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author | fishsoupisgood <github@madingley.org> | 2019-04-29 01:17:54 +0100 |
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committer | fishsoupisgood <github@madingley.org> | 2019-05-27 03:43:43 +0100 |
commit | 3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch) | |
tree | 65ca85f13617aee1dce474596800950f266a456c /tests/tcg/cris/check_settls1.c | |
download | qemu-master.tar.gz qemu-master.tar.bz2 qemu-master.zip |
Diffstat (limited to 'tests/tcg/cris/check_settls1.c')
-rw-r--r-- | tests/tcg/cris/check_settls1.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/tests/tcg/cris/check_settls1.c b/tests/tcg/cris/check_settls1.c new file mode 100644 index 00000000..69d20265 --- /dev/null +++ b/tests/tcg/cris/check_settls1.c @@ -0,0 +1,45 @@ +#include <stdio.h> +#include <stdlib.h> +#include <errno.h> +#include <unistd.h> + +#include <sys/syscall.h> + +#ifndef SYS_set_thread_area +#define SYS_set_thread_area 243 +#endif + +int main (void) +{ + unsigned long tp, old_tp; + int ret; + + asm volatile ("move $pid,%0" : "=r" (old_tp)); + old_tp &= ~0xff; + + ret = syscall (SYS_set_thread_area, 0xf0); + if (ret != -1 || errno != EINVAL) { + syscall (SYS_set_thread_area, old_tp); + perror ("Invalid thread area accepted:"); + abort(); + } + + ret = syscall (SYS_set_thread_area, 0xeddeed00); + if (ret != 0) { + perror ("Valid thread area not accepted: "); + abort (); + } + + asm volatile ("move $pid,%0" : "=r" (tp)); + tp &= ~0xff; + syscall (SYS_set_thread_area, old_tp); + + if (tp != 0xeddeed00) { + * (volatile int *) 0 = 0; + perror ("tls2"); + abort (); + } + + printf ("pass\n"); + return EXIT_SUCCESS; +} |