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Great utility for benchmarks, but ran into verification of unsigned c… #616

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Great utility for benchmarks, but ran into verification of unsigned c… #616

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16 changes: 16 additions & 0 deletions benchmarks/common/util.h
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Original file line number Diff line number Diff line change
Expand Up @@ -57,6 +57,22 @@ static int verifyFloat(int n, const volatile float* test, const float* verify)
return 0;
}

static int verifyChar(int n, const volatile char* test, const char* verify)
{
int i;
// Unrolled for faster verification
for (i = 0; i < n / 2 * 2; i += 2)
{
char t0 = test[i], t1 = test[i + 1];
char v0 = verify[i], v1 = verify[i + 1];
if (t0 != v0) return i + 1;
if (t1 != v1) return i + 2;
}
if (n % 2 != 0 && test[n - 1] != verify[n - 1])
return n;
return 0;
}

static void __attribute__((noinline)) barrier(int ncores)
{
static volatile int sense;
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