1 ; RUN: opt < %s -passes=dfsan -S | FileCheck %s
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 ;; Placeholder tests that will fail once element atomic @llvm.mem[move|set] intrinsics have
7 ;; been added to the MemIntrinsic class hierarchy. These will act as a reminder to
8 ;; verify that dfsan handles these intrinsics properly once they have been
9 ;; added to that class hierarchy.
11 declare void @llvm.memset.element.unordered.atomic.p0.i64(ptr nocapture writeonly, i8, i64, i32) nounwind
12 declare void @llvm.memmove.element.unordered.atomic.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i32) nounwind
13 declare void @llvm.memcpy.element.unordered.atomic.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i32) nounwind
15 define void @test_memcpy(ptr nocapture, ptr nocapture) {
16 ; CHECK-LABEL: test_memcpy.dfsan
17 ; CHECK: call void @llvm.memcpy.element.unordered.atomic.p0.p0.i64(ptr align 1 %0, ptr align 1 %1, i64 16, i32 1)
19 call void @llvm.memcpy.element.unordered.atomic.p0.p0.i64(ptr align 1 %0, ptr align 1 %1, i64 16, i32 1)
23 define void @test_memmove(ptr nocapture, ptr nocapture) {
24 ; CHECK-LABEL: test_memmove.dfsan
25 ; CHECK: call void @llvm.memmove.element.unordered.atomic.p0.p0.i64(ptr align 1 %0, ptr align 1 %1, i64 16, i32 1)
27 call void @llvm.memmove.element.unordered.atomic.p0.p0.i64(ptr align 1 %0, ptr align 1 %1, i64 16, i32 1)
31 define void @test_memset(ptr nocapture) {
32 ; CHECK-LABEL: test_memset.dfsan
33 ; CHECK: call void @llvm.memset.element.unordered.atomic.p0.i64(ptr align 1 %0, i8 88, i64 16, i32 1)
35 call void @llvm.memset.element.unordered.atomic.p0.i64(ptr align 1 %0, i8 88, i64 16, i32 1)