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Investigate macro-op fusion #2

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gaul opened this issue Nov 4, 2019 · 1 comment

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gaul commented Nov 4, 2019

https://en.wikichip.org/wiki/macro-operation_fusion#x86

Owner Author

gaul commented May 2, 2020

For example, translate:

dec  n
cmp  n, 0
jne  1b

into:

sub n, 1
jnz 1b

which executes as a single macro-op.

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