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| author | Weiming Zhao <weimingz@codeaurora.org> | 2013-10-29 17:01:29 +0000 |
|---|---|---|
| committer | Weiming Zhao <weimingz@codeaurora.org> | 2013-10-29 17:01:29 +0000 |
| commit | acf48d75e5920b3b9e8fc532c17e9725fcd2fd04 (patch) | |
| tree | f28779292b4b88629121ffdc5bb695a9debb0f28 | |
| parent | ffade617bd6fb7aabd8b9f77f612494f181c15f3 (diff) | |
| download | bcm5719-llvm-acf48d75e5920b3b9e8fc532c17e9725fcd2fd04.tar.gz bcm5719-llvm-acf48d75e5920b3b9e8fc532c17e9725fcd2fd04.zip | |
add test cases for frameaddr and returnaddr for aarch64
llvm-svn: 193626
| -rw-r--r-- | llvm/test/CodeGen/AArch64/frameaddr.ll | 20 | ||||
| -rw-r--r-- | llvm/test/CodeGen/AArch64/returnaddr.ll | 21 |
2 files changed, 41 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/AArch64/frameaddr.ll b/llvm/test/CodeGen/AArch64/frameaddr.ll new file mode 100644 index 00000000000..182704bd654 --- /dev/null +++ b/llvm/test/CodeGen/AArch64/frameaddr.ll @@ -0,0 +1,20 @@ +; RUN: llc < %s -mtriple=aarch64-none-linux-gnu | FileCheck %s + +define i8* @t() nounwind { +entry: +; CHECK-LABEL: t: +; CHECK: mov x0, x29 + %0 = call i8* @llvm.frameaddress(i32 0) + ret i8* %0 +} + +define i8* @t2() nounwind { +entry: +; CHECK-LABEL: t2: +; CHECK: ldr x[[reg:[0-9]+]], [x29] +; CHECK: ldr x[[reg]], [x[[reg]]] + %0 = call i8* @llvm.frameaddress(i32 2) + ret i8* %0 +} + +declare i8* @llvm.frameaddress(i32) nounwind readnone diff --git a/llvm/test/CodeGen/AArch64/returnaddr.ll b/llvm/test/CodeGen/AArch64/returnaddr.ll new file mode 100644 index 00000000000..c85f9ec4ffd --- /dev/null +++ b/llvm/test/CodeGen/AArch64/returnaddr.ll @@ -0,0 +1,21 @@ +; RUN: llc < %s -mtriple=aarch64-none-linux-gnu | FileCheck %s + +define i8* @rt0(i32 %x) nounwind readnone { +entry: +; CHECK-LABEL: rt0: +; CHECK: mov x0, x30 + %0 = tail call i8* @llvm.returnaddress(i32 0) + ret i8* %0 +} + +define i8* @rt2() nounwind readnone { +entry: +; CHECK-LABEL: rt2: +; CHECK: ldr x[[reg:[0-9]+]], [x29] +; CHECK: ldr x[[reg]], [x[[reg]]] +; CHECK: ldr x0, [x[[reg]], #8] + %0 = tail call i8* @llvm.returnaddress(i32 2) + ret i8* %0 +} + +declare i8* @llvm.returnaddress(i32) nounwind readnone |
