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New posts in x86-64
How does the kernel-side page cache virt <-> phys mapping interact with the TLB?
Feb 13, 2026
linux
linux-kernel
x86-64
mmap
tlb
What resource_stall.other might mean
Feb 12, 2026
performance
assembly
x86
x86-64
Mac OS: ld: in section __DATA,__data reloc 0: length < 2 and X86_64_RELOC_UNSIGNED not supported
Feb 12, 2026
macos
assembly
64-bit
x86-64
gnu-assembler
Inline assembly in compiler design
Feb 09, 2026
parsing
compiler-construction
x86-64
inline-assembly
language-design
Why does the shell run remaining input when the char *buf is larger than size_t count for a read system call?
Feb 07, 2026
linux
assembly
terminal
x86-64
tty
machine code FF 25 should have 64-bit operand but actually only 32-bit is available
Feb 08, 2026
assembly
x86-64
machine-code
opcode
How do I extract a single byte from an xmm-register in Asm?
Feb 06, 2026
assembly
x86-64
sse
gnu-assembler
replaced C function with assembly, now segfaulting after main exits [duplicate]
Feb 06, 2026
linux
assembly
x86-64
calling-convention
abi
Address sanitizer says there is a segfault, but valgrind and gdb say there isn't?
Feb 05, 2026
assembly
gcc
segmentation-fault
x86-64
address-sanitizer
Creating overload for String.GetHashCode() to return same value in x86 and x64 environments
Feb 03, 2026
c#
.net
x86-64
gethashcode
Using call-preserved registers vs just the stack for saving values around a function call [duplicate]
Feb 02, 2026
c
assembly
gcc
x86-64
register-allocation
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
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