Define opcode. opcode synonyms, opcode pronunciation, opcode translation, English dictionary definition of opcode. n a computer code containing operating instructions Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCol
OperandType The operand type of an intermediate language (IL) instruction. Size The size of the intermediate language (IL) instruction. StackBehaviourPop How the intermediate language (IL) instruction pops the stack. StackBehaviourPush How the intermediate language (IL) instruction pushes operand...
FIG. 2 is a diagram illustrating a format of an instruction200according to one embodiment of the invention. The instruction format200includes a prefix field210, an opcode field220, and operand specifier fields (e.g., modR/M, scale-index-base, displacement, immediate, etc.). The operand spec...
opcode 指令助记符,如LDR,STR 等 cond 执行条件,如EQ,NE 等 S 是否影响CPSR 寄存器的值,书写时影响CPSR,否则不影响 Rd 目标寄存器 Rn 第一个操作数的寄存器 operand2 第二个操作数 指令格式举例如下: LDR R0,[R1] ;读取R1 地址上的存储器单元内容,执行条件AL BEQ DATAEVEN ;跳转指令,执 ...