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- Micro fusion and addressing modes
- How exactly do partial registers on Haswell/Skylake perform? Writing AL seems to have a false dependency on RAX, and AH is inconsistent
- What is the stack engine in the Sandybridge microarchitecture?
- Slow jmp-instruction
- Why does Intel hide internal RISC core in their processors?
- Why is the loop instruction slow? Couldn’t Intel have implemented it efficiently?
- Why doesn’t GCC use partial registers?
- Why isn’t movl from memory to memory allowed?
- How to read the Intel Opcode notation
- What is the “FS”/”GS” register intended for?
- 32-byte aligned routine does not fit the uops cache
- Size of store buffers on Intel hardware? What exactly is a store buffer?
- What was the original reason for the design of AT&T assembly syntax?
- What’s the purpose of the rotate instructions (ROL, RCL on x86)?
- Is there a complete x86 assembly language reference that uses AT&T syntax? [closed]
- Why flush the pipeline for Memory Order Violation caused by other logical processors?
- Why isn’t the instruction pointer a normal register usable with MOV or ADD?
- What is instruction fusion in contemporary x86 processors?
- x86 32 bit opcodes that differ in x86-x64 or entirely removed
- Where is VPERMB in AVX2?
- Is a mov to a segmentation register slower than a mov to a general purpose register?
- Does Skylake need vzeroupper for turbo clocks to recover after a 512-bit instruction that only reads a ZMM register, writing a k mask?
- How does the CPU know how many bytes it should read for the next instruction, considering instructions have different lengths?
- Is processor can do memory and arithmetic operation at the same time?
- Why do x86-64 instructions on 32-bit registers zero the upper part of the full 64-bit register?
- Assembly – JG/JNLE/JL/JNGE after CMP
- Questions about AT&T x86 Syntax design
- NASM Error Parsing, Instruction Expected
- x86-64 canonical address?
- Second stage of bootloader prints garbage using Int 0x10/ah=0x0e