Reverse the byte order in the bottom halfword, and sign extend to 32 bits.
is an optional condition code.
is the destination register.
is the register holding the operand.
You can use this instruction to change endianness.
- 16-bit signed big-endian data into 32-bit signed little-endian data.
- 16-bit signed little-endian data into 32-bit signed big-endian data.
You cannot use PC for any register.
You can use SP in the A32 instruction but this is deprecated. You cannot use SP in the T32 instruction.
This instruction does not change the flags.
The following form of this instruction is available in T32 code, and is a 16-bit instruction:
must both be Lo registers.
This instruction is available in A32 and T32.
REVSH r0, r5 ; Reverse Signed Halfword