binaryen/src/binaryen-c.cpp at main · WebAssembly/binaryen · GitHub

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* 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.

//===============================

// Binaryen C API implementation

//===============================

#include <mutex>

#include "binaryen-c.h"

#include "cfg/Relooper.h"

#include "ir/utils.h"

#include "parser/wat-parser.h"

#include "pass.h"

#include "shell-interface.h"

#include "support/colors.h"

#include "support/string.h"

#include "wasm-binary.h"

#include "wasm-builder.h"

#include "wasm-interpreter.h"

#include "wasm-stack.h"

#include "wasm-validator.h"

#include "wasm.h"

#include "wasm2js.h"

#include <iostream>

#include <sstream>

#ifdef __EMSCRIPTEN__

#include <emscripten.h>

#endif

using namespace wasm;

// Literal utilities

static_assert(sizeof(BinaryenLiteral) == sizeof(Literal),

"Binaryen C API literal must match wasm.h");

BinaryenLiteral toBinaryenLiteral(Literal x) {

BinaryenLiteral ret;

ret.type = x.type.getID();

assert(x.type.isSingle());

if (x.type.isBasic()) {

switch (x.type.getBasic()) {

case Type::i32:

ret.i32 = x.geti32();

return ret;

case Type::i64:

ret.i64 = x.geti64();

return ret;

case Type::f32:

ret.i32 = x.reinterpreti32();

return ret;

case Type::f64:

ret.i64 = x.reinterpreti64();

return ret;

case Type::v128:

memcpy(&ret.v128, x.getv128Ptr(), 16);

return ret;

case Type::none:

case Type::unreachable:

WASM_UNREACHABLE("unexpected type");

}

assert(x.type.isRef());

auto heapType = x.type.getHeapType();

if (heapType.isBasic()) {

switch (heapType.getBasic(Unshared)) {

case HeapType::i31:

WASM_UNREACHABLE("TODO: i31");

case HeapType::ext:

WASM_UNREACHABLE("TODO: extern literals");

case HeapType::any:

case HeapType::eq:

case HeapType::func:

case HeapType::cont:

case HeapType::struct_:

case HeapType::array:

case HeapType::exn:

WASM_UNREACHABLE("invalid type");

case HeapType::string:

WASM_UNREACHABLE("TODO: string literals");

case HeapType::waitqueue:

WASM_UNREACHABLE("TODO: waitqueue");

case HeapType::none:

case HeapType::noext:

case HeapType::nofunc:

case HeapType::nocont:

case HeapType::noexn:

case HeapType::nowaitqueue:

// Null.

return ret;

}

if (heapType.isSignature()) {

ret.func = x.getFunc().str.data();

return ret;

}

assert(x.isData());

WASM_UNREACHABLE("TODO: gc data");

}

Literal fromBinaryenLiteral(BinaryenLiteral x) {

auto type = Type(x.type);

if (type.isBasic()) {

switch (type.getBasic()) {

case Type::i32:

return Literal(x.i32);

case Type::i64:

return Literal(x.i64);

case Type::f32:

return Literal(x.i32).castToF32();

case Type::f64:

return Literal(x.i64).castToF64();

case Type::v128:

return Literal(x.v128);

case Type::none:

case Type::unreachable:

WASM_UNREACHABLE("unexpected type");

}

assert(type.isRef());

auto heapType = type.getHeapType();

if (heapType.isBasic()) {

switch (heapType.getBasic(Unshared)) {

case HeapType::i31:

WASM_UNREACHABLE("TODO: i31");

case HeapType::ext:

case HeapType::any:

WASM_UNREACHABLE("TODO: extern literals");

case HeapType::eq:

case HeapType::func:

case HeapType::cont:

case HeapType::struct_:

case HeapType::array:

case HeapType::exn:

WASM_UNREACHABLE("invalid type");

case HeapType::string:

WASM_UNREACHABLE("TODO: string literals");

case HeapType::waitqueue:

WASM_UNREACHABLE("TODO: waitqueue");

case HeapType::none:

case HeapType::noext:

case HeapType::nofunc:

case HeapType::nocont:

case HeapType::noexn:

case HeapType::nowaitqueue:

assert(type.isNullable());

return Literal::makeNull(heapType);

}

if (heapType.isSignature()) {

return Literal::makeFunc(Name(x.func), type);

}

assert(heapType.isData());

WASM_UNREACHABLE("TODO: gc data");

}

// Mutexes (global for now; in theory if multiple modules

// are used at once this should be optimized to be per-

// module, but likely it doesn't matter)

static std::mutex BinaryenFunctionMutex;

// Optimization options

static PassOptions globalPassOptions =

PassOptions::getWithDefaultOptimizationOptions();

extern "C" {

// ========== Module Creation ==========

// Core types

BinaryenType BinaryenTypeNone(void) { return Type::none; }

BinaryenType BinaryenTypeInt32(void) { return Type::i32; }

BinaryenType BinaryenTypeInt64(void) { return Type::i64; }

BinaryenType BinaryenTypeFloat32(void) { return Type::f32; }

BinaryenType BinaryenTypeFloat64(void) { return Type::f64; }

BinaryenType BinaryenTypeVec128(void) { return Type::v128; }

BinaryenType BinaryenTypeFuncref(void) {

return Type(HeapType::func, Nullable).getID();

}

BinaryenType BinaryenTypeExternref(void) {

return Type(HeapType::ext, Nullable).getID();

}

BinaryenType BinaryenTypeAnyref(void) {

return Type(HeapType::any, Nullable).getID();

}

BinaryenType BinaryenTypeEqref(void) {

return Type(HeapType::eq, Nullable).getID();

}

BinaryenType BinaryenTypeI31ref(void) {

return Type(HeapType::i31, Nullable).getID();

}

BinaryenType BinaryenTypeStructref(void) {

return Type(HeapType::struct_, Nullable).getID();

}

BinaryenType BinaryenTypeArrayref(void) {

return Type(HeapType::array, Nullable).getID();

}

BinaryenType BinaryenTypeStringref() {

return Type(HeapType::string, Nullable).getID();

}

BinaryenType BinaryenTypeNullref() {

return Type(HeapType::none, Nullable).getID();

}

BinaryenType BinaryenTypeNullExternref(void) {

return Type(HeapType::noext, Nullable).getID();

}

BinaryenType BinaryenTypeNullFuncref(void) {

return Type(HeapType::nofunc, Nullable).getID();

}

BinaryenType BinaryenTypeUnreachable(void) { return Type::unreachable; }

BinaryenType BinaryenTypeAuto(void) { return uintptr_t(-1); }

BinaryenType BinaryenTypeCreate(BinaryenType* types, BinaryenIndex numTypes) {

std::vector<Type> typeVec;

typeVec.reserve(numTypes);

for (BinaryenIndex i = 0; i < numTypes; ++i) {

typeVec.push_back(Type(types[i]));

}

return Type(typeVec).getID();

}

uint32_t BinaryenTypeArity(BinaryenType t) { return Type(t).size(); }

void BinaryenTypeExpand(BinaryenType t, BinaryenType* buf) {

Type types(t);

size_t i = 0;

for (const auto& type : types) {

buf[i++] = type.getID();

}

WASM_DEPRECATED BinaryenType BinaryenNone(void) { return Type::none; }

WASM_DEPRECATED BinaryenType BinaryenInt32(void) { return Type::i32; }

WASM_DEPRECATED BinaryenType BinaryenInt64(void) { return Type::i64; }

WASM_DEPRECATED BinaryenType BinaryenFloat32(void) { return Type::f32; }

WASM_DEPRECATED BinaryenType BinaryenFloat64(void) { return Type::f64; }

WASM_DEPRECATED BinaryenType BinaryenUndefined(void) { return uint32_t(-1); }

// Packed types

BinaryenPackedType BinaryenPackedTypeNotPacked(void) {

return Field::PackedType::NotPacked;

}

BinaryenPackedType BinaryenPackedTypeInt8(void) {

return Field::PackedType::i8;

}

BinaryenPackedType BinaryenPackedTypeInt16(void) {

return Field::PackedType::i16;

}

// Heap types

BinaryenHeapType BinaryenHeapTypeExt() {

return static_cast<BinaryenHeapType>(HeapType::BasicHeapType::ext);

}

BinaryenHeapType BinaryenHeapTypeFunc() {

return static_cast<BinaryenHeapType>(HeapType::BasicHeapType::func);

}

BinaryenHeapType BinaryenHeapTypeAny() {

return static_cast<BinaryenHeapType>(HeapType::BasicHeapType::any);

}

BinaryenHeapType BinaryenHeapTypeEq() {

return static_cast<BinaryenHeapType>(HeapType::BasicHeapType::eq);

}

BinaryenHeapType BinaryenHeapTypeI31() {

return static_cast<BinaryenHeapType>(HeapType::BasicHeapType::i31);

}

BinaryenHeapType BinaryenHeapTypeStruct() {

return static_cast<BinaryenHeapType>(HeapType::BasicHeapType::struct_);

}

BinaryenHeapType BinaryenHeapTypeArray() {

return static_cast<BinaryenHeapType>(HeapType::BasicHeapType::array);

}

BinaryenHeapType BinaryenHeapTypeString() {

return static_cast<BinaryenHeapType>(HeapType::BasicHeapType::string);

}

BinaryenHeapType BinaryenHeapTypeNone() {

return static_cast<BinaryenHeapType>(HeapType::BasicHeapType::none);

}

BinaryenHeapType BinaryenHeapTypeNoext() {

return static_cast<BinaryenHeapType>(HeapType::BasicHeapType::noext);

}

BinaryenHeapType BinaryenHeapTypeNofunc() {

return static_cast<BinaryenHeapType>(HeapType::BasicHeapType::nofunc);

}

bool BinaryenHeapTypeIsBasic(BinaryenHeapType heapType) {

return HeapType(heapType).isBasic();

}

bool BinaryenHeapTypeIsSignature(BinaryenHeapType heapType) {

return HeapType(heapType).isSignature();

}

bool BinaryenHeapTypeIsStruct(BinaryenHeapType heapType) {

return HeapType(heapType).isStruct();

}

bool BinaryenHeapTypeIsArray(BinaryenHeapType heapType) {

return HeapType(heapType).isArray();

}

bool BinaryenHeapTypeIsBottom(BinaryenHeapType heapType) {

return HeapType(heapType).isBottom();

}

BinaryenHeapType BinaryenHeapTypeGetBottom(BinaryenHeapType heapType) {

return static_cast<BinaryenHeapType>(HeapType(heapType).getBottom());

}

bool BinaryenHeapTypeIsSubType(BinaryenHeapType left, BinaryenHeapType right) {

return HeapType::isSubType(HeapType(left), HeapType(right));

}

BinaryenIndex BinaryenStructTypeGetNumFields(BinaryenHeapType heapType) {

auto ht = HeapType(heapType);

assert(ht.isStruct());

return ht.getStruct().fields.size();

}

BinaryenType BinaryenStructTypeGetFieldType(BinaryenHeapType heapType,

BinaryenIndex index) {

auto ht = HeapType(heapType);

assert(ht.isStruct());

auto& fields = ht.getStruct().fields;

assert(index < fields.size());

return fields[index].type.getID();

}

BinaryenPackedType

BinaryenStructTypeGetFieldPackedType(BinaryenHeapType heapType,

BinaryenIndex index) {

auto ht = HeapType(heapType);

assert(ht.isStruct());

auto& fields = ht.getStruct().fields;

assert(index < fields.size());

return fields[index].packedType;

}

bool BinaryenStructTypeIsFieldMutable(BinaryenHeapType heapType,

BinaryenIndex index) {

auto ht = HeapType(heapType);

assert(ht.isStruct());

auto& fields = ht.getStruct().fields;

assert(index < fields.size());

return fields[index].mutable_;

}

BinaryenType BinaryenArrayTypeGetElementType(BinaryenHeapType heapType) {

auto ht = HeapType(heapType);

assert(ht.isArray());

return ht.getArray().element.type.getID();

}

BinaryenPackedType

BinaryenArrayTypeGetElementPackedType(BinaryenHeapType heapType) {

auto ht = HeapType(heapType);

assert(ht.isArray());

return ht.getArray().element.packedType;

}

bool BinaryenArrayTypeIsElementMutable(BinaryenHeapType heapType) {

auto ht = HeapType(heapType);

assert(ht.isArray());

return ht.getArray().element.mutable_;

}

BinaryenType BinaryenSignatureTypeGetParams(BinaryenHeapType heapType) {

auto ht = HeapType(heapType);

assert(ht.isSignature());

return ht.getSignature().params.getID();

}

BinaryenType BinaryenSignatureTypeGetResults(BinaryenHeapType heapType) {

auto ht = HeapType(heapType);

assert(ht.isSignature());

return ht.getSignature().results.getID();

}

BinaryenHeapType BinaryenTypeGetHeapType(BinaryenType type) {

return Type(type).getHeapType().getID();

}

bool BinaryenTypeIsNullable(BinaryenType type) {

return Type(type).isNullable();

}

BinaryenType BinaryenTypeFromHeapType(BinaryenHeapType heapType,

bool nullable) {

return Type(HeapType(heapType),

nullable ? Nullability::Nullable : Nullability::NonNullable)

.getID();

}

// Expression ids

BinaryenExpressionId BinaryenInvalidId(void) {

return Expression::Id::InvalidId;

}

#define DELEGATE(CLASS_TO_VISIT) \

BinaryenExpressionId Binaryen##CLASS_TO_VISIT##Id(void) { \

return Expression::Id::CLASS_TO_VISIT##Id; \

}

#include "wasm-delegations.def"

// External kinds

BinaryenExternalKind BinaryenExternalFunction(void) {

return static_cast<BinaryenExternalKind>(ExternalKind::Function);

}

BinaryenExternalKind BinaryenExternalTable(void) {

return static_cast<BinaryenExternalKind>(ExternalKind::Table);

}

BinaryenExternalKind BinaryenExternalMemory(void) {

return static_cast<BinaryenExternalKind>(ExternalKind::Memory);

}

BinaryenExternalKind BinaryenExternalGlobal(void) {

return static_cast<BinaryenExternalKind>(ExternalKind::Global);

}

BinaryenExternalKind BinaryenExternalTag(void) {

return static_cast<BinaryenExternalKind>(ExternalKind::Tag);

}

// MemoryOrder for atomic operations

BINARYEN_API BinaryenMemoryOrder BinaryenMemoryOrderUnordered(void) {

return static_cast<BinaryenMemoryOrder>(MemoryOrder::Unordered);

}

BINARYEN_API BinaryenMemoryOrder BinaryenMemoryOrderRelaxed(void) {

return static_cast<BinaryenMemoryOrder>(MemoryOrder::Relaxed);

}

BINARYEN_API BinaryenMemoryOrder BinaryenMemoryOrderAcqRel(void) {

return static_cast<BinaryenMemoryOrder>(MemoryOrder::AcqRel);

}

BINARYEN_API BinaryenMemoryOrder BinaryenMemoryOrderSeqCst(void) {

return static_cast<BinaryenMemoryOrder>(MemoryOrder::SeqCst);

}

// Features

BinaryenFeatures BinaryenFeatureMVP(void) {

return static_cast<BinaryenFeatures>(FeatureSet::MVP);

}

BinaryenFeatures BinaryenFeatureAtomics(void) {

return static_cast<BinaryenFeatures>(FeatureSet::Atomics);

}

BinaryenFeatures BinaryenFeatureMutableGlobals(void) {

return static_cast<BinaryenFeatures>(FeatureSet::MutableGlobals);

}

BinaryenFeatures BinaryenFeatureNontrappingFPToInt(void) {

return static_cast<BinaryenFeatures>(FeatureSet::TruncSat);

}

BinaryenFeatures BinaryenFeatureSIMD128(void) {

return static_cast<BinaryenFeatures>(FeatureSet::SIMD);

}

BinaryenFeatures BinaryenFeatureBulkMemory(void) {

return static_cast<BinaryenFeatures>(FeatureSet::BulkMemory);

}

BinaryenFeatures BinaryenFeatureSignExt(void) {

return static_cast<BinaryenFeatures>(FeatureSet::SignExt);

}

BinaryenFeatures BinaryenFeatureExceptionHandling(void) {

return static_cast<BinaryenFeatures>(FeatureSet::ExceptionHandling);

}

BinaryenFeatures BinaryenFeatureTailCall(void) {

return static_cast<BinaryenFeatures>(FeatureSet::TailCall);

}

BinaryenFeatures BinaryenFeatureReferenceTypes(void) {

return static_cast<BinaryenFeatures>(FeatureSet::ReferenceTypes);

}

BinaryenFeatures BinaryenFeatureMultivalue(void) {

return static_cast<BinaryenFeatures>(FeatureSet::Multivalue);

}

BinaryenFeatures BinaryenFeatureGC(void) {

return static_cast<BinaryenFeatures>(FeatureSet::GC);

}

BinaryenFeatures BinaryenFeatureMemory64(void) {

return static_cast<BinaryenFeatures>(FeatureSet::Memory64);

}

BinaryenFeatures BinaryenFeatureRelaxedSIMD(void) {

return static_cast<BinaryenFeatures>(FeatureSet::RelaxedSIMD);

}

BinaryenFeatures BinaryenFeatureExtendedConst(void) {

return static_cast<BinaryenFeatures>(FeatureSet::ExtendedConst);

}

BinaryenFeatures BinaryenFeatureStrings(void) {

return static_cast<BinaryenFeatures>(FeatureSet::Strings);

}

BinaryenFeatures BinaryenFeatureMultiMemory(void) {

return static_cast<BinaryenFeatures>(FeatureSet::MultiMemory);

}

BinaryenFeatures BinaryenFeatureStackSwitching(void) {

return static_cast<BinaryenFeatures>(FeatureSet::StackSwitching);

}

BinaryenFeatures BinaryenFeatureSharedEverything(void) {

return static_cast<BinaryenFeatures>(FeatureSet::SharedEverything);

}

BinaryenFeatures BinaryenFeatureFP16(void) {

return static_cast<BinaryenFeatures>(FeatureSet::FP16);

}

BinaryenFeatures BinaryenFeatureBulkMemoryOpt(void) {

return static_cast<BinaryenFeatures>(FeatureSet::BulkMemoryOpt);

}

BinaryenFeatures BinaryenFeatureCallIndirectOverlong(void) {

return static_cast<BinaryenFeatures>(FeatureSet::CallIndirectOverlong);

}

BinaryenFeatures BinaryenFeatureAcquireReleaseAtomics(void) {

return static_cast<BinaryenFeatures>(FeatureSet::AcquireReleaseAtomics);

}

BinaryenFeatures BinaryenFeatureMultibyte(void) {

return static_cast<BinaryenFeatures>(FeatureSet::Multibyte);

}

BinaryenFeatures BinaryenFeatureCustomPageSizes(void) {

return static_cast<BinaryenFeatures>(FeatureSet::CustomPageSizes);

}

BinaryenFeatures BinaryenFeatureWideArithmetic(void) {

return static_cast<BinaryenFeatures>(FeatureSet::WideArithmetic);

}

BinaryenFeatures BinaryenFeatureCompactImports(void) {

return static_cast<BinaryenFeatures>(FeatureSet::CompactImports);

}

BinaryenFeatures BinaryenFeatureRelaxedAtomics(void) {

return static_cast<BinaryenFeatures>(FeatureSet::RelaxedAtomics);

}

BinaryenFeatures BinaryenFeatureAll(void) {

return static_cast<BinaryenFeatures>(FeatureSet::All);

}

// Modules

BinaryenModuleRef BinaryenModuleCreate(void) { return new Module(); }

void BinaryenModuleDispose(BinaryenModuleRef module) { delete (Module*)module; }

// Literals

BinaryenLiteral BinaryenLiteralInt32(int32_t x) {