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sdk/runtime/vm/runtime_entry_ia32.cc
T
dgrove@google.com 4c0f559d23 Initial checkin.
git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@15 260f80e4-7a28-3924-810f-c04153c831b5
2011-10-05 05:20:07 +00:00

44 lines
1.4 KiB
C++

// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
#include "vm/globals.h"
#if defined(TARGET_ARCH_IA32)
#include "vm/runtime_entry.h"
#include "vm/assembler.h"
#include "vm/stub_code.h"
namespace dart {
#define __ assembler->
// Generate code to call into the stub which will call the runtime
// function. Input for the stub is as follows:
// ESP : points to the arguments and return value array.
// ECX : address of the runtime function to call.
// EDX : number of arguments to the call.
void RuntimeEntry::CallFromDart(Assembler* assembler) const {
__ movl(ECX, Immediate(GetEntryPoint()));
__ movl(EDX, Immediate(argument_count()));
__ call(&StubCode::DartCallToRuntimeLabel());
}
// Generate code to call into the stub which will call the runtime
// function. Input for the stub is as follows:
// ESP : points to the arguments and return value array.
// ECX : address of the runtime function to call.
// EDX : number of arguments to the call.
void RuntimeEntry::CallFromStub(Assembler* assembler) const {
__ movl(ECX, Immediate(GetEntryPoint()));
__ movl(EDX, Immediate(argument_count()));
__ call(&StubCode::StubCallToRuntimeLabel());
}
} // namespace dart
#endif // defined TARGET_ARCH_IA32