[llvm-project.git] / llvm / test / Instrumentation / DataFlowSanitizer / dont_combine_offset_labels_on_gep.ll
| blob | 997681bb8e69298dbf4fdcedea7d8e79b00fc38a |
1 ; RUN: opt < %s -passes=dfsan -dfsan-combine-offset-labels-on-gep=false -S | FileCheck %s
2 ; RUN: opt < %s -passes=dfsan -dfsan-combine-offset-labels-on-gep=false -dfsan-track-origins=1 -S | FileCheck %s --check-prefixes=CHECK,CHECK_ORIGIN
3 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"
4 target triple = "x86_64-unknown-linux-gnu"
6 ; CHECK: @__dfsan_arg_tls = external thread_local(initialexec) global [[TLS_ARR:\[100 x i64\]]]
7 ; CHECK: @__dfsan_retval_tls = external thread_local(initialexec) global [[TLS_ARR]]
8 define ptr @gepop(ptr %p, i32 %a, i32 %b, i32 %c) {
9 ; CHECK: @gepop.dfsan
10 ; CHECK_ORIGIN: %[[#PO:]] = load i32, ptr @__dfsan_arg_origin_tls, align [[ALIGN_O:4]]
11 ; CHECK: %[[#PS:]] = load i8, ptr @__dfsan_arg_tls, align [[ALIGN_S:2]]
12 ; CHECK: %e = getelementptr [10 x [20 x i32]], ptr %p, i32 %a, i32 %b, i32 %c
13 ; CHECK: store i8 %[[#PS]], ptr @__dfsan_retval_tls, align [[ALIGN_S]]
14 ; CHECK_ORIGIN: store i32 %[[#PO]], ptr @__dfsan_retval_origin_tls, align [[ALIGN_O]]
16 %e = getelementptr [10 x [20 x i32]], ptr %p, i32 %a, i32 %b, i32 %c
17 ret ptr %e
18 }