BSR

BITBYTE I386 x86_64

3 encoding forms.

X86_BSR_X86_LEGACY_0F_BD_721802
rv, rv/mv
X86_LEGACY BD /r
XED_BSR_X86_LEGACY_0F_BD_133899
REG0=GPRv_R():cw MEM0:r:v REG0=GPRv_R():cw REG1=GPRv_B():r
X86_LEGACY BD 0F BD /r I386
XED_BSR_X86_LEGACY_0F_BD_708128
REG0=GPRv_R():cw MEM0:r:v REG0=GPRv_R():cw REG1=GPRv_B():r REG0=GPRv_R():cw MEM0:r:v REG0=GPRv_R():cw REG1=GPRv_B():r
X86_LEGACY BD 0F BD 0F BD 0F BD /r I386