Renesas RL78 Series User Manual page 815

RL78/G1D
29.1.2 Description of operation column
The operation when the instruction is executed is shown in the "Operation" column using the following symbols.
Symbol
A
X
B
C
D
E
H
L
ES
CS
AX
BC
DE
HL
PC
SP
PSW
CY
AC
Z
RBS
IE
()
X , X
H L
X , X , X
S H L
⋀
⋁
⊻
–
addr5
addr16
addr20
jdisp8
jdisp16
R01UH0515EJ0120 Rev.1.20
Dec 16, 2016
Table 29-2. Symbols in "Operation" Column
A register; 8-bit accumulator
X register
B register
C register
D register
E register
H register
L register
ES register
CS register
AX register pair; 16-bit accumulator
BC register pair
DE register pair
HL register pair
Program counter
Stack pointer
Program status word
Carry flag
Auxiliary carry flag
Zero flag
Register bank select flag
Interrupt request enable flag
Memory contents indicated by address or register contents in parentheses
16-bit registers: X = higher 8 bits, X
H
20-bit registers: X = (bits 19 to 16), X
S
Logical product (AND)
Logical sum (OR)
Exclusive logical sum (exclusive OR)
Inverted data
16-bit immediate data (even addresses only in 0080H to 00BFH)
16-bit immediate data
20-bit immediate data
Signed 8-bit data (displacement value)
Signed 16-bit data (displacement value)
CHAPTER 29 INSTRUCTION SET
Function
= lower 8 bits
L
= (bits 15 to 8), X = (bits 7 to 0)
H L
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