From: Grigore Lupescu <grigore.lupescu at intel.com>
Signed-off-by: Grigore Lupescu <grigore.lupescu at intel.com>
---
kernels/bench_math.cl | 12 ++++++++++--
1 file changed, 10 insertions(+), 2 deletions(-)
diff --git a/kernels/bench_math.cl b/kernels/bench_math.cl
index b53ba50..a6b6b94 100644
--- a/kernels/bench_math.cl
+++ b/kernels/bench_math.cl
@@ -185,7 +185,11 @@ kernel void bench_math_sin(
#if defined(BENCHMARK_NATIVE)
result = native_sin(result); /* calls native */
#else
- result = sin(result); /* calls internal slow */
+ result = sin(result); /* calls internal, random complexity */
+ //result = sin(0.1f + result); /* calls internal, (1) no reduction */
+ //result = sin(2.f + result); /* calls internal, (2) fast reduction */
+ //result = sin(4001 + result); /* calls internal, (3) slow reduction */
+ result *= 0x1p-16;
#endif
}
@@ -206,7 +210,11 @@ kernel void bench_math_cos(
#if defined(BENCHMARK_NATIVE)
result = native_cos(result); /* calls native */
#else
- result = cos(result); /* calls internal slow */
+ result = cos(result); /* calls internal, random complexity */
+ //result = cos(0.1f + result); /* calls internal, (1) no reduction */
+ //result = cos(2.f + result); /* calls internal, (2) fast reduction */
+ //result = cos(4001.f + result); /* calls internal, (3) slow reduction */
+ result *= 0x1p-16;
#endif
}
dst[get_global_id(0)] = result;
--
2.5.0
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