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New posts in x86-64

Intel REX Encoding of PUSH

Optimal implementation of iterative Kahan summation

Has Hardware Lock Elision gone forever due to Spectre Mitigation?

Linux x86-64 fork syscall strange behavior against C standard libc FILE I/O (keywords: fork, fclose, linux) [duplicate]

c linux fork x86-64 stdio

Direction/Sign Extend bit in the encoding of an x86 opcode

Datetime Granularity between 32bit and 64bit Windows

Why are the data segment registers always null in gdb?

gdb x86-64 glibc

Gnu assembler gives unexpected memory operand

Sign or Zero Extension of address in 64bit mode for MOV moffs32?

SIMD versions of SHLD/SHRD instructions

Efficient (on Ryzen) way to extract the odd elements of a __m256 into a __m128?

Can I rule out that SIGBUS is raised by a "minor page fault"? (Kernel log has no allocation failure)

c linux x86-64 sigbus

Minimal opcode size x86-64 strlen implementation

assembly nasm x86-64 yasm

Why does a syscall clobber rcx and r11? [duplicate]

Thread local real usage of the underlying segment registers

Determine 32/64 bit architecture in assembly

How can I count instructions executed on Red Hat Enterprise Linux (x86-64)?

Is there an 8-bit atomic CAS (cmpxchg) intrinsic for X64 in Visual C++?

Where do you check the prototypes of syscalls on x86-64 machines?

Minimal overhead way of intercepting system calls without modifying the kernel

c linux gcc x86-64 system-calls