tsan_basic.ll   [plain text]

; 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