[test-suite] r193930 - Linpack: Use a fixed number of iterations for the linpack benchmark
Arnold Schwaighofer
aschwaighofer at apple.com
Sat Nov 2 10:42:36 PDT 2013
Author: arnolds
Date: Sat Nov 2 12:42:36 2013
New Revision: 193930
URL: http://llvm.org/viewvc/llvm-project?rev=193930&view=rev
Log:
Linpack: Use a fixed number of iterations for the linpack benchmark
Before, the benchmark used the executation time of running a loop containing
some function calls in the computation of how many iterations to run a later
loop.
Replace this by a fixed number of iterations.
Modified:
test-suite/trunk/SingleSource/Benchmarks/Linpack/linpack-pc.c
Modified: test-suite/trunk/SingleSource/Benchmarks/Linpack/linpack-pc.c
URL: http://llvm.org/viewvc/llvm-project/test-suite/trunk/SingleSource/Benchmarks/Linpack/linpack-pc.c?rev=193930&r1=193929&r2=193930&view=diff
==============================================================================
--- test-suite/trunk/SingleSource/Benchmarks/Linpack/linpack-pc.c (original)
+++ test-suite/trunk/SingleSource/Benchmarks/Linpack/linpack-pc.c Sat Nov 2 12:42:36 2013
@@ -427,8 +427,12 @@ int main ()
}
}
while (pass < 0);
-
- ntimes = 5.0 * (double)ntimes / time2;
+
+#ifdef SMALL_PROBLEM_SIZE
+ ntimes = 100;
+#else
+ ntimes = 1000;
+#endif
if (ntimes == 0) ntimes = 1;
fprintf (stderr,"Passes used %10d \n\n", 0);
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