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Allow negative INC_X in arm64 ThunderX2T99 and Apple M ?NRM2 #4552

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merged 2 commits into from
Mar 12, 2024
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Allow negative INC_X in arm64 ThunderX2T99 and Apple M ?NRM2 #4552

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02a025f
remove early exit on negative inc_x
martin-frbg Mar 11, 2024
e41d01b
remove early exit on negative inc_x
martin-frbg Mar 11, 2024
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2 changes: 1 addition & 1 deletion kernel/arm64/dznrm2_thunderx2t99.c
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Original file line number Diff line number Diff line change
Expand Up @@ -345,7 +345,7 @@ FLOAT CNAME(BLASLONG n, FLOAT *x, BLASLONG inc_x)
#endif
FLOAT ssq, scale;

if (n <= 0 || inc_x <= 0) return 0.0;
if (n <= 0 || inc_x == 0) return 0.0;

#if defined(SMP)
if (n <= 10000)
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2 changes: 1 addition & 1 deletion kernel/arm64/scnrm2_thunderx2t99.c
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Expand Up @@ -315,7 +315,7 @@ FLOAT CNAME(BLASLONG n, FLOAT *x, BLASLONG inc_x)
FLOAT nrm2 = 0.0;
double nrm2_double = 0.0;

if (n <= 0 || inc_x <= 0) return 0.0;
if (n <= 0 || inc_x == 0) return 0.0;

#if defined(SMP)
if (n <= 10000)
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