HD6417615 Hitachi Semiconductor, HD6417615 Datasheet - Page 65

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

Table 2.5
Register
A0, A1
A0G, A1G
X0, X1, Y0,
Y1, M0, M1
Destination Register Data Formats for DSP Instructions
DSP
operation
Data transfer
Data transfer
DSP
operation
Data transfer
Instruction
Fixed
decimal,
PSHA,
PMULS
Integer,
PDMSB
Logic, PSHL
MOVS.W
MOVS.L
MOVS.W
MOVS.L
Fixed
decimal,
PSHA,
PMULS
Integer, logic,
PDMSB,
PSHL
MOVX.W,
MOVY.W,
MOVS.W
MOVS.L
Guard Bits
39–32
(Sign extend)
Clear to 0
Sign extend
Data
—
31–16
40-bit result
24-bit result
16-bit result
32-bit data
Not updated
32-bit result
16-bit result
32-bit data
Register Bits
15–0
Clear to 0
Not updated
Clear to 0
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