53       : start_(start), pc_(pc), end_(end), buffer_offset_(buffer_offset) {  in start_()
148     return read_leb<uint32_t, kValidate, kAdvancePc, kTrace>(pc_, &length,
155     return read_leb<int32_t, kValidate, kAdvancePc, kTrace>(pc_, &length, name);
163       pc_ += size;
165       pc_ = end_;
171     DCHECK_LE(pc_, end_);  in checkAvailable()
172     if (V8_UNLIKELY(size > static_cast<uint32_t>(end_ - pc_))) {  in checkAvailable()
173       errorf(pc_, "expected %u bytes, fell off end", size);  in checkAvailable()
179   void error(const char* msg) { errorf(pc_, "%s", msg); }  in error()
216     traceByteRange(pc_, end_);  in traceOffEnd()
236     pc_ = start;
249   bool more() const { return pc_ < end_; }  in more()
252   const byte* pc() const { return pc_; }  in pc()
253   uint32_t position() const { return static_cast<uint32_t>(pc_ - start_); }  in position()
255     return static_cast<uint32_t>(pc_ - start_) + buffer_offset_;  in pc_offset()
268   const byte* pc_;  variable
291       pc_ = end_;  in consume_little_endian()
294     IntType val = read_little_endian<IntType, false>(pc_, name);  in consume_little_endian()
295     traceByteRange(pc_, pc_ + sizeof(IntType));  in consume_little_endian()
297     pc_ += sizeof(IntType);  in consume_little_endian()
305     DCHECK_IMPLIES(advance_pc, pc == pc_);
337     if (advance_pc) pc_ = pc + (at_end ? 0 : 1);  in read_leb_tail()