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New posts in x86-64
How do cores decide which cache line to invalidate in MESI?
Feb 01, 2026
assembly
x86-64
cpu-architecture
cpu-cache
Complete x86/x64 JIT Assembler for C Language
Jan 31, 2026
assembly
x86
x86-64
jit
x64 ymm/SIMD/vector instructions where ymm register is specified in a register?
Jan 31, 2026
assembly
x86-64
simd
Why does this compiler output by GCC error when translated into NASM?
Jan 30, 2026
assembly
compiler-errors
nasm
x86-64
code-translation
How to use INVLPG on x86-64 architecture?
Jan 25, 2026
c
assembly
x86
x86-64
tlb
Why do align access and non-align access have same performance?
Jan 27, 2026
x86-64
intel
memory-alignment
Is calling `add` on a memory location faster than calling it on a register and then moving the value?
Jan 26, 2026
assembly
x86
x86-64
micro-optimization
Assembly do we need the endings? [duplicate]
Jan 25, 2026
assembly
x86-64
att
Cache set and tag
Jan 24, 2026
caching
memory
x86-64
mmu
Is Tail Call Optimization intentionally not used for `vector<T> foo() { return bar(); }`, given `vector<T> bar();`? [duplicate]
Jan 24, 2026
c
gcc
optimization
x86-64
calling-convention
Assembly decode for x64 JMP instruction
Jan 23, 2026
assembly
x86
x86-64
disassembly
machine-code
AVX512 compare to vector not to mask
Jan 21, 2026
x86-64
avx512
Why is gcc -O3 auto-vectorizing factorial? That many extra instructions looks worse
Jan 21, 2026
gcc
x86
x86-64
compiler-optimization
auto-vectorization
Assembler - Load value from register instead of Immediate value
Jan 20, 2026
assembly
x86-64
cpu-registers
Calling C function from x64 assembly with registers instead of stack
Jan 20, 2026
assembly
x86-64
calling-convention
gnu-assembler
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