57 instructions

[immutable slots]
i0 = 0
i1 = 0x3F800000 (1.0)
i2 = 0
i3 = 0x3F800000 (1.0)
i4 = 0x40000000 (2.0)
i5 = 0
i6 = 0x3F800000 (1.0)
i7 = 0x40000000 (2.0)
i8 = 0x40400000 (3.0)

store_src_rg                   coords = src.rg
init_lane_masks                CondMask = LoopMask = RetMask = true
copy_uniform                   $4 = inputVal(0)
log2_float                     $4 = log2($4)
copy_uniform                   $5 = expected(0)
cmpeq_float                    $4 = equal($4, $5)
copy_2_uniforms                $5..6 = inputVal(0..1)
log2_float                     $5 = log2($5)
log2_float                     $6 = log2($6)
copy_2_uniforms                $7..8 = expected(0..1)
cmpeq_2_floats                 $5..6 = equal($5..6, $7..8)
bitwise_and_int                $5 &= $6
bitwise_and_int                $4 &= $5
copy_3_uniforms                $5..7 = inputVal(0..2)
log2_float                     $5 = log2($5)
log2_float                     $6 = log2($6)
log2_float                     $7 = log2($7)
copy_3_uniforms                $8..10 = expected(0..2)
cmpeq_3_floats                 $5..7 = equal($5..7, $8..10)
bitwise_and_int                $6 &= $7
bitwise_and_int                $5 &= $6
bitwise_and_int                $4 &= $5
copy_4_uniforms                $5..8 = inputVal
log2_float                     $5 = log2($5)
log2_float                     $6 = log2($6)
log2_float                     $7 = log2($7)
log2_float                     $8 = log2($8)
copy_4_uniforms                $9..12 = expected
cmpeq_4_floats                 $5..8 = equal($5..8, $9..12)
bitwise_and_2_ints             $5..6 &= $7..8
bitwise_and_int                $5 &= $6
bitwise_and_int                $4 &= $5
copy_uniform                   $5 = expected(0)
cmpeq_imm_float                $5 = equal($5, 0)
bitwise_and_int                $4 &= $5
copy_2_immutables_unmasked     $5..6 = i0..1 [0, 0x3F800000 (1.0)]
copy_2_uniforms                $7..8 = expected(0..1)
cmpeq_2_floats                 $5..6 = equal($5..6, $7..8)
bitwise_and_int                $5 &= $6
bitwise_and_int                $4 &= $5
copy_3_immutables_unmasked     $5..7 = i2..4 [0, 0x3F800000 (1.0), 0x40000000 (2.0)]
copy_3_uniforms                $8..10 = expected(0..2)
cmpeq_3_floats                 $5..7 = equal($5..7, $8..10)
bitwise_and_int                $6 &= $7
bitwise_and_int                $5 &= $6
bitwise_and_int                $4 &= $5
copy_4_immutables_unmasked     $5..8 = i5..8 [0, 0x3F800000 (1.0), 0x40000000 (2.0), 0x40400000 (3.0)]
copy_4_uniforms                $9..12 = expected
cmpeq_4_floats                 $5..8 = equal($5..8, $9..12)
bitwise_and_2_ints             $5..6 &= $7..8
bitwise_and_int                $5 &= $6
bitwise_and_int                $4 &= $5
branch_if_no_active_lanes_eq   branch +3 (label 0 at #56) if no lanes of $4 == 0xFFFFFFFF
copy_4_uniforms                $0..3 = colorGreen
jump                           jump +3 (label 1 at #58)
label                          label 0
copy_4_uniforms                $0..3 = colorRed
label                          label 0x00000001
load_src                       src.rgba = $0..3