s3c2410a Samsung Semiconductor, Inc., s3c2410a Datasheet - Page 101

• Manufacturer Part Number: s3c2410a
• Description: 16/32-bit Risc Arm Microprocessor
• Manufacturer: Samsung Semiconductor, Inc.

S3C2410A
MRS (transfer PSR contents to a register)
MSR (transfer register contents to PSR)
MSR (transfer register contents or immediate value to PSR flag bits only)
31
31
31
Cond
Cond
Cond
28
28
28
27
27
27
00
26 25 24
00010
00010
I
10
23
23
23
Ps
Pd
Pd
22
22
22
[15:12] Destination Register
[22] Source PSR
0 = CPSR
[31:28] Condition Field
[3:0] Source Register
[22] Destination PSR
0 = CPSR
[31:28] Condition Field
[22] Destination PSR
0 = CPSR
[25] Immediate Operand
0 = Source operand is a register
1 = SPSR_<current mode>
[11:0] Source Operand
[3:0] Source Register
[11:4] Source operand is an immediate value
[7:0] Unsigned 8 bit immediate value
[11:8] Shift applied to Imm
[31:28] Condition Field
11
11
21
21
21
Rotate
Figure 3-11. PSR Transfer
001111
00000000
8 7
101001111
101001111
16
1 = SPSR_<current mode>
1 = SPSR_<current mode>
1 = SPSR_<current mode>
15
4 3
Imm
Rd
Rm
12
12
12
11
11
11
0
0
00000000
Source operand
000000000000
4 3
ARM INSTRUCTION SET
Rm
0
0
0
3-19