| ; 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) |
