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Revert "Attempt to fix differences between x86 FPU and SSE calculations."

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This reverts commit 70b078cfd5.

The code in the patch we're reverting probably only works for one
compiler and could easily stop working with the next release of
that compiler.
This commit is contained in:
Erik de Castro Lopo
2014-03-23 19:58:44 +11:00
parent 70b078cfd5
commit 697dbdee8f
1 changed files with 5 additions and 9 deletions
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14
src/libFLAC/lpc.c
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@@ -99,7 +99,7 @@ void FLAC__lpc_compute_autocorrelation(const FLAC__real data[], unsigned data_le
* this version tends to run faster because of better data locality
* ('data_len' is usually much larger than 'lag')
*/
FLAC__real d, tmp;
FLAC__real d;
unsigned sample, coeff;
const unsigned limit = data_len - lag;
@@ -110,17 +110,13 @@ void FLAC__lpc_compute_autocorrelation(const FLAC__real data[], unsigned data_le
autoc[coeff] = 0.0;
for(sample = 0; sample <= limit; sample++) {
d = data[sample];
for(coeff = 0; coeff < lag; coeff++) {
tmp = d * data[sample+coeff];
autoc[coeff] += tmp;
}
for(coeff = 0; coeff < lag; coeff++)
autoc[coeff] += d * data[sample+coeff];
}
for(; sample < data_len; sample++) {
d = data[sample];
for(coeff = 0; coeff < data_len - sample; coeff++) {
tmp = d * data[sample+coeff];
autoc[coeff] += tmp;
}
for(coeff = 0; coeff < data_len - sample; coeff++)
autoc[coeff] += d * data[sample+coeff];
}
}