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tests/tcg: fix out-of-bounds access in test-avx

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This can cause differences between native and QEMU execution, due
to ASLR.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2023-10-20 00:51:34 +02:00
parent a95260486a
commit 45b5933f7a
1 changed files with 7 additions and 4 deletions
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11
tests/tcg/i386/test-avx.c
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@ -236,12 +236,15 @@ v4di val_i64[] = {
v4di deadbeef = {0xa5a5a5a5deadbeefull, 0xa5a5a5a5deadbeefull,
0xa5a5a5a5deadbeefull, 0xa5a5a5a5deadbeefull};
v4di indexq = {0x000000000000001full, 0x000000000000008full,
0xffffffffffffffffull, 0xffffffffffffff5full};
v4di indexd = {0x00000002000000efull, 0xfffffff500000010ull,
0x0000000afffffff0ull, 0x000000000000000eull};
/* &gather_mem[0x10] is 512 bytes from the base; indices must be >=-64, <64
* to account for scaling by 8 */
v4di indexq = {0x000000000000001full, 0x000000000000003dull,
0xffffffffffffffffull, 0xffffffffffffffdfull};
v4di indexd = {0x00000002ffffffcdull, 0xfffffff500000010ull,
0x0000003afffffff0ull, 0x000000000000000eull};
v4di gather_mem[0x20];
_Static_assert(sizeof(gather_mem) == 1024);
void init_f16reg(v4di *r)
{