IADD8

Format: IADD8 dest, source1, source2.

Phase0: IADD8{.SAT} FT0, S0{.NEG}{.ABS}{.E0|.E1|.E2|.E3}, S1{.ABS}{.E0|.E1|.E2|.E3}

Phase1: -

Phase2: -

Description: Signed (integer) 8-bit add.

FT0 = S0 + S1

Saturate -128..127

Example:

uniform lowp int a;
uniform lowp int b;
uniform lowp int c;

void main()
{
    fragColor = vec4(a + b);
}

1    : iadd8 ft0, sh1.e0, i0.e0
       mov i0, ft0;