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ircd::simt: Use defined epsilon for normalization smoothing for now.

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This commit is contained in:
Jason Volk 2022-03-05 12:56:05 -08:00
parent 95c4e0af52
commit d817536e23
2 changed files with 9 additions and 6 deletions
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14
include/ircd/simt/norm.h
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@ -25,15 +25,17 @@ ircd_simt_math_norm_f4lldr(__local float4 *const out,
ircd_simt_math_mean_f4lldr(tmp, ln, li);
const float4
sub_mean = in[li] - tmp[li];
sub_mean = in[li] - tmp[li],
sub_mean_sqr = pow(sub_mean, 2);
tmp[li] = pow(sub_mean, 2);
ircd_simt_math_mean_f4lldr(tmp, ln, li);
out[li] = sub_mean_sqr;
ircd_simt_math_mean_f4lldr(out, ln, li);
const float4
epsilon = 0.00001f,
s = native_sqrt(tmp[li] + epsilon);
epsilon = FLT_EPSILON,
s = native_sqrt(out[li] + epsilon),
res = sub_mean / s;
out[li] = sub_mean / s;
out[li] = res;
}
#endif

1
include/ircd/simt/sort.h
View file

@ -66,6 +66,7 @@ ircd_simt_sort_idx16_flldr(__local ushort *const idx,
const uint ln,
const uint li)
{
#pragma clang loop unroll(disable)
for(uint up = 1; up < ln; up <<= 1)
{
const bool