movsxbq 719 src/x64/assembler-x64.h void movsxbq(Register dst, const Operand& src); movsxbq 2620 src/x64/lithium-codegen-x64.cc __ movsxbq(result, operand); movsxbq 3356 src/x64/stub-cache-x64.cc __ movsxbq(rcx, Operand(rbx, rcx, times_1, 0)); movsxbq 111 test/cctest/test-disasm-x64.cc __ movsxbq(rdx, Operand(rcx, 0)); movsxbq 146 test/cctest/test-disasm-x64.cc __ movsxbq(rdx, Operand(rsp, 12));