Upload Kmake

deps/v8/test/mjsunit/regress/wasm/regress-341875188.js

@@ -0,0 +1,32 @@
+// Copyright 2024 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+d8.file.execute('test/mjsunit/wasm/wasm-module-builder.js');
+
+const builder = new WasmModuleBuilder();
+builder.addFunction('main', kSig_v_v)
+  .addLocals(kWasmS128, 2)
+.addBody([
+    // Comments show the Liftoff trace on x64 that leads to the DCHECK.
+    // []; [v128:s0x30, v128:s0x40]
+    kExprLocalGet, 0,
+    // []; [v128:s0x30, v128:s0x40, v128:xmm0]
+    kExprLocalTee, 0,
+    // []; [v128:xmm0, v128:s0x40, v128:xmm0]
+    kExprLocalGet, 0,
+    // []; [v128:xmm0, v128:s0x40, v128:xmm0, v128:xmm0]
+    kExprLocalGet, 0,
+    // []; [v128:xmm0, v128:s0x40, v128:xmm0, v128:xmm0, v128:xmm0]
+    kExprLocalGet, 1,
+    // []; [v128:xmm0, v128:s0x40, v128:xmm0, v128:xmm0, v128:xmm0, v128:xmm1]
+    kExprLocalSet, 0,
+    // []; [v128:xmm1, v128:s0x40, v128:xmm0, v128:xmm0, v128:xmm0]
+    kSimdPrefix, kExprS128Select,
+    // Now src1 == src2 == src3. Since src3 (xmm0) is free, we reuse it for dst,
+    // but it also aliases src2 which is not supported.
+    kExprDrop,
+]).exportFunc();
+
+const module = builder.instantiate();
+module.exports.main();