[WebAssembly] Inline asm support.
llvm-svn: 252997
diff --git a/llvm/test/CodeGen/WebAssembly/inline-asm.ll b/llvm/test/CodeGen/WebAssembly/inline-asm.ll
new file mode 100644
index 0000000..5dcd436
--- /dev/null
+++ b/llvm/test/CodeGen/WebAssembly/inline-asm.ll
@@ -0,0 +1,53 @@
+; RUN: llc < %s -asm-verbose=false | FileCheck %s
+
+; Test basic inline assembly.
+
+target datalayout = "e-p:32:32-i64:64-n32:64-S128"
+target triple = "wasm32-unknown-unknown"
+
+; CHECK-LABEL: foo:
+; CHECK-NEXT: .param i32{{$}}
+; CHECK-NEXT: .result i32{{$}}
+; CHECK-NEXT: .local i32, i32{{$}}
+; CHECK-NEXT: #APP{{$}}
+; CHECK-NEXT: 1 = aaa(0){{$}}
+; CHECK-NEXT: #NO_APP{{$}}
+; CHECK-NEXT: return (get_local 1){{$}}
+define i32 @foo(i32 %r) {
+entry:
+ %0 = tail call i32 asm sideeffect "$0 = aaa($1)", "=r,r"(i32 %r) #0, !srcloc !0
+ ret i32 %0
+}
+
+; CHECK-LABEL: bar:
+; CHECK-NEXT: .param i32{{$}}
+; CHECK-NEXT: .param i32{{$}}
+; CHECK-NEXT: .local i32, i32{{$}}
+; CHECK-NEXT: #APP{{$}}
+; CHECK-NEXT: 1 = bbb(0){{$}}
+; CHECK-NEXT: #NO_APP{{$}}
+; CHECK-NEXT: return{{$}}
+define void @bar(i32* %r, i32* %s) {
+entry:
+ tail call void asm sideeffect "$0 = bbb($1)", "=*m,*m"(i32* %s, i32* %r) #0, !srcloc !1
+ ret void
+}
+
+; CHECK-LABEL: imm:
+; CHECK-NEXT: .result i32{{$}}
+; CHECK-NEXT: .local i32{{$}}
+; CHECK-NEXT: #APP{{$}}
+; CHECK-NEXT: 0 = ccc(42){{$}}
+; CHECK-NEXT: #NO_APP{{$}}
+; CHECK-NEXT: return (get_local 0){{$}}
+define i32 @imm() {
+entry:
+ %0 = tail call i32 asm sideeffect "$0 = ccc($1)", "=r,i"(i32 42) #0, !srcloc !2
+ ret i32 %0
+}
+
+attributes #0 = { nounwind }
+
+!0 = !{i32 47}
+!1 = !{i32 145}
+!2 = !{i32 231}