%log2 ( dst src -- )

Vocabulary

cpu.architecture

Inputs

dst	an object
src	an object

Outputs

None

Definition

USING: system ;

IN: cpu.architecture

HOOK: %log2 cpu ( dst src -- )

Methods

USING: cpu.architecture cpu.arm.64.assembler kernel system ;

M: arm.64 %log2 over CLZ 63 over dup SUBi dup NEG ;


USING: cpu.architecture cpu.x86.assembler system ;

M: x86 %log2 BSR ;