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sm9/bn256: gfp ppc64x add/sub/neg fix 3

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Sun Yimin 2024-10-05 13:15:59 +08:00 committed by GitHub
parent 354560331f
commit 23b4d7ef72
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1 changed files with 5 additions and 8 deletions
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sm9/bn256/gfp_ppc64x.s
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@ -47,10 +47,10 @@ TEXT ·gfpNegAsm(SB),0,$0-16
VSUBUQM PL, Y1L, T1L // subtract part2 giving result
VSUBEUQM PH, Y1H, CAR1, T1H // subtract part1 using carry from part2
VSUBCUQ Y1L, PL, CAR1
VSUBUQM Y1L, PL, TT0
VSUBECUQ Y1H, PH, CAR1, SEL1
VSUBEUQM Y1H, PH, CAR1, TT1
VSUBCUQ T1L, PL, CAR1
VSUBUQM T1L, PL, TT0
VSUBECUQ T1H, PH, CAR1, SEL1
VSUBEUQM T1H, PH, CAR1, TT1
VSEL T1H, TT1, SEL1, Y1H
VSEL T1L, TT0, SEL1, Y1L
@ -203,10 +203,7 @@ TEXT ·gfpTripleAsm(SB),0,$0-16
VSPLTISB $0, ZERO
gfpAddInternal(T1, T0, X1H, X1L, X1H, X1L)
VOR T1, T1, X1H
VOR T0, T0, X1L
gfpAddInternal(T1, T0, X1H, X1L, X1H, X1L)
gfpAddInternal(T1, T0, T1, T0, X1H, X1L)
XXPERMDI T1, T1, $2, T1
XXPERMDI T0, T0, $2, T0