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Architecture-dependent instructions #85

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shintaro-iwasaki opened this issue Feb 8, 2019 · 1 comment
Open

Architecture-dependent instructions #85

shintaro-iwasaki opened this issue Feb 8, 2019 · 1 comment

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@shintaro-iwasaki
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Related to #84. ABTD_atomic_pause only supports x86/64 sleep, but other architectures might have similar instructions. We need to find and use them if exist.
@shintaro-iwasaki shintaro-iwasaki changed the title Architecture-independent instructions Architecture-dependent instructions Feb 19, 2019
@shintaro-iwasaki
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For ppc64, or 27,27,27 seems similar (see PowerISA v2.07B)
See the following as well:
https://stackoverflow.com/questions/5425506/equivalent-of-x86-pause-instruction-for-ppc
https://elixir.bootlin.com/linux/latest/source/arch/powerpc/include/asm/processor.h

For arm64, yield seems similar (see ARM Architecture Reference Manual)
See the following as well:
https://elixir.bootlin.com/linux/latest/source/arch/arm64/include/asm/processor.h

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