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remove unnecessary TODO comments from fma.c

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This commit is contained in:
nsz 2012-03-19 02:05:57 +01:00
commit 682e471400
1 changed files with 1 additions and 5 deletions
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6
src/math/fma.c
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@ -23,10 +23,6 @@ static void add(long double *hi, long double *lo, long double x, long double y)
*lo = y - r; *lo = y - r;
} }
/*
TODO(nsz): probably simpler mul is enough if we assume x and y are doubles
so last 11bits are all zeros, no subnormals etc
*/
/* exact mul, assumes no over/underflow */ /* exact mul, assumes no over/underflow */
static void mul(long double *hi, long double *lo, long double x, long double y) static void mul(long double *hi, long double *lo, long double x, long double y)
{ {
@ -115,7 +111,7 @@ double fma(double x, double y, double z)
add(&hi, &lo2, xy, z); add(&hi, &lo2, xy, z);
if (hi == 0) { if (hi == 0) {
fesetround(round); fesetround(round);
/* TODO: verify that the sign of 0 is always correct */ /* make sure that the sign of 0 is correct */
return (xy + z) + lo1; return (xy + z) + lo1;
} }
} else { } else {