WebAssembly: test that valid -mcpu flags are accepted.

Summary: AArch64 has a similar test.

Subscribers: sunfish, aemerson, llvm-commits, jfb

Differential Revision: http://reviews.llvm.org/D11479

llvm-svn: 243058

diff --git a/llvm/test/CodeGen/WebAssembly/cpus.ll b/llvm/test/CodeGen/WebAssembly/cpus.ll
new file mode 100644 (file)
index 0000000..33721cd
--- /dev/null
+++ b/llvm/test/CodeGen/WebAssembly/cpus.ll
@@ -0,0 +1,15 @@
+; This tests that llc accepts all valid WebAssembly CPUs.
+
+; RUN: llc < %s -mtriple=wasm32-unknown-unknown -mcpu=mvp 2>&1 | FileCheck %s
+; RUN: llc < %s -mtriple=wasm64-unknown-unknown -mcpu=mvp 2>&1 | FileCheck %s
+; RUN: llc < %s -mtriple=wasm32-unknown-unknown -mcpu=bleeding-edge 2>&1 | FileCheck %s
+; RUN: llc < %s -mtriple=wasm64-unknown-unknown -mcpu=bleeding-edge 2>&1 | FileCheck %s
+; RUN: llc < %s -mtriple=wasm32-unknown-unknown -mcpu=invalidcpu 2>&1 | FileCheck %s --check-prefix=INVALID
+; RUN: llc < %s -mtriple=wasm64-unknown-unknown -mcpu=invalidcpu 2>&1 | FileCheck %s --check-prefix=INVALID
+
+; CHECK-NOT: {{.*}}  is not a recognized processor for this target
+; INVALID: {{.*}}  is not a recognized processor for this target
+
+define void @f(i64 %i_like_the_web) {
+  ret void
+}