Add qemu 2.4.0

[kvmfornfv.git] / qemu / tests / tcg / openrisc / test_lf_sub.c

diff --git a/qemu/tests/tcg/openrisc/test_lf_sub.c b/qemu/tests/tcg/openrisc/test_lf_sub.c
new file mode 100644 (file)
index 0000000..5ee9b03
--- /dev/null
+++ b/qemu/tests/tcg/openrisc/test_lf_sub.c
@@ -0,0 +1,35 @@
+#include <stdio.h>
+
+int main(void)
+{
+    float a, b, c;
+    float result;
+
+    b = 10.5;
+    c = 1.5;
+    result = 9.0;
+    __asm
+    ("lf.sub.s  %0, %1, %2\n\t"
+     : "=r"(a)
+     : "r"(b), "r"(c)
+    );
+    if (a != result) {
+        printf("lf.sub.s error\n");
+        return -1;
+    }
+
+/*    b = 0x999;
+    c = 0x654;
+    result = 0x345;
+    __asm
+    ("lf.sub.d  %0, %1, %2\n\t"
+     : "=r"(a)
+     : "r"(b), "r"(c)
+    );
+    if (a != result) {
+        printf("lf.sub.d error\n");
+        return -1;
+    }*/
+
+    return 0;
+}