assembly ja
If dx is 0x0680, then dh is 0x06 and dl is 0x80. 0x80 is interpreted as 128 in unsigned mode, and -128 in signed mode. Thus, you have to use jg ..., From this page: FCOM compares ST0 with the given operand, and sets the FPU flags accordingly. But your JA midi is testing the CPU flags., From the looks of things, you seem to be using Intel syntax assembly, in which case what you have is roughly equivalent to if (unsigned)eax ...,As Intel's manual explains, JG interprets the flags as though the comparison was signed, and JA interprets the flags as though the comparison was unsigned (of ... ,77 cb, JA rel8, Jump short if above (CF=0 and ZF=0) .... A relative offset (rel8, rel16, or rel32) is generally specified as a label in assembly code, but at the ... ,Mnemonic, Meaning, Jump Condition. JA, Jump if Above, CF=0 and ZF=0. JAE, Jump if Above or Equal, CF=0. JB, Jump if Below, CF=1. JBE, Jump if Below or ... ,Loads EIP with the specified address, if the minuend of the previous cmp instruction is greater than the subtrahend . ja is the same as jg , except that it performs ... ,mov clusterSize,4096 next: ＊ 複合運算式 高階 一般 簡化 ◇ 範例: if(a1>b1) AND (b1>c1) cmp al , bl ;第一個運算式 cmp al,bl ja L1 jbe next. X = 1 ; jmp next cmp ...
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 assembly ja 相關參考資料
Assembly Language: difference between ja and jg? - Stack Overflow
If dx is 0x0680, then dh is 0x06 and dl is 0x80. 0x80 is interpreted as 128 in unsigned mode, and -128 in signed mode. Thus, you have to use jg ... https://stackoverflow.com Assembly: JA and JB work incorrectly - Stack Overflow
From this page: FCOM compares ST0 with the given operand, and sets the FPU flags accordingly. But your JA midi is testing the CPU flags. https://stackoverflow.com cmp and ja question - Stack Overflow
From the looks of things, you seem to be using Intel syntax assembly, in which case what you have is roughly equivalent to if (unsigned)eax ... https://stackoverflow.com Difference between JA and JG in assembly - Stack Overflow
As Intel's manual explains, JG interprets the flags as though the comparison was signed, and JA interprets the flags as though the comparison was unsigned (of ... https://stackoverflow.com JA - Jump if Condition Is Met
77 cb, JA rel8, Jump short if above (CF=0 and ZF=0) .... A relative offset (rel8, rel16, or rel32) is generally specified as a label in assembly code, but at the ... http://faydoc.tripod.com JA - JZ instructions - Penguin.cz
Mnemonic, Meaning, Jump Condition. JA, Jump if Above, CF=0 and ZF=0. JAE, Jump if Above or Equal, CF=0. JB, Jump if Below, CF=1. JBE, Jump if Below or ... http://www.penguin.cz X86 AssemblyControl Flow - Wikibooks, open books for an open world
Loads EIP with the specified address, if the minuend of the previous cmp instruction is greater than the subtrahend . ja is the same as jg , except that it performs ... https://en.wikibooks.org [Masm] Assembly 筆記- Ch6 條件處理@ alog :: 隨意窩Xuite日誌
mov clusterSize,4096 next: ＊ 複合運算式 高階 一般 簡化 ◇ 範例: if(a1>b1) AND (b1>c1) cmp al , bl ;第一個運算式 cmp al,bl ja L1 jbe next. X = 1 ; jmp next cmp ... https://blog.xuite.net |