HD64F7047F50 Datasheet, PDF (67/766 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Addressing
Mode
Instruction
Format
Effective Address Calculation
Equation
Indirect PC
@(disp:8, The effective address is the sum of PC value and Word:
addressing with PC)
an 8-bit displacement (disp). The value of disp is PC + disp × 2
displacement
zero-extended, and is doubled for a word operation, _Longword:
and quadrupled for a longword operation. For a
PC &
longword operation, the lowest two bits of the PC _H'FFFFFFFC
value are masked.
+ disp × 4
PC
(for longword)
&
H'FFFFFFFC
+
disp
(zero-extended)
×
PC + disp × 2
or
PC & H'FFFFFFFC
+ disp × 4
PC relative
addressing
disp:8
2/4
The effective address is the sum of PC value and
the value that is obtained by doubling the sign-
extended 8-bit displacement (disp).
PC
disp
+
(sign-extended)
×
PC + disp × 2
PC + disp × 2
disp:12
2
The effective address is the sum of PC value and
the value that is obtained by doubling the sign-
extended 12-bit displacement (disp).
PC
disp
+
(sign-extended)
×
PC + disp × 2
PC + disp × 2
2
Rev. 2.00, 09/04, page 25 of 720