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/*
* Copyright 2015 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_optimizer_h
#define wasm_optimizer_h
#include "simple_ast.h"
using IString = wasm::IString;
extern IString JS_FLOAT_ZERO;
extern IString SIMD_INT8X16_CHECK;
extern IString SIMD_INT16X8_CHECK;
extern IString SIMD_INT32X4_CHECK;
extern IString SIMD_FLOAT32X4_CHECK;
extern IString SIMD_FLOAT64X2_CHECK;
enum JsType {
JS_INT = 0,
JS_DOUBLE,
JS_FLOAT,
JS_FLOAT32X4,
JS_FLOAT64X2,
JS_INT8X16,
JS_INT16X8,
JS_INT32X4,
JS_INT64,
JS_REF,
JS_NONE // number of types
};
enum JsSign {
// small constants can be signed or unsigned, variables are also flexible
JS_FLEXIBLE = 0,
JS_SIGNED,
JS_UNSIGNED,
JS_NONSIGNED,
};
cashew::Ref makeJsCoercedZero(JsType type);
bool needsJsCoercion(JsType type);
cashew::Ref makeJsCoercion(cashew::Ref node, JsType type);
cashew::Ref makeSigning(cashew::Ref node, JsSign sign);
#endif // wasm_optimizer_h
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