instructions

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is fcvtzs d0,d0 really an AArch64 SIMD instruction?
user_22077760
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2
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80
arm64 instructions instruction-set simd assembly
Why do x86 mul and div instructions only take a source operand?
user_125743410
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2
1
199
instructions x86-64 instruction-set x86 assembly
What exactly is the problem that memory barriers deal with?
user_121764600
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3
3
163
memory-barriers instructions assembly c++
Why left shift instruction has two names (SAL and SHL) in x86-64 ISA?
user_174658760
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4
2
275
mnemonics instructions x86-64 instruction-set assembly
How can I resolve RISC-V assembly pseudo instructions to true RISC-V instructions?
user_115212790
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4
1
721
riscv instructions assembly
What is integer division heavily used for?
user_458430
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8
0
153
instructions integer-division division cpu-architecture performance
Why wasn't DIV instruction implemented to set the CF instead of raising Exceptions
user_69085450
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2
1
215
instructions integer-division x86 assembly cpu-architecture
What is the difference between N.E. and I in Intel manual?
user_100050950
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3
1
114
instructions instruction-set intel x86 assembly
Why does 8-bit MUL combine into AX but 16 and 32-bit MUL leave their result split between [E]DX:[E]AX?
Admin1
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4
1
403
x86-16 multiplication instructions x86-64 assembly
What exactly is a machine instruction?
user_148439460
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2
2
166
microcoding instructions instruction-set cpu-architecture
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