PUSHC | CS+ V4.01.00

PUSHC	Saving a control register	PUSHC
	PUSH Control register

[Syntax]

PUSHC src

[Operation]

tmp = src;

SP = SP - 4;

*SP = tmp;

[Function]

-	This instruction pushes the control register specified by src onto the stack.

-	The stack pointer in use is specified by the U bit in the PSW.

-	When the PC is specified as src, this instruction pushes its own address onto the stack..

[Instruction Format]

Syntax

Processng Size

src

Code size

(Byte)

PUSHC src

[Flag Change]

-	This instruction does not affect the states of flags.

[Description Example]

PUSHC PSW