1 2002-04-09 Richard Henderson <rth@redhat.com>
3 * basic-block.h (flow_delete_block_noexpunge): Declare.
4 (expunge_block_nocompact): Declare.
5 * cfg.c (expunge_block_nocompact): Split out from ...
6 (expunge_block): ... here.
7 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
8 (flow_delete_block_noexpunge): Split out from ...
9 (flow_delete_block): ... here.
10 * cfgcleanup.c (delete_unreachable_blocks): Compact while
12 * except.c (exception_handler_labels): Remove.
13 (exception_handler_label_map): New.
14 (struct eh_region): Add aka member.
15 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
16 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
17 (for_each_eh_label, for_each_eh_label_1): New.
18 (init_eh): Register exception_handler_label_map.
19 (free_eh_status): Use free_region.
20 (find_exception_handler_labels): Use the map, not the list.
21 (remove_exception_handler_label): Likewise.
22 (maybe_remove_eh_handler): Likewise.
23 (remove_eh_handler): Use the region aka bitmap.
24 * except.h (exception_handler_labels): Remove.
25 (for_each_eh_label): Declare.
26 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
27 * loop.c (invalidate_loops_containing_label): New.
28 (find_and_verify_loops): Use it. Use for_each_eh_label.
29 * sched-rgn.c (is_cfg_nonregular): Use
30 current_function_has_exception_handlers.
32 2002-04-09 Richard Henderson <rth@redhat.com>
34 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
35 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
36 Do not return changed status.
37 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
38 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
39 New functions that do return changed status.
40 * sbitmap.h: Update decls.
41 * gcse.c, lcm.c: Use _cg functions as needed.
43 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
45 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
46 (sh64-*-elf*, sh-*-rtemself*): Likewise.
47 * config/sh/embed_bb.c: New file.
48 * config/sh/embed-elf.h: New file.
49 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
50 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
51 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
53 (SUBTARGET_CPP_PTR_SPEC): Don't define.
54 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
55 Add subtarget_asm_endian_spec.
56 (ASM_SPEC): Use subtarget_asm_endian_spec.
57 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
58 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
59 (WCHAR_UNSIGNED): Define.
60 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
61 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
62 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
64 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
65 (sh_adjust_cost): Likewise.
66 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
68 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
69 (WCHAR_TYPE_SIZE): Likewise.
70 (ASM_SPEC): Use subtarget_asm_endian_spec.
71 (SH_ELF_WCHAR_TYPE): #undef/ #define.
72 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
73 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
74 (MAX_WCHAR_TYPE_SIZE): Don't #define .
75 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
76 (USER_LABEL_PREFIX): Don't #undef /#define .
77 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
78 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
79 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
81 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
82 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
83 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
84 (LIB2FUNCS_EXTRA): Define.
85 * t-sh64 (LIB2FUNCS_EXTRA): Define.
86 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
87 (LIB1ASMFUNCS_CACHE): Define.
88 (LIB2FUNCS_EXTRA): Redefine empty.
90 2002-04-08 Richard Henderson <rth@redhat.com>
92 * reorg.c (get_branch_condition): Use reversed_comparison_code.
94 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
96 * config/m68hc11/larith.asm (__map_data_section): Fix condition
97 and optimize for size.
98 (__do_global_ctors): Fix pointer comparison.
99 (__do_global_dtors): Likewise.
101 2002-04-09 David S. Miller <davem@redhat.com>
103 * config/sparc/sparc.c (sparc_extra_constraint_check): New
104 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
105 allow reloading pseudos.
106 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
107 * config/sparc/sparc-protos.h: Declare it.
109 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
110 unsigned comparison warning.
111 (output_restore_regs): Mark leaf_function as unused.
113 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
115 * expr.c (is_aligning_offset): New function.
116 (expand_expr, case COMPONENT_EXPR): Call it.
118 2002-04-08 David S. Miller <davem@redhat.com>
121 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
123 Make init_priority work on Sparc when using GNU ld.
124 * config/sparc/linux.h, config/sparc/linux64.h,
125 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
126 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
127 * config/sparc/sol2-gld.h: New file to do the same.
128 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
129 sparc/sol2-gld.h to tm_file.
132 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
133 * doc/md.texi: Document it.
134 * config/sparc/sparc.md (movdi_insn_sp64_novis,
135 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
136 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
137 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
138 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
140 2002-04-08 Andreas Jaeger <aj@suse.de>
142 * stmt.c (expand_asm_operands): Revert last patch from Richard
145 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
147 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
148 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
150 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
152 * doc/contrib.texi (Contributors): Add David O'Brien.
154 2002-04-08 Alan Modra <amodra@bigpond.net.au>
156 * configure.in (auto-build.h): Use target_alias and build_alias
157 when running configure.
158 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
159 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
160 * configure: Regenerate.
162 2002-04-07 David S. Miller <davem@redhat.com>
164 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
166 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
169 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
170 generating 32-bit pic code.
172 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
174 * cppinit.c (cpp_create_reader): Initialize
175 discard_comments_in_macro_exp.
176 (COMMAND_LINE_OPTIONS): Add "-CC" option.
177 (cpp_handle_option): Handle "-CC" option.
178 * cpplex.c (save_comment): If saving a C++ comment in
179 a directive, convert it to a C comment.
180 (_cpp_lex_direct): Pass second comment start character to
181 save_comment to indicate comment type.
182 * cpplib.c (_cpp_handle_directive): If processing
183 a "#define" directive and discard_comments_in_macro_exp
184 is false, re-enable saving of comments.
185 (lex_macro_node): If discard_comments_in_macro_exp is false,
186 discard any comments before the macro identifier.
187 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
189 * cppmacro.c (cpp_get_token): If expanding a macro while
190 processing a directive, discard any comments we might encounter.
191 (parse_params): If discard_comments_in_macro_exp is false,
192 ignore comments in the macro parameter list.
193 * gcc.c (cpp_unique_options): Add "-CC" option.
194 (option_map): Map "--comments-in-macros" to "-CC".
195 * doc/cppopts.texi: Document "-CC" option.
196 * f/lang-specs.h: Add "-CC" option.
197 * testsuite/gcc.dg/cpp/maccom1.c: New test.
198 * testsuite/gcc.dg/cpp/maccom2.c: New test.
199 * testsuite/gcc.dg/cpp/maccom3.c: New test.
200 * testsuite/gcc.dg/cpp/maccom4.c: New test.
201 * testsuite/gcc.dg/cpp/maccom5.c: New test.
202 * testsuite/gcc.dg/cpp/maccom6.c: New test.
204 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
207 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
209 2002-04-06 Mark Mitchell <mark@codesourcery.com>
212 * stor-layout.c (layout_decl): Reset the RTL for the decl.
215 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
216 RTX_UNCHANGING_P for the functions arguments when a tail call
219 2002-04-06 Jason Merrill <jason@redhat.com>
221 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
222 (parse_options_and_default_flags): Set them appropriately.
223 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
225 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
227 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
230 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
233 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
234 types come in by-reference. Fix typo in comment.
236 2002-04-05 David S. Miller <davem@redhat.com>
238 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
239 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
240 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
241 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
243 2002-04-05 David S. Miller <davem@redhat.com>
245 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
246 are not going to emit return instructions, emit at least a nop
247 for the sake of sane backtraces.
249 2002-04-05 Richard Henderson <rth@redhat.com>
251 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
253 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
255 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
257 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
259 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
260 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
261 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
263 2002-04-05 Andreas Schwab <schwab@suse.de>
265 * c-convert.c: Include c-common.h.
266 * Makefile.in (c-convert.o): Updated.
268 2002-04-05 Jakub Jelinek <jakub@redhat.com>
270 * mklibgcc.in: Use separate libgcc.map for each multilib.
271 * Makefile.in (distclean): Don't remove libgcc.map here.
273 2002-04-05 Jakub Jelinek <jakub@redhat.com>
275 * Makefile.in (s-mlib): Handle --disable-multilib by separate
276 genmultilib invocation.
278 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
280 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
281 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
282 to num_gprs for symmetry.
283 * config/mips/mips.c: Adjust accordingly.
285 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
287 * c-common.c (truthvalue_conversion): Rename, update.
288 * c-common.h (c_common_truthvalue_conversion): New.
289 * c-convert.c (convert): Update.
290 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
291 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
292 * c-typeck.c (build_binary_op, build_unary_op,
293 build_conditional_expr): Update.
294 * fold-const.c (constant_boolean_node, fold): Use langhook.
295 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
296 * langhooks.h (struct lang_hooks): New hook.
297 * stmt.c (expand_decl_cleanup): Use langhook.
298 * tree.h (truthvalue_conversion): Remove.
300 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
302 2002-04-05 Alan Modra <amodra@bigpond.net.au>
304 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
305 Add rules to make null object file.
307 2002-04-04 Jim Blandy <jimb@redhat.com>
309 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
310 macro formal parameter names.
312 2002-04-04 David S. Miller <davem@redhat.com>
314 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
316 2002-04-04 Richard Henderson <rth@redhat.com>
319 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
320 Support copies into and out of memory. Don't accept allows_reg
321 and allows_mem as gospel.
323 2002-04-04 Richard Henderson <rth@redhat.com>
326 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
327 (write_dependence_p): Likewise.
329 2002-04-04 Richard Henderson <rth@redhat.com>
331 * predict.c (estimate_bb_frequencies): Do frequency calculation
332 with a volatile temporary.
334 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
336 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
338 2002-04-04 Jakub Jelinek <jakub@redhat.com>
341 * final.c (final_start_function): Don't bump profile_label_no here...
342 (final_end_function): ...but here.
344 2002-04-04 Jakub Jelinek <jakub@redhat.com>
346 * config/sparc/sparc.md (pic): New attribute.
347 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
349 (split after do_builtin_setjmp_setup): New.
351 2002-04-04 Jakub Jelinek <jakub@redhat.com>
354 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
357 2002-04-04 Jakub Jelinek <jakub@redhat.com>
359 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
360 UNITS_PER_WORD for zero sized aggregates.
362 2002-04-03 David S. Miller <davem@redhat.com>
364 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
365 one-character spec for this, just use %(link_gcc_c_sequence).
367 2002-04-03 David S. Miller <davem@redhat.com>
369 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
372 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
374 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
375 (DWARF_FRAME_RETURN_COLUMN): Move.
376 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
377 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
378 * pa.c (except.h, predict.h): Include.
380 (store_reg_modify, set_reg_plus_d): Revise prototypes.
381 (output_ascii): Add cast.
382 (store_reg_modify): Revise to add frame notes.
383 (set_reg_plus_d): Likewise.
384 (compute_frame_size): Include space for eh data registers in frame if
385 the current function calls eh_return.
386 (hppa_expand_prologue): Ensure register %r2 is saved if the current
387 function calls eh_return. Save eh data registers if the current
388 function calls eh_return. Fix code to add frame notes. Emit
389 blockage to prevent insns with frame notes being scheduled in the
391 (hppa_expand_epilogue): Restore eh data registers and do final stack
392 adjustment if the current function calls eh_return. Don't add frame
394 (output_call): Revise for change in length of call insn. Don't do
395 return pointer adjustment for an unconditional jump in the delay slot
396 of a call when using frame notes.
397 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
398 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
399 (ARG_POINTER_CFA_OFFSET): Define.
400 * pa.md (return_external_pic): New pattern.
401 (prologue): Correct formatting. Use return_external_pic if current
402 function calls eh_return.
403 (call_internal_symref, call_value_internal_symref,
404 sibcall_internal_symref, sibcall_value_internal_symref): Change default
405 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
407 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
409 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
410 list of targets to check using "nop" insn.
411 * configure: Rebuilt.
413 2002-04-04 Alan Modra <amodra@bigpond.net.au>
415 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
417 2002-04-03 David S. Miller <davem@redhat.com>
419 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
420 library sequence passed to the linker.
421 (LINK_COMMAND_SPEC): Use it.
422 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
423 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
424 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
426 2002-04-03 Jason Merrill <jason@redhat.com>
428 * except.c (struct eh_status): Remove protect_list.
429 (begin_protect_partials, end_protect_partials): Remove.
430 (add_partial_entry): Remove.
431 * except.h: Remove prototypes.
433 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
434 expand_decl_cleanup_eh.
437 * tree.h (CLEANUP_EH_ONLY): New macro.
438 * stmt.c (expand_decl_cleanup_eh): New fn.
439 (expand_cleanups): Check CLEANUP_EH_ONLY.
440 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
441 Use expand_decl_cleanup_eh.
442 (expand_stmt): Adjust.
443 * c-common.h: Adjust prototype.
445 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
447 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
448 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
449 (cris_target_asm_function_epilogue): Ditto.
450 (cris_initial_frame_pointer_offset): Ditto.
451 (cris_simple_epilogue): Ditto.
452 (cris_expand_builtin_va_arg): Variable-size types come in
455 2002-04-03 David S. Miller <davem@redhat.com>
457 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
459 (set_fast_math): Correct 'fsr' type.
461 2002-04-03 Richard Henderson <rth@redhat.com>
464 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
465 * toplev.c (check_global_declarations): Use it.
466 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
467 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
468 (LANG_HOOKS_DECLS): Add it.
469 * langhooks.c (lhd_warn_unused_global_decl): New.
470 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
471 * c-objc-common.c (c_warn_unused_global_decl): New.
472 * c-tree.h (c_warn_unused_global_decl): Declare.
473 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
475 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
477 * langhooks-def.h (lhd_set_decl_assembler_name,
478 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
479 (LANG_HOOKS_INITIALIZER): Update.
480 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
481 * langhooks.h (struct lang_hooks): New hook.
482 * tree.c (set_decl_assembler_name): Move to langhooks.c.
483 (lang_set_decl_assembler_name): Remove.
484 (init_obstacks): Don't set hook.
485 (decl_assembler_name): New function.
486 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
487 (decl_assembler_name): New.
488 (lang_set_decl_assembler_name): Remove.
490 2002-04-03 Jakub Jelinek <jakub@redhat.com>
492 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
493 works properly with .hidden symbols.
494 * configure: Rebuilt.
495 * config.in: Rebuilt.
496 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
497 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
498 properly with .hidden symbols.
500 2002-04-03 Jakub Jelinek <jakub@redhat.com>
503 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
506 2002-04-03 Richard Henderson <rth@redhat.com>
509 * sched-rgn.c (sets_likely_spilled): New.
510 (sets_likely_spilled_1): New.
511 (add_branch_dependences): Use it.
513 2002-04-02 Richard Henderson <rth@redhat.com>
516 * loop.h (LOOP_FIRST_PASS): New.
517 * loop.c (strength_reduce): Mind it when deciding to unroll.
518 * toplev.c (rest_of_compilation): Set it.
520 2002-04-02 David S. Miller <davem@redhat.com>
522 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
523 mems_ok_for_ldd_peep when the order of the loads being examined
525 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
526 existing comment to increase comprehension of this situation.
528 2002-04-02 Zack Weinberg <zack@codesourcery.com>
530 * config/sh/sh.md: Don't use union real_extract.
532 2002-04-02 Richard Henderson <rth@redhat.com>
534 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
536 2002-04-02 David O'Brien <obrien@FreeBSD.org>
538 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
539 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
540 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
541 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
542 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
543 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
544 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
545 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
546 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
547 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
548 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
549 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
550 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
551 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
552 Include as many configury headers via tm_file as possible. This
553 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
554 * config/openbsd-oldgas.h: New file.
555 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
556 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
557 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
558 config/i386/i386-coff.h, config/i386/i386-interix.h,
559 config/i386/iscdbx.h, config/i386/linux-aout.h,
560 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
561 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
562 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
563 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
564 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
565 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
566 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
567 config/i386/vxi386.h: Do not directly include configury headers.
568 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
569 Directly include configury headers that are no longer automatically
570 included by the above headers.
571 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
572 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
573 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
574 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
575 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
576 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
577 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
578 (TARGET_VERSION): Define.
579 * config/i386/beos-elf.h, config/i386/freebsd.h,
580 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
581 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
582 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
583 config/i386/sco5.h, config/i386/sysv4.h
584 (TARGET_VERSION): Do not need to protect.
585 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
586 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
587 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
588 config/i386/i386-interix.h, config/i386/linux-aout.h,
589 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
590 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
591 (YES_UNDERSCORES): Do not define - not needed.
592 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
593 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
594 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
595 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
596 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
597 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
598 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
599 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
601 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
602 Richard Henderson <rth@redhat.com>
605 * function.c (assign_temp): Accept either type or decl argument.
606 Detect variables whose size is too large to fit into an integer.
607 * stmt.c (expand_decl): Pass the decl, not the type.
609 2002-04-02 David O'Brien <obrien@FreeBSD.org>
611 * protoize.c: Match include directory usage with cppdefault.c.
613 2002-04-03 Jeffrey A Law (law@redhat.com)
614 Hans-Peter Nilsson <hp@bitrange.com>
616 * combine.c (simplify_comparison): Avoid narrowing a comparison
617 with a paradoxical subreg when doing so would drop signficant bits.
619 2002-04-02 Steve Ellcey <sje@cup.hp.com>
621 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
622 if POINTERS_EXTEND_UNSIGNED is defined.
624 2002-04-02 Richard Henderson <rth@redhat.com>
627 * local-alloc.c (contains_replace_regs): LO_SUM may contain
630 2002-04-02 Richard Henderson <rth@redhat.com>
632 * doc/standards.texi: Document required freestanding libc entry points.
634 2002-04-02 Alan Modra <amodra@bigpond.net.au>
636 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
637 associated splitter. Remove MQ constraint.
638 (ctrdi_internal4): Correct CCmode clobber.
640 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
642 * milli64.S ($$dyncall): New function.
643 * t-linux (LIB1ASMFUNCS): Revise module list.
644 (LIB1ASMSRC): Use pa/milli64.S.
646 2002-04-02 Richard Henderson <rth@redhat.com>
648 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
649 rename solaris_sys_varargs_h.
651 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
653 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
654 the same mode as its component.
656 2002-04-02 Richard Henderson <rth@redhat.com>
659 * final.c (this_is_asm_operands): Export.
660 * output.h (this_is_asm_operands): Declare.
661 * config/i386/i386.c (print_operand): Error odd asm operands.
663 2002-04-02 Richard Henderson <rth@redhat.com>
666 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
668 2002-04-01 Richard Henderson <rth@redhat.com>
671 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
672 * fixinc/fixincl.x: Rebuild.
674 2002-04-01 Richard Henderson <rth@redhat.com>
676 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
677 (atomic_alloc, atomic_free): New.
678 (SIZE, MASK_FOR, PTR_IN): New.
679 (emergency_reg_state, emergency_reg_state_free): New.
680 (emergency_labeled_state, emergency_labeled_state_free): New.
681 (reg_state_alloced, labeled_state_alloced): New.
682 (alloc_reg_state, free_reg_state): New.
683 (alloc_label_state, free_label_state, free_label_states): New.
684 (push, pop, dup_state_stack, free_state_stack): Use them.
685 (desc_label_state): Likewise.
686 (uw_frame_state_for): Free label states and state stack.
687 (uw_update_reg_address): Eliminate warnings.
689 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
691 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
692 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
694 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
696 * c-decl.c (grokdeclarator): Update.
697 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
698 * c-tree.h (c_mark_addressable): New.
699 * c-typeck.c (default_function_array_conversion, build_unary_op,
700 build_array_ref, convert_for_assignment): Update.
701 (mark_addressable): Rename.
702 * calls.c (try_to_integrate, expand_call): Use langhook.
703 * expr.c (expand_expr): Use langhook.
704 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
705 * langhooks.h (struct lang_hooks): New hook.
706 * stmt.c (expand_asm_operands): Use langhook.
707 * tree.h (mark_addressable): Remove.
709 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
711 2002-04-01 Bob Wilson <bob.wilson@acm.org>
713 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
716 2002-04-01 Bob Wilson <bob.wilson@acm.org>
718 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
719 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
721 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
723 * c-common.c (unsigned_conversion_warning, convert_and_check,
724 unsigned_type, signed_type, shorten_compare,
725 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
726 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
727 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
729 * c-decl.c (grokdeclarator): Update.
730 * c-format.c (check_format_types): Update.
731 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
732 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
733 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
734 * convert.c (convert_to_integer): Use new hooks.
735 * expmed.c (make_tree): Use new hooks.
736 * expr.c (store_expr): Use new hooks.
737 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
738 all_ones_mask_p, unextend, fold): Use new hooks.
739 * langhooks.h (struct lang_hooks_for_types): New hooks.
740 * tree.h (signed_or_unsigned_type, signed_type,
741 unsigned_type): Remove.
743 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
744 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
746 2002-03-31 Richard Henderson <rth@redhat.com>
748 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
749 (desc_frgr_mem): Fix reference to f16-f31.
751 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
753 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
754 RTVEC_ELT): Const-ify.
755 * varray.h (VARRAY_CHECK): Const-ify.
756 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
757 ggc_mark_rtvec, ggc_mark): Const-ify.
759 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
761 * diagnostic.c: Include langhooks-def.h.
762 * Makefile.in (diagnostic.o): Update.
764 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
766 * c-common.c (c_unsafe_for_reeval): Rename.
767 * c-common.h (c_unsafe_for_reeval): Rename.
768 * c-decl.c (finish_incomplete_decl): Rename.
769 (c_init_decl_processing): Don't set langhook.
770 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
771 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
772 * c-objc-common.c (c_objc_common_init): Don't set langhook.
773 * c-tree.h (finish_incomplete_decl): Rename.
774 * langhooks-def.h (lhd_unsafe_for_reeval): New.
775 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
776 (LANG_HOOKS_INITIALIZER): Update.
777 * langhooks.c (lhd_unsafe_For_reeval): New.
778 * langhooks.h (struct langhooks): New hooks.
779 * toplev.c (incomplete_decl_finalize_hook): Remove.
780 (wrapup_global_declarations): Update.
781 * tree.c (lang_unsafe_for_reeval): Remove.
782 (unsafe_for_reeval): Update.
783 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
786 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
787 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
789 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
791 * diagnostic.c (print_error_function): Remove.
792 (default_print_error_function): Rename.
793 (report_error_function): Update.
794 * diagnostic.h (print_error_function): Remove.
795 (default_print_error_function): Remove.
796 * langhooks-def.h (struct diagnostic_context): Predeclare.
797 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
798 (LANG_HOOKS_INITIALIZER): Update.
799 * langhooks.h (struct diagnostic context): Predeclare.
800 (struct lang_hooks): New hook.
802 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
804 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
805 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
807 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
808 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
809 of PIC_OFFSET_TABLE_REGNUM thruout.
810 * config/rs6000/rs6000.md: Likewise.
811 * config/rs6000/darwin.h: Likewise.
813 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
815 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
816 unsigned HOST_WIDE_INT, not unsigned int.
818 2002-03-31 Jakub Jelinek <jakub@redhat.com>
820 PR middle-end/6096, middle-end/6098, middle-end/6099
821 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
823 (fill_slots_from_thread): Likewise.
825 2002-03-31 Jakub Jelinek <jakub@redhat.com>
827 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
828 floating fields in float regs.
829 (function_arg_record_value_2): Likewise.
831 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
833 * config/mmix/mmix.md (define_constants): Remove misleading
834 FIXME. Add MMIX_fp_rO_OFFSET.
835 ("nonlocal_goto_receiver"): Don't have stack-frame address of
836 saved rO as part of the pattern. Remove FIXME.
837 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
838 here, at output-time.
840 2002-03-31 Jakub Jelinek <jakub@redhat.com>
843 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
845 (output_v9branch): Likewise.
847 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
849 * gcc.c: Revert previous patch for now.
850 * config/i386/djgpp.h: Likewise.
852 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
854 * config/mmix/crti.asm (_init): Register _fini with atexit.
855 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
857 2002-03-31 Richard Henderson <rth@redhat.com>
860 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
861 (ASM_OUTPUT_DEF_FROM_DECLS): New.
863 2002-03-31 Richard Henderson <rth@redhat.com>
865 * libgcc2.c (__bb_exit_func): Make static.
867 * config/alpha/alpha.md (trap): New.
869 2002-03-31 Richard Henderson <rth@redhat.com>
871 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
872 promoted argument types; build trap.
873 (expand_builtin_trap): New.
874 (expand_builtin): Use it.
875 * stmt.c (expand_nl_goto_receivers): Likewise.
876 * expr.h (expand_builtin_trap): Declare.
877 * libfuncs.h (LTI_abort, abort_libfunc): New.
878 * optabs.c (init_optabs): Init abort_libfunc.
880 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
882 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
883 (LINK_COMMAND_SPEC): ... from here.
884 (init_gcc_specs): Duplicate it here too, omitting
885 shared_name in the second copy.
886 (init_spec): Test for duplicate
887 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
889 2002-03-30 David S. Miller <davem@redhat.com>
891 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
892 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
894 2002-03-30 Roger Sayle <roger@eyesopen.com>
895 Richard Henderson <rth@redhat.com>
897 * regmove.c (combine_stack_adjustments_for_block): Avoid
898 emitting a stack adjustment of zero bytes. Let delete_insn
901 2002-03-30 Richard Henderson <rth@redhat.com>
903 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
904 (sparc_emitting_epilogue): New.
905 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
906 * config/sparc/sparc-protos.h: Update.
907 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
908 (TARGET_SWITCHES): Update.
909 * config/sparc/sparc.md (return): Remove.
910 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
911 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
912 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
913 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
914 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
915 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
916 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
917 Remove MASK_EPILOGUE.
918 * doc/invoke.texi: Update.
920 2002-03-30 Daniel Berlin <dan@dberlin.org>
922 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
923 CPP will start the file for us.
925 2002-03-30 Richard Henderson <rth@redhat.com>
928 * config/ia64/ia64.c (group_barrier_needed_p): Special case
929 prologue_allocate_stack.
930 (ia64_single_set): Use insn codes for recognition of special
931 cases, not rtl matching.
932 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
934 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
936 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
938 2002-03-30 Richard Henderson <rth@redhat.com>
941 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
942 or -fomit-frame-pointer with profiling.
943 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
944 (FUNCTION_PROFILER): Do nothing.
946 * config/sparc/sparc.c (sparc_override_options): Don't check
947 code models for profiling.
948 (sparc_function_profiler): Remove.
949 (sparc_profile_hook): New.
950 * config/sparc/sparc-protos.h: Update.
952 2002-03-30 Jakub Jelinek <jakub@redhat.com>
955 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
956 of SUBREG of volatile MEM or because the MEM was mode dependent,
957 return CLOBBER instead of unmodified SUBREG.
959 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
961 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
964 * toplev.c (rest_of_compilation): Cann mark_constant_function
965 only when optimizing.
967 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
970 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
971 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
972 (try_optimize_cfg): clear all AUX fields.
974 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
975 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
976 (ix86_address_cost): Be prepared for SUBREGed registers.
977 (legitimate_address_p): Accept SUBREGed registers.
979 2002-03-29 Richard Henderson <rth@redhat.com>
982 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
984 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
986 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
987 for aggregate and TFmode types.
989 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
991 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
993 2002-03-29 Richard Henderson <rth@redhat.com>
996 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
997 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
999 2002-03-29 Richard Henderson <rth@redhat.com>
1002 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
1003 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
1004 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
1005 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
1007 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
1009 2002-03-29 Dale Johannesen <dalej@apple.com>
1011 * loop.c (combine_movables): Do allow combination of pseudos.
1013 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
1015 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
1016 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
1017 No functional change except ...
1018 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
1019 * doc/install.texi (*-*-freebsd*): Document port configuration.
1021 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
1023 * Makefile.in (convert.o, calls.o, expmed.o): Update.
1024 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
1026 * builtin-types.def (BT_PTRMODE): Update.
1027 * c-common.c (type_for_size): Rename c_common_type_for_size.
1028 (type_for_mode): Similarly.
1029 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
1031 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
1032 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
1033 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
1035 * c-typeck.c (common_type, comptypes, default_conversion):
1037 * calls.c: Include langhooks.h.
1038 (emit_library_call_value_1): Use new hooks. Avoid redundant
1040 * convert.c: Include langhooks.h
1041 (convert_to_pointer, convert_to_integer): Use new hooks.
1042 * except.c (init_eh): Similarly.
1043 * expmed.c: Include langhooks.h.
1044 (expand_mult_add): Use new hooks.
1045 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
1046 try_casesi): Similarly.
1047 * fold-const.c (optimize_bit_field_compare, make_range,
1048 decode_field_reference, fold_truthop, fold): Similarly.
1049 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
1050 put_var_into_stack): Similarly.
1051 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
1052 LANG_HOOKS_TYPE_FOR_SIZE): New.
1053 (LANG_HOOKS_TYPES_INITIALIZER): Update.
1054 * langhooks.h (lang_hooks_for_types): New hooks.
1055 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
1056 * tree.c (get_unwidened, get_narrower): Similarly.
1057 * tree.h (type_for_mode, type_for_size): Remove.
1058 * varasm.c (force_const_mem): Use new hooks.
1059 * utils2.c (nonbinary_modular_operation): Update.
1061 * objc-act.c (handle_impent): Update.
1062 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
1065 2002-03-29 Steve Ellcey <sje@cup.hp.com>
1067 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
1068 * config/ia64/ia64.c (basereg_operand): New.
1069 * config/ia64/ia64-protos.h (basereg_operand): Declare.
1070 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
1072 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
1074 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
1075 unwind information when frame_pointer_needed.
1076 (mmix_assemble_integer): Tweak wording in comment.
1078 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
1080 * Makefile.in (except.o): Update.
1081 * except.c: Include langhooks.h.
1082 (init_eh): Use langhook.
1083 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
1084 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
1085 (LANG_HOOKS_INITIALIZER): Update.
1086 * langhooks.h (lang_hooks_for_types): New.
1087 (struct lang_hooks): Add it.
1088 * tree.c (make_lang_type_fn, make_lang_type): Remove.
1089 * tree.h (make_lang_type_fn, make_lang_type): Remove.
1091 * alpha/alpha.c: Include langhooks.h.
1092 (alpha_build_va_list): Use langhook.
1093 * d30v/d30v.c: Include langhooks.h.
1094 (d30v_build_va_list): Use langhook.
1095 * i386/i386.c: Include langhooks.h.
1096 (ix86_build_va_list): Use langhook.
1097 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
1098 * s390/s390.c: Include langhooks.h.
1099 (s390_build_va_list): Use langhook.
1100 * stormy16/stormy16.c: Include langhooks.h.
1101 (stormy16_build_va_list): Use langhook.
1103 2002-03-29 Jakub Jelinek <jakub@redhat.com>
1106 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
1108 (length): Compute variable length for branches/calls/jumps here.
1109 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
1110 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
1111 define branch_type attribute.
1112 (divsi3_sp32): Maximum length is 6 not 7.
1113 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
1114 call_address_untyped_struct_value_sp32,
1115 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
1116 * config/sparc/sparc.c (empty_delay_slot): New function.
1117 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
1118 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
1120 2002-03-29 Jakub Jelinek <jakub@redhat.com>
1122 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
1123 nonzero_bits if not needed.
1124 (nonzero_bits) [XOR]: Likewise.
1125 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
1126 reg_last_set_mode and mode are both MODE_INT, but not equal.
1127 (record_value_for_reg): Compute reg_last_set_nonzero_bits
1128 in nonzero_bits_mode for MODE_INT modes.
1130 2002-03-28 Richard Henderson <rth@redhat.com>
1133 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
1134 to GAS. Correct drift between alternatives.
1136 2002-03-28 Richard Henderson <rth@redhat.com>
1139 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
1141 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
1143 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
1144 emulation to the linker.
1146 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
1148 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
1149 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
1151 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
1153 * combine.c (simplify_and_const_int): Make sure to apply mask
1154 when force_to_mode returns a constant integer. PR3311.
1156 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
1158 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
1160 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1162 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
1163 and Objective-C Dialect Options.
1165 2002-03-28 Richard Henderson <rth@redhat.com>
1167 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
1168 comparison should be done vs !=0 not >0 return code. Tidy cases.
1170 2002-03-28 Richard Henderson <rth@redhat.com>
1172 * c-decl.c (finish_function): New arg can_defer_p. Pass it
1173 on to c_expand_body.
1174 * c-tree.h (finish_function): Update decl.
1175 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
1177 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
1179 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
1181 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
1183 * rtlanal.c: Include flags.h
1184 (may_trap_p): Do not mark FP operations if trapping
1185 if !flag_trapping_math
1186 * Makefile.in (rtlanal.o): Add dependency on flag.h
1187 * ifcvt.c (noce_operand_ok): Avoid the lameness.
1189 2002-03-27 Zack Weinberg <zack@codesourcery.com>
1191 * mips.md: Use dconst1, not 1.0, as first argument of
1192 REAL_VALUE_LDEXP. Don't use union real_extract.
1194 2002-03-28 Alan Modra <amodra@bigpond.net.au>
1196 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
1197 rather than $target. Heed program_prefix and
1198 program_transform_name. Search for gas in cross-compiler case too.
1199 "test -x" rather than "test -f".
1200 (gcc_cv_ld): Likewise.
1201 (gcc_cv_nm): Heed program_prefix and program_transform_name.
1202 (gcc_cv_objdump): Likewise.
1203 * configure: Regenerate.
1205 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1207 * Makefile.in (attribs.o): Update.
1208 * attribs.c: Include langhooks.h.
1209 (decl_attributes): Use langhook.
1210 * c-decl.c (insert_default_attributes): Rename.
1211 * c-tree.h (c_insert_default_attributes): New.
1212 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
1213 (LANG_HOOKS_INITIALIZER): Update.
1214 * langhooks.h (struct lang_hooks): New hook.
1215 * tree.h (insert_default_attributes): Remove.
1217 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
1219 2002-03-27 Andreas Schwab <schwab@suse.de>
1221 * config/i386/i386.c (classify_argument): Also check for
1224 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1226 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
1229 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
1231 * i960.md (ret): Set PC.
1232 (nonlocal_goto): Fix expander.
1233 * builtins.c (epxand_builin_longjmp): Check that we've emitted
1236 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
1238 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
1241 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1243 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
1244 assigning to BLOCK_FOR_INSN directly.
1246 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
1248 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
1250 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1252 * c-common.c (c_expand_expr): Fix prototype.
1253 * c-common.h (c_expand_expr): Always declare, update.
1254 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
1255 * c-objc-common.c (c_objc_common_init): No global hook.
1256 * expr.c (expand_expr): Use langhook.
1257 * expr.h (enum expand_modifier): Conditionally declare.
1258 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
1259 (LANG_HOOKS_INITIALIZER): Update.
1260 * langhooks.c (lhd_expand_expr): New.
1261 * langhooks.h (struct lang_hooks): New hook.
1262 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
1263 (lang_independent_init): Don't default hook.
1265 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
1267 2002-03-27 Richard Henderson <rth@redhat.com>
1270 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
1271 TARGET_CONST_GP. Simplify conditions.
1273 2002-03-27 Richard Henderson <rth@redhat.com>
1275 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
1276 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
1277 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
1279 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
1281 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
1282 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
1283 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
1284 Remove unnecessary masks.
1285 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
1286 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
1287 -mwindows, -mdll switches and their negations.
1289 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
1291 * gcc-common.c (lang_mark_false_label_stack): Remove.
1292 * ggc.h (lang_mark_false_label_stack): Similarly.
1294 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
1296 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
1298 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
1299 or __rtems_ is defined.
1301 2002-03-26 Richard Henderson <rth@redhat.com>
1303 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
1304 if a non-trivial load was emitted.
1305 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
1306 in high+extra+low case.
1308 2002-03-26 Richard Henderson <rth@redhat.com>
1310 * config.gcc (sparc*-solaris): Use float_format=sparc.
1312 2002-03-26 Richard Henderson <rth@redhat.com>
1314 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
1315 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
1316 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
1317 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
1318 (WINT_TYPE_SIZE): Fix at 32.
1320 2002-03-26 Richard Henderson <rth@redhat.com>
1322 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
1323 until after eh landing pad generation.
1324 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
1325 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
1327 2002-03-26 Richard Henderson <rth@redhat.com>
1329 * expr.h (ADD_PARM_SIZE): One more convert for INC.
1331 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
1333 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
1334 and warning switches.
1335 (cc1_options): Likewise.
1337 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
1339 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
1340 Restore more of the signal context. Set no_reg_stack_frame.
1341 * config/ia64/unwind-ia64.c (unw_state_record):
1342 Add no_reg_stack_frame, comments.
1343 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
1344 (uw_update_context): Adjust bsp when unwinding from leaf,
1345 but not signal frame.
1347 2002-03-26 David Edelsohn <edelsohn@gnu.org>
1349 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
1351 2002-03-26 Bob Wilson <bob.wilson@acm.org>
1353 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
1355 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
1358 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
1359 "Add a pool_range attribute", which was lost during the ARM/Thumb
1362 2002-03-26 Bob Wilson <bob.wilson@acm.org>
1364 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
1365 a register into the MAC16 accumulator.
1367 2002-03-26 Andrew Cagney <ac131313@redhat.com>
1369 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
1370 (Warning Options): Document -Wswitch-enum.
1371 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
1373 (warn_switch_enum): Define variables.
1374 * flags.h (warn_switch_enum): Declare variables.
1375 * stmt.c (expand_end_case_type): When warn_switch_enum /
1376 -Wswitch-enum, perform switch checks.
1379 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
1381 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
1382 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
1383 (reload_muladdsi_compare0_scratch): Delete.
1385 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
1387 * doc/install.texi (*-*-freebsd*): Update.
1389 2002-03-26 Richard Henderson <rth@redhat.com>
1391 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
1392 (SUB_PARM_SIZE): Cast DEC to ssizetype.
1394 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
1395 types from the normal argument frame.
1397 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
1398 variable sized objects by reference.
1399 (sparc_va_arg): Receive them by reference too.
1401 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
1403 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
1404 code to not restoring global registers.
1406 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
1408 * Makefile.in (ggc-common.o): Update.
1409 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
1410 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
1411 * c-tree.h (c_mark_tree): New.
1412 * ggc-common.c: Include langhooks.h.
1413 (gcc_mark_trees): Use new langhook.
1414 * ggc-callbacks.c: Delete file.
1415 * ggc.h (lang_mark_tree): Remove.
1416 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
1417 (LANG_HOOKS_INITIALIZER): Update.
1418 * langhooks.h (struct lang_hooks): New hook.
1420 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
1422 2002-03-25 Zack Weinberg <zack@codesourcery.com>
1424 * doc/cpp.texi: Exclude entire Top node from printed manual.
1425 Move option index after directive index. Insert page breaks
1426 before GFDL and concept index. Index environment variables
1427 with command line options.
1428 * doc/cppenv.texi: Use @vtable for environment variable list.
1429 Add paragraph explaining semantics of empty elements in path
1430 variables. Exclude a cross-reference to Fishkill from the
1431 manpage. Remove an unnecessary cross-reference of the entry
1432 right above the referer. Don't use @anchor in text that goes
1434 * doc/cppopts.texi: Cross-reference the environment variables
1435 section, not the specific environment variable, for consistency.
1437 2002-03-25 Richard Henderson <rth@redhat.com>
1439 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
1440 anywhere in the block. Don't refer to insns that have been
1441 removed from the chain. Iterate backward through the new insns.
1442 Don't refer to edges that have been removed.
1444 2002-03-26 Alan Modra <amodra@bigpond.net.au>
1446 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
1447 test for overflow of constant.
1449 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
1452 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
1453 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
1454 these patterns on arm_archv4.
1456 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
1458 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
1461 2002-03-25 Zack Weinberg <zack@codesourcery.com>
1463 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
1464 float_handled, float_handler, float_signal, set_float_handler,
1465 and do_float_handler. Set handler for SIGFPE to crash_signal.
1466 * toplev.h: Don't prototype do_float_handler.
1468 * c-lex.c: Fold parse_float into lex_number. Make warning
1469 about portability of hex float constants more informative, and
1470 don't issue it on top of a syntax error.
1471 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
1473 * real.h: Define REAL_VALUE_ABS here...
1474 * simplify-rtx.c: ... not here. Fold check_fold_consts,
1475 simplify_unary_real, simplify_binary_real, and
1476 simplify_binary_is2orm1 into their callers.
1477 * tree.c: Fold build_real_from_int_cst_1 into caller.
1479 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
1481 * tsystem.h: Include float.h here...
1482 * libgcc2.c: ... not here.
1484 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
1486 Fixes for: PR bootstrap/3591, target/5676
1487 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
1488 defined. Do not disable exceptions or rtti.
1489 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
1490 mcore.h. Disable exceptions and rtti, since they are not
1493 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
1495 * c-decl.c (maybe_build_cleanup): Remove.
1496 * expr.c (expand_expr): Use langhook.
1497 * langhooks-def.h (lhd_return_null_tree,
1498 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
1499 (LANGHOOKS_INITIALIZER): Update.
1500 * langhooks.c (lhd_return_null_tree): New.
1501 * langhooks.h (struct lang_hooks): New hook.
1502 * tree-inline.c (initialize_inlined_parameters): Use langhook.
1503 * tree.h (maybe_build_cleanup): Remove.
1505 2002-03-25 Jakub Jelinek <jakub@redhat.com>
1507 * regrename.c (build_def_use): Move recog_memoized
1508 before extract_insn.
1510 2002-03-25 Jakub Jelinek <jakub@redhat.com>
1513 * expr.c (emit_group_store): Handle storing into CONCAT.
1515 2002-03-25 Jakub Jelinek <jakub@redhat.com>
1517 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
1518 corresponding MATCH_DUP.
1520 2002-03-24 Richard Henderson <rth@redhat.com>
1522 * unroll.c (unroll_loop): Zero label_map.
1524 * gcse.c: Include except.h.
1525 * Makefile.in (gcse.o): Update.
1527 2002-03-24 Richard Henderson <rth@redhat.com>
1529 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
1530 Do resolve_unique_section before shared data clause.
1532 2002-03-24 Richard Henderson <rth@redhat.com>
1534 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
1536 2002-03-24 Richard Henderson <rth@redhat.com>
1538 * recog.c (peephole2_optimize): Split blocks when EH insns are
1539 generated in the middle of a block. Do global life update if
1542 2002-03-24 Richard Henderson <rth@redhat.com>
1544 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
1546 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
1549 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
1550 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
1551 (init_dependency_output): Don't make no_output decision here.
1553 2002-03-24 Andrew Cagney <ac131313@redhat.com>
1555 * stmt.c (check_for_full_enumeration_handling): Remove tests of
1556 warn_switch. Update description.
1557 (expand_end_case_type): Call check_for_full_enumeration_handling
1560 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1562 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
1563 (m68hc11_split_move): Call it to see if the source and destination
1564 operands use the same direction auto inc/dec mode, otherwise make the
1565 source an offsetable memory operand and generate an add.
1567 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1569 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
1570 register for operand 2.
1571 ("*subsi3_zero_extendqi"): Likewise.
1572 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
1573 bits so that it is compatible with a pop.
1574 ("*andhi3_gen"): Likewise.
1575 ("xorhi3"): Likewise.
1577 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
1579 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
1581 (cpp_post_options): ... not here.
1583 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
1584 Aldy Hernandez <aldyh@redhat.com>
1586 Removal of separate preprocessor cpp0.
1588 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
1589 cpp0, install-common): Update.
1590 * c-common.c (flag_preprocess_only): New.
1591 (c_common_init): Preprocess for -E.
1592 * c-common.h (flag_preprocess_only): New.
1593 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
1594 * c-objc-common.c (c_init_decl_processing): Exit quickly
1595 for NULL return from c_common_init.
1596 * cpplib.h (cpp_preprocess_file): New.
1597 * cppmain.c (main, general_init, pfile, progname): Remove.
1598 (do_preprocessing): Rename cpp_preprocess_file, don't call
1599 cpp_finish. Don't close stdout here.
1600 (setup_callbacks): Update prototype.
1601 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
1603 * tradcpp.c (main): Ignore -quiet.
1605 * lang-specs.h (default_compilers): Preprocess with cc1obj.
1607 2002-03-24 Richard Henderson <rth@redhat.com>
1609 PR optimization/5742
1610 * machmode.def: Add inner mode field to complex modes.
1611 * config/mips/mips.c (mips_function_value): Always define. Add
1612 new argument to handle libcalls.
1613 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
1614 (FUNCTION_VALUE): Likewise.
1615 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
1616 * config/mips/mips-protos.h: Update.
1618 2002-03-23 Richard Henderson <rth@redhat.com>
1620 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
1621 * config/sparc/sparc-protos.h: Update.
1622 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
1624 2002-03-23 Richard Henderson <rth@redhat.com>
1626 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
1627 _start or _init begins the text segment.
1629 2002-03-23 David Edelsohn <edelsohn@gnu.org>
1631 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
1632 not HOST_WIDEST_INT.
1633 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
1635 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
1638 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
1639 operand argument to output_return_instruction.
1640 * arm.c (arm_print_operand, case 'd'): If the operand is
1641 const_true_rtx then just return.
1642 (arm_print_operand, case 'D'): If the operand is const_true_rtx
1645 2002-03-23 Andrew Cagney <ac131313@redhat.com>
1647 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
1648 (Warning Options): Document -Wswitch-default.
1649 * toplev.c (W_options): Add -Wswitch-default. Update comment on
1651 (warn_switch_default): Define variable.
1652 (warn_switch): Update comment.
1653 * flags.h (warn_switch_default): Declare variable.
1654 (warn_switch): Update comment.
1655 * stmt.c (expand_end_case): Check for and, when
1656 warn_switch_no_default, warn of a missing default case.
1658 2002-03-23 Alan Modra <amodra@bigpond.net.au>
1660 * real.h (N): Special case 128 bit doubles.
1662 * combine.c (simplify_comparison): When widening modes, ignore
1663 sign extension on CONST_INTs.
1665 2002-03-22 Bob Wilson <bob.wilson@acm.org>
1667 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
1668 passed to adjust_address. Fix comment formatting.
1671 2002-03-22 Zack Weinberg <zack@codesourcery.com>
1673 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
1674 Always make REAL_VALUE_TYPE a struct containing an array of
1675 HOST_WIDE_INT, not a double. Tidy up the code deciding how
1676 big it is. Don't declare or use union real_extract.
1678 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
1679 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
1680 (print_operand), config/arm/arm.c (output_move_double),
1681 config/arm/arm.md (consttable_4, consttable_8),
1682 config/romp/romp.c (output_fpops), config/s390/s390.h
1683 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
1684 (xtensa_output_literal): Don't use union real_extract.
1686 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
1687 (sfmode_constant_to_ulong), config/ns32k/merlin.h
1688 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
1689 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
1690 (PRINT_OPERAND): Don't use local version of union
1693 * config/convex/convex.c (check_float_value), config/vax/vax.c
1694 (vax_float_literal), config/m88k/m88k.md (divdf3),
1695 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
1696 config/pdp11/pdp11.c (output_move_quad): Don't do host
1697 arithmetic on target floating point quantities.
1699 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
1700 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
1702 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
1703 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
1705 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
1706 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
1708 * print-rtl.c (print_rtx): Disable code which needs
1709 floating-point emulator.
1710 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
1711 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
1712 depending on HOST_FLOAT_FORMAT to be defined properly.
1714 * config/1750a/1750a.c (get_double, float_label): Delete.
1715 (print_operand): Delete huge commented-out chunk. Use
1716 REAL_VALUE_TO_DECIMAL.
1717 * config/1750a/1750a-protos.h: Delete prototypes of deleted
1719 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
1721 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
1722 Use REAL_VALUE_TO_DECIMAL as ELF version does.
1723 * config/m88k/m88k.c (real_power_of_2_operand,
1724 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
1725 real_extract out of the union; run the input through
1726 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
1727 from that into the union.
1728 * config/pdp11/pdp11.c (output_move_double): Rearrange
1729 parentheses to make automatic indenter happy.
1731 * doc/tm.texi (Cross-compilation): Rename node to "Floating
1732 Point" and rewrite to describe current situation. Also adjust
1733 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
1735 * doc/rtl.texi: Adjust cross reference.
1737 2002-03-22 Bob Wilson <bob.wilson@acm.org>
1739 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
1740 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
1741 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
1742 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
1743 prevent use of sp as a reload register.
1744 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
1745 non_acc_reg_operand.
1746 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
1747 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
1748 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1749 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
1751 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
1753 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
1754 * cpplex.c (unterminated): Delete.
1755 (parse_string): No string literal may extend over multiple
1756 lines. Suppress the error when preprocessing assembly.
1757 * cppmain.c (scan_translation_unit): Strings are single-line.
1759 * doc/cpp.texi: Update to match.
1761 2002-03-22 Jakub Jelinek <jakub@redhat.com>
1763 PR optimization/5854
1764 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
1766 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
1767 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
1768 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
1769 const0 if scratch register was not allocated.
1770 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
1771 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
1773 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
1774 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
1775 with GEN_INT (...) everywhere. Remove constraints in define_split
1777 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
1778 require scratch register for setting 0 into regs/non-pushable memory.
1780 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
1782 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
1783 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
1785 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
1787 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
1788 * cppinit.c (cpp_create_reader): On by default.
1789 (cpp_handle_option): Handle -W[no-]endif-labels.
1790 (cpp_post_options): Also enable if -pedantic.
1791 * cpplib.c (do_else): Use it.
1792 (do_endif): Likewise.
1793 * doc/cppopts.texi: Document new option.
1794 * doc/invoke.texi: Document new option.
1796 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
1798 * config/i386/i386.c, config/i386/i386.md: Change all occurences
1799 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
1801 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
1803 * flow.c (calculate_global_regs_live): Clear aux fields of
1806 2002-03-22 Jakub Jelinek <jakub@redhat.com>
1808 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
1809 REG or MEM subregs, pass rtx * instead of rtx to it.
1810 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
1811 rtx * instead of rtx to alter_subreg.
1812 * config/m32r/m32r.c (gen_split_move_double): Likewise.
1813 * config/pj/pj.c (pj_output_rval): Likewise.
1815 2002-03-22 Richard Henderson <rth@redhat.com>
1818 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
1819 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
1820 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
1821 (ia64_expand_prologue): Look at int_regs, not words, for number
1822 of incomming int regs.
1824 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
1826 * expr.c (expand_expr): A RESULT_DECL is part of a call.
1828 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
1830 * toplev.c (flag_loop_optimize, flag_crossjumping):
1831 New static variables.
1832 (rest_of_compilation): Conditionalize crossjumping and
1834 (parse_options_and_default_flags): Default loop_optimize and
1836 (lang_independent_options): Add -fcrossjumping and -floop-optimize
1837 * invoke.texi (crossjumping, loop-optimize): Document.
1839 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
1841 * real.c (eiisneg): Move outside #ifdef NANS.
1843 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
1845 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
1846 frequencies match; avoid match on different loop depths.
1847 (try_crossjump_to_bb): Kill tests that no longer brings time
1849 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
1851 (split_edge): Likewise.
1853 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
1856 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
1857 * cfgrtl.c: Include insn-config.h
1858 (split_block) Dirtify block in presence of conditional execution
1860 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
1862 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
1863 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
1864 (function_arg): Constify CUMULATIVE_ARGS.
1865 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
1866 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
1867 (UNITS_PER_DOUBLE): New macro.
1868 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
1869 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
1870 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
1871 fp_regs and stack_words.
1872 (EABI_FLOAT_VARARGS_P): New macro.
1873 * config/mips/mips.c (struct mips_arg_info): New.
1874 (mips_arg_info): New function.
1875 (function_arg_advance): Use it. Add adjustment instructions here
1876 rather than in function_arg.
1877 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
1878 for VOIDmode at the beginning of the function.
1879 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
1880 (function_arg_pass_by_reference): Likewise.
1881 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
1882 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
1883 (mips_va_start): Likewise. Use the new stack_words field of
1884 CUMULATIVE_ARGS to set up overflow area. Reformat.
1885 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
1886 doubles and other types, aligning the overflow pointer for non-doubles
1887 too. Remove some code duplication. Replace hard-coded constants.
1889 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
1891 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
1892 (CLASS_UNITS): Undefine.
1893 (CLASS_MAX_NREGS): Use FP_INC.
1894 * config/mips/mips.c (compute_frame_size): Likewise.
1895 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
1897 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
1899 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
1900 prototype, and handle lexing numbers and identifiers.
1901 (parse_identifier): Update to new form of parse_slow.
1902 (parse_number): Fast path only, use parse_slow otherwise.
1903 (_cpp_lex_direct): Update calls to parse_number.
1905 2002-03-21 DJ Delorie <dj@redhat.com>
1907 * bb-reorder.c (make_reorder_chain_1): Protect against
1908 when redundant edges are omitted.
1909 * predict.c (dump_prediction): Likewise.
1911 2002-03-21 Richard Henderson <rth@redhat.com>
1914 * fixinc/inclhack.def (solaris_stdio_tag): New.
1915 * fixinc/fixincl.x: Regenerate.
1917 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
1920 * c-typeck.c (process_init_element): Flag non-static
1921 initialization of a flexible array member as illegal.
1923 2002-03-22 Alan Modra <amodra@bigpond.net.au>
1925 * config/rs6000/t-linux64: New.
1926 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
1927 t-ppccomm. Use t-rs6000 and t-linux64.
1928 (powerpc64-*-gnu* <tmake_file>): Likewise.
1929 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
1930 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
1931 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
1933 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
1935 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
1936 flag_really_no_inline instead of optimize == 0.
1938 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
1940 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
1942 * flags.h (flag_really_no_inline): New.
1944 * c-common.c (c_common_post_options): Initialize
1945 flag_really_no_inline.
1947 * toplev.c (flag_really_no_inline): New.
1949 2002-03-21 Jakub Jelinek <jakub@redhat.com>
1951 * config/avr/avr.md (length): Fix length computation for
1952 conditional branches.
1954 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
1956 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
1957 sdbout.o, profile.o): Update.
1958 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
1960 * c-common.h (gettags): Move here from tree.h.
1961 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
1962 insert_block, getdecls, kept_level_p, global_bindings_p): New.
1963 * dbxout.c (dbxout_init): Use getdecls langhook.
1964 * expr.c (expand_expr): Use insert_block langhook.
1965 * fold-const.c: Include langhooks.h.
1966 (fold_range_test, fold_binary_op_with_conditional_arg,
1967 fold): Use global_bindings_p langhook.
1968 * integrate.c (expand_inline_function): Use insert_block langhook.
1969 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
1970 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
1971 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
1972 LANG_HOOKS_GETDECLS): New.
1973 (LANG_HOOKS_INITIALIZER): Update.
1974 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
1976 * langhooks.h (struct lang_hooks_for_decls): New.
1977 (struct lang_hooks): Update.
1978 * profile.c: Include langhooks.h.
1979 (output_func_start_profiler): Use new langhooks.
1980 * sdbout.c: Include langhooks.h.
1981 (sdbout_init, sdbout_finish): Use getdecls langhook.
1982 * stmt.c: Include langhooks.h.
1983 (expand_fixup, fixup_gotos): Use new langhooks.
1984 * stor-layout.c: Include langhooks.h.
1985 (variable_size): Use global_bindings_p langhook.
1986 * toplev.c (compile_file): Use getdecls langhook.
1987 * tree-inline.c (remap_block): Use insert_block langhook.
1988 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
1989 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
1991 2002-03-21 Richard Henderson <rth@redhat.com>
1993 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
1994 constants in .data when -fpic.
1996 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1998 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
2001 2002-03-21 Tom Tromey <tromey@redhat.com>
2003 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
2005 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2007 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
2009 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
2011 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
2012 Richard Henderson <rth@redhat.com>
2015 * c-common.c (c_expand_expr): Preserve result of a statement
2016 expression if needed.
2018 2002-03-21 Jakub Jelinek <jakub@redhat.com>
2021 * genrecog.c (maybe_both_true_mode): Remove.
2022 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
2023 * machmode.def (Pmode): Likewise.
2025 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
2027 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
2028 (nonlocal_mentioned_p_1): New function.
2029 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
2030 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
2031 (mark_constant_function): Recognize pure functions.
2032 * rtl.h (global_reg_mentioned_p): New prototype.
2033 * rtlanal.c (global_reg_mentioned_p,
2034 global_reg_mentioned_p_1): New function.
2036 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2038 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
2040 * fixinc/fixincl.x: Regenerate.
2042 2002-03-20 Jason Merrill <jason@redhat.com>
2044 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
2046 2002-03-20 Michael Meissner <meissner@redhat.com>
2048 * doc/invoke.texi (Optimize Options): Document that -O2 sets
2051 2002-03-20 Bob Wilson <bob.wilson@acm.org>
2053 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
2054 ".literal_position" directive before the constant pool.
2056 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2058 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
2059 Add Craig Rodrigues.
2060 Add Brad Lucier to testers.
2062 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2065 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
2067 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
2068 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
2069 instead of insn_extract.
2071 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2074 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
2076 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
2077 stmt if some case has been output.
2079 2002-03-20 Jakub Jelinek <jakub@redhat.com>
2082 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
2083 movsfcc_1, movdfcc_1): Add %O2.
2084 * config/i386/i386.c (print_operand): Handle %ON.
2085 Print . before float condition codes in Sun as cmov syntax.
2086 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
2087 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
2090 2002-03-20 Philip Blundell <pb@nexus.co.uk>
2092 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
2093 return instruction if PC was popped.
2095 2002-03-20 Bob Wilson <bob.wilson@acm.org>
2097 * config/xtensa/xtensa.md: Remove unused type attributes.
2098 (adddi_carry, subddi_carry): Change type attribute to "multi".
2100 2002-03-19 Dale Johannesen <dalej@apple.com>
2102 PR optimization/5999, middle-end/5731
2103 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
2104 multiplications by reciprocals.
2106 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
2108 * Makefile.in: Update.
2109 * c-common.c: Include langhooks.h.
2110 (inline_forbidden_p): Use new hook.
2111 * diagnostic.c: Include langhooks.h.
2112 (format_with_decl, announce_function,
2113 default_print_error_function): Use new hook.
2114 * dwarf2out.c (dwarf2_name): Use new hook.
2115 * function.c: Include langhooks.h.
2116 (init_function_start): Use new hook.
2117 * langhooks-def.h (lhd_decl_printable_name): New.
2118 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
2119 (LANGHOOKS_INITIALIZER): Update.
2120 * langhooks.c (lhd_decl_printable_name): New.
2121 * langhooks.h (struct lang_hooks): New hook.
2122 * toplev.c (decl_name, decl_printable_name): Remove.
2123 (open_dump_file): Use new hook.
2124 (process_options): Remove old hook.
2125 * tree.h (decl_printable_name): Remove.
2127 * objc-act.c (objc_init): Remove old hook.
2128 (objc_printable_name): Export.
2129 * objc-act.h (objc_printable_name): New.
2130 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
2132 2002-03-19 Jim Blandy <jimb@redhat.com>
2134 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
2135 the start_source_file debug hook, not the current line number.
2137 2002-03-19 Richard Henderson <rth@redhat.com>
2139 * flow.c (EH_USES): Provide default.
2140 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
2141 * doc/tm.texi (EH_USES): New.
2143 * config/ia64/ia64.c (ia64_eh_uses): New.
2144 * config/ia64/ia64-protos.h: Update.
2145 * config/ia64/ia64.h (EH_USES): New.
2147 2002-03-19 Richard Henderson <rth@redhat.com>
2149 * varasm.c (output_constant_def): Fix stupid typo.
2151 2002-03-19 Richard Henderson <rth@redhat.com>
2154 * except.c (current_function_has_exception_handlers): New.
2155 * except.h: Declare it.
2156 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
2157 Combine tests that disable all sibcalls for the function.
2159 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
2161 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
2164 2002-03-19 Richard Henderson <rth@redhat.com>
2167 * config/ia64/ia64.c: Revert 2002-03-01 patch.
2168 * config/ia64/ia64.h (INIT_EXPANDERS): New.
2170 2002-03-19 Jim Blandy <jimb@redhat.com>
2172 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
2173 name, even if the replacement list contains no tokens, as required
2176 2002-03-19 Jason Merrill <jason@redhat.com>
2178 * varasm.c (globalize_decl): Get the name from the RTL, not
2179 DECL_ASSEMBLER_NAME.
2181 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
2183 2002-03-19 Bob Wilson <bob.wilson@acm.org>
2185 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
2186 subdi_carry): Define.
2188 2002-03-19 David Edelsohn <edelsohn@gnu.org>
2190 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
2191 about -fpic/-fPIC if extra_warnings set.
2193 2002-03-19 David Edelsohn <edelsohn@gnu.org>
2195 * expr.c (expand_expr): Sign-extend CONST_INT generated from
2196 TREE_STRING_POINTER.
2197 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
2199 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2201 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
2202 in favor of SP if FRAME_POINTER_REQUIRED is false.
2204 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
2206 * emit-rtl.c (gen_int_mode): New function.
2207 * rtl.h: Prototype for it.
2208 * combine.c (make_extraction, simplify_comparison), expmed.c
2209 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
2210 (convert_modes, store_field), optabs.c (expand_fix),
2211 simplify-rtx.c (neg_const_int, simplify_unary_real),
2213 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
2214 Use it instead of GEN_INT (trunc_int_for_mode (...)).
2216 2002-03-19 Jakub Jelinek <jakub@redhat.com>
2219 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
2220 convert_parm_for_inlining.
2221 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2223 * langhooks-def.h: Likewise.
2224 * objc/objc-lang.c: Likewise.
2225 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
2227 * tree-inline.c (initialize_inlined_parameters):
2228 Call convert_parm_for_inlining lang hook if needed.
2229 * c-typeck.c (c_convert_parm_for_inlining): New function.
2230 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
2232 2002-03-18 Mark Mitchell <mark@codesourcery.com>
2234 * calls.c (precompute_arguments): Do not assume that temporaries
2235 can be destroyed after expanding the argument.
2236 (expand_call): Likewise.
2238 2002-03-15 Eric Christopher <echristo@redhat.com>
2240 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
2241 Fix register preference on last change.
2242 * config/mips/mips.c (mips_return_in_memory): New function.
2243 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
2244 * config/mips/mips-protos.h: Declare.
2245 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
2246 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
2248 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
2250 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
2252 (anddi3, iorsi3): Likewise.
2254 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
2255 use %gprel for symbols that are going to be placed in linkonce
2258 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
2259 RETURN_ADDRESS_POINTER_REGNUM to $ra.
2260 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
2261 not needed. Disregard leaf_function_p().
2262 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
2263 mips16 frame pointer.
2264 * config/mips/mips.md (store ra): Only to small SP offsets.
2265 2001-08-22 Graham Stott <grahams@redhat.com>
2266 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
2267 return a REG rtx for the return address register.
2269 2002-03-18 Bob Wilson <bob.wilson@acm.org>
2271 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
2272 constant-pool addresses as "mode-dependent".
2273 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
2275 2002-03-18 Jakub Jelinek <jakub@redhat.com>
2278 * expr.c (emit_group_load): Use extract_bit_field if
2279 needed for CONCAT arguments.
2281 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
2284 * arm.md (tablejump): Make this a define_expand. For PIC add the
2285 offset to the base of the table.
2286 (thumb_tablejump): Matcher for Thumb tablejump insn.
2287 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
2288 as the difference of two labels.
2289 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2290 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
2292 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2293 * arm.c (get_jump_table_size): If the table is not in the text
2294 section, return zero.
2296 2002-03-18 Bernd Schmidt <bernds@redhat.com>
2298 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
2300 (arm_reload_out_hi): Use gen_lowpart instead of
2301 gen_rtx_SUBREG to access QImode components.
2302 * config/arm/arm.md: Disable zero_extend split for QImode
2303 subregs in BIG_ENDIAN mode.
2304 (storehi_bigend): Match use of least significant byte.
2305 (storeinthi): Remove extraneous SUBREG.
2306 Add missing construction of operands[2].
2307 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
2308 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
2309 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
2311 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
2313 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
2316 2002-03-17 Richard Henderson <rth@redhat.com>
2318 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
2321 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
2323 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
2324 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
2326 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2328 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
2330 * predict.c (estimate_bb_frequencies): Delete unused variables.
2332 2002-03-17 Richard Henderson <rth@redhat.com>
2334 * config/ia64/ia64.c (ia64_attribute_table): Move before
2335 targetm definition. Make static.
2337 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
2339 * c-common.h (yyparse, c_common_parse_file): New.
2340 * c-lang.c: Include c-common.h.
2341 (LANG_HOOKS_PARSE_FILE): Redefine.
2342 * c-lex.c: Include c-common.h.
2343 (yyparse): Rename c_common_parse_file. Call yyparse.
2344 * c-parse.in (yyparse): Remove macro.
2345 * c-tree.h (yyparse_1): Remove.
2346 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
2347 (LANG_HOOKS_INITIALIZER): Update.
2348 * langhooks.h (struct lang_hoooks): New hook parse_file.
2349 * toplev.c (compile_file): Use parse_file hook.
2350 * tree.h (yyparse): Remove.
2351 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
2353 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
2355 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
2356 float_truncate, not fix.
2357 ("*truncdfsf2_real"): Ditto.
2358 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
2360 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
2362 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
2364 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
2365 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
2366 where appropriate. Make the second reference to
2367 leaf_function_p a function call, as intended. Reindented.
2369 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
2370 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
2372 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
2373 add register to non-constant into sp.
2375 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
2376 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
2377 (mips16_gp_pseudo_rtx): Lose.
2378 (INIT_EXPANDERS): Deleted.
2379 * config/mips/mips.c (mips_init_machine_status): New.
2380 (mips_free_machine_status): New.
2381 (mips_mark_machine_status): New.
2382 (override_options): Set them.
2383 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
2384 (struct machine_function): ... new. Replaced all references.
2385 (mips_add_gc_roots): Don't mark them.
2386 (embedded_pic_fnaddr_reg): New, extracted from...
2387 (embedded_pic_offset): ... here.
2388 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
2391 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
2393 * cppinit.c: Revert -MD removal.
2395 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2397 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
2398 soft registers by default for 68HC12.
2399 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
2400 when compiling with -fomit-frame-pointer.
2401 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
2402 (expand_epilogue): Likewise.
2403 (m68hc11_gen_rotate): Use exg when rotating by 8.
2405 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2407 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
2408 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
2409 (splits): Remove unused add splits.
2410 ("*addhi3_68hc12"): Tune constraints.
2411 ("addhi_sp"): Try to use X instead of Y in all cases and if the
2412 constant fits in 8-bits and D is dead use abx/aby instructions.
2413 ("*addhi3"): Remove extern declaration of ix_reg.
2414 ("*subsi3"): Optimize and provide new split.
2415 ("subhi3"): Cleanup.
2416 ("*subhi3_sp"): Avoid saving X if we know it is dead.
2417 (arith splits): For 68hc12 save the address register on the stack
2418 and do the arithmetic operation with a pop.
2420 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2422 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
2423 allocating QImode in address registers.
2424 ("*movqi_m68hc11"): Likewise.
2426 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
2428 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
2430 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
2432 * cppinit.c (print_help): Display -MD and -MMD.
2433 Don't display usage string. Update assertion syntax and
2435 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
2436 (cpp_handle_option): Update.
2438 2002-03-15 Chris Demetriou <cgd@broadcom.com>
2440 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
2441 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
2442 and define it so that regardless of target CPU size,
2443 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
2444 of "int" rather than "long."
2446 2002-03-15 Richard Henderson <rth@redhat.com>
2448 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
2451 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2453 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
2454 ("tstqi" split): Avoid using memory for tstqi on address register.
2455 (splits): Remove constraints.
2456 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
2457 ("cmpdf", "cmpsf"): Remove since not used.
2458 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
2459 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
2461 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2463 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
2464 ("neghi2"): Tighten constraints.
2465 ("one_cmplsi2"): Optimize and simplify split.
2466 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
2468 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2470 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
2471 and split of AND operation to clear the upper bits.
2472 ("*logicalsi3_zextqi"): Likewise.
2473 ("*logicallhi3_zexthi_ashift8"): Likewise.
2474 ("*logicalsi3_silshr16"): Likewise.
2475 ("logicalsi3_silshl16"): Likewise.
2476 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
2478 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2480 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
2481 (m68hc11_indirect_p): New function.
2482 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
2483 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
2485 (asm_print_register): Likewise.
2486 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
2487 (m68hc11_indirect_p): Declare.
2488 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
2489 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
2490 (TARGET_SWITCHES): New option -mrelax.
2491 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
2493 ("iorsi3", "xorsi3"): Likewise.
2494 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
2495 ("*andhi3_mem"): New to handle destination in memory with bclr
2496 and a scratch register.
2497 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
2498 ("*andhi3_const"): New when operand2 is constant.
2499 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
2500 ("*andhi3_gen"): Cleanup of the old "andhi3".
2501 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
2502 ("xorqi3"): Update constraints.
2504 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2506 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
2507 for reg_equiv_memory_loc when the operand is a register that does
2508 not get a hard register (stack location).
2509 (tst_operand): After reload, accept all memory operand.
2510 (symbolic_memory_operand): Fix detection of symbolic references.
2511 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
2512 accept symbols and any constant.
2514 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2516 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
2517 note on the insn that sets the soft frame register.
2518 (must_parenthesize): ix and iy are also reserved names.
2519 (print_operand_address): One more place where parenthesis are required
2520 to avoid confusion with register names.
2521 (m68hc11_gen_movhi): Allow push of stack pointer.
2522 (m68hc11_check_z_replacement): Fix handling of parallel with a
2524 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
2525 the replacement register is.
2526 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
2527 and D8_REGS classes.
2528 (MODES_TIEABLE_P): All modes are tieable except QImode.
2530 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2532 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
2533 (___subdi3): Likewise.
2534 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
2535 (__map_data_section): Optimize 68hc11 case.
2537 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2539 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
2540 than a shift to avoid adding a register with itself.
2541 (m68hc11_memory_move_cost): Take into account NO_REGS.
2542 (m68hc11_register_move_cost): Update and use memory move cost
2544 (m68hc11_address_cost): Make cost of valid offset not 0 so that
2545 it gives more opportunities to cse to optimize.
2546 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
2547 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
2549 2002-03-15 Mark Mitchell <mark@codesourcery.com>
2551 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
2552 * c-common.def (CLEANUP_STMT): New tree node.
2553 * c-common.h (CLEANUP_DECL): New macro.
2554 (CLEANUP_EXPR): Likewise.
2555 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
2556 * expr.c (expand_expr): Tidy.
2557 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
2558 * tree-inline.c (initialize_inlined_parameters): Clean up
2559 new local variables.
2561 2002-03-15 Jakub Jelinek <jakub@redhat.com>
2564 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
2565 before movrXX only, use reg_overlap_mentioned_p.
2566 Only special case NE if just one insn can be generated.
2568 2002-03-15 Jason Merrill <jason@redhat.com>
2570 * varasm.c (assemble_variable): Call resolve_unique_section before
2571 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
2574 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
2577 * arm.md (split pattern for thumb shiftable immediates): Add comment
2578 explaining non-obvious test.
2580 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
2583 * arm.md (movaddr, movaddr_insn): Delete.
2585 2002-03-15 Jason Merrill <jason@redhat.com>
2587 * toplev.c (wrapup_global_declarations): Clarify variable handling.
2588 -fkeep-static-consts doesn't apply to comdats.
2590 2002-03-14 Richard Henderson <rth@redhat.com>
2592 * c-decl.c: Include c-pragma.h.
2593 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
2594 (finish_function): Tidy.
2595 * c-pragma.c: Include c-common.h.
2596 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
2597 (handle_pragma_weak): Use them.
2598 (init_pragma): Register pending_weaks.
2599 * c-pragma.h (maybe_apply_pragma_weak): Declare.
2600 * print-tree.c (print_node): Print DECL_WEAK.
2601 * varasm.c (mark_weak_decls): Remove.
2602 (remove_from_pending_weak_list): Remove.
2604 (asm_emit_uninitialised): Call globalize_decl for weak commons.
2605 (weak_decls): Make a tree_list.
2606 (declare_weak): Cons weak_decls directly.
2607 (globalize_decl): Remove weak_decls elements directly.
2608 (weak_finish): Simplify weak_decls walk. Don't weaken unused
2609 symbols. Don't pretend to handle aliases.
2610 (init_varasm_once): Update weak_decls registry.
2611 * Makefile.in: Update dependencies.
2613 2002-03-14 Richard Henderson <rth@redhat.com>
2616 * config/ia64/ia64.c: Include tm_p.h last.
2617 (gen_nop_type): Remove duplicate definition.
2618 (cycle_end_fill_slots): Set sched_data for second L slot.
2619 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
2620 (nop_cycles_until): Fix typos.
2622 2002-03-15 Jakub Jelinek <jakub@redhat.com>
2624 PR optimization/5891
2625 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
2627 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
2629 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
2630 descriptors correctly.
2632 2002-03-14 Michael Meissner <meissner@redhat.com>
2634 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
2635 100, allowing MAX_UNROLLED_INSNS to be overridden.
2637 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
2640 * unroll.c (params.h): Include.
2641 (MAX_UNROLLED_INSNS): Delete, now in params.h.
2643 * doc/invoke.texi (--param max-unroll-insns): Document.
2645 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
2647 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
2649 * arm.md: Fix warnings about constraints in peepholes and splits.
2651 2002-03-14 Zack Weinberg <zack@codesourcery.com>
2653 * cpphash.h (struct lexer_state): Remove line_extension member.
2654 * cpplib.c (dequote_string, do_linemarker): New functions.
2655 (linemarker_dir): New data object.
2656 (DIRECTIVE_TABLE): No longer need to interpret #line in
2657 preprocessed source. Delete obsolete comment about return
2659 (end_directive, directive_diagnostics, _cpp_handle_directive):
2660 Don't muck with line_extension.
2661 (directive_diagnostics): No need to issue warnings for
2663 (_cpp_handle_directive): Issue warnings for linemarkers here,
2664 when appropriate. Dispatch linemarkers to do_linemarker, not
2666 (do_line): Code to handle linemarkers split out to do_linemarker.
2667 Convert escape sequences in filename argument, both places.
2669 * cppmacro.c (quote_string): Rename cpp_quote_string and
2670 export. All callers changed.
2671 * cpplib.h (cpp_quote_string): Prototype.
2672 * cppmain.c (print_line): Call cpp_quote_string on to_file
2675 * doc/cpp.texi: Document that escapes are now interpreted in
2676 #line and in linemarkers, and that non-printing characters are
2677 converted to octal escapes when linemarkers are generated.
2679 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
2681 * emit-rtl.c (try_split): Use delete_insns.
2682 * recog.c (split_all_insns): Fix terminating condition.
2684 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
2685 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
2688 * arm.c (arm_output_epilogue): Fix floating-point register save
2689 adjustment when using a frame pointer.
2691 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
2693 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
2694 * config/mips/mips.c (compute_frame_size): Retrofit them here.
2695 (save_restore_insns, mips_expand_epilogue): And here.
2696 (build_mips16_call_stub): And here.
2697 (mips_function_value): Use the new macros to decide whether a single
2698 or complex float can be returned in floating-point registers. Return
2699 a parallel rtx in the complex case.
2701 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
2703 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
2704 call after liveness analysis.
2706 * recog.c (split_insn): Use delete_insn_and_edges.
2708 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
2709 instructions to have branch prediction notes.
2710 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
2712 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
2714 * configure.in: Don't pass -Wno-long-long to a ADA compiler
2715 that doesn't support it.
2716 * configure: Regenerate.
2718 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2721 * config/sparc/sparc.md (normal_branch, inverted_branch,
2722 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
2723 inverted_fp_branch): Adjust calls to output_cbranch.
2724 Set length attribute.
2725 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
2726 output_v9branch. Set length attribute.
2727 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
2729 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
2730 (output_cbranch): Likewise. Handle far branches.
2731 (output_v9branch): Handle far branches.
2732 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
2734 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
2735 noov_compare64_op predicates.
2737 2002-03-13 Jason Merrill <jason@redhat.com>
2739 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
2740 into the function and constify it.
2741 * gthr-dce.h, gthr-solaris.h: Likewise.
2743 2002-03-13 David Edelsohn <edelsohn@gnu.org>
2745 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
2746 * config/rs6000/rs6000.c (rs6000_va_arg): Use
2747 std_expand_builtin_va_arg if not ABI_V4.
2749 2002-03-13 Jason Merrill <jason@redhat.com>
2751 * varasm.c (globalize_decl): New fn.
2752 (assemble_start_function): Use it.
2753 (asm_emit_uninitialized): Use it.
2754 (assemble_alias): Use it.
2755 (assemble_variable): Use it.
2757 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
2759 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
2760 2002-03-12 internal visibility change.
2761 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
2762 visibility into SYMBOL_REF_FLAG.
2764 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
2766 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
2767 VOIDmode operand. Add compile-time optimization for constant results.
2769 2002-03-12 Jason Merrill <jason@redhat.com>
2771 * c-typeck.c (convert_for_assignment): Don't allow conversions
2772 between pointers and references. Only allow lvalues to convert to
2775 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
2777 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
2778 before prologue, to avoid scheduling problems.
2780 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2782 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
2783 (ELIMINABLE_REGS): Add sfp->sp.
2784 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
2786 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2788 PR optimization/5892
2789 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
2791 2002-03-13 Jakub Jelinek <jakub@redhat.com>
2793 * loop.c (basic_induction_var): Don't call convert_modes if mode
2794 classes are different.
2796 2002-03-12 Richard Henderson <rth@redhat.com>
2798 PR optimization/5901
2799 * function.c (reposition_prologue_and_epilogue_notes): Position
2800 the markers after/before the last/first insn not deleted.
2802 2002-03-12 Richard Henderson <rth@redhat.com>
2804 PR optimization/5878
2805 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
2806 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
2807 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
2809 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
2810 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
2811 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
2813 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
2814 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
2815 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
2816 also. Don't set it if not flag_pic.
2817 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
2818 to be INVALID_REGNUM when not used.
2820 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
2822 * expmed.c (store_bit_field): Reset alias set for memory.
2823 (extract_bit_field): Same.
2825 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2827 * c-common.c (c_tree_code_type, c_tree_code_length,
2828 c_tree_code_name, add_c_tree_codes): Delete.
2829 * c-common.h (add_c_tree_codes): Delete.
2830 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
2832 * c-objc-common.c (c_objc_common_init): Don't call
2833 add_c_tree_codes, instead set lang_unsafe_for_reeval.
2834 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
2835 objc_tree_code_name, add_objc_tree_codes): Delete.
2836 (objc_init): Don't call add_objc_tree_codes.
2837 * objc/objc-lang.c (tree_code_type, tree_code_length,
2838 tree_code_name): Define.
2839 * toplev.c (lang_independent_init): Don't set
2840 tree_code_length[IDENTIFIER_NODE].
2841 * tree.c (tree_code_type, tree_code_length, tree_code_name):
2842 Delete definitions, moved to language front-ends.
2843 * tree.def (IDENTIFIER_NODE): Hardwire the length.
2844 * tree.h (tree_code_type, tree_code_length, tree_code_name):
2846 (tree_code_length): Change type to unsigned char.
2848 2002-03-12 Richard Henderson <rth@redhat.com>
2850 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
2851 internal visibility change.
2853 2002-03-12 Bob Wilson <bob.wilson@acm.org>
2855 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
2856 validize_mem() instead of change_address to avoid clobbering
2859 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
2861 * c-lex.h (position_after_whitespace): Remove.
2863 2002-03-12 Jakub Jelinek <jakub@redhat.com>
2865 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
2866 (lex_string): Use unsigned char pointers.
2868 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
2870 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
2871 is not a valid memory_operand.
2873 2002-03-12 Bob Wilson <bob.wilson@acm.org>
2875 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
2876 * config/xtensa/lib1funcs.asm: Fix copyright to include
2877 special case for libgcc files.
2878 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
2879 (__divsi3): Likewise.
2880 (__umodsi3): Likewise.
2881 (__modsi3): Likewise.
2882 * config/xtensa/lib2funcs.S: Fix copyright to include
2883 special case for libgcc files.
2885 2002-03-12 Tom Rix <trix@redhat.com>
2887 * collect2.c (resolve_lib_name): Move outside of
2888 OBJECT_FORMAT_COFF ifdef.
2889 (ignore_library): Same.
2891 2002-03-12 Bob Wilson <bob.wilson@acm.org>
2893 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
2895 2002-03-12 Bob Wilson <bob.wilson@acm.org>
2897 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
2898 to function_section before writing out the constant pool.
2900 2002-03-12 David Edelsohn <edelsohn@gnu.org>
2902 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
2904 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
2906 2002-03-12 Alan Modra <amodra@bigpond.net.au>
2908 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
2912 (cmpsi splitter): Likewise.
2913 (modsi3): Fail if <= 0.
2914 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
2915 redundant test when HOST_BITS_PER_WIDE_INT != 32.
2916 (reg_or_sub_cint64_operand): Likewise.
2917 (num_insns_constant_wide): Optimize sign extension.
2918 (rs6000_legitimize_address): Likewise.
2920 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
2922 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2923 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2925 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
2927 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
2928 address calculation.
2930 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
2932 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
2933 scratch register to DImode / TImode.
2934 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
2935 register used does not overlap the target.
2937 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2939 * Makefile.in (debug.o): Depend on debug.h.
2940 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
2941 * debug.c (do_nothing_debug_hooks): Likewise.
2942 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
2943 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
2944 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
2945 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
2946 * dwarfout.c (dwarf_debug_hooks): Likewise.
2947 * integrate.c (output_inline_function): Likewise.
2948 * objc/objc-act.c (synth_module_prologue): Likewise.
2949 * sdbout.c (sdb_debug_hooks): Likewise.
2950 * toplev.c (debug_hooks): Likewise.
2951 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2953 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2955 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
2956 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
2957 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
2958 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
2959 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
2960 * defaults.h (POINTER_SIZE): Define.
2961 * doc/tm.texi (POINTER_SIZE): Document default.
2963 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2965 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
2967 2002-03-11 Richard Henderson <rth@redhat.com>
2969 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
2970 if rebuild_label_notes_after_reload.
2972 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
2974 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
2975 emit pic register load if "internal" visibility.
2976 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
2977 (cris_expand_builtin_va_arg): Do all computations on trees.
2979 2002-03-11 Richard Henderson <rth@redhat.com>
2981 * rtlanal.c: Include recog.h.
2982 (keep_with_call_p): Fix thinko.
2983 * Makefile.in (rtlanal.o): Update dependencies.
2985 2002-03-11 Chris Meyer <cmeyer@gatan.com>
2987 * genflags.c (gen_insn): Use IS_VSPACE.
2988 * genoutput.c (output_insn_data): Likewise.
2989 (process_template): Likewise.
2991 2002-03-11 Richard Henderson <rth@redhat.com>
2993 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
2995 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
2997 * Makefile.in: Update.
2998 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
2999 Update documentation.
3000 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
3001 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
3003 2002-03-11 Zack Weinberg <zack@codesourcery.com>
3005 * Makefile.in: Give texi2pod its input file as a command line
3006 argument, not on stdin.
3008 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
3009 Daniel Berlin <dan@dberlin.org>
3011 C++ alias analysis improvement.
3012 * alias.c (record_component_aliases): Record aliases for base
3015 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
3017 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
3019 2002-03-11 Douglas B Rupp <rupp@gnat.com>
3021 * toplev.c (vms_fopen): Remove, not needed.
3023 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
3025 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
3027 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
3028 for FP, already done later.
3030 * toplev.c (debug_args): Add entry for VMS_DEBUG.
3031 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
3033 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
3035 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
3036 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
3037 LARGEST_EXPONENT_IS_NORMAL for the given mode.
3038 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
3039 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
3040 (ediv, emul, eldexp, esqrt): Likewise.
3041 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
3042 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
3043 (saturate): New function.
3044 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
3045 (make_nan): Use a saturation value instead of a NaN if
3046 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
3047 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
3048 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
3049 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
3050 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
3051 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
3052 !ROUND_TOWARDS_ZERO.
3053 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
3054 (ROUND_TOWARDS_ZERO): Document.
3056 2002-03-11 Andreas Jaeger <aj@suse.de>
3058 * cfg.c (dump_flow_info): Remove unused variable.
3060 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
3062 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
3063 computations on trees.
3065 2002-03-10 Richard Henderson <rth@redhat.com>
3068 * reload.c (copy_replacements_1): New.
3069 (copy_replacements): Use it to recurse through the rtx.
3071 2002-03-10 Richard Henderson <rth@redhat.com>
3073 * loop.c (strength_reduce): Compute number of iterations as
3074 unsigned HOST_WIDE_INT.
3076 2002-03-10 Richard Henderson <rth@redhat.com>
3078 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
3079 to move away from the end of the block.
3081 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
3083 PR preprocessor/5899
3084 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
3086 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3088 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
3090 * attribs.c (decl_attributes): Fix signed/unsigned warning.
3092 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
3094 * config/mmix/mmix.c: Improve comments.
3095 (mmix_target_asm_function_prologue): Drop variable
3096 empty_stack_frame. Don't allocate unused slot above fp.
3097 (mmix_target_asm_function_epilogue): Mirror prologue changes.
3098 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
3099 brace in first column.
3100 (enum reg_class): Ditto.
3101 (FIRST_PARM_OFFSET): Now 0.
3102 (USER_LABEL_PREFIX): Remove #if 0:d definition.
3104 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3106 * combine.c (make_extraction): Fix error in last change.
3108 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3110 * c4x.c (c4x_fp_reglist): Const-ify.
3111 * cris.c (cris_print_operand): Likewise.
3112 * i386.c (ix86_va_arg): Likewise.
3113 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
3114 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
3115 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
3116 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
3117 * mcore.h (regno_reg_class): Likewise.
3118 * mips.c (gen_int_relational): Likewise.
3119 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
3120 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
3121 * pdp11.c (move_costs): Likewise.
3122 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
3123 * s390.c (s390_branch_condition_mnemonic, regclass_map):
3125 * s390.h (regclass_map): Likewise.
3126 * sh.c (shift_amounts): Likewise.
3127 * sh.md (rotlsi3): Likewise.
3129 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
3131 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
3132 (ne0+5): Use new clobber to generate proper shift pattern.
3133 Patch by Michael Matz <matz@kde.org>.
3135 2002-03-09 Andreas Schwab <schwab@suse.de>
3137 * gcc.c (validate_all_switches): Also handle `%W{...}'.
3139 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
3141 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
3143 2002-03-09 Jakub Jelinek <jakub@redhat.com>
3146 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
3147 even for non-representable constants.
3149 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3151 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
3152 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
3153 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
3154 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
3155 (pop_function_context): Compute MAY_SHARE parameter for
3157 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
3158 (gen_mem_addressof): Call fixup_var_refs with new parm.
3160 * combine.c (make_extraction): Don't make extension of CONST_INT.
3162 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
3164 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
3165 in o32 and o64 ABIs.
3166 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
3167 but getting fixed-size structs passed in registers regardless of
3168 padding in o32 and o64 ABIs.
3170 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
3171 offset before loading address of argument passed by transparent
3174 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
3176 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
3178 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
3180 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
3181 marker such that registers after it are saved.
3183 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3185 * sparc.c (arith_4096_operand): Fix error in last change.
3187 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
3189 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
3192 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
3194 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
3197 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
3199 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
3201 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
3203 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
3204 removed; fix return value.
3205 * combine.c (combine_instructions): Dirtify blocks where we failed to
3206 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
3207 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
3209 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3211 * gcse.c (insert_insn_end_bb): Fix typo in last change.
3213 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
3215 * recog.c (peephole2_optimize): Re-distribute EH edges.
3217 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
3219 * expr.c (expand_expr): Use unsave lang hook.
3220 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
3221 (LANG_HOOKS_INITIALIZER): Update.
3222 * langhooks.h (struct lang_hooks): New hook unsave.
3223 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
3224 (unsave_expr_1): Remove unused lang_unsave_expr_now.
3225 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
3226 (unsave_expr_now): Remove.
3227 * tree.h (unsave_expr_now, lang_unsave,
3228 lang_unsave_expr_now): Remove.
3231 2002-03-08 Andreas Jaeger <aj@suse.de>
3233 * flow.c (propagate_block_delete_insn): Remove unused variable.
3235 2002-03-08 Kazu Hirata <kazu@hxi.com>
3237 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
3238 insn length for memory load/store.
3240 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
3242 * doc/install.texi (--with-libiconv-prefix): Document.
3244 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
3246 * doc/sourcebuild.texi: Fix typo.
3248 2002-03-08 Jakub Jelinek <jakub@redhat.com>
3251 * builtins.c (std_expand_builtin_va_arg): Do all computations on
3254 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3256 * rtl.c (copy_most_rtx): Move from here ...
3257 * emit-rtl.c (copy_most_rtx): ... to here.
3259 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
3261 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
3262 SUBTARGET_CPP_SIZE_SPEC.
3263 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
3265 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
3267 2002-03-07 Matt Hiller <hiller@redhat.com>
3269 * gensupport.c (first_dir_md_include): Renamed from include;
3270 change all references.
3271 (last_dir_md_include): Renamed from last_include; change all
3273 (init_md_reader): Unconditionally initialize base_dir whether or
3274 not filename is a relative path.
3276 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
3278 * config/fp-bit.c (_unord_f2): Compile it in even if
3279 US_SOFTWARE_GOFAST is enabled.
3281 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
3282 NULL_RTX. Set all HFmode operations as NULL_RTX.
3283 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
3284 NULL_RTX, try reversing the comparison and the operands.
3286 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
3288 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
3289 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
3292 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
3294 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
3296 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
3298 * basic-block.h (fixup_abnormal_edges): Declare.
3299 * reload1.c (fixup_abnormal_edges): New function.
3300 * reg-stack.c (convert_regs): Use it.
3302 * gcse.c (insert_insn_end_bb): Handle trapping insns.
3304 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
3306 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
3308 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
3309 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
3310 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
3311 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
3312 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
3313 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
3314 unless x and y could be infinite.
3315 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
3316 Check that the common type of both arguments is a real, even for
3317 targets without unordered comparisons. Allow an integer argument
3318 to be compared against a real.
3319 (expand_tree_builtin): Use expand_unordered_cmp.
3320 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
3321 * cse.c (fold_rtx): Likewise. Fix indentation.
3322 * fold-const.c (fold_real_zero_addition_p): New.
3323 (fold): Use it, and the new HONOR_... macros.
3324 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
3325 * jump.c (reversed_comparison_code_parts): After searching for
3326 the true comparison mode, use HONOR_NANS to decide whether it
3327 can be safely reversed.
3328 (reverse_condition_maybe_unordered): Remove IEEE check.
3329 * simplify-rtx.c (simplify_binary_operation): Use the new macros
3330 to decide which simplifications are valid. Allow the following
3331 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
3332 and (a - -b) to (a + b).
3333 (simplify_relational_operation): Use HONOR_NANS.
3334 * doc/tm.texi: Document the MODE_HAS_... macros.
3336 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
3338 * combine.c (simplify_comparison): If simplifying a logical shift
3339 right and compare with constant, force the comparison to unsigned.
3341 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
3343 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
3345 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
3347 (alt_reg_names): Remove % for vrsave.
3349 2002-03-06 Richard Henderson <rth@redhat.com>
3351 PR optimization/5844
3352 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
3353 if used indicates we've already emitted one copy of an operand.
3354 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
3355 (gen_split): Supply a non-null used.
3357 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
3359 * reload1.c (reload): Unshare all rtl after reload is done.
3361 * simplify-rtx.c (simplify_plus_minus): Do not abort,
3362 but simply fail if the expression is too complex to simplify.
3363 (simplify_gen_binary): Handle simplify_plus_minus failures.
3365 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
3367 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
3368 consistently call delete_trivially_dead_insns after CSE and GCSE;
3369 fix DFI_life dumping; do jump threading after liveness; do crossjumping
3370 after liveness2; update comment in last crossjumping.
3371 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
3373 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
3375 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
3376 after completing fast dead code elimination.
3378 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
3381 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
3383 * version.c: Fix misplaced leading blanks on first line.
3385 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
3387 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
3389 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
3391 * cfgcleanup.c (mentions_nonequal_regs): New function.
3392 (thread_jump): Use it.
3393 * toplev.c (rest_of_compilation): Run jump threading after
3396 2002-03-06 Jakub Jelinek <jakub@redhat.com>
3398 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
3401 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
3403 * predict.c (estimate_bb_frequencies): Do not reload the
3404 frequencies from notes.
3406 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
3408 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
3409 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
3411 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
3412 delete_noop_moves): Return indeger.
3413 * flow.c (ndead): New variable.
3414 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
3415 BB argument; update callers.
3416 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
3417 (life_analysis): Do not call purge_all_dead_edges.
3418 (update_life_info): Return number of deleted insns; print statistics.
3419 (update_life_info_in_dirty_blocks): likewise.
3420 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
3421 return number of insns deleted.
3423 * cse.c: Include timevar.h
3424 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
3425 iterate until stabilizes; print statistics; return number of killed
3427 * Makefile.in: (cse.o): Add timevar.h dependency
3428 * rtl.h (delete_trivially_dead_insns): New.
3429 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
3430 * toplev.c (rest_of_compilation): Update callers.
3432 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
3433 (try_optimize_cfg): Do not update liveness.
3434 (cleanup-cfg): Loop until try_optimize_cfg and dead code
3435 removal stabilizes; use delete_trivially_dead_insns.
3437 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
3439 2002-03-05 Zack Weinberg <zack@codesourcery.com>
3441 * cppmain.c (setup_callbacks): Disable #pragma and #ident
3442 callbacks when processing assembly language.
3444 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3446 * pa.h (ASM_FILE_END): Define.
3447 * som.h (ASM_FILE_END): Delete.
3449 * pa.c (function_arg): Don't pass floats in general registers in
3450 indirect calls if TARGET_ELF32.
3452 2002-03-05 Richard Henderson <rth@redhat.com>
3454 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
3456 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
3458 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
3460 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3462 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
3463 -r command line. Don't hide any symbols if not building
3466 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
3468 * cfg.c (dump_flow_info): Warn about profile mismatches.
3469 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
3470 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
3472 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3474 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
3475 wide volatile memory by parts.
3477 2002-03-05 Jakub Jelinek <jakub@redhat.com>
3479 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
3482 2002-03-05 Richard Henderson <rth@redhat.com>
3484 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
3486 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
3488 * toplev.c (documented_lang_options): Document more
3489 language-specific options.
3490 * doc/invoke.texi (Warning Options): Correct documentation for
3491 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
3492 * c-decl.c (c_decode_option): Use a table to handle warning options.
3494 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
3496 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
3497 parameter to mmix_encode_section_info.
3498 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
3499 relocatably. Always produce ELF, not mmo if linking relocatably.
3500 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
3501 first is non-zero, don't add symbol prefix.
3502 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
3503 prototype accordingly.
3505 2002-03-04 Krister Walfridsson <cato@df.lth.se>
3507 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
3509 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
3511 * configure.in: Increase required makeinfo version to 4.1.
3512 * configure: Regenerate.
3514 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
3516 * .cvsignore: Remove *.info* and genrtl*; these files are generated
3519 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
3521 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
3522 * doc/invoke.texi: Fix @math uses.
3524 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
3526 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
3529 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
3531 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
3532 (powerpc-*-eabisimaltivec*): Same.
3534 * config/rs6000/t-ppcendian: New.
3536 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3538 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
3539 nonimmediate_src_operand and nonimmediate_lsrc_operand to
3540 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
3542 2002-03-03 Richard Henderson <rth@redhat.com>
3544 * toplev.c (rest_of_decl_compilation): Revert last two changes.
3546 2002-03-03 Zack Weinberg <zack@codesourcery.com>
3548 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
3549 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
3550 tree.c, config/m68k/m68k.c:
3551 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
3552 REAL_ARITHMETIC blocks unconditional. Delete some further
3553 #ifdef blocks predicated on REAL_ARITHMETIC.
3554 * flags.h, toplev.c: Delete remaining references to
3557 * doc/invoke.texi: Remove documentation of -fpretend-float.
3558 * doc/tm.texi: Describe the various REAL_* macros as provided by
3559 real.h, not by the target configuration files.
3561 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
3562 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
3563 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
3564 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
3565 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
3566 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
3567 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
3568 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
3569 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
3570 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
3571 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
3572 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
3573 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
3574 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
3575 config/xtensa/xtensa.h:
3576 Do not define, undefine, or mention in comments any of
3577 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
3578 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
3579 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
3580 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
3581 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
3582 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
3583 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
3584 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
3585 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
3587 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3589 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
3590 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
3591 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
3592 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
3593 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
3594 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
3596 * defaults.h (BITS_PER_WORD): Define.
3597 * doc/tm.texi (BITS_PER_WORD): Document default value.
3599 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
3600 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
3601 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
3603 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3605 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
3606 lieu of explicit sizeof/sizeof.
3607 * i386.c (override_options, ix86_init_mmx_sse_builtins,
3608 ix86_expand_builtin): Likewise.
3609 * mips.c (mips_add_gc_roots): Likewise.
3610 * mmix.c (mmix_output_condition): Likewise.
3611 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
3612 altivec_init_builtins): Likewise.
3613 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
3614 * cppexp.c (Nsuff, parse_number): Likewise.
3615 * cppinit.c (builtin_array_end): Likewise.
3616 * gcc.c (n_default_compilers, process_command): Likewise.
3617 * genpreds.c (output_predicate_decls): Likewise.
3618 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
3619 * lcm.c (N_ENTITIES): Likewise.
3620 * stor-layout.c (set_sizetype): Likewise.
3622 2002-03-03 Richard Henderson <rth@redhat.com>
3624 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
3625 for types or labels.
3627 2002-03-03 Richard Henderson <rth@redhat.com>
3629 * c-decl.c (start_decl): Initialized variables are not common.
3631 2002-03-02 Per Bothner <per@bothner.com>
3633 * gcc.c (option_map): Suport new --bootclasspath option.
3634 --CLASSPATH is now just an alias for --classpath.
3636 2002-03-02 Richard Henderson <rth@redhat.com>
3638 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
3639 load if "internal" visibility.
3640 * doc/extend.texi: Document visibility meanings.
3642 2002-03-02 Richard Henderson <rth@redhat.com>
3644 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
3645 to functions as well.
3647 2002-03-02 Richard Henderson <rth@redhat.com>
3649 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
3650 (handle_visibility_attribute): Don't call assemble_visibility.
3651 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
3652 without asmspec. Invoke assemble_alias when needed.
3653 * varasm.c (maybe_assemble_visibility): New.
3654 (assemble_start_function, assemble_variable, assemble_alias): Use it.
3656 2002-03-02 Richard Henderson <rth@redhat.com>
3658 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
3659 invoke ENCODE_SECTION_INFO with first call flag.
3661 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
3662 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
3663 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
3664 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
3665 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
3666 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
3667 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
3668 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
3669 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
3670 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
3671 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
3672 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
3673 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
3674 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
3675 config/mcore/mcore-protos.h, config/mcore/mcore.c,
3676 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
3677 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
3678 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
3679 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
3680 config/sh/sh.h, config/sparc/sparc.h,
3681 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
3682 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
3683 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
3684 FIRST argument. As needed, examine it and do nothing.
3686 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
3687 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
3688 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
3690 * config/arm/t-pe (pe.o): Add dependencies.
3692 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3694 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
3695 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
3696 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
3697 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
3698 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
3699 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
3700 * defaults.h (BITS_PER_UNIT): Define.
3701 * doc/tm.texi (BITS_PER_UNIT): Document default value.
3703 2002-03-02 Kazu Hirata <kazu@hxi.com>
3705 * config/h8300/h8300-protos.h: Add a prototype for
3706 compute_a_shift_length.
3707 * config/h8300/h8300.c (h8300_asm_insn_count): New.
3708 (compute_a_shift_length): Likewise.
3709 (h8300_adjust_insn_length): Do not adjust insn length of shift
3711 * config/h8300/h8300.md (anonymous shift patterns): Use
3712 compute_a_shift_length.
3714 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3716 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
3719 * emit-rtl.c (offset_address): Call update_temp_slot_address.
3721 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3723 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
3724 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
3725 * flags.h (flag_zero_initialized_in_bss): Declare.
3726 * toplev.c (flag_zero_initialized_in_bss): New flag.
3727 (lang_independent_options): Add flag_zero_initialized_in_bss.
3728 * tree.c (initializer_zerop): New function.
3729 * tree.h (initializer_zerop): Declare.
3730 * varasm.c (assemble_variable): If we can emit bss, put zero
3731 initializers in the bss section.
3733 2002-03-02 Alan Modra <amodra@bigpond.net.au>
3735 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
3736 like more than one symbol per .weak directive.
3738 2002-03-01 Richard Henderson <rth@redhat.com>
3740 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
3741 adjust argument_pointer by pretend_args_size.
3742 (ia64_va_start): Adjust va_start address by -pretend_args_size.
3744 2002-03-01 Kazu Hirata <kazu@hxi.com>
3746 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
3748 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
3750 * toplev.c (rest_of_compilation): Delete dead jumptables before
3752 * flow.c (delete_dead_jumptables): Make global.
3753 * rtl.h (delete_dead_jumptables): Declare.
3755 2002-03-01 David Edelsohn <edelsohn@gnu.org>
3757 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
3758 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
3759 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
3761 2002-03-01 Kazu Hirata <kazu@hxi.com>
3763 * config/h8300/h8300-protos.h: Fix formatting.
3764 * config/h8300/h8300.c: Likewise.
3765 * config/h8300/h8300.h: Likewise.
3767 2002-03-01 Kazu Hirata <kazu@hxi.com>
3769 * config/h8300/h8300.c (print_operand): Support 16-bit
3771 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
3773 2002-02-28 Richard Henderson <rth@redhat.com>
3775 * expmed.c (store_bit_field): Prevent generation of CONCATs;
3776 pun complex values as integers; use gen_lowpart instead of
3778 (extract_bit_field): Likewise.
3780 2002-03-01 Alan Modra <amodra@bigpond.net.au>
3781 David Edelsohn <edelsohn@gnu.org>
3783 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
3784 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
3785 (SUPPORTS_WEAK): Likewise.
3786 * output.h (add_weak): Add tree param.
3787 * varasm.c (add_weak): Likewise. Save decl.
3788 (struct weak_syms): Add decl field.
3789 (mark_weak_decls): New function.
3790 (init_varasm_once): ggc_add_root mark_weak_decls.
3791 (assemble_start_function): Use ASM_WEAKEN_DECL.
3792 (assemble_variable): Likewise.
3793 (assemble_alias): Likewise.
3794 (declare_weak): Pass decl to add_weak.
3795 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
3796 (remove_from_pending_weak_list): Declare and define for
3798 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
3799 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
3800 * defaults.h (SUPPORTS_WEAK): Likewise.
3801 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
3802 .weak for code sym. Do emit .size for descriptor sym.
3803 (ASM_DECLARE_FUNCTION_SIZE): Define.
3804 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
3805 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
3806 .lglobl unless TARGET_XCOFF. Formatting fixes.
3807 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
3809 (HANDLE_PRAGMA_WEAK): Remove.
3810 (ASM_WEAKEN_LABEL): Remove.
3811 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
3813 2002-03-01 Jason Merrill <jason@redhat.com>
3815 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
3816 (TARGET_EXPR_CLEANUP): New macro.
3818 2002-02-28 Steve Ellcey <sje@cup.hp.com>
3820 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
3821 to take ptr_extend into account as third type of extension.
3822 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
3823 fields used by SUBREG_PROMOTED_UNSIGNED_P.
3824 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
3825 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
3826 * calls.c (precompute_arguments): Use new macro.
3827 (expand_call): Ditto.
3828 * combine.c (nonzero_bits): Ditto.
3829 (record_promoted_value): Ditto.
3830 * expr.c (store_expr): Ditto.
3831 (expand_expr): Ditto.
3832 * function.c (assign_parms): Ditto.
3834 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
3836 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
3837 override -shared and -shared-libgcc.
3839 2002-02-28 David O'Brien <obrien@FreeBSD.org>
3841 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
3843 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
3846 2002-02-28 Richard Henderson <rth@redhat.com>
3848 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
3849 4 cycle latency from MM producers.
3850 (ia64_internal_sched_reorder): Likewise with pipeline flush.
3852 2002-02-28 Jakub Jelinek <jakub@redhat.com>
3854 * mklibgcc.in: Don't use GNU make extension.
3856 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
3858 * c-parse.in (STATIC): New terminal.
3859 (scspec): New non-terminal. Update productions accordingly.
3860 (program): Remove bogus ifc / end ifc.
3861 (array_declarator): Simplify production using STATIC.
3863 2002-02-28 Jim Meyering <meyering@lucent.com>
3865 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
3866 \a still means TARGET_BELL.
3868 2002-02-28 Richard Henderson <rth@redhat.com>
3870 * haifa-sched.c (sched_emit_insn): New.
3871 (schedule_block): Use last_scheduled_insn to track last insn.
3872 * sched-int.h (sched_emit_insn): Prototype.
3873 * config/ia64/ia64.c (last_issued): Remove.
3874 (ia64_variable_issue): Don't set it.
3875 (nop_cycles_until): Use sched_emit_insn.
3877 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
3879 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
3882 2002-02-28 Kazu Hirata <kazu@hxi.com>
3884 * config/h8300/h8300.c: Fix formatting.
3885 * config/h8300/h8300.h: Likewise.
3887 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
3889 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
3890 which may overwrite the high byte of the frame pointer.
3892 2002-02-28 Bo Thorsen <bo@suse.de>
3894 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
3895 (STARTFILE_SPEC): Add 64 bit files.
3896 (ENDFILE_SPEC): Likewise.
3898 2002-02-28 Jason Merrill <jason@redhat.com>
3900 * c-decl.c (finish_function): Only warn about missing return
3901 statement with -Wreturn-type.
3903 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
3905 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
3907 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
3908 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
3910 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
3912 * basic-block.h (BB_REACHABLE): Renumber.
3913 (BB_DIRTY, BB_NEW): New flags.
3914 (clear_bb_flags): Declare.
3915 (update_life_info_in_dirty_blocks): Declare.
3916 * cfg.c (clear_bb_flags): New function.
3917 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
3918 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
3919 reorder_insns, emit_insn_after): Mark block as dirty.
3920 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
3921 (update_life_info_in_dirty_blocks): New function.
3922 * recog.c (apply_change_group): Dirtify block.
3924 * cse.c (cse_insn): Reorder emitting of jump insn to keep
3926 * gcse.c (delete_null_pointer_checks): Likewise.
3928 * toplev.c (dump_file_index): Move cse2 after bp,
3930 (dump_file_info): Similary.
3931 (rest_of_compilation): Avoid most of CFG rebuilds;
3932 do first if converision after null pointer checks, do cse2
3933 after branch prediction; avoid full liveness rebuild after
3934 initializing subregs.
3935 * invoke.texi (-d options): Document -du, renumber.
3937 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
3938 (notice_new_block): Do not set BB_UPDATE_LIFE.
3939 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
3940 merge_blocks_move_successor_nojumps, merge_blocks,
3941 try_crossjump_to_edge): Likewise.
3942 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
3943 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
3944 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
3945 (merge_of_block): Do not use life_data_ok.
3946 (find_if_case_1): Do not use SET_UPDATE_LIFE.
3947 (if_convert): Use BB_DIRTY mechanizm to update life.
3948 * lcm.c (optimize_mode_switching): Update
3949 update_life_info_in_dirty_blocks
3951 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
3953 * Makefile.in (integrate.o): Update.
3954 * c-decl.c (copy_lang_decl): Rename.
3955 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
3956 * integrate.c: Include langhooks.h.
3957 (copy_decl_for_inlining): Update to use langhook.
3958 * langhooks-def.h (lhd_do_nothing_t,
3959 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
3960 (LANG_HOOKS_INITIALIZER): Update.
3961 * langhooks.c (lhd_do_nothing_t): New.
3962 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
3963 * tree.h (copy_lang_decl): Remove.
3965 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
3967 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
3969 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
3970 POST_DEC, and POST_MODIFY.
3972 2002-02-27 Zack Weinberg <zack@codesourcery.com>
3974 * c-typeck.c (digest_init): Remove unused parameter; all
3977 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
3979 * expmed.c (expand_shift): Correctly test for low part of a
3982 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
3984 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
3985 insn UIDs with insn addresses.
3987 2002-02-27 Zack Weinberg <zack@codesourcery.com>
3989 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
3990 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
3991 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
3992 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
3993 gcc.c, toplev.c: Delete code implementing -traditional mode.
3995 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
3996 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
3997 Document removal of -traditional mode for compilation, and
3998 remove documentation only relevant to that mode.
4000 * config/nextstep.h, config/ptx4.h, config/svr4.h,
4001 config/convex/convex.h, config/d30v/d30v.h,
4002 config/i386/dgux.h, config/i386/osf1elf.h,
4003 config/i386/osfelf.h, config/i386/osfrose.h,
4004 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
4005 config/m68k/hp310.h, config/m88k/dgux.h,
4006 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
4007 config/m88k/m88k.h, config/m88k/openbsd.h,
4008 config/mips/abi64.h, config/mips/osfrose.h,
4009 config/mips/svr4-5.h, config/mips/svr4-t.h,
4010 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
4011 config/stormy16/stormy16.h: Remove all references to
4012 -traditional from target specs. Delete all mention of the
4013 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
4014 delete a couple of commented-out definitions of
4015 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
4018 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
4019 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
4021 2002-02-27 Zack Weinberg <zack@codesourcery.com>
4023 * mklibgcc.in: Don't use \n in a line subject to
4024 interpretation by echo.
4026 2002-02-27 Graham Stott <grahams@redhat.com>
4028 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
4031 * loop.c (prescan_loop): Handle PARALLEL.
4033 * unroll.c (loop_iterations): Return 0 if the add_val for
4036 * final.c (output_operand_lossage): Constify PFX_STR.
4038 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
4040 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
4042 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
4043 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
4045 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
4047 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
4049 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
4051 * cpplex.c (_cpp_lex_token): Handle directives in macro
4053 * cpplib.c (_cpp_handle_directive): Save and restore state
4054 if parsing macro args when entering a directive.
4055 * cppmacro.c (collect_args): No need to handle directives
4057 (enter_macro_context, replace_args): Use the original macro
4058 definition in case it was redefined whilst collecting arguments.
4062 2002-02-26 David Edelsohn <edelsohn@gnu.org>
4064 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
4065 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
4066 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
4068 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
4069 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
4070 (load_toc_v4_PIC_2): Same.
4072 2002-02-26 Alan Modra <amodra@bigpond.net.au>
4074 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
4076 2002-02-26 Richard Henderson <rth@redhat.com>
4078 * config/alpha/alpha.md (ashldi_se): Re-enable.
4080 2002-02-26 Richard Henderson <rth@redhat.com>
4082 * config/alpha/alpha.c (alpha_encode_section_info): Examine
4083 MODULE_LOCAL_P; improve commentary.
4085 2002-02-26 Zack Weinberg <zack@codesourcery.com>
4087 * doc/cpp.texi: Clarify documentation of relationship between
4090 2002-02-26 Kazu Hirata <kazu@hxi.com>
4092 * config/h8300/h8300-protos.h: Update the prototype for
4093 compute_logical_op_length. Add the prototype for
4094 compute_logical_op_cc.
4095 * config/h8300/h8300.c (compute_logical_op_length): Figure out
4097 (compute_logical_op_cc): New.
4098 * config/h8300/h8300.md: Combine all the logical op patterns
4099 in HImode and SImode. Use compute_logical_op_cc.
4101 2002-02-26 Kelley Cook <kelleycook@comcast.net>
4103 * config/i386/i386.c (print_operand): Don't append ATT-style
4104 length suffixs to x87 opcodes when in Intel mode.
4106 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
4108 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
4109 (init_emit_once): Update calls.
4110 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
4111 (init_syntax_once): Prototype.
4113 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
4115 * pa-linux.h (LIB_SPEC): Update definition.
4116 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
4118 2002-02-26 Richard Henderson <rth@redhat.com>
4120 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
4121 if we emitted a stop bit.
4123 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4125 * configure.in (libgcc_visibility): Substitute.
4126 * configure: Rebuilt.
4127 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
4128 defined symbols .hidden.
4130 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4132 * attribs.c (c_common_attribute_table): Add visibility.
4133 (handle_visibility_attribute): New function.
4134 * varasm.c (assemble_visibility): New function.
4135 * output.h (assemble_visibility): Add prototype.
4136 * tree.h (MODULE_LOCAL_P): Define.
4137 * crtstuff.c (__dso_handle): Use visibility attribute.
4138 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
4139 for MODULE_LOCAL_P symbols too.
4140 * config/ia64/ia64.c (ia64_encode_section_info): Handle
4141 MODULE_LOCAL_P symbols the same way as local symbols.
4142 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
4143 into .sdata/.sbss by the user.
4144 * doc/extend.texi (Function Attributes): Document visibility
4147 2002-02-26 Jakub Jelinek <jakub@redhat.com>
4150 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
4151 STRING_CST initializer spanning the whole variable without
4153 If expand_expr returned MEM, don't use it.
4155 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
4157 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
4158 generate a die for the lexical block.
4160 2002-02-26 Kazu Hirata <kazu@hxi.com>
4162 * config/h8300/h8300-protos.h: Add a prototype for
4163 compute_logical_op_length.
4164 * config/h8300/h8300.c (compute_logical_op_length): New.
4165 * config/h8300/h8300.md (anonymous logical patterns): Use
4166 compute_logical_op_length for length.
4168 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4170 * dwarf2out.c (modified_type_die): Do not call type_main_variant
4172 (gen_type_die): Same.
4174 * attribs.c (handle_vector_size_attribute): Set debug information.
4176 2002-02-26 Daniel Egger <degger@fhm.edu>
4178 * config/rs6000/rs6000.md: Swap define_insn attributes to
4179 fix incorrect generation of merge high instructions instead
4182 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4184 * c-typeck.c (really_start_incremental_init): Use
4185 bitsize_zero_node for vectors.
4187 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
4189 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
4190 ("*set_vrsave_internal"): Same.
4192 2002-02-25 Richard Henderson <rth@redhat.com>
4194 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
4195 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
4197 2002-02-25 Jakub Jelinek <jakub@redhat.com>
4200 * config/i386/i386.c (ix86_return_pops_args): Only pop
4201 fake structure return argument if it was passed on the stack.
4203 2002-02-25 Jason Merrill <jason@redhat.com>
4205 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
4208 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
4210 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
4211 link with shared_name only.
4212 * doc/invoke.texi (Link Options): Document new behavior.
4214 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
4216 * c-typeck.c (push_init_level): Handle vectors.
4218 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
4220 * config/sparc/sparc.c (const64_high_operand): Zero-extend
4221 operands of SPARC_SETHI_P.
4222 (input_operand): Likewise.
4223 (sparc_emit_set_const32): Likewise.
4224 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
4225 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
4226 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
4227 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
4228 (movdi_insn_sp64_vis): Likewise.
4229 (movdi split, movdf split): Use SETHI32.
4230 * doc/md.texi: Document SPARC constraints L, M and N.
4232 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
4234 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
4235 ("*set_vrsave_internal"): use mfspr for Darwin.
4237 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
4238 gen_get_vrsave_internal.
4240 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4242 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
4244 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
4246 * cpplex.c (cpp_interpret_charconst): Get signedness or
4247 otherwise of wide character constants correct.
4248 * cppexp.c (lex): Get signedness of wide charconsts correct.
4250 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4252 * optabs.c (widen_operand): Only call convert_modes for
4253 promoted SUBREG if signedness matches.
4254 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
4256 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4258 * cpplib.c (glue_header_name): Use local buffer to build up
4261 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4263 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
4265 2002-02-23 Kazu Hirata <kazu@hxi.com>
4267 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
4268 H8/300[HS] separately.
4269 * config/h8300/h8300.md: Remove the early clobber constraint
4270 from bit field patterns.
4272 2002-02-23 Kazu Hirata <kazu@hxi.com>
4274 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
4276 (mulhisi3): Likewise.
4277 (umulqisi3): Likewise.
4278 (umulhisi3): Likewise.
4280 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
4282 * cppinit.c (output_deps): Correct test for stdout output.
4283 (init_dependency_output): Cure warning.
4285 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4287 * expr.c (store_expr): When converting expression to promoted
4288 equivalent type, allow using SUBREG_REG of TARGET as the target
4289 of the expansion of EXP.
4290 * loop.c (basic_induction_var, case SUBREG): Always look inside.
4291 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
4292 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
4293 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
4294 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
4296 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
4298 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
4299 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
4300 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
4302 2002-02-23 Jakub Jelinek <jakub@redhat.com>
4304 PR optimization/5747
4305 * loop.c (scan_loop): Update reg info if move_movables created new
4308 2002-02-23 David Edelsohn <edelsohn@gnu.org>
4310 * gcc.c (init_gcc_spec): Revert last change.
4312 2002-02-23 David Edelsohn <edelsohn@gnu.org>
4314 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
4315 gpc_reg_operand constraint.
4317 2002-02-23 Alan Modra <amodra@bigpond.net.au>
4319 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
4320 Simplify comparison of `low'.
4321 (add_operand): Fix formatting.
4322 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
4323 (mask_operand): Disallow mask to wrap in 64-bit mode.
4324 (rs6000_stack_info): Remove redundant test setting push_p.
4325 (output_toc): Fix formatting.
4326 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
4327 cc_reg_not_cr0_operand constraint.
4328 (booldi3, boolcdi3 splitters): Same.
4330 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
4332 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
4334 2002-02-22 David Edelsohn <edelsohn@gnu.org>
4336 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
4337 gcc invoked with -shared-libgcc.
4339 2002-02-22 Jakub Jelinek <jakub@redhat.com>
4342 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
4343 decl if any of elements was TREE_USED.
4345 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
4347 * config/sparc/sol2.h: Don't include sys/mman.h.
4348 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
4349 (arith_4096_operand): Don't throw high bits away.
4350 (const64_operand): Take sign extension of CONST_INTs into account.
4351 (const64_high_operand, sparc_emit_set_const32): Likewise.
4352 (GEN_HIGHINT64): Likewise.
4353 (sparc_emit_set_const64_quick1): Likewise.
4354 (const64_is_2insns): Likewise.
4355 (print_operand): Use trunc_int_for_mode for sign extension.
4356 * config/sparc/sparc.h (SMALL_INT32): Likewise.
4357 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
4358 chars. Assume CONST_INT is already properly sign-extended.
4359 (movdi split): Sign-extend each SImode part.
4360 (andsi3 split): Don't mask high bits off, so that result
4361 remains properly sign-extend.
4362 (iorsi3 split): Likewise.
4363 (xorsi3 split): Likewise.
4365 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
4367 * fold-const.c (fold): Fix typo in comments.
4369 2002-02-21 Diego Novillo <dnovillo@redhat.com>
4371 * Makefile.in (langhooks.o): Update dependencies.
4373 2002-02-21 Diego Novillo <dnovillo@redhat.com>
4375 * langhooks.c: Include flags.h.
4377 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
4379 * testsuite/gcc.dg/attr-alwaysinline.c: New.
4381 * c-common.c (c_common_post_options): Set inline trees by
4384 * doc/extend.texi (Function Attributes): Document always_inline
4386 Update documentation about inlining when not optimizing.
4388 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
4390 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
4391 unless DECL_ALWAYS_INLINE.
4393 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
4394 unless DECL_ALWAYS_INLINE.
4395 (c_disregard_inline_limits): Disregard if always_inline set.
4397 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
4398 Disregard if always_inline set.
4399 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
4400 unless DECL_ALWAYS_INLINE.
4402 * attribs.c (handle_always_inline_attribute): New.
4403 (c_common_attribute_table): Add always_inline.
4405 * config/rs6000/altivec.h: Add prototypes for builtins
4406 requiring the always_inline attribute.
4408 2002-02-21 Eric Christopher <echristo@redhat.com>
4410 * expmed.c (store_bit_field): Try to simplify the subreg
4411 before generating a new one when when the mode size of
4412 value is less than maxmode.
4414 2002-02-21 Richard Henderson <rth@redhat.com>
4416 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
4417 than gen_rtx_PLUS to form the sum.
4418 * explow.c (force_reg): Rearrange to not allocate new pseudo
4419 when force_operand returns a register.
4420 * expr.c (expand_assignment): Allow offset_rtx expansion to
4421 return a sum. Do not force addresses into registers.
4422 (expand_expr): Likewise.
4423 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
4424 to canonicalize arithmetic that didn't simpify.
4425 (simplify_plus_minus): New argument force; update
4426 all callers. Don't split CONST unless we can do something with it,
4427 and wouldn't lose the constness of the operands.
4429 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
4430 that we generated earlier.
4432 2002-02-21 Tom Tromey <tromey@redhat.com>
4434 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4435 (output_line_info): Use constant `1', with a long explanatory
4437 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
4439 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
4441 * jump.c (redirect_jump): If old label has no UID, don't try to
4444 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
4446 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
4447 If input is constant, do shifts at compile time.
4449 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
4451 * doc/extend.texi: Fix some more overfull hboxes.
4453 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4455 PR optimization/4994
4456 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
4459 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4462 * expr.h (expand_and): Add mode argument.
4463 * expmed.c (expand_and): Add mode argument.
4464 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
4465 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
4466 * except.c (expand_builtin_extract_return_addr): Likewise.
4467 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4468 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
4469 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
4470 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
4471 * config/c4x/c4x.md: Use GEN_INT (x) instead of
4472 gen_rtx (CONST_INT, VOIDmode, x).
4474 2002-02-21 Jakub Jelinek <jakub@redhat.com>
4477 * stmt.c (warn_if_unused_value): Move side effects test once more.
4479 2002-02-20 Torbjorn Granlund <tege@swox.com>
4481 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
4482 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
4484 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
4486 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
4487 SUBREG or ZERO_EXTEND.
4489 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
4491 * sh.h (current_function_anonymous_args): Remove.
4492 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
4493 of current_function_varargs and current_function_stdarg is set.
4494 * sh.c (sh_expand_prologue): Check current_function_varargs /
4495 current_function_stdarg / TARGET_SH5 instead of
4496 current_function_anonymous_args.
4498 * sh64.h (TARGET_VERSION): Define.
4500 2002-02-20 David Edelsohn <edelsohn@gnu.org>
4502 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
4503 VRSAVE_REGNO on TARGET_ALTIVEC.
4505 2002-02-20 Alan Modra <amodra@bigpond.net.au>
4507 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
4508 bits of SImode const_int.
4509 (includes_rshift_p): Likewise.
4510 (print_operand): Call mask_operand and mask64_operand with correct
4512 (rs6000_output_function_epilogue): Pad traceback table to word.
4513 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
4514 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
4515 mask64_operand with correct mode.
4516 (FUNCTION_ARG_REGNO_P): Correct parentheses.
4518 2002-02-20 Jakub Jelinek <jakub@redhat.com>
4521 * varasm.c (get_pool_constant_mark): New.
4522 * rtl.h (get_pool_constant_mark): Add prototype.
4523 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
4524 be represented if it has not been output.
4526 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
4528 * combine.c (do_SUBST): Sanity check substitutions of
4529 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
4530 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
4531 CONST_INT into its operand.
4532 (known_cond): Likewise, for ZERO_EXTEND.
4533 * simplify-rtx.c (simplify_unary_operation): Fix condition to
4534 allow for simplification of wide modes. Reject CONST_INTs in
4535 ZERO_EXTEND when their actual mode is not given.
4537 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
4539 * c-decl.c (pushdecl): If no global declaration is found for an
4540 extern declaration in block scope, try a limbo one.
4542 2002-02-20 Jakub Jelinek <jakub@redhat.com>
4545 * c-common.c (pointer_int_sum): Moved from...
4546 * c-typeck.c (pointer_int_sum): ...here.
4547 * c-common.h (pointer_int_sum): Add prototype.
4549 2002-02-20 Jakub Jelinek <jakub@redhat.com>
4552 * c-decl.c (duplicate_decls): Return 0 if issued error about
4555 2002-02-20 Roger Sayle <roger@eyesopen.com>
4556 Jakub Jelinek <jakub@redhat.com>
4559 * tree.c (host_integerp): Ensure that the constant integer is
4560 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
4561 when pos is zero or non-zero respectively. Clarify comment.
4562 * c-format.c (check_format_info_recurse): Fix host_integerp
4563 usage; the pos argument should be zero when assigning to a
4564 signed HOST_WIDE_INT.
4566 2002-02-20 Richard Henderson <rth@redhat.com>
4568 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
4569 of the operand, rather than assuming TImode.
4570 (ix86_expand_binop_builtin): Cope with commutative patterns
4571 using nonimmediate_operand for both operands.
4572 (ix86_expand_timode_binop_builtin): Likewise.
4573 (ix86_expand_store_builtin): Validate operand 1.
4574 (ix86_expand_unop1_builtin): Likewise.
4576 2002-02-20 Philip Blundell <philb@gnu.org>
4579 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
4581 2002-02-20 Richard Henderson <rth@redhat.com>
4584 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
4586 2002-02-20 Tom Tromey <tromey@redhat.com>
4588 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4589 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4590 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4591 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
4592 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
4595 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
4597 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
4598 for (const_int 0) in X not just INTVAL.
4600 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
4602 * doc/extend.texi: Avoid or reduce overfull hboxes.
4604 2002-02-20 Diego Novillo <dnovillo@redhat.com>
4606 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
4607 operations if the field does not start at a mode boundary.
4609 2001-02-20 Joel Sherrill <joel@OARcorp.com>
4611 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
4612 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
4613 Also done for -Acpu and -Amachine.
4615 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
4617 * cppinit.c (init_dependency_output): Take deps output file
4618 from -o if none given with -MF. Suppress normal output.
4619 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
4620 * doc/cpp.texi, doc/invoke.texi: Update.
4622 2002-02-19 Zack Weinberg <zack@codesourcery.com>
4624 * toplev.c (output_quoted_string): Write unprintable
4625 characters with octal escapes.
4627 2002-02-19 David Edelsohn <edelsohn@gnu.org>
4629 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
4630 really_call_used[VRSAVE_REGNO] if not Altivec.
4632 2002-02-19 Alan Modra <amodra@bigpond.net.au>
4634 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
4636 (constant_pool_expr_1): Fix formatting.
4637 (rs6000_legitimize_reload_address): Likewise.
4639 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4641 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
4642 now that we have one.
4644 2002-02-19 Zack Weinberg <zack@codesourcery.com>
4646 * tree.h (struct tree_common): Remove aux. Add unused_0 at
4647 end of first block of bitfields (which was only seven bits);
4648 rename dummy to unused_1; remove comment which is no longer true.
4650 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
4652 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
4654 2002-02-19 Philip Blundell <pb@nexus.co.uk>
4657 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
4661 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
4662 arm_is_longcall_p rather than inspecting call-type cookie
4664 (call_value_insn) [TARGET_THUMB]: Likewise.
4666 2002-02-19 Graham Stott <grahams@redhat.com>
4668 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
4670 2002-02-19 David Edelsohn <edelsohn@gnu.org>
4672 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
4673 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
4674 (FP_SAVE_INLINE): Delete.
4676 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
4677 * config/rs6000/eabi.asm: Remove ABI save restore routines.
4678 * config/rs6000/t-ppccomm: Build crtsavres.o.
4679 * config/rs6000/crtsavres.asm: New file.
4681 2002-02-19 Philip Blundell <philb@gnu.org>
4683 * config/arm/arm.c (use_return_insn): Don't reject interrupt
4685 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
4686 (output_return_instruction): Allow interrupt functions to return with
4687 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
4688 (arm_expand_prologue): Subtract 4 before stacking LR in an
4691 2002-02-19 Philip Blundell <pb@nexus.co.uk>
4693 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
4694 decl, not just FUNCTION_DECL.
4695 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
4696 (arm_assemble_integer): Likewise.
4697 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
4700 2002-02-19 matthew green <mrg@eterna.com.au>
4702 * config.gcc (sparc-*-netbsdelf*): Enable target.
4703 (sparc64-*-netbsd*): New target.
4704 * config/sparc/netbsd-elf.h: New file.
4705 * config/sparc/t-netbsd64: New file.
4707 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
4709 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
4711 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
4713 * doc/invoke.texi: explicitly list the style guidelines that
4714 -Weffc++ checks for.
4716 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
4718 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
4720 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
4723 * gcc.c (cpp_unique_options): Treat -o as indicating object file
4724 only if not -E. If -E, pass -o through to the preprocessor.
4726 2002-02-19 Kazu Hirata <kazu@hxi.com>
4728 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
4729 register number with an appropriate macro.
4731 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
4733 * doc/rtl.texi (Constants): Close @code tag.
4735 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
4737 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
4738 ("mmx_uavgv4hi3"): Same.
4739 ("pmulhrwv4hi3"): Same.
4741 * tree-inline.c (walk_tree): Handle vectors.
4743 * c-common.c (constant_expression_warning): Handle vectors.
4744 (overflow_warning): Same.
4746 * sched-deps.c (sched_analyze_2): Handle vectors.
4748 * rtlanal.c (rtx_unstable_p): Handle vectors.
4749 (rtx_varies_p): Same.
4750 (count_occurrences): Same.
4751 (regs_set_between_p): Same.
4752 (modified_between_p): Same.
4753 (modified_in_p): Same.
4754 (volatile_insn_p): Same.
4755 (volatile_refs_p): Same.
4756 (side_effects_p): Same.
4758 (inequality_comparisons_p): Same.
4759 (replace_regs): Same.
4760 (computed_jump_p_1): Same.
4762 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
4764 (inner_mode_array): New.
4765 (copy_rtx): Handle vectors.
4766 (copy_most_rtx): Same.
4767 (rtx_equal_p): Same.
4768 (get_mode_alignment): Adjust for vectors.
4770 * resource.c (mark_referenced_resources): Handle vectors.
4771 (mark_set_resources): Same.
4773 * reload1.c (eliminate_regs): Handle vectors.
4774 (elimination_effects): Same.
4775 (scan_paradoxical_subregs): Same.
4777 * reload.c (subst_reg_equivs): Handle vectors.
4779 * regrename.c (scan_rtx): Handle vectors.
4781 * regclass.c (reg_scan_mark_refs): Handle vectors.
4783 * recog.c (find_single_use_1): Handle vectors.
4785 * local-alloc.c (equiv_init_varies_p): Handle vectors.
4786 (contains_replace_regs): Same.
4787 (memref_referenced_p): Same.
4789 * integrate.c (copy_rtx_and_substitute): Handle vectors.
4790 (subst_constants): Same.
4792 * genattrtab.c (attr_copy_rtx): Handle vectors.
4793 (encode_units_mask): Same.
4794 (clear_struct_flag): Same.
4795 (count_sub_rtxs): Same.
4797 * gcse.c (want_to_gcse_p): Handle vectors.
4798 (oprs_unchanged_p): Same.
4799 (hash_expr_1): Same.
4800 (oprs_not_set_p): Same.
4801 (expr_killed_p): Same.
4802 (compute_transp): Same.
4803 (store_ops_ok): Same.
4805 * function.c (purge_addressof_1): Do not allow paradoxical subregs
4807 (fixup_var_refs_1): Same.
4808 (instantiate_virtual_regs_1): Same.
4810 * fold-const.c (operand_equal_p): Handle vectors.
4812 (rtl_expr_nonnegative_p): Same.
4814 * flow.c (mark_used_regs): Handle vectors.
4816 * df.c (df_uses_record): Handle vectors.
4818 * cselib.c (cselib_subst_to_values): Handle vectors.
4819 (cselib_mem_conflict_p): Same.
4822 * cse.c (canon_reg): Handle vectors.
4824 (cse_process_notes): Same.
4825 (count_reg_usage): Same.
4828 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
4830 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
4832 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
4833 (gen_rtx): Handle CONST_VECTOR.
4834 (gen_const_vector_0): New.
4835 (copy_rtx_if_shared): CONST_VECTORs can be shared.
4836 (reset_used_flags): Same.
4837 (copy_insn_1): Same.
4838 (initializer_constant_valid_p): Handle VECTOR_CST.
4840 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
4842 * doc/rtl.texi (Constants): Document const_vector.
4843 (CONST0_RTX): Update for vectors.
4844 (RTL sharing): Same.
4846 * print-tree.c (print_node): Add case for VECTOR_CST.
4848 * tree.h (TREE_VECTOR_CST_ELTS): New.
4849 (struct tree_vector): New.
4850 (union tree_node): Add vector node.
4851 (build_vector): Add prototype.
4853 * tree.def (VECTOR_CST): New.
4855 * tree.c (build_vector): New.
4857 * expmed.c (make_tree): Handle CONST_VECTOR.
4859 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
4860 (CONST_VECTOR_ELT): New.
4861 (CONST_VECTOR_NUNITS): New.
4863 * machmode.h (GET_MODE_INNER): New.
4864 (DEF_MACHMODE): Accept 8th arg.
4866 * machmode.def: Add 8th argument for vector inner mode.
4867 Add inner vector modes for vectors.
4869 * rtl.def (VEC_CONST): Remove.
4870 (CONST_VECTOR): New.
4872 * expr.c (clear_storage): Allow vectors.
4873 (is_zeros_p): Handle VECTOR_CST.
4875 * varasm.c (output_constant_pool): Handle vectors.
4876 (rtx_const): Add veclo and vechi fields.
4877 (kind): Add RTX_VECTOR.
4878 (decode_rtx_const): Add case for vector.
4880 * config/rs6000/rs6000-protos.h: Add zero_constant.
4882 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
4883 constants. Force easy vector constants into memory.
4884 (easy_vector_constant): New.
4885 (emit_easy_vector_constant): New.
4886 (rs6000_legitimize_reload_address): Do not generate bad reloads on
4889 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
4891 ("altivec_lvxl"): Same.
4892 (altivec_lvebx): Same.
4893 (altivec_lvehx): Same.
4894 (altivec_lvewx): Same.
4895 ("*movv4si_const0"): New.
4896 ("*movv4sf_const0"): New.
4897 ("*movv8hi_const0"): New.
4898 ("*movv16qi_const0"): New.
4900 2002-02-18 Kazu Hirata <kazu@hxi.com>
4902 * config/h8300/h8300.c (notice_update_cc): Use
4905 2002-02-18 Kazu Hirata <kazu@hxi.com>
4907 * config/h8300/h8300.md (divmod patterns): Change the
4908 constraints for operands[1] to register_operand.
4910 2002-02-18 Kazu Hirata <kazu@hxi.com>
4912 * config/h8300/h8300-protos.h: Remove the prototype for
4914 * config/h8300/h8300.c (p_operand): Remove.
4915 * config/h8300/h8300.md: Replace p_operand with
4918 2002-02-18 Philip Blundell <pb@nexus.co.uk>
4920 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
4922 (output_return_instruction): Allow use of LDR to unstack
4923 return addresss even for interrupt handlers or when
4924 interworking. If compiling for ARMv5, use interworking-safe
4925 return instructions by default. Remove duplicated code and
4926 lengthy "strcat" sequences.
4928 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4930 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
4931 (LINK_EH_SPEC): Define.
4932 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
4934 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
4936 * config/s390/s390.c (s390_emit_prologue): Do not set the
4937 frame_related flag for call-clobbered registers.
4939 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
4941 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
4942 (construct_container): Fix handling of SSE operands.
4943 (ix86_expand_builtin): Fix handling of 64bit pointers.
4944 (mmx_maskmovq_rex): New pattern.
4946 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
4948 * regrename.c (kill_set_value): Handle subregs properly.
4950 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
4952 * objc/objc-act.c (handle_impent): Remove leading '*'
4953 from objc_class_name.
4955 2002-02-17 Richard Henderson <rth@redhat.com>
4957 * config/alpha/alpha.c (some_small_symbolic_operand,
4958 some_small_symbolic_operand_1, split_small_symbolic_operand,
4959 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
4960 Handle small SYMBOL_REFs anywhere, not just inside memories.
4961 * config/alpha/alpha-protos.h: Update.
4962 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4963 * config/alpha/alpha.md (small symbolic operand splitter): Update.
4965 2002-02-17 Roland McGrath <roland@frob.com>
4967 * config.gcc (powerpc-*-gnu-gnualtivec*,
4968 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
4969 * config/rs6000/gnu.h: New file.
4970 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
4971 Grok "gnu" in rs6000_abi_name.
4972 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
4973 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
4974 Grok -mcall-gnu analogous to -mcall-linux et al.
4975 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
4976 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
4977 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
4979 2002-02-17 Jakub Jelinek <jakub@redhat.com>
4982 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
4985 2002-02-17 Philipp Thomas <pthomas@suse.de>
4987 * config/cris/cris.h: Undefine STARTFILE_SPEC and
4988 ENDFILE_SPEC before (re)defining them.
4990 2002-02-17 Kazu Hirata <kazu@hxi.com>
4992 * config/h8300/h8300.c: Fix formatting.
4993 * config/h8300/h8300.h: Likewise.
4995 2002-02-17 Philipp Thomas <pthomas@suse.de>
4997 * doc/tm.texi: Explain why empty strings should not be
4998 marked for translation.
5000 2002-02-17 Philipp Thomas <pthomas@suse.de>
5002 * final.c (output_operand_lossage): Changed to accept
5003 printf style arguments. Change calls where necessary.
5004 * output.h (output_operand_lossage): Change declaration
5005 accordingly. Update copyright.
5006 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
5007 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
5008 Update copyright date where necessary.
5010 * config/i386/i386.c (print_operand): Likewise. Remove use of
5013 * config/cris/cris.c (cris_operand_lossage): Likewise.
5014 Rename parameter so that exgettext recognizes it as
5015 translatable message.
5016 (LOSE_AND_RETURN): Rename parameter to msgid.
5018 2002-02-17 Kazu Hirata <kazu@hxi.com>
5020 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
5021 hard coded register number with an appropriate macro.
5022 (HARD_REGNO_MODE_OK): Likewise.
5023 (ARG_POINTER_REGNUM): Likewise.
5024 (STATIC_CHAIN_REGNUM): Likewise.
5025 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5026 * config/h8300/h8300.md (define_constants): Define more
5029 2002-02-17 Philipp Thomas <pthomas@suse.de>
5031 * config/i386/i386.h: Don't mark empty strings for translation.
5033 2002-02-16 H.J. Lu <hjl@gnu.org>
5035 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
5037 2002-02-16 Zack Weinberg <zack@codesourcery.com>
5039 * cppinit.c (merge_include_chains): Check for brack being
5040 NULL before attempting to merge it with qtail.
5042 2002-02-16 Andrew Cagney <ac131313@redhat.com>
5044 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
5047 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5049 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
5051 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
5053 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
5054 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
5055 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
5057 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5059 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
5060 now only if !TARGET_FIX.
5061 (*movsi_nt_vms_fix): New pattern.
5063 2002-02-16 Douglas B Rupp <rupp@gnat.com>
5065 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
5066 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
5067 (alpha_sa_mask, alpha_sa_size): Reflect above change.
5068 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
5069 (alpha_start_function, alpha_expand_epilogue): Likewise.
5070 (unicosmk_gen_dsib): Likewise.
5072 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5074 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
5076 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
5078 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
5079 check_and_change_labels, s390_final_chunkify): Delete.
5080 (s390_split_branches, s390_chunkify_pool): New functions.
5081 (s390_function_prologue): Call them.
5083 * config/s390/s390.h (S390_REL_MAX): Delete.
5084 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
5086 * config/s390/s390.md (cjump, icjump, jump): Fix length
5087 attribute calculation.
5090 2002-02-15 David Edelsohn <edelsohn@gnu.org>
5092 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
5093 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
5095 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
5097 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
5098 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
5099 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
5101 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
5103 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
5105 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
5107 * reload.c (find_dummy_reload): Check that an output register
5108 is valid for its mode.
5110 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
5112 * combine.c (known_cond): After replacing the REG of a SUBREG, try
5115 * function.c (assign_parms): Demote promoted argument passed by
5116 transparent reference.
5118 2001-02-14 Joel Sherrill <joel@OARcorp.com>
5120 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
5121 -Acpu() and -Amachine() to eliminate warnings.
5123 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5125 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
5127 2002-02-14 Kazu Hirata <kazu@hxi.com>
5129 * config/h8300/h8300-protos.h: Update the prototype for
5131 * config/h8300/h8300.c (const_costs): Treat SET as a little
5132 more expensive operation.
5133 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
5134 reference to const_costs.
5136 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
5138 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
5140 2002-02-14 Jakub Jelinek <jakub@redhat.com>
5143 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
5144 use arguments from newtype.
5146 2002-02-13 Eric Christopher <echristo@redhat.com>
5148 * config/mips/mips.c (override_options): Add check for march/mipsX
5149 on the same command line. Fix error message in cpu processing.
5150 Remove architecture and ISA checks.
5152 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
5154 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
5156 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
5158 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
5160 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
5162 ("*movv8hi_internal1"): Same.
5163 ("*movv16qi_internal1"): Same.
5164 ("*movv4sf_internal1"): Same.
5166 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
5167 not push_reload for altivec modes.
5169 2002-02-13 Joel Sherrill <joel@OARcorp.com>
5171 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
5172 all RTEMS targets including removal of #includes from config/*/rtems*.h
5173 file and adding them to tm_file setting. Added xm_defines=POSIX to
5175 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
5176 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
5177 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
5178 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
5179 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
5180 config/m68k/rtemself.h: Ditto.
5181 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
5182 config/mips/rtems64.h: Ditto.
5183 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
5184 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
5186 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
5187 config/sparc/rtemself.h: Ditto.
5188 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
5189 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
5190 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
5192 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
5193 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
5194 target made more similar to i386-elf.
5195 * config/i386/t-rtems-i386: Added soft float support and multilibs.
5196 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
5197 be similar to config/m68k/t-m68kelf.
5198 * gthr-rtems.h: Encapsulate with extern "C" for C++.
5200 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
5202 * regmove.c (kill_value): Handle subregs.
5204 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
5206 * i386.md (mul patterns): Allow memory operand to be first;
5207 add expanders where needed; fix constraints.
5208 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
5209 Allow memory operand to be the first.
5211 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
5214 2002-02-13 Jakub Jelinek <jakub@redhat.com>
5217 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
5220 2002-02-13 Jakub Jelinek <jakub@redhat.com>
5222 PR optimization/5547:
5223 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
5224 all valid IA-32 address modes involving non-scaled %ebx and
5225 GOT/GOTOFF as displacement.
5227 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
5229 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
5230 after emitting ltorg insns.
5232 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
5233 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
5234 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
5235 *abssf2): Fix "op_type" attribute.
5237 2002-02-13 Douglas B Rupp <rupp@gnat.com>
5239 * mkconfig.sh: Avoid using a subshell redirect.
5240 ($output.T): Change to $(output)T.
5241 (ENABLE_NLS): Remove unneeded undef.
5243 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
5244 * config/alpha/x-vms (libsubdir): Define.
5246 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
5247 register frame procedures. Optimize retrieving context.
5249 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
5250 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
5251 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
5253 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5255 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
5256 Make same change as for find_base_value.
5258 2002-02-13 Kazu Hirata <kazu@hxi.com>
5260 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
5261 of QImode and SImode.
5263 2002-02-13 Kazu Hirata <kazu@hxi.com>
5265 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
5266 length computation of movsi.
5267 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
5269 2002-02-13 Kazu Hirata <kazu@hxi.com>
5271 * config/h8300/h8300.md (subqi3): Tighten the predicate for
5272 operands[2] to register_operand.
5274 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
5276 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
5278 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
5280 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
5281 for altivec_lvx* and altivec_stvx*.
5282 ("*movv4si_internal"): Add constraint for loading from GPRs.
5283 ("*movv8hi_internal1"): Same.
5284 ("*movv16qi_internal1"): Same.
5285 ("*movv4sf_internal1"): Same.
5287 * config/rs6000/rs6000.c (altivec_register_operand): New.
5289 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
5290 altivec_register_operand.
5292 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
5294 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
5297 2002-02-13 Stan Shebs <shebs@apple.com>
5299 * c-typeck.c (digest_init): Handle vectors.
5300 (really_start_incremental_init): Same.
5301 (pop_init_level): Same.
5302 (process_init_element): Same.
5304 * varasm.c (output_constant): Same.
5306 * expr.c (clear_storage): Same.
5307 (store_constructor): Same.
5309 2002-02-12 Eric Christopher <echristo@redhat.com>
5311 * explow.c (hard_function_value): Add comment explaining
5312 signed/unsigned comparison.
5314 2002-02-12 Jakub Jelinek <jakub@redhat.com>
5316 * jump.c (never_reached_warning): Add finish argument.
5317 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
5318 real insn after end.
5319 * rtl.h (never_reached_warning): Adjust prototype.
5320 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
5321 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
5322 never_reached_warning.
5324 2002-02-12 Graham Stott <grahams@redhat.com>
5326 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
5328 2002-02-12 Kazu Hirata <kazu@hxi.com>
5330 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
5331 logical shifts on H8/300.
5332 (shift_alg_si): Improve several shifts on H8/300.
5333 (get_shift_alg): Likewise.
5335 2002-02-12 Graham Stott <grahams@redhat.com>
5337 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
5339 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5341 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
5342 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
5344 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
5346 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
5347 non-CONST_INT through default_assemble_integer.
5348 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
5349 <case 8>: Abort for CONST_DOUBLE.
5351 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5353 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
5355 * config/pa/pa-linux.h (LIB_SPEC): Delete.
5356 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
5358 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
5360 * config/stormy16/stormy16.md (zero_extendqihi2): New.
5362 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
5364 * regrename.c (regrename_optimize): Don't accept a
5365 part-clobbered register if the replaced register is not part
5368 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
5369 take padding into account when computing the argument value.
5371 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
5373 * combine.c (try_combine): Apply substitutions in
5374 CALL_INSN_FUNCTION_USAGE too.
5376 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
5378 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
5379 __builtin_altivec_abs*.
5382 * config/rs6000/rs6000.h (rs6000_builtins): Add
5383 ALTIVEC_BUILTIN_ABS*.
5385 * config/rs6000/altivec.h: Use const char for builtins expecting
5387 (vec_abs): New versions for C and C++.
5390 2002-02-10 Kazu Hirata <kazu@hxi.com>
5392 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
5395 2002-02-10 Kazu Hirata <kazu@hxi.com>
5397 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
5398 constant definition from h8300.md.
5399 (FRAME_POINTER_REGNUM): Likewise.
5400 * config/h8300/h8300.md (define_constants): Add FP_REG.
5402 2002-02-10 Kazu Hirata <kazu@hxi.com>
5404 * config/h8300/h8300.c (print_operand): Remove redundant code.
5406 2002-02-10 Kazu Hirata <kazu@hxi.com>
5408 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
5409 * config/h8300/h8300.c (byte_reg): Make it static.
5411 2002-02-10 Richard Henderson <rth@redhat.com>
5414 * c-typeck.c (incomplete_type_error): Handle flexible array members.
5416 2002-02-10 Richard Henderson <rth@redhat.com>
5419 * tree.c (append_random_chars): Don't abort if main_input_filename
5422 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
5424 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
5426 2002-02-10 Kazu Hirata <kazu@hxi.com>
5428 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
5429 (pushhi1): Likewise.
5431 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
5433 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
5434 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
5436 2002-02-09 David O'Brien <obrien@FreeBSD.org>
5438 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
5440 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
5442 2002-02-09 Kazu Hirata <kazu@hxi.com>
5444 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
5445 a half of an SImode register on H8/300.
5447 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
5449 * i386.md (movdi_2): Add missing '!'.
5451 2002-02-09 Kazu Hirata <kazu@hxi.com>
5453 * config/h8300/h8300.h: Fix formatting. Remove commented-out
5456 2002-02-09 Kazu Hirata <kazu@hxi.com>
5458 * config/h8300/h8300.md (length): Correct the distance valid
5459 for the short branch.
5461 2002-02-09 Kazu Hirata <kazu@hxi.com>
5463 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
5465 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
5467 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
5468 registers in SImode.
5469 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
5472 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
5475 Contribute sh64-elf.
5476 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
5477 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
5478 (sh_cannot_modify_jumps_p): New function.
5479 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
5480 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
5481 (sh_ms_bitfield_layout_p): New function.
5482 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
5483 Zack Weinberg <zack@codesourcery.com>
5484 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
5485 expand_simple_binop instead of expand_binop.
5486 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
5487 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
5488 use of .quad and .uaquad.
5489 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
5490 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
5491 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5492 * config/sh/sh.md (movdi_const, movdi_const_32bit,
5493 movdi_const_16bit): Make sure all CONSTs have modes.
5494 (sym2PIC): Ditto, but by adjusting all callers.
5495 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
5496 if the prologue calls the SHmedia argument decoder or register
5498 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5499 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
5500 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
5501 (sh_expand_epilogue): Don't emit USE of return target register.
5502 (prepare_move_operands): Legitimize DImode PIC addresses.
5503 (sh_media_register_for_return): Skip tr0, used to initialize the
5505 (sh_expand_prologue): Remove explicit USE of return register.
5506 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
5507 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
5508 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
5509 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
5510 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
5512 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
5513 (MOVI_SHORI_BASE_OPERAND_P): New.
5514 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
5515 (EXTRA_CONSTRAINT_T): Define in terms of them.
5516 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
5517 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
5518 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
5519 alternatives supporting TARGET_REGS.
5520 (UNSPEC_GOTPLT): New constant.
5521 (movdi split): Move incrementing of LABEL_NUSES...
5522 (movdi_const, movdi_const_32bit): Here. Use
5523 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
5524 (movdi_const_16bit): New.
5525 (call, call_value) [flag_pic]: Use GOTPLT.
5526 (call_pop, call_value_pop): New expands.
5527 (call_pop_compact, call_pop_rettramp): New insns.
5528 (call_value_pop_compact, call_value_pop_rettramp): New insns.
5529 (sibcall) [flag_pic]: Use GOT.
5530 (builtint_setjmp_receiver): Remove bogus, unused expand.
5531 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
5532 (*pt, *ptb, ptrel): New insns.
5533 (sym2GOT): Handle DImode GOT.
5534 (sym2GOTPLT, symGOTPLT2reg): New expands.
5535 (sym2PIC): New expand.
5536 (shcompact_return_tramp): Use GOTPLT to return trampoline.
5537 (shcompact_return_tramp_i): Use return register explicitly.
5538 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
5539 disable flag_reorder_blocks.
5540 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
5541 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
5542 clobbers, for clarity.
5543 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
5544 restoring of r0 in macl as MAYBE_DEAD.
5545 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
5546 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
5547 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
5548 alter_subreg all over.
5549 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
5550 reload, instead of emitting instructions that would require
5552 (casesi_load_media): Add missing modes.
5553 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
5554 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
5555 as used if the argument decoder is called.
5556 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5557 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
5558 Pmode, then extend it to DImode if necessary.
5559 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
5560 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
5561 constants in FPU-enabled SHmedia, let them be loaded from memory.
5562 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5563 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
5564 Adjust whitespace in assembly output templates.
5565 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
5566 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
5567 mode of if_then_else.
5568 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
5569 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
5571 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
5572 Joern Rennecke <amylaar@redhat.com>
5573 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
5574 (SUBTARGET_CPP_PTR_SPEC): New.
5575 (SUBTARGET_CPP_SPEC): Remove.
5576 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
5577 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
5578 Fix typo in previous checkin.
5579 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
5580 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
5581 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
5582 Alexandre Oliva <aoliva@redhat.com>
5583 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
5584 what single FP register can hold for SHmedia target.
5585 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
5586 Alexandre Oliva <aoliva@redhat.com>
5587 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
5588 Do not split into SUBREG.
5589 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
5590 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
5591 and added new functions as specified in SH5 ABI r9.
5592 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
5593 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
5595 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
5596 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
5597 gen_consttable_4 and gen_consttable_8. Emit multiple labels
5598 and consttable_window_ends.
5599 2001-06-03 Graham Stott <grahams@redhat,com>
5600 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
5601 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
5602 * config/sh/sh.c (print_operand): Handle floating-point pair,
5603 vector and matrix registers.
5604 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
5605 vector modes into account.
5606 * config/sh/sh.md (movv2sf): Split move between registers into
5608 (movv4sf, movv16sf): Introduce insns that get split only after
5610 * config/sh/shmedia.h: Fix Copyright dates.
5611 * config/sh/ushmedia.h: Likewise. Move loop counter
5612 declarations into conditionals that uses them.
5613 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
5615 * config/sh/sshmedia.h: Fix Copyright dates.
5616 (sh_media_PUTCFG): Fix constraints.
5617 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
5618 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
5619 ptrmemfunc_vbit_in_delta for SH5.
5620 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
5621 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
5622 * invoke.texi: Likewise.
5623 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
5624 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
5625 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
5626 GCC_pop_shmedia_regs_nofpu): New global symbols.
5627 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
5628 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
5629 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
5630 compact function with nonlocal labels.
5631 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
5632 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
5633 (initial_elimination_offset): Account for their stack space.
5634 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
5635 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
5636 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
5637 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
5638 least one of the operands to be a register.
5639 (movv2sf): Likewise. Renamed to movv2sf_i.
5640 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
5641 prepare_move_operands() before emitting SHmedia insns.
5642 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
5643 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
5644 Don't save nor initialize r12. Don't mis-align the stack.
5645 Pad the code with a nop.
5646 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
5648 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
5649 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
5650 [__SHMEDIA__]: Implement.
5651 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
5652 * config/sh/sh.md: Set latency of `pt' closer to reality.
5653 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
5654 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
5655 Set move, load and store type attributes.
5656 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
5657 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
5659 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
5660 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
5661 * config/sh/sh.c (sh_media_register_for_return): New function.
5662 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
5663 branch-target register.
5664 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
5665 * config/sh/sh.md (return_media_i): Use any call-clobbered
5666 branch-target register.
5667 (return_media): If r18 wasn't copied in the prologue, copy it
5669 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
5670 Clear class FP0_REGS.
5671 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
5673 2001-03-08 DJ Delorie <dj@redhat.com>
5674 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
5675 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
5676 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
5677 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
5678 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
5679 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
5680 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
5681 return value correctly for call_cookie.
5682 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
5683 * config/sh/crt1.asm (start): Modified so as to call
5684 ___setup_argv_and_call_main.
5685 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
5686 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
5688 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
5689 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
5690 (STRIP_NAME_ENCODING): Use it.
5691 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
5692 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
5693 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
5694 prepare_scc_operands().
5695 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
5696 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
5697 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
5698 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
5699 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5700 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
5701 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
5702 used in shcompact_incoming_args.
5703 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
5705 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
5707 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
5709 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
5710 Simplify. Adjust. Add sanity check.
5711 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
5713 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
5715 (udivsi3, divsi3): Use them.
5716 (force_mode_for_call): New insn.
5717 (call, call_value, sibcall_value): Emit it before SHcompact
5719 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
5720 * config/sh/sh.md (call, call_value, sibcall): Make sure the
5721 call cookie is non-NULL before taking its value.
5722 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
5723 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
5724 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
5725 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
5727 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
5728 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
5729 temporary for stack adjusts. Use MACL and MACH to pass
5730 arguments to shcompact_incoming_args.
5731 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
5733 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
5734 (nested_trampoline): Load static chain address into r1.
5735 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
5736 2001-01-07 Alexandre Oliva <aoliva@redhat.com
5737 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
5738 fp_arith_reg_operand().
5739 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
5740 * config/sh/sh.md (casesi): Sign-extend the first two operands,
5741 and use signed compares for them.
5742 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
5743 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
5744 ones properly aligned.
5745 (find_barrier): Account for extra alignment needed for 8-byte wide
5747 (machine_dependent_reorg): Require a label for the second 4-byte
5748 constant after an 8-byte one.
5749 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
5751 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5752 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
5753 last_float when switching float modes.
5754 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
5755 auto-increment for general-purpose registers.
5756 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
5758 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
5760 * config/sh/sh.c (sh_builtin_saveregs): Support using all
5761 registers for varargs.
5762 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
5763 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
5764 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
5765 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
5766 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
5767 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
5768 call_cookie accordingly.
5769 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
5770 (SHCOMPACT_BYREF): Likewise.
5771 (SHCOMPACT_FORCE_ON_STACK): New macro.
5772 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
5773 (sh_builtin_saveregs): Likewise.
5774 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
5775 shcompact_incoming_args): Use new shift values. Support
5776 sequences of consecutive and non-consecutive pushes/pops.
5777 * config/sh/sh.md (return): Don't explicitly use PR_REG.
5778 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
5779 * config/sh/sh.h (TEXT_SECTION): Define.
5780 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
5781 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
5782 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
5783 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
5784 return values on FPU-enabled SHmedia.
5785 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
5786 FPU-enabled SHmedia.
5787 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
5788 value is returned in a non-FP reg and is not returned by
5790 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
5792 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
5793 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
5794 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
5795 quad-aligned to be passed by callee-copy reference.
5796 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
5797 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
5798 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
5799 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
5800 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
5801 copying low-numbered FP regs to r7 and r8.
5802 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
5803 FP regs to general-purpose regs only if the copy was passed on the
5805 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
5806 copying FP reg to r9.
5807 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
5808 copy FP regs to general-purpose regs only in outgoing calls.
5809 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
5810 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
5812 * config/sh/sh.h (struct sh_args): Document all fields.
5813 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
5814 passed partially on the stack should not consider making
5816 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
5817 stack_regs only for incoming calls. When passing FP args,
5818 make sure there are FP regs available before modifying
5820 (SHCOMPACT_BYREF): Pass double args in general-purpose
5821 registers by reference.
5822 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
5823 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
5824 attempt to generate sibcalls if the caller got any arguments
5826 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
5827 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
5828 to 8-byte boundaries.
5829 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
5830 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
5831 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
5832 stored in the stack.
5833 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
5834 for the offsets to have the ISA bit set.
5835 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
5836 invocation. Use beq instead of bgt to mark end of sequence of
5838 (shcompact_incoming_args): Fix store of r2. Use beq instead of
5839 bgt to mark end of sequence of stores.
5840 * config/sh/sh.c (arith_operand): Don't check whether
5841 CONST_OK_FOR_J for now.
5842 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
5843 instead of long for conversion.
5844 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
5845 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
5846 before passing it to fprintf.
5847 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
5848 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
5849 Call set_fpscr before reading/writing SR.
5850 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
5852 * config/sh/lib1funcs.asm: Add `.align 2' directives before
5854 (FMOVD_WORKS): Define on SH5 with FPU.
5855 (set_fpscr): Define on SH5. Remove separate _fpscr_values
5857 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
5859 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
5860 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
5862 (ia_main_table): Ditto.
5863 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
5864 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
5865 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
5866 the definitions from sh.h.
5867 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
5869 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
5870 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
5871 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
5872 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
5873 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
5874 Increment LABEL_NUSES.
5876 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
5878 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
5880 * config/sh/elf.h (SIZE_TYPE): Likewise.
5881 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
5882 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
5883 shcompact_incoming_args): Load switch table addresses using
5885 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
5886 (NO_BUILTIN_SIZE_TYPE): Define.
5887 (SIZE_TYPE): Don't define.
5888 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
5889 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
5890 definition of __SH5__=32 for -m5-compact-nofpu.
5891 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
5893 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
5894 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
5895 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
5896 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
5897 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
5898 (INSN_LENGTH_ALIGNMENT): Likewise.
5899 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
5900 * config/sh/sh.md (call, call_value, sibcall): Simplify
5901 copying of non-branch-target register.
5902 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
5903 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
5904 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
5905 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
5906 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
5907 floating-point values as structs.
5908 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
5909 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
5910 general-purpose register.
5911 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
5912 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
5913 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
5914 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
5915 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
5916 (ENCODE_SECTION_INFO): Enclose variables and constants in
5918 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
5919 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
5920 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
5921 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
5922 only for LABEL_REFs. For SYMBOL_REFs, prepend
5923 SH_DATALABEL_ENCODING to the symbol name.
5924 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
5926 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
5927 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
5929 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
5930 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
5931 (DATALABEL_REF_P): Don't require CONST.
5932 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
5934 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
5935 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
5937 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
5938 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
5939 Use shallow_copy_rtx and PUT_MODE to change the mode of
5940 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
5941 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
5942 on SHmedia using GENERAL_REGs.
5943 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
5944 bltu_media_i): Fix reversion of conditions.
5945 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
5946 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
5947 * config/sh/sh.c (output_far_jump): Save r13 in macl.
5948 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
5949 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
5950 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
5951 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
5952 (GCC_nested_trampoline): Likewise.
5953 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
5954 * config/sh/sh.c (gen_datalabel_ref): Define.
5955 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
5956 (INITIALIZE_TRAMPOLINE): Likewise.
5957 (TRAMPOLINE_ADJUST_ADDRESS): Define.
5958 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
5959 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
5960 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
5961 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
5962 (ic_invalidate): Adjust for SH5.
5963 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
5964 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
5966 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
5967 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
5968 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
5969 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
5970 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
5971 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
5972 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
5973 * config/sh/sh.c (target_reg_operand): Match only target-branch
5974 registers and pseudos that aren't virtual registers.
5975 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
5976 Copy operands that don't match target_reg_operand to pseudos.
5977 (call_media, call_value_media, sibcall_media): Use
5978 target_reg_operand instead of target_operand.
5979 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
5980 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
5981 * config/sh/sh.c (target_reg_operand): Match hardware registers
5982 other than branch-target registers.
5983 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
5984 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
5985 (fpscr_values) [SH5 == 32]: Define.
5986 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
5987 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
5988 Handle function addresses coming in SUBREGs.
5989 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
5990 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
5991 shcompact_return_trampoline): Use datalabel where appropriate.
5992 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
5993 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
5994 general-purpose register to copy one branch-target register to
5996 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
5997 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
5998 SYMBOL_REFs with VOIDmode.
5999 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
6000 bltu_media_i): New insns.
6001 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
6002 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
6003 (INIT_CUMULATIVE_ARGS): Likewise.
6004 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
6005 * machmode.def (V16SFmode): New mode.
6006 * c-common.c (type_for_mode): Support V2SF and V16SF.
6007 * tree.c (build_common_tree_nodes_2): Likewise.
6008 * tree.h (tree_index): Likewise.
6009 * calls.c (emit_call_1): Take args_so_far. Adjust all
6010 callers. Introduce CALL_POPS_ARGS.
6011 * tm.texi (CALL_POPS_ARGS): Document.
6012 * config/sh/crt1.asm: Implement in SHmedia mode.
6013 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
6014 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
6015 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
6016 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
6017 Implement divsi and udivsi in SHmedia mode. Introduce
6018 SHcompact trampolines.
6019 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
6021 (regno_reg_class): Rewrite.
6022 (fp_reg_names): Remove.
6023 (sh_register_names, sh_additional_register_names): New.
6024 (print_operand): Added `u'. Support SUBREGs in addresses.
6025 Add parentheses around shifted CONSTs.
6026 (output_file_start): Output .mode and .abi directives.
6027 (shiftcosts, addsubcosts, multcosts): Adjust.
6028 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
6029 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
6030 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
6031 bytes, not registers. Take into account the need for the
6032 SHcompact incoming args trampoline. Adjust all callers.
6033 (sh_expand_prologue): Take stack_regs into account. Call
6034 incoming args trampoline. Keep stack aligned as per SH5 ABI.
6035 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
6036 stack aligned as per SH5 ABI.
6037 (sh_builtin_saveregs): Support SH5 ABI.
6038 (sh_build_va_list, sh_va_start): Likewise.
6039 (initial_elimination_offset): Take alignment into account.
6040 Compute location of PR according to the SH5 stack frame.
6041 (arith_reg_operand): Reject branch-target registers.
6042 (shmedia_6bit_operand): New.
6043 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
6044 (target_reg_operand): Match DImode only. Accept SUBREGs.
6045 (target_operand): New.
6046 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
6047 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
6048 SIBCALL_REGS for SHmedia.
6049 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
6050 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
6051 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
6052 (TARGET_SWITCHES): New SH5 flags.
6053 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
6054 VALID_REGISTER_P to disable unsupported registers.
6055 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
6056 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
6057 (FUNCTION_ARG_PADDING): Define.
6058 (FASTEST_ALIGNMENT): Adjust.
6059 (SH_REGISTER_NAMES_INITIALIZER): New.
6060 (sh_register_names): Declare.
6061 (DEBUG_REGISTER_NAMES): Define.
6062 (REGISTER_NAMES): Define based on sh_register_names.
6063 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
6064 (sh_additional_register_names): Declare.
6065 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
6066 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
6067 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
6068 (REGISTER_NATURAL_MODE): Define.
6069 (FIRST_PSEUDO_REGISTER): Adjust.
6070 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
6071 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
6072 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
6073 (VECTOR_MODE_SUPPORTED_P): Define.
6074 (REG_CLASS_CONTENTS): Adjust.
6075 (SMALL_REGISTER_CLASSES): Adjust.
6076 (REG_ALLOC_ORDER): Adjust.
6077 (INDEX_REG_CLASS): Adjust.
6078 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
6079 (CONST_OK_FOR_LETTER_P): Adjust.
6080 (PREFERRED_RELOAD_CLASS): Adjust.
6081 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
6082 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
6083 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
6084 (FIRST_FP_PARM_REG): Adjust.
6085 (CALL_POPS_ARGS): Define.
6086 (FUNCTION_ARG_REGNO_P): Adjust.
6087 (struct sh_args): New fields.
6088 (GET_SH_ARG_CLASS): Adjust.
6089 (INIT_CUMULATIVE_ARGS): Adjust.
6090 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
6091 (FUNCTION_ARG_ADVANCE): Adjust.
6092 (FUNCTION_ARG): Adjust.
6093 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
6094 (FUNCTION_ARG_CALLEE_COPIES): Define.
6095 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
6096 (STRICT_ARGUMENT_NAMING): Define.
6097 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
6098 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
6099 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
6100 (SETUP_INCOMING_VARARGS): Adjust.
6101 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
6102 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
6103 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
6104 (SUBREG_OK_FOR_INDEX_P): Adjust.
6105 (EXTRA_CONSTRAINT_S): Update.
6106 (EXTRA_CONSTRAINT_T): New.
6107 (EXTRA_CONSTRAINT): Adjust.
6108 (GO_IF_LEGITIMATE_INDEX): Adjust.
6109 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
6110 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
6112 (MAX_MOVE_MAX): Define.
6114 (CONST_COSTS): Adjust.
6115 (REGISTER_MOVE_COST): Adjust.
6116 (BRANCH_COST): Adjust.
6117 (TEXT_SECTION_ASM_OP): Adjust.
6118 (DBX_REGISTER_NUMBER): Adjust.
6119 (ASM_OUTPUT_DOUBLE_INT): New.
6120 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
6121 (PREDICATE_CODES): Adjust.
6122 (PROMOTE_MODE): Adjust.
6123 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
6124 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
6125 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
6126 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
6127 (DR0_REG, DR2_REG, DR4_REG): Renumber.
6128 (TR0_REG, TR1_REG, TR2_REG): New.
6129 (XD0_REG): Renumber.
6130 (UNSPEC_COMPACT_ARGS): New.
6131 (type): Added pt and ptabs.
6132 (length): Default to 4 on SHmedia. Default pt length to 12
6133 and 20 on SHmedia32 and SHmedia64, respectively.
6134 (pt): New function unit.
6135 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
6136 Add whitespace between operands of SHmedia instructions.
6138 (adddi3_media, addsi3_media): Adjust constraints.
6139 (subsi3) [SHmedia]: Force operand 1 into a register.
6140 (udivsi3_i1_media, udivsi3_i4_media): New.
6141 (udivsi3): Support SHmedia.
6142 (divsi3_i1_media, divsi3_i4_media): New.
6143 (divsi3): Support SHmedia.
6144 (anddi3, iordi3, xordi3): Adjust constraints.
6145 (zero_extendhidi2, zero_extendqidi2): New.
6146 (extendsidi2, extendhidi2, extendqidi2): New.
6147 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
6148 (pop_e, pop_fpul, pop_4): Likewise.
6149 (movsi_media): Support FP and BT registers.
6150 (movsi_media_nofpu): New. Adjust splits to DImode.
6151 (lduw, ldub): Renamed to zero_extend* above.
6152 (movqi_media): Fix typo.
6153 (movdi_media): Support FP and BT registers.
6154 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
6155 (movdi_const_32bit): New.
6156 (shori_media): Require immediate operand. Use `u' for output.
6157 (movdf_media, movsf_media): Simplified.
6158 (movdf_media_nofpu, movsf_media_nofpu): New.
6159 (movdf, movsf): Adjust
6160 (movv2sf, movv2sf, movv16sf): New.
6161 (beq_media, beq_media_i): Adjust constraints. Don't use
6162 scratch BT register.
6163 (bne_media, bne_media_i): Likewise.
6164 (bgt_media, bgt_media_i): Likewise.
6165 (bge_media, bge_media_i): Likewise.
6166 (bgtu_media, bgtu_media_i): Likewise.
6167 (bgeu_media, bgeu_media_i): Likewise.
6168 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
6169 bunordered): Emit jump insn. Force operands to registers when
6171 (jump_media, jump): Simplify.
6172 (call_compact, call_compact_rettramp): New.
6173 (call_value_compact, call_value_compact_rettramp): New.
6174 (call_media, call_value_media): Simplify.
6175 (sibcall_compact, sibcall_media): New.
6176 (call, call_value): Adjust for SHmedia and SHcompact.
6177 (sibcall, sibcall_value, untyped_call): Likewise.
6178 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
6179 (indirect_jump): Adjust for SHmedia.
6180 (casesi_jump_media): New.
6181 (nop): Re-enable for SHmedia.
6182 (call_site): Restrict to SH1.
6183 (casesi): Adjust for SHmedia.
6184 (casesi_shift_media, casesi_load_media): New.
6185 (return): Explicitly use PR register. Call return trampoline
6187 (return_i): Explicitly use PR register.
6188 (shcompact_return_tramp, shcompact_return_tramp_i): New.
6189 (return_media): Adjust.
6190 (shcompact_incoming_args): New.
6192 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
6193 (movstrsi): Disable on SH5.
6194 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
6195 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
6196 (subsf3, subsf3_media): Likewise.
6197 (mulsf3, mulsf3_media, mac_media): Likewise.
6198 (divsf3, divsf3_media): Likewise.
6199 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
6200 (floatsisf2, fux_truncsfsi2): Likewise.
6201 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
6203 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
6204 (cmpunsf_media, cmpsf): Likewise.
6205 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
6206 (abssf2, abssf2_media): Likewise.
6207 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
6208 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
6209 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
6210 (floatsidf2, fix_truncdfsi2): Likewise.
6211 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
6213 (cmpeqdf_media, cmpgtdf_media): Likewise.
6214 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
6215 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
6216 (absdf2, absdf2_media): Likewise.
6217 (extendsfdf2, extendsfdf2_media): Likewise.
6218 (truncsfdf2, truncsfdf2_media): Likewise.
6219 * config/sh/sh64.h: New file.
6220 * config/sh/t-sh64: New file.
6221 * config/sh/shmedia.h: New file.
6222 * config/sh/ushmedia.h: New file.
6223 * config/sh/sshmedia.h: New file.
6224 * configure.in: Added sh64-*-elf.
6225 * configure: Rebuilt.
6226 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
6227 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
6228 (reg_class_from_letter): Use `b' for TARGET_REGS.
6229 (print_operand): Support `%M', `%m', `AND' and
6230 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
6231 (andcosts): Adjust for SHmedia.
6232 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
6234 (target_reg_operand): New function.
6235 * config/sh/sh-protos.h (target_reg_operand): Declare.
6236 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
6237 FP registers on SH5.
6238 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
6240 (TARGET_REGISTER_P): New macro.
6241 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
6242 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
6243 (EXTRA_CONSTRAINT_S): New macro.
6244 (EXTRA_CONSTRAINT): Adjust.
6245 (FLOAT_TYPE_SIZE): Define to 32.
6246 (Pmode): DImode on SHmedia.
6247 (CONST_COSTS): Adjust for SHmedia literals.
6248 (PREDICATE_CODES): Added target_reg_operand.
6249 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
6250 * config/sh/sh.md: Remove all attrs from SHmedia insns.
6251 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
6252 (cmpdi): Accept SHmedia.
6253 (movdicc_false, movdicc_true): New insns.
6254 (movdicc): New expand.
6255 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
6257 (addsi3_media): Match `S' constraint.
6258 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
6259 (negdi2): Expand for SHmedia.
6260 (one_cmpldi2): New expand.
6261 (zero_extendsidi2): Change from expand to insn.
6262 (extendsidi2): Add constraints.
6263 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
6264 LD/ST address. Fix SI immediate loading split.
6265 (movhi_media, movqi_media, lduw, ldub): New insns.
6266 (movhi, movqi): Accept SHmedia.
6267 (shori_media, movdi_media): Relax input constraints. Split
6269 (movdf_media, movsf_media): New insn. New split to movdi.
6270 (movdf, movsf): Match on SHmedia.
6271 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
6272 bgeu_media): New insns and splits. New insns with `_i' suffix.
6273 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
6274 (bunordered): New expand.
6275 (jump_compact): Renamed from `jump'.
6276 (jump_media): New insn.
6278 (call_media, call_value_media): New insns.
6279 (call, call_value): Adjust.
6280 (indirect_jump_compact): Renamed from `indirect_jump'.
6281 (indirect_jump_media): New insn.
6282 (indirect_jump): New expand.
6283 (untyped_call, return): Accept SHmedia.
6284 (return_media): New insn.
6285 (prologue, epilogue, blockage): Accept SHmedia.
6286 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
6287 (sunordered): New expand.
6288 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
6289 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
6290 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
6291 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
6292 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
6293 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
6294 abssf2_media): New insns.
6295 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
6296 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
6297 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
6298 floatdidf2, floatsidf2_media, fix_truncdfdi2,
6299 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
6300 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
6301 absdf2_media): New insns.
6302 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
6303 (extendsfdf2_media, truncdfsf2_media): New insns.
6304 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
6305 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
6306 * config/sh/sh.h (CONST_OK_FOR_J): Document.
6307 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
6308 * config/sh/sh.md (adddi3): New expand.
6309 (adddi3_media, adddi3z_media): New insns.
6310 (adddi3_compact): Renamed from adddi3.
6311 (addsi3_media): Use add.l r63 to add constant zero.
6312 (subdi3): New expand.
6313 (subdi3_media): New insn.
6314 (subdi3_compact): Renamed from subdi3.
6315 (mulsidi3): New expand.
6316 (mulsidi3_media): New insn.
6317 (mulsidi3_compact): Renamed from mulsidi3.
6318 (umulsidi3): New expand.
6319 (umulsidi3_media): New insn.
6320 (umulsidi3_compact): Renamed from umulsidi3.
6321 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
6322 (ashlsi3, ashrsi3, lshrsi3): Use them.
6323 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
6324 (ashldi3, ashrdi3, lshrdi3): Use them.
6325 (zero_extendsidi2): New expand.
6326 (extendsidi2): New insn.
6327 (movsi_media): New insn. Split to movdi to load constants.
6328 (movsi): Enable for shmedia.
6329 (movdi_media): New insn. Use shori_media to load wide constants.
6330 (short_media): New insn.
6331 (movdi): Enable for shmedia.
6332 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
6333 * config/sh/sh.h (CPP_SPEC): Added `m5'.
6334 (SUBTARGET_CPP_SPEC): Added `!m5'.
6335 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
6336 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
6337 to all other SH variants.
6338 (TARGET_DEFAULT): Set to SH1_BIT.
6339 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
6340 (BITS_PER_WORD): Raise to 64 on shmedia.
6341 (MAX_BITS_PER_WORD): Change to 64.
6342 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
6343 (INT_TYPE_SIZE): Keep as 32.
6344 (UNITS_PER_WORD): Raise to 8 on shmedia.
6345 (MIN_UNITS_PER_WORD): Keep as 4.
6346 (POINTER_SIZE): Raise to 64 on shmedia.
6347 (CONST_OK_FOR_J): New macro.
6348 (CONST_OK_FOR_LETTER_P): Use it.
6349 (processor_type): Add PROCESSOR_SH5.
6350 * config/sh/sh.md: Conditionalize all expands, insns and
6351 splits to TARGET_SH1.
6353 (addsi3_compact): Renamed from...
6354 (addsi3): Now an expand.
6355 (addsi3_media, subsi3_media): New insns.
6356 (subsi3): Don't negate constants with SHmedia.
6358 * hooks.c: New file.
6359 * hooks.h: New file.
6360 * Makefile.in (HOOKS_H): New.
6361 (TARGET_DEF_H): Added $(HOOKS_H).
6362 (OBJS): Added hooks.o.
6363 (cfgcleanup.o, bb-reorder.o): Added target.h.
6364 (hooks.o): Added dependencies.
6365 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
6366 (TARGET_INITIALIZER): this.
6367 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
6368 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
6369 * bb-reorder.c: Include target.h.
6370 (reorder_basic_blocks): Skip if cannot modify jumps.
6371 * cfgcleanup.c: Include target.h.
6372 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
6374 2002-02-08 Chris Demetriou <cgd@broadcom.com>
6376 * config/mips/mips.md (casesi_internal, casesi_internal_di):
6377 Protect jump delay slot instructions with .set noreorder and
6380 2002-02-08 Chris Demetriou <cgd@broadcom.com>
6382 * config/mips/mips.md (casesi_internal_di): Calculate
6383 the index into the target offset table correctly.
6385 2002-02-08 Richard Henderson <rth@redhat.com>
6387 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
6388 * final.c (output_addr_const): Accept and discard SUBREG.
6389 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
6390 mark them unknown instead.
6391 (simplify_subtraction): Handle RTX_UNKNOWN.
6392 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
6394 2002-02-08 David Edelsohn <edelsohn@gnu.org>
6396 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
6398 2002-02-08 Richard Henderson <rth@redhat.com>
6400 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
6402 2002-02-08 Andreas Jaeger <aj@suse.de>
6404 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
6405 * config/i386/t-linux64: New file.
6407 2002-02-08 Jakub Jelinek <jakub@redhat.com>
6409 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
6410 * c-parse.in (compstmt): Clear last_expr_type.
6412 2002-02-07 Richard Henderson <rth@redhat.com>
6414 * loop.c (strength_reduce): Sink final_value when not
6417 2002-02-07 David O'Brien <obrien@FreeBSD.org>
6419 * config/sparc/freebsd.h: Fix mismatched spec {.
6421 2002-02-07 Richard Henderson <rth@redhat.com>
6423 * cfgrtl.c: Include recog.h and insn-config.h.
6424 (keep_with_call_p): Fix general_operand invocation.
6425 * Makefile.in (cfgrtl.o): Update dependencies.
6427 2002-02-07 Kazu Hirata <kazu@hxi.com>
6429 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
6430 comment. Accept HImode only if TARGET_H8300.
6432 2002-02-07 Eric Christopher <echristo@redhat.com>
6434 * config/mips/crtn.asm: Cleanup #ifdefs.
6436 2002-02-07 Eric Christopher <echristo@redhat.com>
6438 * config/mips/crti.asm: Add changes for mips16. mips16 uses
6439 register 7 as RA instead of $31.
6440 * config/mips/crtn.asm: Ditto.
6441 * config/mips/mips.c (mips_move_2words): Add case for
6442 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
6443 (compute_frame_size): Fix typo.
6444 (save_restore_insns): Ditto. Make documentation about using
6445 register $7 as return register more precise.
6446 (mips_expand_epilogue): Fix comment. Add code to work around not
6447 being able to add to the stack pointer directly.
6448 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
6449 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
6452 2002-02-07 Tom Rix <trix@redhat.com>
6454 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
6455 immediates in ldu and stdu DS opcode field.
6456 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
6457 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
6458 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
6460 2002-02-07 Jeff Sturm <jsturm@one-point.com>
6462 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
6463 offset for stack bias.
6465 2002-02-07 H.J. Lu <hjl@gnu.org>
6467 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
6469 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
6471 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
6473 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
6475 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
6476 * i386.c (x86_order_regs_for_local_alloc): New global function.
6477 * i386.h (REG_ALLOC_ORDER): CLeanup.
6478 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
6480 2002-02-07 Richard Henderson <rth@redhat.com>
6482 PR optimization/2463
6483 * alias.c (find_base_value): Recall base values for fixed hard regs.
6484 * loop.c (loop_regs_update): Don't use single_set on non-insns.
6486 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
6488 * config/mips/mips.md (define_delay) [mips16]: Adjust required
6491 2002-02-06 Richard Henderson <rth@redhat.com>
6494 * stmt.c (resolve_operand_name_1): Take more care with mixed
6495 named and unnamed operands.
6497 2002-02-06 Janis Johnson <janis187@us.ibm.com>
6498 Jan Hubicka <jh@suse.cz>
6500 * loop.c (remove_constant_addition): Avoid clobbering a shared
6503 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
6505 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
6506 * config/s390/t-linux64: New file.
6507 * config/s390/libgcc-glibc.ver: New file.
6509 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
6511 * config/s390/linux64.h: Delete file.
6512 * config/s390/s390x.h: New file.
6513 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
6514 as target header file.
6515 * config/s390/linux.h (TARGET_VERSION): Define depending on
6516 DEFAULT_TARGET_64BIT.
6517 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
6518 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
6519 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
6520 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
6521 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
6522 (EXTRA_SPEC): New define.
6523 * config/s390/s390.h (TARGET_VERSION): Define depending on
6524 DEFAULT_TARGET_64BIT.
6525 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
6527 2002-02-06 Jason Merrill <jason@redhat.com>
6529 * c-decl.c (finish_function): Warn about a non-void function with
6530 no return statement and no abnormal exit.
6531 (current_function_returns_abnormally): New variable.
6532 (start_function): Clear it.
6533 (struct c_language_function): Add returns_abnormally.
6534 (push_c_function_context): Save it.
6535 (pop_c_function_context): Restore it.
6536 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
6537 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
6538 an explicit return type.
6539 * c-tree.h: Declare current_function_returns_abnormally.
6540 (C_FUNCTION_IMPLICIT_INT): New macro.
6541 * c-typeck.c (build_function_call): Set it.
6542 (c_expand_return): Set current_function_returns_value even if the
6545 2002-02-06 Jakub Jelinek <jakub@redhat.com>
6548 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
6549 unsafe for reevaluation.
6551 2002-02-06 Jakub Jelinek <jakub@redhat.com>
6554 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
6555 EXPR_STMT, but COMPOUND_STMT, recurse into it.
6557 2002-02-06 Richard Henderson <rth@redhat.com>
6559 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
6560 be a general_operand. Dest for function value must be a pseudo.
6562 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
6564 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
6565 as SYMBOL_REFs from the constant pool.
6567 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
6569 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
6570 passed by invisible reference.
6572 2002-02-05 Richard Henderson <rth@redhat.com>
6574 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
6576 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
6578 Implement using "base addresses" in insn operands as default.
6579 * config/mmix/mmix.c (mmix_conditional_register_usage): if
6580 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
6581 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
6582 used to read the rtx value.
6583 (mmix_target_asm_function_epilogue): Fix spacing.
6584 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
6585 (mmix_legitimate_address): Ditto.
6586 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
6587 should be loaded with a GETA insn. Don't allocate needless extra
6588 char for nul termination and fix misleading comment.
6589 (mmix_print_operand_address): Handle constants if
6590 TARGET_BASE_ADDRESSES.
6591 (mmix_output_register_setting): Use base addressing if
6592 TARGET_BASE_ADDRESSES and the number of insns is 3.
6593 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
6594 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
6595 to use R as constraint, add LDA to match s.
6596 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
6597 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
6598 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
6599 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
6600 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
6601 order with other fixed registers.
6602 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
6603 other parameter/call-clobbered registers.
6604 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
6605 -mbase-addresses, -mno-base-addresses.
6606 (MMIX Options): Ditto.
6608 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6610 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
6612 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
6614 * config/rs6000/altivec.h: Change elem to _S_elem.
6616 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
6618 * config/netbsd.h (WCHAR_TYPE): Define.
6619 (WCHAR_TYPE_SIZE): Ditto.
6621 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
6622 (WCHAR_UNSIGNED): Ditto.
6623 (WCHAR_TYPE_SIZE): Ditto.
6625 * config/arm/netbsd.h: Likewise.
6626 * config/i386/netbsd-elf.h: Likewise.
6627 * config/i386/netbsd.h: Likewise.
6628 * config/m68k/netbsd-elf.h: Likewise.
6629 * config/m68k/netbsd.h: Likewise.
6630 * config/ns32k/netbsd.h: Likewise.
6631 * config/sparc/netbsd.h: Likewise.
6632 * config/vax/netbsd.: Likewise.
6634 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
6636 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
6637 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
6638 (TARGET_INITIALIZER): this.
6639 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
6640 (BITFIELD_NBYTES_LIMITED): Markup fix.
6641 * tree.h (default_ms_bitfield_layout_p): Declare.
6642 (record_layout_info): Added prev_field.
6643 * tree.c (default_ms_bitfield_layout_p): New fn.
6644 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
6645 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
6646 * stor-layout.c: Include target.h.
6647 (start_record_layout): Initialize prev_field.
6648 (place_field): Handle MS bit-field layout, and disregard
6649 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
6650 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
6651 * Makefile.in (stor-layout.o): Adjust dependencies.
6653 2002-02-05 Jason Merrill <jason@redhat.com>
6655 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
6657 2002-02-05 Andreas Jaeger <aj@suse.de>
6659 * crtstuff.c: Fix comments.
6661 2002-02-05 Richard Henderson <rth@redhat.com>
6664 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
6665 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
6668 * config/mips/mips.c (function_arg): Handle TImode.
6669 (function_arg_advance): Likewise.
6671 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
6673 * config/rs6000/altivec.h (vec_step_help): Rename to
6676 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
6678 * config/rs6000/altivec.h: Fix typos.
6680 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
6682 * config/arm/netbsd.h: Correct a comment.
6684 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
6686 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
6687 building void typed builtins.
6689 * config/rs6000/altivec.h (vec_ld*): Fix typos.
6690 (vec_step): Implement for C++.
6692 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6694 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
6696 2002-02-04 Richard Henderson <rth@redhat.com>
6698 * combine.c (nonzero_bits): Re-introduce special case for
6699 sp/fp/ap wrt REGNO_POINTER_ALIGN.
6701 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
6703 * doc/extend.texi: Warn about unsupported usage of altivec
6706 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
6707 (altivec_predicate_*): New.
6709 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
6710 Add C++ version of vec_*() functions.
6712 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
6713 (bdesc_2arg): Remove altivec predicates.
6714 (altivec_expand_builtin): Handle predicates.
6715 (altivec_init_builtins): Handle predicates.
6716 (altivec_expand_predicate_builtin): New.
6718 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6720 * pa.c (DO_FRAME_NOTES): Move forward.
6721 (store_reg): Revise handling of frame notes.
6722 (load_reg): Likewise.
6723 (set_reg_plus_d): Likewise.
6724 (hppa_expand_prologue): Likewise.
6725 (hppa_expand_epilogue): Likewise.
6727 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6729 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
6731 2002-02-04 Jakub Jelinek <jakub@redhat.com>
6733 PR c/4475, c++/3780:
6734 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
6735 * c-common.h (SWITCH_TYPE): Define.
6736 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
6737 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
6738 Rename spareness variable to sparseness.
6739 (expand_end_case_type): Renamed from expand_end_case, use orig_type
6740 if non-NULL instead of TREE_TYPE (orig_index).
6741 * tree.h (expand_end_case_type): Renamed from expand_end_case.
6742 (expand_end_case): Define using expand_end_case_type.
6743 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
6744 to expand_end_case_type.
6745 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
6747 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6749 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
6750 (BIGGEST_ALIGNMENT): Change to 128.
6752 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6754 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
6756 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
6758 * pa.md (call_internal_reg_64bit): Remove unused variable.
6760 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
6762 * config/arm/arm.h (machine_function): Add uses_anonymous_args
6764 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
6765 * config/arm/arm.c (current_function_anonymous_args): Delete,
6766 replace uses with cfun->machine->uses_anonymous_args.
6767 (arm_reorg): Do not reset uses_anonymous_args.
6769 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
6770 any geenral register.
6772 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
6774 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
6777 2002-02-04 Richard Henderson <rth@redhat.com>
6779 * combine.c (force_to_mode): Remove STACK_BIAS code.
6780 (nonzero_bits): Likewise. Replace sp/fp special case with
6781 REGNO_POINTER_ALIGN.
6783 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
6784 (HARD_FRAME_POINTER_REGNUM): New.
6785 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
6786 (FIXED_REGS, CALL_USED_REGS): Update.
6787 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
6788 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
6789 (HARD_REGNO_NREGS): Update for SFP.
6790 (STACK_POINTER_OFFSET): Include bias here ...
6791 (FIRST_PARM_OFFSET): ... not here.
6792 (STACK_BIAS): Remove.
6793 (INIT_EXPANDERS): New.
6794 (STARTING_FRAME_OFFSET): Do not include bias.
6795 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
6796 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
6797 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
6798 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
6799 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
6800 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
6801 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
6802 (MUST_SAVE_REGISTER): Likewise.
6803 (sparc_flat_function_prologue): Likewise.
6804 (sparc_flat_function_epilogue): Likewise.
6805 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
6806 (sparc_init_modes): SFP is GENERAL_REGS.
6807 (sparc_builtin_saveregs): SFP does not have bias applied.
6809 2002-02-04 Richard Henderson <rth@redhat.com>
6811 * config/alpha/alpha.c (current_function_is_thunk): Don't check
6812 current_function_is_thunk.
6813 (alpha_sa_mask): Distinguish between current_function_is_thunk
6814 called from ASM_OUTPUT_MI_THUNK and not.
6815 (alpha_does_function_need_gp): Thunks always need gp.
6816 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
6817 (alpha_output_mi_thunk_osf): New.
6818 * config/alpha/alpha-protos.h: Update.
6819 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
6821 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
6823 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
6824 function types, not when they're taken away.
6826 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
6828 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
6829 CODE_LABEL and jump table when replacing a table jump with a
6832 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
6834 * config/s390/s390-protos.h (legitimize_la_operand,
6835 s390_secondary_input_reload_class, s390_plus_operand,
6836 s390_expand_plus_operand): Add prototypes.
6838 config/s390/s390.c (s390_secondary_input_reload_class,
6839 s390_plus_operand, s390_expand_plus_operand): New functions.
6841 (struct s390_address): New member 'pointer'.
6842 (s390_decompose_address): Compute it.
6843 (legitimate_la_operand_p): Use it.
6844 (legitimize_la_operand): New function.
6845 (movti, movdi, movdf splitters): Call it.
6847 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
6848 (PREDICATE_CODES): Add s390_plus_operand.
6850 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
6851 (la_ccclobber): Allow GENERAL_REGS as output operand.
6853 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
6854 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
6855 (*la_64, *la_31, reload_indi, reload_insi): ... these.
6857 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
6859 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
6860 register names for regular asm () construct.
6862 2002-02-04 Jakub Jelinek <jakub@redhat.com>
6864 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
6867 2002-02-04 Jakub Jelinek <jakub@redhat.com>
6869 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
6872 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
6874 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
6875 constant pool to be identical by string address and index.
6877 2002-02-04 Anthony Green <green@redhat.com>
6879 * output.h (SECTION_OVERRIDE): Define.
6880 * varasm.c (named_section): Obey SECTION_OVERRIDE.
6882 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
6884 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
6885 by existing arm*-*-netbsd* (a.out) target.
6886 (ns32k-*-netbsdelf*): Likewise.
6887 (sparc-*-netbsdelf*): Likewise.
6888 (vax-*-netbsdelf*): Likewise.
6890 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
6892 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
6893 headers and libobjc headers.
6895 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
6897 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
6898 (_mingw.h): Remove duplicate include.
6900 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
6902 * config.gcc: Set cpu_type to m68k for 68010, as well.
6903 (m68010-*-netbsdelf*): New...
6904 (m68k*-*-netbsdelf*): ...targets.
6905 * config/m68k/netbsd-elf.h: New file.
6907 2002-02-02 Kazu Hirata <kazu@hxi.com>
6909 * config/h8300/h8300.c (hand_list): Move inside function_arg.
6911 2002-02-02 Kazu Hirata <kazu@hxi.com>
6913 * config/h8300/h8300.c (h8_push_ops): Move inside
6915 (h8_pop_ops): Likewise.
6916 (h8_move_ops): Likewise.
6918 2002-02-02 Kazu Hirata <kazu@hxi.com>
6920 * config/h8300/h8300.c (os_task): Make it static.
6921 (monitor): Likewise.
6922 (pragma_saveall): Likewise.
6924 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
6926 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
6927 constant is a valid sign-extension for Pmode.
6929 2002-02-02 Kazu Hirata <kazu@hxi.com>
6931 * config/h8300/h8300.c: Fix formatting.
6933 2002-02-02 Kazu Hirata <kazu@hxi.com>
6935 * config/h8300/h8300.md: Fix formatting.
6937 2002-02-02 Kazu Hirata <kazu@hxi.com>
6939 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
6940 predicates of operands[1]. Split the patterns for each
6943 2002-02-02 Kazu Hirata <kazu@hxi.com>
6945 * config/h8300/h8300.md (xor patterns): Tighten the predicates
6946 of operands[1] to register_operand.
6948 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
6950 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
6951 * cpphash.c (_cpp_init_hashtable): Similarly.
6952 * cppinit.c (cpp_create_reader): Default the signed_char flag.
6953 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
6954 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
6955 (cpp_handle_option): Handle the new options.
6956 * cpplex.c (cpp_interpret_charconst): Use new flag.
6957 * cpplib.h (struct cpp_options): New member signed_char.
6958 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
6959 (cpp_options): Handle -fsigned-char and -funsigned-char.
6960 (static_specs): Remove signed_char_spec.
6961 (do_spec1): Don't handle %c.
6962 * system.h: Poison SIGNED_CHAR_SPEC.
6963 * tradcif.y (yylex): Use flag_signed_char.
6964 * tradcpp.h (flag_signed_char): New.
6965 * tradcpp.c (flag_signed_char): New.
6966 (main): Handle new command-line options.
6967 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
6969 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
6970 * avr/avr.h: Remove old comments.
6971 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
6972 (CC1_SPEC): Pass -fsigned-char if -mic*.
6973 (SIGNED_CHAR_SPEC): Remove.
6975 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
6977 2002-02-01 Eric Christopher <echristo@redhat.com>
6979 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
6980 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
6981 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
6982 (ASM_OUTPUT_REG_POP): Ditto.
6984 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
6986 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
6989 2002-02-02 Jakub Jelinek <jakub@redhat.com>
6991 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
6993 2002-02-02 Jakub Jelinek <jakub@redhat.com>
6996 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
6999 2002-02-01 Janis Johnson <janis187@us.ibm.com>
7001 * cfganal.c: Include tm_p.h.
7002 (keep_with_call_p): Fix the test that determines if a register holds
7003 the return value of a call.
7005 2002-02-01 DJ Delorie <dj@redhat.com>
7007 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
7008 we are given conflicting registers, switch to the other one we
7009 had allocated for us.
7010 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
7011 as TImode so we know when the "other" register is available.
7013 2002-02-01 David O'Brien <obrien@FreeBSD.org>
7015 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
7018 2002-02-01 Janis Johnson <janis187@us.ibm.com>
7020 * cfganal.c (keep_with_call_p): New function.
7021 (flow_call_edges_add): Prevent splitting a block between a call and
7022 a single-set instruction that should be kept in the same block.
7024 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
7026 * doc/install.texi (avr): Update outdated URL.
7028 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
7030 * config/stormy16/stormy16.md (pushqi): New.
7034 (movhi): Remove stack operands.
7036 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
7037 nonimmediate_nonstack_operand.
7038 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
7040 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
7043 2002-01-31 Jason Merrill <jason@redhat.com>
7045 * Makefile.in (c-parse.c): Handle .output file.
7046 * objc/Make-lang.in (objc-parse.c): Likewise.
7048 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
7050 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
7051 the -me[lb] option is given. Don't output the default flag
7054 2002-01-31 Zack Weinberg <zack@codesourcery.com>
7056 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
7057 the primary source file; this has not been done yet.
7058 * c-decl.c (c_expand_body): Reset input_filename from
7059 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
7061 2002-01-31 Kazu Hirata <kazu@hxi.com>
7063 * rtlanal.c (subreg_regno_offset): Do not use
7064 SUBREG_REGNO_OFFSET.
7065 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
7066 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
7068 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7070 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
7071 version rather than GNATS version in --version output.
7073 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
7075 * ifcvt.c (noce_process_if_block): Make a copy of the destination
7076 when copying back from a temporary.
7078 2002-01-30 Richard Henderson <rth@redhat.com>
7080 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
7081 and new_dest are the same.
7083 2002-01-30 Richard Henderson <rth@redhat.com>
7086 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
7087 * rtl.c (note_insn_name): Update.
7088 * emit-rtl.c (remove_unnecessary_notes): Kill it.
7089 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
7090 to perform loop rotation.
7091 (expand_exit_loop_top_cond): New.
7092 * tree.h (expand_exit_loop_top_cond): Declare it.
7093 * c-semantics.c (genrtl_while_stmt): Use it.
7094 (genrtl_for_stmt): Likewise.
7096 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
7098 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
7099 arguments to 64-bit boundaries on 64-bit ABIs.
7101 2002-01-30 Steve Ellcey <sje@cup.hp.com>
7103 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
7105 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7107 * c-decl.c (grokdeclarator): Handle type being a typedef for an
7110 2002-01-30 David O'Brien <obrien@FreeBSD.org>
7112 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
7113 * config/sparc/sparc_bi.h: Remove file.
7114 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
7116 2002-01-30 Richard Henderson <rth@redhat.com>
7118 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
7120 2002-01-30 Zack Weinberg <zack@codesourcery.com>
7122 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
7124 2002-01-30 Jason Merrill <jason@redhat.com>
7126 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
7127 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
7128 (reg_save): Use DW_CFA_offset_extended_sf instead.
7130 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
7132 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7134 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
7137 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
7139 * rs6000.md ("*call_value_local32"): Remove constraints.
7140 ("*call_value_local64"): Same.
7141 ("*call_value_indirect_nonlocal_aix32"): Same.
7142 ("*call_value_nonlocal_aix32"): Same.
7143 ("*call_value_indirect_nonlocal_aix64"): Same.
7144 ("*call_value_nonlocal_aix64"): Same.
7145 ("*call_value_nonlocal_sysv"): Same.
7147 2002-01-29 Richard Henderson <rth@redhat.com>
7149 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
7151 2002-01-29 Richard Henderson <rth@redhat.com>
7153 * expr.c (force_operand): Ignore flag_pic for detecting pic
7155 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
7156 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
7157 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
7158 instead of open-coded loop.
7159 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
7160 be fixed when in use.
7162 2002-01-29 Richard Henderson <rth@redhat.com>
7164 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
7165 * sched-rgn.c (propagate_deps): Update them.
7166 * sched-deps.c (sched_analyze_insn): Update them. Flush the
7167 clobbers list when either gets too long.
7169 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7171 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
7172 and INDEX_REGS the same as GENERAL_REGS.
7173 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
7175 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7177 * tree.c (build_nonstandard_integer_type): Correct prototype.
7179 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
7181 * config/s390/s390.md (movstrsico, movstrdix_64,
7182 movstrsix_31): Remove, replace by ...
7183 (movstrdi_short, movstrsi_short, movstrdi_long,
7184 movstrsi_long): ... these. New.
7185 (movstrdi, movstrsi): Adapt.
7187 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
7188 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
7189 Remove unnecessary CC clobber.
7190 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
7191 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
7193 (divmoddi4): Don't partially initialize TImode register.
7195 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
7197 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
7199 2002-01-29 Richard Henderson <rth@redhat.com>
7201 * flow.c (print_rtl_and_abort): Remove.
7202 (print_rtl_and_abort_fcn): Remove.
7203 (verify_local_live_at_start): Use dump_bb instead.
7204 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
7205 (verify_wide_reg_1): Return 2 on mode test failure.
7207 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
7209 PR c/3325, c/3326, c/2511, c/3347
7210 * c-decl.c (enum_decl_context): Remove BITFIELD.
7211 (grokdeclarator): Take bitfield width as an input.
7212 Ensure bitfields are given the correct type. Perform
7213 bitfield width validation with build_bitfield_integer_type
7214 rather than waiting for finish_struct.
7215 (grok_typename, grok_typename_in_parm_context, start_decl,
7216 push_parmdecl, grokfield, start_function): Update calls to
7218 (build_bitfield_integer_type): New function.
7219 (finish_struct): Move bitfield validation to grokdeclarator
7220 and build_bitfield_integer_type.
7221 * tree.c (build_nonstandard_integer_type): New function.
7222 * tree.h (build_nonstandard_integer_type): New prototype.
7224 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
7226 2002-01-29 Jakub Jelinek <jakub@redhat.com>
7229 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
7230 don't ignore unrecognized -W* options.
7231 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
7232 * cpplib.h (cpp_handle_option): Adjust prototype.
7233 * c-decl.c (c_decode_options): Pass 0 as last argument to
7237 * gcc.c (cpp_unique_options): Split from cpp_options.
7238 (cpp_options): Source cpp_unique_options.
7239 (default_compilers): Use cpp_unique_options instead of cpp_options
7240 when used together with cc1_options.
7241 (static_specs): Add cpp_unique_options.
7242 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
7243 when used together with cc1_options.
7245 2002-01-29 Kazu Hirata <kazu@hxi.com>
7247 * config/h8300/h8300-protos.h: Update the prototype of
7249 * config/h8300/h8300.c (output_a_shift): Remove an unused
7250 argument 'insn'. Remove redundant code.
7251 * config/h8300/h8300.md: Adust to the new prototype of
7254 2002-01-29 Kazu Hirata <kazu@hxi.com>
7256 * config/h8300/h8300-protos.h: Update the prototypes of
7257 emit_a_rotate and expand_a_rotate.
7258 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
7259 first argument to 'enum rtx_code'.
7260 (expand_a_rotate): Likewise.
7262 2002-01-28 Kazu Hirata <kazu@hxi.com>
7264 * config/h8300/h8300-protos.h: Update the prototype of
7266 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
7268 * config/h8300/h8300.md: Adjust to the new prototype.
7270 2002-01-28 Kazu Hirata <kazu@hxi.com>
7272 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
7275 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7277 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
7278 is a fixed register before returning pic_offset_table_rtx.
7279 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
7280 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
7282 2002-01-28 Jason Merrill <jason@redhat.com>
7284 * dwarf2.h: Sync with src version.
7286 2002-01-28 Paul Koning <pkoning@equallogic.com>
7288 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
7290 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
7291 * doc/extend.texi (__builtin_prefetch): Update documentation:
7292 first argument is now const void ptr.
7294 2002-01-28 Kazu Hirata <kazu@hxi.com>
7296 * config/h8300/h8300-protos.h: Remove an unused prototype.
7298 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
7300 * toplev.c (lang_independent_init): Round up identifier size.
7302 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
7304 * config.gcc: Revert previous change.
7306 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
7308 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
7310 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
7312 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
7313 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
7314 other non-elf netbsd config frags.
7315 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
7316 collect2 will does that.
7317 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
7318 shared-lib frobbing will work.
7320 2002-01-28 Kazu Hirata <kazu@hxi.com>
7322 * config/h8300/h8300.h: Fix formatting.
7323 * config/h8300/h8300.md: Likewise.
7325 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
7327 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
7328 the old, removed AAA_standards fix.
7329 * fixinc/fixincl.x: Rebuilt.
7331 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
7333 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
7334 atexit call in crtbegin, hooked in after call to frame_dummy;
7335 register EH before registering __fini__start.
7337 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
7339 * config/rs6000/altivec.h: Remove spurious semicolons.
7341 2002-01-27 Kazu Hirata <kazu@hxi.com>
7343 * config/h8300/h8300.md: Replace dead bit extraction patterns
7344 with ones that work.
7346 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7348 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
7349 if not STRICT_ALIGNMENT.
7350 * rtl.h (MEM_ALIGN): Likewise.
7352 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
7354 * doc/invoke.texi (-fdump-translation-unit): Revert this
7355 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
7357 2002-01-27 Kazu Hirata <kazu@hxi.com>
7359 * config/h8300/h8300.md (define_constants): New.
7360 (anonymous patterns) Use defined constants appropriately.
7362 2002-01-27 Kazu Hirata <kazu@hxi.com>
7364 * config/h8300/h8300.c (function_arg): Remove redundant code.
7366 2002-01-26 Richard Henderson <rth@redhat.com>
7368 * sched-deps.c (reg_pending_uses_head): New.
7369 (reg_pending_barrier): Rename from reg_pending_sets_all.
7370 (find_insn_list): Don't mark inline.
7371 (find_insn_mem_list): Remove.
7372 (add_dependence_list, add_dependence_list_and_free): New.
7373 (flush_pending_lists): Replace only_write param with separate
7374 for_read and for_write parameters. Update all callers. Use
7375 add_dependence_list_and_free.
7376 (sched_analyze_1): Do not add reg dependencies here; just set
7377 the pending bits. Use add_dependence_list.
7378 (sched_analyze_2): Likewise.
7379 (sched_analyze_insn): Replace schedule_barrier_found with
7380 reg_pending_barrier. Add all dependencies for pending reg
7381 uses, sets, and clobbers.
7382 (sched_analyze): Don't add reg dependencies for calls, just
7383 set pending bits. Use regs_invalidated_by_call. Treat
7384 sched_before_next_call as a normal list, not a fake insn.
7385 (init_deps): No funny init for sched_before_next_call.
7386 (free_deps): Free pending mems lists. Don't zero reg_last.
7387 (init_deps_global): Init reg_pending_uses.
7388 (finish_deps_global): Free it.
7389 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
7390 (find_insn_mem_list): Remove.
7391 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
7392 (propagate_deps): Use them. Zero temp mem lists.
7394 2002-01-26 Richard Henderson <rth@redhat.com>
7396 * Makefile.in (CRTSTUFF_CFLAGS): New.
7397 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
7398 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
7399 crtstuff.c instead of alpha assembly version.
7400 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
7401 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
7402 not FORCE_{INIT,FINI}_SECTION_ALIGN.
7403 (__do_global_dtors_aux): Mark used.
7404 (frame_dummy, __do_global_ctors_aux): Mark used.
7405 (fini_dummy, init_dummy): Remove.
7407 * config/alpha/crtbegin.asm: Remove file.
7408 * config/alpha/crtend.asm: Remove file.
7409 * config/alpha/t-crtbe: Remove file.
7410 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
7411 (LINK_EH_SPEC): New.
7413 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
7414 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
7415 calling constructors.
7416 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
7418 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
7419 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
7420 CRT_END_INIT_DUMMY hack.
7421 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
7422 FORCE_{INIT,FINI}_SECTION_ALIGN.
7424 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
7425 FORCE_{INIT,FINI}_SECTION_ALIGN.
7427 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
7428 invocation sequence.
7429 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
7431 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
7432 (FORCE_CODE_SECTION_ALIGN): New.
7434 2002-01-26 Richard Henderson <rth@redhat.com>
7436 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
7438 2002-01-26 Richard Henderson <rth@redhat.com>
7440 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
7441 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
7443 2002-01-26 Kazu Hirata <kazu@hxi.com>
7445 * config/h8300/h8300.md: Remove bit extraction patterns that
7446 cannot be triggered.
7447 Restrict each bit extraction pattern to a variant on which the
7450 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
7452 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
7454 2002-01-26 Kazu Hirata <kazu@hxi.com>
7456 * config/h8300/h8300.md: Remove bit test patterns that cannot
7458 Restrict each bit test pattern to a variant on which the
7461 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7463 * builtins.c (expand_builtin_strncat): Remove redundant check for
7466 2002-01-25 David O'Brien <obrien@FreeBSD.org>
7468 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
7470 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
7473 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
7475 * dbxout.c (dbxout_init): Use assemble_name rather than just
7476 stripping off the first character.
7477 (dbxout_source_file): Likewise.
7479 2002-01-25 DJ Delorie <dj@redhat.com>
7481 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
7482 using rtx_equal_p, not by comparing pointers.
7484 2002-01-25 Steve Ellcey <sje@cup.hp.com>
7486 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
7487 for PIC_OFFSET_TABLE_REGNUM.
7488 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
7490 2002-01-25 David O'Brien <obrien@FreeBSD.org>
7492 * config.gcc (x86_64-*-freebsd*): New target.
7493 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
7495 (i[34567]86-*-freebsd*): Don't include svr4.h.
7496 * config/i386/freebsd64.h: New file.
7498 2002-01-25 Douglas B Rupp <rupp@gnat.com>
7500 * config/alpha/x-vms (version): Make static.
7502 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
7503 in previous checkin.
7505 * Makefile.in (install-headers-cp): New target.
7506 * config.gcc (alpha-dec-*vms*): Install headers with
7509 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
7511 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
7514 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7516 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
7517 of compare_tree_int.
7518 (expand_builtin_strncat): Likewise.
7519 * c-decl.c (finish_struct): Use tree_low_cst.
7520 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
7521 * tree.c (compare_tree_int): Likewise.
7523 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
7525 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
7526 adjustments even if they are implemented by more than two insns.
7528 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
7530 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
7531 * df.h (struct ref): Kill B.
7532 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
7534 * basic-block.h (PROP_EQUAL_NOTES): New flag.
7535 * flow.c (propagate_one_insn): Use it.
7536 (mark_used_regs): Handle NIL.
7538 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
7540 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
7543 2002-01-25 David Edelsohn <edelsohn@gnu.org>
7545 * rs6000.md (prefetch): Make address V4SI mode so that the address
7546 is restricted to legitimate form for instruction.
7548 2002-01-25 Bob Wilson <bob.wilson@acm.org>
7550 * doc/install.texi (xtensa-*-elf): New target.
7551 (xtensa-*-linux*): New target.
7552 * doc/contrib.texi: Add myself.
7554 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
7556 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
7557 purpose register to hold an SImode (or smaller) value.
7559 2002-01-25 Jakub Jelinek <jakub@redhat.com>
7561 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
7563 * crtstuff.c: Likewise.
7565 2002-01-25 Kazu Hirata <kazu@hxi.com>
7567 * config/h8300/h8300.md (negation patterns): Tighten
7568 predicates to register_operand.
7570 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
7572 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
7575 * builtins.c (expand_builtin_prefetch): Same.
7577 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
7579 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
7582 2002-01-24 Kazu Hirata <kazu@hxi.com>
7584 * config/h8300/h8300.c (print_operand): Remove support for
7585 operand character 'A'.
7586 * config/h8300/h8300.md (three anonymous patterns): Replace
7587 operand character 'A' with either 'T' or 'S'.
7589 2002-01-24 Kazu Hirata <kazu@hxi.com>
7591 * config/h8300/h8300.c (print_operand): Remove support for
7592 operand character 'U'.
7594 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
7596 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
7598 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
7600 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
7601 values to be assigned to the stack pointer.
7603 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
7605 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
7606 to const_double needs to be done right for big-endian systems.
7608 2002-01-24 Jason Merrill <jason@redhat.com>
7611 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
7612 to can_throw_internal.
7614 2002-01-23 Richard Henderson <rth@redhat.com>
7616 * fold-const.c (fold): Change UINT_MAX test to check vs precision
7617 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
7619 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
7621 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
7622 (symGOT2reg): Use them, then set as GOT value as unchanging.
7623 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
7624 as a temporary, if possible.
7625 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
7626 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
7628 2002-01-23 Kazu Hirata <kazu@hxi.com>
7630 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
7631 accept to accept 0x80 as operands[2].
7633 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
7635 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
7637 2002-01-23 Richard Henderson <rth@redhat.com>
7639 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
7641 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
7643 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
7644 (parmlist_or_identifiers_1): Verify that only a parmlist follows
7647 2002-01-23 Richard Henderson <rth@redhat.com>
7649 * expr.c (move_by_pieces_1): Extend size before negation.
7651 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
7652 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
7653 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
7654 * config/m68k/t-m68kelf: Likewise.
7656 2002-01-23 Bob Wilson <bob.wilson@acm.org>
7658 * config/xtensa/elf.h: New file.
7659 * config/xtensa/lib1funcs.asm: New file.
7660 * config/xtensa/lib2funcs.S: New file.
7661 * config/xtensa/linux.h: New file.
7662 * config/xtensa/t-xtensa: New file.
7663 * config/xtensa/xtensa-config.h: New file.
7664 * config/xtensa/xtensa-protos.h: New file.
7665 * config/xtensa/xtensa.c: New file.
7666 * config/xtensa/xtensa.h: New file.
7667 * config/xtensa/xtensa.md: New file.
7668 * config.gcc (xtensa-*-elf*): New target.
7669 (xtensa-*-linux*): New target.
7670 * cse.c (canon_hash): Compare rtx pointers instead of register
7671 numbers. This is required for the Xtensa port.
7672 * integrate.c (copy_insn_list): Handle case where the static
7673 chain is in memory and the memory address has to be copied to
7675 * doc/invoke.texi (Option Summary): Add Xtensa options.
7676 (Xtensa Options): New node.
7677 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
7679 2002-01-23 Zack Weinberg <zack@codesourcery.com>
7681 * diagnostic.c (internal_error): Do ICE suppression only
7682 when ENABLE_CHECKING is not defined.
7684 * c-typeck.c (require_complete_type): Return error_mark_node
7685 if type is error_mark_node.
7687 2002-01-23 Janis Johnson <janis187@us.ibm.com>
7689 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
7690 -Os and issue a warning.
7692 2002-01-23 Zack Weinberg <zack@codesourcery.com>
7694 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
7695 current (lack of) need for host configuration by hand.
7697 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
7698 references. Documentation of some target macros moved from
7699 hostconfig.texi to tm.texi.
7701 2002-01-23 Will Cohen <wcohen@redhat.com>
7703 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
7706 2002-01-23 Kazu Hirata <kazu@hxi.com>
7708 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
7711 2002-01-23 Jason Merrill <jason@redhat.com>
7713 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
7715 * function.c (assign_parms): Don't put args of inline functions
7716 into registers when not optimizing.
7718 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
7720 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
7721 (prologue_use): New pattern.
7722 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
7723 preference to gen_rtx_USE.
7724 (thumb_expand_prologue): Use gen_prologue_use in preference to
7726 (thumb_expand_epilogue): Use gen_prologue_use in preference to
7729 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
7731 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
7733 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
7736 * doc/extend.texi: Correct documentation of __alignof__.
7738 2002-01-22 Zack Weinberg <zack@codesourcery.com>
7740 * params.h: Rename arguments of DEFPARAM so that it will be
7741 recognized as a translation keyword.
7743 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
7745 * extend.texi: Document altivec functions.
7746 Fix N-bit adjectives in X86 builtin documentation.
7748 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
7750 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
7751 auto_inc_dec values.
7753 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
7755 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
7757 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
7759 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
7761 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
7763 2002-01-22 Richard Henderson <rth@redhat.com>
7765 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
7766 copy_insn not copy_rtx.
7768 2002-01-23 Alan Modra <amodra@bigpond.net.au>
7770 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
7771 "nonzero" as that might add "1" bits. Ensure "constop" is
7772 properly sign extened.
7773 (force_to_mode): Tweak for sign extended constop.
7775 2002-01-22 Richard Henderson <rth@redhat.com>
7777 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
7778 for_each_rtx instead of assuming we're already looking at the MEM.
7779 (split_small_symbolic_mem_operand): Likewise.
7780 * config/alpha/alpha.h (PREDICATE_CODES): Update.
7781 * config/alpha/alpha.md (small symbolic memory splitters): Update.
7783 2002-01-22 Richard Henderson <rth@redhat.com>
7785 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
7786 sequence number for the literal.
7787 (divmoddi_internal_er): Likewise.
7789 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
7792 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
7793 in LIBICONV variable.
7794 * configure: Regenerated.
7796 2002-01-22 Krister Walfridsson <cato@df.lth.se>
7798 * dependence.c (build_def_use): Remove array_idx.
7800 * dwarfout.c (last_filename): Remove.
7801 (output_compile_unit_die): Remove last_filename.
7803 2002-01-22 Roger Sayle <roger@eyesopen.com>
7804 Richard Henderson <rth@redhat.com>
7807 * fold-const.c (fold): Optimize unsigned comparisons against
7808 UINT_MAX (and similar unsigned constants).
7810 2002-01-22 Janis Johnson <janis187@us.ibm.com>
7812 * Makefile.in (loop.o): Depend on OPTABS_H.
7813 * loop.c (emit_prefetch_instructions): Check the prefetch operand
7814 against the predicate.
7817 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
7818 for the address operand.
7820 2002-01-22 Richard Henderson <rth@redhat.com>
7822 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
7824 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
7827 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
7830 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
7832 * config.gcc (x86_64-*-netbsd*): New target.
7833 * config/i386/netbsd64.h: New file.
7835 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
7837 * regrename.c (kill_value): Fix typo.
7839 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
7841 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
7843 * config/rs6000/rs6000.h: Same.
7845 * function.c (instantiate_virtual_regs): Remove
7846 STARTING_FRAME_PHASE.
7847 (assign_stack_local_1): Same.
7848 Calculate frame phase.
7850 2002-01-22 Nick Clifton <nickc@redhat.com>
7852 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
7853 variable declaration to outer scope in order to simplify
7855 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
7856 arm_hard_regno_mode_ok.
7857 * config/arm/arm-protos.h: Add a prototype for
7858 arm_hard_regno_mode_ok.
7859 * config/arm/arm.c (soft_df_operand): Remove now redundant
7860 check for DImode values using IP_REGNUM.
7861 (nonimmediate_soft_df_operand): Remove now redundant check for
7862 DImode values using IP_REGNUM.
7863 (arm_hard_regno_mode_ok): New function. New check: make sure
7864 that DImode values are not stored in IP_REGNUM.
7866 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
7868 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
7870 2002-01-22 Jason Merrill <jason@redhat.com>
7872 * c-semantics.c (genrtl_compound_stmt): Only check nesting
7873 consistency if this COMPOUND_STMT is scoped.
7875 2002-01-22 Kazu Hirata <kazu@hxi.com>
7877 * predict.c: Fix formatting.
7878 * print-tree.c: Likewise.
7879 * protoize.c: Likewise.
7882 * sbitmap.h: Likewise.
7884 * sched-deps.c: Likewise.
7885 * sched-vis.c: Likewise.
7886 * sdbout.c: Likewise.
7887 * sibcall.c: Likewise.
7889 * ssa-ccp.c: Likewise.
7890 * ssa-dce.c: Likewise.
7892 * stor-layout.c: Likewise.
7893 * system.h: Likewise.
7895 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7897 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
7898 if fits in bounds of base type.
7900 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
7901 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
7902 (add_bound_info, default): If can't find a context, make a
7904 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
7906 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
7908 * c-typeck.c (parser_build_binary_op): If result from
7909 build_binary_op is ERROR_MARK just return error_mark_node without
7912 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
7914 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
7915 Split a.out-specific bits into...
7916 * config/netbsd-aout.h: ...this.
7917 * config/netbsd-elf.h: New file.
7918 * config/alpha/netbsd-elf.h: Remove.
7919 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
7920 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
7921 (STARTFILE_SPEC): Remove redundant definition.
7922 (ENDFILE_SPEC): Likewise.
7923 (LINK_SPEC): Likewise.
7924 (CPP_SPEC): Likewise.
7925 (ASM_SPEC): Likewise.
7926 (LIB_SPEC): Likewise.
7927 (SWITCH_TAKES_ARG): Likewise.
7928 (TARGET_MEM_FUNCTIONS): Likewise.
7929 (CPP_PREDEFINES): Redefine.
7930 (ASM_FINAL_SPEC): Remove redefinition.
7931 (ASM_COMMENT_START): Redefine.
7932 (FUNCTION_PROFILER): Define.
7933 (TARGET_VERSION): Redefine.
7934 Comment and formatting cleanup.
7935 * config/i386/netbsd.h: Include <netbsd-aout.h>.
7936 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
7937 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
7938 big- or little-endian.
7939 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
7940 * config.gcc (*-*-netbsd*): Add definitions common to all
7942 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
7943 gnu_ld definitions. Add netbsd-elf.h to and remove
7944 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
7945 tmake_file, and don't lose previous tmake_file contents.
7946 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
7947 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
7948 gnu_ld definitions. Add netbsd-elf.h to tm_file.
7949 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
7950 (mipsel-*-netbsd*): Rename this to...
7951 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
7952 mips/little.h to tm_file for mips*el-*.
7953 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
7954 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
7955 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
7957 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
7959 * pa-protos.h (reg_before_reload_operand): New function prototype.
7960 * pa.c (reg_before_reload_operand): New function implementation.
7961 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
7964 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7966 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
7968 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
7970 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
7971 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
7972 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
7973 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
7974 (ENDFILE_SPEC): Undefine.
7975 (STARTFILE_SPEC): Redefine for PA.
7977 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7979 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
7981 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
7983 * config.gcc: Add entries to supported PowerPC --with-cpu
7986 2002-01-21 Jakub Jelinek <jakub@redhat.com>
7988 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
7989 true for 64-bit mode only SSE registers in 32-bit mode.
7991 2002-01-21 Kazu Hirata <kazu@hxi.com>
7993 * unwind-dw2.c: Fix formatting.
7994 * unwind-dw2-fde.c: Likewise.
7995 * unwind-dw2-fde.h: Likewise.
7996 * unwind-pe.h: Likewise.
7997 * varasm.c: Likewise.
7998 * varray.h: Likewise.
8000 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8002 Remove workaround for register stack overwrite bug in mmix.
8003 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
8004 support for TARGET_REG_STACK_FILL_BUG.
8005 * config/mmix/mmix.h: Remove member has_call_without_parameters.
8006 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
8008 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
8009 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
8010 -mno-reg-stack-fill-bug-workaround.
8011 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
8012 machine member has_call_without_parameters.
8013 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
8014 -mreg-stack-fill-bug-workaround and
8015 -mno-reg-stack-fill-bug-workaround.
8016 (MMIX Options): Ditto.
8018 2002-01-21 Kazu Hirata <kazu@hxi.com>
8020 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
8022 Remove redundant code.
8024 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
8026 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
8027 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8028 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
8029 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
8030 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
8031 out target macro definitions and non-target-specific comments
8032 mostly taken from old versions of the manual.
8034 2002-01-20 Kazu Hirata <kazu@hxi.com>
8036 * config/h8300/h8300.h: Fix comment formatting.
8037 * config/ia64/aix.h: Likewise.
8038 * config/ia64/ia64-protos.h: Likewise.
8039 * config/ia64/ia64.c: Likewise.
8040 * config/ia64/ia64.h: Likewise.
8041 * config/ia64/ia64intrin.h: Likewise.
8042 * config/ia64/linux.h: Likewise.
8043 * config/ia64/unwind-aix.c: Likewise.
8044 * config/ia64/unwind-ia64.c: Likewise.
8046 2002-01-20 Kazu Hirata <kazu@hxi.com>
8048 * config/h8300/h8300.c: Revise comments about shift code.
8050 2002-01-20 Kazu Hirata <kazu@hxi.com>
8052 * config/h8300/h8300.c (function_arg): Update a comment.
8054 2002-01-20 Kazu Hirata <kazu@hxi.com>
8056 * config/h8300/h8300.md: Update the comments at the beginning
8059 2002-01-20 Kazu Hirata <kazu@hxi.com>
8061 * config/i370/i370.c: Fix comment formatting.
8062 * config/i370/i370.h: Likewise.
8063 * config/i370/i370.md: Likewise.
8064 * config/i370/linux.h: Likewise.
8066 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8068 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
8070 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
8071 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
8074 2002-01-20 Graham Stott <grahams@redhat.com>
8076 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
8078 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
8080 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
8082 2002-01-19 Tom Rix <trix@redhat.com>
8084 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
8086 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
8088 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
8090 * function.c (assign_stack_local_1): Adjust x_frame_offset with
8091 STARTING_FRAME_PHASE.
8092 (STARTING_FRAME_PHASE): New.
8093 (instantiate_virtual_regs): Check saneness of
8094 STARTING_FRAME_PHASE.
8096 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
8098 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
8100 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
8102 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
8104 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
8105 be used for bootstrapping GCC 3.0.
8107 2002-01-18 Kazu Hirata <kazu@hxi.com>
8109 * config/h8300/h8300.md: Fix an insn length.
8111 2002-01-18 Kazu Hirata <kazu@hxi.com>
8113 * bitmap.h: Fix comment formatting.
8114 * combine.c: Likewise.
8115 * cppfiles.c: Likewise.
8116 * c-pragma.h: Likewise.
8117 * c-typeck.c: Likewise.
8119 * dwarf2out.c: Likewise.
8120 * function.c: Likewise.
8122 * genattrtab.c: Likewise.
8123 * gthr-win32.h: Likewise.
8124 * haifa-sched.c: Likewise.
8125 * predict.c: Likewise.
8126 * rtlanal.c: Likewise.
8128 * unwind-dw2-fde.h: Likewise.
8129 * unwind-pe.h: Likewise.
8130 * vmsdbgout.c: Likewise.
8132 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8134 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
8135 if type_required and passed decl.
8137 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
8139 * config.gcc (cpu_type): Include altivec.h in powerpc
8143 * config/rs6000/altivec.h: New.
8145 2002-01-17 David Edelsohn <edelsohn@gnu.org>
8147 * doc/install.texi (*-ibm-aix*): Update assembler and exception
8148 handling information.
8149 * doc/trouble.texi (Interoperation): Add libstdc++ information
8151 (Misunderstandings): Add template instantiation and static template
8152 member information for AIX.
8154 2002-01-17 Jason Merrill <jason@redhat.com>
8156 * dbxout.c (dbxout_type): Support const and volatile.
8158 * except.c (add_partial_entry): Remove backwards compatibility code.
8159 (end_protect_partials): Likewise.
8161 2002-01-17 Jakub Jelinek <jakub@redhat.com>
8163 * config/ia64/ia64.md (prologue_use): New.
8164 * config/ia64/ia64.c (ia64_expand_prologue): Use
8165 gen_prologue_use instead of gen_rtx_USE.
8166 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
8167 as CODE_FOR_pred_rel_mutex.
8168 (ia64_sched_reorder2): Likewise.
8170 2002-01-16 Eric Christopher <echristo@redhat.com>
8172 * config/mips/r3900.h: Reformat.
8173 (SUBTARGET_CPP_SIZE_SPEC): Remove.
8174 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
8175 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
8176 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
8177 * config/mips/t-elf: Remove mips3 multilib.
8179 2002-01-16 H.J. Lu <hjl@gnu.org>
8181 * config/mips/linux.h: Include "mips/abi64.h".
8183 2002-01-16 H.J. Lu <hjl@gnu.org>
8185 * config/mips/t-linux: New.
8187 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
8189 * config/mips/linux.h: Don't include "gofast.h".
8190 (INIT_SUBTARGET_OPTABS): Removed.
8192 2002-01-16 Kazu Hirata <kazu@hxi.com>
8194 * config/h8300/h8300-protos.h: Replace emit_a_shift with
8196 * config/h8300/h8300.c: Likewise.
8197 * config/h8300/h8300.md: Likewise.
8199 2002-01-16 Kazu Hirata <kazu@hxi.com>
8201 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
8202 spaces after an opcode name.
8203 (pushqi1_h8300hs): Likewise.
8204 (pushhi1_h8300hs): Likewise.
8206 2002-01-16 Kazu Hirata <kazu@hxi.com>
8208 * doc/extend.texi: Replace "option" with "attribute"
8211 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8213 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
8214 (and:DI () (const_int -8)).
8215 (split_small_symbolic_mem_operand): Split
8216 (mem (and:DI () (const_int -8)).
8218 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8221 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
8222 same way as TYPE_IMUL.
8223 (ultrasparc_sched_reorder): Likewise.
8224 * config/sparc/sparc.md (type): Add comment to update
8225 ultrasparc_sched_reorder when making changes.
8227 2002-01-16 Kazu Hirata <kazu@hxi.com>
8229 * doc/invoke.texi: Change the dump file name of block
8230 reordering pass from 28.bbro to 29.bbro.
8233 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
8235 * i386.md (minsf splitter): Fix pasto.
8237 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
8239 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
8240 to frame pointer initialisation instruction.
8241 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
8242 initialisation instruction.
8243 (soft_df_operand): Do not accept the IP register.
8244 (nonimmediate_soft_df_operand): Do not accept the IP register.
8246 2002-01-16 Jakub Jelinek <jakub@redhat.com>
8249 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
8250 MASK_V8 being both set.
8252 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
8254 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
8255 insn for GOT register; add REG_MAYBE_DEAD notes instead.
8256 config/s390/s390.md (call, call_value): Add GOT register to
8257 CALL_INSN_FUNCTION_USAGE where needed.
8258 (call_exp, call_value_exp): New.
8260 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
8262 * config/arm/arm.c: General formatting tidy up.
8264 2002-01-16 Graham Stott <grahams@redhat.com>
8266 * calls.c (try_to_integrate): Use "(size_t)" intermediate
8267 cast and when casting an integer literal to "rtx" pointer.
8268 (expand_call): Likewise.
8269 * flow.c (try_pre_increment): Likewise.
8270 (find_use_as_address): Likewise.
8271 * integrate.c (expand_iline_function): Likewise.
8272 * regmove.c (try_auto_increment): Likewise.
8274 2002-01-16 Graham Stott <grahams@redhat.com>
8276 * sched-rgn.c (passed): Use sbitmap_free.
8279 (in_queue): Likewise.
8280 (in_stack): Likewise.
8282 2002-01-15 Eric Christopher <echristo@redhat.com>
8284 * flow.c (propagate_one_insn): Change to use fatal_insn.
8286 2002-01-15 Kazu Hirata <kazu@hxi.com>
8288 * expmed.c (extract_fixed_bit_field): Remove unused code.
8289 * system.h: Poison SLOW_ZERO_EXTEND.
8290 * doc/tm.texi: Remove.
8291 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
8292 * config/arm/arm.h: Likewise.
8293 * config/avr/avr.h: Likewise.
8294 * config/clipper/clipper.h: Likewise.
8295 * config/convex/convex.h: Likewise.
8296 * config/d30v/d30v.h: Likewise.
8297 * config/dsp16xx/dsp16xx.h: Likewise.
8298 * config/elxsi/elxsi.h: Likewise.
8299 * config/fr30/fr30.h: Likewise.
8300 * config/h8300/h8300.h: Likewise.
8301 * config/i370/i370.h: Likewise.
8302 * config/i386/i386.h: Likewise.
8303 * config/m68k/m68k.h: Likewise.
8304 * config/mips/mips.h: Likewise.
8305 * config/ns32k/ns32k.h: Likewise.
8306 * config/pdp11/pdp11.h: Likewise.
8307 * config/pj/pj.h: Likewise.
8308 * config/s390/s390.h: Likewise.
8309 * config/sh/sh.h: Likewise.
8310 * config/stormy16/stormy16.h: Likewise.
8311 * config/v850/v850.h: Likewise.
8312 * config/vax/vax.h: Likewise.
8313 * config/we32k/we32k.h: Likewise.
8315 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
8317 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
8318 (altivec_lvsl): Change constraint to b.
8319 (altivec_lvsr): Same.
8320 (altivec_lvebx): Same.
8321 (altivec_lvehx): Same.
8322 (altivec_lvewx): Same.
8323 (altivec_lvxl): Same.
8324 (altivec_lvx): Same.
8325 (altivec_stvx): Add parallel.
8326 (altivec_stvxl): Same.
8327 (altivec_stvehx): Same.
8328 (altivec_stvebx): Same.
8329 (altivec_stvebx): Same.
8331 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
8333 * config.gcc: Change altivec.h to altivec-defs.h.
8335 * config/rs6000/altivec.h: Delete.
8337 * config/rs6000/altivec-defs.h: Add.
8339 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
8341 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
8344 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
8345 less than or equal to eight bytes.
8347 * vax.md (andsi3): Remove constraints and change SET destination
8348 operand type to nonimmediate_operand.
8349 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
8350 when it is a CONST_INT.
8352 2002-01-15 Jason Merrill <jason@redhat.com>
8354 * c-common.def (FILE_STMT): New code.
8355 * c-common.c (statement_code_p): It's a statement.
8356 * c-common.h (stmt_tree_s): Add x_last_filename.
8357 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
8358 (last_expr_filename): New macro.
8359 * c-semantics.c (begin_stmt_tree): Initialize it.
8360 (add_stmt): If the filename changed, also insert a
8362 (expand_stmt): Handle seeing one.
8364 2002-01-15 Eric Christopher <echristo@redhat.com>
8366 * flow.c (propagate_one_insn): Add error message and print out
8369 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8371 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
8372 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
8373 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
8374 TRAMPOLINE_ALIGNMENT.
8375 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
8377 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
8378 PCC_BITFIELD_TYPE_MATTERS.
8379 * config/interix.h (STDC_VALUE): Remove. Use
8380 STDC_0_IN_SYSTEM_HEADERS.
8381 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
8382 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
8383 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
8385 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
8387 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
8388 not work on this platform currently.
8390 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8392 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
8393 readonly_warning in _().
8395 2002-01-15 Douglas B Rupp <rupp@gnat.com>
8397 * gcc.c (delete_if_ordinary): Backout previous change.
8399 2002-01-15 Kazu Hirata <kazu@hxi.com>
8401 * config/h8300/h8300.c (print_operand): Remove support for
8402 unused operand characters.
8404 * read-rtl.c: Fix formatting.
8406 * recog.c: Likewise.
8407 * regclass.c: Likewise.
8408 * regmove.c: Likewise.
8409 * reg-stack.c: Likewise.
8410 * reload1.c: Likewise.
8411 * rtlanal.c: Likewise.
8413 2002-01-15 Kazu Hirata <kazu@hxi.com>
8415 * config/i386/i386.c: Fix formatting.
8417 2002-01-15 Jakub Jelinek <jakub@redhat.com>
8419 * c-typeck.c (process_init_element): Don't save_expr
8420 COMPOUND_LITERAL_EXPR if just its initializer will be used.
8422 2002-01-15 David Edelsohn <edelsohn@gnu.org>
8424 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
8425 emit optional traceback table if optimize_size or TARGET_ELF.
8426 * config/rs6000/rs6000.md (prefetch): New.
8428 2002-01-15 Andreas Jaeger <aj@suse.de>
8430 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
8432 2002-01-15 Kazu Hirata <kazu@hxi.com>
8434 * mips-tfile.c: Fix formatting.
8436 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
8438 * unroll.c (final_reg_note_copy): Fix previous commit.
8440 2002-01-14 Kazu Hirata <kazu@hxi.com>
8442 * config/h8300/h8300-protos.h: Remove the prototype for
8444 * config/h8300/h8300.c (eq_operator): Remove.
8446 2002-01-14 Richard Henderson <rth@redhat.com>
8448 * config/i386/i386.md (prefetch): Tidy.
8449 (prefetch_3dnow): Fix locality operand.
8451 2002-01-14 Richard Henderson <rth@redhat.com>
8453 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
8454 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
8456 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
8458 * reload1.c (reload_combine): Pass reg_sum replacement through
8459 copy_rtx in loop performing multiple changes.
8461 2002-01-14 Jakub Jelinek <jakub@redhat.com>
8463 * except.c (remove_unreachable_regions): New.
8464 (free_eh_status): Clear exception_handler_labels.
8465 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
8466 (find_exception_handler_labels): Don't add the same label more than
8468 (remove_exception_handler_label): Don't die if
8469 find_exception_handler_labels hasn't been called for the current
8472 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
8474 * toplev.c (rest_of_compilation): Rebuild jump labels after
8477 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
8479 * doc/extend.texi: Move documentation of X86 built-in functions
8481 * doc/invoke.texi: From here.
8482 * doc/sourcebuild.texi: Document location of documentation for
8483 machine built-in functions.
8485 2002-01-13 Christopher Faylor <cgf@redhat.com>
8487 * cppfiles.c (TEST_THRESHOLD): New macro.
8488 (SHOULD_MMAP): Ditto.
8489 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
8492 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
8494 * unroll.c (final_reg_note_copy): Properly handle
8496 (unroll_loops): Fix LOOP_CONDITION heuristics.
8498 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
8500 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
8501 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
8503 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
8505 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
8508 2002-01-14 Tom Rix <trix@redhat.com>
8510 * config/rs6000/rs6000.md: Fix typo with sradi.
8512 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
8514 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
8515 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
8516 (clrstrdi, clrstrsi): Adapt callers.
8518 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
8520 (movti splitter): Never use register 0 as base register.
8522 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
8524 * combine.c (simplify_shift_const): Always generate new rtx
8525 for shift expression instead of reusing given expression.
8527 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8529 * config/alpha/alpha.c (alpha_expand_mov): Don't call
8530 alpha_legitimize_address unless mode is Pmode.
8532 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
8534 * doc/md.texi (Modifiers): Document the '*' constraint for the
8537 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
8538 * doc/extend.texi (Function Attributes): 'interrupt' is valid
8541 2002-01-13 Richard Henderson <rth@redhat.com>
8543 * reload.c (find_reloads): Use a hard reg destination as reload reg
8544 for an input reload of the source.
8546 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8548 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
8551 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
8553 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
8554 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
8556 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
8558 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8560 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
8562 2002-01-12 Tom Rix <trix@redhat.com>
8564 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
8567 2002-01-12 Richard Henderson <rth@redhat.com>
8569 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
8571 * doc/invoke.texi: Update Alpha options.
8573 * doc/invoke.texi: Update i386 built-in function lists.
8575 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
8577 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
8578 referencing outside.
8580 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8582 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
8583 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
8584 offsets, and change line folding.
8585 * optabs.c (expand_binop): Remove warnings.
8586 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
8588 2002-01-12 Graham Stott <grahams@redhat.com>
8590 * attribs.c (handle_deprecated_attribute): constify WHAT.
8591 * diagnostic.c (warn_deprecated_use): Add braces, fixes
8592 dangling else warning and constify WHAT.
8593 * except.h (struct function, struct inline_remap): Move
8594 struct tag forward defs before all prototypes.
8595 (duplicate_eh_regions): Whitespace.
8597 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
8599 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
8600 MODE_BASE_REG_CLASS.
8601 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
8603 2002-01-12 Richard Henderson <rth@redhat.com>
8605 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
8606 (ix86_expand_vector_move): New.
8607 (bdesc_2arg): Remove andps, andnps, orps, xorps.
8608 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
8609 Remove old prefetch builtins. Special case the logicals removed above.
8610 (ix86_expand_builtin): Likewise.
8611 (safe_vector_operand): Use V4SFmode, not TImode.
8612 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
8613 (ix86_expand_timode_binop_builtin): New.
8614 * config/i386/i386-protos.h: Update.
8615 * config/i386/i386.h (enum ix86_builtins): Update.
8616 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
8617 Use ix86_expand_vector_move in vector move expanders.
8618 (movti_internal, movti_rex64): Add xorps alternative.
8619 (sse_clrv4sf): Rename and adjust from sse_clrti.
8620 (prefetch): Don't work so hard.
8621 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
8622 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
8623 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
8625 2002-01-11 Richard Henderson <rth@redhat.com>
8627 * config/i386/mmintrin.h: New file.
8628 * config/i386/xmmintrin.h: New file.
8629 * config.gcc (i?86-*-*): Add extra_headers.
8630 * simplify-rtx.c (simplify_unary_operation): Handle saturating
8632 (simplify_binary_operation): Handle saturating arithmetic codes.
8633 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
8634 not the lowpart subreg.
8635 (ix86_expand_builtin): Return a TImode dummy register instead of 0
8637 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
8639 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8641 * conflict.c (conflict_graph_compute): Free regsets when finished.
8642 * ssa.c (compute_coalesced_reg_partition): Likewise.
8644 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8646 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
8647 every where we allocate a register.
8649 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8651 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
8652 * lcm.c (compute_earliest, compute_farthest): Likewise.
8654 2002-01-11 Janis Johnson <janis187@us.ibm.com>
8656 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
8658 2002-01-11 Janis Johnson <janis187@us.ibm.com>
8660 * doc/rtl.texi (Insns): Fix 2 typos.
8662 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
8664 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
8665 options. Use @table @gcctabopt for MMIX options. Add index
8666 entries for MMIX options. Start new paragraph with first
8667 heading of the machine-dependent options.
8669 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
8672 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
8673 * combine.c (force_to_mode): Same.
8674 * reload1.c (clear_reload_reg_in_use): Same.
8676 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
8678 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
8681 2002-01-11 Andreas Jaeger <aj@suse.de>,
8682 Brad Lucier <lucier@math.purdue.edu>
8684 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
8687 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
8689 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
8690 Protect with IN_LIBGCC.
8691 (LINK_EH_SPEC): Add required trailing space.
8693 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
8695 * c-tree.h: Move function declarations so that they are listed
8696 under the filename which contains them.
8697 (check_identifier, finish_decl_top_level,
8698 lookup_name_current_level_global, shadow_record_fields): Remove.
8700 2002-01-11 Andreas Jaeger <aj@suse.de>
8702 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
8705 2002-01-10 Richard Henderson <rth@redhat.com>
8707 * config/alpha/alpha.c (print_operand): Add 'J'.
8708 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
8709 new operand with the sequence number for the lituse. When splitting
8710 the insns, use gen_movdi_er_high_g and generate a sequence number.
8711 (gen_movdi_er_high_g): Print the sequence number if non-zero.
8713 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
8715 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
8716 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
8718 (altivec_expand_builtin): Same.
8719 (altivec_expand_stv_builtin): New.
8721 * config/rs6000/rs6000.h (rs6000_builtins): Same.
8723 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
8724 ("altivec_lvehx"): New.
8725 ("altivec_lvewx"): New.
8726 ("altivec_lvxl"): New.
8727 ("altivec_lvx"): New.
8728 ("altivec_stvx"): New.
8729 ("altivec_stvebx"): New.
8730 ("altivec_stvehx"): New.
8731 ("altivec_stvewx"): New.
8732 ("altivec_stvxl"): New.
8734 2002-01-10 Richard Henderson <rth@redhat.com>
8736 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
8737 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
8738 care not to delete instructions twice.
8740 2002-01-10 Zack Weinberg <zack@codesourcery.com>
8742 * toplev.c: Don't declare environ (it's not used anywhere).
8743 * configure.in: Don't check for declaration of environ.
8744 * config/i386/xm-mingw32.h: Don't #define environ.
8745 * config.in, configure: Regenerate.
8747 2002-01-10 Zack Weinberg <zack@codesourcery.com>
8749 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
8750 * configure: Regenerate.
8752 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
8753 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
8754 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
8756 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
8757 LIMITS_H_TEST here, not in m68k/x-next.
8758 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
8759 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
8761 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
8762 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
8763 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
8765 * config/i386/x-djgpp: Renamed i386/t-djgpp.
8766 * config/m88k/x-dolph: Renamed m88k/t-dolph.
8767 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
8768 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
8769 replacement of quadlib.asm with quadlib.c.
8771 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
8772 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
8773 config/rs6000/xm-beos.h: Delete file.
8775 * config.gcc: Update to match above changes.
8777 2002-01-10 Kazu Hirata <kazu@hxi.com>
8779 * config/h8300/h8300.h: Fix comment typos.
8780 * config/h8300/h8300.md: Likewise.
8781 * config/h8300/lib1funcs.asm: Likewise.
8783 2002-01-10 Dale Johannesen <dalej@apple.com>
8785 PR optimization/5269
8786 * unroll.c (precondition_loop_p): Make *increment be the correct
8787 sign when n_iterations known, to avoid confusing caller.
8789 2002-01-10 Kazu Hirata <kazu@hxi.com>
8791 * doc/extend.texi (deprecated): Fix a typo.
8793 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
8795 * basic-block.h (update_br_prob_note): Declare.
8796 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
8797 (try_forward_edges): Care negative frequencies and update note.
8798 (outgoing_edges_match): Tweek conditional merging heuristics.
8799 (try_crossjump_to_edge): use update_br_prob_note.
8800 * cfglayout.c (fixup_reorder_chain): Likewise.
8801 * cfrtl.c (update_br_prob_note): New.
8802 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
8804 * i386.c (ix86_decompose_address): Return -1 if address contains
8806 (legitimate_address_p): Require ix86_decompose_address to return 1.
8808 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
8809 (cprop_insn): Likewise.
8811 2002-01-10 Kazu Hirata <kazu@hxi.com>
8813 * toplev.c: Fix formatting.
8815 * tree-dump.c: Likewise.
8816 * unroll.c: Likewise.
8817 * unwind-dw2.c: Likewise.
8818 * unwind-dw2-fde.c: Likewise.
8819 * unwind-dw2-fde-glibc.c: Likewise.
8820 * unwind-sjlj.c: Likewise.
8822 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
8824 * doc/invoke.texi: Document PDP-11 options.
8826 2002-01-10 Kazu Hirata <kazu@hxi.com>
8828 * config/h8300/h8300.h: Fix formatting.
8830 2002-01-10 Ira Ruben <ira@apple.com>
8832 Add __attribute__ ((deprecated)).
8833 * extend.texi: Document __attribute__ ((deprecated)).
8834 * invoke.texi: Document -Wno-deprecated-declarations.
8835 * testsuite/g++.dg/other/deprecated.C: New C++ test.
8836 * testsuite/gcc.dg/deprecated.c: New C test.
8837 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
8838 (c_common_attribute_table): Add "deprecated" entry.
8839 (handle_deprecated_attribute): New function.
8840 * c-decl.c (deprecated_states): New enum.
8841 deprecated_state: State of "deprecated" handling.
8842 (start_decl): Set deprecated_state based on attributes.
8843 (grokdeclarator): Test for deprecated uses, propagate attribute.
8844 * c-typeck.c (build_component_ref): Test for deprecated fields.
8845 (build_external_ref): Test for deprecated primaries.
8846 * diagnostic.c (warn_deprecated_use) New function to issue
8847 warnings about __attribute__ ((depricated)) references.
8848 * flags.h (warn_deprecated_decl): Extern declared for
8849 -W[no-]deprecated-declarations option.
8850 * print-tree.c (print_node): Show deprecated flag status.
8851 * toplev.c (warn_deprecated_decl): Defined.
8852 (W_options): Added "deprecated-declaration".
8853 * toplev.h (warn_deprecated_use): Extern declared.
8854 * tree.h (struct tree_common): Define deprecated_flag.
8855 (TREE_DEPRECATED): New macro to access flag.
8856 * cp/call.c (build_call): Test for deprecated calls.
8857 * cp/class.c (add_implicitly_declared_members): Set global
8858 flag to tell grokdeclarator to not issue deprecated warnings.
8859 * cp/cp-tree.h: Add extern for adding_implicit_members.
8860 * cp/decl.c (deprecated_states): New enum.
8861 (start_decl): Set deprecated_state based on attributes.
8862 (grokdeclarator): Test for deprecated uses, propagate attribute.
8863 * cp/lex.c (do_identifier): Test for deprecated primaries.
8864 * cp/typeck.c (build_component_ref): Test for deprecated fields.
8866 2002-01-10 Ira Ruben <ira@apple.com>
8868 Fix to assign attributes to inline member functions.
8869 * cp/decl.c (start_method): Handle attrlist.
8871 2002-01-10 Kazu Hirata <kazu@hxi.com>
8873 * combine.c (expand_field_assignment): Use subreg_lsb().
8875 2002-01-10 David Edelsohn <edelsohn@gnu.org>
8877 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
8878 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
8879 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
8880 Recurse for any operand of AND as long as constant is non-zero.
8882 2002-01-10 Kazu Hirata <kazu@hxi.com>
8884 * config/h8300/h8300.md: Remove constraints from expanders.
8886 2002-01-10 Kazu Hirata <kazu@hxi.com>
8888 * varasm.c: Fix formatting.
8889 * varray.c: Likewise.
8890 * vmsdbgout.c: Likewise.
8891 * xcoffout.c: Likewise.
8893 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
8895 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
8896 update edge probabilities to match.
8898 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
8900 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
8902 * doc/languages.texi, doc/sourcebuild.texi: New files.
8903 * doc/configfiles.texi: Make a subsubsection. Update.
8904 * doc/configterms.texi: Add @node. Remove warning that this isn't
8905 instructions for building GCC.
8906 * doc/makefile.texi: Make a subsection.
8907 * doc/gccint.texi: Update.
8909 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
8911 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
8913 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
8915 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
8917 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
8919 * optabs.c (expand_fix): Look for wider integer modes first.
8921 * i386.md (mov?f): Avoid the fake const double trick for medium
8923 (min?f*/max?f*): Prohibit memory operands for i387 variant.
8924 (fop_df_4): Disable for SSE compilation.
8926 2002-01-10 Graham Stott <grahams@redhat.com>
8928 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
8929 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
8931 2002-01-10 Richard Henderson <rth@redhat.com>
8933 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
8935 2002-01-10 Richard Henderson <rth@redhat.com>
8937 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
8938 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
8940 2002-01-10 Kazu Hirata <kazu@hxi.com>
8942 * combine.c (can_combine_p): Fix a comment typo.
8944 2002-01-09 Zack Weinberg <zack@codesourcery.com>
8946 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
8947 empty list correctly. Change loop index $t to $f for
8948 consistency with rest of Makefile.
8950 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
8952 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
8953 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
8955 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
8956 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
8957 (altivec_init_builtins): Same.
8958 (altivec_expand_unop_builtin): Return NULL_RTX on error.
8959 (altivec_expand_binop_builtin): Same.
8960 (altivec_expand_ternop_builtin): Same.
8963 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
8964 ("altivec_vctuxs"): Fix typo.
8965 ("altivec_vnmsubfp"): Same.
8966 ("altivec_dssall"): New.
8967 ("altivec_mfvscr"): New.
8968 ("altivec_dss"): New.
8969 ("altivec_lvsl"): New.
8970 ("altivec_lvsr"): New.
8971 ("altivec_dstt"): New.
8972 ("altivec_dstst"): New.
8973 ("altivec_dststt"): New.
8974 ("altivec_dst"): New.
8976 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
8977 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
8979 2002-01-09 Richard Henderson <rth@redhat.com>
8981 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
8983 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
8985 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
8987 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
8989 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
8991 2002-01-09 Kazu Hirata <kazu@hxi.com>
8993 * read-rtl.c: Fix formatting.
8995 * regclass.c: Likewise.
8996 * regrename.c: Likewise.
8997 * reg-stack.c: Likewise.
8998 * reload1.c: Likewise.
8999 * reload.c: Likewise.
9002 2002-01-09 Kazu Hirata <kazu@hxi.com>
9004 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
9005 to extract items in the expr_list chain.
9007 2002-01-09 Richard Henderson <rth@redhat.com>
9009 * config/vax/vax.c (vax_rtx_cost): Never abort.
9011 * config/vax/vax.h (REAL_ARITHMETIC): Define.
9013 2002-01-09 Jan Hubicka <jh@suse.cz>
9015 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
9017 2002-01-09 Richard Henderson <rth@redhat.com>
9019 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
9020 Unify code from various alternatives.
9022 2002-01-09 Richard Henderson <rth@redhat.com>
9024 * regrename.c (copy_value): Ignore the copy if the source register
9025 is present in the value chain with a narrower mode.
9027 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9029 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
9030 for the c4x target. Also improve layout.
9032 2002-01-09 Richard Henderson <rth@redhat.com>
9034 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
9035 * config/m32r/m32r.md (and ior xor splitters): Swap operands
9036 to match insn patterns.
9038 2002-01-09 Richard Henderson <rth@redhat.com>
9040 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
9041 (copyprop_hardreg_forward_1): Likewise.
9043 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9045 * pa.md (decrement_and_branch_until_zero): Change predicate for
9046 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
9048 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
9050 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
9051 gets undefined. For Darwin.
9053 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9055 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
9057 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9059 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
9061 2002-01-08 Richard Henderson <rth@redhat.com>
9063 * regrename.c (copy_value): Ignore overlapping copies.
9065 2002-01-08 Richard Henderson <rth@redhat.com>
9067 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
9068 as needed to avoid shared structure.
9070 2002-01-08 Kazu Hirata <kazu@hxi.com>
9072 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
9075 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9077 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
9078 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
9079 documentation of obsolete macros.
9080 * system.h: Poison these macros.
9081 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
9082 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
9083 config/c4x/c4x.h, config/clipper/clipper.h,
9084 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
9085 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
9086 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
9087 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
9088 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
9089 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
9090 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
9091 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
9092 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
9093 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
9094 config/sparc/sparc.h, config/stormy16/stormy16.h,
9095 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
9096 definitions and commented out definitions of obsolete macros.
9097 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
9098 of MAX_INT_TYPE_SIZE.
9100 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
9102 * config/s390/s390.c (s390_preferred_reload_class): Never
9103 return ADDR_REGS if it isn't a subset of the given class.
9104 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
9105 FP_REGS, but all superclasses as well.
9107 * config/s390/s390.c (s390_function_profiler): Fix thinko.
9109 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
9110 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
9111 must not be a const_int.
9113 2002-01-08 Richard Henderson <rth@redhat.com>
9115 * Makefile.in (toplev.o): Depend on options.h.
9116 (gcc.o): Depend on specs.h.
9118 2002-01-08 Jakub Jelinek <jakub@redhat.com>
9120 * expr.c (store_expr): Convert VOIDmode constants back to target's
9123 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9125 * doc/invoke.texi: Markup gcc as @command. Refer to
9126 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
9127 of http://gcc.gnu.org/thanks.html.
9129 2002-01-08 Dale Johannesen <dalej@apple.com>
9131 * config/rs6000/rs6000.md: Add missing int register
9132 target case to movdf_low.
9134 2002-01-08 Zack Weinberg <zack@codesourcery.com>
9136 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
9137 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
9138 (cppinit.o): Depend on except.h.
9139 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
9140 s-specs): New rules.
9142 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
9143 Don't create specs.h/options.h/gencheck.h here. Remove
9144 unnecessary variable settings from last argument of AC_OUTPUT.
9145 * config.in, configure: Regenerate.
9146 * intl.c: Hardcode package name as "gcc".
9148 * cppinit.c: Include except.h.
9149 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
9151 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
9152 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
9153 (!)USING_SJLJ_EXCEPTIONS.
9154 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
9156 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9158 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
9159 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
9160 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
9161 documentation of obsolete macros.
9162 * system.h: Poison these macros.
9163 * config/d30v/d30v.h, config/ns32k/encore.h,
9164 config/stormy16/stormy16.h: Remove definitions and commented out
9165 definitions of obsolete macros.
9167 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
9169 * objc/objc-act.c (handle_class_ref): Mark the declaration of
9170 %sobjc_class_ref_%s as used - to prevent unwanted compiler
9173 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
9175 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
9176 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
9177 to insn adjusting stack/frame pointer.
9178 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
9179 accept operands that cause the insn to be non-splittable.
9181 2002-01-08 Graham Stott <grahams@redhat.com>
9183 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
9184 (C_TYPE_FIELDS_VOLATILE): Likewise.
9185 (C_TYPE_BEING_DEFINED): Likewise.
9186 (C_IS_RESERVED_WORD): Likewise.
9187 (C_TYPE_VARIABLE_SIZE): Likewise.
9188 (C_DECL_VARIABLE_SIZE): Likewise.
9189 (C_MISSING_PROTOTYPE_WARNED): Likewise.
9190 (C_SET_EXP_ORIGINAL_CODE): Likewise.
9191 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
9193 (C_DECL_ANTICIPATED): Likewise.
9194 (c_build_type_variant): Add parenthesis.
9196 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
9198 * gcc.c (option_map): Remove --version.
9199 (process_command): Handle -fversion following the GNU Coding
9200 Standards. Partially addresses PR other/704.
9202 2002-01-08 Graham Stott <grahams@redhat.com>
9204 * combine.c (combine_instructions): Fix typo.
9206 2002-01-08 Graham Stott <grahams@redhat.com>
9208 * debug.h: Use "tree" and "rtx" throughout.
9210 * debug.c: Likewise.
9212 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
9214 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
9215 constant pool, use the pool's version of the symbol instead.
9217 2002-01-07 Richard Henderson <rth@redhat.com>
9219 * regrename.c (find_oldest_value_reg): Ignore the value chain if
9220 the original register was copied in a mode with a fewer number of
9221 hard registers than the desired mode.
9222 (copyprop_hardreg_forward_1): Likewise.
9223 (debug_value_data): Fix loop test.
9224 * toplev.c (parse_options_and_default_flags): Reenable
9225 -fcprop-registers at -O1.
9227 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9229 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
9230 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
9232 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
9235 * config/rs6000/rs6000.md: Add altivec predicate patterns.
9237 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
9239 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
9240 (pa_output_function_prologue): Output local label at the beginning of
9241 the prologue when profiling.
9242 (hppa_profile_hook): Use the local label rather than the function label.
9243 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
9245 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9247 * config/rs6000/rs6000.c (print_operand): Remove extra space.
9248 (altivec_expand_unop_builtin): Fix thinko.
9249 (altivec_expand_binop_builtin): Same.
9250 (altivec_expand_ternop_builtin): Same.
9251 (altivec_expand_builtin): Same.
9253 2002-01-07 Richard Henderson <rth@redhat.com>
9255 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
9257 2002-01-07 Jason Merrill <jason@redhat.com>
9259 * unwind-dw2.c (execute_cfa_program): Use < again.
9261 2002-01-07 Jakub Jelinek <jakub@redhat.com>
9263 * predict.c (combine_predictions_for_insn): Avoid division by zero.
9265 2002-01-07 Jakub Jelinek <jakub@redhat.com>
9267 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
9268 Don't allow -1 - x -> ~x simplifications in the first pass.
9270 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
9272 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
9274 (altivec_expand_binop_builtin): Same.
9275 (altivec_expand_unop_builtin): Same.
9276 (print_operand): Fix typo.
9277 (bdesc_1arg): Add vupk* variants.
9279 * rs6000.h (rs6000_builtins): Add vupk* enums.
9281 * rs6000.md: Add altivec_vupk* variants.
9283 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
9285 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
9286 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
9287 and last update dates.
9289 2002-01-07 Janis Johnson <janis187@us.ibm.com>
9291 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
9293 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
9295 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
9296 * config/avr/avr.h (CPP_SPEC): Likewise.
9297 (LINK_SPEC): Likewise.
9298 (CRT_BINUTILS_SPECS): Likewise.
9299 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9300 * doc/invoke.texi (AVR Options): Document them.
9302 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
9304 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
9307 2002-01-07 Graham Stott <grahams@redhat.com>
9309 * config/i386/i386.h: Update copyright date.
9310 (HALF_PIC_PTR): Add parenthesis.
9311 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
9312 (CONSTANT_ALIGNMENT): Add parenthesis.
9313 (DATA_ALIGNMENT): Likewise.
9314 (LOCAL_ALIGNMENT): Likewise.
9315 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
9316 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
9317 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
9318 (HARD_REGNO_NREGS): Add paranethesis.
9319 (VALID_SSE_REG_MODE): Whitespace.
9320 (VALID_MMX_REG_MODE): Whitespace.
9321 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
9322 (ix86_hard_regno_mode_ok): Add parenthesis.
9323 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
9324 (RETURN_IN_MEMORY): Whitespace.
9325 (N_REG_CLASSES): Add parenthesis.
9326 (INTEGER_CLASS_P): Add parenthesis and wrap.
9327 (FLOAT_CLASS_P): Likewise.
9328 (SSE_CLASS_P): Likewise.
9329 (MMX_CLASS_P): Likewise.
9330 (MAYBE_INTEGER_CLASS_P): Likewise.
9331 (MAYBE_FLOAT_CLASS_P): Likewise.
9332 (MAYBE_SSE_CLASS_P): Likewise.
9333 (MAYBE_MMX_CLASS_P): Likewise.
9334 (Q_CLASS_P): Likewise.
9335 (GENERAL_REGNO_P): Uppercase macro parameter.
9336 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
9337 (FP_REGNO_P): Likewise.
9338 (ANY_FP_REGNO_P): Uppercase macro parameter.
9339 (SSE_REGNO_P): Likewise.
9340 (SSE_REGNO): Likewise.
9341 (SSE_REG_P): Likewise.
9342 (SSE_FLOAT_MODE_P): Likewise.
9343 (MMX_REGNO_P): Likewise.
9344 (MMX_REG_P):Likewise.
9345 (STACK_REG_P): Likewise.
9346 (NON_STACK_REG_P): Likewise.
9347 (STACK_TOP_P): Likewise.
9348 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
9349 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
9350 (SECONDARY_MEMORY_NEEDED): Likewise.
9351 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
9352 (MD_ASM_CLOBBERS): Whitespace and wrap.
9353 (MUST_PASS_IN_STACK): Whitespace and wrap.
9354 (RETURN_POPS_ARGS): Add parenthesis.
9355 (INIT_CUMULATIVE_ARGS): Likewise.
9356 (FUNCTION_ARG): Likewise.
9357 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
9358 (SETUP_INCOMING_VARARGS): Likewise.
9359 (BUILD_VA_LIST_TYPE): Add parenthesis.
9360 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
9362 (EXPAND_BUILTIN_VA_ARG): Likewise.
9363 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
9364 (INITIALIZE_TRAMPOLINE): Add parenthesis.
9365 (INITIAL_ELIMINATION_OFFSET): Likewise.
9366 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
9367 (REGNO_OK_FOR_BASE_P): Likewise.
9368 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
9369 (REGNO_OK_FOR_DIREG_P): Likewise.
9370 (REG_OK_FOR_INDEX_P): Whitespace.
9371 (REG_OK_FOR_BASE_P): Whitespace.
9372 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
9374 (FIND_BASE_TERM): Fix typo.
9375 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
9376 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
9377 (SYMBOLIC_CONST; Whitespace.
9378 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
9379 (ENCODE_SECTION_INFO): Whitespace.
9380 (FINALIZE_PIC): Remove do { ... } while (0).
9381 (PROMOTE_MODE): Wrap in do { ... } while (0).
9382 (CONST_COSTS): Whitespace.
9383 (RTX_COSTS): Add paramethesis, whitespace and wrap.
9384 (REGISTER_MOVE_COST): Add parenthesis.
9385 (MEMORY_MOVE_COST): Likewise.
9386 (EXTRA_CC_MODES): Whitespace.
9387 (SELECT_CC_MODE): Add parenthesis and whitespace.
9388 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
9389 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
9390 (ASM_OUTPUT_LABEL): Add paramethesis.
9391 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
9392 (ASM_OUTPUT_REG_POP): Likewise.
9393 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
9394 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
9396 * config/i386/i386.c: Update copyright.
9397 (CHECK_STACK_LIMIT): Add parenthesis.
9398 (AT_BP): Uppercase macro parameter.
9399 (x86_64_int_parameter_registers): Constify.
9400 (x86_64_int_return_registers): Likewise.
9401 (ix86_compare_op0): Use rtx.
9402 (construct_container): Constify INTREG parameter.
9403 (function_arg): Use rtx.
9405 * diagnostic.h: Update copyright date.
9406 (output_buffer_state): Add parenthesis.
9407 (output_buffer_format_args): Likewise.
9409 * combine.c (combine_instructions): Replace XEXP (links, 0)
9412 2002-01-06 H.J. Lu <hjl@gnu.org>
9414 * cfgcleanup.c (thread_jump): Fix 2 typos.
9416 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
9418 * config.gcc: Add support for --enable-altivec.
9420 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
9422 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
9424 2002-01-06 Jakub Jelinek <jakub@redhat.com>
9426 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
9427 __objc_class_name_*.
9429 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
9431 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
9433 2002-01-06 Richard Henderson <rth@redhat.com>
9435 * reorg.c (emit_delay_sequence): Remove death notes, not merely
9436 nop them out. Increment label reference count for REG_LABEL.
9437 (fill_slots_from_thread): Frob label reference count around
9438 delete_related_insns.
9440 2002-01-05 Richard Henderson <rth@redhat.com>
9442 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
9445 2002-01-05 Richard Henderson <rth@redhat.com>
9447 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
9448 * integrate.c (output_inline_function): Likewise.
9449 * toplev.c (rest_of_compilation): Do it here instead. Move call
9450 to remove_unnecessary_notes after emitting abstract instance.
9451 Force an emitted nested function to have its parent emited as well.
9452 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
9454 (rtl_for_decl_location): Do not look at reload data structures
9455 before reload has run.
9457 2002-01-05 Kazu Hirata <kazu@hxi.com>
9459 * cse.c: Fix formatting.
9460 * dwarf2asm.c: Likewise.
9461 * dwarf2out.c: Likewise.
9462 * explow.c: Likewise.
9463 * expmed.c: Likewise.
9464 * function.c: Likewise.
9466 * gencheck.c: Likewise.
9467 * genrecog.c: Likewise.
9468 * ggc-common.c: Likewise.
9469 * ggc-page.c: Likewise.
9470 * global.c: Likewise.
9472 2002-01-05 Kazu Hirata <kazu@hxi.com>
9474 * combine.c: Fix formatting.
9476 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
9479 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
9481 2002-01-05 David Edelsohn <edelsohn@gnu.org>
9483 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
9484 as 1 for __powerpc64__ as well.
9486 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
9488 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
9491 2002-01-05 Daniel Berlin <dan@dberlin.org>
9493 * lcm.c: Revert change, due to performance regression it causes on
9494 SPEC because it's slightly more conservative (sigh, I hate
9497 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
9499 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
9501 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
9503 * doc/cppinternals.texi: Update.
9505 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
9507 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
9508 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
9510 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
9511 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
9512 kludge for pre-october-14th mmix versions to handle new-found bug
9513 with PUSHJ/PUSHGO and the register stack.
9514 * config/mmix/mmix.h (struct machine_function): Rename member
9515 has_call_value_without_parameters to has_call_without_parameters.
9516 All referers changed.
9517 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
9518 TARGET_MASK_BRANCH_PREDICT): New macros.
9519 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
9520 -mno-reg-stack-fill-bug-workaround.
9521 * config/mmix/mmix.md ("call"): Set struct machine member
9522 has_call_without_parameters.
9524 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
9526 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
9528 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
9530 * cfgcleanup.c: Include tm_p.h
9531 (mark_effect): Fix handling of hard register; fix handling of SET
9533 2002-01-04 Kazu Hirata <kazu@hxi.com>
9535 * config/h8300/h8300.md (anonymous patterns): Check that
9536 operands are registers before using REGNO on them.
9538 2002-01-03 Roland McGrath <roland@frob.com>
9540 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
9542 2002-01-04 Jakub Jelinek <jakub@redhat.com>
9544 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
9545 * c-common.h (genrtl_expr_stmt_value): Likewise.
9546 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
9547 (expand_expr_stmt_value): Add maybe_last argument.
9548 Don't warn about statement with no effect if it is the last statement
9549 in expression statement.
9550 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
9551 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
9552 expand_expr_stmt_value.
9553 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
9554 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
9555 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
9556 as maybe_last to expand_expr_stmt_value.
9558 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
9560 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
9561 be passed in, do not build it.
9562 (c_begin_if_stmt): New function.
9563 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
9564 * c-common.h (c_expand_start_cond): Update prototype.
9565 (c_begin_if_stmt): Prototype new function.
9566 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
9567 * c-parse.in (if_prefix): Use c_begin_if_stmt,
9568 c_begin_while_stmt and c_finish_while_stmt_cond.
9570 2002-01-04 William Cohen <wcohen@redhat.com>
9572 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
9573 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
9574 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
9575 * config/pa/som.h (ASM_FILE_START): Likewise.
9577 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
9579 * lcm.c: Include df.h.
9580 Add available_transfer_function prototype.
9581 (compute_available): Rework to use iterative dataflow framework.
9582 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
9583 with bb_info in df.h
9584 (available_transfer_function): New function.
9586 * Makefile.in (lcm.o): add df.h to dependencies.
9588 2002-01-04 Richard Henderson <rth@redhat.com>
9590 * config/alpha/alpha.c (some_operand): Accept HIGH.
9591 (input_operand): Likewise; accept simple references to globals.
9592 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
9593 (alpha_const_double_ok_for_letter_p): Likewise.
9594 (alpha_extra_constraint): Likewise.
9595 (alpha_preferred_reload_class): Likewise. Do not force
9596 symbolic constants to memory.
9597 (alpha_legitimate_address_p): Accept simple references
9598 to small_symbolic_operand.
9599 (alpha_legitimize_address): New arg scratch. Be prepared to be
9600 called when no_new_pseudos. Emit simple symbolic references.
9601 Split integers into low, high, and rest.
9602 (alpha_expand_mov): Use alpha_legitimize_address.
9603 (some_small_symbolic_mem_operand): New.
9604 (split_small_symbolic_mem_operand): New.
9605 * config/alpha/alpha-protos.h: Update.
9606 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
9607 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
9608 (EXTRA_CONSTRAINT): Likewise.
9609 (PREFERRED_RELOAD_CLASS): Likewise.
9610 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
9611 (PREDICATE_CODES): Update.
9612 * config/alpha/alpha.md: New post-reload splitters to convert
9613 simplfied symbolic operands to the form that references $29.
9614 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
9615 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
9617 2002-01-03 Richard Henderson <rth@redhat.com>
9619 * local-alloc.c (function_invariant_p): Update commentary.
9621 2002-01-04 H.J. Lu <hjl@gnu.org>
9623 * toplev.c (rest_of_compilation): Fix a typo when calling
9626 2002-01-03 Kazu Hirata <kazu@hxi.com>
9628 * c-common.c: Fix formatting.
9629 * diagnostic.c: Likewise.
9630 * doloop.c: Likewise.
9631 * dwarf2out.c: Likewise.
9633 2002-01-03 Kazu Hirata <kazu@hxi.com>
9635 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
9636 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
9638 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
9640 * cpperror.c: Update comments and copyright.
9641 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
9642 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
9644 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9646 * collect2.c (main): Use strcmp when testing for "-shared".
9648 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
9650 * cppmacro.c: Don't include intl.h. Update comments.
9651 (new_number_token): Allocate enough buffer for 64-bit unsigned
9652 integers; update prototype.
9653 * cppmain.c: Update comments.
9655 2002-01-03 William Cohen <wcohen@redhat.com>
9657 * function.h (struct function): Add profile.
9658 (current_function_profile): New.
9659 doc/extend.texi: Update documentation.
9660 * final.c (final_start_function): Use current_function_profile
9661 instead of profile_flag.
9662 (profile_after_prologue): Likewise.
9663 * function.c (expand_function_start): Likewise.
9664 (expand_function_start): Likewise.
9665 * config/alpha/alpha.c (direct_call_operand):
9666 (alpha_does_function_need_gp): Likewise.
9667 (alpha_expand_prologue): Likewise.
9668 * config/arm/arm.c (arm_expand_prologue): Likewise.
9669 thumb_expand_prologue: Likewise.
9670 * config/d30v/d30v.c (d30v_stack_info): Likewise.
9671 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
9672 (fr30_expand_prologue): Likewise.
9673 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
9674 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
9675 * config/i386/i386.h (FINALIZE_PIC): Likewise.
9676 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
9677 * config/i960/i960.c (i960_output_function_prologue): Likewise.
9678 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
9679 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
9680 (m32r_expand_prologue): Likewise.
9681 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
9682 (m88k_expand_prologue): Likewise.
9683 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
9684 * config/mips/mips.c (compute_frame_size): Likewise.
9685 (mips_expand_prologue): Likewise.
9686 (mips_can_use_return_insn): Likewise.
9687 * config/pa/elf.h (ASM_FILE_START): Likewise.
9688 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
9689 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
9690 * config/pa/som.h (ASM_FILE_START): Likewise.
9691 * config/romp/romp.c (romp_using_r14): Likewise.
9692 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
9693 (rs6000_stack_info): Likewise.
9694 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9695 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
9696 * config/v850/v850.c (compute_register_save_size): Likewise.
9698 2002-01-03 Jakub Jelinek <jakub@redhat.com>
9700 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
9701 gen_lowpart_common fails, use gen_lowpart_SUBREG.
9703 2002-01-03 Turly O'Connor <turly@apple.com>
9705 * darwin.c (machopic_output_possible_stub_label): Don't generate
9706 stub routines for pseudo-stubs which we've just defined.
9708 2002-01-03 Kazu Hirata <kazu@hxi.com>
9710 * builtins.c: Fix formatting.
9711 * c-typeck.c: Likewise.
9712 * combine.c: Likewise.
9716 2002-01-03 Andreas Schwab <schwab@suse.de>
9718 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
9719 and return true if _cpp_push_next_buffer pushed a new include
9721 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
9722 _cpp_pop_file_buffer did not push a new file.
9723 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
9725 2002-01-02 Eric Christopher <echristo@redhat.com>
9727 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
9728 FIND_REG_INC_NOTE call. Update copyright.
9729 * loop.c (canonicalize_condition): Ditto.
9730 * reorg.c (delete_scheduled_jump): Ditto.
9732 2002-01-03 Kazu Hirata <kazu@hxi.com>
9734 * gcse.c: Fix formatting.
9736 2002-01-03 Graham Stott <grahams@redhat.com>
9738 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
9739 forward defs for struct tags rtx_def, union_tree, rtvec_def
9740 also output corresponding typedefs for rtx, tree, and rtvec.
9742 * system.h: Move forward defs for struct tags rtx_def, union_tree,
9743 rtvec_def along with corresponding typedefs for rtx, tree, and
9744 rtvec to config.h, hconfig.h, tconfig.h.
9746 2002-01-03 Graham Stott <grahams@redhat.com>
9748 * tree.h: Update copyright date.
9749 (IS_EXPR_CODE_CLASS): Add parenthesis.
9750 (TREE_SET_CODE): Add whitespace.
9751 (TREE_CHECK): Add parenthesis.
9752 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
9753 (CST_OR_CONSTRUCTOR_CHECK):
9754 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
9755 (TREE_SYMBOL_REFERENCED): Whitespace.
9756 (INT_CST_LT): Likewise.
9757 (INT_CST_LT_UNSIGNED): Likewise.
9758 (tree_real_cst): Unwrap comment.
9759 (tree_string): Likewise.
9760 (tree_complex): Likewise.
9761 (IDENTIFIER_POINTER): correct cast.
9762 (SAVE_EXPR_CONTEXT): Whitespace.
9763 (EXPR_WFL_FILENAME_NODE): Likewise.
9764 (EXPR_WFL_FILENAME): Remove parenthesis.
9765 (DECL_ORIGIN): Add parenthesis.
9766 (DECL_FROM_INLINE): Use NULL_TREE.
9767 (build_int_2): Whitespace.
9768 (build_type_variant): Add parenthesis.
9770 * gcc/jcf-parse.c: Update copyright date.
9771 (yyparse): Constify resource_filename.
9773 2002-01-03 Graham Stott <grahams@redhat.com>
9775 * rtl.h: Update copyright date.
9776 (RTL_CHECK1): Wrap long line.
9777 (RTL_CHECK2): Likewise.
9778 (RTL_CHECKC1): Wrap long line and whitespace.
9779 (RTL_CHECKC2): Likewise.
9780 (XWINT): Whitespace.
9786 (XBITMAP): Likewise.
9797 (X0BITMAP): Likewise.
9799 (X0BBDEF): Likewise.
9800 (X0ADVFLAGS): Likewise.
9801 (X0CSELIB): Likewise.
9802 (X0MEMATTR): Likewise.
9810 (XCBITMAP): Likewise.
9812 (XCBBDEF): Likewise.
9813 (XCADVFLAGS): Likewise.
9814 (XCCSELIB): Likewise.
9816 (INSN_UID): Likewise.
9817 (PREV_INSN): Likewise.
9818 (PATTERN): Likewise.
9819 (INSN_CODE): Likewise.
9820 (PUT_REG_NOTE_KIND): Likewise.
9821 (CODE_LABEL_NUMBER): Likewise.
9822 (NOTE_SOURCE_FILE): Likewise.
9823 (NOTE_BLOCK): Likewise.
9824 (NOTE_EH_HANDLER): Likewise.
9825 (NOTE_RANGE_INFO): Likewise.
9826 (NOTE_LIVE_INFO): Likewise.
9827 (NOTE_BASIC_BLOCK): Likewise.
9828 (NOTE_EXPECTED_VALUE): Likewise.
9829 (NOTE_LINE_NUMBER): Likewise.
9830 (LABEL_NAME): Likewise.
9831 (LABEL_NUSES): Likewise.
9832 (LABEL_ALTERNATE_NAME): Likewise.
9833 (ADDRESSOF_DECL): Likewise.
9834 (JUMP_LABEL): Likewise.
9835 (LABEL_NEXTREF): Likewise.
9837 (ORIGINAL_REGNO: Likewise.
9838 (HARD_REGISTER_NUM_P): Add parenthesis.
9839 (SUBREG_REG): Whitespace.
9840 (SUBREG_BYTE): Likewise.
9841 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
9842 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
9843 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
9844 (ASM_OPERANDS_INPUT_VEC): Likewise.
9845 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
9846 (ASM_OPERANDS_INPUT): Likewise.
9847 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
9848 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
9849 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
9850 (ASM_OPERANDS_INPUT_MODE): Likewise.
9851 (ASM_OPERANDS_SOURCE_FILE): Likewise.
9852 (ASM_OPERANDS_SOURCE_LINE): Likewise.
9853 (MEM_SET_IN_STRUCT_P): Minor reformat.
9854 (TRAP_CONDITION): Whitespace.
9855 (TRAP_CODE): Likewise.
9856 (COND_EXEC_TEST): Likewise.
9857 (COND_EXEC_CODE): Likewise.
9858 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
9859 (PHI_NODE_P): Add parenthesis.
9860 (plus_constant): Whitespace and add parenthesis.
9862 2002-01-03 Kazu Hirata <kazu@hxi.com>
9864 * config/avr/avr.c: Fix comment typos.
9865 * config/c4x/c4x.md: Likewise.
9866 * config/dsp16xx/dsp16xx.h: Likewise.
9867 * config/dsp16xx/dsp16xx.md: Likewise.
9868 * config/i386/i386.md: Likewise.
9869 * config/ia64/ia64.c: Likewise.
9870 * config/m32r/m32r.h: Likewise.
9871 * config/m68hc11/m68hc11.md: Likewise.
9872 * config/mmix/mmix.c: Likewise.
9873 * config/mn10200/mn10200.c: Likewise.
9874 * config/romp/romp.c: Likewise.
9875 * config/sh/sh.c: Likewise.
9876 * config/stormy16/stormy16.c: Likewise.
9877 * config/stormy16/stormy16.h: Likewise.
9878 * config/stormy16/stormy16.md: Likewise.
9880 2002-01-03 Graham Stott <grahams@redhat.com>
9882 * loop.h: Update copyright date.
9883 (LOOP_MOVABLES): Fix typo.
9884 (LOOP_REGS): Likewise.
9885 (LOOP_IVS): Likewise.
9887 2002-01-03 Graham Stott <grahams@redhat.com>
9889 * cppinit.c: Update copyright date.
9890 Don't include output.h
9891 * Makefile.in: Update copyright date.
9894 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
9897 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
9898 (-pthread) Add to RS/6000 options.
9900 2002-01-02 Kazu Hirata <kazu@hxi.com>
9902 * except.c: Fix comment typos.
9904 * varasm.c: Likewise.
9905 * doc/tm.texi: Fix a typo.
9907 2002-01-02 Jakub Jelinek <jakub@redhat.com>
9909 * c-typeck.c (output_init_element): Allow initializing static storage
9910 duration objects with compound literals.
9912 2002-01-02 Richard Henderson <rth@redhat.com>
9914 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
9917 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9919 * gcc.c (default_compilers): Const-ify.
9920 * mips-tdump.c (stab_names): Likewise.
9921 * mips-tfile.c (map_coff_types, map_coff_storage,
9922 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
9923 pseudo_ops_t, pseudo_ops): Likewise.
9924 * protoize.c (default_include): Likewise
9926 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
9927 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
9928 Add array size in declaration.
9929 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
9930 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
9931 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
9932 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
9933 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
9934 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
9935 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
9936 emtens, make_nan): Const-ify.
9937 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
9938 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
9940 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
9942 * config.gcc (ia64-*-*): Set extra_headers.
9943 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
9944 * config/alpha/t-osf: Remove.
9945 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
9947 2002-01-02 David Edelsohn <edelsohn@gnu.org>
9949 * config/rs6000/t-aix43: Revert previous change.
9951 2002-01-02 Jason Merrill <jason@redhat.com>
9953 * c-decl.c (c_expand_body): Call outlining_inline_function when
9954 emitting an inline function out of line.
9956 2002-01-02 Richard Henderson <rth@redhat.com>
9958 * dwarf2out.c (limbo_die_node): Add created_for member.
9959 (new_die): New argument created_for. Update all callers.
9960 (mark_limbo_die_list): New.
9961 (dwarf2out_init): Register limbo_die_list as a root.
9962 (dwarf2out_finish): Force insert limbo dies into their function
9965 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
9968 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
9970 2002-01-02 Kazu Hirata <kazu@hxi.com>
9972 * config/h8300/fixunssfsi.c: Update copyright.
9975 * config/h8300/h8300.c: Update copyright.
9978 2002-01-02 Kazu Hirata <kazu@hxi.com>
9980 * config/romp/romp.c: Fix comment formatting.
9981 * config/romp/romp.h: Likewise.
9982 * config/romp/romp.md: Likewise.
9983 * config/s390/s390.c: Likewise.
9984 * config/stormy16/stormy16.c: Likewise.
9985 * config/stormy16/stormy16.h: Likewise.
9987 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
9989 * c-common.h (genrtl_expr_stmt_value): Declare.
9990 * c-semantics.c (genrtl_goto_stmt): Redirect to...
9991 (genrtl_goto_stmt_value): ... this new function. Pass new
9992 argument down to expand_expr_stmt_value, taking
9993 TREE_ADDRESSABLE into account.
9994 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
9995 STMT_EXPR as addressable, i.e., one whose result we want.
9996 * expr.c (expand_expr): Don't save expression statement value
9997 of labeled_blocks or loop_exprs.
9998 * stmt.c (expand_expr_stmt): Redirect to...
9999 (expand_expr_stmt_value): ... this new function. Use new
10000 argument to tell whether to save expression value.
10001 (expand_end_stmt_expr): Reset last_expr_type and
10002 last_expr_value if we don't have either.
10003 * tree-inline.c (declare_return_variable): Mark its use
10004 statement as addressable.
10005 * tree.h: Document new use of TREE_ADDRESSABLE.
10006 (expand_expr_stmt_value): Declare.
10008 2002-01-01 Tom Rix <trix@redhat.com>
10010 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
10011 rs6000_emit_allocate_stack.
10013 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
10015 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
10016 ${srcdir}/ginclude/ to every entry in extra_headers.
10017 * configure: Regenerate.
10018 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
10019 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
10020 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
10021 * ginclude/proto.h: Rename to config/convex/proto.h.
10023 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10025 * attribs.c (handle_vector_size_attribute): Use host_integerp
10026 and tree_int_cst; remove warnings.
10027 * caller-save.c (insert_restore): Add cast to get rid of warning.
10028 (insert_save): Likewise.
10029 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
10030 * regmove.c (find_matches): Add temporary var to kill a warning.
10032 2002-01-01 Douglas B Rupp <rupp@gnat.com>
10034 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
10035 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
10036 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
10037 (vms-dwarf2eh.o): Add Makefile rule.
10038 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
10039 * config/alpha/vms-dwarf2eh.asm: New file.
10041 * gcc.c (delete_if_ordinary): Delete all versions.
10043 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
10045 * config/mmix/mmix.md: Update FIXME to not mention
10047 (MMIX_rJ_REGNUM): New define_constants constant.
10048 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
10049 "*movdicc_real"): Adjust contraints formatting.
10050 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
10051 for branch prediction.
10052 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
10054 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
10055 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
10056 number. Delete related FIXMEs.
10057 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
10058 from number to MMIX_rJ_REGNUM.
10059 (TARGET_MASK_BRANCH_PREDICT): New.
10060 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
10061 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
10062 value. Add -mbranch-predict and -mno-branch-predict.
10063 (TARGET_VERSION): Drop date.
10064 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
10065 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
10066 for finding out global symbols.
10067 (mmix_asm_output_labelref): Revert condition for global symbol.
10068 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
10069 (mmix_print_operand_punct_valid_p): A '+' is valid.
10071 See ChangeLog.6 for earlier changes.