zra@google.com
321cec1c57
Review URL: https://codereview.chromium.org//255543007 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@35406 260f80e4-7a28-3924-810f-c04153c831b5
57 lines
1.7 KiB
C++
57 lines
1.7 KiB
C++
// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "platform/assert.h"
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#include "vm/globals.h"
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#if defined(TARGET_ARCH_ARM64)
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#include "vm/assembler.h"
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#include "vm/object.h"
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#include "vm/unit_test.h"
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namespace dart {
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#define __ assembler->
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// Generate a simple dart code sequence.
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// This is used to test Code and Instruction object creation.
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void GenerateIncrement(Assembler* assembler) {
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__ movz(R0, 0, 0);
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__ Push(R0);
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__ add(R0, R0, Operand(1));
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__ str(R0, Address(SP));
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__ ldr(R1, Address(SP));
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__ add(R1, R1, Operand(1));
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__ Pop(R0);
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__ mov(R0, R1);
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__ ret();
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}
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// Generate a dart code sequence that embeds a string object in it.
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// This is used to test Embedded String objects in the instructions.
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void GenerateEmbedStringInCode(Assembler* assembler, const char* str) {
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const String& string_object =
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String::ZoneHandle(String::New(str, Heap::kOld));
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__ TagAndPushPP(); // Save caller's pool pointer and load a new one here.
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__ LoadPoolPointer(PP);
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__ LoadObject(R0, string_object, PP);
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__ PopAndUntagPP(); // Restore caller's pool pointer.
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__ ret();
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}
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// Generate a dart code sequence that embeds a smi object in it.
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// This is used to test Embedded Smi objects in the instructions.
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void GenerateEmbedSmiInCode(Assembler* assembler, intptr_t value) {
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const Smi& smi_object = Smi::ZoneHandle(Smi::New(value));
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const int64_t val = reinterpret_cast<int64_t>(smi_object.raw());
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__ LoadImmediate(R0, val, kNoRegister);
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__ ret();
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}
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} // namespace dart
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#endif // defined TARGET_ARCH_ARM64
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