x86-64

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Is gcc-c++ not optimizing atomic operations for current x86-64 processors
user_71560080
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4
2
432
x86-64 atomic concurrency assembly c++
Can't force the use of 64-bit registers in GCC inline assembly
user_81074300
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5
1
1543
x86-64 inline-assembly gcc c
Values returned by E820h QuerySystemAddressMap on 4GB+ memory
user_31447700
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4
1
168
bios x86-64 assembly memory
How can I accurately benchmark unaligned access speed on x86_64?
user_81571870
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6
3
2715
x86-64 inline-assembly benchmarking x86 performance
Fully utilizing pipelines on kaby lake
user_21895000
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8
2
370
avx2 x86-64 micro-optimization assembly performance
Set all bits in CPU register to 1 efficiently
user_24286400
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20
2
6899
mips x86-64 arm assembly
Why MOV AH,1 is not supported in 64 bit mode of intel microprocessor?
user_52547770
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3
2
1130
x86-64 x86 assembly
Was there a P4 model with double-pumped 64-bit operations?
user_1491380
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5
1
750
x86-64 intel x86 cpu-architecture
Atomic double floating point or SSE/AVX vector load/store on x86_64
user_19158540
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5
2
3482
stdatomic vectorization x86-64 assembly c++
Why is memcmp(a, b, 4) only sometimes optimized to a uint32 comparison?
John_Zwinck_43230
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69
4
5047
compiler-optimization x86-64 clang gcc c
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