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-rw-r--r--test/CodeGen/AArch64/mergestores_noimplicitfloat.ll23
1 files changed, 23 insertions, 0 deletions
diff --git a/test/CodeGen/AArch64/mergestores_noimplicitfloat.ll b/test/CodeGen/AArch64/mergestores_noimplicitfloat.ll
new file mode 100644
index 0000000000000..74aeaf75d0378
--- /dev/null
+++ b/test/CodeGen/AArch64/mergestores_noimplicitfloat.ll
@@ -0,0 +1,23 @@
+; RUN: llc -o - %s | FileCheck %s
+
+target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
+target triple = "arm64-apple-ios10.0.0"
+
+; PR33475 - Expect 64-bit operations as 128-operations are not legal
+
+; CHECK-LABEL: pr33475
+; CHECK-DAG: ldr [[R0:x[0-9]+]], [x1]
+; CHECK-DAG: str [[R0]], [x0]
+; CHECK-DAG: ldr [[R1:x[0-9]+]], [x1, #8]
+; CHECK-DAG: str [[R1]], [x0, #8]
+; CHECK-DAG: ldr [[R2:x[0-9]+]], [x1, #16]
+; CHECK-DAG: str [[R2]], [x0, #16]
+; CHECK-DAG: ldr [[R3:x[0-9]+]], [x1, #24]
+; CHECK-DAG: str [[R3]], [x0, #24]
+
+define void @pr33475(i8* %p0, i8* %p1) noimplicitfloat {
+ call void @llvm.memcpy.p0i8.p0i8.i64(i8* %p0, i8* %p1, i64 32, i32 4, i1 false)
+ ret void
+}
+
+declare void @llvm.memcpy.p0i8.p0i8.i64(i8*, i8*, i64, i32, i1)