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CPU System Functions
Chapter 3
Preliminary User’s Manual U17566EE1V2UM00
• PREPARE, DISPOSE instruction (only if an interrupt is generated before the
stack pointer is updated)
In this case, the address of the
interrupted
instruction is restored to the EIPC
or FEPC, respectively. Execution is stopped, and after the completion of
interrupt servicing the execution is resumed.
(6)
CTBP - CALLT base pointer
The 32-bit CALLT base pointer is used with the CALLT instruction. The register
content is used as a base address to generate both a 32-bit table entry
address and a 32-bit target address.
Initial Value
Undefined
31
30
29
28
27
26
25
1
0
0
0
0
0
0
0
base address
0
R
a
R
a
R
a
R
a
R
a
R
a
R/W
R
a)
These bits may be written, but write is ignored.
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