Opcode Summary - Samsung S3C2500B User Manual

S3C2500B

3.19.2 OPCODE SUMMARY

The following table summarises the THUMB instruction set. For further information about a particular instruction
please refer to the sections listed in the right-most column.
Mnemonic
ADC Add with carry
ADD Add
AND AND
ASR Arithmetic shift right
B Unconditional branch
Bxx Conditional branch
BIC Bit clear
BL Branch and link
BX Branch and exchange
CMN Compare negative
CMP Compare
EOR EOR
LDMIA Load multiple
LDR Load word
LDRB Load byte
LDRH Load half-word
LSL Logical shift left
LDSB Load sign-extended byte
LDSH Load sign-extended half-word
LSR Logical shift right
MOV Move register
MUL Multiply
MVN Move negative register
NEG Negate
ORR OR
POP Pop registers
PUSH Push registers
POR Rotate right
Table 3-7. THUMB Instruction Set Opcodes
Instruction Lo-Register Hi-Register
Operand Operand
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
INSTRUCTION SET
Condition
Codes Set
– V
(1)
V
V
– V
– V
– –
– –
– V
– –
V –
– V
V V
– V
– –
– –
– –
– –
– V
– –
– –
– V
(2)
V
V
– V
– V
– V
– V
– –
– –
– V
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