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Add memory barrier to the blas_lock implementation for Linux
as recommended by cparrott73 in #2760
tags/v0.3.11^2
Martin Kroeker
GitHub
5 years ago
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with
1 additions and
0 deletions
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common_power.h
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@@ -105,6 +105,7 @@ static void INLINE blas_lock(volatile unsigned long *address){ |
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" bne- 1f\n" |
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" stwcx. %2,0, %1\n" |
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" bne- 0b\n" |
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" isync\n" |
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"1: " |
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: "=&r"(ret) |
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: "r"(address), "r" (val) |
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