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Diffstat (limited to 'test/Instrumentation/ThreadSanitizer/tsan_basic.ll')
| -rw-r--r-- | test/Instrumentation/ThreadSanitizer/tsan_basic.ll | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/test/Instrumentation/ThreadSanitizer/tsan_basic.ll b/test/Instrumentation/ThreadSanitizer/tsan_basic.ll new file mode 100644 index 0000000..33c703b --- /dev/null +++ b/test/Instrumentation/ThreadSanitizer/tsan_basic.ll @@ -0,0 +1,22 @@ +; RUN: opt < %s -tsan -S | FileCheck %s + +target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" +target triple = "x86_64-unknown-linux-gnu" + +define i32 @read_4_bytes(i32* %a) { +entry: + %tmp1 = load i32* %a, align 4 + ret i32 %tmp1 +} + +; CHECK: @llvm.global_ctors = {{.*}}@__tsan_init + +; CHECK: define i32 @read_4_bytes(i32* %a) { +; CHECK: call void @__tsan_func_entry(i8* %0) +; CHECK-NEXT: %1 = bitcast i32* %a to i8* +; CHECK-NEXT: call void @__tsan_read4(i8* %1) +; CHECK-NEXT: %tmp1 = load i32* %a, align 4 +; CHECK-NEXT: call void @__tsan_func_exit() +; CHECK: ret i32 + + |
