Rolc - Renesas R8C/Tiny Series Software Manual

Chapter 3 Functions

ROLC

[ Syntax ]
ROLC.size dest
[ Operation ]
[ Function ]
• This instruction rotates
[ Selectable dest ]
[ Flag Change ]
Flag
U I O
Change
Conditions
S : The flag is set when the operation results in MSB = 1; otherwise cleared.
Z : The flag is set when the operation results in
C : The flag is set when the shifted-out bit is 1; otherwise cleared.
[ Description Example ]
ROLC.B R0L
ROLC.W R0
[ Related Instructions ]
Rev.2.00 Oct 17, 2005
REJ09B0001-0200
Rotate left with carry
ROtate to Left with Carry
MSB
dest
one bit to the left including the C flag.
B S Z D C
RORC, ROT, SHA, SHL
page 110 of 263
[ Instruction Code/Number of Cycles ]
B , W
dest LSB
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
dest
= 0; otherwise cleared.
3.2 Functions
ROLC
Page: 218
C
dest
R1L/R2 R1H/R3
[A0] [A1]
dsp:8[SB] dsp:8[FB]
dsp:16[SB] abs16
abs20
A1A0