alpha.c: Include langhooks.h.
1120 (alpha_build_va_list): Use langhook.
1121 * d30v/d30v.c: Include langhooks.h.
1122 (d30v_build_va_list): Use langhook.
1123 * i386/i386.c: Include langhooks.h.
1124 (ix86_build_va_list): Use langhook.
1125 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
1126 * s390/s390.c: Include langhooks.h.
1127 (s390_build_va_list): Use langhook.
1128 * stormy16/stormy16.c: Include langhooks.h.
1129 (stormy16_build_va_list): Use langhook.
1131 2002-03-29 Jakub Jelinek <jakub@redhat.com>
1134 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
1136 (length): Compute variable length for branches/calls/jumps here.
1137 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
1138 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
1139 define branch_type attribute.
1140 (divsi3_sp32): Maximum length is 6 not 7.
1141 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
1142 call_address_untyped_struct_value_sp32,
1143 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
1144 * config/sparc/sparc.c (empty_delay_slot): New function.
1145 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
1146 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
1148 2002-03-29 Jakub Jelinek <jakub@redhat.com>
1150 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
1151 nonzero_bits if not needed.
1152 (nonzero_bits) [XOR]: Likewise.
1153 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
1154 reg_last_set_mode and mode are both MODE_INT, but not equal.
1155 (record_value_for_reg): Compute reg_last_set_nonzero_bits
1156 in nonzero_bits_mode for MODE_INT modes.
1158 2002-03-28 Richard Henderson <rth@redhat.com>
1161 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
1162 to GAS. Correct drift between alternatives.
1164 2002-03-28 Richard Henderson <rth@redhat.com>
1167 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
1169 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
1171 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
1172 emulation to the linker.
1174 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
1176 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
1177 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
1179 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
1181 * combine.c (simplify_and_const_int): Make sure to apply mask
1182 when force_to_mode returns a constant integer. PR3311.
1184 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
1186 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
1188 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1190 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
1191 and Objective-C Dialect Options.
1193 2002-03-28 Richard Henderson <rth@redhat.com>
1195 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
1196 comparison should be done vs !=0 not >0 return code. Tidy cases.
1198 2002-03-28 Richard Henderson <rth@redhat.com>
1200 * c-decl.c (finish_function): New arg can_defer_p. Pass it
1201 on to c_expand_body.
1202 * c-tree.h (finish_function): Update decl.
1203 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
1205 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
1207 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
1209 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
1211 * rtlanal.c: Include flags.h
1212 (may_trap_p): Do not mark FP operations if trapping
1213 if !flag_trapping_math
1214 * Makefile.in (rtlanal.o): Add dependency on flag.h
1215 * ifcvt.c (noce_operand_ok): Avoid the lameness.
1217 2002-03-27 Zack Weinberg <zack@codesourcery.com>
1219 * mips.md: Use dconst1, not 1.0, as first argument of
1220 REAL_VALUE_LDEXP. Don't use union real_extract.
1222 2002-03-28 Alan Modra <amodra@bigpond.net.au>
1224 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
1225 rather than $target. Heed program_prefix and
1226 program_transform_name. Search for gas in cross-compiler case too.
1227 "test -x" rather than "test -f".
1228 (gcc_cv_ld): Likewise.
1229 (gcc_cv_nm): Heed program_prefix and program_transform_name.
1230 (gcc_cv_objdump): Likewise.
1231 * configure: Regenerate.
1233 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1235 * Makefile.in (attribs.o): Update.
1236 * attribs.c: Include langhooks.h.
1237 (decl_attributes): Use langhook.
1238 * c-decl.c (insert_default_attributes): Rename.
1239 * c-tree.h (c_insert_default_attributes): New.
1240 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
1241 (LANG_HOOKS_INITIALIZER): Update.
1242 * langhooks.h (struct lang_hooks): New hook.
1243 * tree.h (insert_default_attributes): Remove.
1245 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
1247 2002-03-27 Andreas Schwab <schwab@suse.de>
1249 * config/i386/i386.c (classify_argument): Also check for
1252 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1254 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
1257 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
1259 * i960.md (ret): Set PC.
1260 (nonlocal_goto): Fix expander.
1261 * builtins.c (epxand_builin_longjmp): Check that we've emitted
1264 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
1266 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
1269 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1271 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
1272 assigning to BLOCK_FOR_INSN directly.
1274 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
1276 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
1278 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1280 * c-common.c (c_expand_expr): Fix prototype.
1281 * c-common.h (c_expand_expr): Always declare, update.
1282 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
1283 * c-objc-common.c (c_objc_common_init): No global hook.
1284 * expr.c (expand_expr): Use langhook.
1285 * expr.h (enum expand_modifier): Conditionally declare.
1286 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
1287 (LANG_HOOKS_INITIALIZER): Update.
1288 * langhooks.c (lhd_expand_expr): New.
1289 * langhooks.h (struct lang_hooks): New hook.
1290 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
1291 (lang_independent_init): Don't default hook.
1293 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
1295 2002-03-27 Richard Henderson <rth@redhat.com>
1298 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
1299 TARGET_CONST_GP. Simplify conditions.
1301 2002-03-27 Richard Henderson <rth@redhat.com>
1303 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
1304 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
1305 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
1307 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
1309 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
1310 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
1311 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
1312 Remove unnecessary masks.
1313 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
1314 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
1315 -mwindows, -mdll switches and their negations.
1317 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1319 * gcc-common.c (lang_mark_false_label_stack): Remove.
1320 * ggc.h (lang_mark_false_label_stack): Similarly.
1322 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
1324 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
1326 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
1327 or __rtems_ is defined.
1329 2002-03-26 Richard Henderson <rth@redhat.com>
1331 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
1332 if a non-trivial load was emitted.
1333 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
1334 in high+extra+low case.
1336 2002-03-26 Richard Henderson <rth@redhat.com>
1338 * config.gcc (sparc*-solaris): Use float_format=sparc.
1340 2002-03-26 Richard Henderson <rth@redhat.com>
1342 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
1343 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
1344 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
1345 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
1346 (WINT_TYPE_SIZE): Fix at 32.
1348 2002-03-26 Richard Henderson <rth@redhat.com>
1350 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
1351 until after eh landing pad generation.
1352 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
1353 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
1355 2002-03-26 Richard Henderson <rth@redhat.com>
1357 * expr.h (ADD_PARM_SIZE): One more convert for INC.
1359 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
1361 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
1362 and warning switches.
1363 (cc1_options): Likewise.
1365 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
1367 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
1368 Restore more of the signal context. Set no_reg_stack_frame.
1369 * config/ia64/unwind-ia64.c (unw_state_record):
1370 Add no_reg_stack_frame, comments.
1371 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
1372 (uw_update_context): Adjust bsp when unwinding from leaf,
1373 but not signal frame.
1375 2002-03-26 David Edelsohn <edelsohn@gnu.org>
1377 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
1379 2002-03-26 Bob Wilson <bob.wilson@acm.org>
1381 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
1383 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
1386 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
1387 "Add a pool_range attribute", which was lost during the ARM/Thumb
1390 2002-03-26 Bob Wilson <bob.wilson@acm.org>
1392 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
1393 a register into the MAC16 accumulator.
1395 2002-03-26 Andrew Cagney <ac131313@redhat.com>
1397 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
1398 (Warning Options): Document -Wswitch-enum.
1399 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
1401 (warn_switch_enum): Define variables.
1402 * flags.h (warn_switch_enum): Declare variables.
1403 * stmt.c (expand_end_case_type): When warn_switch_enum /
1404 -Wswitch-enum, perform switch checks.
1407 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
1409 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
1410 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
1411 (reload_muladdsi_compare0_scratch): Delete.
1413 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
1415 * doc/install.texi (*-*-freebsd*): Update.
1417 2002-03-26 Richard Henderson <rth@redhat.com>
1419 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
1420 (SUB_PARM_SIZE): Cast DEC to ssizetype.
1422 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
1423 types from the normal argument frame.
1425 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
1426 variable sized objects by reference.
1427 (sparc_va_arg): Receive them by reference too.
1429 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
1431 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
1432 code to not restoring global registers.
1434 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
1436 * Makefile.in (ggc-common.o): Update.
1437 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
1438 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
1439 * c-tree.h (c_mark_tree): New.
1440 * ggc-common.c: Include langhooks.h.
1441 (gcc_mark_trees): Use new langhook.
1442 * ggc-callbacks.c: Delete file.
1443 * ggc.h (lang_mark_tree): Remove.
1444 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
1445 (LANG_HOOKS_INITIALIZER): Update.
1446 * langhooks.h (struct lang_hooks): New hook.
1448 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
1450 2002-03-25 Zack Weinberg <zack@codesourcery.com>
1452 * doc/cpp.texi: Exclude entire Top node from printed manual.
1453 Move option index after directive index. Insert page breaks
1454 before GFDL and concept index. Index environment variables
1455 with command line options.
1456 * doc/cppenv.texi: Use @vtable for environment variable list.
1457 Add paragraph explaining semantics of empty elements in path
1458 variables. Exclude a cross-reference to Fishkill from the
1459 manpage. Remove an unnecessary cross-reference of the entry
1460 right above the referer. Don't use @anchor in text that goes
1462 * doc/cppopts.texi: Cross-reference the environment variables
1463 section, not the specific environment variable, for consistency.
1465 2002-03-25 Richard Henderson <rth@redhat.com>
1467 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
1468 anywhere in the block. Don't refer to insns that have been
1469 removed from the chain. Iterate backward through the new insns.
1470 Don't refer to edges that have been removed.
1472 2002-03-26 Alan Modra <amodra@bigpond.net.au>
1474 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
1475 test for overflow of constant.
1477 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
1480 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
1481 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
1482 these patterns on arm_archv4.
1484 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
1486 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
1489 2002-03-25 Zack Weinberg <zack@codesourcery.com>
1491 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
1492 float_handled, float_handler, float_signal, set_float_handler,
1493 and do_float_handler. Set handler for SIGFPE to crash_signal.
1494 * toplev.h: Don't prototype do_float_handler.
1496 * c-lex.c: Fold parse_float into lex_number. Make warning
1497 about portability of hex float constants more informative, and
1498 don't issue it on top of a syntax error.
1499 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
1501 * real.h: Define REAL_VALUE_ABS here...
1502 * simplify-rtx.c: ... not here. Fold check_fold_consts,
1503 simplify_unary_real, simplify_binary_real, and
1504 simplify_binary_is2orm1 into their callers.
1505 * tree.c: Fold build_real_from_int_cst_1 into caller.
1507 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
1509 * tsystem.h: Include float.h here...
1510 * libgcc2.c: ... not here.
1512 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
1514 Fixes for: PR bootstrap/3591, target/5676
1515 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
1516 defined. Do not disable exceptions or rtti.
1517 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
1518 mcore.h. Disable exceptions and rtti, since they are not
1521 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
1523 * c-decl.c (maybe_build_cleanup): Remove.
1524 * expr.c (expand_expr): Use langhook.
1525 * langhooks-def.h (lhd_return_null_tree,
1526 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
1527 (LANGHOOKS_INITIALIZER): Update.
1528 * langhooks.c (lhd_return_null_tree): New.
1529 * langhooks.h (struct lang_hooks): New hook.
1530 * tree-inline.c (initialize_inlined_parameters): Use langhook.
1531 * tree.h (maybe_build_cleanup): Remove.
1533 2002-03-25 Jakub Jelinek <jakub@redhat.com>
1535 * regrename.c (build_def_use): Move recog_memoized
1536 before extract_insn.
1538 2002-03-25 Jakub Jelinek <jakub@redhat.com>
1541 * expr.c (emit_group_store): Handle storing into CONCAT.
1543 2002-03-25 Jakub Jelinek <jakub@redhat.com>
1545 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
1546 corresponding MATCH_DUP.
1548 2002-03-24 Richard Henderson <rth@redhat.com>
1550 * unroll.c (unroll_loop): Zero label_map.
1552 * gcse.c: Include except.h.
1553 * Makefile.in (gcse.o): Update.
1555 2002-03-24 Richard Henderson <rth@redhat.com>
1557 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
1558 Do resolve_unique_section before shared data clause.
1560 2002-03-24 Richard Henderson <rth@redhat.com>
1562 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
1564 2002-03-24 Richard Henderson <rth@redhat.com>
1566 * recog.c (peephole2_optimize): Split blocks when EH insns are
1567 generated in the middle of a block. Do global life update if
1570 2002-03-24 Richard Henderson <rth@redhat.com>
1572 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
1574 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
1577 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
1578 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
1579 (init_dependency_output): Don't make no_output decision here.
1581 2002-03-24 Andrew Cagney <ac131313@redhat.com>
1583 * stmt.c (check_for_full_enumeration_handling): Remove tests of
1584 warn_switch. Update description.
1585 (expand_end_case_type): Call check_for_full_enumeration_handling
1588 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1590 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
1591 (m68hc11_split_move): Call it to see if the source and destination
1592 operands use the same direction auto inc/dec mode, otherwise make the
1593 source an offsetable memory operand and generate an add.
1595 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1597 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
1598 register for operand 2.
1599 ("*subsi3_zero_extendqi"): Likewise.
1600 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
1601 bits so that it is compatible with a pop.
1602 ("*andhi3_gen"): Likewise.
1603 ("xorhi3"): Likewise.
1605 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
1607 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
1609 (cpp_post_options): ... not here.
1611 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
1612 Aldy Hernandez <aldyh@redhat.com>
1614 Removal of separate preprocessor cpp0.
1616 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
1617 cpp0, install-common): Update.
1618 * c-common.c (flag_preprocess_only): New.
1619 (c_common_init): Preprocess for -E.
1620 * c-common.h (flag_preprocess_only): New.
1621 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
1622 * c-objc-common.c (c_init_decl_processing): Exit quickly
1623 for NULL return from c_common_init.
1624 * cpplib.h (cpp_preprocess_file): New.
1625 * cppmain.c (main, general_init, pfile, progname): Remove.
1626 (do_preprocessing): Rename cpp_preprocess_file, don't call
1627 cpp_finish. Don't close stdout here.
1628 (setup_callbacks): Update prototype.
1629 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
1631 * tradcpp.c (main): Ignore -quiet.
1633 * lang-specs.h (default_compilers): Preprocess with cc1obj.
1635 2002-03-24 Richard Henderson <rth@redhat.com>
1637 PR optimization/5742
1638 * machmode.def: Add inner mode field to complex modes.
1639 * config/mips/mips.c (mips_function_value): Always define. Add
1640 new argument to handle libcalls.
1641 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
1642 (FUNCTION_VALUE): Likewise.
1643 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
1644 * config/mips/mips-protos.h: Update.
1646 2002-03-23 Richard Henderson <rth@redhat.com>
1648 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
1649 * config/sparc/sparc-protos.h: Update.
1650 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
1652 2002-03-23 Richard Henderson <rth@redhat.com>
1654 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
1655 _start or _init begins the text segment.
1657 2002-03-23 David Edelsohn <edelsohn@gnu.org>
1659 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
1660 not HOST_WIDEST_INT.
1661 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
1663 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
1666 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
1667 operand argument to output_return_instruction.
1668 * arm.c (arm_print_operand, case 'd'): If the operand is
1669 const_true_rtx then just return.
1670 (arm_print_operand, case 'D'): If the operand is const_true_rtx
1673 2002-03-23 Andrew Cagney <ac131313@redhat.com>
1675 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
1676 (Warning Options): Document -Wswitch-default.
1677 * toplev.c (W_options): Add -Wswitch-default. Update comment on
1679 (warn_switch_default): Define variable.
1680 (warn_switch): Update comment.
1681 * flags.h (warn_switch_default): Declare variable.
1682 (warn_switch): Update comment.
1683 * stmt.c (expand_end_case): Check for and, when
1684 warn_switch_no_default, warn of a missing default case.
1686 2002-03-23 Alan Modra <amodra@bigpond.net.au>
1688 * real.h (N): Special case 128 bit doubles.
1690 * combine.c (simplify_comparison): When widening modes, ignore
1691 sign extension on CONST_INTs.
1693 2002-03-22 Bob Wilson <bob.wilson@acm.org>
1695 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
1696 passed to adjust_address. Fix comment formatting.
1699 2002-03-22 Zack Weinberg <zack@codesourcery.com>
1701 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
1702 Always make REAL_VALUE_TYPE a struct containing an array of
1703 HOST_WIDE_INT, not a double. Tidy up the code deciding how
1704 big it is. Don't declare or use union real_extract.
1706 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
1707 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
1708 (print_operand), config/arm/arm.c (output_move_double),
1709 config/arm/arm.md (consttable_4, consttable_8),
1710 config/romp/romp.c (output_fpops), config/s390/s390.h
1711 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
1712 (xtensa_output_literal): Don't use union real_extract.
1714 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
1715 (sfmode_constant_to_ulong), config/ns32k/merlin.h
1716 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
1717 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
1718 (PRINT_OPERAND): Don't use local version of union
1721 * config/convex/convex.c (check_float_value), config/vax/vax.c
1722 (vax_float_literal), config/m88k/m88k.md (divdf3),
1723 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
1724 config/pdp11/pdp11.c (output_move_quad): Don't do host
1725 arithmetic on target floating point quantities.
1727 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
1728 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
1730 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
1731 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
1733 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
1734 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
1736 * print-rtl.c (print_rtx): Disable code which needs
1737 floating-point emulator.
1738 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
1739 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
1740 depending on HOST_FLOAT_FORMAT to be defined properly.
1742 * config/1750a/1750a.c (get_double, float_label): Delete.
1743 (print_operand): Delete huge commented-out chunk. Use
1744 REAL_VALUE_TO_DECIMAL.
1745 * config/1750a/1750a-protos.h: Delete prototypes of deleted
1747 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
1749 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
1750 Use REAL_VALUE_TO_DECIMAL as ELF version does.
1751 * config/m88k/m88k.c (real_power_of_2_operand,
1752 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
1753 real_extract out of the union; run the input through
1754 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
1755 from that into the union.
1756 * config/pdp11/pdp11.c (output_move_double): Rearrange
1757 parentheses to make automatic indenter happy.
1759 * doc/tm.texi (Cross-compilation): Rename node to "Floating
1760 Point" and rewrite to describe current situation. Also adjust
1761 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
1763 * doc/rtl.texi: Adjust cross reference.
1765 2002-03-22 Bob Wilson <bob.wilson@acm.org>
1767 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
1768 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
1769 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
1770 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
1771 prevent use of sp as a reload register.
1772 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
1773 non_acc_reg_operand.
1774 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
1775 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
1776 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1777 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
1779 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
1781 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
1782 * cpplex.c (unterminated): Delete.
1783 (parse_string): No string literal may extend over multiple
1784 lines. Suppress the error when preprocessing assembly.
1785 * cppmain.c (scan_translation_unit): Strings are single-line.
1787 * doc/cpp.texi: Update to match.
1789 2002-03-22 Jakub Jelinek <jakub@redhat.com>
1791 PR optimization/5854
1792 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
1794 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
1795 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
1796 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
1797 const0 if scratch register was not allocated.
1798 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
1799 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
1801 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
1802 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
1803 with GEN_INT (...) everywhere. Remove constraints in define_split
1805 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
1806 require scratch register for setting 0 into regs/non-pushable memory.
1808 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
1810 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
1811 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
1813 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
1815 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
1816 * cppinit.c (cpp_create_reader): On by default.
1817 (cpp_handle_option): Handle -W[no-]endif-labels.
1818 (cpp_post_options): Also enable if -pedantic.
1819 * cpplib.c (do_else): Use it.
1820 (do_endif): Likewise.
1821 * doc/cppopts.texi: Document new option.
1822 * doc/invoke.texi: Document new option.
1824 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
1826 * config/i386/i386.c, config/i386/i386.md: Change all occurences
1827 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
1829 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
1831 * flow.c (calculate_global_regs_live): Clear aux fields of
1834 2002-03-22 Jakub Jelinek <jakub@redhat.com>
1836 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
1837 REG or MEM subregs, pass rtx * instead of rtx to it.
1838 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
1839 rtx * instead of rtx to alter_subreg.
1840 * config/m32r/m32r.c (gen_split_move_double): Likewise.
1841 * config/pj/pj.c (pj_output_rval): Likewise.
1843 2002-03-22 Richard Henderson <rth@redhat.com>
1846 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
1847 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
1848 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
1849 (ia64_expand_prologue): Look at int_regs, not words, for number
1850 of incomming int regs.
1852 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
1854 * expr.c (expand_expr): A RESULT_DECL is part of a call.
1856 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
1858 * toplev.c (flag_loop_optimize, flag_crossjumping):
1859 New static variables.
1860 (rest_of_compilation): Conditionalize crossjumping and
1862 (parse_options_and_default_flags): Default loop_optimize and
1864 (lang_independent_options): Add -fcrossjumping and -floop-optimize
1865 * invoke.texi (crossjumping, loop-optimize): Document.
1867 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
1869 * real.c (eiisneg): Move outside #ifdef NANS.
1871 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
1873 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
1874 frequencies match; avoid match on different loop depths.
1875 (try_crossjump_to_bb): Kill tests that no longer brings time
1877 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
1879 (split_edge): Likewise.
1881 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
1884 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
1885 * cfgrtl.c: Include insn-config.h
1886 (split_block) Dirtify block in presence of conditional execution
1888 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
1890 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
1891 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
1892 (function_arg): Constify CUMULATIVE_ARGS.
1893 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
1894 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
1895 (UNITS_PER_DOUBLE): New macro.
1896 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
1897 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
1898 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
1899 fp_regs and stack_words.
1900 (EABI_FLOAT_VARARGS_P): New macro.
1901 * config/mips/mips.c (struct mips_arg_info): New.
1902 (mips_arg_info): New function.
1903 (function_arg_advance): Use it. Add adjustment instructions here
1904 rather than in function_arg.
1905 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
1906 for VOIDmode at the beginning of the function.
1907 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
1908 (function_arg_pass_by_reference): Likewise.
1909 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
1910 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
1911 (mips_va_start): Likewise. Use the new stack_words field of
1912 CUMULATIVE_ARGS to set up overflow area. Reformat.
1913 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
1914 doubles and other types, aligning the overflow pointer for non-doubles
1915 too. Remove some code duplication. Replace hard-coded constants.
1917 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
1919 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
1920 (CLASS_UNITS): Undefine.
1921 (CLASS_MAX_NREGS): Use FP_INC.
1922 * config/mips/mips.c (compute_frame_size): Likewise.
1923 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
1925 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
1927 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
1928 prototype, and handle lexing numbers and identifiers.
1929 (parse_identifier): Update to new form of parse_slow.
1930 (parse_number): Fast path only, use parse_slow otherwise.
1931 (_cpp_lex_direct): Update calls to parse_number.
1933 2002-03-21 DJ Delorie <dj@redhat.com>
1935 * bb-reorder.c (make_reorder_chain_1): Protect against
1936 when redundant edges are omitted.
1937 * predict.c (dump_prediction): Likewise.
1939 2002-03-21 Richard Henderson <rth@redhat.com>
1942 * fixinc/inclhack.def (solaris_stdio_tag): New.
1943 * fixinc/fixincl.x: Regenerate.
1945 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
1948 * c-typeck.c (process_init_element): Flag non-static
1949 initialization of a flexible array member as illegal.
1951 2002-03-22 Alan Modra <amodra@bigpond.net.au>
1953 * config/rs6000/t-linux64: New.
1954 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
1955 t-ppccomm. Use t-rs6000 and t-linux64.
1956 (powerpc64-*-gnu* <tmake_file>): Likewise.
1957 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
1958 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
1959 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
1961 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
1963 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
1964 flag_really_no_inline instead of optimize == 0.
1966 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
1968 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
1970 * flags.h (flag_really_no_inline): New.
1972 * c-common.c (c_common_post_options): Initialize
1973 flag_really_no_inline.
1975 * toplev.c (flag_really_no_inline): New.
1977 2002-03-21 Jakub Jelinek <jakub@redhat.com>
1979 * config/avr/avr.md (length): Fix length computation for
1980 conditional branches.
1982 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
1984 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
1985 sdbout.o, profile.o): Update.
1986 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
1988 * c-common.h (gettags): Move here from tree.h.
1989 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
1990 insert_block, getdecls, kept_level_p, global_bindings_p): New.
1991 * dbxout.c (dbxout_init): Use getdecls langhook.
1992 * expr.c (expand_expr): Use insert_block langhook.
1993 * fold-const.c: Include langhooks.h.
1994 (fold_range_test, fold_binary_op_with_conditional_arg,
1995 fold): Use global_bindings_p langhook.
1996 * integrate.c (expand_inline_function): Use insert_block langhook.
1997 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
1998 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
1999 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
2000 LANG_HOOKS_GETDECLS): New.
2001 (LANG_HOOKS_INITIALIZER): Update.
2002 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
2004 * langhooks.h (struct lang_hooks_for_decls): New.
2005 (struct lang_hooks): Update.
2006 * profile.c: Include langhooks.h.
2007 (output_func_start_profiler): Use new langhooks.
2008 * sdbout.c: Include langhooks.h.
2009 (sdbout_init, sdbout_finish): Use getdecls langhook.
2010 * stmt.c: Include langhooks.h.
2011 (expand_fixup, fixup_gotos): Use new langhooks.
2012 * stor-layout.c: Include langhooks.h.
2013 (variable_size): Use global_bindings_p langhook.
2014 * toplev.c (compile_file): Use getdecls langhook.
2015 * tree-inline.c (remap_block): Use insert_block langhook.
2016 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
2017 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
2019 2002-03-21 Richard Henderson <rth@redhat.com>
2021 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
2022 constants in .data when -fpic.
2024 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2026 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
2029 2002-03-21 Tom Tromey <tromey@redhat.com>
2031 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
2033 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2035 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
2037 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
2039 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
2040 Richard Henderson <rth@redhat.com>
2043 * c-common.c (c_expand_expr): Preserve result of a statement
2044 expression if needed.
2046 2002-03-21 Jakub Jelinek <jakub@redhat.com>
2049 * genrecog.c (maybe_both_true_mode): Remove.
2050 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
2051 * machmode.def (Pmode): Likewise.
2053 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
2055 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
2056 (nonlocal_mentioned_p_1): New function.
2057 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
2058 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
2059 (mark_constant_function): Recognize pure functions.
2060 * rtl.h (global_reg_mentioned_p): New prototype.
2061 * rtlanal.c (global_reg_mentioned_p,
2062 global_reg_mentioned_p_1): New function.
2064 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2066 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
2068 * fixinc/fixincl.x: Regenerate.
2070 2002-03-20 Jason Merrill <jason@redhat.com>
2072 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
2074 2002-03-20 Michael Meissner <meissner@redhat.com>
2076 * doc/invoke.texi (Optimize Options): Document that -O2 sets
2079 2002-03-20 Bob Wilson <bob.wilson@acm.org>
2081 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
2082 ".literal_position" directive before the constant pool.
2084 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2086 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
2087 Add Craig Rodrigues.
2088 Add Brad Lucier to testers.
2090 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2093 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
2095 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
2096 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
2097 instead of insn_extract.
2099 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2102 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
2104 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
2105 stmt if some case has been output.
2107 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2110 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
2111 movsfcc_1, movdfcc_1): Add %O2.
2112 * config/i386/i386.c (print_operand): Handle %ON.
2113 Print . before float condition codes in Sun as cmov syntax.
2114 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
2115 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
2118 2002-03-20 Philip Blundell <pb@nexus.co.uk>
2120 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
2121 return instruction if PC was popped.
2123 2002-03-20 Bob Wilson <bob.wilson@acm.org>
2125 * config/xtensa/xtensa.md: Remove unused type attributes.
2126 (adddi_carry, subddi_carry): Change type attribute to "multi".
2128 2002-03-19 Dale Johannesen <dalej@apple.com>
2130 PR optimization/5999, middle-end/5731
2131 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
2132 multiplications by reciprocals.
2134 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
2136 * Makefile.in: Update.
2137 * c-common.c: Include langhooks.h.
2138 (inline_forbidden_p): Use new hook.
2139 * diagnostic.c: Include langhooks.h.
2140 (format_with_decl, announce_function,
2141 default_print_error_function): Use new hook.
2142 * dwarf2out.c (dwarf2_name): Use new hook.
2143 * function.c: Include langhooks.h.
2144 (init_function_start): Use new hook.
2145 * langhooks-def.h (lhd_decl_printable_name): New.
2146 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
2147 (LANGHOOKS_INITIALIZER): Update.
2148 * langhooks.c (lhd_decl_printable_name): New.
2149 * langhooks.h (struct lang_hooks): New hook.
2150 * toplev.c (decl_name, decl_printable_name): Remove.
2151 (open_dump_file): Use new hook.
2152 (process_options): Remove old hook.
2153 * tree.h (decl_printable_name): Remove.
2155 * objc-act.c (objc_init): Remove old hook.
2156 (objc_printable_name): Export.
2157 * objc-act.h (objc_printable_name): New.
2158 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
2160 2002-03-19 Jim Blandy <jimb@redhat.com>
2162 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
2163 the start_source_file debug hook, not the current line number.
2165 2002-03-19 Richard Henderson <rth@redhat.com>
2167 * flow.c (EH_USES): Provide default.
2168 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
2169 * doc/tm.texi (EH_USES): New.
2171 * config/ia64/ia64.c (ia64_eh_uses): New.
2172 * config/ia64/ia64-protos.h: Update.
2173 * config/ia64/ia64.h (EH_USES): New.
2175 2002-03-19 Richard Henderson <rth@redhat.com>
2177 * varasm.c (output_constant_def): Fix stupid typo.
2179 2002-03-19 Richard Henderson <rth@redhat.com>
2182 * except.c (current_function_has_exception_handlers): New.
2183 * except.h: Declare it.
2184 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
2185 Combine tests that disable all sibcalls for the function.
2187 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
2189 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
2192 2002-03-19 Richard Henderson <rth@redhat.com>
2195 * config/ia64/ia64.c: Revert 2002-03-01 patch.
2196 * config/ia64/ia64.h (INIT_EXPANDERS): New.
2198 2002-03-19 Jim Blandy <jimb@redhat.com>
2200 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
2201 name, even if the replacement list contains no tokens, as required
2204 2002-03-19 Jason Merrill <jason@redhat.com>
2206 * varasm.c (globalize_decl): Get the name from the RTL, not
2207 DECL_ASSEMBLER_NAME.
2209 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
2211 2002-03-19 Bob Wilson <bob.wilson@acm.org>
2213 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
2214 subdi_carry): Define.
2216 2002-03-19 David Edelsohn <edelsohn@gnu.org>
2218 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
2219 about -fpic/-fPIC if extra_warnings set.
2221 2002-03-19 David Edelsohn <edelsohn@gnu.org>
2223 * expr.c (expand_expr): Sign-extend CONST_INT generated from
2224 TREE_STRING_POINTER.
2225 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
2227 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2229 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
2230 in favor of SP if FRAME_POINTER_REQUIRED is false.
2232 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
2234 * emit-rtl.c (gen_int_mode): New function.
2235 * rtl.h: Prototype for it.
2236 * combine.c (make_extraction, simplify_comparison), expmed.c
2237 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
2238 (convert_modes, store_field), optabs.c (expand_fix),
2239 simplify-rtx.c (neg_const_int, simplify_unary_real),
2241 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
2242 Use it instead of GEN_INT (trunc_int_for_mode (...)).
2244 2002-03-19 Jakub Jelinek <jakub@redhat.com>
2247 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
2248 convert_parm_for_inlining.
2249 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2251 * langhooks-def.h: Likewise.
2252 * objc/objc-lang.c: Likewise.
2253 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
2255 * tree-inline.c (initialize_inlined_parameters):
2256 Call convert_parm_for_inlining lang hook if needed.
2257 * c-typeck.c (c_convert_parm_for_inlining): New function.
2258 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
2260 2002-03-18 Mark Mitchell <mark@codesourcery.com>
2262 * calls.c (precompute_arguments): Do not assume that temporaries
2263 can be destroyed after expanding the argument.
2264 (expand_call): Likewise.
2266 2002-03-15 Eric Christopher <echristo@redhat.com>
2268 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
2269 Fix register preference on last change.
2270 * config/mips/mips.c (mips_return_in_memory): New function.
2271 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
2272 * config/mips/mips-protos.h: Declare.
2273 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
2274 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
2276 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
2278 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
2280 (anddi3, iorsi3): Likewise.
2282 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
2283 use %gprel for symbols that are going to be placed in linkonce
2286 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
2287 RETURN_ADDRESS_POINTER_REGNUM to $ra.
2288 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
2289 not needed. Disregard leaf_function_p().
2290 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
2291 mips16 frame pointer.
2292 * config/mips/mips.md (store ra): Only to small SP offsets.
2293 2001-08-22 Graham Stott <grahams@redhat.com>
2294 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
2295 return a REG rtx for the return address register.
2297 2002-03-18 Bob Wilson <bob.wilson@acm.org>
2299 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
2300 constant-pool addresses as "mode-dependent".
2301 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
2303 2002-03-18 Jakub Jelinek <jakub@redhat.com>
2306 * expr.c (emit_group_load): Use extract_bit_field if
2307 needed for CONCAT arguments.
2309 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
2312 * arm.md (tablejump): Make this a define_expand. For PIC add the
2313 offset to the base of the table.
2314 (thumb_tablejump): Matcher for Thumb tablejump insn.
2315 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
2316 as the difference of two labels.
2317 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2318 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
2320 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2321 * arm.c (get_jump_table_size): If the table is not in the text
2322 section, return zero.
2324 2002-03-18 Bernd Schmidt <bernds@redhat.com>
2326 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
2328 (arm_reload_out_hi): Use gen_lowpart instead of
2329 gen_rtx_SUBREG to access QImode components.
2330 * config/arm/arm.md: Disable zero_extend split for QImode
2331 subregs in BIG_ENDIAN mode.
2332 (storehi_bigend): Match use of least significant byte.
2333 (storeinthi): Remove extraneous SUBREG.
2334 Add missing construction of operands[2].
2335 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
2336 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
2337 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
2339 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
2341 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
2344 2002-03-17 Richard Henderson <rth@redhat.com>
2346 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
2349 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
2351 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
2352 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
2354 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2356 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
2358 * predict.c (estimate_bb_frequencies): Delete unused variables.
2360 2002-03-17 Richard Henderson <rth@redhat.com>
2362 * config/ia64/ia64.c (ia64_attribute_table): Move before
2363 targetm definition. Make static.
2365 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
2367 * c-common.h (yyparse, c_common_parse_file): New.
2368 * c-lang.c: Include c-common.h.
2369 (LANG_HOOKS_PARSE_FILE): Redefine.
2370 * c-lex.c: Include c-common.h.
2371 (yyparse): Rename c_common_parse_file. Call yyparse.
2372 * c-parse.in (yyparse): Remove macro.
2373 * c-tree.h (yyparse_1): Remove.
2374 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
2375 (LANG_HOOKS_INITIALIZER): Update.
2376 * langhooks.h (struct lang_hoooks): New hook parse_file.
2377 * toplev.c (compile_file): Use parse_file hook.
2378 * tree.h (yyparse): Remove.
2379 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
2381 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
2383 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
2384 float_truncate, not fix.
2385 ("*truncdfsf2_real"): Ditto.
2386 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
2388 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
2390 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
2392 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
2393 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
2394 where appropriate. Make the second reference to
2395 leaf_function_p a function call, as intended. Reindented.
2397 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
2398 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
2400 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
2401 add register to non-constant into sp.
2403 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
2404 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
2405 (mips16_gp_pseudo_rtx): Lose.
2406 (INIT_EXPANDERS): Deleted.
2407 * config/mips/mips.c (mips_init_machine_status): New.
2408 (mips_free_machine_status): New.
2409 (mips_mark_machine_status): New.
2410 (override_options): Set them.
2411 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
2412 (struct machine_function): ... new. Replaced all references.
2413 (mips_add_gc_roots): Don't mark them.
2414 (embedded_pic_fnaddr_reg): New, extracted from...
2415 (embedded_pic_offset): ... here.
2416 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
2419 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
2421 * cppinit.c: Revert -MD removal.
2423 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2425 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
2426 soft registers by default for 68HC12.
2427 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
2428 when compiling with -fomit-frame-pointer.
2429 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
2430 (expand_epilogue): Likewise.
2431 (m68hc11_gen_rotate): Use exg when rotating by 8.
2433 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2435 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
2436 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
2437 (splits): Remove unused add splits.
2438 ("*addhi3_68hc12"): Tune constraints.
2439 ("addhi_sp"): Try to use X instead of Y in all cases and if the
2440 constant fits in 8-bits and D is dead use abx/aby instructions.
2441 ("*addhi3"): Remove extern declaration of ix_reg.
2442 ("*subsi3"): Optimize and provide new split.
2443 ("subhi3"): Cleanup.
2444 ("*subhi3_sp"): Avoid saving X if we know it is dead.
2445 (arith splits): For 68hc12 save the address register on the stack
2446 and do the arithmetic operation with a pop.
2448 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2450 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
2451 allocating QImode in address registers.
2452 ("*movqi_m68hc11"): Likewise.
2454 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
2456 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
2458 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
2460 * cppinit.c (print_help): Display -MD and -MMD.
2461 Don't display usage string. Update assertion syntax and
2463 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
2464 (cpp_handle_option): Update.
2466 2002-03-15 Chris Demetriou <cgd@broadcom.com>
2468 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
2469 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
2470 and define it so that regardless of target CPU size,
2471 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
2472 of "int" rather than "long."
2474 2002-03-15 Richard Henderson <rth@redhat.com>
2476 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
2479 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2481 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
2482 ("tstqi" split): Avoid using memory for tstqi on address register.
2483 (splits): Remove constraints.
2484 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
2485 ("cmpdf", "cmpsf"): Remove since not used.
2486 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
2487 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
2489 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2491 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
2492 ("neghi2"): Tighten constraints.
2493 ("one_cmplsi2"): Optimize and simplify split.
2494 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
2496 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2498 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
2499 and split of AND operation to clear the upper bits.
2500 ("*logicalsi3_zextqi"): Likewise.
2501 ("*logicallhi3_zexthi_ashift8"): Likewise.
2502 ("*logicalsi3_silshr16"): Likewise.
2503 ("logicalsi3_silshl16"): Likewise.
2504 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
2506 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2508 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
2509 (m68hc11_indirect_p): New function.
2510 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
2511 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
2513 (asm_print_register): Likewise.
2514 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
2515 (m68hc11_indirect_p): Declare.
2516 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
2517 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
2518 (TARGET_SWITCHES): New option -mrelax.
2519 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
2521 ("iorsi3", "xorsi3"): Likewise.
2522 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
2523 ("*andhi3_mem"): New to handle destination in memory with bclr
2524 and a scratch register.
2525 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
2526 ("*andhi3_const"): New when operand2 is constant.
2527 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
2528 ("*andhi3_gen"): Cleanup of the old "andhi3".
2529 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
2530 ("xorqi3"): Update constraints.
2532 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2534 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
2535 for reg_equiv_memory_loc when the operand is a register that does
2536 not get a hard register (stack location).
2537 (tst_operand): After reload, accept all memory operand.
2538 (symbolic_memory_operand): Fix detection of symbolic references.
2539 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
2540 accept symbols and any constant.
2542 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2544 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
2545 note on the insn that sets the soft frame register.
2546 (must_parenthesize): ix and iy are also reserved names.
2547 (print_operand_address): One more place where parenthesis are required
2548 to avoid confusion with register names.
2549 (m68hc11_gen_movhi): Allow push of stack pointer.
2550 (m68hc11_check_z_replacement): Fix handling of parallel with a
2552 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
2553 the replacement register is.
2554 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
2555 and D8_REGS classes.
2556 (MODES_TIEABLE_P): All modes are tieable except QImode.
2558 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2560 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
2561 (___subdi3): Likewise.
2562 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
2563 (__map_data_section): Optimize 68hc11 case.
2565 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2567 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
2568 than a shift to avoid adding a register with itself.
2569 (m68hc11_memory_move_cost): Take into account NO_REGS.
2570 (m68hc11_register_move_cost): Update and use memory move cost
2572 (m68hc11_address_cost): Make cost of valid offset not 0 so that
2573 it gives more opportunities to cse to optimize.
2574 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
2575 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
2577 2002-03-15 Mark Mitchell <mark@codesourcery.com>
2579 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
2580 * c-common.def (CLEANUP_STMT): New tree node.
2581 * c-common.h (CLEANUP_DECL): New macro.
2582 (CLEANUP_EXPR): Likewise.
2583 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
2584 * expr.c (expand_expr): Tidy.
2585 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
2586 * tree-inline.c (initialize_inlined_parameters): Clean up
2587 new local variables.
2589 2002-03-15 Jakub Jelinek <jakub@redhat.com>
2592 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
2593 before movrXX only, use reg_overlap_mentioned_p.
2594 Only special case NE if just one insn can be generated.
2596 2002-03-15 Jason Merrill <jason@redhat.com>
2598 * varasm.c (assemble_variable): Call resolve_unique_section before
2599 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
2602 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
2605 * arm.md (split pattern for thumb shiftable immediates): Add comment
2606 explaining non-obvious test.
2608 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
2611 * arm.md (movaddr, movaddr_insn): Delete.
2613 2002-03-15 Jason Merrill <jason@redhat.com>
2615 * toplev.c (wrapup_global_declarations): Clarify variable handling.
2616 -fkeep-static-consts doesn't apply to comdats.
2618 2002-03-14 Richard Henderson <rth@redhat.com>
2620 * c-decl.c: Include c-pragma.h.
2621 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
2622 (finish_function): Tidy.
2623 * c-pragma.c: Include c-common.h.
2624 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
2625 (handle_pragma_weak): Use them.
2626 (init_pragma): Register pending_weaks.
2627 * c-pragma.h (maybe_apply_pragma_weak): Declare.
2628 * print-tree.c (print_node): Print DECL_WEAK.
2629 * varasm.c (mark_weak_decls): Remove.
2630 (remove_from_pending_weak_list): Remove.
2632 (asm_emit_uninitialised): Call globalize_decl for weak commons.
2633 (weak_decls): Make a tree_list.
2634 (declare_weak): Cons weak_decls directly.
2635 (globalize_decl): Remove weak_decls elements directly.
2636 (weak_finish): Simplify weak_decls walk. Don't weaken unused
2637 symbols. Don't pretend to handle aliases.
2638 (init_varasm_once): Update weak_decls registry.
2639 * Makefile.in: Update dependencies.
2641 2002-03-14 Richard Henderson <rth@redhat.com>
2644 * config/ia64/ia64.c: Include tm_p.h last.
2645 (gen_nop_type): Remove duplicate definition.
2646 (cycle_end_fill_slots): Set sched_data for second L slot.
2647 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
2648 (nop_cycles_until): Fix typos.
2650 2002-03-15 Jakub Jelinek <jakub@redhat.com>
2652 PR optimization/5891
2653 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
2655 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
2657 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
2658 descriptors correctly.
2660 2002-03-14 Michael Meissner <meissner@redhat.com>
2662 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
2663 100, allowing MAX_UNROLLED_INSNS to be overridden.
2665 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
2668 * unroll.c (params.h): Include.
2669 (MAX_UNROLLED_INSNS): Delete, now in params.h.
2671 * doc/invoke.texi (--param max-unroll-insns): Document.
2673 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
2675 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
2677 * arm.md: Fix warnings about constraints in peepholes and splits.
2679 2002-03-14 Zack Weinberg <zack@codesourcery.com>
2681 * cpphash.h (struct lexer_state): Remove line_extension member.
2682 * cpplib.c (dequote_string, do_linemarker): New functions.
2683 (linemarker_dir): New data object.
2684 (DIRECTIVE_TABLE): No longer need to interpret #line in
2685 preprocessed source. Delete obsolete comment about return
2687 (end_directive, directive_diagnostics, _cpp_handle_directive):
2688 Don't muck with line_extension.
2689 (directive_diagnostics): No need to issue warnings for
2691 (_cpp_handle_directive): Issue warnings for linemarkers here,
2692 when appropriate. Dispatch linemarkers to do_linemarker, not
2694 (do_line): Code to handle linemarkers split out to do_linemarker.
2695 Convert escape sequences in filename argument, both places.
2697 * cppmacro.c (quote_string): Rename cpp_quote_string and
2698 export. All callers changed.
2699 * cpplib.h (cpp_quote_string): Prototype.
2700 * cppmain.c (print_line): Call cpp_quote_string on to_file
2703 * doc/cpp.texi: Document that escapes are now interpreted in
2704 #line and in linemarkers, and that non-printing characters are
2705 converted to octal escapes when linemarkers are generated.
2707 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
2709 * emit-rtl.c (try_split): Use delete_insns.
2710 * recog.c (split_all_insns): Fix terminating condition.
2712 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
2713 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
2716 * arm.c (arm_output_epilogue): Fix floating-point register save
2717 adjustment when using a frame pointer.
2719 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
2721 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
2722 * config/mips/mips.c (compute_frame_size): Retrofit them here.
2723 (save_restore_insns, mips_expand_epilogue): And here.
2724 (build_mips16_call_stub): And here.
2725 (mips_function_value): Use the new macros to decide whether a single
2726 or complex float can be returned in floating-point registers. Return
2727 a parallel rtx in the complex case.
2729 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
2731 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
2732 call after liveness analysis.
2734 * recog.c (split_insn): Use delete_insn_and_edges.
2736 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
2737 instructions to have branch prediction notes.
2738 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
2740 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
2742 * configure.in: Don't pass -Wno-long-long to a ADA compiler
2743 that doesn't support it.
2744 * configure: Regenerate.
2746 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2749 * config/sparc/sparc.md (normal_branch, inverted_branch,
2750 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
2751 inverted_fp_branch): Adjust calls to output_cbranch.
2752 Set length attribute.
2753 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
2754 output_v9branch. Set length attribute.
2755 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
2757 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
2758 (output_cbranch): Likewise. Handle far branches.
2759 (output_v9branch): Handle far branches.
2760 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
2762 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
2763 noov_compare64_op predicates.
2765 2002-03-13 Jason Merrill <jason@redhat.com>
2767 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
2768 into the function and constify it.
2769 * gthr-dce.h, gthr-solaris.h: Likewise.
2771 2002-03-13 David Edelsohn <edelsohn@gnu.org>
2773 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
2774 * config/rs6000/rs6000.c (rs6000_va_arg): Use
2775 std_expand_builtin_va_arg if not ABI_V4.
2777 2002-03-13 Jason Merrill <jason@redhat.com>
2779 * varasm.c (globalize_decl): New fn.
2780 (assemble_start_function): Use it.
2781 (asm_emit_uninitialized): Use it.
2782 (assemble_alias): Use it.
2783 (assemble_variable): Use it.
2785 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
2787 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
2788 2002-03-12 internal visibility change.
2789 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
2790 visibility into SYMBOL_REF_FLAG.
2792 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
2794 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
2795 VOIDmode operand. Add compile-time optimization for constant results.
2797 2002-03-12 Jason Merrill <jason@redhat.com>
2799 * c-typeck.c (convert_for_assignment): Don't allow conversions
2800 between pointers and references. Only allow lvalues to convert to
2803 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
2805 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
2806 before prologue, to avoid scheduling problems.
2808 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2810 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
2811 (ELIMINABLE_REGS): Add sfp->sp.
2812 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
2814 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2816 PR optimization/5892
2817 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
2819 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2821 * loop.c (basic_induction_var): Don't call convert_modes if mode
2822 classes are different.
2824 2002-03-12 Richard Henderson <rth@redhat.com>
2826 PR optimization/5901
2827 * function.c (reposition_prologue_and_epilogue_notes): Position
2828 the markers after/before the last/first insn not deleted.
2830 2002-03-12 Richard Henderson <rth@redhat.com>
2832 PR optimization/5878
2833 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
2834 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
2835 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
2837 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
2838 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
2839 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
2841 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
2842 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
2843 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
2844 also. Don't set it if not flag_pic.
2845 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
2846 to be INVALID_REGNUM when not used.
2848 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
2850 * expmed.c (store_bit_field): Reset alias set for memory.
2851 (extract_bit_field): Same.
2853 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2855 * c-common.c (c_tree_code_type, c_tree_code_length,
2856 c_tree_code_name, add_c_tree_codes): Delete.
2857 * c-common.h (add_c_tree_codes): Delete.
2858 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
2860 * c-objc-common.c (c_objc_common_init): Don't call
2861 add_c_tree_codes, instead set lang_unsafe_for_reeval.
2862 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
2863 objc_tree_code_name, add_objc_tree_codes): Delete.
2864 (objc_init): Don't call add_objc_tree_codes.
2865 * objc/objc-lang.c (tree_code_type, tree_code_length,
2866 tree_code_name): Define.
2867 * toplev.c (lang_independent_init): Don't set
2868 tree_code_length[IDENTIFIER_NODE].
2869 * tree.c (tree_code_type, tree_code_length, tree_code_name):
2870 Delete definitions, moved to language front-ends.
2871 * tree.def (IDENTIFIER_NODE): Hardwire the length.
2872 * tree.h (tree_code_type, tree_code_length, tree_code_name):
2874 (tree_code_length): Change type to unsigned char.
2876 2002-03-12 Richard Henderson <rth@redhat.com>
2878 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
2879 internal visibility change.
2881 2002-03-12 Bob Wilson <bob.wilson@acm.org>
2883 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
2884 validize_mem() instead of change_address to avoid clobbering
2887 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
2889 * c-lex.h (position_after_whitespace): Remove.
2891 2002-03-12 Jakub Jelinek <jakub@redhat.com>
2893 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
2894 (lex_string): Use unsigned char pointers.
2896 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
2898 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
2899 is not a valid memory_operand.
2901 2002-03-12 Bob Wilson <bob.wilson@acm.org>
2903 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
2904 * config/xtensa/lib1funcs.asm: Fix copyright to include
2905 special case for libgcc files.
2906 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
2907 (__divsi3): Likewise.
2908 (__umodsi3): Likewise.
2909 (__modsi3): Likewise.
2910 * config/xtensa/lib2funcs.S: Fix copyright to include
2911 special case for libgcc files.
2913 2002-03-12 Tom Rix <trix@redhat.com>
2915 * collect2.c (resolve_lib_name): Move outside of
2916 OBJECT_FORMAT_COFF ifdef.
2917 (ignore_library): Same.
2919 2002-03-12 Bob Wilson <bob.wilson@acm.org>
2921 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
2923 2002-03-12 Bob Wilson <bob.wilson@acm.org>
2925 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
2926 to function_section before writing out the constant pool.
2928 2002-03-12 David Edelsohn <edelsohn@gnu.org>
2930 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
2932 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
2934 2002-03-12 Alan Modra <amodra@bigpond.net.au>
2936 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
2940 (cmpsi splitter): Likewise.
2941 (modsi3): Fail if <= 0.
2942 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
2943 redundant test when HOST_BITS_PER_WIDE_INT != 32.
2944 (reg_or_sub_cint64_operand): Likewise.
2945 (num_insns_constant_wide): Optimize sign extension.
2946 (rs6000_legitimize_address): Likewise.
2948 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
2950 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2951 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2953 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
2955 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
2956 address calculation.
2958 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
2960 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
2961 scratch register to DImode / TImode.
2962 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
2963 register used does not overlap the target.
2965 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2967 * Makefile.in (debug.o): Depend on debug.h.
2968 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
2969 * debug.c (do_nothing_debug_hooks): Likewise.
2970 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
2971 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
2972 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
2973 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
2974 * dwarfout.c (dwarf_debug_hooks): Likewise.
2975 * integrate.c (output_inline_function): Likewise.
2976 * objc/objc-act.c (synth_module_prologue): Likewise.
2977 * sdbout.c (sdb_debug_hooks): Likewise.
2978 * toplev.c (debug_hooks): Likewise.
2979 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2981 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2983 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
2984 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
2985 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
2986 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
2987 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
2988 * defaults.h (POINTER_SIZE): Define.
2989 * doc/tm.texi (POINTER_SIZE): Document default.
2991 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2993 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
2995 2002-03-11 Richard Henderson <rth@redhat.com>
2997 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
2998 if rebuild_label_notes_after_reload.
3000 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
3002 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
3003 emit pic register load if "internal" visibility.
3004 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
3005 (cris_expand_builtin_va_arg): Do all computations on trees.
3007 2002-03-11 Richard Henderson <rth@redhat.com>
3009 * rtlanal.c: Include recog.h.
3010 (keep_with_call_p): Fix thinko.
3011 * Makefile.in (rtlanal.o): Update dependencies.
3013 2002-03-11 Chris Meyer <cmeyer@gatan.com>
3015 * genflags.c (gen_insn): Use IS_VSPACE.
3016 * genoutput.c (output_insn_data): Likewise.
3017 (process_template): Likewise.
3019 2002-03-11 Richard Henderson <rth@redhat.com>
3021 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
3023 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
3025 * Makefile.in: Update.
3026 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
3027 Update documentation.
3028 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
3029 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
3031 2002-03-11 Zack Weinberg <zack@codesourcery.com>
3033 * Makefile.in: Give texi2pod its input file as a command line
3034 argument, not on stdin.
3036 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
3037 Daniel Berlin <dan@dberlin.org>
3039 C++ alias analysis improvement.
3040 * alias.c (record_component_aliases): Record aliases for base
3043 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
3045 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
3047 2002-03-11 Douglas B Rupp <rupp@gnat.com>
3049 * toplev.c (vms_fopen): Remove, not needed.
3051 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
3053 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
3055 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
3056 for FP, already done later.
3058 * toplev.c (debug_args): Add entry for VMS_DEBUG.
3059 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
3061 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
3063 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
3064 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
3065 LARGEST_EXPONENT_IS_NORMAL for the given mode.
3066 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
3067 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
3068 (ediv, emul, eldexp, esqrt): Likewise.
3069 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
3070 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
3071 (saturate): New function.
3072 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
3073 (make_nan): Use a saturation value instead of a NaN if
3074 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
3075 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
3076 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
3077 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
3078 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
3079 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
3080 !ROUND_TOWARDS_ZERO.
3081 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
3082 (ROUND_TOWARDS_ZERO): Document.
3084 2002-03-11 Andreas Jaeger <aj@suse.de>
3086 * cfg.c (dump_flow_info): Remove unused variable.
3088 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
3090 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
3091 computations on trees.
3093 2002-03-10 Richard Henderson <rth@redhat.com>
3096 * reload.c (copy_replacements_1): New.
3097 (copy_replacements): Use it to recurse through the rtx.
3099 2002-03-10 Richard Henderson <rth@redhat.com>
3101 * loop.c (strength_reduce): Compute number of iterations as
3102 unsigned HOST_WIDE_INT.
3104 2002-03-10 Richard Henderson <rth@redhat.com>
3106 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
3107 to move away from the end of the block.
3109 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
3111 PR preprocessor/5899
3112 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
3114 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3116 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
3118 * attribs.c (decl_attributes): Fix signed/unsigned warning.
3120 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
3122 * config/mmix/mmix.c: Improve comments.
3123 (mmix_target_asm_function_prologue): Drop variable
3124 empty_stack_frame. Don't allocate unused slot above fp.
3125 (mmix_target_asm_function_epilogue): Mirror prologue changes.
3126 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
3127 brace in first column.
3128 (enum reg_class): Ditto.
3129 (FIRST_PARM_OFFSET): Now 0.
3130 (USER_LABEL_PREFIX): Remove #if 0:d definition.
3132 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3134 * combine.c (make_extraction): Fix error in last change.
3136 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3138 * c4x.c (c4x_fp_reglist): Const-ify.
3139 * cris.c (cris_print_operand): Likewise.
3140 * i386.c (ix86_va_arg): Likewise.
3141 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
3142 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
3143 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
3144 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
3145 * mcore.h (regno_reg_class): Likewise.
3146 * mips.c (gen_int_relational): Likewise.
3147 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
3148 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
3149 * pdp11.c (move_costs): Likewise.
3150 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
3151 * s390.c (s390_branch_condition_mnemonic, regclass_map):
3153 * s390.h (regclass_map): Likewise.
3154 * sh.c (shift_amounts): Likewise.
3155 * sh.md (rotlsi3): Likewise.
3157 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
3159 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
3160 (ne0+5): Use new clobber to generate proper shift pattern.
3161 Patch by Michael Matz <matz@kde.org>.
3163 2002-03-09 Andreas Schwab <schwab@suse.de>
3165 * gcc.c (validate_all_switches): Also handle `%W{...}'.
3167 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
3169 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
3171 2002-03-09 Jakub Jelinek <jakub@redhat.com>
3174 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
3175 even for non-representable constants.
3177 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3179 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
3180 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
3181 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
3182 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
3183 (pop_function_context): Compute MAY_SHARE parameter for
3185 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
3186 (gen_mem_addressof): Call fixup_var_refs with new parm.
3188 * combine.c (make_extraction): Don't make extension of CONST_INT.
3190 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
3192 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
3193 in o32 and o64 ABIs.
3194 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
3195 but getting fixed-size structs passed in registers regardless of
3196 padding in o32 and o64 ABIs.
3198 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
3199 offset before loading address of argument passed by transparent
3202 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
3204 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
3206 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
3208 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
3209 marker such that registers after it are saved.
3211 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3213 * sparc.c (arith_4096_operand): Fix error in last change.
3215 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
3217 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
3220 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
3222 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
3225 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
3227 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
3229 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
3231 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
3232 removed; fix return value.
3233 * combine.c (combine_instructions): Dirtify blocks where we failed to
3234 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
3235 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
3237 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3239 * gcse.c (insert_insn_end_bb): Fix typo in last change.
3241 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
3243 * recog.c (peephole2_optimize): Re-distribute EH edges.
3245 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
3247 * expr.c (expand_expr): Use unsave lang hook.
3248 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
3249 (LANG_HOOKS_INITIALIZER): Update.
3250 * langhooks.h (struct lang_hooks): New hook unsave.
3251 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
3252 (unsave_expr_1): Remove unused lang_unsave_expr_now.
3253 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
3254 (unsave_expr_now): Remove.
3255 * tree.h (unsave_expr_now, lang_unsave,
3256 lang_unsave_expr_now): Remove.
3259 2002-03-08 Andreas Jaeger <aj@suse.de>
3261 * flow.c (propagate_block_delete_insn): Remove unused variable.
3263 2002-03-08 Kazu Hirata <kazu@hxi.com>
3265 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
3266 insn length for memory load/store.
3268 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
3270 * doc/install.texi (--with-libiconv-prefix): Document.
3272 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
3274 * doc/sourcebuild.texi: Fix typo.
3276 2002-03-08 Jakub Jelinek <jakub@redhat.com>
3279 * builtins.c (std_expand_builtin_va_arg): Do all computations on
3282 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3284 * rtl.c (copy_most_rtx): Move from here ...
3285 * emit-rtl.c (copy_most_rtx): ... to here.
3287 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
3289 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
3290 SUBTARGET_CPP_SIZE_SPEC.
3291 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
3293 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
3295 2002-03-07 Matt Hiller <hiller@redhat.com>
3297 * gensupport.c (first_dir_md_include): Renamed from include;
3298 change all references.
3299 (last_dir_md_include): Renamed from last_include; change all
3301 (init_md_reader): Unconditionally initialize base_dir whether or
3302 not filename is a relative path.
3304 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
3306 * config/fp-bit.c (_unord_f2): Compile it in even if
3307 US_SOFTWARE_GOFAST is enabled.
3309 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
3310 NULL_RTX. Set all HFmode operations as NULL_RTX.
3311 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
3312 NULL_RTX, try reversing the comparison and the operands.
3314 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
3316 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
3317 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
3320 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
3322 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
3324 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
3326 * basic-block.h (fixup_abnormal_edges): Declare.
3327 * reload1.c (fixup_abnormal_edges): New function.
3328 * reg-stack.c (convert_regs): Use it.
3330 * gcse.c (insert_insn_end_bb): Handle trapping insns.
3332 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
3334 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
3336 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
3337 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
3338 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
3339 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
3340 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
3341 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
3342 unless x and y could be infinite.
3343 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
3344 Check that the common type of both arguments is a real, even for
3345 targets without unordered comparisons. Allow an integer argument
3346 to be compared against a real.
3347 (expand_tree_builtin): Use expand_unordered_cmp.
3348 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
3349 * cse.c (fold_rtx): Likewise. Fix indentation.
3350 * fold-const.c (fold_real_zero_addition_p): New.
3351 (fold): Use it, and the new HONOR_... macros.
3352 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
3353 * jump.c (reversed_comparison_code_parts): After searching for
3354 the true comparison mode, use HONOR_NANS to decide whether it
3355 can be safely reversed.
3356 (reverse_condition_maybe_unordered): Remove IEEE check.
3357 * simplify-rtx.c (simplify_binary_operation): Use the new macros
3358 to decide which simplifications are valid. Allow the following
3359 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
3360 and (a - -b) to (a + b).
3361 (simplify_relational_operation): Use HONOR_NANS.
3362 * doc/tm.texi: Document the MODE_HAS_... macros.
3364 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
3366 * combine.c (simplify_comparison): If simplifying a logical shift
3367 right and compare with constant, force the comparison to unsigned.
3369 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
3371 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
3373 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
3375 (alt_reg_names): Remove % for vrsave.
3377 2002-03-06 Richard Henderson <rth@redhat.com>
3379 PR optimization/5844
3380 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
3381 if used indicates we've already emitted one copy of an operand.
3382 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
3383 (gen_split): Supply a non-null used.
3385 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
3387 * reload1.c (reload): Unshare all rtl after reload is done.
3389 * simplify-rtx.c (simplify_plus_minus): Do not abort,
3390 but simply fail if the expression is too complex to simplify.
3391 (simplify_gen_binary): Handle simplify_plus_minus failures.
3393 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
3395 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
3396 consistently call delete_trivially_dead_insns after CSE and GCSE;
3397 fix DFI_life dumping; do jump threading after liveness; do crossjumping
3398 after liveness2; update comment in last crossjumping.
3399 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
3401 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
3403 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
3404 after completing fast dead code elimination.
3406 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
3409 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
3411 * version.c: Fix misplaced leading blanks on first line.
3413 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
3415 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
3417 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
3419 * cfgcleanup.c (mentions_nonequal_regs): New function.
3420 (thread_jump): Use it.
3421 * toplev.c (rest_of_compilation): Run jump threading after
3424 2002-03-06 Jakub Jelinek <jakub@redhat.com>
3426 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
3429 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
3431 * predict.c (estimate_bb_frequencies): Do not reload the
3432 frequencies from notes.
3434 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
3436 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
3437 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
3439 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
3440 delete_noop_moves): Return indeger.
3441 * flow.c (ndead): New variable.
3442 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
3443 BB argument; update callers.
3444 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
3445 (life_analysis): Do not call purge_all_dead_edges.
3446 (update_life_info): Return number of deleted insns; print statistics.
3447 (update_life_info_in_dirty_blocks): likewise.
3448 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
3449 return number of insns deleted.
3451 * cse.c: Include timevar.h
3452 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
3453 iterate until stabilizes; print statistics; return number of killed
3455 * Makefile.in: (cse.o): Add timevar.h dependency
3456 * rtl.h (delete_trivially_dead_insns): New.
3457 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
3458 * toplev.c (rest_of_compilation): Update callers.
3460 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
3461 (try_optimize_cfg): Do not update liveness.
3462 (cleanup-cfg): Loop until try_optimize_cfg and dead code
3463 removal stabilizes; use delete_trivially_dead_insns.
3465 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
3467 2002-03-05 Zack Weinberg <zack@codesourcery.com>
3469 * cppmain.c (setup_callbacks): Disable #pragma and #ident
3470 callbacks when processing assembly language.
3472 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3474 * pa.h (ASM_FILE_END): Define.
3475 * som.h (ASM_FILE_END): Delete.
3477 * pa.c (function_arg): Don't pass floats in general registers in
3478 indirect calls if TARGET_ELF32.
3480 2002-03-05 Richard Henderson <rth@redhat.com>
3482 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
3484 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
3486 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
3488 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3490 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
3491 -r command line. Don't hide any symbols if not building
3494 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
3496 * cfg.c (dump_flow_info): Warn about profile mismatches.
3497 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
3498 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
3500 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3502 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
3503 wide volatile memory by parts.
3505 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3507 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
3510 2002-03-05 Richard Henderson <rth@redhat.com>
3512 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
3514 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
3516 * toplev.c (documented_lang_options): Document more
3517 language-specific options.
3518 * doc/invoke.texi (Warning Options): Correct documentation for
3519 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
3520 * c-decl.c (c_decode_option): Use a table to handle warning options.
3522 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
3524 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
3525 parameter to mmix_encode_section_info.
3526 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
3527 relocatably. Always produce ELF, not mmo if linking relocatably.
3528 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
3529 first is non-zero, don't add symbol prefix.
3530 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
3531 prototype accordingly.
3533 2002-03-04 Krister Walfridsson <cato@df.lth.se>
3535 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
3537 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
3539 * configure.in: Increase required makeinfo version to 4.1.
3540 * configure: Regenerate.
3542 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
3544 * .cvsignore: Remove *.info* and genrtl*; these files are generated
3547 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
3549 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
3550 * doc/invoke.texi: Fix @math uses.
3552 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
3554 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
3557 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
3559 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
3560 (powerpc-*-eabisimaltivec*): Same.
3562 * config/rs6000/t-ppcendian: New.
3564 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3566 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
3567 nonimmediate_src_operand and nonimmediate_lsrc_operand to
3568 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
3570 2002-03-03 Richard Henderson <rth@redhat.com>
3572 * toplev.c (rest_of_decl_compilation): Revert last two changes.
3574 2002-03-03 Zack Weinberg <zack@codesourcery.com>
3576 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
3577 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
3578 tree.c, config/m68k/m68k.c:
3579 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
3580 REAL_ARITHMETIC blocks unconditional. Delete some further
3581 #ifdef blocks predicated on REAL_ARITHMETIC.
3582 * flags.h, toplev.c: Delete remaining references to
3585 * doc/invoke.texi: Remove documentation of -fpretend-float.
3586 * doc/tm.texi: Describe the various REAL_* macros as provided by
3587 real.h, not by the target configuration files.
3589 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
3590 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
3591 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
3592 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
3593 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
3594 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
3595 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
3596 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
3597 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
3598 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
3599 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
3600 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
3601 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
3602 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
3603 config/xtensa/xtensa.h:
3604 Do not define, undefine, or mention in comments any of
3605 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
3606 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
3607 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
3608 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
3609 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
3610 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
3611 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
3612 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
3613 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
3615 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3617 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
3618 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
3619 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
3620 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
3621 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
3622 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
3624 * defaults.h (BITS_PER_WORD): Define.
3625 * doc/tm.texi (BITS_PER_WORD): Document default value.
3627 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
3628 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
3629 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
3631 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3633 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
3634 lieu of explicit sizeof/sizeof.
3635 * i386.c (override_options, ix86_init_mmx_sse_builtins,
3636 ix86_expand_builtin): Likewise.
3637 * mips.c (mips_add_gc_roots): Likewise.
3638 * mmix.c (mmix_output_condition): Likewise.
3639 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
3640 altivec_init_builtins): Likewise.
3641 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
3642 * cppexp.c (Nsuff, parse_number): Likewise.
3643 * cppinit.c (builtin_array_end): Likewise.
3644 * gcc.c (n_default_compilers, process_command): Likewise.
3645 * genpreds.c (output_predicate_decls): Likewise.
3646 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
3647 * lcm.c (N_ENTITIES): Likewise.
3648 * stor-layout.c (set_sizetype): Likewise.
3650 2002-03-03 Richard Henderson <rth@redhat.com>
3652 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
3653 for types or labels.
3655 2002-03-03 Richard Henderson <rth@redhat.com>
3657 * c-decl.c (start_decl): Initialized variables are not common.
3659 2002-03-02 Per Bothner <per@bothner.com>
3661 * gcc.c (option_map): Suport new --bootclasspath option.
3662 --CLASSPATH is now just an alias for --classpath.
3664 2002-03-02 Richard Henderson <rth@redhat.com>
3666 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
3667 load if "internal" visibility.
3668 * doc/extend.texi: Document visibility meanings.
3670 2002-03-02 Richard Henderson <rth@redhat.com>
3672 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
3673 to functions as well.
3675 2002-03-02 Richard Henderson <rth@redhat.com>
3677 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
3678 (handle_visibility_attribute): Don't call assemble_visibility.
3679 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
3680 without asmspec. Invoke assemble_alias when needed.
3681 * varasm.c (maybe_assemble_visibility): New.
3682 (assemble_start_function, assemble_variable, assemble_alias): Use it.
3684 2002-03-02 Richard Henderson <rth@redhat.com>
3686 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
3687 invoke ENCODE_SECTION_INFO with first call flag.
3689 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
3690 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
3691 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
3692 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
3693 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
3694 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
3695 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
3696 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
3697 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
3698 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
3699 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
3700 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
3701 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
3702 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
3703 config/mcore/mcore-protos.h, config/mcore/mcore.c,
3704 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
3705 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
3706 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
3707 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
3708 config/sh/sh.h, config/sparc/sparc.h,
3709 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
3710 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
3711 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
3712 FIRST argument. As needed, examine it and do nothing.
3714 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
3715 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
3716 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
3718 * config/arm/t-pe (pe.o): Add dependencies.
3720 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3722 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
3723 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
3724 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
3725 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
3726 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
3727 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
3728 * defaults.h (BITS_PER_UNIT): Define.
3729 * doc/tm.texi (BITS_PER_UNIT): Document default value.
3731 2002-03-02 Kazu Hirata <kazu@hxi.com>
3733 * config/h8300/h8300-protos.h: Add a prototype for
3734 compute_a_shift_length.
3735 * config/h8300/h8300.c (h8300_asm_insn_count): New.
3736 (compute_a_shift_length): Likewise.
3737 (h8300_adjust_insn_length): Do not adjust insn length of shift
3739 * config/h8300/h8300.md (anonymous shift patterns): Use
3740 compute_a_shift_length.
3742 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3744 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
3747 * emit-rtl.c (offset_address): Call update_temp_slot_address.
3749 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3751 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
3752 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
3753 * flags.h (flag_zero_initialized_in_bss): Declare.
3754 * toplev.c (flag_zero_initialized_in_bss): New flag.
3755 (lang_independent_options): Add flag_zero_initialized_in_bss.
3756 * tree.c (initializer_zerop): New function.
3757 * tree.h (initializer_zerop): Declare.
3758 * varasm.c (assemble_variable): If we can emit bss, put zero
3759 initializers in the bss section.
3761 2002-03-02 Alan Modra <amodra@bigpond.net.au>
3763 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
3764 like more than one symbol per .weak directive.
3766 2002-03-01 Richard Henderson <rth@redhat.com>
3768 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
3769 adjust argument_pointer by pretend_args_size.
3770 (ia64_va_start): Adjust va_start address by -pretend_args_size.
3772 2002-03-01 Kazu Hirata <kazu@hxi.com>
3774 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
3776 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
3778 * toplev.c (rest_of_compilation): Delete dead jumptables before
3780 * flow.c (delete_dead_jumptables): Make global.
3781 * rtl.h (delete_dead_jumptables): Declare.
3783 2002-03-01 David Edelsohn <edelsohn@gnu.org>
3785 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
3786 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
3787 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
3789 2002-03-01 Kazu Hirata <kazu@hxi.com>
3791 * config/h8300/h8300-protos.h: Fix formatting.
3792 * config/h8300/h8300.c: Likewise.
3793 * config/h8300/h8300.h: Likewise.
3795 2002-03-01 Kazu Hirata <kazu@hxi.com>
3797 * config/h8300/h8300.c (print_operand): Support 16-bit
3799 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
3801 2002-02-28 Richard Henderson <rth@redhat.com>
3803 * expmed.c (store_bit_field): Prevent generation of CONCATs;
3804 pun complex values as integers; use gen_lowpart instead of
3806 (extract_bit_field): Likewise.
3808 2002-03-01 Alan Modra <amodra@bigpond.net.au>
3809 David Edelsohn <edelsohn@gnu.org>
3811 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
3812 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
3813 (SUPPORTS_WEAK): Likewise.
3814 * output.h (add_weak): Add tree param.
3815 * varasm.c (add_weak): Likewise. Save decl.
3816 (struct weak_syms): Add decl field.
3817 (mark_weak_decls): New function.
3818 (init_varasm_once): ggc_add_root mark_weak_decls.
3819 (assemble_start_function): Use ASM_WEAKEN_DECL.
3820 (assemble_variable): Likewise.
3821 (assemble_alias): Likewise.
3822 (declare_weak): Pass decl to add_weak.
3823 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
3824 (remove_from_pending_weak_list): Declare and define for
3826 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
3827 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
3828 * defaults.h (SUPPORTS_WEAK): Likewise.
3829 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
3830 .weak for code sym. Do emit .size for descriptor sym.
3831 (ASM_DECLARE_FUNCTION_SIZE): Define.
3832 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
3833 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
3834 .lglobl unless TARGET_XCOFF. Formatting fixes.
3835 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
3837 (HANDLE_PRAGMA_WEAK): Remove.
3838 (ASM_WEAKEN_LABEL): Remove.
3839 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
3841 2002-03-01 Jason Merrill <jason@redhat.com>
3843 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
3844 (TARGET_EXPR_CLEANUP): New macro.
3846 2002-02-28 Steve Ellcey <sje@cup.hp.com>
3848 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
3849 to take ptr_extend into account as third type of extension.
3850 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
3851 fields used by SUBREG_PROMOTED_UNSIGNED_P.
3852 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
3853 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
3854 * calls.c (precompute_arguments): Use new macro.
3855 (expand_call): Ditto.
3856 * combine.c (nonzero_bits): Ditto.
3857 (record_promoted_value): Ditto.
3858 * expr.c (store_expr): Ditto.
3859 (expand_expr): Ditto.
3860 * function.c (assign_parms): Ditto.
3862 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
3864 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
3865 override -shared and -shared-libgcc.
3867 2002-02-28 David O'Brien <obrien@FreeBSD.org>
3869 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
3871 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
3874 2002-02-28 Richard Henderson <rth@redhat.com>
3876 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
3877 4 cycle latency from MM producers.
3878 (ia64_internal_sched_reorder): Likewise with pipeline flush.
3880 2002-02-28 Jakub Jelinek <jakub@redhat.com>
3882 * mklibgcc.in: Don't use GNU make extension.
3884 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
3886 * c-parse.in (STATIC): New terminal.
3887 (scspec): New non-terminal. Update productions accordingly.
3888 (program): Remove bogus ifc / end ifc.
3889 (array_declarator): Simplify production using STATIC.
3891 2002-02-28 Jim Meyering <meyering@lucent.com>
3893 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
3894 \a still means TARGET_BELL.
3896 2002-02-28 Richard Henderson <rth@redhat.com>
3898 * haifa-sched.c (sched_emit_insn): New.
3899 (schedule_block): Use last_scheduled_insn to track last insn.
3900 * sched-int.h (sched_emit_insn): Prototype.
3901 * config/ia64/ia64.c (last_issued): Remove.
3902 (ia64_variable_issue): Don't set it.
3903 (nop_cycles_until): Use sched_emit_insn.
3905 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
3907 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
3910 2002-02-28 Kazu Hirata <kazu@hxi.com>
3912 * config/h8300/h8300.c: Fix formatting.
3913 * config/h8300/h8300.h: Likewise.
3915 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
3917 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
3918 which may overwrite the high byte of the frame pointer.
3920 2002-02-28 Bo Thorsen <bo@suse.de>
3922 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
3923 (STARTFILE_SPEC): Add 64 bit files.
3924 (ENDFILE_SPEC): Likewise.
3926 2002-02-28 Jason Merrill <jason@redhat.com>
3928 * c-decl.c (finish_function): Only warn about missing return
3929 statement with -Wreturn-type.
3931 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
3933 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
3935 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
3936 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
3938 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
3940 * basic-block.h (BB_REACHABLE): Renumber.
3941 (BB_DIRTY, BB_NEW): New flags.
3942 (clear_bb_flags): Declare.
3943 (update_life_info_in_dirty_blocks): Declare.
3944 * cfg.c (clear_bb_flags): New function.
3945 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
3946 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
3947 reorder_insns, emit_insn_after): Mark block as dirty.
3948 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
3949 (update_life_info_in_dirty_blocks): New function.
3950 * recog.c (apply_change_group): Dirtify block.
3952 * cse.c (cse_insn): Reorder emitting of jump insn to keep
3954 * gcse.c (delete_null_pointer_checks): Likewise.
3956 * toplev.c (dump_file_index): Move cse2 after bp,
3958 (dump_file_info): Similary.
3959 (rest_of_compilation): Avoid most of CFG rebuilds;
3960 do first if converision after null pointer checks, do cse2
3961 after branch prediction; avoid full liveness rebuild after
3962 initializing subregs.
3963 * invoke.texi (-d options): Document -du, renumber.
3965 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
3966 (notice_new_block): Do not set BB_UPDATE_LIFE.
3967 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
3968 merge_blocks_move_successor_nojumps, merge_blocks,
3969 try_crossjump_to_edge): Likewise.
3970 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
3971 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
3972 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
3973 (merge_of_block): Do not use life_data_ok.
3974 (find_if_case_1): Do not use SET_UPDATE_LIFE.
3975 (if_convert): Use BB_DIRTY mechanizm to update life.
3976 * lcm.c (optimize_mode_switching): Update
3977 update_life_info_in_dirty_blocks
3979 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
3981 * Makefile.in (integrate.o): Update.
3982 * c-decl.c (copy_lang_decl): Rename.
3983 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
3984 * integrate.c: Include langhooks.h.
3985 (copy_decl_for_inlining): Update to use langhook.
3986 * langhooks-def.h (lhd_do_nothing_t,
3987 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
3988 (LANG_HOOKS_INITIALIZER): Update.
3989 * langhooks.c (lhd_do_nothing_t): New.
3990 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
3991 * tree.h (copy_lang_decl): Remove.
3993 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
3995 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
3997 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
3998 POST_DEC, and POST_MODIFY.
4000 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4002 * c-typeck.c (digest_init): Remove unused parameter; all
4005 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
4007 * expmed.c (expand_shift): Correctly test for low part of a
4010 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
4012 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
4013 insn UIDs with insn addresses.
4015 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4017 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
4018 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
4019 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
4020 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
4021 gcc.c, toplev.c: Delete code implementing -traditional mode.
4023 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
4024 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
4025 Document removal of -traditional mode for compilation, and
4026 remove documentation only relevant to that mode.
4028 * config/nextstep.h, config/ptx4.h, config/svr4.h,
4029 config/convex/convex.h, config/d30v/d30v.h,
4030 config/i386/dgux.h, config/i386/osf1elf.h,
4031 config/i386/osfelf.h, config/i386/osfrose.h,
4032 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
4033 config/m68k/hp310.h, config/m88k/dgux.h,
4034 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
4035 config/m88k/m88k.h, config/m88k/openbsd.h,
4036 config/mips/abi64.h, config/mips/osfrose.h,
4037 config/mips/svr4-5.h, config/mips/svr4-t.h,
4038 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
4039 config/stormy16/stormy16.h: Remove all references to
4040 -traditional from target specs. Delete all mention of the
4041 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
4042 delete a couple of commented-out definitions of
4043 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
4046 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
4047 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
4049 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4051 * mklibgcc.in: Don't use \n in a line subject to
4052 interpretation by echo.
4054 2002-02-27 Graham Stott <grahams@redhat.com>
4056 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
4059 * loop.c (prescan_loop): Handle PARALLEL.
4061 * unroll.c (loop_iterations): Return 0 if the add_val for
4064 * final.c (output_operand_lossage): Constify PFX_STR.
4066 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
4068 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
4070 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
4071 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
4073 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
4075 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
4077 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
4079 * cpplex.c (_cpp_lex_token): Handle directives in macro
4081 * cpplib.c (_cpp_handle_directive): Save and restore state
4082 if parsing macro args when entering a directive.
4083 * cppmacro.c (collect_args): No need to handle directives
4085 (enter_macro_context, replace_args): Use the original macro
4086 definition in case it was redefined whilst collecting arguments.
4090 2002-02-26 David Edelsohn <edelsohn@gnu.org>
4092 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
4093 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
4094 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
4096 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
4097 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
4098 (load_toc_v4_PIC_2): Same.
4100 2002-02-26 Alan Modra <amodra@bigpond.net.au>
4102 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
4104 2002-02-26 Richard Henderson <rth@redhat.com>
4106 * config/alpha/alpha.md (ashldi_se): Re-enable.
4108 2002-02-26 Richard Henderson <rth@redhat.com>
4110 * config/alpha/alpha.c (alpha_encode_section_info): Examine
4111 MODULE_LOCAL_P; improve commentary.
4113 2002-02-26 Zack Weinberg <zack@codesourcery.com>
4115 * doc/cpp.texi: Clarify documentation of relationship between
4118 2002-02-26 Kazu Hirata <kazu@hxi.com>
4120 * config/h8300/h8300-protos.h: Update the prototype for
4121 compute_logical_op_length. Add the prototype for
4122 compute_logical_op_cc.
4123 * config/h8300/h8300.c (compute_logical_op_length): Figure out
4125 (compute_logical_op_cc): New.
4126 * config/h8300/h8300.md: Combine all the logical op patterns
4127 in HImode and SImode. Use compute_logical_op_cc.
4129 2002-02-26 Kelley Cook <kelleycook@comcast.net>
4131 * config/i386/i386.c (print_operand): Don't append ATT-style
4132 length suffixs to x87 opcodes when in Intel mode.
4134 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
4136 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
4137 (init_emit_once): Update calls.
4138 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
4139 (init_syntax_once): Prototype.
4141 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
4143 * pa-linux.h (LIB_SPEC): Update definition.
4144 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
4146 2002-02-26 Richard Henderson <rth@redhat.com>
4148 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
4149 if we emitted a stop bit.
4151 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4153 * configure.in (libgcc_visibility): Substitute.
4154 * configure: Rebuilt.
4155 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
4156 defined symbols .hidden.
4158 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4160 * attribs.c (c_common_attribute_table): Add visibility.
4161 (handle_visibility_attribute): New function.
4162 * varasm.c (assemble_visibility): New function.
4163 * output.h (assemble_visibility): Add prototype.
4164 * tree.h (MODULE_LOCAL_P): Define.
4165 * crtstuff.c (__dso_handle): Use visibility attribute.
4166 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
4167 for MODULE_LOCAL_P symbols too.
4168 * config/ia64/ia64.c (ia64_encode_section_info): Handle
4169 MODULE_LOCAL_P symbols the same way as local symbols.
4170 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
4171 into .sdata/.sbss by the user.
4172 * doc/extend.texi (Function Attributes): Document visibility
4175 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4178 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
4179 STRING_CST initializer spanning the whole variable without
4181 If expand_expr returned MEM, don't use it.
4183 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
4185 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
4186 generate a die for the lexical block.
4188 2002-02-26 Kazu Hirata <kazu@hxi.com>
4190 * config/h8300/h8300-protos.h: Add a prototype for
4191 compute_logical_op_length.
4192 * config/h8300/h8300.c (compute_logical_op_length): New.
4193 * config/h8300/h8300.md (anonymous logical patterns): Use
4194 compute_logical_op_length for length.
4196 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4198 * dwarf2out.c (modified_type_die): Do not call type_main_variant
4200 (gen_type_die): Same.
4202 * attribs.c (handle_vector_size_attribute): Set debug information.
4204 2002-02-26 Daniel Egger <degger@fhm.edu>
4206 * config/rs6000/rs6000.md: Swap define_insn attributes to
4207 fix incorrect generation of merge high instructions instead
4210 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4212 * c-typeck.c (really_start_incremental_init): Use
4213 bitsize_zero_node for vectors.
4215 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4217 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
4218 ("*set_vrsave_internal"): Same.
4220 2002-02-25 Richard Henderson <rth@redhat.com>
4222 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
4223 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
4225 2002-02-25 Jakub Jelinek <jakub@redhat.com>
4228 * config/i386/i386.c (ix86_return_pops_args): Only pop
4229 fake structure return argument if it was passed on the stack.
4231 2002-02-25 Jason Merrill <jason@redhat.com>
4233 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
4236 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
4238 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
4239 link with shared_name only.
4240 * doc/invoke.texi (Link Options): Document new behavior.
4242 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
4244 * c-typeck.c (push_init_level): Handle vectors.
4246 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
4248 * config/sparc/sparc.c (const64_high_operand): Zero-extend
4249 operands of SPARC_SETHI_P.
4250 (input_operand): Likewise.
4251 (sparc_emit_set_const32): Likewise.
4252 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
4253 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
4254 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
4255 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
4256 (movdi_insn_sp64_vis): Likewise.
4257 (movdi split, movdf split): Use SETHI32.
4258 * doc/md.texi: Document SPARC constraints L, M and N.
4260 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
4262 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
4263 ("*set_vrsave_internal"): use mfspr for Darwin.
4265 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
4266 gen_get_vrsave_internal.
4268 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4270 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
4272 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
4274 * cpplex.c (cpp_interpret_charconst): Get signedness or
4275 otherwise of wide character constants correct.
4276 * cppexp.c (lex): Get signedness of wide charconsts correct.
4278 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4280 * optabs.c (widen_operand): Only call convert_modes for
4281 promoted SUBREG if signedness matches.
4282 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
4284 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4286 * cpplib.c (glue_header_name): Use local buffer to build up
4289 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4291 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
4293 2002-02-23 Kazu Hirata <kazu@hxi.com>
4295 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
4296 H8/300[HS] separately.
4297 * config/h8300/h8300.md: Remove the early clobber constraint
4298 from bit field patterns.
4300 2002-02-23 Kazu Hirata <kazu@hxi.com>
4302 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
4304 (mulhisi3): Likewise.
4305 (umulqisi3): Likewise.
4306 (umulhisi3): Likewise.
4308 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4310 * cppinit.c (output_deps): Correct test for stdout output.
4311 (init_dependency_output): Cure warning.
4313 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4315 * expr.c (store_expr): When converting expression to promoted
4316 equivalent type, allow using SUBREG_REG of TARGET as the target
4317 of the expansion of EXP.
4318 * loop.c (basic_induction_var, case SUBREG): Always look inside.
4319 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
4320 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
4321 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
4322 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
4324 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
4326 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
4327 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
4328 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
4330 2002-02-23 Jakub Jelinek <jakub@redhat.com>
4332 PR optimization/5747
4333 * loop.c (scan_loop): Update reg info if move_movables created new
4336 2002-02-23 David Edelsohn <edelsohn@gnu.org>
4338 * gcc.c (init_gcc_spec): Revert last change.
4340 2002-02-23 David Edelsohn <edelsohn@gnu.org>
4342 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
4343 gpc_reg_operand constraint.
4345 2002-02-23 Alan Modra <amodra@bigpond.net.au>
4347 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
4348 Simplify comparison of `low'.
4349 (add_operand): Fix formatting.
4350 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
4351 (mask_operand): Disallow mask to wrap in 64-bit mode.
4352 (rs6000_stack_info): Remove redundant test setting push_p.
4353 (output_toc): Fix formatting.
4354 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
4355 cc_reg_not_cr0_operand constraint.
4356 (booldi3, boolcdi3 splitters): Same.
4358 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
4360 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
4362 2002-02-22 David Edelsohn <edelsohn@gnu.org>
4364 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
4365 gcc invoked with -shared-libgcc.
4367 2002-02-22 Jakub Jelinek <jakub@redhat.com>
4370 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
4371 decl if any of elements was TREE_USED.
4373 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
4375 * config/sparc/sol2.h: Don't include sys/mman.h.
4376 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
4377 (arith_4096_operand): Don't throw high bits away.
4378 (const64_operand): Take sign extension of CONST_INTs into account.
4379 (const64_high_operand, sparc_emit_set_const32): Likewise.
4380 (GEN_HIGHINT64): Likewise.
4381 (sparc_emit_set_const64_quick1): Likewise.
4382 (const64_is_2insns): Likewise.
4383 (print_operand): Use trunc_int_for_mode for sign extension.
4384 * config/sparc/sparc.h (SMALL_INT32): Likewise.
4385 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
4386 chars. Assume CONST_INT is already properly sign-extended.
4387 (movdi split): Sign-extend each SImode part.
4388 (andsi3 split): Don't mask high bits off, so that result
4389 remains properly sign-extend.
4390 (iorsi3 split): Likewise.
4391 (xorsi3 split): Likewise.
4393 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
4395 * fold-const.c (fold): Fix typo in comments.
4397 2002-02-21 Diego Novillo <dnovillo@redhat.com>
4399 * Makefile.in (langhooks.o): Update dependencies.
4401 2002-02-21 Diego Novillo <dnovillo@redhat.com>
4403 * langhooks.c: Include flags.h.
4405 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
4407 * testsuite/gcc.dg/attr-alwaysinline.c: New.
4409 * c-common.c (c_common_post_options): Set inline trees by
4412 * doc/extend.texi (Function Attributes): Document always_inline
4414 Update documentation about inlining when not optimizing.
4416 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
4418 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
4419 unless DECL_ALWAYS_INLINE.
4421 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
4422 unless DECL_ALWAYS_INLINE.
4423 (c_disregard_inline_limits): Disregard if always_inline set.
4425 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
4426 Disregard if always_inline set.
4427 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
4428 unless DECL_ALWAYS_INLINE.
4430 * attribs.c (handle_always_inline_attribute): New.
4431 (c_common_attribute_table): Add always_inline.
4433 * config/rs6000/altivec.h: Add prototypes for builtins
4434 requiring the always_inline attribute.
4436 2002-02-21 Eric Christopher <echristo@redhat.com>
4438 * expmed.c (store_bit_field): Try to simplify the subreg
4439 before generating a new one when when the mode size of
4440 value is less than maxmode.
4442 2002-02-21 Richard Henderson <rth@redhat.com>
4444 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
4445 than gen_rtx_PLUS to form the sum.
4446 * explow.c (force_reg): Rearrange to not allocate new pseudo
4447 when force_operand returns a register.
4448 * expr.c (expand_assignment): Allow offset_rtx expansion to
4449 return a sum. Do not force addresses into registers.
4450 (expand_expr): Likewise.
4451 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
4452 to canonicalize arithmetic that didn't simpify.
4453 (simplify_plus_minus): New argument force; update
4454 all callers. Don't split CONST unless we can do something with it,
4455 and wouldn't lose the constness of the operands.
4457 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
4458 that we generated earlier.
4460 2002-02-21 Tom Tromey <tromey@redhat.com>
4462 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4463 (output_line_info): Use constant `1', with a long explanatory
4465 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
4467 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
4469 * jump.c (redirect_jump): If old label has no UID, don't try to
4472 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
4474 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
4475 If input is constant, do shifts at compile time.
4477 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
4479 * doc/extend.texi: Fix some more overfull hboxes.
4481 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4483 PR optimization/4994
4484 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
4487 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4490 * expr.h (expand_and): Add mode argument.
4491 * expmed.c (expand_and): Add mode argument.
4492 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
4493 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
4494 * except.c (expand_builtin_extract_return_addr): Likewise.
4495 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4496 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
4497 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
4498 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
4499 * config/c4x/c4x.md: Use GEN_INT (x) instead of
4500 gen_rtx (CONST_INT, VOIDmode, x).
4502 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4505 * stmt.c (warn_if_unused_value): Move side effects test once more.
4507 2002-02-20 Torbjorn Granlund <tege@swox.com>
4509 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
4510 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
4512 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
4514 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
4515 SUBREG or ZERO_EXTEND.
4517 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
4519 * sh.h (current_function_anonymous_args): Remove.
4520 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
4521 of current_function_varargs and current_function_stdarg is set.
4522 * sh.c (sh_expand_prologue): Check current_function_varargs /
4523 current_function_stdarg / TARGET_SH5 instead of
4524 current_function_anonymous_args.
4526 * sh64.h (TARGET_VERSION): Define.
4528 2002-02-20 David Edelsohn <edelsohn@gnu.org>
4530 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
4531 VRSAVE_REGNO on TARGET_ALTIVEC.
4533 2002-02-20 Alan Modra <amodra@bigpond.net.au>
4535 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
4536 bits of SImode const_int.
4537 (includes_rshift_p): Likewise.
4538 (print_operand): Call mask_operand and mask64_operand with correct
4540 (rs6000_output_function_epilogue): Pad traceback table to word.
4541 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
4542 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
4543 mask64_operand with correct mode.
4544 (FUNCTION_ARG_REGNO_P): Correct parentheses.
4546 2002-02-20 Jakub Jelinek <jakub@redhat.com>
4549 * varasm.c (get_pool_constant_mark): New.
4550 * rtl.h (get_pool_constant_mark): Add prototype.
4551 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
4552 be represented if it has not been output.
4554 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
4556 * combine.c (do_SUBST): Sanity check substitutions of
4557 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
4558 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
4559 CONST_INT into its operand.
4560 (known_cond): Likewise, for ZERO_EXTEND.
4561 * simplify-rtx.c (simplify_unary_operation): Fix condition to
4562 allow for simplification of wide modes. Reject CONST_INTs in
4563 ZERO_EXTEND when their actual mode is not given.
4565 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
4567 * c-decl.c (pushdecl): If no global declaration is found for an
4568 extern declaration in block scope, try a limbo one.
4570 2002-02-20 Jakub Jelinek <jakub@redhat.com>
4573 * c-common.c (pointer_int_sum): Moved from...
4574 * c-typeck.c (pointer_int_sum): ...here.
4575 * c-common.h (pointer_int_sum): Add prototype.
4577 2002-02-20 Jakub Jelinek <jakub@redhat.com>
4580 * c-decl.c (duplicate_decls): Return 0 if issued error about
4583 2002-02-20 Roger Sayle <roger@eyesopen.com>
4584 Jakub Jelinek <jakub@redhat.com>
4587 * tree.c (host_integerp): Ensure that the constant integer is
4588 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
4589 when pos is zero or non-zero respectively. Clarify comment.
4590 * c-format.c (check_format_info_recurse): Fix host_integerp
4591 usage; the pos argument should be zero when assigning to a
4592 signed HOST_WIDE_INT.
4594 2002-02-20 Richard Henderson <rth@redhat.com>
4596 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
4597 of the operand, rather than assuming TImode.
4598 (ix86_expand_binop_builtin): Cope with commutative patterns
4599 using nonimmediate_operand for both operands.
4600 (ix86_expand_timode_binop_builtin): Likewise.
4601 (ix86_expand_store_builtin): Validate operand 1.
4602 (ix86_expand_unop1_builtin): Likewise.
4604 2002-02-20 Philip Blundell <philb@gnu.org>
4607 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
4609 2002-02-20 Richard Henderson <rth@redhat.com>
4612 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
4614 2002-02-20 Tom Tromey <tromey@redhat.com>
4616 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4617 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4618 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4619 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4620 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
4623 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
4625 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
4626 for (const_int 0) in X not just INTVAL.
4628 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
4630 * doc/extend.texi: Avoid or reduce overfull hboxes.
4632 2002-02-20 Diego Novillo <dnovillo@redhat.com>
4634 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
4635 operations if the field does not start at a mode boundary.
4637 2001-02-20 Joel Sherrill <joel@OARcorp.com>
4639 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
4640 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
4641 Also done for -Acpu and -Amachine.
4643 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
4645 * cppinit.c (init_dependency_output): Take deps output file
4646 from -o if none given with -MF. Suppress normal output.
4647 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
4648 * doc/cpp.texi, doc/invoke.texi: Update.
4650 2002-02-19 Zack Weinberg <zack@codesourcery.com>
4652 * toplev.c (output_quoted_string): Write unprintable
4653 characters with octal escapes.
4655 2002-02-19 David Edelsohn <edelsohn@gnu.org>
4657 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
4658 really_call_used[VRSAVE_REGNO] if not Altivec.
4660 2002-02-19 Alan Modra <amodra@bigpond.net.au>
4662 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
4664 (constant_pool_expr_1): Fix formatting.
4665 (rs6000_legitimize_reload_address): Likewise.
4667 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4669 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
4670 now that we have one.
4672 2002-02-19 Zack Weinberg <zack@codesourcery.com>
4674 * tree.h (struct tree_common): Remove aux. Add unused_0 at
4675 end of first block of bitfields (which was only seven bits);
4676 rename dummy to unused_1; remove comment which is no longer true.
4678 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
4680 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
4682 2002-02-19 Philip Blundell <pb@nexus.co.uk>
4685 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
4689 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
4690 arm_is_longcall_p rather than inspecting call-type cookie
4692 (call_value_insn) [TARGET_THUMB]: Likewise.
4694 2002-02-19 Graham Stott <grahams@redhat.com>
4696 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
4698 2002-02-19 David Edelsohn <edelsohn@gnu.org>
4700 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
4701 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
4702 (FP_SAVE_INLINE): Delete.
4704 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
4705 * config/rs6000/eabi.asm: Remove ABI save restore routines.
4706 * config/rs6000/t-ppccomm: Build crtsavres.o.
4707 * config/rs6000/crtsavres.asm: New file.
4709 2002-02-19 Philip Blundell <philb@gnu.org>
4711 * config/arm/arm.c (use_return_insn): Don't reject interrupt
4713 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
4714 (output_return_instruction): Allow interrupt functions to return with
4715 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
4716 (arm_expand_prologue): Subtract 4 before stacking LR in an
4719 2002-02-19 Philip Blundell <pb@nexus.co.uk>
4721 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
4722 decl, not just FUNCTION_DECL.
4723 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
4724 (arm_assemble_integer): Likewise.
4725 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
4728 2002-02-19 matthew green <mrg@eterna.com.au>
4730 * config.gcc (sparc-*-netbsdelf*): Enable target.
4731 (sparc64-*-netbsd*): New target.
4732 * config/sparc/netbsd-elf.h: New file.
4733 * config/sparc/t-netbsd64: New file.
4735 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
4737 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
4739 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
4741 * doc/invoke.texi: explicitly list the style guidelines that
4742 -Weffc++ checks for.
4744 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
4746 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
4748 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
4751 * gcc.c (cpp_unique_options): Treat -o as indicating object file
4752 only if not -E. If -E, pass -o through to the preprocessor.
4754 2002-02-19 Kazu Hirata <kazu@hxi.com>
4756 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
4757 register number with an appropriate macro.
4759 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
4761 * doc/rtl.texi (Constants): Close @code tag.
4763 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
4765 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
4766 ("mmx_uavgv4hi3"): Same.
4767 ("pmulhrwv4hi3"): Same.
4769 * tree-inline.c (walk_tree): Handle vectors.
4771 * c-common.c (constant_expression_warning): Handle vectors.
4772 (overflow_warning): Same.
4774 * sched-deps.c (sched_analyze_2): Handle vectors.
4776 * rtlanal.c (rtx_unstable_p): Handle vectors.
4777 (rtx_varies_p): Same.
4778 (count_occurrences): Same.
4779 (regs_set_between_p): Same.
4780 (modified_between_p): Same.
4781 (modified_in_p): Same.
4782 (volatile_insn_p): Same.
4783 (volatile_refs_p): Same.
4784 (side_effects_p): Same.
4786 (inequality_comparisons_p): Same.
4787 (replace_regs): Same.
4788 (computed_jump_p_1): Same.
4790 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
4792 (inner_mode_array): New.
4793 (copy_rtx): Handle vectors.
4794 (copy_most_rtx): Same.
4795 (rtx_equal_p): Same.
4796 (get_mode_alignment): Adjust for vectors.
4798 * resource.c (mark_referenced_resources): Handle vectors.
4799 (mark_set_resources): Same.
4801 * reload1.c (eliminate_regs): Handle vectors.
4802 (elimination_effects): Same.
4803 (scan_paradoxical_subregs): Same.
4805 * reload.c (subst_reg_equivs): Handle vectors.
4807 * regrename.c (scan_rtx): Handle vectors.
4809 * regclass.c (reg_scan_mark_refs): Handle vectors.
4811 * recog.c (find_single_use_1): Handle vectors.
4813 * local-alloc.c (equiv_init_varies_p): Handle vectors.
4814 (contains_replace_regs): Same.
4815 (memref_referenced_p): Same.
4817 * integrate.c (copy_rtx_and_substitute): Handle vectors.
4818 (subst_constants): Same.
4820 * genattrtab.c (attr_copy_rtx): Handle vectors.
4821 (encode_units_mask): Same.
4822 (clear_struct_flag): Same.
4823 (count_sub_rtxs): Same.
4825 * gcse.c (want_to_gcse_p): Handle vectors.
4826 (oprs_unchanged_p): Same.
4827 (hash_expr_1): Same.
4828 (oprs_not_set_p): Same.
4829 (expr_killed_p): Same.
4830 (compute_transp): Same.
4831 (store_ops_ok): Same.
4833 * function.c (purge_addressof_1): Do not allow paradoxical subregs
4835 (fixup_var_refs_1): Same.
4836 (instantiate_virtual_regs_1): Same.
4838 * fold-const.c (operand_equal_p): Handle vectors.
4840 (rtl_expr_nonnegative_p): Same.
4842 * flow.c (mark_used_regs): Handle vectors.
4844 * df.c (df_uses_record): Handle vectors.
4846 * cselib.c (cselib_subst_to_values): Handle vectors.
4847 (cselib_mem_conflict_p): Same.
4850 * cse.c (canon_reg): Handle vectors.
4852 (cse_process_notes): Same.
4853 (count_reg_usage): Same.
4856 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
4858 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
4860 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
4861 (gen_rtx): Handle CONST_VECTOR.
4862 (gen_const_vector_0): New.
4863 (copy_rtx_if_shared): CONST_VECTORs can be shared.
4864 (reset_used_flags): Same.
4865 (copy_insn_1): Same.
4866 (initializer_constant_valid_p): Handle VECTOR_CST.
4868 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
4870 * doc/rtl.texi (Constants): Document const_vector.
4871 (CONST0_RTX): Update for vectors.
4872 (RTL sharing): Same.
4874 * print-tree.c (print_node): Add case for VECTOR_CST.
4876 * tree.h (TREE_VECTOR_CST_ELTS): New.
4877 (struct tree_vector): New.
4878 (union tree_node): Add vector node.
4879 (build_vector): Add prototype.
4881 * tree.def (VECTOR_CST): New.
4883 * tree.c (build_vector): New.
4885 * expmed.c (make_tree): Handle CONST_VECTOR.
4887 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
4888 (CONST_VECTOR_ELT): New.
4889 (CONST_VECTOR_NUNITS): New.
4891 * machmode.h (GET_MODE_INNER): New.
4892 (DEF_MACHMODE): Accept 8th arg.
4894 * machmode.def: Add 8th argument for vector inner mode.
4895 Add inner vector modes for vectors.
4897 * rtl.def (VEC_CONST): Remove.
4898 (CONST_VECTOR): New.
4900 * expr.c (clear_storage): Allow vectors.
4901 (is_zeros_p): Handle VECTOR_CST.
4903 * varasm.c (output_constant_pool): Handle vectors.
4904 (rtx_const): Add veclo and vechi fields.
4905 (kind): Add RTX_VECTOR.
4906 (decode_rtx_const): Add case for vector.
4908 * config/rs6000/rs6000-protos.h: Add zero_constant.
4910 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
4911 constants. Force easy vector constants into memory.
4912 (easy_vector_constant): New.
4913 (emit_easy_vector_constant): New.
4914 (rs6000_legitimize_reload_address): Do not generate bad reloads on
4917 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
4919 ("altivec_lvxl"): Same.
4920 (altivec_lvebx): Same.
4921 (altivec_lvehx): Same.
4922 (altivec_lvewx): Same.
4923 ("*movv4si_const0"): New.
4924 ("*movv4sf_const0"): New.
4925 ("*movv8hi_const0"): New.
4926 ("*movv16qi_const0"): New.
4928 2002-02-18 Kazu Hirata <kazu@hxi.com>
4930 * config/h8300/h8300.c (notice_update_cc): Use
4933 2002-02-18 Kazu Hirata <kazu@hxi.com>
4935 * config/h8300/h8300.md (divmod patterns): Change the
4936 constraints for operands[1] to register_operand.
4938 2002-02-18 Kazu Hirata <kazu@hxi.com>
4940 * config/h8300/h8300-protos.h: Remove the prototype for
4942 * config/h8300/h8300.c (p_operand): Remove.
4943 * config/h8300/h8300.md: Replace p_operand with
4946 2002-02-18 Philip Blundell <pb@nexus.co.uk>
4948 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
4950 (output_return_instruction): Allow use of LDR to unstack
4951 return addresss even for interrupt handlers or when
4952 interworking. If compiling for ARMv5, use interworking-safe
4953 return instructions by default. Remove duplicated code and
4954 lengthy "strcat" sequences.
4956 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4958 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
4959 (LINK_EH_SPEC): Define.
4960 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
4962 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
4964 * config/s390/s390.c (s390_emit_prologue): Do not set the
4965 frame_related flag for call-clobbered registers.
4967 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
4969 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
4970 (construct_container): Fix handling of SSE operands.
4971 (ix86_expand_builtin): Fix handling of 64bit pointers.
4972 (mmx_maskmovq_rex): New pattern.
4974 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
4976 * regrename.c (kill_set_value): Handle subregs properly.
4978 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
4980 * objc/objc-act.c (handle_impent): Remove leading '*'
4981 from objc_class_name.
4983 2002-02-17 Richard Henderson <rth@redhat.com>
4985 * config/alpha/alpha.c (some_small_symbolic_operand,
4986 some_small_symbolic_operand_1, split_small_symbolic_operand,
4987 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
4988 Handle small SYMBOL_REFs anywhere, not just inside memories.
4989 * config/alpha/alpha-protos.h: Update.
4990 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4991 * config/alpha/alpha.md (small symbolic operand splitter): Update.
4993 2002-02-17 Roland McGrath <roland@frob.com>
4995 * config.gcc (powerpc-*-gnu-gnualtivec*,
4996 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
4997 * config/rs6000/gnu.h: New file.
4998 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
4999 Grok "gnu" in rs6000_abi_name.
5000 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
5001 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
5002 Grok -mcall-gnu analogous to -mcall-linux et al.
5003 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
5004 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
5005 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
5007 2002-02-17 Jakub Jelinek <jakub@redhat.com>
5010 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
5013 2002-02-17 Philipp Thomas <pthomas@suse.de>
5015 * config/cris/cris.h: Undefine STARTFILE_SPEC and
5016 ENDFILE_SPEC before (re)defining them.
5018 2002-02-17 Kazu Hirata <kazu@hxi.com>
5020 * config/h8300/h8300.c: Fix formatting.
5021 * config/h8300/h8300.h: Likewise.
5023 2002-02-17 Philipp Thomas <pthomas@suse.de>
5025 * doc/tm.texi: Explain why empty strings should not be
5026 marked for translation.
5028 2002-02-17 Philipp Thomas <pthomas@suse.de>
5030 * final.c (output_operand_lossage): Changed to accept
5031 printf style arguments. Change calls where necessary.
5032 * output.h (output_operand_lossage): Change declaration
5033 accordingly. Update copyright.
5034 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
5035 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
5036 Update copyright date where necessary.
5038 * config/i386/i386.c (print_operand): Likewise. Remove use of
5041 * config/cris/cris.c (cris_operand_lossage): Likewise.
5042 Rename parameter so that exgettext recognizes it as
5043 translatable message.
5044 (LOSE_AND_RETURN): Rename parameter to msgid.
5046 2002-02-17 Kazu Hirata <kazu@hxi.com>
5048 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
5049 hard coded register number with an appropriate macro.
5050 (HARD_REGNO_MODE_OK): Likewise.
5051 (ARG_POINTER_REGNUM): Likewise.
5052 (STATIC_CHAIN_REGNUM): Likewise.
5053 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5054 * config/h8300/h8300.md (define_constants): Define more
5057 2002-02-17 Philipp Thomas <pthomas@suse.de>
5059 * config/i386/i386.h: Don't mark empty strings for translation.
5061 2002-02-16 H.J. Lu <hjl@gnu.org>
5063 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
5065 2002-02-16 Zack Weinberg <zack@codesourcery.com>
5067 * cppinit.c (merge_include_chains): Check for brack being
5068 NULL before attempting to merge it with qtail.
5070 2002-02-16 Andrew Cagney <ac131313@redhat.com>
5072 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
5075 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5077 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
5079 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5081 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
5082 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
5083 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
5085 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5087 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
5088 now only if !TARGET_FIX.
5089 (*movsi_nt_vms_fix): New pattern.
5091 2002-02-16 Douglas B Rupp <rupp@gnat.com>
5093 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
5094 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
5095 (alpha_sa_mask, alpha_sa_size): Reflect above change.
5096 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
5097 (alpha_start_function, alpha_expand_epilogue): Likewise.
5098 (unicosmk_gen_dsib): Likewise.
5100 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5102 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
5104 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
5106 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
5107 check_and_change_labels, s390_final_chunkify): Delete.
5108 (s390_split_branches, s390_chunkify_pool): New functions.
5109 (s390_function_prologue): Call them.
5111 * config/s390/s390.h (S390_REL_MAX): Delete.
5112 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
5114 * config/s390/s390.md (cjump, icjump, jump): Fix length
5115 attribute calculation.
5118 2002-02-15 David Edelsohn <edelsohn@gnu.org>
5120 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
5121 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
5123 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
5125 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
5126 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
5127 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
5129 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
5131 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
5133 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
5135 * reload.c (find_dummy_reload): Check that an output register
5136 is valid for its mode.
5138 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
5140 * combine.c (known_cond): After replacing the REG of a SUBREG, try
5143 * function.c (assign_parms): Demote promoted argument passed by
5144 transparent reference.
5146 2001-02-14 Joel Sherrill <joel@OARcorp.com>
5148 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
5149 -Acpu() and -Amachine() to eliminate warnings.
5151 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5153 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
5155 2002-02-14 Kazu Hirata <kazu@hxi.com>
5157 * config/h8300/h8300-protos.h: Update the prototype for
5159 * config/h8300/h8300.c (const_costs): Treat SET as a little
5160 more expensive operation.
5161 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
5162 reference to const_costs.
5164 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
5166 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
5168 2002-02-14 Jakub Jelinek <jakub@redhat.com>
5171 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
5172 use arguments from newtype.
5174 2002-02-13 Eric Christopher <echristo@redhat.com>
5176 * config/mips/mips.c (override_options): Add check for march/mipsX
5177 on the same command line. Fix error message in cpu processing.
5178 Remove architecture and ISA checks.
5180 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
5182 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
5184 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
5186 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
5188 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
5190 ("*movv8hi_internal1"): Same.
5191 ("*movv16qi_internal1"): Same.
5192 ("*movv4sf_internal1"): Same.
5194 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
5195 not push_reload for altivec modes.
5197 2002-02-13 Joel Sherrill <joel@OARcorp.com>
5199 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
5200 all RTEMS targets including removal of #includes from config/*/rtems*.h
5201 file and adding them to tm_file setting. Added xm_defines=POSIX to
5203 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
5204 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
5205 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
5206 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
5207 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
5208 config/m68k/rtemself.h: Ditto.
5209 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
5210 config/mips/rtems64.h: Ditto.
5211 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
5212 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
5214 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
5215 config/sparc/rtemself.h: Ditto.
5216 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
5217 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
5218 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
5220 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
5221 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
5222 target made more similar to i386-elf.
5223 * config/i386/t-rtems-i386: Added soft float support and multilibs.
5224 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
5225 be similar to config/m68k/t-m68kelf.
5226 * gthr-rtems.h: Encapsulate with extern "C" for C++.
5228 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
5230 * regmove.c (kill_value): Handle subregs.
5232 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
5234 * i386.md (mul patterns): Allow memory operand to be first;
5235 add expanders where needed; fix constraints.
5236 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
5237 Allow memory operand to be the first.
5239 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
5242 2002-02-13 Jakub Jelinek <jakub@redhat.com>
5245 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
5248 2002-02-13 Jakub Jelinek <jakub@redhat.com>
5250 PR optimization/5547:
5251 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
5252 all valid IA-32 address modes involving non-scaled %ebx and
5253 GOT/GOTOFF as displacement.
5255 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
5257 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
5258 after emitting ltorg insns.
5260 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
5261 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
5262 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
5263 *abssf2): Fix "op_type" attribute.
5265 2002-02-13 Douglas B Rupp <rupp@gnat.com>
5267 * mkconfig.sh: Avoid using a subshell redirect.
5268 ($output.T): Change to $(output)T.
5269 (ENABLE_NLS): Remove unneeded undef.
5271 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
5272 * config/alpha/x-vms (libsubdir): Define.
5274 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
5275 register frame procedures. Optimize retrieving context.
5277 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
5278 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
5279 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
5281 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5283 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
5284 Make same change as for find_base_value.
5286 2002-02-13 Kazu Hirata <kazu@hxi.com>
5288 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
5289 of QImode and SImode.
5291 2002-02-13 Kazu Hirata <kazu@hxi.com>
5293 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
5294 length computation of movsi.
5295 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
5297 2002-02-13 Kazu Hirata <kazu@hxi.com>
5299 * config/h8300/h8300.md (subqi3): Tighten the predicate for
5300 operands[2] to register_operand.
5302 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
5304 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
5306 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
5308 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
5309 for altivec_lvx* and altivec_stvx*.
5310 ("*movv4si_internal"): Add constraint for loading from GPRs.
5311 ("*movv8hi_internal1"): Same.
5312 ("*movv16qi_internal1"): Same.
5313 ("*movv4sf_internal1"): Same.
5315 * config/rs6000/rs6000.c (altivec_register_operand): New.
5317 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
5318 altivec_register_operand.
5320 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
5322 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
5325 2002-02-13 Stan Shebs <shebs@apple.com>
5327 * c-typeck.c (digest_init): Handle vectors.
5328 (really_start_incremental_init): Same.
5329 (pop_init_level): Same.
5330 (process_init_element): Same.
5332 * varasm.c (output_constant): Same.
5334 * expr.c (clear_storage): Same.
5335 (store_constructor): Same.
5337 2002-02-12 Eric Christopher <echristo@redhat.com>
5339 * explow.c (hard_function_value): Add comment explaining
5340 signed/unsigned comparison.
5342 2002-02-12 Jakub Jelinek <jakub@redhat.com>
5344 * jump.c (never_reached_warning): Add finish argument.
5345 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
5346 real insn after end.
5347 * rtl.h (never_reached_warning): Adjust prototype.
5348 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
5349 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
5350 never_reached_warning.
5352 2002-02-12 Graham Stott <grahams@redhat.com>
5354 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
5356 2002-02-12 Kazu Hirata <kazu@hxi.com>
5358 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
5359 logical shifts on H8/300.
5360 (shift_alg_si): Improve several shifts on H8/300.
5361 (get_shift_alg): Likewise.
5363 2002-02-12 Graham Stott <grahams@redhat.com>
5365 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
5367 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5369 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
5370 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
5372 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
5374 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
5375 non-CONST_INT through default_assemble_integer.
5376 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
5377 <case 8>: Abort for CONST_DOUBLE.
5379 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5381 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
5383 * config/pa/pa-linux.h (LIB_SPEC): Delete.
5384 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
5386 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
5388 * config/stormy16/stormy16.md (zero_extendqihi2): New.
5390 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
5392 * regrename.c (regrename_optimize): Don't accept a
5393 part-clobbered register if the replaced register is not part
5396 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
5397 take padding into account when computing the argument value.
5399 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
5401 * combine.c (try_combine): Apply substitutions in
5402 CALL_INSN_FUNCTION_USAGE too.
5404 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
5406 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
5407 __builtin_altivec_abs*.
5410 * config/rs6000/rs6000.h (rs6000_builtins): Add
5411 ALTIVEC_BUILTIN_ABS*.
5413 * config/rs6000/altivec.h: Use const char for builtins expecting
5415 (vec_abs): New versions for C and C++.
5418 2002-02-10 Kazu Hirata <kazu@hxi.com>
5420 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
5423 2002-02-10 Kazu Hirata <kazu@hxi.com>
5425 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
5426 constant definition from h8300.md.
5427 (FRAME_POINTER_REGNUM): Likewise.
5428 * config/h8300/h8300.md (define_constants): Add FP_REG.
5430 2002-02-10 Kazu Hirata <kazu@hxi.com>
5432 * config/h8300/h8300.c (print_operand): Remove redundant code.
5434 2002-02-10 Kazu Hirata <kazu@hxi.com>
5436 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
5437 * config/h8300/h8300.c (byte_reg): Make it static.
5439 2002-02-10 Richard Henderson <rth@redhat.com>
5442 * c-typeck.c (incomplete_type_error): Handle flexible array members.
5444 2002-02-10 Richard Henderson <rth@redhat.com>
5447 * tree.c (append_random_chars): Don't abort if main_input_filename
5450 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
5452 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
5454 2002-02-10 Kazu Hirata <kazu@hxi.com>
5456 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
5457 (pushhi1): Likewise.
5459 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
5461 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
5462 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
5464 2002-02-09 David O'Brien <obrien@FreeBSD.org>
5466 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
5468 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
5470 2002-02-09 Kazu Hirata <kazu@hxi.com>
5472 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
5473 a half of an SImode register on H8/300.
5475 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
5477 * i386.md (movdi_2): Add missing '!'.
5479 2002-02-09 Kazu Hirata <kazu@hxi.com>
5481 * config/h8300/h8300.h: Fix formatting. Remove commented-out
5484 2002-02-09 Kazu Hirata <kazu@hxi.com>
5486 * config/h8300/h8300.md (length): Correct the distance valid
5487 for the short branch.
5489 2002-02-09 Kazu Hirata <kazu@hxi.com>
5491 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
5493 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
5495 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
5496 registers in SImode.
5497 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
5500 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
5503 Contribute sh64-elf.
5504 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
5505 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
5506 (sh_cannot_modify_jumps_p): New function.
5507 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
5508 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
5509 (sh_ms_bitfield_layout_p): New function.
5510 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
5511 Zack Weinberg <zack@codesourcery.com>
5512 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
5513 expand_simple_binop instead of expand_binop.
5514 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
5515 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
5516 use of .quad and .uaquad.
5517 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
5518 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
5519 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5520 * config/sh/sh.md (movdi_const, movdi_const_32bit,
5521 movdi_const_16bit): Make sure all CONSTs have modes.
5522 (sym2PIC): Ditto, but by adjusting all callers.
5523 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
5524 if the prologue calls the SHmedia argument decoder or register
5526 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5527 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
5528 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
5529 (sh_expand_epilogue): Don't emit USE of return target register.
5530 (prepare_move_operands): Legitimize DImode PIC addresses.
5531 (sh_media_register_for_return): Skip tr0, used to initialize the
5533 (sh_expand_prologue): Remove explicit USE of return register.
5534 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
5535 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
5536 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
5537 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
5538 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
5540 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
5541 (MOVI_SHORI_BASE_OPERAND_P): New.
5542 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
5543 (EXTRA_CONSTRAINT_T): Define in terms of them.
5544 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
5545 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
5546 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
5547 alternatives supporting TARGET_REGS.
5548 (UNSPEC_GOTPLT): New constant.
5549 (movdi split): Move incrementing of LABEL_NUSES...
5550 (movdi_const, movdi_const_32bit): Here. Use
5551 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
5552 (movdi_const_16bit): New.
5553 (call, call_value) [flag_pic]: Use GOTPLT.
5554 (call_pop, call_value_pop): New expands.
5555 (call_pop_compact, call_pop_rettramp): New insns.
5556 (call_value_pop_compact, call_value_pop_rettramp): New insns.
5557 (sibcall) [flag_pic]: Use GOT.
5558 (builtint_setjmp_receiver): Remove bogus, unused expand.
5559 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
5560 (*pt, *ptb, ptrel): New insns.
5561 (sym2GOT): Handle DImode GOT.
5562 (sym2GOTPLT, symGOTPLT2reg): New expands.
5563 (sym2PIC): New expand.
5564 (shcompact_return_tramp): Use GOTPLT to return trampoline.
5565 (shcompact_return_tramp_i): Use return register explicitly.
5566 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
5567 disable flag_reorder_blocks.
5568 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
5569 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
5570 clobbers, for clarity.
5571 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
5572 restoring of r0 in macl as MAYBE_DEAD.
5573 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
5574 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
5575 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
5576 alter_subreg all over.
5577 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
5578 reload, instead of emitting instructions that would require
5580 (casesi_load_media): Add missing modes.
5581 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
5582 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
5583 as used if the argument decoder is called.
5584 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5585 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
5586 Pmode, then extend it to DImode if necessary.
5587 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
5588 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
5589 constants in FPU-enabled SHmedia, let them be loaded from memory.
5590 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5591 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
5592 Adjust whitespace in assembly output templates.
5593 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
5594 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
5595 mode of if_then_else.
5596 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
5597 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
5599 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
5600 Joern Rennecke <amylaar@redhat.com>
5601 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
5602 (SUBTARGET_CPP_PTR_SPEC): New.
5603 (SUBTARGET_CPP_SPEC): Remove.
5604 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
5605 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
5606 Fix typo in previous checkin.
5607 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
5608 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
5609 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
5610 Alexandre Oliva <aoliva@redhat.com>
5611 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
5612 what single FP register can hold for SHmedia target.
5613 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
5614 Alexandre Oliva <aoliva@redhat.com>
5615 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
5616 Do not split into SUBREG.
5617 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
5618 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
5619 and added new functions as specified in SH5 ABI r9.
5620 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
5621 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
5623 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
5624 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
5625 gen_consttable_4 and gen_consttable_8. Emit multiple labels
5626 and consttable_window_ends.
5627 2001-06-03 Graham Stott <grahams@redhat,com>
5628 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
5629 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
5630 * config/sh/sh.c (print_operand): Handle floating-point pair,
5631 vector and matrix registers.
5632 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
5633 vector modes into account.
5634 * config/sh/sh.md (movv2sf): Split move between registers into
5636 (movv4sf, movv16sf): Introduce insns that get split only after
5638 * config/sh/shmedia.h: Fix Copyright dates.
5639 * config/sh/ushmedia.h: Likewise. Move loop counter
5640 declarations into conditionals that uses them.
5641 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
5643 * config/sh/sshmedia.h: Fix Copyright dates.
5644 (sh_media_PUTCFG): Fix constraints.
5645 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
5646 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
5647 ptrmemfunc_vbit_in_delta for SH5.
5648 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
5649 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
5650 * invoke.texi: Likewise.
5651 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
5652 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
5653 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
5654 GCC_pop_shmedia_regs_nofpu): New global symbols.
5655 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
5656 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
5657 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
5658 compact function with nonlocal labels.
5659 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
5660 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
5661 (initial_elimination_offset): Account for their stack space.
5662 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
5663 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
5664 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
5665 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
5666 least one of the operands to be a register.
5667 (movv2sf): Likewise. Renamed to movv2sf_i.
5668 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
5669 prepare_move_operands() before emitting SHmedia insns.
5670 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
5671 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
5672 Don't save nor initialize r12. Don't mis-align the stack.
5673 Pad the code with a nop.
5674 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
5676 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
5677 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
5678 [__SHMEDIA__]: Implement.
5679 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
5680 * config/sh/sh.md: Set latency of `pt' closer to reality.
5681 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
5682 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
5683 Set move, load and store type attributes.
5684 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
5685 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
5687 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
5688 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
5689 * config/sh/sh.c (sh_media_register_for_return): New function.
5690 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
5691 branch-target register.
5692 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
5693 * config/sh/sh.md (return_media_i): Use any call-clobbered
5694 branch-target register.
5695 (return_media): If r18 wasn't copied in the prologue, copy it
5697 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
5698 Clear class FP0_REGS.
5699 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
5701 2001-03-08 DJ Delorie <dj@redhat.com>
5702 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
5703 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
5704 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
5705 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
5706 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
5707 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
5708 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
5709 return value correctly for call_cookie.
5710 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
5711 * config/sh/crt1.asm (start): Modified so as to call
5712 ___setup_argv_and_call_main.
5713 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
5714 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
5716 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
5717 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
5718 (STRIP_NAME_ENCODING): Use it.
5719 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
5720 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
5721 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
5722 prepare_scc_operands().
5723 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
5724 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
5725 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
5726 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
5727 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5728 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
5729 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
5730 used in shcompact_incoming_args.
5731 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
5733 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
5735 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
5737 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
5738 Simplify. Adjust. Add sanity check.
5739 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
5741 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
5743 (udivsi3, divsi3): Use them.
5744 (force_mode_for_call): New insn.
5745 (call, call_value, sibcall_value): Emit it before SHcompact
5747 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5748 * config/sh/sh.md (call, call_value, sibcall): Make sure the
5749 call cookie is non-NULL before taking its value.
5750 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
5751 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
5752 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5753 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
5755 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
5756 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
5757 temporary for stack adjusts. Use MACL and MACH to pass
5758 arguments to shcompact_incoming_args.
5759 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
5761 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
5762 (nested_trampoline): Load static chain address into r1.
5763 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
5764 2001-01-07 Alexandre Oliva <aoliva@redhat.com
5765 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
5766 fp_arith_reg_operand().
5767 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
5768 * config/sh/sh.md (casesi): Sign-extend the first two operands,
5769 and use signed compares for them.
5770 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
5771 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
5772 ones properly aligned.
5773 (find_barrier): Account for extra alignment needed for 8-byte wide
5775 (machine_dependent_reorg): Require a label for the second 4-byte
5776 constant after an 8-byte one.
5777 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
5779 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5780 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
5781 last_float when switching float modes.
5782 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
5783 auto-increment for general-purpose registers.
5784 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
5786 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
5788 * config/sh/sh.c (sh_builtin_saveregs): Support using all
5789 registers for varargs.
5790 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
5791 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
5792 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
5793 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
5794 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
5795 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
5796 call_cookie accordingly.
5797 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
5798 (SHCOMPACT_BYREF): Likewise.
5799 (SHCOMPACT_FORCE_ON_STACK): New macro.
5800 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
5801 (sh_builtin_saveregs): Likewise.
5802 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
5803 shcompact_incoming_args): Use new shift values. Support
5804 sequences of consecutive and non-consecutive pushes/pops.
5805 * config/sh/sh.md (return): Don't explicitly use PR_REG.
5806 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
5807 * config/sh/sh.h (TEXT_SECTION): Define.
5808 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
5809 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5810 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
5811 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
5812 return values on FPU-enabled SHmedia.
5813 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
5814 FPU-enabled SHmedia.
5815 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
5816 value is returned in a non-FP reg and is not returned by
5818 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
5820 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
5821 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
5822 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
5823 quad-aligned to be passed by callee-copy reference.
5824 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5825 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
5826 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
5827 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
5828 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
5829 copying low-numbered FP regs to r7 and r8.
5830 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
5831 FP regs to general-purpose regs only if the copy was passed on the
5833 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
5834 copying FP reg to r9.
5835 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
5836 copy FP regs to general-purpose regs only in outgoing calls.
5837 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
5838 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
5840 * config/sh/sh.h (struct sh_args): Document all fields.
5841 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
5842 passed partially on the stack should not consider making
5844 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
5845 stack_regs only for incoming calls. When passing FP args,
5846 make sure there are FP regs available before modifying
5848 (SHCOMPACT_BYREF): Pass double args in general-purpose
5849 registers by reference.
5850 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
5851 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
5852 attempt to generate sibcalls if the caller got any arguments
5854 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
5855 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
5856 to 8-byte boundaries.
5857 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
5858 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
5859 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
5860 stored in the stack.
5861 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
5862 for the offsets to have the ISA bit set.
5863 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
5864 invocation. Use beq instead of bgt to mark end of sequence of
5866 (shcompact_incoming_args): Fix store of r2. Use beq instead of
5867 bgt to mark end of sequence of stores.
5868 * config/sh/sh.c (arith_operand): Don't check whether
5869 CONST_OK_FOR_J for now.
5870 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
5871 instead of long for conversion.
5872 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
5873 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
5874 before passing it to fprintf.
5875 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
5876 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
5877 Call set_fpscr before reading/writing SR.
5878 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
5880 * config/sh/lib1funcs.asm: Add `.align 2' directives before
5882 (FMOVD_WORKS): Define on SH5 with FPU.
5883 (set_fpscr): Define on SH5. Remove separate _fpscr_values
5885 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
5887 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
5888 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
5890 (ia_main_table): Ditto.
5891 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
5892 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
5893 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
5894 the definitions from sh.h.
5895 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
5897 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
5898 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
5899 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
5900 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
5901 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
5902 Increment LABEL_NUSES.
5904 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
5906 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
5908 * config/sh/elf.h (SIZE_TYPE): Likewise.
5909 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
5910 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
5911 shcompact_incoming_args): Load switch table addresses using
5913 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
5914 (NO_BUILTIN_SIZE_TYPE): Define.
5915 (SIZE_TYPE): Don't define.
5916 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
5917 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
5918 definition of __SH5__=32 for -m5-compact-nofpu.
5919 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
5921 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
5922 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
5923 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
5924 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
5925 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
5926 (INSN_LENGTH_ALIGNMENT): Likewise.
5927 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
5928 * config/sh/sh.md (call, call_value, sibcall): Simplify
5929 copying of non-branch-target register.
5930 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
5931 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
5932 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
5933 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
5934 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
5935 floating-point values as structs.
5936 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
5937 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
5938 general-purpose register.
5939 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
5940 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
5941 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
5942 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
5943 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
5944 (ENCODE_SECTION_INFO): Enclose variables and constants in
5946 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
5947 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
5948 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
5949 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
5950 only for LABEL_REFs. For SYMBOL_REFs, prepend
5951 SH_DATALABEL_ENCODING to the symbol name.
5952 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
5954 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
5955 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
5957 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
5958 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
5959 (DATALABEL_REF_P): Don't require CONST.
5960 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
5962 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
5963 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
5965 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
5966 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
5967 Use shallow_copy_rtx and PUT_MODE to change the mode of
5968 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
5969 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
5970 on SHmedia using GENERAL_REGs.
5971 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
5972 bltu_media_i): Fix reversion of conditions.
5973 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
5974 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
5975 * config/sh/sh.c (output_far_jump): Save r13 in macl.
5976 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
5977 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
5978 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
5979 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
5980 (GCC_nested_trampoline): Likewise.
5981 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
5982 * config/sh/sh.c (gen_datalabel_ref): Define.
5983 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
5984 (INITIALIZE_TRAMPOLINE): Likewise.
5985 (TRAMPOLINE_ADJUST_ADDRESS): Define.
5986 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
5987 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
5988 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
5989 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
5990 (ic_invalidate): Adjust for SH5.
5991 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
5992 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
5994 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
5995 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
5996 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
5997 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
5998 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
5999 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
6000 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
6001 * config/sh/sh.c (target_reg_operand): Match only target-branch
6002 registers and pseudos that aren't virtual registers.
6003 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
6004 Copy operands that don't match target_reg_operand to pseudos.
6005 (call_media, call_value_media, sibcall_media): Use
6006 target_reg_operand instead of target_operand.
6007 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
6008 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
6009 * config/sh/sh.c (target_reg_operand): Match hardware registers
6010 other than branch-target registers.
6011 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
6012 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
6013 (fpscr_values) [SH5 == 32]: Define.
6014 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
6015 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
6016 Handle function addresses coming in SUBREGs.
6017 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
6018 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
6019 shcompact_return_trampoline): Use datalabel where appropriate.
6020 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
6021 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
6022 general-purpose register to copy one branch-target register to
6024 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
6025 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
6026 SYMBOL_REFs with VOIDmode.
6027 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
6028 bltu_media_i): New insns.
6029 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
6030 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
6031 (INIT_CUMULATIVE_ARGS): Likewise.
6032 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
6033 * machmode.def (V16SFmode): New mode.
6034 * c-common.c (type_for_mode): Support V2SF and V16SF.
6035 * tree.c (build_common_tree_nodes_2): Likewise.
6036 * tree.h (tree_index): Likewise.
6037 * calls.c (emit_call_1): Take args_so_far. Adjust all
6038 callers. Introduce CALL_POPS_ARGS.
6039 * tm.texi (CALL_POPS_ARGS): Document.
6040 * config/sh/crt1.asm: Implement in SHmedia mode.
6041 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
6042 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
6043 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
6044 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
6045 Implement divsi and udivsi in SHmedia mode. Introduce
6046 SHcompact trampolines.
6047 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
6049 (regno_reg_class): Rewrite.
6050 (fp_reg_names): Remove.
6051 (sh_register_names, sh_additional_register_names): New.
6052 (print_operand): Added `u'. Support SUBREGs in addresses.
6053 Add parentheses around shifted CONSTs.
6054 (output_file_start): Output .mode and .abi directives.
6055 (shiftcosts, addsubcosts, multcosts): Adjust.
6056 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
6057 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
6058 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
6059 bytes, not registers. Take into account the need for the
6060 SHcompact incoming args trampoline. Adjust all callers.
6061 (sh_expand_prologue): Take stack_regs into account. Call
6062 incoming args trampoline. Keep stack aligned as per SH5 ABI.
6063 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
6064 stack aligned as per SH5 ABI.
6065 (sh_builtin_saveregs): Support SH5 ABI.
6066 (sh_build_va_list, sh_va_start): Likewise.
6067 (initial_elimination_offset): Take alignment into account.
6068 Compute location of PR according to the SH5 stack frame.
6069 (arith_reg_operand): Reject branch-target registers.
6070 (shmedia_6bit_operand): New.
6071 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
6072 (target_reg_operand): Match DImode only. Accept SUBREGs.
6073 (target_operand): New.
6074 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
6075 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
6076 SIBCALL_REGS for SHmedia.
6077 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
6078 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
6079 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
6080 (TARGET_SWITCHES): New SH5 flags.
6081 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
6082 VALID_REGISTER_P to disable unsupported registers.
6083 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
6084 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
6085 (FUNCTION_ARG_PADDING): Define.
6086 (FASTEST_ALIGNMENT): Adjust.
6087 (SH_REGISTER_NAMES_INITIALIZER): New.
6088 (sh_register_names): Declare.
6089 (DEBUG_REGISTER_NAMES): Define.
6090 (REGISTER_NAMES): Define based on sh_register_names.
6091 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
6092 (sh_additional_register_names): Declare.
6093 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
6094 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
6095 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
6096 (REGISTER_NATURAL_MODE): Define.
6097 (FIRST_PSEUDO_REGISTER): Adjust.
6098 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
6099 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
6100 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
6101 (VECTOR_MODE_SUPPORTED_P): Define.
6102 (REG_CLASS_CONTENTS): Adjust.
6103 (SMALL_REGISTER_CLASSES): Adjust.
6104 (REG_ALLOC_ORDER): Adjust.
6105 (INDEX_REG_CLASS): Adjust.
6106 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
6107 (CONST_OK_FOR_LETTER_P): Adjust.
6108 (PREFERRED_RELOAD_CLASS): Adjust.
6109 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
6110 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
6111 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
6112 (FIRST_FP_PARM_REG): Adjust.
6113 (CALL_POPS_ARGS): Define.
6114 (FUNCTION_ARG_REGNO_P): Adjust.
6115 (struct sh_args): New fields.
6116 (GET_SH_ARG_CLASS): Adjust.
6117 (INIT_CUMULATIVE_ARGS): Adjust.
6118 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
6119 (FUNCTION_ARG_ADVANCE): Adjust.
6120 (FUNCTION_ARG): Adjust.
6121 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
6122 (FUNCTION_ARG_CALLEE_COPIES): Define.
6123 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
6124 (STRICT_ARGUMENT_NAMING): Define.
6125 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
6126 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
6127 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
6128 (SETUP_INCOMING_VARARGS): Adjust.
6129 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
6130 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
6131 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
6132 (SUBREG_OK_FOR_INDEX_P): Adjust.
6133 (EXTRA_CONSTRAINT_S): Update.
6134 (EXTRA_CONSTRAINT_T): New.
6135 (EXTRA_CONSTRAINT): Adjust.
6136 (GO_IF_LEGITIMATE_INDEX): Adjust.
6137 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
6138 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
6140 (MAX_MOVE_MAX): Define.
6142 (CONST_COSTS): Adjust.
6143 (REGISTER_MOVE_COST): Adjust.
6144 (BRANCH_COST): Adjust.
6145 (TEXT_SECTION_ASM_OP): Adjust.
6146 (DBX_REGISTER_NUMBER): Adjust.
6147 (ASM_OUTPUT_DOUBLE_INT): New.
6148 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
6149 (PREDICATE_CODES): Adjust.
6150 (PROMOTE_MODE): Adjust.
6151 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
6152 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
6153 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
6154 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
6155 (DR0_REG, DR2_REG, DR4_REG): Renumber.
6156 (TR0_REG, TR1_REG, TR2_REG): New.
6157 (XD0_REG): Renumber.
6158 (UNSPEC_COMPACT_ARGS): New.
6159 (type): Added pt and ptabs.
6160 (length): Default to 4 on SHmedia. Default pt length to 12
6161 and 20 on SHmedia32 and SHmedia64, respectively.
6162 (pt): New function unit.
6163 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
6164 Add whitespace between operands of SHmedia instructions.
6166 (adddi3_media, addsi3_media): Adjust constraints.
6167 (subsi3) [SHmedia]: Force operand 1 into a register.
6168 (udivsi3_i1_media, udivsi3_i4_media): New.
6169 (udivsi3): Support SHmedia.
6170 (divsi3_i1_media, divsi3_i4_media): New.
6171 (divsi3): Support SHmedia.
6172 (anddi3, iordi3, xordi3): Adjust constraints.
6173 (zero_extendhidi2, zero_extendqidi2): New.
6174 (extendsidi2, extendhidi2, extendqidi2): New.
6175 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
6176 (pop_e, pop_fpul, pop_4): Likewise.
6177 (movsi_media): Support FP and BT registers.
6178 (movsi_media_nofpu): New. Adjust splits to DImode.
6179 (lduw, ldub): Renamed to zero_extend* above.
6180 (movqi_media): Fix typo.
6181 (movdi_media): Support FP and BT registers.
6182 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
6183 (movdi_const_32bit): New.
6184 (shori_media): Require immediate operand. Use `u' for output.
6185 (movdf_media, movsf_media): Simplified.
6186 (movdf_media_nofpu, movsf_media_nofpu): New.
6187 (movdf, movsf): Adjust
6188 (movv2sf, movv2sf, movv16sf): New.
6189 (beq_media, beq_media_i): Adjust constraints. Don't use
6190 scratch BT register.
6191 (bne_media, bne_media_i): Likewise.
6192 (bgt_media, bgt_media_i): Likewise.
6193 (bge_media, bge_media_i): Likewise.
6194 (bgtu_media, bgtu_media_i): Likewise.
6195 (bgeu_media, bgeu_media_i): Likewise.
6196 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
6197 bunordered): Emit jump insn. Force operands to registers when
6199 (jump_media, jump): Simplify.
6200 (call_compact, call_compact_rettramp): New.
6201 (call_value_compact, call_value_compact_rettramp): New.
6202 (call_media, call_value_media): Simplify.
6203 (sibcall_compact, sibcall_media): New.
6204 (call, call_value): Adjust for SHmedia and SHcompact.
6205 (sibcall, sibcall_value, untyped_call): Likewise.
6206 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
6207 (indirect_jump): Adjust for SHmedia.
6208 (casesi_jump_media): New.
6209 (nop): Re-enable for SHmedia.
6210 (call_site): Restrict to SH1.
6211 (casesi): Adjust for SHmedia.
6212 (casesi_shift_media, casesi_load_media): New.
6213 (return): Explicitly use PR register. Call return trampoline
6215 (return_i): Explicitly use PR register.
6216 (shcompact_return_tramp, shcompact_return_tramp_i): New.
6217 (return_media): Adjust.
6218 (shcompact_incoming_args): New.
6220 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
6221 (movstrsi): Disable on SH5.
6222 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
6223 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
6224 (subsf3, subsf3_media): Likewise.
6225 (mulsf3, mulsf3_media, mac_media): Likewise.
6226 (divsf3, divsf3_media): Likewise.
6227 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
6228 (floatsisf2, fux_truncsfsi2): Likewise.
6229 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
6231 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
6232 (cmpunsf_media, cmpsf): Likewise.
6233 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
6234 (abssf2, abssf2_media): Likewise.
6235 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
6236 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
6237 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
6238 (floatsidf2, fix_truncdfsi2): Likewise.
6239 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
6241 (cmpeqdf_media, cmpgtdf_media): Likewise.
6242 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
6243 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
6244 (absdf2, absdf2_media): Likewise.
6245 (extendsfdf2, extendsfdf2_media): Likewise.
6246 (truncsfdf2, truncsfdf2_media): Likewise.
6247 * config/sh/sh64.h: New file.
6248 * config/sh/t-sh64: New file.
6249 * config/sh/shmedia.h: New file.
6250 * config/sh/ushmedia.h: New file.
6251 * config/sh/sshmedia.h: New file.
6252 * configure.in: Added sh64-*-elf.
6253 * configure: Rebuilt.
6254 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
6255 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
6256 (reg_class_from_letter): Use `b' for TARGET_REGS.
6257 (print_operand): Support `%M', `%m', `AND' and
6258 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
6259 (andcosts): Adjust for SHmedia.
6260 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
6262 (target_reg_operand): New function.
6263 * config/sh/sh-protos.h (target_reg_operand): Declare.
6264 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
6265 FP registers on SH5.
6266 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
6268 (TARGET_REGISTER_P): New macro.
6269 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
6270 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
6271 (EXTRA_CONSTRAINT_S): New macro.
6272 (EXTRA_CONSTRAINT): Adjust.
6273 (FLOAT_TYPE_SIZE): Define to 32.
6274 (Pmode): DImode on SHmedia.
6275 (CONST_COSTS): Adjust for SHmedia literals.
6276 (PREDICATE_CODES): Added target_reg_operand.
6277 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
6278 * config/sh/sh.md: Remove all attrs from SHmedia insns.
6279 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
6280 (cmpdi): Accept SHmedia.
6281 (movdicc_false, movdicc_true): New insns.
6282 (movdicc): New expand.
6283 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
6285 (addsi3_media): Match `S' constraint.
6286 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
6287 (negdi2): Expand for SHmedia.
6288 (one_cmpldi2): New expand.
6289 (zero_extendsidi2): Change from expand to insn.
6290 (extendsidi2): Add constraints.
6291 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
6292 LD/ST address. Fix SI immediate loading split.
6293 (movhi_media, movqi_media, lduw, ldub): New insns.
6294 (movhi, movqi): Accept SHmedia.
6295 (shori_media, movdi_media): Relax input constraints. Split
6297 (movdf_media, movsf_media): New insn. New split to movdi.
6298 (movdf, movsf): Match on SHmedia.
6299 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
6300 bgeu_media): New insns and splits. New insns with `_i' suffix.
6301 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
6302 (bunordered): New expand.
6303 (jump_compact): Renamed from `jump'.
6304 (jump_media): New insn.
6306 (call_media, call_value_media): New insns.
6307 (call, call_value): Adjust.
6308 (indirect_jump_compact): Renamed from `indirect_jump'.
6309 (indirect_jump_media): New insn.
6310 (indirect_jump): New expand.
6311 (untyped_call, return): Accept SHmedia.
6312 (return_media): New insn.
6313 (prologue, epilogue, blockage): Accept SHmedia.
6314 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
6315 (sunordered): New expand.
6316 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
6317 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
6318 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
6319 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
6320 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
6321 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
6322 abssf2_media): New insns.
6323 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
6324 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
6325 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
6326 floatdidf2, floatsidf2_media, fix_truncdfdi2,
6327 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
6328 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
6329 absdf2_media): New insns.
6330 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
6331 (extendsfdf2_media, truncdfsf2_media): New insns.
6332 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
6333 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
6334 * config/sh/sh.h (CONST_OK_FOR_J): Document.
6335 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
6336 * config/sh/sh.md (adddi3): New expand.
6337 (adddi3_media, adddi3z_media): New insns.
6338 (adddi3_compact): Renamed from adddi3.
6339 (addsi3_media): Use add.l r63 to add constant zero.
6340 (subdi3): New expand.
6341 (subdi3_media): New insn.
6342 (subdi3_compact): Renamed from subdi3.
6343 (mulsidi3): New expand.
6344 (mulsidi3_media): New insn.
6345 (mulsidi3_compact): Renamed from mulsidi3.
6346 (umulsidi3): New expand.
6347 (umulsidi3_media): New insn.
6348 (umulsidi3_compact): Renamed from umulsidi3.
6349 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
6350 (ashlsi3, ashrsi3, lshrsi3): Use them.
6351 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
6352 (ashldi3, ashrdi3, lshrdi3): Use them.
6353 (zero_extendsidi2): New expand.
6354 (extendsidi2): New insn.
6355 (movsi_media): New insn. Split to movdi to load constants.
6356 (movsi): Enable for shmedia.
6357 (movdi_media): New insn. Use shori_media to load wide constants.
6358 (short_media): New insn.
6359 (movdi): Enable for shmedia.
6360 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
6361 * config/sh/sh.h (CPP_SPEC): Added `m5'.
6362 (SUBTARGET_CPP_SPEC): Added `!m5'.
6363 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
6364 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
6365 to all other SH variants.
6366 (TARGET_DEFAULT): Set to SH1_BIT.
6367 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
6368 (BITS_PER_WORD): Raise to 64 on shmedia.
6369 (MAX_BITS_PER_WORD): Change to 64.
6370 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
6371 (INT_TYPE_SIZE): Keep as 32.
6372 (UNITS_PER_WORD): Raise to 8 on shmedia.
6373 (MIN_UNITS_PER_WORD): Keep as 4.
6374 (POINTER_SIZE): Raise to 64 on shmedia.
6375 (CONST_OK_FOR_J): New macro.
6376 (CONST_OK_FOR_LETTER_P): Use it.
6377 (processor_type): Add PROCESSOR_SH5.
6378 * config/sh/sh.md: Conditionalize all expands, insns and
6379 splits to TARGET_SH1.
6381 (addsi3_compact): Renamed from...
6382 (addsi3): Now an expand.
6383 (addsi3_media, subsi3_media): New insns.
6384 (subsi3): Don't negate constants with SHmedia.
6386 * hooks.c: New file.
6387 * hooks.h: New file.
6388 * Makefile.in (HOOKS_H): New.
6389 (TARGET_DEF_H): Added $(HOOKS_H).
6390 (OBJS): Added hooks.o.
6391 (cfgcleanup.o, bb-reorder.o): Added target.h.
6392 (hooks.o): Added dependencies.
6393 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
6394 (TARGET_INITIALIZER): this.
6395 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
6396 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
6397 * bb-reorder.c: Include target.h.
6398 (reorder_basic_blocks): Skip if cannot modify jumps.
6399 * cfgcleanup.c: Include target.h.
6400 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
6402 2002-02-08 Chris Demetriou <cgd@broadcom.com>
6404 * config/mips/mips.md (casesi_internal, casesi_internal_di):
6405 Protect jump delay slot instructions with .set noreorder and
6408 2002-02-08 Chris Demetriou <cgd@broadcom.com>
6410 * config/mips/mips.md (casesi_internal_di): Calculate
6411 the index into the target offset table correctly.
6413 2002-02-08 Richard Henderson <rth@redhat.com>
6415 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
6416 * final.c (output_addr_const): Accept and discard SUBREG.
6417 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
6418 mark them unknown instead.
6419 (simplify_subtraction): Handle RTX_UNKNOWN.
6420 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
6422 2002-02-08 David Edelsohn <edelsohn@gnu.org>
6424 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
6426 2002-02-08 Richard Henderson <rth@redhat.com>
6428 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
6430 2002-02-08 Andreas Jaeger <aj@suse.de>
6432 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
6433 * config/i386/t-linux64: New file.
6435 2002-02-08 Jakub Jelinek <jakub@redhat.com>
6437 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
6438 * c-parse.in (compstmt): Clear last_expr_type.
6440 2002-02-07 Richard Henderson <rth@redhat.com>
6442 * loop.c (strength_reduce): Sink final_value when not
6445 2002-02-07 David O'Brien <obrien@FreeBSD.org>
6447 * config/sparc/freebsd.h: Fix mismatched spec {.
6449 2002-02-07 Richard Henderson <rth@redhat.com>
6451 * cfgrtl.c: Include recog.h and insn-config.h.
6452 (keep_with_call_p): Fix general_operand invocation.
6453 * Makefile.in (cfgrtl.o): Update dependencies.
6455 2002-02-07 Kazu Hirata <kazu@hxi.com>
6457 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
6458 comment. Accept HImode only if TARGET_H8300.
6460 2002-02-07 Eric Christopher <echristo@redhat.com>
6462 * config/mips/crtn.asm: Cleanup #ifdefs.
6464 2002-02-07 Eric Christopher <echristo@redhat.com>
6466 * config/mips/crti.asm: Add changes for mips16. mips16 uses
6467 register 7 as RA instead of $31.
6468 * config/mips/crtn.asm: Ditto.
6469 * config/mips/mips.c (mips_move_2words): Add case for
6470 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
6471 (compute_frame_size): Fix typo.
6472 (save_restore_insns): Ditto. Make documentation about using
6473 register $7 as return register more precise.
6474 (mips_expand_epilogue): Fix comment. Add code to work around not
6475 being able to add to the stack pointer directly.
6476 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
6477 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
6480 2002-02-07 Tom Rix <trix@redhat.com>
6482 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
6483 immediates in ldu and stdu DS opcode field.
6484 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
6485 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
6486 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
6488 2002-02-07 Jeff Sturm <jsturm@one-point.com>
6490 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
6491 offset for stack bias.
6493 2002-02-07 H.J. Lu <hjl@gnu.org>
6495 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
6497 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
6499 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
6501 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
6503 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
6504 * i386.c (x86_order_regs_for_local_alloc): New global function.
6505 * i386.h (REG_ALLOC_ORDER): CLeanup.
6506 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
6508 2002-02-07 Richard Henderson <rth@redhat.com>
6510 PR optimization/2463
6511 * alias.c (find_base_value): Recall base values for fixed hard regs.
6512 * loop.c (loop_regs_update): Don't use single_set on non-insns.
6514 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
6516 * config/mips/mips.md (define_delay) [mips16]: Adjust required
6519 2002-02-06 Richard Henderson <rth@redhat.com>
6522 * stmt.c (resolve_operand_name_1): Take more care with mixed
6523 named and unnamed operands.
6525 2002-02-06 Janis Johnson <janis187@us.ibm.com>
6526 Jan Hubicka <jh@suse.cz>
6528 * loop.c (remove_constant_addition): Avoid clobbering a shared
6531 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
6533 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
6534 * config/s390/t-linux64: New file.
6535 * config/s390/libgcc-glibc.ver: New file.
6537 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
6539 * config/s390/linux64.h: Delete file.
6540 * config/s390/s390x.h: New file.
6541 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
6542 as target header file.
6543 * config/s390/linux.h (TARGET_VERSION): Define depending on
6544 DEFAULT_TARGET_64BIT.
6545 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
6546 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
6547 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
6548 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
6549 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
6550 (EXTRA_SPEC): New define.
6551 * config/s390/s390.h (TARGET_VERSION): Define depending on
6552 DEFAULT_TARGET_64BIT.
6553 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
6555 2002-02-06 Jason Merrill <jason@redhat.com>
6557 * c-decl.c (finish_function): Warn about a non-void function with
6558 no return statement and no abnormal exit.
6559 (current_function_returns_abnormally): New variable.
6560 (start_function): Clear it.
6561 (struct c_language_function): Add returns_abnormally.
6562 (push_c_function_context): Save it.
6563 (pop_c_function_context): Restore it.
6564 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
6565 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
6566 an explicit return type.
6567 * c-tree.h: Declare current_function_returns_abnormally.
6568 (C_FUNCTION_IMPLICIT_INT): New macro.
6569 * c-typeck.c (build_function_call): Set it.
6570 (c_expand_return): Set current_function_returns_value even if the
6573 2002-02-06 Jakub Jelinek <jakub@redhat.com>
6576 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
6577 unsafe for reevaluation.
6579 2002-02-06 Jakub Jelinek <jakub@redhat.com>
6582 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
6583 EXPR_STMT, but COMPOUND_STMT, recurse into it.
6585 2002-02-06 Richard Henderson <rth@redhat.com>
6587 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
6588 be a general_operand. Dest for function value must be a pseudo.
6590 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
6592 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
6593 as SYMBOL_REFs from the constant pool.
6595 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
6597 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
6598 passed by invisible reference.
6600 2002-02-05 Richard Henderson <rth@redhat.com>
6602 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
6604 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
6606 Implement using "base addresses" in insn operands as default.
6607 * config/mmix/mmix.c (mmix_conditional_register_usage): if
6608 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
6609 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
6610 used to read the rtx value.
6611 (mmix_target_asm_function_epilogue): Fix spacing.
6612 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
6613 (mmix_legitimate_address): Ditto.
6614 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
6615 should be loaded with a GETA insn. Don't allocate needless extra
6616 char for nul termination and fix misleading comment.
6617 (mmix_print_operand_address): Handle constants if
6618 TARGET_BASE_ADDRESSES.
6619 (mmix_output_register_setting): Use base addressing if
6620 TARGET_BASE_ADDRESSES and the number of insns is 3.
6621 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
6622 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
6623 to use R as constraint, add LDA to match s.
6624 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
6625 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
6626 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
6627 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
6628 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
6629 order with other fixed registers.
6630 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
6631 other parameter/call-clobbered registers.
6632 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
6633 -mbase-addresses, -mno-base-addresses.
6634 (MMIX Options): Ditto.
6636 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6638 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
6640 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
6642 * config/rs6000/altivec.h: Change elem to _S_elem.
6644 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
6646 * config/netbsd.h (WCHAR_TYPE): Define.
6647 (WCHAR_TYPE_SIZE): Ditto.
6649 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
6650 (WCHAR_UNSIGNED): Ditto.
6651 (WCHAR_TYPE_SIZE): Ditto.
6653 * config/arm/netbsd.h: Likewise.
6654 * config/i386/netbsd-elf.h: Likewise.
6655 * config/i386/netbsd.h: Likewise.
6656 * config/m68k/netbsd-elf.h: Likewise.
6657 * config/m68k/netbsd.h: Likewise.
6658 * config/ns32k/netbsd.h: Likewise.
6659 * config/sparc/netbsd.h: Likewise.
6660 * config/vax/netbsd.: Likewise.
6662 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
6664 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
6665 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
6666 (TARGET_INITIALIZER): this.
6667 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
6668 (BITFIELD_NBYTES_LIMITED): Markup fix.
6669 * tree.h (default_ms_bitfield_layout_p): Declare.
6670 (record_layout_info): Added prev_field.
6671 * tree.c (default_ms_bitfield_layout_p): New fn.
6672 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
6673 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
6674 * stor-layout.c: Include target.h.
6675 (start_record_layout): Initialize prev_field.
6676 (place_field): Handle MS bit-field layout, and disregard
6677 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
6678 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
6679 * Makefile.in (stor-layout.o): Adjust dependencies.
6681 2002-02-05 Jason Merrill <jason@redhat.com>
6683 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
6685 2002-02-05 Andreas Jaeger <aj@suse.de>
6687 * crtstuff.c: Fix comments.
6689 2002-02-05 Richard Henderson <rth@redhat.com>
6692 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
6693 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
6696 * config/mips/mips.c (function_arg): Handle TImode.
6697 (function_arg_advance): Likewise.
6699 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
6701 * config/rs6000/altivec.h (vec_step_help): Rename to
6704 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
6706 * config/rs6000/altivec.h: Fix typos.
6708 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
6710 * config/arm/netbsd.h: Correct a comment.
6712 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
6714 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
6715 building void typed builtins.
6717 * config/rs6000/altivec.h (vec_ld*): Fix typos.
6718 (vec_step): Implement for C++.
6720 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6722 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
6724 2002-02-04 Richard Henderson <rth@redhat.com>
6726 * combine.c (nonzero_bits): Re-introduce special case for
6727 sp/fp/ap wrt REGNO_POINTER_ALIGN.
6729 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
6731 * doc/extend.texi: Warn about unsupported usage of altivec
6734 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
6735 (altivec_predicate_*): New.
6737 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
6738 Add C++ version of vec_*() functions.
6740 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
6741 (bdesc_2arg): Remove altivec predicates.
6742 (altivec_expand_builtin): Handle predicates.
6743 (altivec_init_builtins): Handle predicates.
6744 (altivec_expand_predicate_builtin): New.
6746 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6748 * pa.c (DO_FRAME_NOTES): Move forward.
6749 (store_reg): Revise handling of frame notes.
6750 (load_reg): Likewise.
6751 (set_reg_plus_d): Likewise.
6752 (hppa_expand_prologue): Likewise.
6753 (hppa_expand_epilogue): Likewise.
6755 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6757 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
6759 2002-02-04 Jakub Jelinek <jakub@redhat.com>
6761 PR c/4475, c++/3780:
6762 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
6763 * c-common.h (SWITCH_TYPE): Define.
6764 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
6765 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
6766 Rename spareness variable to sparseness.
6767 (expand_end_case_type): Renamed from expand_end_case, use orig_type
6768 if non-NULL instead of TREE_TYPE (orig_index).
6769 * tree.h (expand_end_case_type): Renamed from expand_end_case.
6770 (expand_end_case): Define using expand_end_case_type.
6771 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
6772 to expand_end_case_type.
6773 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
6775 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6777 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
6778 (BIGGEST_ALIGNMENT): Change to 128.
6780 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6782 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
6784 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6786 * pa.md (call_internal_reg_64bit): Remove unused variable.
6788 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
6790 * config/arm/arm.h (machine_function): Add uses_anonymous_args
6792 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
6793 * config/arm/arm.c (current_function_anonymous_args): Delete,
6794 replace uses with cfun->machine->uses_anonymous_args.
6795 (arm_reorg): Do not reset uses_anonymous_args.
6797 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
6798 any geenral register.
6800 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
6802 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
6805 2002-02-04 Richard Henderson <rth@redhat.com>
6807 * combine.c (force_to_mode): Remove STACK_BIAS code.
6808 (nonzero_bits): Likewise. Replace sp/fp special case with
6809 REGNO_POINTER_ALIGN.
6811 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
6812 (HARD_FRAME_POINTER_REGNUM): New.
6813 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
6814 (FIXED_REGS, CALL_USED_REGS): Update.
6815 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
6816 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
6817 (HARD_REGNO_NREGS): Update for SFP.
6818 (STACK_POINTER_OFFSET): Include bias here ...
6819 (FIRST_PARM_OFFSET): ... not here.
6820 (STACK_BIAS): Remove.
6821 (INIT_EXPANDERS): New.
6822 (STARTING_FRAME_OFFSET): Do not include bias.
6823 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
6824 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
6825 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
6826 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
6827 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
6828 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
6829 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
6830 (MUST_SAVE_REGISTER): Likewise.
6831 (sparc_flat_function_prologue): Likewise.
6832 (sparc_flat_function_epilogue): Likewise.
6833 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
6834 (sparc_init_modes): SFP is GENERAL_REGS.
6835 (sparc_builtin_saveregs): SFP does not have bias applied.
6837 2002-02-04 Richard Henderson <rth@redhat.com>
6839 * config/alpha/alpha.c (current_function_is_thunk): Don't check
6840 current_function_is_thunk.
6841 (alpha_sa_mask): Distinguish between current_function_is_thunk
6842 called from ASM_OUTPUT_MI_THUNK and not.
6843 (alpha_does_function_need_gp): Thunks always need gp.
6844 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
6845 (alpha_output_mi_thunk_osf): New.
6846 * config/alpha/alpha-protos.h: Update.
6847 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
6849 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
6851 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
6852 function types, not when they're taken away.
6854 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
6856 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
6857 CODE_LABEL and jump table when replacing a table jump with a
6860 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
6862 * config/s390/s390-protos.h (legitimize_la_operand,
6863 s390_secondary_input_reload_class, s390_plus_operand,
6864 s390_expand_plus_operand): Add prototypes.
6866 config/s390/s390.c (s390_secondary_input_reload_class,
6867 s390_plus_operand, s390_expand_plus_operand): New functions.
6869 (struct s390_address): New member 'pointer'.
6870 (s390_decompose_address): Compute it.
6871 (legitimate_la_operand_p): Use it.
6872 (legitimize_la_operand): New function.
6873 (movti, movdi, movdf splitters): Call it.
6875 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
6876 (PREDICATE_CODES): Add s390_plus_operand.
6878 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
6879 (la_ccclobber): Allow GENERAL_REGS as output operand.
6881 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
6882 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
6883 (*la_64, *la_31, reload_indi, reload_insi): ... these.
6885 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
6887 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
6888 register names for regular asm () construct.
6890 2002-02-04 Jakub Jelinek <jakub@redhat.com>
6892 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
6895 2002-02-04 Jakub Jelinek <jakub@redhat.com>
6897 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
6900 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
6902 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
6903 constant pool to be identical by string address and index.
6905 2002-02-04 Anthony Green <green@redhat.com>
6907 * output.h (SECTION_OVERRIDE): Define.
6908 * varasm.c (named_section): Obey SECTION_OVERRIDE.
6910 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
6912 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
6913 by existing arm*-*-netbsd* (a.out) target.
6914 (ns32k-*-netbsdelf*): Likewise.
6915 (sparc-*-netbsdelf*): Likewise.
6916 (vax-*-netbsdelf*): Likewise.
6918 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
6920 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
6921 headers and libobjc headers.
6923 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
6925 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
6926 (_mingw.h): Remove duplicate include.
6928 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
6930 * config.gcc: Set cpu_type to m68k for 68010, as well.
6931 (m68010-*-netbsdelf*): New...
6932 (m68k*-*-netbsdelf*): ...targets.
6933 * config/m68k/netbsd-elf.h: New file.
6935 2002-02-02 Kazu Hirata <kazu@hxi.com>
6937 * config/h8300/h8300.c (hand_list): Move inside function_arg.
6939 2002-02-02 Kazu Hirata <kazu@hxi.com>
6941 * config/h8300/h8300.c (h8_push_ops): Move inside
6943 (h8_pop_ops): Likewise.
6944 (h8_move_ops): Likewise.
6946 2002-02-02 Kazu Hirata <kazu@hxi.com>
6948 * config/h8300/h8300.c (os_task): Make it static.
6949 (monitor): Likewise.
6950 (pragma_saveall): Likewise.
6952 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
6954 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
6955 constant is a valid sign-extension for Pmode.
6957 2002-02-02 Kazu Hirata <kazu@hxi.com>
6959 * config/h8300/h8300.c: Fix formatting.
6961 2002-02-02 Kazu Hirata <kazu@hxi.com>
6963 * config/h8300/h8300.md: Fix formatting.
6965 2002-02-02 Kazu Hirata <kazu@hxi.com>
6967 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
6968 predicates of operands[1]. Split the patterns for each
6971 2002-02-02 Kazu Hirata <kazu@hxi.com>
6973 * config/h8300/h8300.md (xor patterns): Tighten the predicates
6974 of operands[1] to register_operand.
6976 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
6978 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
6979 * cpphash.c (_cpp_init_hashtable): Similarly.
6980 * cppinit.c (cpp_create_reader): Default the signed_char flag.
6981 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
6982 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
6983 (cpp_handle_option): Handle the new options.
6984 * cpplex.c (cpp_interpret_charconst): Use new flag.
6985 * cpplib.h (struct cpp_options): New member signed_char.
6986 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
6987 (cpp_options): Handle -fsigned-char and -funsigned-char.
6988 (static_specs): Remove signed_char_spec.
6989 (do_spec1): Don't handle %c.
6990 * system.h: Poison SIGNED_CHAR_SPEC.
6991 * tradcif.y (yylex): Use flag_signed_char.
6992 * tradcpp.h (flag_signed_char): New.
6993 * tradcpp.c (flag_signed_char): New.
6994 (main): Handle new command-line options.
6995 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
6997 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
6998 * avr/avr.h: Remove old comments.
6999 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
7000 (CC1_SPEC): Pass -fsigned-char if -mic*.
7001 (SIGNED_CHAR_SPEC): Remove.
7003 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
7005 2002-02-01 Eric Christopher <echristo@redhat.com>
7007 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
7008 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
7009 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
7010 (ASM_OUTPUT_REG_POP): Ditto.
7012 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
7014 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
7017 2002-02-02 Jakub Jelinek <jakub@redhat.com>
7019 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
7021 2002-02-02 Jakub Jelinek <jakub@redhat.com>
7024 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
7027 2002-02-01 Janis Johnson <janis187@us.ibm.com>
7029 * cfganal.c: Include tm_p.h.
7030 (keep_with_call_p): Fix the test that determines if a register holds
7031 the return value of a call.
7033 2002-02-01 DJ Delorie <dj@redhat.com>
7035 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
7036 we are given conflicting registers, switch to the other one we
7037 had allocated for us.
7038 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
7039 as TImode so we know when the "other" register is available.
7041 2002-02-01 David O'Brien <obrien@FreeBSD.org>
7043 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
7046 2002-02-01 Janis Johnson <janis187@us.ibm.com>
7048 * cfganal.c (keep_with_call_p): New function.
7049 (flow_call_edges_add): Prevent splitting a block between a call and
7050 a single-set instruction that should be kept in the same block.
7052 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7054 * doc/install.texi (avr): Update outdated URL.
7056 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
7058 * config/stormy16/stormy16.md (pushqi): New.
7062 (movhi): Remove stack operands.
7064 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
7065 nonimmediate_nonstack_operand.
7066 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
7068 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
7071 2002-01-31 Jason Merrill <jason@redhat.com>
7073 * Makefile.in (c-parse.c): Handle .output file.
7074 * objc/Make-lang.in (objc-parse.c): Likewise.
7076 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
7078 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
7079 the -me[lb] option is given. Don't output the default flag
7082 2002-01-31 Zack Weinberg <zack@codesourcery.com>
7084 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
7085 the primary source file; this has not been done yet.
7086 * c-decl.c (c_expand_body): Reset input_filename from
7087 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
7089 2002-01-31 Kazu Hirata <kazu@hxi.com>
7091 * rtlanal.c (subreg_regno_offset): Do not use
7092 SUBREG_REGNO_OFFSET.
7093 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
7094 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
7096 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7098 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
7099 version rather than GNATS version in --version output.
7101 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
7103 * ifcvt.c (noce_process_if_block): Make a copy of the destination
7104 when copying back from a temporary.
7106 2002-01-30 Richard Henderson <rth@redhat.com>
7108 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
7109 and new_dest are the same.
7111 2002-01-30 Richard Henderson <rth@redhat.com>
7114 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
7115 * rtl.c (note_insn_name): Update.
7116 * emit-rtl.c (remove_unnecessary_notes): Kill it.
7117 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
7118 to perform loop rotation.
7119 (expand_exit_loop_top_cond): New.
7120 * tree.h (expand_exit_loop_top_cond): Declare it.
7121 * c-semantics.c (genrtl_while_stmt): Use it.
7122 (genrtl_for_stmt): Likewise.
7124 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
7126 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
7127 arguments to 64-bit boundaries on 64-bit ABIs.
7129 2002-01-30 Steve Ellcey <sje@cup.hp.com>
7131 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
7133 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7135 * c-decl.c (grokdeclarator): Handle type being a typedef for an
7138 2002-01-30 David O'Brien <obrien@FreeBSD.org>
7140 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
7141 * config/sparc/sparc_bi.h: Remove file.
7142 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
7144 2002-01-30 Richard Henderson <rth@redhat.com>
7146 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
7148 2002-01-30 Zack Weinberg <zack@codesourcery.com>
7150 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
7152 2002-01-30 Jason Merrill <jason@redhat.com>
7154 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
7155 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
7156 (reg_save): Use DW_CFA_offset_extended_sf instead.
7158 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
7160 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7162 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
7165 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
7167 * rs6000.md ("*call_value_local32"): Remove constraints.
7168 ("*call_value_local64"): Same.
7169 ("*call_value_indirect_nonlocal_aix32"): Same.
7170 ("*call_value_nonlocal_aix32"): Same.
7171 ("*call_value_indirect_nonlocal_aix64"): Same.
7172 ("*call_value_nonlocal_aix64"): Same.
7173 ("*call_value_nonlocal_sysv"): Same.
7175 2002-01-29 Richard Henderson <rth@redhat.com>
7177 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
7179 2002-01-29 Richard Henderson <rth@redhat.com>
7181 * expr.c (force_operand): Ignore flag_pic for detecting pic
7183 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
7184 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
7185 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
7186 instead of open-coded loop.
7187 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
7188 be fixed when in use.
7190 2002-01-29 Richard Henderson <rth@redhat.com>
7192 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
7193 * sched-rgn.c (propagate_deps): Update them.
7194 * sched-deps.c (sched_analyze_insn): Update them. Flush the
7195 clobbers list when either gets too long.
7197 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7199 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
7200 and INDEX_REGS the same as GENERAL_REGS.
7201 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7203 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7205 * tree.c (build_nonstandard_integer_type): Correct prototype.
7207 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
7209 * config/s390/s390.md (movstrsico, movstrdix_64,
7210 movstrsix_31): Remove, replace by ...
7211 (movstrdi_short, movstrsi_short, movstrdi_long,
7212 movstrsi_long): ... these. New.
7213 (movstrdi, movstrsi): Adapt.
7215 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
7216 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
7217 Remove unnecessary CC clobber.
7218 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
7219 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
7221 (divmoddi4): Don't partially initialize TImode register.
7223 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
7225 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
7227 2002-01-29 Richard Henderson <rth@redhat.com>
7229 * flow.c (print_rtl_and_abort): Remove.
7230 (print_rtl_and_abort_fcn): Remove.
7231 (verify_local_live_at_start): Use dump_bb instead.
7232 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
7233 (verify_wide_reg_1): Return 2 on mode test failure.
7235 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7237 PR c/3325, c/3326, c/2511, c/3347
7238 * c-decl.c (enum_decl_context): Remove BITFIELD.
7239 (grokdeclarator): Take bitfield width as an input.
7240 Ensure bitfields are given the correct type. Perform
7241 bitfield width validation with build_bitfield_integer_type
7242 rather than waiting for finish_struct.
7243 (grok_typename, grok_typename_in_parm_context, start_decl,
7244 push_parmdecl, grokfield, start_function): Update calls to
7246 (build_bitfield_integer_type): New function.
7247 (finish_struct): Move bitfield validation to grokdeclarator
7248 and build_bitfield_integer_type.
7249 * tree.c (build_nonstandard_integer_type): New function.
7250 * tree.h (build_nonstandard_integer_type): New prototype.
7252 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
7254 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7257 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
7258 don't ignore unrecognized -W* options.
7259 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
7260 * cpplib.h (cpp_handle_option): Adjust prototype.
7261 * c-decl.c (c_decode_options): Pass 0 as last argument to
7265 * gcc.c (cpp_unique_options): Split from cpp_options.
7266 (cpp_options): Source cpp_unique_options.
7267 (default_compilers): Use cpp_unique_options instead of cpp_options
7268 when used together with cc1_options.
7269 (static_specs): Add cpp_unique_options.
7270 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
7271 when used together with cc1_options.
7273 2002-01-29 Kazu Hirata <kazu@hxi.com>
7275 * config/h8300/h8300-protos.h: Update the prototype of
7277 * config/h8300/h8300.c (output_a_shift): Remove an unused
7278 argument 'insn'. Remove redundant code.
7279 * config/h8300/h8300.md: Adust to the new prototype of
7282 2002-01-29 Kazu Hirata <kazu@hxi.com>
7284 * config/h8300/h8300-protos.h: Update the prototypes of
7285 emit_a_rotate and expand_a_rotate.
7286 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
7287 first argument to 'enum rtx_code'.
7288 (expand_a_rotate): Likewise.
7290 2002-01-28 Kazu Hirata <kazu@hxi.com>
7292 * config/h8300/h8300-protos.h: Update the prototype of
7294 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
7296 * config/h8300/h8300.md: Adjust to the new prototype.
7298 2002-01-28 Kazu Hirata <kazu@hxi.com>
7300 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
7303 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7305 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
7306 is a fixed register before returning pic_offset_table_rtx.
7307 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
7308 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
7310 2002-01-28 Jason Merrill <jason@redhat.com>
7312 * dwarf2.h: Sync with src version.
7314 2002-01-28 Paul Koning <pkoning@equallogic.com>
7316 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
7318 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
7319 * doc/extend.texi (__builtin_prefetch): Update documentation:
7320 first argument is now const void ptr.
7322 2002-01-28 Kazu Hirata <kazu@hxi.com>
7324 * config/h8300/h8300-protos.h: Remove an unused prototype.
7326 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
7328 * toplev.c (lang_independent_init): Round up identifier size.
7330 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
7332 * config.gcc: Revert previous change.
7334 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
7336 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
7338 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
7340 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
7341 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
7342 other non-elf netbsd config frags.
7343 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
7344 collect2 will does that.
7345 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
7346 shared-lib frobbing will work.
7348 2002-01-28 Kazu Hirata <kazu@hxi.com>
7350 * config/h8300/h8300.h: Fix formatting.
7351 * config/h8300/h8300.md: Likewise.
7353 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
7355 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
7356 the old, removed AAA_standards fix.
7357 * fixinc/fixincl.x: Rebuilt.
7359 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
7361 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
7362 atexit call in crtbegin, hooked in after call to frame_dummy;
7363 register EH before registering __fini__start.
7365 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
7367 * config/rs6000/altivec.h: Remove spurious semicolons.
7369 2002-01-27 Kazu Hirata <kazu@hxi.com>
7371 * config/h8300/h8300.md: Replace dead bit extraction patterns
7372 with ones that work.
7374 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7376 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
7377 if not STRICT_ALIGNMENT.
7378 * rtl.h (MEM_ALIGN): Likewise.
7380 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
7382 * doc/invoke.texi (-fdump-translation-unit): Revert this
7383 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
7385 2002-01-27 Kazu Hirata <kazu@hxi.com>
7387 * config/h8300/h8300.md (define_constants): New.
7388 (anonymous patterns) Use defined constants appropriately.
7390 2002-01-27 Kazu Hirata <kazu@hxi.com>
7392 * config/h8300/h8300.c (function_arg): Remove redundant code.
7394 2002-01-26 Richard Henderson <rth@redhat.com>
7396 * sched-deps.c (reg_pending_uses_head): New.
7397 (reg_pending_barrier): Rename from reg_pending_sets_all.
7398 (find_insn_list): Don't mark inline.
7399 (find_insn_mem_list): Remove.
7400 (add_dependence_list, add_dependence_list_and_free): New.
7401 (flush_pending_lists): Replace only_write param with separate
7402 for_read and for_write parameters. Update all callers. Use
7403 add_dependence_list_and_free.
7404 (sched_analyze_1): Do not add reg dependencies here; just set
7405 the pending bits. Use add_dependence_list.
7406 (sched_analyze_2): Likewise.
7407 (sched_analyze_insn): Replace schedule_barrier_found with
7408 reg_pending_barrier. Add all dependencies for pending reg
7409 uses, sets, and clobbers.
7410 (sched_analyze): Don't add reg dependencies for calls, just
7411 set pending bits. Use regs_invalidated_by_call. Treat
7412 sched_before_next_call as a normal list, not a fake insn.
7413 (init_deps): No funny init for sched_before_next_call.
7414 (free_deps): Free pending mems lists. Don't zero reg_last.
7415 (init_deps_global): Init reg_pending_uses.
7416 (finish_deps_global): Free it.
7417 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
7418 (find_insn_mem_list): Remove.
7419 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
7420 (propagate_deps): Use them. Zero temp mem lists.
7422 2002-01-26 Richard Henderson <rth@redhat.com>
7424 * Makefile.in (CRTSTUFF_CFLAGS): New.
7425 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
7426 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
7427 crtstuff.c instead of alpha assembly version.
7428 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
7429 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
7430 not FORCE_{INIT,FINI}_SECTION_ALIGN.
7431 (__do_global_dtors_aux): Mark used.
7432 (frame_dummy, __do_global_ctors_aux): Mark used.
7433 (fini_dummy, init_dummy): Remove.
7435 * config/alpha/crtbegin.asm: Remove file.
7436 * config/alpha/crtend.asm: Remove file.
7437 * config/alpha/t-crtbe: Remove file.
7438 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
7439 (LINK_EH_SPEC): New.
7441 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
7442 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
7443 calling constructors.
7444 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
7446 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
7447 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
7448 CRT_END_INIT_DUMMY hack.
7449 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
7450 FORCE_{INIT,FINI}_SECTION_ALIGN.
7452 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
7453 FORCE_{INIT,FINI}_SECTION_ALIGN.
7455 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
7456 invocation sequence.
7457 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
7459 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
7460 (FORCE_CODE_SECTION_ALIGN): New.
7462 2002-01-26 Richard Henderson <rth@redhat.com>
7464 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
7466 2002-01-26 Richard Henderson <rth@redhat.com>
7468 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
7469 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
7471 2002-01-26 Kazu Hirata <kazu@hxi.com>
7473 * config/h8300/h8300.md: Remove bit extraction patterns that
7474 cannot be triggered.
7475 Restrict each bit extraction pattern to a variant on which the
7478 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
7480 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
7482 2002-01-26 Kazu Hirata <kazu@hxi.com>
7484 * config/h8300/h8300.md: Remove bit test patterns that cannot
7486 Restrict each bit test pattern to a variant on which the
7489 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7491 * builtins.c (expand_builtin_strncat): Remove redundant check for
7494 2002-01-25 David O'Brien <obrien@FreeBSD.org>
7496 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
7498 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
7501 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
7503 * dbxout.c (dbxout_init): Use assemble_name rather than just
7504 stripping off the first character.
7505 (dbxout_source_file): Likewise.
7507 2002-01-25 DJ Delorie <dj@redhat.com>
7509 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
7510 using rtx_equal_p, not by comparing pointers.
7512 2002-01-25 Steve Ellcey <sje@cup.hp.com>
7514 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
7515 for PIC_OFFSET_TABLE_REGNUM.
7516 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
7518 2002-01-25 David O'Brien <obrien@FreeBSD.org>
7520 * config.gcc (x86_64-*-freebsd*): New target.
7521 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
7523 (i[34567]86-*-freebsd*): Don't include svr4.h.
7524 * config/i386/freebsd64.h: New file.
7526 2002-01-25 Douglas B Rupp <rupp@gnat.com>
7528 * config/alpha/x-vms (version): Make static.
7530 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
7531 in previous checkin.
7533 * Makefile.in (install-headers-cp): New target.
7534 * config.gcc (alpha-dec-*vms*): Install headers with
7537 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
7539 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
7542 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7544 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
7545 of compare_tree_int.
7546 (expand_builtin_strncat): Likewise.
7547 * c-decl.c (finish_struct): Use tree_low_cst.
7548 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
7549 * tree.c (compare_tree_int): Likewise.
7551 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
7553 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
7554 adjustments even if they are implemented by more than two insns.
7556 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
7558 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
7559 * df.h (struct ref): Kill B.
7560 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
7562 * basic-block.h (PROP_EQUAL_NOTES): New flag.
7563 * flow.c (propagate_one_insn): Use it.
7564 (mark_used_regs): Handle NIL.
7566 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
7568 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
7571 2002-01-25 David Edelsohn <edelsohn@gnu.org>
7573 * rs6000.md (prefetch): Make address V4SI mode so that the address
7574 is restricted to legitimate form for instruction.
7576 2002-01-25 Bob Wilson <bob.wilson@acm.org>
7578 * doc/install.texi (xtensa-*-elf): New target.
7579 (xtensa-*-linux*): New target.
7580 * doc/contrib.texi: Add myself.
7582 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
7584 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
7585 purpose register to hold an SImode (or smaller) value.
7587 2002-01-25 Jakub Jelinek <jakub@redhat.com>
7589 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
7591 * crtstuff.c: Likewise.
7593 2002-01-25 Kazu Hirata <kazu@hxi.com>
7595 * config/h8300/h8300.md (negation patterns): Tighten
7596 predicates to register_operand.
7598 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
7600 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
7603 * builtins.c (expand_builtin_prefetch): Same.
7605 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
7607 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
7610 2002-01-24 Kazu Hirata <kazu@hxi.com>
7612 * config/h8300/h8300.c (print_operand): Remove support for
7613 operand character 'A'.
7614 * config/h8300/h8300.md (three anonymous patterns): Replace
7615 operand character 'A' with either 'T' or 'S'.
7617 2002-01-24 Kazu Hirata <kazu@hxi.com>
7619 * config/h8300/h8300.c (print_operand): Remove support for
7620 operand character 'U'.
7622 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
7624 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
7626 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
7628 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
7629 values to be assigned to the stack pointer.
7631 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
7633 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
7634 to const_double needs to be done right for big-endian systems.
7636 2002-01-24 Jason Merrill <jason@redhat.com>
7639 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
7640 to can_throw_internal.
7642 2002-01-23 Richard Henderson <rth@redhat.com>
7644 * fold-const.c (fold): Change UINT_MAX test to check vs precision
7645 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
7647 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
7649 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
7650 (symGOT2reg): Use them, then set as GOT value as unchanging.
7651 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
7652 as a temporary, if possible.
7653 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
7654 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
7656 2002-01-23 Kazu Hirata <kazu@hxi.com>
7658 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
7659 accept to accept 0x80 as operands[2].
7661 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
7663 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
7665 2002-01-23 Richard Henderson <rth@redhat.com>
7667 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
7669 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
7671 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
7672 (parmlist_or_identifiers_1): Verify that only a parmlist follows
7675 2002-01-23 Richard Henderson <rth@redhat.com>
7677 * expr.c (move_by_pieces_1): Extend size before negation.
7679 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
7680 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
7681 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
7682 * config/m68k/t-m68kelf: Likewise.
7684 2002-01-23 Bob Wilson <bob.wilson@acm.org>
7686 * config/xtensa/elf.h: New file.
7687 * config/xtensa/lib1funcs.asm: New file.
7688 * config/xtensa/lib2funcs.S: New file.
7689 * config/xtensa/linux.h: New file.
7690 * config/xtensa/t-xtensa: New file.
7691 * config/xtensa/xtensa-config.h: New file.
7692 * config/xtensa/xtensa-protos.h: New file.
7693 * config/xtensa/xtensa.c: New file.
7694 * config/xtensa/xtensa.h: New file.
7695 * config/xtensa/xtensa.md: New file.
7696 * config.gcc (xtensa-*-elf*): New target.
7697 (xtensa-*-linux*): New target.
7698 * cse.c (canon_hash): Compare rtx pointers instead of register
7699 numbers. This is required for the Xtensa port.
7700 * integrate.c (copy_insn_list): Handle case where the static
7701 chain is in memory and the memory address has to be copied to
7703 * doc/invoke.texi (Option Summary): Add Xtensa options.
7704 (Xtensa Options): New node.
7705 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
7707 2002-01-23 Zack Weinberg <zack@codesourcery.com>
7709 * diagnostic.c (internal_error): Do ICE suppression only
7710 when ENABLE_CHECKING is not defined.
7712 * c-typeck.c (require_complete_type): Return error_mark_node
7713 if type is error_mark_node.
7715 2002-01-23 Janis Johnson <janis187@us.ibm.com>
7717 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
7718 -Os and issue a warning.
7720 2002-01-23 Zack Weinberg <zack@codesourcery.com>
7722 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
7723 current (lack of) need for host configuration by hand.
7725 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
7726 references. Documentation of some target macros moved from
7727 hostconfig.texi to tm.texi.
7729 2002-01-23 Will Cohen <wcohen@redhat.com>
7731 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
7734 2002-01-23 Kazu Hirata <kazu@hxi.com>
7736 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
7739 2002-01-23 Jason Merrill <jason@redhat.com>
7741 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
7743 * function.c (assign_parms): Don't put args of inline functions
7744 into registers when not optimizing.
7746 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
7748 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
7749 (prologue_use): New pattern.
7750 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
7751 preference to gen_rtx_USE.
7752 (thumb_expand_prologue): Use gen_prologue_use in preference to
7754 (thumb_expand_epilogue): Use gen_prologue_use in preference to
7757 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
7759 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
7761 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
7764 * doc/extend.texi: Correct documentation of __alignof__.
7766 2002-01-22 Zack Weinberg <zack@codesourcery.com>
7768 * params.h: Rename arguments of DEFPARAM so that it will be
7769 recognized as a translation keyword.
7771 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
7773 * extend.texi: Document altivec functions.
7774 Fix N-bit adjectives in X86 builtin documentation.
7776 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
7778 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
7779 auto_inc_dec values.
7781 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
7783 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
7785 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
7787 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
7789 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
7791 2002-01-22 Richard Henderson <rth@redhat.com>
7793 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
7794 copy_insn not copy_rtx.
7796 2002-01-23 Alan Modra <amodra@bigpond.net.au>
7798 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
7799 "nonzero" as that might add "1" bits. Ensure "constop" is
7800 properly sign extened.
7801 (force_to_mode): Tweak for sign extended constop.
7803 2002-01-22 Richard Henderson <rth@redhat.com>
7805 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
7806 for_each_rtx instead of assuming we're already looking at the MEM.
7807 (split_small_symbolic_mem_operand): Likewise.
7808 * config/alpha/alpha.h (PREDICATE_CODES): Update.
7809 * config/alpha/alpha.md (small symbolic memory splitters): Update.
7811 2002-01-22 Richard Henderson <rth@redhat.com>
7813 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
7814 sequence number for the literal.
7815 (divmoddi_internal_er): Likewise.
7817 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
7820 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
7821 in LIBICONV variable.
7822 * configure: Regenerated.
7824 2002-01-22 Krister Walfridsson <cato@df.lth.se>
7826 * dependence.c (build_def_use): Remove array_idx.
7828 * dwarfout.c (last_filename): Remove.
7829 (output_compile_unit_die): Remove last_filename.
7831 2002-01-22 Roger Sayle <roger@eyesopen.com>
7832 Richard Henderson <rth@redhat.com>
7835 * fold-const.c (fold): Optimize unsigned comparisons against
7836 UINT_MAX (and similar unsigned constants).
7838 2002-01-22 Janis Johnson <janis187@us.ibm.com>
7840 * Makefile.in (loop.o): Depend on OPTABS_H.
7841 * loop.c (emit_prefetch_instructions): Check the prefetch operand
7842 against the predicate.
7845 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
7846 for the address operand.
7848 2002-01-22 Richard Henderson <rth@redhat.com>
7850 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
7852 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
7855 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
7858 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
7860 * config.gcc (x86_64-*-netbsd*): New target.
7861 * config/i386/netbsd64.h: New file.
7863 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
7865 * regrename.c (kill_value): Fix typo.
7867 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
7869 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
7871 * config/rs6000/rs6000.h: Same.
7873 * function.c (instantiate_virtual_regs): Remove
7874 STARTING_FRAME_PHASE.
7875 (assign_stack_local_1): Same.
7876 Calculate frame phase.
7878 2002-01-22 Nick Clifton <nickc@redhat.com>
7880 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
7881 variable declaration to outer scope in order to simplify
7883 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
7884 arm_hard_regno_mode_ok.
7885 * config/arm/arm-protos.h: Add a prototype for
7886 arm_hard_regno_mode_ok.
7887 * config/arm/arm.c (soft_df_operand): Remove now redundant
7888 check for DImode values using IP_REGNUM.
7889 (nonimmediate_soft_df_operand): Remove now redundant check for
7890 DImode values using IP_REGNUM.
7891 (arm_hard_regno_mode_ok): New function. New check: make sure
7892 that DImode values are not stored in IP_REGNUM.
7894 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
7896 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
7898 2002-01-22 Jason Merrill <jason@redhat.com>
7900 * c-semantics.c (genrtl_compound_stmt): Only check nesting
7901 consistency if this COMPOUND_STMT is scoped.
7903 2002-01-22 Kazu Hirata <kazu@hxi.com>
7905 * predict.c: Fix formatting.
7906 * print-tree.c: Likewise.
7907 * protoize.c: Likewise.
7910 * sbitmap.h: Likewise.
7912 * sched-deps.c: Likewise.
7913 * sched-vis.c: Likewise.
7914 * sdbout.c: Likewise.
7915 * sibcall.c: Likewise.
7917 * ssa-ccp.c: Likewise.
7918 * ssa-dce.c: Likewise.
7920 * stor-layout.c: Likewise.
7921 * system.h: Likewise.
7923 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7925 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
7926 if fits in bounds of base type.
7928 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
7929 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
7930 (add_bound_info, default): If can't find a context, make a
7932 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
7934 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
7936 * c-typeck.c (parser_build_binary_op): If result from
7937 build_binary_op is ERROR_MARK just return error_mark_node without
7940 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
7942 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
7943 Split a.out-specific bits into...
7944 * config/netbsd-aout.h: ...this.
7945 * config/netbsd-elf.h: New file.
7946 * config/alpha/netbsd-elf.h: Remove.
7947 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
7948 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
7949 (STARTFILE_SPEC): Remove redundant definition.
7950 (ENDFILE_SPEC): Likewise.
7951 (LINK_SPEC): Likewise.
7952 (CPP_SPEC): Likewise.
7953 (ASM_SPEC): Likewise.
7954 (LIB_SPEC): Likewise.
7955 (SWITCH_TAKES_ARG): Likewise.
7956 (TARGET_MEM_FUNCTIONS): Likewise.
7957 (CPP_PREDEFINES): Redefine.
7958 (ASM_FINAL_SPEC): Remove redefinition.
7959 (ASM_COMMENT_START): Redefine.
7960 (FUNCTION_PROFILER): Define.
7961 (TARGET_VERSION): Redefine.
7962 Comment and formatting cleanup.
7963 * config/i386/netbsd.h: Include <netbsd-aout.h>.
7964 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
7965 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
7966 big- or little-endian.
7967 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
7968 * config.gcc (*-*-netbsd*): Add definitions common to all
7970 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
7971 gnu_ld definitions. Add netbsd-elf.h to and remove
7972 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
7973 tmake_file, and don't lose previous tmake_file contents.
7974 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
7975 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
7976 gnu_ld definitions. Add netbsd-elf.h to tm_file.
7977 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
7978 (mipsel-*-netbsd*): Rename this to...
7979 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
7980 mips/little.h to tm_file for mips*el-*.
7981 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
7982 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
7983 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
7985 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
7987 * pa-protos.h (reg_before_reload_operand): New function prototype.
7988 * pa.c (reg_before_reload_operand): New function implementation.
7989 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
7992 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7994 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
7996 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
7998 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
7999 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
8000 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
8001 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
8002 (ENDFILE_SPEC): Undefine.
8003 (STARTFILE_SPEC): Redefine for PA.
8005 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8007 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
8009 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
8011 * config.gcc: Add entries to supported PowerPC --with-cpu
8014 2002-01-21 Jakub Jelinek <jakub@redhat.com>
8016 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
8017 true for 64-bit mode only SSE registers in 32-bit mode.
8019 2002-01-21 Kazu Hirata <kazu@hxi.com>
8021 * unwind-dw2.c: Fix formatting.
8022 * unwind-dw2-fde.c: Likewise.
8023 * unwind-dw2-fde.h: Likewise.
8024 * unwind-pe.h: Likewise.
8025 * varasm.c: Likewise.
8026 * varray.h: Likewise.
8028 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8030 Remove workaround for register stack overwrite bug in mmix.
8031 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
8032 support for TARGET_REG_STACK_FILL_BUG.
8033 * config/mmix/mmix.h: Remove member has_call_without_parameters.
8034 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
8036 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
8037 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
8038 -mno-reg-stack-fill-bug-workaround.
8039 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
8040 machine member has_call_without_parameters.
8041 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
8042 -mreg-stack-fill-bug-workaround and
8043 -mno-reg-stack-fill-bug-workaround.
8044 (MMIX Options): Ditto.
8046 2002-01-21 Kazu Hirata <kazu@hxi.com>
8048 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
8050 Remove redundant code.
8052 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
8054 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
8055 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8056 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
8057 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
8058 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
8059 out target macro definitions and non-target-specific comments
8060 mostly taken from old versions of the manual.
8062 2002-01-20 Kazu Hirata <kazu@hxi.com>
8064 * config/h8300/h8300.h: Fix comment formatting.
8065 * config/ia64/aix.h: Likewise.
8066 * config/ia64/ia64-protos.h: Likewise.
8067 * config/ia64/ia64.c: Likewise.
8068 * config/ia64/ia64.h: Likewise.
8069 * config/ia64/ia64intrin.h: Likewise.
8070 * config/ia64/linux.h: Likewise.
8071 * config/ia64/unwind-aix.c: Likewise.
8072 * config/ia64/unwind-ia64.c: Likewise.
8074 2002-01-20 Kazu Hirata <kazu@hxi.com>
8076 * config/h8300/h8300.c: Revise comments about shift code.
8078 2002-01-20 Kazu Hirata <kazu@hxi.com>
8080 * config/h8300/h8300.c (function_arg): Update a comment.
8082 2002-01-20 Kazu Hirata <kazu@hxi.com>
8084 * config/h8300/h8300.md: Update the comments at the beginning
8087 2002-01-20 Kazu Hirata <kazu@hxi.com>
8089 * config/i370/i370.c: Fix comment formatting.
8090 * config/i370/i370.h: Likewise.
8091 * config/i370/i370.md: Likewise.
8092 * config/i370/linux.h: Likewise.
8094 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8096 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
8098 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
8099 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
8102 2002-01-20 Graham Stott <grahams@redhat.com>
8104 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
8106 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
8108 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
8110 2002-01-19 Tom Rix <trix@redhat.com>
8112 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
8114 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
8116 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
8118 * function.c (assign_stack_local_1): Adjust x_frame_offset with
8119 STARTING_FRAME_PHASE.
8120 (STARTING_FRAME_PHASE): New.
8121 (instantiate_virtual_regs): Check saneness of
8122 STARTING_FRAME_PHASE.
8124 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
8126 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
8128 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
8130 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
8132 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
8133 be used for bootstrapping GCC 3.0.
8135 2002-01-18 Kazu Hirata <kazu@hxi.com>
8137 * config/h8300/h8300.md: Fix an insn length.
8139 2002-01-18 Kazu Hirata <kazu@hxi.com>
8141 * bitmap.h: Fix comment formatting.
8142 * combine.c: Likewise.
8143 * cppfiles.c: Likewise.
8144 * c-pragma.h: Likewise.
8145 * c-typeck.c: Likewise.
8147 * dwarf2out.c: Likewise.
8148 * function.c: Likewise.
8150 * genattrtab.c: Likewise.
8151 * gthr-win32.h: Likewise.
8152 * haifa-sched.c: Likewise.
8153 * predict.c: Likewise.
8154 * rtlanal.c: Likewise.
8156 * unwind-dw2-fde.h: Likewise.
8157 * unwind-pe.h: Likewise.
8158 * vmsdbgout.c: Likewise.
8160 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8162 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
8163 if type_required and passed decl.
8165 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
8167 * config.gcc (cpu_type): Include altivec.h in powerpc
8171 * config/rs6000/altivec.h: New.
8173 2002-01-17 David Edelsohn <edelsohn@gnu.org>
8175 * doc/install.texi (*-ibm-aix*): Update assembler and exception
8176 handling information.
8177 * doc/trouble.texi (Interoperation): Add libstdc++ information
8179 (Misunderstandings): Add template instantiation and static template
8180 member information for AIX.
8182 2002-01-17 Jason Merrill <jason@redhat.com>
8184 * dbxout.c (dbxout_type): Support const and volatile.
8186 * except.c (add_partial_entry): Remove backwards compatibility code.
8187 (end_protect_partials): Likewise.
8189 2002-01-17 Jakub Jelinek <jakub@redhat.com>
8191 * config/ia64/ia64.md (prologue_use): New.
8192 * config/ia64/ia64.c (ia64_expand_prologue): Use
8193 gen_prologue_use instead of gen_rtx_USE.
8194 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
8195 as CODE_FOR_pred_rel_mutex.
8196 (ia64_sched_reorder2): Likewise.
8198 2002-01-16 Eric Christopher <echristo@redhat.com>
8200 * config/mips/r3900.h: Reformat.
8201 (SUBTARGET_CPP_SIZE_SPEC): Remove.
8202 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
8203 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
8204 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
8205 * config/mips/t-elf: Remove mips3 multilib.
8207 2002-01-16 H.J. Lu <hjl@gnu.org>
8209 * config/mips/linux.h: Include "mips/abi64.h".
8211 2002-01-16 H.J. Lu <hjl@gnu.org>
8213 * config/mips/t-linux: New.
8215 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
8217 * config/mips/linux.h: Don't include "gofast.h".
8218 (INIT_SUBTARGET_OPTABS): Removed.
8220 2002-01-16 Kazu Hirata <kazu@hxi.com>
8222 * config/h8300/h8300-protos.h: Replace emit_a_shift with
8224 * config/h8300/h8300.c: Likewise.
8225 * config/h8300/h8300.md: Likewise.
8227 2002-01-16 Kazu Hirata <kazu@hxi.com>
8229 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
8230 spaces after an opcode name.
8231 (pushqi1_h8300hs): Likewise.
8232 (pushhi1_h8300hs): Likewise.
8234 2002-01-16 Kazu Hirata <kazu@hxi.com>
8236 * doc/extend.texi: Replace "option" with "attribute"
8239 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8241 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
8242 (and:DI () (const_int -8)).
8243 (split_small_symbolic_mem_operand): Split
8244 (mem (and:DI () (const_int -8)).
8246 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8249 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
8250 same way as TYPE_IMUL.
8251 (ultrasparc_sched_reorder): Likewise.
8252 * config/sparc/sparc.md (type): Add comment to update
8253 ultrasparc_sched_reorder when making changes.
8255 2002-01-16 Kazu Hirata <kazu@hxi.com>
8257 * doc/invoke.texi: Change the dump file name of block
8258 reordering pass from 28.bbro to 29.bbro.
8261 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
8263 * i386.md (minsf splitter): Fix pasto.
8265 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
8267 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
8268 to frame pointer initialisation instruction.
8269 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
8270 initialisation instruction.
8271 (soft_df_operand): Do not accept the IP register.
8272 (nonimmediate_soft_df_operand): Do not accept the IP register.
8274 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8277 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
8278 MASK_V8 being both set.
8280 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
8282 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
8283 insn for GOT register; add REG_MAYBE_DEAD notes instead.
8284 config/s390/s390.md (call, call_value): Add GOT register to
8285 CALL_INSN_FUNCTION_USAGE where needed.
8286 (call_exp, call_value_exp): New.
8288 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
8290 * config/arm/arm.c: General formatting tidy up.
8292 2002-01-16 Graham Stott <grahams@redhat.com>
8294 * calls.c (try_to_integrate): Use "(size_t)" intermediate
8295 cast and when casting an integer literal to "rtx" pointer.
8296 (expand_call): Likewise.
8297 * flow.c (try_pre_increment): Likewise.
8298 (find_use_as_address): Likewise.
8299 * integrate.c (expand_iline_function): Likewise.
8300 * regmove.c (try_auto_increment): Likewise.
8302 2002-01-16 Graham Stott <grahams@redhat.com>
8304 * sched-rgn.c (passed): Use sbitmap_free.
8307 (in_queue): Likewise.
8308 (in_stack): Likewise.
8310 2002-01-15 Eric Christopher <echristo@redhat.com>
8312 * flow.c (propagate_one_insn): Change to use fatal_insn.
8314 2002-01-15 Kazu Hirata <kazu@hxi.com>
8316 * expmed.c (extract_fixed_bit_field): Remove unused code.
8317 * system.h: Poison SLOW_ZERO_EXTEND.
8318 * doc/tm.texi: Remove.
8319 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
8320 * config/arm/arm.h: Likewise.
8321 * config/avr/avr.h: Likewise.
8322 * config/clipper/clipper.h: Likewise.
8323 * config/convex/convex.h: Likewise.
8324 * config/d30v/d30v.h: Likewise.
8325 * config/dsp16xx/dsp16xx.h: Likewise.
8326 * config/elxsi/elxsi.h: Likewise.
8327 * config/fr30/fr30.h: Likewise.
8328 * config/h8300/h8300.h: Likewise.
8329 * config/i370/i370.h: Likewise.
8330 * config/i386/i386.h: Likewise.
8331 * config/m68k/m68k.h: Likewise.
8332 * config/mips/mips.h: Likewise.
8333 * config/ns32k/ns32k.h: Likewise.
8334 * config/pdp11/pdp11.h: Likewise.
8335 * config/pj/pj.h: Likewise.
8336 * config/s390/s390.h: Likewise.
8337 * config/sh/sh.h: Likewise.
8338 * config/stormy16/stormy16.h: Likewise.
8339 * config/v850/v850.h: Likewise.
8340 * config/vax/vax.h: Likewise.
8341 * config/we32k/we32k.h: Likewise.
8343 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
8345 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
8346 (altivec_lvsl): Change constraint to b.
8347 (altivec_lvsr): Same.
8348 (altivec_lvebx): Same.
8349 (altivec_lvehx): Same.
8350 (altivec_lvewx): Same.
8351 (altivec_lvxl): Same.
8352 (altivec_lvx): Same.
8353 (altivec_stvx): Add parallel.
8354 (altivec_stvxl): Same.
8355 (altivec_stvehx): Same.
8356 (altivec_stvebx): Same.
8357 (altivec_stvebx): Same.
8359 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
8361 * config.gcc: Change altivec.h to altivec-defs.h.
8363 * config/rs6000/altivec.h: Delete.
8365 * config/rs6000/altivec-defs.h: Add.
8367 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
8369 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
8372 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
8373 less than or equal to eight bytes.
8375 * vax.md (andsi3): Remove constraints and change SET destination
8376 operand type to nonimmediate_operand.
8377 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
8378 when it is a CONST_INT.
8380 2002-01-15 Jason Merrill <jason@redhat.com>
8382 * c-common.def (FILE_STMT): New code.
8383 * c-common.c (statement_code_p): It's a statement.
8384 * c-common.h (stmt_tree_s): Add x_last_filename.
8385 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
8386 (last_expr_filename): New macro.
8387 * c-semantics.c (begin_stmt_tree): Initialize it.
8388 (add_stmt): If the filename changed, also insert a
8390 (expand_stmt): Handle seeing one.
8392 2002-01-15 Eric Christopher <echristo@redhat.com>
8394 * flow.c (propagate_one_insn): Add error message and print out
8397 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8399 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
8400 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
8401 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
8402 TRAMPOLINE_ALIGNMENT.
8403 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
8405 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
8406 PCC_BITFIELD_TYPE_MATTERS.
8407 * config/interix.h (STDC_VALUE): Remove. Use
8408 STDC_0_IN_SYSTEM_HEADERS.
8409 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
8410 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
8411 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
8413 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
8415 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
8416 not work on this platform currently.
8418 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8420 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
8421 readonly_warning in _().
8423 2002-01-15 Douglas B Rupp <rupp@gnat.com>
8425 * gcc.c (delete_if_ordinary): Backout previous change.
8427 2002-01-15 Kazu Hirata <kazu@hxi.com>
8429 * config/h8300/h8300.c (print_operand): Remove support for
8430 unused operand characters.
8432 * read-rtl.c: Fix formatting.
8434 * recog.c: Likewise.
8435 * regclass.c: Likewise.
8436 * regmove.c: Likewise.
8437 * reg-stack.c: Likewise.
8438 * reload1.c: Likewise.
8439 * rtlanal.c: Likewise.
8441 2002-01-15 Kazu Hirata <kazu@hxi.com>
8443 * config/i386/i386.c: Fix formatting.
8445 2002-01-15 Jakub Jelinek <jakub@redhat.com>
8447 * c-typeck.c (process_init_element): Don't save_expr
8448 COMPOUND_LITERAL_EXPR if just its initializer will be used.
8450 2002-01-15 David Edelsohn <edelsohn@gnu.org>
8452 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
8453 emit optional traceback table if optimize_size or TARGET_ELF.
8454 * config/rs6000/rs6000.md (prefetch): New.
8456 2002-01-15 Andreas Jaeger <aj@suse.de>
8458 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
8460 2002-01-15 Kazu Hirata <kazu@hxi.com>
8462 * mips-tfile.c: Fix formatting.
8464 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
8466 * unroll.c (final_reg_note_copy): Fix previous commit.
8468 2002-01-14 Kazu Hirata <kazu@hxi.com>
8470 * config/h8300/h8300-protos.h: Remove the prototype for
8472 * config/h8300/h8300.c (eq_operator): Remove.
8474 2002-01-14 Richard Henderson <rth@redhat.com>
8476 * config/i386/i386.md (prefetch): Tidy.
8477 (prefetch_3dnow): Fix locality operand.
8479 2002-01-14 Richard Henderson <rth@redhat.com>
8481 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
8482 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
8484 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
8486 * reload1.c (reload_combine): Pass reg_sum replacement through
8487 copy_rtx in loop performing multiple changes.
8489 2002-01-14 Jakub Jelinek <jakub@redhat.com>
8491 * except.c (remove_unreachable_regions): New.
8492 (free_eh_status): Clear exception_handler_labels.
8493 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
8494 (find_exception_handler_labels): Don't add the same label more than
8496 (remove_exception_handler_label): Don't die if
8497 find_exception_handler_labels hasn't been called for the current
8500 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
8502 * toplev.c (rest_of_compilation): Rebuild jump labels after
8505 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
8507 * doc/extend.texi: Move documentation of X86 built-in functions
8509 * doc/invoke.texi: From here.
8510 * doc/sourcebuild.texi: Document location of documentation for
8511 machine built-in functions.
8513 2002-01-13 Christopher Faylor <cgf@redhat.com>
8515 * cppfiles.c (TEST_THRESHOLD): New macro.
8516 (SHOULD_MMAP): Ditto.
8517 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
8520 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
8522 * unroll.c (final_reg_note_copy): Properly handle
8524 (unroll_loops): Fix LOOP_CONDITION heuristics.
8526 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
8528 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
8529 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
8531 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
8533 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
8536 2002-01-14 Tom Rix <trix@redhat.com>
8538 * config/rs6000/rs6000.md: Fix typo with sradi.
8540 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
8542 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
8543 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
8544 (clrstrdi, clrstrsi): Adapt callers.
8546 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
8548 (movti splitter): Never use register 0 as base register.
8550 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
8552 * combine.c (simplify_shift_const): Always generate new rtx
8553 for shift expression instead of reusing given expression.
8555 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8557 * config/alpha/alpha.c (alpha_expand_mov): Don't call
8558 alpha_legitimize_address unless mode is Pmode.
8560 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
8562 * doc/md.texi (Modifiers): Document the '*' constraint for the
8565 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
8566 * doc/extend.texi (Function Attributes): 'interrupt' is valid
8569 2002-01-13 Richard Henderson <rth@redhat.com>
8571 * reload.c (find_reloads): Use a hard reg destination as reload reg
8572 for an input reload of the source.
8574 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8576 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
8579 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
8581 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
8582 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
8584 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
8586 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8588 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
8590 2002-01-12 Tom Rix <trix@redhat.com>
8592 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
8595 2002-01-12 Richard Henderson <rth@redhat.com>
8597 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
8599 * doc/invoke.texi: Update Alpha options.
8601 * doc/invoke.texi: Update i386 built-in function lists.
8603 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
8605 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
8606 referencing outside.
8608 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8610 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
8611 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
8612 offsets, and change line folding.
8613 * optabs.c (expand_binop): Remove warnings.
8614 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
8616 2002-01-12 Graham Stott <grahams@redhat.com>
8618 * attribs.c (handle_deprecated_attribute): constify WHAT.
8619 * diagnostic.c (warn_deprecated_use): Add braces, fixes
8620 dangling else warning and constify WHAT.
8621 * except.h (struct function, struct inline_remap): Move
8622 struct tag forward defs before all prototypes.
8623 (duplicate_eh_regions): Whitespace.
8625 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
8627 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
8628 MODE_BASE_REG_CLASS.
8629 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
8631 2002-01-12 Richard Henderson <rth@redhat.com>
8633 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
8634 (ix86_expand_vector_move): New.
8635 (bdesc_2arg): Remove andps, andnps, orps, xorps.
8636 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
8637 Remove old prefetch builtins. Special case the logicals removed above.
8638 (ix86_expand_builtin): Likewise.
8639 (safe_vector_operand): Use V4SFmode, not TImode.
8640 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
8641 (ix86_expand_timode_binop_builtin): New.
8642 * config/i386/i386-protos.h: Update.
8643 * config/i386/i386.h (enum ix86_builtins): Update.
8644 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
8645 Use ix86_expand_vector_move in vector move expanders.
8646 (movti_internal, movti_rex64): Add xorps alternative.
8647 (sse_clrv4sf): Rename and adjust from sse_clrti.
8648 (prefetch): Don't work so hard.
8649 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
8650 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
8651 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
8653 2002-01-11 Richard Henderson <rth@redhat.com>
8655 * config/i386/mmintrin.h: New file.
8656 * config/i386/xmmintrin.h: New file.
8657 * config.gcc (i?86-*-*): Add extra_headers.
8658 * simplify-rtx.c (simplify_unary_operation): Handle saturating
8660 (simplify_binary_operation): Handle saturating arithmetic codes.
8661 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
8662 not the lowpart subreg.
8663 (ix86_expand_builtin): Return a TImode dummy register instead of 0
8665 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
8667 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8669 * conflict.c (conflict_graph_compute): Free regsets when finished.
8670 * ssa.c (compute_coalesced_reg_partition): Likewise.
8672 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8674 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
8675 every where we allocate a register.
8677 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8679 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
8680 * lcm.c (compute_earliest, compute_farthest): Likewise.
8682 2002-01-11 Janis Johnson <janis187@us.ibm.com>
8684 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
8686 2002-01-11 Janis Johnson <janis187@us.ibm.com>
8688 * doc/rtl.texi (Insns): Fix 2 typos.
8690 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
8692 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
8693 options. Use @table @gcctabopt for MMIX options. Add index
8694 entries for MMIX options. Start new paragraph with first
8695 heading of the machine-dependent options.
8697 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
8700 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
8701 * combine.c (force_to_mode): Same.
8702 * reload1.c (clear_reload_reg_in_use): Same.
8704 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
8706 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
8709 2002-01-11 Andreas Jaeger <aj@suse.de>,
8710 Brad Lucier <lucier@math.purdue.edu>
8712 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
8715 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
8717 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
8718 Protect with IN_LIBGCC.
8719 (LINK_EH_SPEC): Add required trailing space.
8721 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
8723 * c-tree.h: Move function declarations so that they are listed
8724 under the filename which contains them.
8725 (check_identifier, finish_decl_top_level,
8726 lookup_name_current_level_global, shadow_record_fields): Remove.
8728 2002-01-11 Andreas Jaeger <aj@suse.de>
8730 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
8733 2002-01-10 Richard Henderson <rth@redhat.com>
8735 * config/alpha/alpha.c (print_operand): Add 'J'.
8736 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
8737 new operand with the sequence number for the lituse. When splitting
8738 the insns, use gen_movdi_er_high_g and generate a sequence number.
8739 (gen_movdi_er_high_g): Print the sequence number if non-zero.
8741 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
8743 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
8744 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
8746 (altivec_expand_builtin): Same.
8747 (altivec_expand_stv_builtin): New.
8749 * config/rs6000/rs6000.h (rs6000_builtins): Same.
8751 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
8752 ("altivec_lvehx"): New.
8753 ("altivec_lvewx"): New.
8754 ("altivec_lvxl"): New.
8755 ("altivec_lvx"): New.
8756 ("altivec_stvx"): New.
8757 ("altivec_stvebx"): New.
8758 ("altivec_stvehx"): New.
8759 ("altivec_stvewx"): New.
8760 ("altivec_stvxl"): New.
8762 2002-01-10 Richard Henderson <rth@redhat.com>
8764 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
8765 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
8766 care not to delete instructions twice.
8768 2002-01-10 Zack Weinberg <zack@codesourcery.com>
8770 * toplev.c: Don't declare environ (it's not used anywhere).
8771 * configure.in: Don't check for declaration of environ.
8772 * config/i386/xm-mingw32.h: Don't #define environ.
8773 * config.in, configure: Regenerate.
8775 2002-01-10 Zack Weinberg <zack@codesourcery.com>
8777 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
8778 * configure: Regenerate.
8780 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
8781 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
8782 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
8784 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
8785 LIMITS_H_TEST here, not in m68k/x-next.
8786 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
8787 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
8789 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
8790 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
8791 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
8793 * config/i386/x-djgpp: Renamed i386/t-djgpp.
8794 * config/m88k/x-dolph: Renamed m88k/t-dolph.
8795 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
8796 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
8797 replacement of quadlib.asm with quadlib.c.
8799 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
8800 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
8801 config/rs6000/xm-beos.h: Delete file.
8803 * config.gcc: Update to match above changes.
8805 2002-01-10 Kazu Hirata <kazu@hxi.com>
8807 * config/h8300/h8300.h: Fix comment typos.
8808 * config/h8300/h8300.md: Likewise.
8809 * config/h8300/lib1funcs.asm: Likewise.
8811 2002-01-10 Dale Johannesen <dalej@apple.com>
8813 PR optimization/5269
8814 * unroll.c (precondition_loop_p): Make *increment be the correct
8815 sign when n_iterations known, to avoid confusing caller.
8817 2002-01-10 Kazu Hirata <kazu@hxi.com>
8819 * doc/extend.texi (deprecated): Fix a typo.
8821 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
8823 * basic-block.h (update_br_prob_note): Declare.
8824 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
8825 (try_forward_edges): Care negative frequencies and update note.
8826 (outgoing_edges_match): Tweek conditional merging heuristics.
8827 (try_crossjump_to_edge): use update_br_prob_note.
8828 * cfglayout.c (fixup_reorder_chain): Likewise.
8829 * cfrtl.c (update_br_prob_note): New.
8830 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
8832 * i386.c (ix86_decompose_address): Return -1 if address contains
8834 (legitimate_address_p): Require ix86_decompose_address to return 1.
8836 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
8837 (cprop_insn): Likewise.
8839 2002-01-10 Kazu Hirata <kazu@hxi.com>
8841 * toplev.c: Fix formatting.
8843 * tree-dump.c: Likewise.
8844 * unroll.c: Likewise.
8845 * unwind-dw2.c: Likewise.
8846 * unwind-dw2-fde.c: Likewise.
8847 * unwind-dw2-fde-glibc.c: Likewise.
8848 * unwind-sjlj.c: Likewise.
8850 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
8852 * doc/invoke.texi: Document PDP-11 options.
8854 2002-01-10 Kazu Hirata <kazu@hxi.com>
8856 * config/h8300/h8300.h: Fix formatting.
8858 2002-01-10 Ira Ruben <ira@apple.com>
8860 Add __attribute__ ((deprecated)).
8861 * extend.texi: Document __attribute__ ((deprecated)).
8862 * invoke.texi: Document -Wno-deprecated-declarations.
8863 * testsuite/g++.dg/other/deprecated.C: New C++ test.
8864 * testsuite/gcc.dg/deprecated.c: New C test.
8865 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
8866 (c_common_attribute_table): Add "deprecated" entry.
8867 (handle_deprecated_attribute): New function.
8868 * c-decl.c (deprecated_states): New enum.
8869 deprecated_state: State of "deprecated" handling.
8870 (start_decl): Set deprecated_state based on attributes.
8871 (grokdeclarator): Test for deprecated uses, propagate attribute.
8872 * c-typeck.c (build_component_ref): Test for deprecated fields.
8873 (build_external_ref): Test for deprecated primaries.
8874 * diagnostic.c (warn_deprecated_use) New function to issue
8875 warnings about __attribute__ ((depricated)) references.
8876 * flags.h (warn_deprecated_decl): Extern declared for
8877 -W[no-]deprecated-declarations option.
8878 * print-tree.c (print_node): Show deprecated flag status.
8879 * toplev.c (warn_deprecated_decl): Defined.
8880 (W_options): Added "deprecated-declaration".
8881 * toplev.h (warn_deprecated_use): Extern declared.
8882 * tree.h (struct tree_common): Define deprecated_flag.
8883 (TREE_DEPRECATED): New macro to access flag.
8884 * cp/call.c (build_call): Test for deprecated calls.
8885 * cp/class.c (add_implicitly_declared_members): Set global
8886 flag to tell grokdeclarator to not issue deprecated warnings.
8887 * cp/cp-tree.h: Add extern for adding_implicit_members.
8888 * cp/decl.c (deprecated_states): New enum.
8889 (start_decl): Set deprecated_state based on attributes.
8890 (grokdeclarator): Test for deprecated uses, propagate attribute.
8891 * cp/lex.c (do_identifier): Test for deprecated primaries.
8892 * cp/typeck.c (build_component_ref): Test for deprecated fields.
8894 2002-01-10 Ira Ruben <ira@apple.com>
8896 Fix to assign attributes to inline member functions.
8897 * cp/decl.c (start_method): Handle attrlist.
8899 2002-01-10 Kazu Hirata <kazu@hxi.com>
8901 * combine.c (expand_field_assignment): Use subreg_lsb().
8903 2002-01-10 David Edelsohn <edelsohn@gnu.org>
8905 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
8906 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
8907 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
8908 Recurse for any operand of AND as long as constant is non-zero.
8910 2002-01-10 Kazu Hirata <kazu@hxi.com>
8912 * config/h8300/h8300.md: Remove constraints from expanders.
8914 2002-01-10 Kazu Hirata <kazu@hxi.com>
8916 * varasm.c: Fix formatting.
8917 * varray.c: Likewise.
8918 * vmsdbgout.c: Likewise.
8919 * xcoffout.c: Likewise.
8921 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
8923 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
8924 update edge probabilities to match.
8926 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
8928 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
8930 * doc/languages.texi, doc/sourcebuild.texi: New files.
8931 * doc/configfiles.texi: Make a subsubsection. Update.
8932 * doc/configterms.texi: Add @node. Remove warning that this isn't
8933 instructions for building GCC.
8934 * doc/makefile.texi: Make a subsection.
8935 * doc/gccint.texi: Update.
8937 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
8939 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
8941 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
8943 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
8945 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
8947 * optabs.c (expand_fix): Look for wider integer modes first.
8949 * i386.md (mov?f): Avoid the fake const double trick for medium
8951 (min?f*/max?f*): Prohibit memory operands for i387 variant.
8952 (fop_df_4): Disable for SSE compilation.
8954 2002-01-10 Graham Stott <grahams@redhat.com>
8956 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
8957 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
8959 2002-01-10 Richard Henderson <rth@redhat.com>
8961 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
8963 2002-01-10 Richard Henderson <rth@redhat.com>
8965 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
8966 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
8968 2002-01-10 Kazu Hirata <kazu@hxi.com>
8970 * combine.c (can_combine_p): Fix a comment typo.
8972 2002-01-09 Zack Weinberg <zack@codesourcery.com>
8974 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
8975 empty list correctly. Change loop index $t to $f for
8976 consistency with rest of Makefile.
8978 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
8980 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
8981 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
8983 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
8984 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
8985 (altivec_init_builtins): Same.
8986 (altivec_expand_unop_builtin): Return NULL_RTX on error.
8987 (altivec_expand_binop_builtin): Same.
8988 (altivec_expand_ternop_builtin): Same.
8991 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
8992 ("altivec_vctuxs"): Fix typo.
8993 ("altivec_vnmsubfp"): Same.
8994 ("altivec_dssall"): New.
8995 ("altivec_mfvscr"): New.
8996 ("altivec_dss"): New.
8997 ("altivec_lvsl"): New.
8998 ("altivec_lvsr"): New.
8999 ("altivec_dstt"): New.
9000 ("altivec_dstst"): New.
9001 ("altivec_dststt"): New.
9002 ("altivec_dst"): New.
9004 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
9005 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
9007 2002-01-09 Richard Henderson <rth@redhat.com>
9009 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
9011 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
9013 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
9015 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
9017 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
9019 2002-01-09 Kazu Hirata <kazu@hxi.com>
9021 * read-rtl.c: Fix formatting.
9023 * regclass.c: Likewise.
9024 * regrename.c: Likewise.
9025 * reg-stack.c: Likewise.
9026 * reload1.c: Likewise.
9027 * reload.c: Likewise.
9030 2002-01-09 Kazu Hirata <kazu@hxi.com>
9032 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
9033 to extract items in the expr_list chain.
9035 2002-01-09 Richard Henderson <rth@redhat.com>
9037 * config/vax/vax.c (vax_rtx_cost): Never abort.
9039 * config/vax/vax.h (REAL_ARITHMETIC): Define.
9041 2002-01-09 Jan Hubicka <jh@suse.cz>
9043 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
9045 2002-01-09 Richard Henderson <rth@redhat.com>
9047 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
9048 Unify code from various alternatives.
9050 2002-01-09 Richard Henderson <rth@redhat.com>
9052 * regrename.c (copy_value): Ignore the copy if the source register
9053 is present in the value chain with a narrower mode.
9055 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9057 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
9058 for the c4x target. Also improve layout.
9060 2002-01-09 Richard Henderson <rth@redhat.com>
9062 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
9063 * config/m32r/m32r.md (and ior xor splitters): Swap operands
9064 to match insn patterns.
9066 2002-01-09 Richard Henderson <rth@redhat.com>
9068 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
9069 (copyprop_hardreg_forward_1): Likewise.
9071 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9073 * pa.md (decrement_and_branch_until_zero): Change predicate for
9074 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
9076 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
9078 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
9079 gets undefined. For Darwin.
9081 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9083 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
9085 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9087 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
9089 2002-01-08 Richard Henderson <rth@redhat.com>
9091 * regrename.c (copy_value): Ignore overlapping copies.
9093 2002-01-08 Richard Henderson <rth@redhat.com>
9095 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
9096 as needed to avoid shared structure.
9098 2002-01-08 Kazu Hirata <kazu@hxi.com>
9100 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
9103 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9105 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
9106 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
9107 documentation of obsolete macros.
9108 * system.h: Poison these macros.
9109 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
9110 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
9111 config/c4x/c4x.h, config/clipper/clipper.h,
9112 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
9113 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
9114 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
9115 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
9116 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
9117 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
9118 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
9119 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
9120 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
9121 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
9122 config/sparc/sparc.h, config/stormy16/stormy16.h,
9123 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
9124 definitions and commented out definitions of obsolete macros.
9125 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
9126 of MAX_INT_TYPE_SIZE.
9128 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
9130 * config/s390/s390.c (s390_preferred_reload_class): Never
9131 return ADDR_REGS if it isn't a subset of the given class.
9132 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
9133 FP_REGS, but all superclasses as well.
9135 * config/s390/s390.c (s390_function_profiler): Fix thinko.
9137 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
9138 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
9139 must not be a const_int.
9141 2002-01-08 Richard Henderson <rth@redhat.com>
9143 * Makefile.in (toplev.o): Depend on options.h.
9144 (gcc.o): Depend on specs.h.
9146 2002-01-08 Jakub Jelinek <jakub@redhat.com>
9148 * expr.c (store_expr): Convert VOIDmode constants back to target's
9151 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9153 * doc/invoke.texi: Markup gcc as @command. Refer to
9154 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
9155 of http://gcc.gnu.org/thanks.html.
9157 2002-01-08 Dale Johannesen <dalej@apple.com>
9159 * config/rs6000/rs6000.md: Add missing int register
9160 target case to movdf_low.
9162 2002-01-08 Zack Weinberg <zack@codesourcery.com>
9164 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
9165 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
9166 (cppinit.o): Depend on except.h.
9167 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
9168 s-specs): New rules.
9170 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
9171 Don't create specs.h/options.h/gencheck.h here. Remove
9172 unnecessary variable settings from last argument of AC_OUTPUT.
9173 * config.in, configure: Regenerate.
9174 * intl.c: Hardcode package name as "gcc".
9176 * cppinit.c: Include except.h.
9177 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
9179 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
9180 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
9181 (!)USING_SJLJ_EXCEPTIONS.
9182 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
9184 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9186 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
9187 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
9188 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
9189 documentation of obsolete macros.
9190 * system.h: Poison these macros.
9191 * config/d30v/d30v.h, config/ns32k/encore.h,
9192 config/stormy16/stormy16.h: Remove definitions and commented out
9193 definitions of obsolete macros.
9195 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
9197 * objc/objc-act.c (handle_class_ref): Mark the declaration of
9198 %sobjc_class_ref_%s as used - to prevent unwanted compiler
9201 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
9203 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
9204 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
9205 to insn adjusting stack/frame pointer.
9206 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
9207 accept operands that cause the insn to be non-splittable.
9209 2002-01-08 Graham Stott <grahams@redhat.com>
9211 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
9212 (C_TYPE_FIELDS_VOLATILE): Likewise.
9213 (C_TYPE_BEING_DEFINED): Likewise.
9214 (C_IS_RESERVED_WORD): Likewise.
9215 (C_TYPE_VARIABLE_SIZE): Likewise.
9216 (C_DECL_VARIABLE_SIZE): Likewise.
9217 (C_MISSING_PROTOTYPE_WARNED): Likewise.
9218 (C_SET_EXP_ORIGINAL_CODE): Likewise.
9219 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
9221 (C_DECL_ANTICIPATED): Likewise.
9222 (c_build_type_variant): Add parenthesis.
9224 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9226 * gcc.c (option_map): Remove --version.
9227 (process_command): Handle -fversion following the GNU Coding
9228 Standards. Partially addresses PR other/704.
9230 2002-01-08 Graham Stott <grahams@redhat.com>
9232 * combine.c (combine_instructions): Fix typo.
9234 2002-01-08 Graham Stott <grahams@redhat.com>
9236 * debug.h: Use "tree" and "rtx" throughout.
9238 * debug.c: Likewise.
9240 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
9242 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
9243 constant pool, use the pool's version of the symbol instead.
9245 2002-01-07 Richard Henderson <rth@redhat.com>
9247 * regrename.c (find_oldest_value_reg): Ignore the value chain if
9248 the original register was copied in a mode with a fewer number of
9249 hard registers than the desired mode.
9250 (copyprop_hardreg_forward_1): Likewise.
9251 (debug_value_data): Fix loop test.
9252 * toplev.c (parse_options_and_default_flags): Reenable
9253 -fcprop-registers at -O1.
9255 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9257 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
9258 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
9260 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
9263 * config/rs6000/rs6000.md: Add altivec predicate patterns.
9265 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
9267 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
9268 (pa_output_function_prologue): Output local label at the beginning of
9269 the prologue when profiling.
9270 (hppa_profile_hook): Use the local label rather than the function label.
9271 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
9273 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9275 * config/rs6000/rs6000.c (print_operand): Remove extra space.
9276 (altivec_expand_unop_builtin): Fix thinko.
9277 (altivec_expand_binop_builtin): Same.
9278 (altivec_expand_ternop_builtin): Same.
9279 (altivec_expand_builtin): Same.
9281 2002-01-07 Richard Henderson <rth@redhat.com>
9283 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
9285 2002-01-07 Jason Merrill <jason@redhat.com>
9287 * unwind-dw2.c (execute_cfa_program): Use < again.
9289 2002-01-07 Jakub Jelinek <jakub@redhat.com>
9291 * predict.c (combine_predictions_for_insn): Avoid division by zero.
9293 2002-01-07 Jakub Jelinek <jakub@redhat.com>
9295 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
9296 Don't allow -1 - x -> ~x simplifications in the first pass.
9298 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9300 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
9302 (altivec_expand_binop_builtin): Same.
9303 (altivec_expand_unop_builtin): Same.
9304 (print_operand): Fix typo.
9305 (bdesc_1arg): Add vupk* variants.
9307 * rs6000.h (rs6000_builtins): Add vupk* enums.
9309 * rs6000.md: Add altivec_vupk* variants.
9311 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
9313 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
9314 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
9315 and last update dates.
9317 2002-01-07 Janis Johnson <janis187@us.ibm.com>
9319 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
9321 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
9323 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
9324 * config/avr/avr.h (CPP_SPEC): Likewise.
9325 (LINK_SPEC): Likewise.
9326 (CRT_BINUTILS_SPECS): Likewise.
9327 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9328 * doc/invoke.texi (AVR Options): Document them.
9330 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
9332 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
9335 2002-01-07 Graham Stott <grahams@redhat.com>
9337 * config/i386/i386.h: Update copyright date.
9338 (HALF_PIC_PTR): Add parenthesis.
9339 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
9340 (CONSTANT_ALIGNMENT): Add parenthesis.
9341 (DATA_ALIGNMENT): Likewise.
9342 (LOCAL_ALIGNMENT): Likewise.
9343 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
9344 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
9345 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
9346 (HARD_REGNO_NREGS): Add paranethesis.
9347 (VALID_SSE_REG_MODE): Whitespace.
9348 (VALID_MMX_REG_MODE): Whitespace.
9349 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
9350 (ix86_hard_regno_mode_ok): Add parenthesis.
9351 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
9352 (RETURN_IN_MEMORY): Whitespace.
9353 (N_REG_CLASSES): Add parenthesis.
9354 (INTEGER_CLASS_P): Add parenthesis and wrap.
9355 (FLOAT_CLASS_P): Likewise.
9356 (SSE_CLASS_P): Likewise.
9357 (MMX_CLASS_P): Likewise.
9358 (MAYBE_INTEGER_CLASS_P): Likewise.
9359 (MAYBE_FLOAT_CLASS_P): Likewise.
9360 (MAYBE_SSE_CLASS_P): Likewise.
9361 (MAYBE_MMX_CLASS_P): Likewise.
9362 (Q_CLASS_P): Likewise.
9363 (GENERAL_REGNO_P): Uppercase macro parameter.
9364 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
9365 (FP_REGNO_P): Likewise.
9366 (ANY_FP_REGNO_P): Uppercase macro parameter.
9367 (SSE_REGNO_P): Likewise.
9368 (SSE_REGNO): Likewise.
9369 (SSE_REG_P): Likewise.
9370 (SSE_FLOAT_MODE_P): Likewise.
9371 (MMX_REGNO_P): Likewise.
9372 (MMX_REG_P):Likewise.
9373 (STACK_REG_P): Likewise.
9374 (NON_STACK_REG_P): Likewise.
9375 (STACK_TOP_P): Likewise.
9376 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
9377 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
9378 (SECONDARY_MEMORY_NEEDED): Likewise.
9379 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
9380 (MD_ASM_CLOBBERS): Whitespace and wrap.
9381 (MUST_PASS_IN_STACK): Whitespace and wrap.
9382 (RETURN_POPS_ARGS): Add parenthesis.
9383 (INIT_CUMULATIVE_ARGS): Likewise.
9384 (FUNCTION_ARG): Likewise.
9385 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
9386 (SETUP_INCOMING_VARARGS): Likewise.
9387 (BUILD_VA_LIST_TYPE): Add parenthesis.
9388 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
9390 (EXPAND_BUILTIN_VA_ARG): Likewise.
9391 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
9392 (INITIALIZE_TRAMPOLINE): Add parenthesis.
9393 (INITIAL_ELIMINATION_OFFSET): Likewise.
9394 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
9395 (REGNO_OK_FOR_BASE_P): Likewise.
9396 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
9397 (REGNO_OK_FOR_DIREG_P): Likewise.
9398 (REG_OK_FOR_INDEX_P): Whitespace.
9399 (REG_OK_FOR_BASE_P): Whitespace.
9400 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
9402 (FIND_BASE_TERM): Fix typo.
9403 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
9404 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
9405 (SYMBOLIC_CONST; Whitespace.
9406 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
9407 (ENCODE_SECTION_INFO): Whitespace.
9408 (FINALIZE_PIC): Remove do { ... } while (0).
9409 (PROMOTE_MODE): Wrap in do { ... } while (0).
9410 (CONST_COSTS): Whitespace.
9411 (RTX_COSTS): Add paramethesis, whitespace and wrap.
9412 (REGISTER_MOVE_COST): Add parenthesis.
9413 (MEMORY_MOVE_COST): Likewise.
9414 (EXTRA_CC_MODES): Whitespace.
9415 (SELECT_CC_MODE): Add parenthesis and whitespace.
9416 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
9417 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
9418 (ASM_OUTPUT_LABEL): Add paramethesis.
9419 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
9420 (ASM_OUTPUT_REG_POP): Likewise.
9421 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
9422 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
9424 * config/i386/i386.c: Update copyright.
9425 (CHECK_STACK_LIMIT): Add parenthesis.
9426 (AT_BP): Uppercase macro parameter.
9427 (x86_64_int_parameter_registers): Constify.
9428 (x86_64_int_return_registers): Likewise.
9429 (ix86_compare_op0): Use rtx.
9430 (construct_container): Constify INTREG parameter.
9431 (function_arg): Use rtx.
9433 * diagnostic.h: Update copyright date.
9434 (output_buffer_state): Add parenthesis.
9435 (output_buffer_format_args): Likewise.
9437 * combine.c (combine_instructions): Replace XEXP (links, 0)
9440 2002-01-06 H.J. Lu <hjl@gnu.org>
9442 * cfgcleanup.c (thread_jump): Fix 2 typos.
9444 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
9446 * config.gcc: Add support for --enable-altivec.
9448 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
9450 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
9452 2002-01-06 Jakub Jelinek <jakub@redhat.com>
9454 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
9455 __objc_class_name_*.
9457 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
9459 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
9461 2002-01-06 Richard Henderson <rth@redhat.com>
9463 * reorg.c (emit_delay_sequence): Remove death notes, not merely
9464 nop them out. Increment label reference count for REG_LABEL.
9465 (fill_slots_from_thread): Frob label reference count around
9466 delete_related_insns.
9468 2002-01-05 Richard Henderson <rth@redhat.com>
9470 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
9473 2002-01-05 Richard Henderson <rth@redhat.com>
9475 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
9476 * integrate.c (output_inline_function): Likewise.
9477 * toplev.c (rest_of_compilation): Do it here instead. Move call
9478 to remove_unnecessary_notes after emitting abstract instance.
9479 Force an emitted nested function to have its parent emited as well.
9480 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
9482 (rtl_for_decl_location): Do not look at reload data structures
9483 before reload has run.
9485 2002-01-05 Kazu Hirata <kazu@hxi.com>
9487 * cse.c: Fix formatting.
9488 * dwarf2asm.c: Likewise.
9489 * dwarf2out.c: Likewise.
9490 * explow.c: Likewise.
9491 * expmed.c: Likewise.
9492 * function.c: Likewise.
9494 * gencheck.c: Likewise.
9495 * genrecog.c: Likewise.
9496 * ggc-common.c: Likewise.
9497 * ggc-page.c: Likewise.
9498 * global.c: Likewise.
9500 2002-01-05 Kazu Hirata <kazu@hxi.com>
9502 * combine.c: Fix formatting.
9504 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
9507 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
9509 2002-01-05 David Edelsohn <edelsohn@gnu.org>
9511 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
9512 as 1 for __powerpc64__ as well.
9514 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
9516 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
9519 2002-01-05 Daniel Berlin <dan@dberlin.org>
9521 * lcm.c: Revert change, due to performance regression it causes on
9522 SPEC because it's slightly more conservative (sigh, I hate
9525 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
9527 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
9529 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
9531 * doc/cppinternals.texi: Update.
9533 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
9535 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
9536 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
9538 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
9539 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
9540 kludge for pre-october-14th mmix versions to handle new-found bug
9541 with PUSHJ/PUSHGO and the register stack.
9542 * config/mmix/mmix.h (struct machine_function): Rename member
9543 has_call_value_without_parameters to has_call_without_parameters.
9544 All referers changed.
9545 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
9546 TARGET_MASK_BRANCH_PREDICT): New macros.
9547 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
9548 -mno-reg-stack-fill-bug-workaround.
9549 * config/mmix/mmix.md ("call"): Set struct machine member
9550 has_call_without_parameters.
9552 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
9554 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
9556 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
9558 * cfgcleanup.c: Include tm_p.h
9559 (mark_effect): Fix handling of hard register; fix handling of SET
9561 2002-01-04 Kazu Hirata <kazu@hxi.com>
9563 * config/h8300/h8300.md (anonymous patterns): Check that
9564 operands are registers before using REGNO on them.
9566 2002-01-03 Roland McGrath <roland@frob.com>
9568 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
9570 2002-01-04 Jakub Jelinek <jakub@redhat.com>
9572 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
9573 * c-common.h (genrtl_expr_stmt_value): Likewise.
9574 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
9575 (expand_expr_stmt_value): Add maybe_last argument.
9576 Don't warn about statement with no effect if it is the last statement
9577 in expression statement.
9578 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
9579 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
9580 expand_expr_stmt_value.
9581 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
9582 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
9583 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
9584 as maybe_last to expand_expr_stmt_value.
9586 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
9588 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
9589 be passed in, do not build it.
9590 (c_begin_if_stmt): New function.
9591 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
9592 * c-common.h (c_expand_start_cond): Update prototype.
9593 (c_begin_if_stmt): Prototype new function.
9594 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
9595 * c-parse.in (if_prefix): Use c_begin_if_stmt,
9596 c_begin_while_stmt and c_finish_while_stmt_cond.
9598 2002-01-04 William Cohen <wcohen@redhat.com>
9600 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
9601 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
9602 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
9603 * config/pa/som.h (ASM_FILE_START): Likewise.
9605 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
9607 * lcm.c: Include df.h.
9608 Add available_transfer_function prototype.
9609 (compute_available): Rework to use iterative dataflow framework.
9610 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
9611 with bb_info in df.h
9612 (available_transfer_function): New function.
9614 * Makefile.in (lcm.o): add df.h to dependencies.
9616 2002-01-04 Richard Henderson <rth@redhat.com>
9618 * config/alpha/alpha.c (some_operand): Accept HIGH.
9619 (input_operand): Likewise; accept simple references to globals.
9620 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
9621 (alpha_const_double_ok_for_letter_p): Likewise.
9622 (alpha_extra_constraint): Likewise.
9623 (alpha_preferred_reload_class): Likewise. Do not force
9624 symbolic constants to memory.
9625 (alpha_legitimate_address_p): Accept simple references
9626 to small_symbolic_operand.
9627 (alpha_legitimize_address): New arg scratch. Be prepared to be
9628 called when no_new_pseudos. Emit simple symbolic references.
9629 Split integers into low, high, and rest.
9630 (alpha_expand_mov): Use alpha_legitimize_address.
9631 (some_small_symbolic_mem_operand): New.
9632 (split_small_symbolic_mem_operand): New.
9633 * config/alpha/alpha-protos.h: Update.
9634 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
9635 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
9636 (EXTRA_CONSTRAINT): Likewise.
9637 (PREFERRED_RELOAD_CLASS): Likewise.
9638 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
9639 (PREDICATE_CODES): Update.
9640 * config/alpha/alpha.md: New post-reload splitters to convert
9641 simplfied symbolic operands to the form that references $29.
9642 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
9643 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
9645 2002-01-03 Richard Henderson <rth@redhat.com>
9647 * local-alloc.c (function_invariant_p): Update commentary.
9649 2002-01-04 H.J. Lu <hjl@gnu.org>
9651 * toplev.c (rest_of_compilation): Fix a typo when calling
9654 2002-01-03 Kazu Hirata <kazu@hxi.com>
9656 * c-common.c: Fix formatting.
9657 * diagnostic.c: Likewise.
9658 * doloop.c: Likewise.
9659 * dwarf2out.c: Likewise.
9661 2002-01-03 Kazu Hirata <kazu@hxi.com>
9663 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
9664 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
9666 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
9668 * cpperror.c: Update comments and copyright.
9669 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
9670 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
9672 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9674 * collect2.c (main): Use strcmp when testing for "-shared".
9676 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
9678 * cppmacro.c: Don't include intl.h. Update comments.
9679 (new_number_token): Allocate enough buffer for 64-bit unsigned
9680 integers; update prototype.
9681 * cppmain.c: Update comments.
9683 2002-01-03 William Cohen <wcohen@redhat.com>
9685 * function.h (struct function): Add profile.
9686 (current_function_profile): New.
9687 doc/extend.texi: Update documentation.
9688 * final.c (final_start_function): Use current_function_profile
9689 instead of profile_flag.
9690 (profile_after_prologue): Likewise.
9691 * function.c (expand_function_start): Likewise.
9692 (expand_function_start): Likewise.
9693 * config/alpha/alpha.c (direct_call_operand):
9694 (alpha_does_function_need_gp): Likewise.
9695 (alpha_expand_prologue): Likewise.
9696 * config/arm/arm.c (arm_expand_prologue): Likewise.
9697 thumb_expand_prologue: Likewise.
9698 * config/d30v/d30v.c (d30v_stack_info): Likewise.
9699 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
9700 (fr30_expand_prologue): Likewise.
9701 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
9702 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
9703 * config/i386/i386.h (FINALIZE_PIC): Likewise.
9704 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
9705 * config/i960/i960.c (i960_output_function_prologue): Likewise.
9706 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
9707 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
9708 (m32r_expand_prologue): Likewise.
9709 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
9710 (m88k_expand_prologue): Likewise.
9711 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
9712 * config/mips/mips.c (compute_frame_size): Likewise.
9713 (mips_expand_prologue): Likewise.
9714 (mips_can_use_return_insn): Likewise.
9715 * config/pa/elf.h (ASM_FILE_START): Likewise.
9716 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
9717 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
9718 * config/pa/som.h (ASM_FILE_START): Likewise.
9719 * config/romp/romp.c (romp_using_r14): Likewise.
9720 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
9721 (rs6000_stack_info): Likewise.
9722 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9723 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
9724 * config/v850/v850.c (compute_register_save_size): Likewise.
9726 2002-01-03 Jakub Jelinek <jakub@redhat.com>
9728 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
9729 gen_lowpart_common fails, use gen_lowpart_SUBREG.
9731 2002-01-03 Turly O'Connor <turly@apple.com>
9733 * darwin.c (machopic_output_possible_stub_label): Don't generate
9734 stub routines for pseudo-stubs which we've just defined.
9736 2002-01-03 Kazu Hirata <kazu@hxi.com>
9738 * builtins.c: Fix formatting.
9739 * c-typeck.c: Likewise.
9740 * combine.c: Likewise.
9744 2002-01-03 Andreas Schwab <schwab@suse.de>
9746 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
9747 and return true if _cpp_push_next_buffer pushed a new include
9749 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
9750 _cpp_pop_file_buffer did not push a new file.
9751 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
9753 2002-01-02 Eric Christopher <echristo@redhat.com>
9755 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
9756 FIND_REG_INC_NOTE call. Update copyright.
9757 * loop.c (canonicalize_condition): Ditto.
9758 * reorg.c (delete_scheduled_jump): Ditto.
9760 2002-01-03 Kazu Hirata <kazu@hxi.com>
9762 * gcse.c: Fix formatting.
9764 2002-01-03 Graham Stott <grahams@redhat.com>
9766 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
9767 forward defs for struct tags rtx_def, union_tree, rtvec_def
9768 also output corresponding typedefs for rtx, tree, and rtvec.
9770 * system.h: Move forward defs for struct tags rtx_def, union_tree,
9771 rtvec_def along with corresponding typedefs for rtx, tree, and
9772 rtvec to config.h, hconfig.h, tconfig.h.
9774 2002-01-03 Graham Stott <grahams@redhat.com>
9776 * tree.h: Update copyright date.
9777 (IS_EXPR_CODE_CLASS): Add parenthesis.
9778 (TREE_SET_CODE): Add whitespace.
9779 (TREE_CHECK): Add parenthesis.
9780 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
9781 (CST_OR_CONSTRUCTOR_CHECK):
9782 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
9783 (TREE_SYMBOL_REFERENCED): Whitespace.
9784 (INT_CST_LT): Likewise.
9785 (INT_CST_LT_UNSIGNED): Likewise.
9786 (tree_real_cst): Unwrap comment.
9787 (tree_string): Likewise.
9788 (tree_complex): Likewise.
9789 (IDENTIFIER_POINTER): correct cast.
9790 (SAVE_EXPR_CONTEXT): Whitespace.
9791 (EXPR_WFL_FILENAME_NODE): Likewise.
9792 (EXPR_WFL_FILENAME): Remove parenthesis.
9793 (DECL_ORIGIN): Add parenthesis.
9794 (DECL_FROM_INLINE): Use NULL_TREE.
9795 (build_int_2): Whitespace.
9796 (build_type_variant): Add parenthesis.
9798 * gcc/jcf-parse.c: Update copyright date.
9799 (yyparse): Constify resource_filename.
9801 2002-01-03 Graham Stott <grahams@redhat.com>
9803 * rtl.h: Update copyright date.
9804 (RTL_CHECK1): Wrap long line.
9805 (RTL_CHECK2): Likewise.
9806 (RTL_CHECKC1): Wrap long line and whitespace.
9807 (RTL_CHECKC2): Likewise.
9808 (XWINT): Whitespace.
9814 (XBITMAP): Likewise.
9825 (X0BITMAP): Likewise.
9827 (X0BBDEF): Likewise.
9828 (X0ADVFLAGS): Likewise.
9829 (X0CSELIB): Likewise.
9830 (X0MEMATTR): Likewise.
9838 (XCBITMAP): Likewise.
9840 (XCBBDEF): Likewise.
9841 (XCADVFLAGS): Likewise.
9842 (XCCSELIB): Likewise.
9844 (INSN_UID): Likewise.
9845 (PREV_INSN): Likewise.
9846 (PATTERN): Likewise.
9847 (INSN_CODE): Likewise.
9848 (PUT_REG_NOTE_KIND): Likewise.
9849 (CODE_LABEL_NUMBER): Likewise.
9850 (NOTE_SOURCE_FILE): Likewise.
9851 (NOTE_BLOCK): Likewise.
9852 (NOTE_EH_HANDLER): Likewise.
9853 (NOTE_RANGE_INFO): Likewise.
9854 (NOTE_LIVE_INFO): Likewise.
9855 (NOTE_BASIC_BLOCK): Likewise.
9856 (NOTE_EXPECTED_VALUE): Likewise.
9857 (NOTE_LINE_NUMBER): Likewise.
9858 (LABEL_NAME): Likewise.
9859 (LABEL_NUSES): Likewise.
9860 (LABEL_ALTERNATE_NAME): Likewise.
9861 (ADDRESSOF_DECL): Likewise.
9862 (JUMP_LABEL): Likewise.
9863 (LABEL_NEXTREF): Likewise.
9865 (ORIGINAL_REGNO: Likewise.
9866 (HARD_REGISTER_NUM_P): Add parenthesis.
9867 (SUBREG_REG): Whitespace.
9868 (SUBREG_BYTE): Likewise.
9869 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
9870 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
9871 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
9872 (ASM_OPERANDS_INPUT_VEC): Likewise.
9873 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
9874 (ASM_OPERANDS_INPUT): Likewise.
9875 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
9876 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
9877 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
9878 (ASM_OPERANDS_INPUT_MODE): Likewise.
9879 (ASM_OPERANDS_SOURCE_FILE): Likewise.
9880 (ASM_OPERANDS_SOURCE_LINE): Likewise.
9881 (MEM_SET_IN_STRUCT_P): Minor reformat.
9882 (TRAP_CONDITION): Whitespace.
9883 (TRAP_CODE): Likewise.
9884 (COND_EXEC_TEST): Likewise.
9885 (COND_EXEC_CODE): Likewise.
9886 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
9887 (PHI_NODE_P): Add parenthesis.
9888 (plus_constant): Whitespace and add parenthesis.
9890 2002-01-03 Kazu Hirata <kazu@hxi.com>
9892 * config/avr/avr.c: Fix comment typos.
9893 * config/c4x/c4x.md: Likewise.
9894 * config/dsp16xx/dsp16xx.h: Likewise.
9895 * config/dsp16xx/dsp16xx.md: Likewise.
9896 * config/i386/i386.md: Likewise.
9897 * config/ia64/ia64.c: Likewise.
9898 * config/m32r/m32r.h: Likewise.
9899 * config/m68hc11/m68hc11.md: Likewise.
9900 * config/mmix/mmix.c: Likewise.
9901 * config/mn10200/mn10200.c: Likewise.
9902 * config/romp/romp.c: Likewise.
9903 * config/sh/sh.c: Likewise.
9904 * config/stormy16/stormy16.c: Likewise.
9905 * config/stormy16/stormy16.h: Likewise.
9906 * config/stormy16/stormy16.md: Likewise.
9908 2002-01-03 Graham Stott <grahams@redhat.com>
9910 * loop.h: Update copyright date.
9911 (LOOP_MOVABLES): Fix typo.
9912 (LOOP_REGS): Likewise.
9913 (LOOP_IVS): Likewise.
9915 2002-01-03 Graham Stott <grahams@redhat.com>
9917 * cppinit.c: Update copyright date.
9918 Don't include output.h
9919 * Makefile.in: Update copyright date.
9922 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
9925 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
9926 (-pthread) Add to RS/6000 options.
9928 2002-01-02 Kazu Hirata <kazu@hxi.com>
9930 * except.c: Fix comment typos.
9932 * varasm.c: Likewise.
9933 * doc/tm.texi: Fix a typo.
9935 2002-01-02 Jakub Jelinek <jakub@redhat.com>
9937 * c-typeck.c (output_init_element): Allow initializing static storage
9938 duration objects with compound literals.
9940 2002-01-02 Richard Henderson <rth@redhat.com>
9942 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
9945 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9947 * gcc.c (default_compilers): Const-ify.
9948 * mips-tdump.c (stab_names): Likewise.
9949 * mips-tfile.c (map_coff_types, map_coff_storage,
9950 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
9951 pseudo_ops_t, pseudo_ops): Likewise.
9952 * protoize.c (default_include): Likewise
9954 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
9955 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
9956 Add array size in declaration.
9957 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
9958 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
9959 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
9960 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
9961 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
9962 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
9963 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
9964 emtens, make_nan): Const-ify.
9965 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
9966 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
9968 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
9970 * config.gcc (ia64-*-*): Set extra_headers.
9971 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
9972 * config/alpha/t-osf: Remove.
9973 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
9975 2002-01-02 David Edelsohn <edelsohn@gnu.org>
9977 * config/rs6000/t-aix43: Revert previous change.
9979 2002-01-02 Jason Merrill <jason@redhat.com>
9981 * c-decl.c (c_expand_body): Call outlining_inline_function when
9982 emitting an inline function out of line.
9984 2002-01-02 Richard Henderson <rth@redhat.com>
9986 * dwarf2out.c (limbo_die_node): Add created_for member.
9987 (new_die): New argument created_for. Update all callers.
9988 (mark_limbo_die_list): New.
9989 (dwarf2out_init): Register limbo_die_list as a root.
9990 (dwarf2out_finish): Force insert limbo dies into their function
9993 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
9996 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
9998 2002-01-02 Kazu Hirata <kazu@hxi.com>
10000 * config/h8300/fixunssfsi.c: Update copyright.
10003 * config/h8300/h8300.c: Update copyright.
10004 Eliminate warnings.
10006 2002-01-02 Kazu Hirata <kazu@hxi.com>
10008 * config/romp/romp.c: Fix comment formatting.
10009 * config/romp/romp.h: Likewise.
10010 * config/romp/romp.md: Likewise.
10011 * config/s390/s390.c: Likewise.
10012 * config/stormy16/stormy16.c: Likewise.
10013 * config/stormy16/stormy16.h: Likewise.
10015 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
10017 * c-common.h (genrtl_expr_stmt_value): Declare.
10018 * c-semantics.c (genrtl_goto_stmt): Redirect to...
10019 (genrtl_goto_stmt_value): ... this new function. Pass new
10020 argument down to expand_expr_stmt_value, taking
10021 TREE_ADDRESSABLE into account.
10022 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
10023 STMT_EXPR as addressable, i.e., one whose result we want.
10024 * expr.c (expand_expr): Don't save expression statement value
10025 of labeled_blocks or loop_exprs.
10026 * stmt.c (expand_expr_stmt): Redirect to...
10027 (expand_expr_stmt_value): ... this new function. Use new
10028 argument to tell whether to save expression value.
10029 (expand_end_stmt_expr): Reset last_expr_type and
10030 last_expr_value if we don't have either.
10031 * tree-inline.c (declare_return_variable): Mark its use
10032 statement as addressable.
10033 * tree.h: Document new use of TREE_ADDRESSABLE.
10034 (expand_expr_stmt_value): Declare.
10036 2002-01-01 Tom Rix <trix@redhat.com>
10038 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
10039 rs6000_emit_allocate_stack.
10041 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
10043 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
10044 ${srcdir}/ginclude/ to every entry in extra_headers.
10045 * configure: Regenerate.
10046 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
10047 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
10048 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
10049 * ginclude/proto.h: Rename to config/convex/proto.h.
10051 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10053 * attribs.c (handle_vector_size_attribute): Use host_integerp
10054 and tree_int_cst; remove warnings.
10055 * caller-save.c (insert_restore): Add cast to get rid of warning.
10056 (insert_save): Likewise.
10057 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
10058 * regmove.c (find_matches): Add temporary var to kill a warning.
10060 2002-01-01 Douglas B Rupp <rupp@gnat.com>
10062 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
10063 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
10064 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
10065 (vms-dwarf2eh.o): Add Makefile rule.
10066 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
10067 * config/alpha/vms-dwarf2eh.asm: New file.
10069 * gcc.c (delete_if_ordinary): Delete all versions.
10071 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
10073 * config/mmix/mmix.md: Update FIXME to not mention
10075 (MMIX_rJ_REGNUM): New define_constants constant.
10076 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
10077 "*movdicc_real"): Adjust contraints formatting.
10078 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
10079 for branch prediction.
10080 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
10082 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
10083 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
10084 number. Delete related FIXMEs.
10085 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
10086 from number to MMIX_rJ_REGNUM.
10087 (TARGET_MASK_BRANCH_PREDICT): New.
10088 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
10089 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
10090 value. Add -mbranch-predict and -mno-branch-predict.
10091 (TARGET_VERSION): Drop date.
10092 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
10093 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
10094 for finding out global symbols.
10095 (mmix_asm_output_labelref): Revert condition for global symbol.
10096 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
10097 (mmix_print_operand_punct_valid_p): A '+' is valid.
10099 See ChangeLog.6 for earlier changes.