namespace llvm {
+/// hexdigit - Return the (uppercase) hexadecimal character for the
+/// given number \arg X (which should be less than 16).
+static inline char hexdigit(unsigned X) {
+ return X < 10 ? '0' + X : 'A' + X - 10;
+}
+
static inline std::string utohexstr(uint64_t X) {
char Buffer[40];
char *BufPtr = Buffer+39;
while (X) {
unsigned char Mod = static_cast<unsigned char>(X) & 15;
- if (Mod < 10)
- *--BufPtr = '0' + Mod;
- else
- *--BufPtr = 'A' + Mod-10;
+ *--BufPtr = hexdigit(Mod);
X >>= 4;
}
return std::string(BufPtr);