c-common.c (warnings_for_convert_and_check): Use unsigned_type_for instead of c_common_unsigned_type.

gcc/
       * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
       instead of c_common_unsigned_type.
       (c_common_unsigned_type): Remove.
       (shorten_compare): Use c_common_signed_or_unsigned_type instead of
       c_common_unsigned_type.
       (c_common_nodes_and_builtins): Use unsigned_type_for instead of
       c_common_unsigned_type.
       * c-common.h (c_common_unsigned_type): Remove.
       * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
       c_common_unsigned_type.
       * c-format.c (check_format_types): Use unsigned_type_for instead of
       c_common_unsigned_type.
       * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
       * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
       c_common_unsigned_type.
       * convert.c (convert_to_integer): Use unsigned_type_for instead of
       lang_hooks.types.unsigned_type.
       * expmed.c (make_tree): Use unsigned_type_for instead of
       lang_hooks.types.unsigned_type.
       * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
       lang_hooks.types.unsigned_type.
       (build_range_check): Likewise.
       (fold_unary): Likewise.
       (fold_binary): Likewise.
       (fold_ternary): Likewise.
       * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
       * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
       * tree.c (get_unsigned_type): New.
       (unsigned_type_for): Use get_unsigned_type instead of
       lang_hooks.types.unsigned_type

gcc/ada
       * misc.c (LANG_HOOKS_UNSIGNED_TYPE): Remove.

gcc/cp
       * cp-objcp-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
       * decl.c (grokdeclarator): Use unsigned_type_for instead of
       c_common_unsigned_type.

gcc/fortran
       * f95-lang.c (LANG_HOOKS_UNSIGNED_TYPE): Remove.
       * trans-intrinsic.c (gfc_conv_intrinsic_ishft): Use unsigned_type_for
       instead of gfc_unsigned_type.
       * trans-stmt.c (gfc_trans_do): Use unsigned_type_for instead of
       gfc_unsigned_type.
       * trans-types.c (gfc_unsigned_type): Remove.
       * trans-types.h (gfc_unsigned_type): Remove.

gcc/java
       * expr.c (build_java_binop): Use unsigned_type_for instead of
       java_unsigned_type.
       * java-tree.h (java_unsigned_type): Remove.
       * lang.c (LANG_HOOKS_UNSIGNED_TYPE): Remove.
       * typeck.c (java_unsigned_type): Remove.

gcc/treelang
       * treetree.c (tree_lang_unsigned_type): Remove.
       (LANG_HOOKS_UNSIGNED_TYPE): Remove.

From-SVN: r124715

1 files changed, 5 insertions, 37 deletions

diff --git a/gcc/c-common.c b/gcc/c-common.c
index 17a0067..d132be9 100644
--- a/gcc/c-common.c
+++ b/gcc/c-common.c
@@ -1330,7 +1330,7 @@ warnings_for_convert_and_check (tree type, tree expr, tree result)
           else if (warn_conversion)
             conversion_warning (type, expr);
         }
-      else if (!int_fits_type_p (expr, c_common_unsigned_type (type))) 
+      else if (!int_fits_type_p (expr, unsigned_type_for (type))) 
 	warning (OPT_Woverflow,
 		 "overflow in implicit constant conversion");
       /* No warning for converting 0x80000000 to int.  */
@@ -2025,39 +2025,6 @@ c_common_type_for_mode (enum machine_mode mode, int unsignedp)
   return 0;
 }
 
-/* Return an unsigned type the same as TYPE in other respects.  */
-tree
-c_common_unsigned_type (tree type)
-{
-  tree type1 = TYPE_MAIN_VARIANT (type);
-  if (type1 == signed_char_type_node || type1 == char_type_node)
-    return unsigned_char_type_node;
-  if (type1 == integer_type_node)
-    return unsigned_type_node;
-  if (type1 == short_integer_type_node)
-    return short_unsigned_type_node;
-  if (type1 == long_integer_type_node)
-    return long_unsigned_type_node;
-  if (type1 == long_long_integer_type_node)
-    return long_long_unsigned_type_node;
-  if (type1 == widest_integer_literal_type_node)
-    return widest_unsigned_literal_type_node;
-#if HOST_BITS_PER_WIDE_INT >= 64
-  if (type1 == intTI_type_node)
-    return unsigned_intTI_type_node;
-#endif
-  if (type1 == intDI_type_node)
-    return unsigned_intDI_type_node;
-  if (type1 == intSI_type_node)
-    return unsigned_intSI_type_node;
-  if (type1 == intHI_type_node)
-    return unsigned_intHI_type_node;
-  if (type1 == intQI_type_node)
-    return unsigned_intQI_type_node;
-
-  return c_common_signed_or_unsigned_type (1, type);
-}
-
 /* Return a signed type the same as TYPE in other respects.  */
 
 tree
@@ -2500,7 +2467,8 @@ shorten_compare (tree *op0_ptr, tree *op1_ptr, tree *restype_ptr,
 	      default:
 		break;
 	      }
-	  type = c_common_unsigned_type (type);
+	  /* unsigned_type_for doesn't support C bit fields */
+	  type = c_common_signed_or_unsigned_type (1, type);
 	}
 
       if (TREE_CODE (primop0) != INTEGER_CST)
@@ -3667,7 +3635,7 @@ c_common_nodes_and_builtins (void)
   else
     {
       signed_wchar_type_node = c_common_signed_type (wchar_type_node);
-      unsigned_wchar_type_node = c_common_unsigned_type (wchar_type_node);
+      unsigned_wchar_type_node = unsigned_type_for (wchar_type_node);
     }
 
   /* This is for wide string constants.  */
@@ -3685,7 +3653,7 @@ c_common_nodes_and_builtins (void)
   default_function_type = build_function_type (integer_type_node, NULL_TREE);
   ptrdiff_type_node
     = TREE_TYPE (identifier_global_value (get_identifier (PTRDIFF_TYPE)));
-  unsigned_ptrdiff_type_node = c_common_unsigned_type (ptrdiff_type_node);
+  unsigned_ptrdiff_type_node = unsigned_type_for (ptrdiff_type_node);
 
   lang_hooks.decls.pushdecl
     (build_decl (TYPE_DECL, get_identifier ("__builtin_va_list"),