; A few utility constants .
sh0 = immi 0
sh1 = immi 1
sh2 = immi 2
sh3 = immi 3
sh4 = immi 4
sh5 = immi 5
sh6 = immi 6
sh7 = immi 7
sh8 = immi 8

i0 = immd 0
i1 = immd 1
i2 = immd -1

; ----------------------------------------------------------------------------
; Combinations of 'ged'.
ge0 = ged i0 i0 ; 1
ge1 = ged i0 i1 ; 0
ge2 = ged i0 i2 ; 1
ge3 = ged i1 i0 ; 1
ge4 = ged i1 i1 ; 1
ge5 = ged i1 i2 ; 1
ge6 = ged i2 i0 ; 0
ge7 = ged i2 i1 ; 0
ge8 = ged i2 i2 ; 1

; Aggregate the results.
ge0sh = lshi ge0 sh0
ge1sh = lshi ge1 sh1
ge2sh = lshi ge2 sh2
ge3sh = lshi ge3 sh3
ge4sh = lshi ge4 sh4
ge5sh = lshi ge5 sh5
ge6sh = lshi ge6 sh6
ge7sh = lshi ge7 sh7
ge8sh = lshi ge8 sh8

ge0_1 = ori ge0sh ge1sh
ge2_3 = ori ge2sh ge3sh
ge4_5 = ori ge4sh ge5sh
ge6_7 = ori ge6sh ge7sh

ge0_3 = ori ge0_1 ge2_3
ge4_7 = ori ge4_5 ge6_7

ge0_7 = ori ge0_3 ge4_7

ge = ori ge0_7 ge8sh

; The result should be {0001,0011,1101}, 0x13d, or 44.

reti ge