// Do data barrier. arg0=memorys
		{name: "LoweredPubBarrier", argLength: 1, asm: "FENCE", hasSideEffects: true},

		// There are three of these functions so that they can have three different register inputs.

(GetCallerSP ...) => (LoweredGetCallerSP ...)
(GetCallerPC ...) => (LoweredGetCallerPC ...)

// Write barrier.
(WB ...) => (LoweredWB ...)

// Publication barrier as intrinsic
(PubBarrier ...) => (LoweredPubBarrier ...)

(PanicBounds [kind] x y mem) && boundsABI(kind) == 0 => (LoweredPanicBoundsA [kind] x y mem)
(PanicBounds [kind] x y mem) && boundsABI(kind) == 1 => (LoweredPanicBoundsB [kind] x y mem)

		{name: "LoweredPubBarrier", argLength: 1, asm: "LWSYNC", hasSideEffects: true}, // Do data barrier. arg0=memory
		// There are three of these functions so that they can have three different register inputs.