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SUB (immediate)

Subtract (immediate).

Syntax

SUB Wd|WSP, Wn|WSP, #imm{, shift} ; 32-bit general registers

SUB Xd|SP, Xn|SP, #imm{, shift} ; 64-bit general registers

Where:

Wd|WSP

Is the 32-bit name of the destination general-purpose register or stack pointer.

Wn|WSP

Is the 32-bit name of the source general-purpose register or stack pointer.

Xd|SP

Is the 64-bit name of the destination general-purpose register or stack pointer.

Xn|SP

Is the 64-bit name of the source general-purpose register or stack pointer.

imm

Is an unsigned immediate, in the range 0 to 4095.

shift

Is the optional left shift to apply to the immediate, defaulting to LSL #0, and can be either LSL #0 or LSL #12.

Usage

Subtract (immediate) subtracts an optionally-shifted immediate value from a register value, and writes the result to the destination register.

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