Renesas Renasas Single-Chip Microcomputer SH7086 Manual de usuario Pagina 126

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Chapter 3 Functions
3.2 Functions
PUSH Control register
Save control register
[ Syntax ]
PUSHC src
[ Flag Change ]
[ Description Example ]
PUSHC SB
[ Related Instructions ] POPC,LDC,STC,LDINTB
PUSHC PUSHC
[ Function ]
This instruction saves the control register indicated by
src
to the stack area.
[ Selectable src ]
src
FB SB SP
*2
ISP FLG INTBH INTBL
[ Operation ]
SP SP 2
M(SP) src
*1
*2 Operation is performed on the stack pointer indicated by the U flag.
UIOBSZDC
218
[ Instruction Code/Number of Cycles ]
Page=
Flag
Change
*1 When
src
is SP or when the U flag = 0 and
src
is ISP, the SP before being subtracted by 2 is saved.
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