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authorVladimir Azarov <avm@intermediate-node.net>2024-10-01 15:47:05 +0200
committerVladimir Azarov <avm@intermediate-node.net>2024-10-01 15:47:05 +0200
commit4abab5ad6c8465a7528ccdd5f49367da05f78bbd (patch)
treeebf009bf1376a5a223a915bc27cbbd791a1316bc /src/math/s390x/trunc.c
Initial version
Diffstat (limited to 'src/math/s390x/trunc.c')
-rw-r--r--src/math/s390x/trunc.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/src/math/s390x/trunc.c b/src/math/s390x/trunc.c
new file mode 100644
index 0000000..3e5d886
--- /dev/null
+++ b/src/math/s390x/trunc.c
@@ -0,0 +1,15 @@
+#include <math.h>
+
+#if defined(__HTM__) || __ARCH__ >= 9
+
+double trunc(double x)
+{
+ __asm__ ("fidbra %0, 5, %1, 4" : "=f"(x) : "f"(x));
+ return x;
+}
+
+#else
+
+#include "../trunc.c"
+
+#endif