; RUN: opt < %s -passes=dfsan -dfsan-event-callbacks=1 -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-S128"
target triple = "x86_64-unknown-linux-gnu"

define i8 @load8(ptr %p) {
  ; CHECK: call void @__dfsan_load_callback(i8 zeroext %[[LABEL:.*]], ptr %p)
  ; CHECK: %a = load i8, ptr %p
  ; CHECK: store i8 %[[LABEL]], ptr @__dfsan_retval_tls

  %a = load i8, ptr %p
  ret i8 %a
}

define void @store8(ptr %p, i8 %a) {
  ; CHECK: store i8 %[[LABEL:.*]], ptr %{{.*}}
  ; CHECK: call void @__dfsan_store_callback(i8 zeroext %[[LABEL]], ptr %p)
  ; CHECK: store i8 %a, ptr %p

  store i8 %a, ptr %p
  ret void
}

define i1 @cmp(i8 %a, i8 %b) {
  ; CHECK: call void @__dfsan_cmp_callback(i8 zeroext %[[CMPLABEL:.*]])
  ; CHECK: %c = icmp ne i8 %a, %b
  ; CHECK: store i8 %[[CMPLABEL]], ptr @__dfsan_retval_tls

  %c = icmp ne i8 %a, %b
  ret i1 %c
}

; CHECK: declare void @__dfsan_load_callback(i8 zeroext, ptr)
; CHECK: declare void @__dfsan_store_callback(i8 zeroext, ptr)
; CHECK: declare void @__dfsan_mem_transfer_callback(ptr, i64)
; CHECK: declare void @__dfsan_cmp_callback(i8 zeroext)
; CHECK: declare void @__dfsan_conditional_callback(i8 zeroext)
; CHECK: declare void @__dfsan_conditional_callback_origin(i8 zeroext, i32)
; CHECK: declare void @__dfsan_reaches_function_callback(i8 zeroext, ptr, i32, ptr)
; CHECK: declare void @__dfsan_reaches_function_callback_origin(i8 zeroext, i32, ptr, i32, ptr)