Shr word ptr
WebMUL WORD PTR [SI]; (DX)(AX) (AX) x ([SI]) ... SHR: SHR destination, count . This instruction shifts each bit in the specified destination to the right and 0 is stored at MSB position. The LSB is shifted into the carry flag. The destination can be a byte or a word. WebIdentify 4 health risk problems you have identified while reviewing C.G.'s admission information. Verified answer. engineering. A machine costs $250,000 to purchase and will provide$60,000 a year in benefits. The company plans to use the machine for 12 years and then will sell the machine for scrap, receiving $15,000.
Shr word ptr
Did you know?
WebDec 21, 2015 · The MSB is shifted into the carry flag. The destination can be a byte or a word. It can be in a register or in a memory location. The number of shifts is indicated by count. Eg. SAL CX, 1 SAL AX, CL SHR : SHR destination, count This instruction shifts each bit in the specified destination to the right and 0 is stored at MSB position. WebNov 6, 2024 · ptr – pointer (指针)缩写。汇编里面 ptr 是规定的字 (保留字)。mov ax,bx ;是把BX寄存器“里”的值赋予AX,由于二者都是word型,不用wordmov ax,word ptr [bx];是把 …
WebFeb 18, 2024 · mov ax, word ptr num. When you wrote this mov ax, word ptr num you effectively asked to retrieve only the lowest word (2 bytes) at the "num" address. You got the 1st byte 33h in AL and the 2nd byte 04h in AH, combined in one register: AX=0433h. mov bx, word ptr num+2. This one works similarly but will instead give only the highest word. WebWORD PTRWORD PTR word pointerword pointer – 16-bit operandbit operand BYTE PTR byte pointer – 8-bit operand •Example : MOV BYTE PTR [0FF3E], 1 8 bit destination, no ambiggyuity MOV WORD PTR [BX], 0 16 bit destination no ambiguity SYSC3006 16-bit destination, no ambiguity .
WebDblSAR: sar word ptr Operand+4, 1 rcr word ptr Operand+2, 1 rcr word ptr Operand, 1 DblSHR: shr word ptr Operand+4, 1 rcr word ptr Operand+2, 1 rcr word ptr Operand, 1 There is one major difference between the extended precision shifts described here and their 8/16 bit counterparts - the extended precision shifts set the flags differently than the single … WebApr 5, 2024 · In other words, if you shift right an unsigned number then you would use logical shift right. If you shift an integer number with a sign, then you would need the arithmetical shift right, to preserve the sign. The former STL had this option SHR vs. SSD, SSI, now the new SCL has only SHR (logical shift right), as the other is not necessary anymore.
Web本来,若变量X定义成了16位的字类型变量(即用DW定义),可以直接写 MOV X, AX. 但因为X未定义成字,可能是用DB定义成了8位的字节,也可能是用DD定义成了32位的双字,直接那样写会出现两个操作数类型不一致的错误。. 所以就加上WORD PTR指定这一次将X变量地址 …
WebDec 23, 2024 · SHL BYTE PTR [0400H], CL (c) SHR BYTE PTR [DI], 1 (d) SHR BYTE PTR [DI+BX], CL (e) SAR WORD PTR (BX+DI], 1 (f) ) SAR WORD PTR [BX] [DI] +10H, CL 39. … birthday funny e cardWebAug 5, 2024 · 下面的指令中,用 byte ptr指明了指令访问的内存单元是一个字节单元 。. mov byte ptr ds: [0],1. inc byte ptr [bx] inc byte ptr ds: [o] add byte ptr [bx],2. word. 对于这个问 … dan litwer press ganeyWebStudy with Quizlet and memorize flashcards containing terms like 21. The following statement will assemble without errors: mov WORD PTR [eax], 1234h, 22. The following … dan lin warner brothersWebNov 26, 2014 · AF is undefined. SHR BP, 1 Shift word in BP one bit position right, 0 in MSB MOV CL, 03H Load desired number of shifts into CL SHR BYTE PTR [BX] Shift byte in DS … birthday funny gifWebThis animated phonics song helps children learn the sound of the trigraph SHR in English. A trigraph is a combination of three letters representing one sound... dan little lawyerWebDec 23, 2024 · SHL BYTE PTR [0400H], CL (c) SHR BYTE PTR [DI], 1 (d) SHR BYTE PTR [DI+BX], CL (e) SAR WORD PTR (BX+DI], 1 (f) ) SAR WORD PTR [BX] [DI] +10H, CL 39. Assume that the state of 8088's registers and memory just prior to execution of each instruction in problem 38 is as follows: dan litzinger pickaway county ohioWebA/D转换0809应用. 一、实验目的. 1掌握A/ D转换与单片机的接口方法。. 2了解A/ D芯片0809转换性能及编程方法。. 3通过实验了解单片机如何进行数据采集。. 二、实验内容. 利用实验仪上的0809做A/ D转换实验,〖ZH (〗实验仪上的W1电位器提供模拟量输入。. 编制程序 … dan lively attorney