Instruction formats and opcodes instruction fields – Freescale Semiconductor StarCore SC140 User Manual
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SC140 DSP Core Reference Manual
TSTEQA.x
Instruction Formats and Opcodes
Instruction Fields
Rx
RRRR
AGU Source/Destination Register
Instruction
Words Cycles Type
Opcode
15
8
7
0
TSTEQA.W Rx
1
1
2
1
1
1
0
R R R R
1
1
1
1
0
0
0
0
15
8
7
0
TSTEQA.L Rx
1
1
2
1
1
1
0
R R R R
1
1
1
1
0
0
0
1
0000
N0
0100
—
1000
R0
1100
R4
0001
N1
0101
—
1001
R1
1101
R5
0010
N2
0110
—
1010
R2
1110
R6
0011
N3
0111
SP
1011
R3
1111
R7
Note:
This instruction can specify R8-R15 as operands by using a high register prefix.