1// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
2// for details. All rights reserved. Use of this source code is governed by a
3// BSD-style license that can be found in the LICENSE file.
4
5#include "platform/assert.h"
6#include "vm/globals.h"
7#if defined(TARGET_ARCH_ARM)
8
9#include "vm/compiler/assembler/assembler.h"
10#include "vm/object.h"
11#include "vm/unit_test.h"
12
13namespace dart {
14
15#define __ assembler->
16
17// Generate a simple dart code sequence.
18// This is used to test Code and Instruction object creation.
19void GenerateIncrement(compiler::Assembler* assembler) {
20 __ LoadImmediate(R0, 0);
21 __ Push(R0);
22 __ ldr(IP, compiler::Address(SP, 0));
23 __ add(IP, IP, compiler::Operand(1));
24 __ str(IP, compiler::Address(SP, 0));
25 __ ldr(IP, compiler::Address(SP, 0));
26 __ add(IP, IP, compiler::Operand(1));
27 __ Pop(R0);
28 __ mov(R0, compiler::Operand(IP));
29 __ Ret();
30}
31
32// Generate a dart code sequence that embeds a string object in it.
33// This is used to test Embedded String objects in the instructions.
34void GenerateEmbedStringInCode(compiler::Assembler* assembler,
35 const char* str) {
36 __ EnterDartFrame(0); // To setup pp.
37 const String& string_object =
38 String::ZoneHandle(String::New(str, Heap::kOld));
39 __ LoadObject(R0, string_object);
40 __ LeaveDartFrameAndReturn();
41}
42
43// Generate a dart code sequence that embeds a smi object in it.
44// This is used to test Embedded Smi objects in the instructions.
45void GenerateEmbedSmiInCode(compiler::Assembler* assembler, intptr_t value) {
46 // No need to setup pp, since Smis are not stored in the object pool.
47 const Smi& smi_object = Smi::ZoneHandle(Smi::New(value));
48 __ LoadObject(R0, smi_object);
49 __ Ret();
50}
51
52} // namespace dart
53
54#endif // defined TARGET_ARCH_ARM
55