Format: UMADD32 dest, source1, source2, source3, sourcePredCarryIn.

Phase0: UMADD32 FT0, S0{.NEG}{.ABS}, S1{.NEG}{.ABS}, S2{.NEG}{.ABS}, (P0|_)

Phase1: -

Phase2: -

Description: Unsigned 32-bit multiply and add with carry-in bit.

FT0 = S0 * S1 + S2 [+P0]
Table 1. Example:
uniform highp uint a;
uniform highp uint b;
uniform highp uint c;

void main()
	fragColor = vec4(a * b + c);
1    : umadd32 ft0, sh1, i0, sh2, 
       mov i0, ft0;