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Diffstat (limited to 'qemu/tests/tcg/openrisc/test_lf_sub.c')
-rw-r--r--qemu/tests/tcg/openrisc/test_lf_sub.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/qemu/tests/tcg/openrisc/test_lf_sub.c b/qemu/tests/tcg/openrisc/test_lf_sub.c
new file mode 100644
index 000000000..5ee9b0391
--- /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;
+}