| ; RUN: opt -safe-stack -S -mtriple=aarch64-linux-android < %s -o - | FileCheck --check-prefixes=TLS,ANDROID %s |
| ; RUN: opt -safe-stack -S -mtriple=aarch64-unknown-fuchsia < %s -o - | FileCheck --check-prefixes=TLS,FUCHSIA %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() |
| ; ANDROID: %[[B:.*]] = getelementptr i8, i8* %[[TP2]], i32 40 |
| ; FUCHSIA: %[[B:.*]] = getelementptr i8, i8* %[[TP2]], i32 -16 |
| ; 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*) |
