diff options
Diffstat (limited to 'tests/tcg/openrisc/test_div.c')
-rw-r--r-- | tests/tcg/openrisc/test_div.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/tests/tcg/openrisc/test_div.c b/tests/tcg/openrisc/test_div.c new file mode 100644 index 0000000000..9b65f6e673 --- /dev/null +++ b/tests/tcg/openrisc/test_div.c @@ -0,0 +1,54 @@ +#include <stdio.h> + +int main(void) +{ + int a, b, c; + int result; + + b = 0x120; + c = 0x4; + result = 0x48; + __asm + ("l.div %0, %1, %2\n\t" + : "=r"(a) + : "r"(b), "r"(c) + ); + if (a != result) { + printf("div error\n"); + return -1; + } + + result = 0x4; + __asm + ("l.div %0, %1, %0\n\t" + : "+r"(a) + : "r"(b) + ); + if (a != result) { + printf("div error\n"); + return -1; + } + + b = 0xffffffff; + c = 0x80000000; + result = 0; + __asm + ("l.div %0, %1, %2\n\t" + : "=r"(a) + : "r"(b), "r"(c) + ); + if (a != result) { + printf("div error\n"); + return -1; + } + + b = 0x80000000; + c = 0xffffffff; + __asm + ("l.div %0, %1, %2\n\t" + : "=r"(a) + : "r"(b), "r"(c) + ); + + return 0; +} |