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| author | Peter Collingbourne <peter@pcc.me.uk> | 2012-05-29 00:42:29 +0000 |
|---|---|---|
| committer | Peter Collingbourne <peter@pcc.me.uk> | 2012-05-29 00:42:29 +0000 |
| commit | d3c242ae642e3a88b5e6421b5637e48a051e8a5c (patch) | |
| tree | ba204f1adcedb2cea9f66e434510bce1606aa616 /libclc/generic/include/clc/math/log.h | |
| parent | 8b3721b01d0a8f364309a5c2af411434dae6c484 (diff) | |
| download | bcm5719-llvm-d3c242ae642e3a88b5e6421b5637e48a051e8a5c.tar.gz bcm5719-llvm-d3c242ae642e3a88b5e6421b5637e48a051e8a5c.zip | |
Implement exp, exp2, log, log2, native_exp, native_exp2, native_log,
native_log2. Patch by Joshua Cranmer!
llvm-svn: 157598
Diffstat (limited to 'libclc/generic/include/clc/math/log.h')
| -rw-r--r-- | libclc/generic/include/clc/math/log.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libclc/generic/include/clc/math/log.h b/libclc/generic/include/clc/math/log.h new file mode 100644 index 00000000000..644f8575c1b --- /dev/null +++ b/libclc/generic/include/clc/math/log.h @@ -0,0 +1,4 @@ +#undef log + +// log(x) = log2(x) * (1/log2(e)) +#define log(val) (__clc_log2(val) * 0.693147181f) |
