Mercurial > hg > graal-jvmci-8
comparison src/share/vm/utilities/globalDefinitions_xlc.hpp @ 22888:aefa2e84b424
8074869: C2 code generator can replace -0.0f with +0.0f on Linux
Summary: Instead of 'fpclass', use cast float->int and double->long to check if value is +0.0f and +0.0d, respectively.
Reviewed-by: kvn, simonis, dlong
| author | zmajo |
|---|---|
| date | Thu, 19 Mar 2015 19:53:34 +0100 |
| parents | b6a8cc1e0d92 |
| children |
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| 22887:10c237e58446 | 22888:aefa2e84b424 |
|---|---|
| 39 #include <stdio.h> | 39 #include <stdio.h> |
| 40 #include <stdlib.h> | 40 #include <stdlib.h> |
| 41 #include <wchar.h> | 41 #include <wchar.h> |
| 42 | 42 |
| 43 #include <math.h> | 43 #include <math.h> |
| 44 #ifndef FP_PZERO | |
| 45 // Linux doesn't have positive/negative zero | |
| 46 #define FP_PZERO FP_ZERO | |
| 47 #endif | |
| 48 #if (!defined fpclass) | |
| 49 #define fpclass fpclassify | |
| 50 #endif | |
| 51 | |
| 52 #include <time.h> | 44 #include <time.h> |
| 53 #include <fcntl.h> | 45 #include <fcntl.h> |
| 54 #include <dlfcn.h> | 46 #include <dlfcn.h> |
| 55 #include <pthread.h> | 47 #include <pthread.h> |
| 56 | 48 |