You copied the Doc URL to your clipboard.

NGCS

Negate with Carry, setting flags.

This instruction is an alias of SBCS.

Syntax

NGCS Wd, Wm ; 32-bit general registers

Equivalent to SBCS Wd, WZR, Wm.

NGCS Xd, Xm ; 64-bit general registers

Equivalent to SBCS Xd, XZR, Xm.

Where:

Wd

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

Wm

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

Xd

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

Xm

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

Operation

Negate with Carry, setting flags, negates the sum of a register value and the value of NOT (Carry flag), and writes the result to the destination register. It updates the condition flags based on the result.

Rd = 0 - Rm - 1 + C, where R is either W or X.

Was this page helpful? Yes No