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New posts in x86-64
Why is adding DoubleStructs slower than adding doubles by a much bigger ratio than the long equivalent?
Nov 27, 2025
c#
performance
.net-core
x86-64
benchmarking
Assembler division x86 strange numbers [duplicate]
Nov 26, 2025
c
gcc
assembly
x86-64
integer-division
Will an implicit stack switch occur when switching from compatibility mode to 64-bit mode at the same privilege level?
Nov 26, 2025
assembly
x86-64
stack-memory
memory-segmentation
Precise measurements of maximum cycle count with RDTSC
Nov 25, 2025
linux-kernel
profiling
x86-64
intel
msr
Does GAS support string literals as numeric constants like NASM does? [duplicate]
Nov 22, 2025
assembly
x86-64
string-literals
gnu-assembler
Mac OSX 64bit assembly - fork() test/jne doesn't work?
Nov 21, 2025
assembly
fork
x86-64
system-calls
shellcode
Assembly ".set" directive emitting symbol
Nov 21, 2025
macos
assembly
kernel
x86-64
why addresses of elements in the stack are reversed in ubuntu64?
Nov 21, 2025
c
assembly
x86-64
stack-memory
stack-frame
Variadic functions without `...`
Nov 20, 2025
c
assembly
language-lawyer
x86-64
abi
Random memory write is slower than random memory read?
Nov 20, 2025
performance
x86-64
cpu-cache
memory-bandwidth
The address of C ++ pointer
Nov 19, 2025
c++
pointers
x86-64
memory-address
I can set up an arm64 docker image, but can't run anything
Nov 18, 2025
docker
x86-64
qemu
arm64
Is CMOVcc considered a branching instruction?
Nov 18, 2025
assembly
x86-64
cpu-architecture
micro-optimization
branch-prediction
Replacing the call-stack of an application
Nov 16, 2025
windows
assembly
winapi
x86-64
backtrace
Is there an equivalent register to Intel's MSR_SMI_COUNT on AMD architecture?
Nov 05, 2025
x86-64
hardware
amd-processor
SSE Instruction to load Bytes with Zero Extension?
Nov 04, 2025
c
assembly
x86
x86-64
sse
how to reference local variables on the stack properly
Nov 02, 2025
assembly
stack
x86-64
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