diff options
| author | Mohit K. Bhakkad <mohit.bhakkad@gmail.com> | 2016-02-22 06:16:28 +0000 |
|---|---|---|
| committer | Mohit K. Bhakkad <mohit.bhakkad@gmail.com> | 2016-02-22 06:16:28 +0000 |
| commit | 5e43f8b685effcdb7ed68a7502ee2edcf676d536 (patch) | |
| tree | bcf32977e65a93163237b3652783aa2fba41bd29 /lib/msan/msan.cc | |
| parent | d0450782ef558da661bb7ecf7f6990e7f6a7f480 (diff) | |
[MSan] Make unaligned load/store functions compatible for both endians
Reviewers: eugenis
Subscribers: jaydeep, sagar, llvm-commits
Differential Revision: http://reviews.llvm.org/D17371
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@261513 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/msan/msan.cc')
| -rw-r--r-- | lib/msan/msan.cc | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/msan/msan.cc b/lib/msan/msan.cc index 9949db4c1..120abbeb9 100644 --- a/lib/msan/msan.cc +++ b/lib/msan/msan.cc @@ -580,13 +580,13 @@ u32 __msan_get_umr_origin() { } u16 __sanitizer_unaligned_load16(const uu16 *p) { - __msan_retval_tls[0] = *(uu16 *)MEM_TO_SHADOW((uptr)p); + *(uu16 *)&__msan_retval_tls[0] = *(uu16 *)MEM_TO_SHADOW((uptr)p); if (__msan_get_track_origins()) __msan_retval_origin_tls = GetOriginIfPoisoned((uptr)p, sizeof(*p)); return *p; } u32 __sanitizer_unaligned_load32(const uu32 *p) { - __msan_retval_tls[0] = *(uu32 *)MEM_TO_SHADOW((uptr)p); + *(uu32 *)&__msan_retval_tls[0] = *(uu32 *)MEM_TO_SHADOW((uptr)p); if (__msan_get_track_origins()) __msan_retval_origin_tls = GetOriginIfPoisoned((uptr)p, sizeof(*p)); return *p; @@ -598,7 +598,7 @@ u64 __sanitizer_unaligned_load64(const uu64 *p) { return *p; } void __sanitizer_unaligned_store16(uu16 *p, u16 x) { - u16 s = __msan_param_tls[1]; + u16 s = *(uu16 *)&__msan_param_tls[1]; *(uu16 *)MEM_TO_SHADOW((uptr)p) = s; if (s && __msan_get_track_origins()) if (uu32 o = __msan_param_origin_tls[2]) @@ -606,7 +606,7 @@ void __sanitizer_unaligned_store16(uu16 *p, u16 x) { *p = x; } void __sanitizer_unaligned_store32(uu32 *p, u32 x) { - u32 s = __msan_param_tls[1]; + u32 s = *(uu32 *)&__msan_param_tls[1]; *(uu32 *)MEM_TO_SHADOW((uptr)p) = s; if (s && __msan_get_track_origins()) if (uu32 o = __msan_param_origin_tls[2]) |