HD6417618 RENESAS [Renesas Technology Corp], HD6417618 Datasheet - Page 52

• Manufacturer Part Number: HD6417618
• Description: 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7618 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 2 CPU
Rev. 6.00 Jun. 12, 2007 Page 20 of 610
REJ09B0131-0600
Notes: 1. R0 can be used as an index register in index register indirect or index GBR
2. R15 is used as a hardware stack pointer during exception handling.
indirect addressing mode. For some instructions, only R0 is used as the
source or destination register.
Figure 2.1 CPU Internal Register Configuration
General register (Rn)
Status register (SR)
Global base register (GBR)
Vector base register (VBR)
Multiply and accumulate register (MAC)
Procedure register (PR)
Program counter (PC)
31
31
31
31
31
31
31
R15, SP (hardware stack pointer)0*
M
9 8 7 6 5 4 3 2 1 0
MACH
MACL
GBR
R0*
VBR
Q I3 I2 I1 I0
R10
R11
R12
R13
R14
PR
PC
R1
R2
R3
R4
R5
R6
R7
R8
R9
1
2
S T
0
0
0
0
0
0