FCVT.S.LU

Convert Unsigned Long to Float

FCVT.S.LU rd, rs1

Converts a 64-bit unsigned integer to a single-precision float.

Details

Converts between floating-point types or between floating-point and integer. Result is rounded according to the dynamic rounding mode. Invalid conversions produce the IEEE default NaN or the appropriate integer saturation value.

Pseudocode Operation

F[rd] = u64_to_f32(R[rs1]);

Example

FCVT.S.LU f1, x10

Encoding

Binary Layout
1101000
31:25
00011
24:20
rs1
19:15
rm
rd
14:10
1010011
9:3
 
Format I-Type (Float)
Opcode 0x53
Extension F

Operands

  • rd
    Dest (Float)
  • rs1
    Source (U-Long)