Changeset bae1e1f in mainline for uspace/lib/math/arch/amd64/include/libarch/math.h

Timestamp:

2015-09-01T08:08:47Z (10 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

992ffa6

Parents:

1d03e86

Message:

floor() and ceil().

File:

• uspace/lib/math/arch/amd64/include/libarch/math.h (modified) (2 diffs)

uspace/lib/math/arch/amd64/include/libarch/math.h

@@ -36 +36 @@
 #define LIBMATH_amd64_MATH_H_
 
+#include <ceil.h>
+#include <floor.h>
 #include <mathtypes.h>
 #include <mod.h>
@@ -46 +48 @@
 extern float64_t sin(float64_t);
 extern float64_t cos(float64_t);
+
+static inline float64_t ceil(float64_t val)
+{
+        float64_u arg;
+        arg.val = val;
+        
+        float64_u ret;
+        ret.data = ceil_float64(arg.data);
+        
+        return ret.val;
+}
+
+static inline float64_t floor(float64_t val)
+{
+        float64_u arg;
+        arg.val = val;
+        
+        float64_u ret;
+        ret.data = floor_float64(arg.data);
+        
+        return ret.val;
+}
+
 extern float64_t trunc(float64_t);