diff options
Diffstat (limited to 'gcc/tree.h')
| -rw-r--r-- | gcc/tree.h | 18 |
1 files changed, 15 insertions, 3 deletions
@@ -402,6 +402,18 @@ extern void tree_class_check_failed PROTO((const tree, char, == TYPE_MODE (TREE_TYPE (TREE_OPERAND (EXP, 0))))) \ (EXP) = TREE_OPERAND (EXP, 0); +/* Like STRIP_NOPS, but don't let the signedness change either. */ + +#define STRIP_SIGN_NOPS(EXP) \ + while ((TREE_CODE (EXP) == NOP_EXPR \ + || TREE_CODE (EXP) == CONVERT_EXPR \ + || TREE_CODE (EXP) == NON_LVALUE_EXPR) \ + && (TYPE_MODE (TREE_TYPE (EXP)) \ + == TYPE_MODE (TREE_TYPE (TREE_OPERAND (EXP, 0)))) \ + && (TREE_UNSIGNED (TREE_TYPE (EXP)) \ + == TREE_UNSIGNED (TREE_TYPE (TREE_OPERAND (EXP, 0))))) \ + (EXP) = TREE_OPERAND (EXP, 0); + /* Like STRIP_NOPS, but don't alter the TREE_TYPE either. */ #define STRIP_TYPE_NOPS(EXP) \ @@ -861,9 +873,9 @@ struct tree_block /* The set of type qualifiers for this type. */ #define TYPE_QUALS(NODE) \ - ((TYPE_READONLY(NODE) * TYPE_QUAL_CONST) | \ - (TYPE_VOLATILE(NODE) * TYPE_QUAL_VOLATILE) | \ - (TYPE_RESTRICT(NODE) * TYPE_QUAL_RESTRICT)) + ((TYPE_READONLY(NODE) * TYPE_QUAL_CONST) \ + | (TYPE_VOLATILE(NODE) * TYPE_QUAL_VOLATILE) \ + | (TYPE_RESTRICT(NODE) * TYPE_QUAL_RESTRICT)) /* These flags are available for each language front end to use internally. */ #define TYPE_LANG_FLAG_0(NODE) (TYPE_CHECK (NODE)->type.lang_flag_0) |