BSR (R64, M64)


Summary: "Bit Scan Reverse"
Reference: https://www.felixcloutier.com/x86/BSR.html
Extension: BASE
Category: BITBYTE
ISA-Set: I386
CPL: 3
iform: BSR_GPRv_MEMv
iclass: BSR
ASM: BSR

Operands


Available performance data


Alder Lake-P


Alder Lake-E


Rocket Lake


Tiger Lake


Ice Lake


Cascade Lake


Cannon Lake


Skylake-X


Coffee Lake


Kaby Lake


Skylake


Broadwell


Haswell


Ivy Bridge


Sandy Bridge


Westmere


Nehalem


Wolfdale


Conroe


Tremont


Goldmont Plus


Goldmont


Airmont


Bonnell


AMD Zen 3


AMD Zen 2


AMD Zen+