/// Utility function to encode a ULEB128 value to an output stream.
inline void encodeULEB128(uint64_t Value, raw_ostream &OS,
- unsigned Padding = 0) {
+ unsigned Padding = 0) {
do {
uint8_t Byte = Value & 0x7f;
Value >>= 7;
/// Utility function to encode a ULEB128 value to a buffer. Returns
/// the length in bytes of the encoded value.
inline unsigned encodeULEB128(uint64_t Value, uint8_t *p,
- unsigned Padding = 0) {
+ unsigned Padding = 0) {
uint8_t *orig_p = p;
do {
uint8_t Byte = Value & 0x7f;
/// Utility function to decode a ULEB128 value.
-inline uint64_t decodeULEB128(const uint8_t *p, unsigned *n = 0) {
+inline uint64_t decodeULEB128(const uint8_t *p, unsigned *n = nullptr) {
const uint8_t *orig_p = p;
uint64_t Value = 0;
unsigned Shift = 0;
do {
- Value += (*p & 0x7f) << Shift;
+ Value += uint64_t(*p & 0x7f) << Shift;
Shift += 7;
} while (*p++ >= 128);
if (n)
return Value;
}
+/// Utility function to get the size of the ULEB128-encoded value.
+extern unsigned getULEB128Size(uint64_t Value);
+
+/// Utility function to get the size of the SLEB128-encoded value.
+extern unsigned getSLEB128Size(int64_t Value);
+
} // namespace llvm
#endif // LLVM_SYSTEM_LEB128_H