dsp56800e Freescale Semiconductor, Inc, dsp56800e Datasheet - Page 133

• Manufacturer Part Number: dsp56800e
• Description: 16-bit Digital Signal Controller Core
• Manufacturer: Freescale Semiconductor, Inc

Freescale Semiconductor
TST.L
TST.W
ZXT.B
Operation
Table 4-31. Data ALU Arithmetic Instructions (Sheet 8 of 8)
(except HWS and Y)
X:(Rn+xxxxxx)
X:(Rn+xxxxxx)
X:(Rn+xxxx)
X:(Rn+xxxx)
Operands
X:(SP–xx)
X:(SP–xx)
X:(Rn+N)
X:(Rn+N)
X:(Rn)+N
X:xxxxxx
X:xxxxxx
FFF,FFF
DDDDD
X:(Rn)+
X:(Rn)–
X:(Rn)+
X:(Rn)–
X:<<pp
X:xxxx
X:xxxx
X:(Rn)
X:(Rn)
X:aa
fff
Instruction Set Introduction
C
1
1
1
1
2
2
3
2
2
3
1
1
1
1
2
1
2
3
2
1
1
2
3
1
W
1
1
1
1
1
2
3
1
2
3
1
1
1
1
1
1
2
3
1
1
1
2
3
1
Test a long in memory using appropriate addressing
Test a word in memory using appropriate addressing
Test 32-bit long in register.
mode.
Test 16-bit word in register.
All registers are allowed except HWS and Y.
Limiting is not performed if an accumulator is speci-
fied.
mode.
Zero extend byte.
Comments
Instruction Set Summary
4-37