aboutsummaryrefslogtreecommitdiffstats
path: root/tests/tcg/openrisc/test_lf_sub.c
diff options
context:
space:
mode:
authorfishsoupisgood <github@madingley.org>2019-04-29 01:17:54 +0100
committerfishsoupisgood <github@madingley.org>2019-05-27 03:43:43 +0100
commit3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch)
tree65ca85f13617aee1dce474596800950f266a456c /tests/tcg/openrisc/test_lf_sub.c
downloadqemu-master.tar.gz
qemu-master.tar.bz2
qemu-master.zip
Initial import of qemu-2.4.1HEADmaster
Diffstat (limited to 'tests/tcg/openrisc/test_lf_sub.c')
-rw-r--r--tests/tcg/openrisc/test_lf_sub.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/tests/tcg/openrisc/test_lf_sub.c b/tests/tcg/openrisc/test_lf_sub.c
new file mode 100644
index 00000000..5ee9b039
--- /dev/null
+++ b/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;
+}