diff options
Diffstat (limited to 'test/Transforms/SafeStack/AArch64/abi_ssp.ll')
| -rw-r--r-- | test/Transforms/SafeStack/AArch64/abi_ssp.ll | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/test/Transforms/SafeStack/AArch64/abi_ssp.ll b/test/Transforms/SafeStack/AArch64/abi_ssp.ll new file mode 100644 index 000000000000..5d584d0a76b9 --- /dev/null +++ b/test/Transforms/SafeStack/AArch64/abi_ssp.ll @@ -0,0 +1,22 @@ +; RUN: opt -safe-stack -S -mtriple=aarch64-linux-android < %s -o - | FileCheck --check-prefix=TLS %s + + +define void @foo() nounwind uwtable safestack sspreq { +entry: +; The first @llvm.thread.pointer is for the unsafe stack pointer, skip it. +; TLS: call i8* @llvm.thread.pointer() + +; TLS: %[[TP2:.*]] = call i8* @llvm.thread.pointer() +; TLS: %[[B:.*]] = getelementptr i8, i8* %[[TP2]], i32 40 +; TLS: %[[C:.*]] = bitcast i8* %[[B]] to i8** +; TLS: %[[StackGuard:.*]] = load i8*, i8** %[[C]] +; TLS: store i8* %[[StackGuard]], i8** %[[StackGuardSlot:.*]] + %a = alloca i128, align 16 + call void @Capture(i128* %a) + +; TLS: %[[A:.*]] = load i8*, i8** %[[StackGuardSlot]] +; TLS: icmp ne i8* %[[StackGuard]], %[[A]] + ret void +} + +declare void @Capture(i128*) |