stats: Add support for hierarchical stats

[gem5.git] / src / base / fenv.hh

diff --git a/src/base/fenv.hh b/src/base/fenv.hh
index 013d2f09bfd9c8b8c75eaef826863a7bc5dd9d4e..42b383888646995e91e251553d4dfa03bf3e9d2f 100644 (file)
--- a/src/base/fenv.hh
+++ b/src/base/fenv.hh
@@ -33,20 +33,21 @@
 
 #include "config/use_fenv.hh"
 
-#if USE_FENV
-
-#include <fenv.h>
+#define M5_FE_DOWNWARD     0
+#define M5_FE_TONEAREST    1
+#define M5_FE_TOWARDZERO   2
+#define M5_FE_UPWARD       3
 
+#if USE_FENV
+extern "C" {
+void m5_fesetround(int rm);
+int m5_fegetround();
+}
 #else
 
 // Dummy definitions to allow code to compile w/o a real <fenv.h>.
-
-#define FE_TONEAREST    0
-#define FE_DOWNWARD     0
-#define FE_UPWARD       0
-#define FE_TOWARDZERO   0
-
-inline int fesetround(int rounding_mode) { return 0; }
+inline void m5_fesetround(int rm) { ; }
+inline int m5_fegetround() {return 0; }
 
 #endif // USE_FENV