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// Copyright (c) 2021, 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_RISCV32) || defined(TARGET_ARCH_RISCV64)
#include "vm/compiler/assembler/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(compiler::Assembler* assembler) {
__ EnterFrame(1 * kWordSize);
__ li(A0, 0);
__ PushRegister(A0);
__ addi(A0, A0, 1);
__ sx(A0, compiler::Address(SP));
__ lx(A1, compiler::Address(SP));
__ addi(A1, A1, 1);
__ PopRegister(A0);
__ mv(A0, A1);
__ LeaveFrame();
__ 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(compiler::Assembler* assembler,
const char* str) {
const String& string_object =
String::ZoneHandle(String::New(str, Heap::kOld));
__ EnterStubFrame();
__ LoadObject(A0, string_object);
__ LeaveStubFrame();
__ 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(compiler::Assembler* assembler, intptr_t value) {
const Smi& smi_object = Smi::ZoneHandle(Smi::New(value));
const intx_t val = static_cast<intx_t>(smi_object.ptr());
__ LoadImmediate(A0, val);
__ ret();
}
} // namespace dart
#endif // defined TARGET_ARCH_RISCV