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144 lines
4.5 KiB
144 lines
4.5 KiB
// AsmJit - Machine code generation for C++
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//
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// * Official AsmJit Home Page: https://asmjit.com
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// * Official Github Repository: https://github.com/asmjit/asmjit
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//
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// Copyright (c) 2008-2020 The AsmJit Authors
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would be
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// appreciated but is not required.
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// 2. Altered source versions must be plainly marked as such, and must not be
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// misrepresented as being the original software.
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// 3. This notice may not be removed or altered from any source distribution.
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#include "../core/api-build_p.h"
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#include "../core/operand.h"
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ASMJIT_BEGIN_NAMESPACE
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// ============================================================================
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// [asmjit::Operand - Unit]
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// ============================================================================
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#if defined(ASMJIT_TEST)
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UNIT(operand) {
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INFO("Checking operand sizes");
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EXPECT(sizeof(Operand) == 16);
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EXPECT(sizeof(BaseReg) == 16);
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EXPECT(sizeof(BaseMem) == 16);
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EXPECT(sizeof(Imm) == 16);
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EXPECT(sizeof(Label) == 16);
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INFO("Checking basic functionality of Operand");
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Operand a, b;
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Operand dummy;
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EXPECT(a.isNone() == true);
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EXPECT(a.isReg() == false);
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EXPECT(a.isMem() == false);
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EXPECT(a.isImm() == false);
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EXPECT(a.isLabel() == false);
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EXPECT(a == b);
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EXPECT(a._data[0] == 0);
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EXPECT(a._data[1] == 0);
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INFO("Checking basic functionality of Label");
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Label label;
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EXPECT(label.isValid() == false);
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EXPECT(label.id() == Globals::kInvalidId);
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INFO("Checking basic functionality of BaseReg");
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EXPECT(BaseReg().isReg() == true);
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EXPECT(BaseReg().isValid() == false);
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EXPECT(BaseReg()._data[0] == 0);
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EXPECT(BaseReg()._data[1] == 0);
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EXPECT(dummy.as<BaseReg>().isValid() == false);
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// Create some register (not specific to any architecture).
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uint32_t rSig = Operand::kOpReg | (1 << Operand::kSignatureRegTypeShift ) |
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(2 << Operand::kSignatureRegGroupShift) |
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(8 << Operand::kSignatureSizeShift ) ;
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BaseReg r1 = BaseReg::fromSignatureAndId(rSig, 5);
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EXPECT(r1.isValid() == true);
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EXPECT(r1.isReg() == true);
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EXPECT(r1.isReg(1) == true);
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EXPECT(r1.isPhysReg() == true);
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EXPECT(r1.isVirtReg() == false);
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EXPECT(r1.signature() == rSig);
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EXPECT(r1.type() == 1);
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EXPECT(r1.group() == 2);
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EXPECT(r1.size() == 8);
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EXPECT(r1.id() == 5);
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EXPECT(r1.isReg(1, 5) == true); // RegType and Id.
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EXPECT(r1._data[0] == 0);
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EXPECT(r1._data[1] == 0);
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// The same type of register having different id.
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BaseReg r2(r1, 6);
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EXPECT(r2.isValid() == true);
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EXPECT(r2.isReg() == true);
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EXPECT(r2.isReg(1) == true);
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EXPECT(r2.isPhysReg() == true);
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EXPECT(r2.isVirtReg() == false);
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EXPECT(r2.signature() == rSig);
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EXPECT(r2.type() == r1.type());
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EXPECT(r2.group() == r1.group());
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EXPECT(r2.size() == r1.size());
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EXPECT(r2.id() == 6);
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EXPECT(r2.isReg(1, 6) == true);
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r1.reset();
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EXPECT(!r1.isReg());
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EXPECT(!r1.isValid());
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INFO("Checking basic functionality of BaseMem");
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BaseMem m;
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EXPECT(m.isMem());
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EXPECT(m == BaseMem());
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EXPECT(m.hasBase() == false);
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EXPECT(m.hasIndex() == false);
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EXPECT(m.hasOffset() == false);
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EXPECT(m.isOffset64Bit() == true);
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EXPECT(m.offset() == 0);
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m.setOffset(-1);
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EXPECT(m.offsetLo32() == -1);
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EXPECT(m.offset() == -1);
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int64_t x = int64_t(0xFF00FF0000000001u);
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int32_t xHi = int32_t(0xFF00FF00u);
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m.setOffset(x);
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EXPECT(m.offset() == x);
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EXPECT(m.offsetLo32() == 1);
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EXPECT(m.offsetHi32() == xHi);
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INFO("Checking basic functionality of Imm");
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Imm immValue(-42);
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EXPECT(immValue.type() == Imm::kTypeInteger);
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EXPECT(Imm(-1).value() == -1);
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EXPECT(imm(-1).value() == -1);
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EXPECT(immValue.value() == -42);
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EXPECT(imm(0xFFFFFFFF).value() == int64_t(0xFFFFFFFF));
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Imm immDouble(0.4);
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EXPECT(immDouble.type() == Imm::kTypeDouble);
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EXPECT(immDouble.valueAs<double>() == 0.4);
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EXPECT(immDouble == imm(0.4));
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}
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#endif
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ASMJIT_END_NAMESPACE
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