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// Copyright 2017 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.
#include "src/execution/arguments-inl.h"
#include "src/logging/counters.h"
#include "src/objects/bigint.h"
#include "src/objects/objects-inl.h"
#include "src/runtime/runtime-utils.h"
namespace v8 {
namespace internal {
RUNTIME_FUNCTION(Runtime_BigIntCompareToBigInt) {
SealHandleScope shs(isolate);
DCHECK_EQ(3, args.length());
CONVERT_ARG_HANDLE_CHECKED(Smi, mode, 0);
CONVERT_ARG_HANDLE_CHECKED(BigInt, lhs, 1);
CONVERT_ARG_HANDLE_CHECKED(BigInt, rhs, 2);
bool result = ComparisonResultToBool(static_cast<Operation>(mode->value()),
BigInt::CompareToBigInt(lhs, rhs));
return *isolate->factory()->ToBoolean(result);
}
RUNTIME_FUNCTION(Runtime_BigIntCompareToNumber) {
SealHandleScope shs(isolate);
DCHECK_EQ(3, args.length());
CONVERT_ARG_HANDLE_CHECKED(Smi, mode, 0);
CONVERT_ARG_HANDLE_CHECKED(BigInt, lhs, 1);
CONVERT_ARG_HANDLE_CHECKED(Object, rhs, 2);
bool result = ComparisonResultToBool(static_cast<Operation>(mode->value()),
BigInt::CompareToNumber(lhs, rhs));
return *isolate->factory()->ToBoolean(result);
}
RUNTIME_FUNCTION(Runtime_BigIntCompareToString) {
HandleScope scope(isolate);
DCHECK_EQ(3, args.length());
CONVERT_ARG_HANDLE_CHECKED(Smi, mode, 0);
CONVERT_ARG_HANDLE_CHECKED(BigInt, lhs, 1);
CONVERT_ARG_HANDLE_CHECKED(String, rhs, 2);
Maybe<ComparisonResult> maybe_result =
BigInt::CompareToString(isolate, lhs, rhs);
MAYBE_RETURN(maybe_result, ReadOnlyRoots(isolate).exception());
bool result = ComparisonResultToBool(static_cast<Operation>(mode->value()),
maybe_result.FromJust());
return *isolate->factory()->ToBoolean(result);
}
RUNTIME_FUNCTION(Runtime_BigIntEqualToBigInt) {
SealHandleScope shs(isolate);
DCHECK_EQ(2, args.length());
CONVERT_ARG_HANDLE_CHECKED(BigInt, lhs, 0);
CONVERT_ARG_HANDLE_CHECKED(BigInt, rhs, 1);
bool result = BigInt::EqualToBigInt(*lhs, *rhs);
return *isolate->factory()->ToBoolean(result);
}
RUNTIME_FUNCTION(Runtime_BigIntEqualToNumber) {
SealHandleScope shs(isolate);
DCHECK_EQ(2, args.length());
CONVERT_ARG_HANDLE_CHECKED(BigInt, lhs, 0);
CONVERT_ARG_HANDLE_CHECKED(Object, rhs, 1);
bool result = BigInt::EqualToNumber(lhs, rhs);
return *isolate->factory()->ToBoolean(result);
}
RUNTIME_FUNCTION(Runtime_BigIntEqualToString) {
HandleScope scope(isolate);
DCHECK_EQ(2, args.length());
CONVERT_ARG_HANDLE_CHECKED(BigInt, lhs, 0);
CONVERT_ARG_HANDLE_CHECKED(String, rhs, 1);
Maybe<bool> maybe_result = BigInt::EqualToString(isolate, lhs, rhs);
MAYBE_RETURN(maybe_result, ReadOnlyRoots(isolate).exception());
return *isolate->factory()->ToBoolean(maybe_result.FromJust());
}
RUNTIME_FUNCTION(Runtime_BigIntToBoolean) {
SealHandleScope shs(isolate);
DCHECK_EQ(1, args.length());
CONVERT_ARG_HANDLE_CHECKED(BigInt, bigint, 0);
return *isolate->factory()->ToBoolean(bigint->ToBoolean());
}
RUNTIME_FUNCTION(Runtime_BigIntToNumber) {
HandleScope scope(isolate);
DCHECK_EQ(1, args.length());
CONVERT_ARG_HANDLE_CHECKED(BigInt, x, 0);
return *BigInt::ToNumber(isolate, x);
}
RUNTIME_FUNCTION(Runtime_ToBigInt) {
HandleScope scope(isolate);
DCHECK_EQ(1, args.length());
CONVERT_ARG_HANDLE_CHECKED(Object, x, 0);
RETURN_RESULT_OR_FAILURE(isolate, BigInt::FromObject(isolate, x));
}
RUNTIME_FUNCTION(Runtime_BigIntBinaryOp) {
HandleScope scope(isolate);
DCHECK_EQ(3, args.length());
CONVERT_ARG_HANDLE_CHECKED(Object, left_obj, 0);
CONVERT_ARG_HANDLE_CHECKED(Object, right_obj, 1);
CONVERT_SMI_ARG_CHECKED(opcode, 2);
Operation op = static_cast<Operation>(opcode);
if (!left_obj->IsBigInt() || !right_obj->IsBigInt()) {
THROW_NEW_ERROR_RETURN_FAILURE(
isolate, NewTypeError(MessageTemplate::kBigIntMixedTypes));
}
Handle<BigInt> left(Handle<BigInt>::cast(left_obj));
Handle<BigInt> right(Handle<BigInt>::cast(right_obj));
MaybeHandle<BigInt> result;
switch (op) {
case Operation::kAdd:
result = BigInt::Add(isolate, left, right);
break;
case Operation::kSubtract:
result = BigInt::Subtract(isolate, left, right);
break;
case Operation::kMultiply:
result = BigInt::Multiply(isolate, left, right);
break;
case Operation::kDivide:
result = BigInt::Divide(isolate, left, right);
break;
case Operation::kModulus:
result = BigInt::Remainder(isolate, left, right);
break;
case Operation::kExponentiate:
result = BigInt::Exponentiate(isolate, left, right);
break;
case Operation::kBitwiseAnd:
result = BigInt::BitwiseAnd(isolate, left, right);
break;
case Operation::kBitwiseOr:
result = BigInt::BitwiseOr(isolate, left, right);
break;
case Operation::kBitwiseXor:
result = BigInt::BitwiseXor(isolate, left, right);
break;
case Operation::kShiftLeft:
result = BigInt::LeftShift(isolate, left, right);
break;
case Operation::kShiftRight:
result = BigInt::SignedRightShift(isolate, left, right);
break;
case Operation::kShiftRightLogical:
result = BigInt::UnsignedRightShift(isolate, left, right);
break;
default:
UNREACHABLE();
}
RETURN_RESULT_OR_FAILURE(isolate, result);
}
RUNTIME_FUNCTION(Runtime_BigIntUnaryOp) {
HandleScope scope(isolate);
DCHECK_EQ(2, args.length());
CONVERT_ARG_HANDLE_CHECKED(BigInt, x, 0);
CONVERT_SMI_ARG_CHECKED(opcode, 1);
Operation op = static_cast<Operation>(opcode);
MaybeHandle<BigInt> result;
switch (op) {
case Operation::kBitwiseNot:
result = BigInt::BitwiseNot(isolate, x);
break;
case Operation::kNegate:
result = BigInt::UnaryMinus(isolate, x);
break;
case Operation::kIncrement:
result = BigInt::Increment(isolate, x);
break;
case Operation::kDecrement:
result = BigInt::Decrement(isolate, x);
break;
default:
UNREACHABLE();
}
RETURN_RESULT_OR_FAILURE(isolate, result);
}
} // namespace internal
} // namespace v8
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