| ; RUN: opt < %s -dfsan -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" |
| |
| ; CHECK: @__dfsan_shadow_width_bits = weak_odr constant i32 [[#SBITS:]] |
| ; CHECK: @__dfsan_shadow_width_bytes = weak_odr constant i32 [[#SBYTES:]] |
| |
| declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i1) |
| |
| define void @ms(i8* %p, i8 %v) { |
| ; CHECK-LABEL: @ms.dfsan |
| ; CHECK-SAME: (i8* %p, i8 %v) |
| ; CHECK: %[[ARGLABEL:.*]] = load i[[#SBITS]], {{.*}} @__dfsan_arg_tls |
| ; CHECK: call void @__dfsan_set_label(i[[#SBITS]] %[[ARGLABEL]], i32 0, i8* %p, i64 1) |
| call void @llvm.memset.p0i8.i64(i8* %p, i8 %v, i64 1, i1 1) |
| ret void |
| } |
