x86 cmp

相關問題 & 資訊整理

x86 cmp

In x86 assembly according to your assembler(e.g tasm, masm or nasm) you cannot compare immediates or variables with each other.,Opcode, Instruction, Op/En, 64-Bit Mode, Compat/Leg Mode, Description. 3C ib, CMP AL, imm8, I, Valid, Valid, Compare imm8 with AL. 3D iw, CMP AX, imm16 ... ,x86 assembly tutorials, x86 opcode reference, programming, pastebin with syntax highlighting. ... 81 /7 iw, CMP r/m16, imm16, Compare imm16 with r/m16. , MASM uses the standard Intel syntax for writing x86 assembly code. ..... performed being a special compare instruction, cmp (see below)., CMP performs a subtraction but does not store the result. ... I see that you like pain and are using the braindead variant of x86 assembly called ..., There are generally speaking two types of conditional jumps in x86: Arithmetic ... cmp eax, ebx jne .eax_is_not_equal_to_ebx cmp ecx, edx ja .,Note that the GAS/AT&T syntax can be rather confusing, as for example cmp $0, %rax followed by jl branch will branch if %rax < 0 (and not the opposite as might ... , It doesn't matter which opcode you use if you compare two registers. The only difference is when comparing a register with a memory operand, ..., Description. The cmp instruction is used to perform comparison. It's identical to the sub instruction except it does not affect operands. It impacts ..., CMP 指令作的,其實就是vleft - vright,並將比較後的結果存入EFLAGS register 中(使用到zero、carry、sign 三個flag),以下進行詳細的說明:

相關軟體 Jnes 資訊

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x86 cmp 相關參考資料
Can I compare (CMP) immediate values in Assembly? - Stack Overflow

In x86 assembly according to your assembler(e.g tasm, masm or nasm) you cannot compare immediates or variables with each other.

https://stackoverflow.com

CMP — Compare Two Operands

Opcode, Instruction, Op/En, 64-Bit Mode, Compat/Leg Mode, Description. 3C ib, CMP AL, imm8, I, Valid, Valid, Compare imm8 with AL. 3D iw, CMP AX, imm16&nbsp;...

https://www.felixcloutier.com

CMP: Compare Two Operands (x86 Instruction Set Reference) - c9x.me

x86 assembly tutorials, x86 opcode reference, programming, pastebin with syntax highlighting. ... 81 /7 iw, CMP r/m16, imm16, Compare imm16 with r/m16.

https://c9x.me

Guide to x86 Assembly - Computer Science - University of Virginia

MASM uses the standard Intel syntax for writing x86 assembly code. ..... performed being a special compare instruction, cmp (see below).

http://www.cs.virginia.edu

How cmp assembly instruction sets flags (X86_64 GNU Linux) - Stack ...

CMP performs a subtraction but does not store the result. ... I see that you like pain and are using the braindead variant of x86 assembly called&nbsp;...

https://stackoverflow.com

JNZ &amp; CMP Assembly Instructions - Stack Overflow

There are generally speaking two types of conditional jumps in x86: Arithmetic ... cmp eax, ebx jne .eax_is_not_equal_to_ebx cmp ecx, edx ja .

https://stackoverflow.com

X86 AssemblyControl Flow - Wikibooks, open books for an open world

Note that the GAS/AT&amp;T syntax can be rather confusing, as for example cmp $0, %rax followed by jl branch will branch if %rax &lt; 0 (and not the opposite as might&nbsp;...

https://en.wikibooks.org

x86 CMP Instruction Difference - Stack Overflow

It doesn&#39;t matter which opcode you use if you compare two registers. The only difference is when comparing a register with a memory operand,&nbsp;...

https://stackoverflow.com

X86-assemblyInstructionscmp - aldeid

Description. The cmp instruction is used to perform comparison. It&#39;s identical to the sub instruction except it does not affect operands. It impacts&nbsp;...

https://www.aldeid.com

小信豬的原始部落: PC Assembly Language 學習筆記(5) - Control ...

CMP 指令作的,其實就是vleft - vright,並將比較後的結果存入EFLAGS register 中(使用到zero、carry、sign 三個flag),以下進行詳細的說明:

http://godleon.blogspot.com