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ADDDP Add Two Double-Precision Floating-Point Values
3-56 Instruction Set SPRU733
Add Two Double-Precision Floating-Point Values
ADDDP
Syntax ADDDP (.unit) src1, src2, dst (C67x and C67x+ CPU)
.unit = .L1 or .L2
or
ADDDP (.unit) src1, src2, dst (C67x+ CPU only)
.unit = .S1 or .S2
Compatibility 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
dp
xdp
dp
.L1, .L2 001 1000
src1
src2
dst
dp
xdp
dp
.S1, .S2 111 0010
Description src2 is added to src1. The result is placed in dst.
Execution if (cond) src1 + src2 → dst
else nop