vendor/llvm/llvm-release_350-r216957

1 files changed, 27 insertions, 0 deletions

diff --git a/test/CodeGen/AArch64/arm64-memset-inline.ll b/test/CodeGen/AArch64/arm64-memset-inline.ll
new file mode 100644
index 000000000000..2e237f4a882d
--- /dev/null
+++ b/test/CodeGen/AArch64/arm64-memset-inline.ll
@@ -0,0 +1,27 @@
+; RUN: llc < %s -march=arm64 | FileCheck %s
+
+define void @t1(i8* nocapture %c) nounwind optsize {
+entry:
+; CHECK-LABEL: t1:
+; CHECK: str wzr, [x0, #8]
+; CHECK: str xzr, [x0]
+  call void @llvm.memset.p0i8.i64(i8* %c, i8 0, i64 12, i32 8, i1 false)
+  ret void
+}
+
+define void @t2() nounwind ssp {
+entry:
+; CHECK-LABEL: t2:
+; CHECK: strh wzr, [sp, #32]
+; CHECK: stp xzr, xzr, [sp, #16]
+; CHECK: str xzr, [sp, #8]
+  %buf = alloca [26 x i8], align 1
+  %0 = getelementptr inbounds [26 x i8]* %buf, i32 0, i32 0
+  call void @llvm.memset.p0i8.i32(i8* %0, i8 0, i32 26, i32 1, i1 false)
+  call void @something(i8* %0) nounwind
+  ret void
+}
+
+declare void @something(i8*) nounwind
+declare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i32, i1) nounwind
+declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind