diff options
| author | Tor Aamodt <[email protected]> | 2010-07-15 18:09:46 -0800 |
|---|---|---|
| committer | Tor Aamodt <[email protected]> | 2010-07-15 18:09:46 -0800 |
| commit | 69f2911e04ffb1b19eef1fafb8c040af271f656e (patch) | |
| tree | 231d3b6bdc3a202f7c255bfcf7bf2c36e32cee9e /benchmarks/CUDA/MUM/morton.c | |
creating branch for adding support for CUDA 3.x and Fermi
[git-p4: depot-paths = "//depot/gpgpu_sim_research/fermi/distribution/": change = 6829]
Diffstat (limited to 'benchmarks/CUDA/MUM/morton.c')
| -rw-r--r-- | benchmarks/CUDA/MUM/morton.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/benchmarks/CUDA/MUM/morton.c b/benchmarks/CUDA/MUM/morton.c new file mode 100644 index 0000000..13599c6 --- /dev/null +++ b/benchmarks/CUDA/MUM/morton.c @@ -0,0 +1,30 @@ +#include <stdio.h> + +void morton(int i, int *x, int *y) +{ + *x = 0; + *y = 0; + + int b; + for (b = 0; b < 16; b++) + { + *x |= (i & (1 << (b*2))) >> b; + *y |= (i & (1 << (b*2+1))) >> (b+1); + } +} + +int main(int argc, char ** argv) +{ + int i; + for (i = 0; i < 100; i++) + { + int x; + int y; + + morton(i,&x,&y); + + printf("%d: %d %d\n", i, x, y); + } + + return 0; +} |
