x86

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Do prefetch instructions need to return their result before they retire?
user_1491380
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7
1
815
prefetch x86 performance
Why modifying an instruction cause huge i-cache and i-TLB misses on x86?
user_12054760
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6
1
428
perf x86-64 performancecounter x86 performance
Fast single precision reciprocal square root in C++ on very low precision
user_57677400
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5
1
366
sqrt x86 c++ performance
Is there a penalty when base+offset is in a different page than the base?
user_5550450
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14
2
950
micro-optimization x86 assembly performance
Floating point [in]accuracy of C program, when running on the same machine, changed over last two weeks
user_10794300
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3
0
160
floating-accuracy floating-point intel x86 c
What does 'escape opcode' mean?
user_57448580
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2
1
1056
opcode machine-code x86 assembly encoding
Copying a bool from a parameter to a global - comparing compilers output
user_2146710
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15
2
546
compiler-optimization micro-optimization x86 assembly c++
Pipeline on Registers calculation
user_96720930
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6
3
508
x86 assembly cpu-architecture c++
Assembly - How to score a CPU instruction by latency and throughput
user_101158470
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3
1
2112
micro-optimization x86 assembly cpu-architecture performance
Is it valid to write below ESP?
user_3270830
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14
5
1456
stack-pointer abi x86 assembly windows
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