1 files changed, 56 insertions, 0 deletions
diff --git a/src/ir/literal-utils.h b/src/ir/literal-utils.h
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+++ b/src/ir/literal-utils.h
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2017 WebAssembly Community Group participants
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef wasm_ir_literal_utils_h
+#define wasm_ir_literal_utils_h
+
+#include "wasm.h"
+
+namespace wasm {
+
+namespace LiteralUtils {
+
+inline Literal makeLiteralFromInt32(int32_t x, WasmType type) {
+  switch (type) {
+    case i32: return Literal(int32_t(x)); break;
+    case i64: return Literal(int64_t(x)); break;
+    case f32: return Literal(float(x)); break;
+    case f64: return Literal(double(x)); break;
+    default: WASM_UNREACHABLE();
+  }
+}
+
+inline Literal makeLiteralZero(WasmType type) {
+  return makeLiteralFromInt32(0, type);
+}
+
+inline Expression* makeFromInt32(int32_t x, WasmType type, Module& wasm) {
+  auto* ret = wasm.allocator.alloc<Const>();
+  ret->value = makeLiteralFromInt32(x, type);
+  ret->type = type;
+  return ret;
+}
+
+inline Expression* makeZero(WasmType type, Module& wasm) {
+  return makeFromInt32(0, type, wasm);
+}
+
+} // namespace LiteralUtils
+
+} // namespace wasm
+
+#endif // wasm_ir_literal_utils_h
+