Warning Fixes:

        * Makefile.in (print-rtl.o): Depend on bitmap.h.
        (dbxout.o): Depend on toplev.h.
        ($(SCHED_PREFIX)sched.o): Likewise.
        ($(out_object_file)): Likewise for system.h and toplev.h.
        (cppmain.o): Depend on gansidecl.h.
        (cpplib.o): Likewise.
        (cpperror.o): Likewise.
        (cppexp.o): Likewise.
        (cpphash.o): Likewise.
        (cppalloc.o): Likewise.
        (fix-header.o): Depend on cpplib.h and cpphash.h.
        (scan-decls.o): Depend on gansidecl.h.
        * basic-block.h (free_regset_vector): Add prototype.
        * cccp.c (check_precompiled): Mark parameter `fname' with
        ATTRIBUTE_UNUSED.
        (do_assert): Likewise for `op' and `keyword'.
        (do_unassert): Likewise.
        (do_line): Likewise for `keyword'.
        (do_error): Likewise for `op' and `keyword'.
        (do_warning): Likewise.
        (do_ident): Likewise for `keyword'.
        (do_pragma): Likewise for `limit', `op' and `keyword'.
        (do_sccs): Likewise.
        (do_if): Likewise for `keyword'.
        (do_elif): Likewise.
        (do_else): Likewise.
        (do_endif): Likewise.
        * collect2.c (getenv): Remove redundant prototype.
        (collect_exit, collect_execute, dump_file): Likewise.
        (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST.
        (dump_prefix_list): Hide prototype and definition.
        * sparc.c: Include toplev.h.
        (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
        (symbolic_memory_operand): Likewise.
        (sp64_medium_pic_operand): Likewise.
        (data_segment_operand): Likewise.
        (text_segment_operand): Likewise.
        (splittable_symbolic_memory_operand): Likewise.
        (splittable_immediate_memory_operand): Likewise.
        (eq_or_neq): Likewise.
        (normal_comp_operator): Likewise.
        (noov_compare_op): Likewise.
        (v9_regcmp_op): Likewise.
        (v8plus_regcmp_op): Likewise.
        (extend_op): Likewise.
        (cc_arithop): Likewise.
        (cc_arithopn): Likewise.
        (small_int): Likewise.
        (uns_small_int): Likewise.
        (clobbered_register): Likewise.
        (legitimize_pic_address): Likewise.
        (delay_operand): Likewise.
        (sparc_builtin_saveregs): Remove unused variable `stdarg'.
        * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay,
        sparc_issue_rate, v8plus_regcmp_p): Add prototypes.
        * sparc.md (cmpdi_v8plus): Add abort for default case in switch.
        * cppalloc.c: Include gansidecl.h.
        * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h.
        (cpp_file_line_for_message): Mark parameter `pfile' with
        ATTRIBUTE_UNUSED.
        (v_cpp_message): New function.
        (cpp_message): Use it.  Also convert to variable arguments.
        (cpp_fatal): Likewise.
        (cpp_pfatal_with_name): Constify parameter `name'.
        * cppexp.c: Move gansidecl.h before cpplib.h.
        * cpphash.c: Likewise.
        * cpphash.h (hashf, delete_macro): Add prototypes.
        * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before
        cpplib.h.  Don't include errno.h.
        (update_path): Add arguments to prototype.
        (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro,
        cpp_print_containing_files): Remove redundant prototypes.
        (cpp_hash_cleanup, add_import, append_include_chain,
        make_assertion, path_include, initialize_builtins,
        initialize_char_syntax, finclude, validate_else, comp_def_part,
        lookup_import, redundant_include_p, is_system_include,
        read_name_map, read_filename_string, open_include_file,
        check_macro_name, compare_defs, compare_token_lists,
        eval_if_expression, change_newlines): Add prototype arguments.
        (hashf): Remove redundant prototype.
        (read_token_list, free_token_list, safe_read, xcalloc, savestring,
        conditional_skip, skip_if_group): Add prototype arguments.
        (fdopen): Remove redundant prototype.
        (do_define, do_line, do_include, do_undef, do_error, do_pragma,
        do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs,
        do_once, do_assert, do_unassert, do_warning): Add prototype arguments.
        (struct directive): Add prototype arguments to function pointer
        member `func'.
        (handle_directive): Add missing arguments to call to `do_line'.
        (do_include): Mark parameters `unused1' and `unused2' with
        ATTRIBUTE_UNUSED.
        (do_line): Likewise for `keyword' and new parameters `unused1' and
        `unused2'.
        (do_error): Likewise for `keyword'.
        (do_warning): Likewise.  Also add missing argument `pfile' in call
        to cpp_pedwarn.
        (do_once): Mark parameter `keyword', `unused1' and `unused2' with
        ATTRIBUTE_UNUSED.
        (do_ident): Likewise for `keyword', `buf' and `limit'.
        (do_pragma): Likewise.  Also add missing arguments in call to do_once.
        (do_sccs): Mark parameter `keyword', `buf' and `limit' with
        ATTRIBUTE_UNUSED.
        (do_if): Likewise for `keyword'.
        (do_elif): Likewise.
        (eval_if_expression): Likewise for `buf' and `length'.
        (do_xifdef): Likewise for `unused1' and `unused2'.
        (do_else): Likewise for `keyword', `buf' and `limit'.
        (do_endif): Likewise.
        (parse_name): Add missing argument `pfile' in call to cpp_pedwarn.
        (cpp_handle_options): Remove superfluous NULL argument in call to
        cpp_fatal.
        (cpp_handle_options): Likewise.
        (do_assert): Mark parameter `keyword', `buf' and `limit' with
        ATTRIBUTE_UNUSED.
        (do_unassert): Likewise.
        (cpp_print_file_and_line): Add missing argument `pfile' in call to
        cpp_file_line_for_message.
        (v_cpp_error): New function.
        (cpp_error): Use it. Also accept variable arguments.
        (v_cpp_warning): New function.
        (cpp_warning): Use it. Also accept variable arguments.
        (cpp_pedwarn): Accept variable arguments.
        (v_cpp_error_with_line): New function
        (cpp_error_with_line): Use it.  Accept variable arguments.
        (v_cpp_warning_with_line): New function.
        (cpp_warning_with_line): Use it.  Accept variable arguments.  Hide
        definition.
        (cpp_pedwarn_with_line): Accept variable arguments.
        (cpp_pedwarn_with_file_and_line): Likewise.
        (cpp_error_from_errno): Constify parameter `name'.  Add missing
        argument `pfile' in call to cpp_file_line_for_message.
        (cpp_perror_with_name): Constify parameter `name'.
        * cpplib.h: Define PARAMS() in terms of PROTO().
        (fatal): Remove redundant prototype.
        (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line,
        cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line,
        cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name,
        cpp_fatal, cpp_message, cpp_pfatal_with_name,
        cpp_file_line_for_message, cpp_print_containing_files): Add
        arguments to prototypes.
        (scan_decls, cpp_finish): Add prototypes.
        * cppmain.c: Include gansidecl.h.
        (main): Remove unused variable `i'.
        * dbxout.c: Include toplev.h.
        * demangle.h (do_tlink, collect_execute, collect_exit,
        collect_wait, dump_file, file_exists): Add prototype.
        * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide
        prototype and definition.
        (gen_unspecified_parameters_die): Don't assign results of call to
        function new_die() to unused variable `parm_die'.
        (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED.
        (dwarf2out_define): Likewise for `lineno' and `buffer'.
        * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide
        prototype and definition.
        (output_die): Add prototype arguments to function pointer arg.
        (output_unspecified_parameters_die): Mark parameter `arg' with
        ATTRIBUTE_UNUSED.
        * except.c (output_exception_table_entry): Remove unused variable
        `eh_entry'.
        * except.h (expand_fixup_region_start, expand_fixup_region_end):
        Add prototypes.
        * expr.c (do_jump_by_parts_equality_rtx): Remove prototype.
        * expr.h (do_jump_by_parts_equality_rtx): Add prototype.
        * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h
        before cpplib.h, include cpphash.h, remove redundant prototype of
        cpp_fatal, don't define `const', add a prototype for `fatal'.
        (cpp_file_line_for_message): Add missing arguments `pfile'.
        (v_cpp_message): New function.
        (cpp_message): Use it.
        (v_fatal): New function.
        (fatal, cpp_fatal): Use it.
        (cpp_pfatal_with_name): Constify parameter `name'.
        * flow.c (free_regset_vector): Remove redundant prototype.
        * function.c (round_down): Wrap prototype and definition with
        macro ARGS_GROW_DOWNWARD.
        (record_insns): Wrap prototype and definition with
        defined (HAVE_prologue) || defined (HAVE_epilogue).
        * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros.
        * gen-protos.c: Include gansidecl.h.
        (hashf): Don't make it static, constify parameter `name'.
        * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match
        specifier %s in calls to function `fatal'.
        * haifa-sched.c: Include toplev.h.
        (find_rgns): Remove unused variable `j'.
        * integrate.c (note_modified_parmregs): Mark parameter `x' with
        ATTRIBUTE_UNUSED.
        (mark_stores): Likewise.
        * jump.c (mark_modified_reg): Likewise.
        * output.h (insn_current_reference_address): Add prototype.
        (eh_frame_section): Likewise.
        * print-rtl.c: Include bitmap.h.
        * reload1.c (reload): Wrap variables `note' and `next' in macro
        PRESERVE_DEATH_INFO_REGNO_P.
        (forget_old_reloads_1): Mark parameter `ignored' with
        ATTRIBUTE_UNUSED.
        (choose_reload_regs): Remove unused variable `in'.
        (reload_cse_invalidate_mem): Mark parameter `ignore' with
        ATTRIBUTE_UNUSED.
        (reload_cse_check_clobber): Likewise.
        * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype.
        (mark_elimination): Fix typo in prototype.
        * scan-decls.c: Include gansidecl.h.
        * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@19867 138bc75d-0d04-0410-961f-82ee72b054a4

3 files changed, 27 insertions, 23 deletions

diff --git a/gcc/config/sparc/sparc.c b/gcc/config/sparc/sparc.c
index 8186f5fa7e8..2270c62a8bc 100644
--- a/gcc/config/sparc/sparc.c
+++ b/gcc/config/sparc/sparc.c
@@ -36,6 +36,7 @@ Boston, MA 02111-1307, USA.  */
 #include "flags.h"
 #include "expr.h"
 #include "recog.h"
+#include "toplev.h"
 
 /* 1 if the caller has placed an "unimp" insn immediately after the call.
    This is used in v8 code when calling a function that returns a structure.
@@ -400,7 +401,7 @@ fp_zero_operand (op)
 int
 intreg_operand (op, mode)
      rtx op;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
 {
   return (register_operand (op, SImode)
 	  || (TARGET_ARCH64 && register_operand (op, DImode)));
@@ -520,7 +521,7 @@ symbolic_operand (op, mode)
 int
 symbolic_memory_operand (op, mode)
      rtx op;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
 {
   if (GET_CODE (op) == SUBREG)
     op = SUBREG_REG (op);
@@ -551,7 +552,7 @@ label_ref_operand (op, mode)
 int
 sp64_medium_pic_operand (op, mode)
      rtx op;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
 {
   /* Check for (const (minus (symbol_ref:GOT)
                              (const (minus (label) (pc))))).  */
@@ -578,7 +579,7 @@ sp64_medium_pic_operand (op, mode)
 int
 data_segment_operand (op, mode)
      rtx op;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
 {
   switch (GET_CODE (op))
     {
@@ -600,7 +601,7 @@ data_segment_operand (op, mode)
 int
 text_segment_operand (op, mode)
      rtx op;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
 {
   switch (GET_CODE (op))
     {
@@ -686,7 +687,7 @@ move_operand (op, mode)
 int
 splittable_symbolic_memory_operand (op, mode)
      rtx op;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
 {
   if (GET_CODE (op) != MEM)
     return 0;
@@ -698,7 +699,7 @@ splittable_symbolic_memory_operand (op, mode)
 int
 splittable_immediate_memory_operand (op, mode)
      rtx op;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
 {
   if (GET_CODE (op) != MEM)
     return 0;
@@ -712,7 +713,7 @@ splittable_immediate_memory_operand (op, mode)
 int
 eq_or_neq (op, mode)
      rtx op;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
 {
   return (GET_CODE (op) == EQ || GET_CODE (op) == NE);
 }
@@ -723,7 +724,7 @@ eq_or_neq (op, mode)
 int
 normal_comp_operator (op, mode)
      rtx op;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
 {
   enum rtx_code code = GET_CODE (op);
 
@@ -743,7 +744,7 @@ normal_comp_operator (op, mode)
 int
 noov_compare_op (op, mode)
     register rtx op;
-    enum machine_mode mode;
+    enum machine_mode mode ATTRIBUTE_UNUSED;
 {
   enum rtx_code code = GET_CODE (op);
 
@@ -762,7 +763,7 @@ noov_compare_op (op, mode)
 int
 v9_regcmp_op (op, mode)
      register rtx op;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
 {
   enum rtx_code code = GET_CODE (op);
 
@@ -775,7 +776,7 @@ v9_regcmp_op (op, mode)
 int
 v8plus_regcmp_op (op, mode)
      register rtx op;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
 {
   enum rtx_code code = GET_CODE (op);
 
@@ -787,7 +788,7 @@ v8plus_regcmp_op (op, mode)
 int
 extend_op (op, mode)
      rtx op;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
 {
   return GET_CODE (op) == SIGN_EXTEND || GET_CODE (op) == ZERO_EXTEND;
 }
@@ -799,7 +800,7 @@ extend_op (op, mode)
 int
 cc_arithop (op, mode)
      rtx op;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
 {
   if (GET_CODE (op) == AND
       || GET_CODE (op) == IOR
@@ -815,7 +816,7 @@ cc_arithop (op, mode)
 int
 cc_arithopn (op, mode)
      rtx op;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
 {
   /* XOR is not here because combine canonicalizes (xor (not ...) ...)
      and (xor ... (not ...)) to (not (xor ...)).   */
@@ -947,7 +948,7 @@ arith10_double_operand (op, mode)
 int
 small_int (op, mode)
      rtx op;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
 {
   return (GET_CODE (op) == CONST_INT && SMALL_INT (op));
 }
@@ -959,7 +960,7 @@ small_int (op, mode)
 int
 uns_small_int (op, mode)
      rtx op;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
 {
 #if HOST_BITS_PER_WIDE_INT > 32
   /* All allowed constants will fit a CONST_INT.  */
@@ -986,7 +987,7 @@ uns_arith_operand (op, mode)
 int
 clobbered_register (op, mode)
      rtx op;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
 {
   return (GET_CODE (op) == REG && call_used_regs[REGNO (op)]);
 }
@@ -1433,7 +1434,7 @@ pic_address_needs_scratch (x)
 rtx
 legitimize_pic_address (orig, mode, reg)
      rtx orig;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
      rtx reg;
 {
   if (GET_CODE (orig) == SYMBOL_REF)
@@ -4669,9 +4670,6 @@ sparc_builtin_saveregs (arglist)
      tree arglist;
 {
   tree fntype = TREE_TYPE (current_function_decl);
-  int stdarg = (TYPE_ARG_TYPES (fntype) != 0
-		&& (TREE_VALUE (tree_last (TYPE_ARG_TYPES (fntype)))
-		    != void_type_node));
   int first_reg = current_function_args_info.words;
   rtx address;
   int regno;
@@ -6801,7 +6799,7 @@ sparc_return_peephole_ok (dest, src)
 int
 delay_operand (op, mode)
      rtx op;
-     enum machine_mode mode;
+     enum machine_mode mode ATTRIBUTE_UNUSED;
 {
   switch (GET_CODE (op))
     {
diff --git a/gcc/config/sparc/sparc.h b/gcc/config/sparc/sparc.h
index fea8e9205f1..2add5214ec9 100644
--- a/gcc/config/sparc/sparc.h
+++ b/gcc/config/sparc/sparc.h
@@ -3207,6 +3207,7 @@ extern char *singlemove_string ();
 
 extern void emit_v9_brxx_insn ();
 extern void finalize_pic ();
+extern void order_regs_for_local_alloc ();
 extern void output_double_int ();
 extern void output_function_epilogue ();
 extern void output_function_prologue ();
@@ -3228,6 +3229,7 @@ extern int check_pic ();
 extern int compute_frame_size ();
 extern int data_segment_operand ();
 extern int eligible_for_epilogue_delay ();
+extern int eligible_for_return_delay ();
 extern int emit_move_sequence ();
 extern int extend_op ();
 extern int fcc_reg_operand ();
@@ -3249,6 +3251,7 @@ extern int small_int ();
 extern int sp64_medium_pic_operand ();
 extern int sparc_flat_eligible_for_epilogue_delay ();
 extern int sparc_flat_epilogue_delay_slots ();
+extern int sparc_issue_rate ();
 extern int sparc_operand ();
 extern int splittable_immediate_memory_operand ();
 extern int splittable_symbolic_memory_operand ();
@@ -3258,6 +3261,7 @@ extern int symbolic_operand ();
 extern int text_segment_operand ();
 extern int ultrasparc_adjust_cost ();
 extern int uns_small_int ();
+extern int v8plus_regcmp_p ();
 extern int v9_regcmp_op ();
 extern int v9_regcmp_p ();
 
diff --git a/gcc/config/sparc/sparc.md b/gcc/config/sparc/sparc.md
index 64cc6bcac9e..683bcfd55f8 100644
--- a/gcc/config/sparc/sparc.md
+++ b/gcc/config/sparc/sparc.md
@@ -567,6 +567,8 @@
       if (sparc_check_64 (operands[1], insn) <= 0)
 	output_asm_insn (\"srl %L1,0,%L1\", operands);
       return \"sllx %H1,32,%3\;or %L0,%2,%2\;or %L1,%3,%3\;cmp %2,%3\";
+    default:
+      abort();
     }
 }"
   [(set_attr "length" "3,4,7")])