BeeOnRope

BeeOnRope has asked 337 questions and find answers to 312 problems.

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Performance Matters

BeeOnRope questions

On which member is no_unique_address needed and why?
What's the using equivalent of a function typedef?
Compatibility between structs with differently const-qualified pointers
Are all side-effects of executor tasks visible after invokeAll?
Can a std::function typedef be used to help define a lambda?
Can consecutive truncating integer divisions be replaced with a multiplication?
Long latency instruction
Are .NET WSE client stubs thread-safe?
Loading and storing long doubles in x86-64
Is it an ODR violation to have inconsistent noexcept in declaration?

BeeOnRope answers

In this compiler output, why does func(int) use its first arg as a pointer, zeroing 24 bytes of pointed-to memory? The arg isn't a pointer
CPUs in multi-core architectures and memory access
Linux futex for 64-bits
Complex data reorganization with vector instructions
What is the purpose of the pause x86 instruction and the loop in the GetSystemTimeAsFileTime function disassembly?
Lock Free stack implementation idea - currently broken
Difference between memory fetch with and without offset on Intel
Using POSIX thread library in x86_64 assembler (yasm) takes more execution time
x86-64 page table Global bit
Long latency instruction