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20 TechQA 2024-03-28T13:44:25.847000How to change UP (direction) flag in x86 assembly to 1?
58 views
Asked by Jessica Pawłowska
Are there any internal descriptions of the RFLAGS 32-63 bits?
104 views
Asked by vengy
How to move the zero flag into a register in x86-64?
522 views
Asked by RTC222
In inline asm within C, on x86/x86-64, is the value of the direction flag guaranteed to be cld?
74 views
Asked by Cecil Ward
Why eflags register need a PF flag to record even or odd ones in the data?
26 views
Asked by Michael Coleman
Why does this subtraction in NASM not set the sign flag?
51 views
Asked by louis
In this X86 emulator, why is the overflow flag getting set when adding 0xFFFF to 0xFFFF?
256 views
Asked by Peter Malamud Smith
Conditions under which EFLAGS flags are set in x86/x64
860 views
Asked by Katoptriss
Why doesn't bitwise NOT affect the ZF bit or any other FLAGS?
238 views
Asked by C7E
Why does the Zero Flag exist?
461 views
Asked by Bryan Turns
Overflow flag set to 1 after ROL operation even though it should be undefined
149 views
Asked by blake
Problem in understanding the overflow flag (OF) as defined by the IMUL instruction
424 views
Asked by dummy account
Should Sign Bit be ON for -65535 decimal in Intel 8086 assembly language?
59 views
Asked by ABIR HASSAN
What exactly does BitwiseXNOR mean?
96 views
Asked by Nicholas Humphrey
does single step interrupt(01H interrupt) clear TF flag after every instruction?
277 views
Asked by Kaka10
Assembly pushf,pop commands, sub changig result?
135 views
Asked by Ovelion
Why is the Overflow-Flag only set when single shifts are used?
525 views
Asked by stht55
How can x86 arithmetic in 8 bit mode and update the flags?
200 views
Asked by qjpdzjcb
In MASM64, is there an instruction for pushing a 16-bit immediate on the stack?
536 views
Asked by Kozue Mukai