1 files changed, 27 insertions, 0 deletions

diff --git a/test/CodeGen/WebAssembly/memory-addr64.ll b/test/CodeGen/WebAssembly/memory-addr64.ll
new file mode 100644
index 000000000000..5de1f2b11cfd
--- /dev/null
+++ b/test/CodeGen/WebAssembly/memory-addr64.ll
@@ -0,0 +1,27 @@
+; RUN: llc < %s -asm-verbose=false | FileCheck %s
+
+; Test that basic memory operations assemble as expected with 64-bit addresses.
+
+target datalayout = "e-p:64:64-i64:64-n32:64-S128"
+target triple = "wasm64-unknown-unknown"
+
+declare i64 @llvm.wasm.memory.size.i64() nounwind readonly
+declare void @llvm.wasm.grow.memory.i64(i64) nounwind
+
+; CHECK-LABEL: memory_size:
+; CHECK-NEXT: .result i64{{$}}
+; CHECK-NEXT: memory_size $push0={{$}}
+; CHECK-NEXT: return $pop0{{$}}
+define i64 @memory_size() {
+  %a = call i64 @llvm.wasm.memory.size.i64()
+  ret i64 %a
+}
+
+; CHECK-LABEL: grow_memory:
+; CHECK-NEXT: .param i64{{$}}
+; CHECK: grow_memory $0{{$}}
+; CHECK-NEXT: return{{$}}
+define void @grow_memory(i64 %n) {
+  call void @llvm.wasm.grow.memory.i64(i64 %n)
+  ret void
+}