system/qemu
system/qemu
1
0
Fork 0
mirror of https://gitlab.com/qemu-project/qemu synced 2024-07-22 10:55:31 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

tests/tcg/multiarch: Adjust sigbus.c

Browse source 
With -cpu max and FEAT_LSE2, the __aarch64__ section will only raise
an alignment exception when the load crosses a 16-byte boundary.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20230530191438.411344-20-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2023-06-06 10:19:39 +01:00 committed by Peter Maydell
parent b7559ff7ce
commit 6a6f429574
1 changed files with 9 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
tests/tcg/multiarch/sigbus.c
View file

@ -6,8 +6,13 @@
#include <endian.h>
unsigned long long x = 0x8877665544332211ull;
void * volatile p = (void *)&x + 1;
char x[32] __attribute__((aligned(16))) = {
0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10,
0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18,
0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20,
};
void * volatile p = (void *)&x + 15;
void sigbus(int sig, siginfo_t *info, void *uc)
{
@ -60,9 +65,9 @@ int main()
* We might as well validate the unaligned load worked.
*/
if (BYTE_ORDER == LITTLE_ENDIAN) {
assert(tmp == 0x55443322);
assert(tmp == 0x13121110);
} else {
assert(tmp == 0x77665544);
assert(tmp == 0x10111213);
}
return EXIT_SUCCESS;
}