HD6417615 Hitachi Semiconductor, HD6417615 Datasheet - Page 98

• Manufacturer Part Number: HD6417615
• Description: Hardware Manual
• Manufacturer: Hitachi Semiconductor

Table 2.21 Arithmetic Instructions (cont)
Instruction
DMULS.L Rm,Rn
DMULU.L Rm,Rn
DT
EXTS.B
EXTS.W
EXTU.B
EXTU.W
MAC.L
MAC.W
MUL.L
MULS.W
MULU.W
NEG
NEGC
80
Rn
Rm,Rn
Rm,Rn
Rm,Rn
Rm,Rn
@Rm+,@Rn+
@Rm+,@Rn+
Rm,Rn
Rm,Rn
Rm,Rn
Rm,Rn
Rm,Rn
Instruction Code
0100nnnn00010000
0110nnnnmmmm1010
0011nnnnmmmm1101
0011nnnnmmmm0101
0110nnnnmmmm1110
0110nnnnmmmm1111
0110nnnnmmmm1100
0110nnnnmmmm1101
0000nnnnmmmm1111
0100nnnnmmmm1111
0000nnnnmmmm0111
0010nnnnmmmm1111
0010nnnnmmmm1110
0110nnnnmmmm1011
Operation
Signed operation of Rn
32 32
Unsigned operation of
Rn
MACL 32
64 bits
Rn – 1
is 0, 1
When Rn is nonzero,
0
A byte in Rm is sign-
extended
A word in Rm is sign-
extended
A byte in Rm is zero-
extended
A word in Rm is zero-
extended
Signed operation of
(Rn) (Rm) + MAC
MAC 32
64 bits
Signed operation of
(Rn) (Rm) + MAC
MAC 16
64 bits
Rn
Signed operation of Rn
Unsigned operation of
Rn
16
0–Rm
0–Rm–T
Borrow
Rm
32
Rm
32 bits
T
Rm
Rm
Rm
32 bits
32 bits
MACH, MACL
MAC 16 16
Rn
T
Rn, when Rn
32 + 64
16 + 64
T
64 bits
32
MACH,
MACL, 32
MAC 16
Rn,
Rn
Rn
Rn
Rn
Cycles
2 to 4
2 to 4
1
1
1
1
1
3/(2 to 4)
3/(2)
2 to 4
1 to 3
1 to 3
1
1
*
*
*
*
*
*
*
T Bit
—
—
Comparison
result
—
—
—
—
—
—
—
—
—
—
Borrow