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How does the carry and overflow flag behave when result is to big for register
The following example should set both the carry and overflow flag:
mov eax, -120
add al, 140
add al, 140 will resemble the following operation in bit:
10001000
+10001100
---------
= 100010100
So th...
stht55
Votes: 0
Answers: 1
Check whether a number falls within 32/bit range in ADD operation is ARM
How can I check whether the NBC number falls within 32-bit range after an operation
ADD RO,RO,R1, LSL#1
I have read that it can be tested with a C flag which determines whether there is an overflow in...
user18591273
Votes: 0
Answers: 0
Would an Instruction Set Architecture benefit from both an ADC and SBC, or could all carry instructions repeat the previous type?
I'm creating an instruction set with only 16 instructions (4 bits opcode, 4 bits immediate), and as such am wondering if I could replace having both ADC (Add-with-carry) and SBC (Subtract-with-carry) ...
DataDeer.net
Votes: 0
Answers: 1