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CMPLTU Compare for Less Than, Unsigned Integers
3-102 Instruction Set SPRU733
Compare for Less Than, Unsigned Integers
CMPLTU
Syntax CMPLTU (.unit) src1, src2, dst
.unit = .L1 or .L2
Compatibility C62x, C64x, C67x, and C67x+ CPU
Opcode
31 29 28 27 23 22 18 17 13 12 11 5 4 3 2 1 0
creg z dst src2 src1 x op 1 1 0 s p
3 1 5 5 5 1 7 1 1
Opcode map field used... For operand type... Unit Opfield
src1
src2
dst
uint
xuint
uint
.L1, .L2 101 1111
src1
src2
dst
ucst4
xuint
uint
.L1, .L2 101 1110
src1
src2
dst
xuint
ulong
uint
.L1, .L2 101 1101
src1
src2
dst
ucst4
ulong
uint
.L1, .L2 101 1100
Description Performs an unsigned comparison of src1 to src2. If src1 is less than src2, then
1 is written to dst; otherwise, 0 is written to dst.
Execution if (cond) {
if (src1
< src2) 1 dst
else 0 dst
}
else nop