dart-sdk/runtime/vm/object_arm_test.cc

57 lines
1.6 KiB
C++

// Copyright (c) 2012, 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 "platform/assert.h"
#include "vm/globals.h"
#if defined(TARGET_ARCH_ARM)
#include "vm/assembler.h"
#include "vm/object.h"
#include "vm/unit_test.h"
namespace dart {
#define __ assembler->
// Generate a simple dart code sequence.
// This is used to test Code and Instruction object creation.
void GenerateIncrement(Assembler* assembler) {
__ LoadImmediate(R0, 0);
__ Push(R0);
__ ldr(IP, Address(SP, 0));
__ add(IP, IP, Operand(1));
__ str(IP, Address(SP, 0));
__ ldr(IP, Address(SP, 0));
__ add(IP, IP, Operand(1));
__ Pop(R0);
__ mov(R0, Operand(IP));
__ Ret();
}
// Generate a dart code sequence that embeds a string object in it.
// This is used to test Embedded String objects in the instructions.
void GenerateEmbedStringInCode(Assembler* assembler, const char* str) {
__ EnterDartFrame(0); // To setup pp.
const String& string_object =
String::ZoneHandle(String::New(str, Heap::kOld));
__ LoadObject(R0, string_object);
__ LeaveDartFrame();
__ Ret();
}
// Generate a dart code sequence that embeds a smi object in it.
// This is used to test Embedded Smi objects in the instructions.
void GenerateEmbedSmiInCode(Assembler* assembler, intptr_t value) {
// No need to setup pp, since Smis are not stored in the object pool.
const Smi& smi_object = Smi::ZoneHandle(Smi::New(value));
__ LoadObject(R0, smi_object);
__ Ret();
}
} // namespace dart
#endif // defined TARGET_ARCH_ARM