diff options
Diffstat (limited to 'tests/tcg/s390x')
| -rw-r--r-- | tests/tcg/s390x/Makefile.target | 1 | ||||
| -rw-r--r-- | tests/tcg/s390x/ipm.c | 22 |
2 files changed, 23 insertions, 0 deletions
diff --git a/tests/tcg/s390x/Makefile.target b/tests/tcg/s390x/Makefile.target index f62f950d8e..c800a582e5 100644 --- a/tests/tcg/s390x/Makefile.target +++ b/tests/tcg/s390x/Makefile.target @@ -2,3 +2,4 @@ VPATH+=$(SRC_PATH)/tests/tcg/s390x CFLAGS+=-march=zEC12 -m64 TESTS+=hello-s390x TESTS+=csst +TESTS+=ipm diff --git a/tests/tcg/s390x/ipm.c b/tests/tcg/s390x/ipm.c new file mode 100644 index 0000000000..742f3a18c5 --- /dev/null +++ b/tests/tcg/s390x/ipm.c @@ -0,0 +1,22 @@ +#include <stdint.h> +#include <unistd.h> + +int main(void) +{ + uint32_t op1 = 0x55555555; + uint32_t op2 = 0x44444444; + uint64_t cc = 0xffffffffffffffffull; + + asm volatile( + " clc 0(4,%[op1]),0(%[op2])\n" + " ipm %[cc]\n" + : [cc] "+r" (cc) + : [op1] "r" (&op1), + [op2] "r" (&op2) + : "cc"); + if (cc != 0xffffffff20ffffffull) { + write(1, "bad cc\n", 7); + return 1; + } + return 0; +} |