Vectorizable usum code for i8, i16, i32
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@ -101,9 +101,9 @@ static u64 usum(B x) { // doesn't consume; may error
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usz xia = IA(x);
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u8 xe = TI(x,elType);
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if (xe==el_bit) return bit_sum(bitarr_ptr(x), xia);
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else if (xe==el_i8 ) { i8* p = i8any_ptr (x); for (usz i = 0; i < xia; i++) { if (RARE(p[i]<0)) goto neg; r+= p[i]; } }
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else if (xe==el_i16) { i16* p = i16any_ptr(x); for (usz i = 0; i < xia; i++) { if (RARE(p[i]<0)) goto neg; if (addOn(r,p[i])) goto overflow; } }
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else if (xe==el_i32) { i32* p = i32any_ptr(x); for (usz i = 0; i < xia; i++) { if (RARE(p[i]<0)) goto neg; if (addOn(r,p[i])) goto overflow; } }
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else if (xe==el_i8 ) { i8* p = i8any_ptr (x); i8 m=0; for (usz i = 0; i < xia; ) { usz b=1<< 8; i16 s=0; for (usz e = xia-i<b?xia:i+b; i < e; i++) { m|=p[i]; s+=p[i]; } if (m<0) goto neg; if (addOn(r,(u16)s)) goto overflow; } }
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else if (xe==el_i16) { i16* p = i16any_ptr(x); i16 m=0; for (usz i = 0; i < xia; ) { usz b=1<<16; i32 s=0; for (usz e = xia-i<b?xia:i+b; i < e; i++) { m|=p[i]; s+=p[i]; } if (m<0) goto neg; if (addOn(r,(u32)s)) goto overflow; } }
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else if (xe==el_i32) { i32* p = i32any_ptr(x); i32 m=0; for (usz i = 0; i < xia; i++) { m|=p[i]; if (addOn(r,p[i])) goto overflow; } if (m<0) goto neg; }
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else if (xe==el_f64) {
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f64* p = f64any_ptr(x);
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for (usz i = 0; i < xia; i++) {
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