diff options
Diffstat (limited to 'llvm/test/CodeGen/AArch64/arm64-stack-no-frame.ll')
-rw-r--r-- | llvm/test/CodeGen/AArch64/arm64-stack-no-frame.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/AArch64/arm64-stack-no-frame.ll b/llvm/test/CodeGen/AArch64/arm64-stack-no-frame.ll new file mode 100644 index 00000000000..b5970c00ff9 --- /dev/null +++ b/llvm/test/CodeGen/AArch64/arm64-stack-no-frame.ll @@ -0,0 +1,20 @@ +; RUN: llc -mtriple=arm64-apple-ios7.0 -o - %s | FileCheck %s + +@global = global [20 x i64] zeroinitializer, align 8 + +; The following function has enough locals to need some restoring, but not a +; frame record. In an intermediate frame refactoring, prologue and epilogue were +; inconsistent about how much to move SP. +define void @test_stack_no_frame() { +; CHECK: test_stack_no_frame +; CHECK: sub sp, sp, #[[STACKSIZE:[0-9]+]] + %local = alloca [20 x i64] + %val = load volatile [20 x i64]* @global, align 8 + store volatile [20 x i64] %val, [20 x i64]* %local, align 8 + + %val2 = load volatile [20 x i64]* %local, align 8 + store volatile [20 x i64] %val2, [20 x i64]* @global, align 8 + +; CHECK: add sp, sp, #[[STACKSIZE]] + ret void +} |