Renesas R8C/Tiny Series Software Manual page 122

Chapter 3 Functions
PUSHA
[ Syntax ]
PUSHA src
[ Operation ]
SP SP –
M(SP) EVA(src)
[ Function ]
• This instruction saves the effective address of
[ Selectable src ]
R0L/R0 R0H/R1
A0/A0 A1/A1
dsp:8[A0] dsp:8[A1]
dsp:16[A0] dsp:16[A1]
dsp:20[A0] dsp:20[A1]
R2R0 R3R1
[ Flag Change ]
Flag U I O
Change
[ Description Example ]
PUSHA Ram:8[FB]
PUSHA Ram:16[SB]
[ Related Instructions ]
Save effective address
PUSH effective Address
2
src
R1L/R2 R1H/R3
[A0] [A1]
dsp:8[SB] dsp:8[FB]
dsp:16[SB] abs16
abs20
A1A0
B S Z D C
MOVA
[ Instruction Code/Number of Cycles ]
src
to the stack area.
105
3.2 Functions
PUSHA
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