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New posts in x86

JRE 32bit vs 64bit

java x86 x86-64 jvm-hotspot

Fast way of finding most and least significant bit set in a 64-bit integer

c# x86 bit-manipulation leading-zero

GCC/X86, Problems with relative jumps

c gcc x86

x86 ASM Linux - Using the .bss Section

linux assembly x86 nasm intel

Is Shifting more than 32 bits of a uint64_t integer on an x86 machine Undefined Behavior?

c++ c x86 bit-shift uint64

What does `dup (?)` mean in TASM?

assembly x86 tasm

Getting max value in a __m128i vector with SSE?

c assembly x86 sse

Are there any considerations needed to be taken running your .net program on x64 vs x86?

.net x86 64-bit

Assembly: REP MOVS mechanism

assembly x86

Count each bit-position separately over many 64-bit bitmasks, with AVX but not AVX2

c optimization x86 x86-64 simd

MSVC: Invalid memcpy optimization?

c++ visual-c++ x86 memcpy compiler-bug

How can I load values from memory without polluting the cache?

assembly caching x86

How are MMIO, IO and PCI configuration request routed and handled by the OS in a NUMA system?

io x86 cpu-architecture numa

64-bit registers under 32-bit windows

assembly x86 x86-64

Vectorizing with unaligned buffers: using VMASKMOVPS: generating a mask from a misalignment count? Or not using that insn at all

gcc assembly x86 sse avx

Why does GCC drop the frame pointer on 64-bit?

gcc assembly x86 64-bit stack-frame

How to produce a minimal BIOS hello world boot sector with GCC that works from a USB stick on real hardware?

assembly x86 qemu gnu-assembler bare-metal

Is there any hope to call a common base class method on a std::variant efficiently?

c++ performance x86 c++17 variant

What happens when a mov instruction causes a page fault with interrupts disabled on x86?

linux-kernel x86 linux-device-driver interrupt page-fault

Which 2's complement integer operations can be used without zeroing high bits in the inputs, if only the low part of the result is wanted?

assembly binary x86 integer twos-complement
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