xref: /llvm-project/llvm/test/Transforms/SafeStack/AArch64/abi.ll (revision 3bd517205799a152689434ceddf9493765f1e883)
1; RUN: opt -safe-stack -S -mtriple=aarch64-linux-android < %s -o - | FileCheck %s
2; RUN: opt -passes=safe-stack -S -mtriple=aarch64-linux-android < %s -o - | FileCheck %s
3
4
5define void @foo() nounwind uwtable safestack {
6entry:
7; CHECK: %[[TP:.*]] = call ptr @llvm.thread.pointer()
8; CHECK: %[[SPA0:.*]] = getelementptr i8, ptr %[[TP]], i32 72
9; CHECK: %[[USP:.*]] = load ptr, ptr %[[SPA0]]
10; CHECK: %[[USST:.*]] = getelementptr i8, ptr %[[USP]], i32 -16
11; CHECK: store ptr %[[USST]], ptr %[[SPA0]]
12
13  %a = alloca i8, align 8
14  call void @Capture(ptr %a)
15
16; CHECK: store ptr %[[USP]], ptr %[[SPA0]]
17  ret void
18}
19
20declare void @Capture(ptr)
21