better basic num_squeeze
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@ -589,21 +589,19 @@ B num_squeeze(B x) {
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u8 xe = TI(x,elType);
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usz i = 0;
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u32 or = 0; // using bitwise or as an approximate ⌈´
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bool neg = false;
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switch (xe) { default: UD;
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case el_bit: goto r_x;
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case el_i8: { i8* xp = i8any_ptr (x); for (; i < ia; i++) { i32 c = xp[i]; i32 sgn = (u32)(c>>31); or|= ((u32)c) ^ sgn; neg|= sgn; } goto r_or; }
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case el_i16: { i16* xp = i16any_ptr(x); for (; i < ia; i++) { i32 c = xp[i]; i32 sgn = (u32)(c>>31); or|= ((u32)c) ^ sgn; neg|= sgn; } goto r_or; }
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case el_i32: { i32* xp = i32any_ptr(x); for (; i < ia; i++) { i32 c = xp[i]; i32 sgn = (u32)(c>>31); or|= ((u32)c) ^ sgn; neg|= sgn; } goto r_or; }
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case el_i8: { i8* xp = i8any_ptr (x); for (; i < ia; i++) { i32 c = xp[i]&~1; or|= ((u32)c) ^ (u32)(c>>31); } goto r_or; }
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case el_i16: { i16* xp = i16any_ptr(x); for (; i < ia; i++) { i32 c = xp[i]&~1; or|= ((u32)c) ^ (u32)(c>>31); } goto r_or; }
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case el_i32: { i32* xp = i32any_ptr(x); for (; i < ia; i++) { i32 c = xp[i]&~1; or|= ((u32)c) ^ (u32)(c>>31); } goto r_or; }
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case el_f64: {
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f64* xp = f64any_ptr(x);
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for (; i < ia; i++) {
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f64 cf = xp[i];
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i32 c = (i32)cf;
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if (c!=cf) goto r_x; // already f64
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i32 sgn = (u32)(c>>31);
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or|= ((u32)c) ^ sgn;
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neg|= sgn;
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c&= ~1;
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or|= ((u32)c) ^ (u32)(c>>31);
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}
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goto r_or;
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}
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@ -617,10 +615,8 @@ B num_squeeze(B x) {
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while (i<ia) if (!isF64(xp[i++])) goto r_x;
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goto r_f64;
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}
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i32 c = o2iu(xp[i]);
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i32 sgn = (u32)(c>>31);
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or|= ((u32)c) ^ sgn;
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neg|= sgn;
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i32 c = o2iu(xp[i]) & ~1;
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or|= ((u32)c) ^ (u32)(c>>31);
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}
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goto r_or;
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}
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@ -635,10 +631,9 @@ B num_squeeze(B x) {
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i32 c = o2iu(cr);
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i32 sgn = (u32)(c>>31);
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or|= ((u32)c) ^ sgn;
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neg|= sgn;
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}
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r_or:
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if (!neg && or<=1) goto r_bit;
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if (or==0) goto r_bit;
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else if (or<=(u32)I8_MAX ) goto r_i8;
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else if (or<=(u32)I16_MAX) goto r_i16;
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else goto r_i32;
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