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Theodosius/Examples/Theodosius-Usermode/asmjit/x86/x86operand.cpp

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4 years ago
// AsmJit - Machine code generation for C++
//
// * Official AsmJit Home Page: https://asmjit.com
// * Official Github Repository: https://github.com/asmjit/asmjit
//
// Copyright (c) 2008-2020 The AsmJit Authors
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would be
// appreciated but is not required.
// 2. Altered source versions must be plainly marked as such, and must not be
// misrepresented as being the original software.
// 3. This notice may not be removed or altered from any source distribution.
#include "../core/api-build_p.h"
#ifdef ASMJIT_BUILD_X86
#include "../core/misc_p.h"
#include "../x86/x86operand.h"
ASMJIT_BEGIN_SUB_NAMESPACE(x86)
// ============================================================================
// [asmjit::x86::Operand - Unit]
// ============================================================================
#if defined(ASMJIT_TEST)
UNIT(x86_operand) {
Label L(1000); // Label with some ID.
INFO("Checking basic properties of built-in X86 registers");
EXPECT(gpb(Gp::kIdAx) == al);
EXPECT(gpb(Gp::kIdBx) == bl);
EXPECT(gpb(Gp::kIdCx) == cl);
EXPECT(gpb(Gp::kIdDx) == dl);
EXPECT(gpb_lo(Gp::kIdAx) == al);
EXPECT(gpb_lo(Gp::kIdBx) == bl);
EXPECT(gpb_lo(Gp::kIdCx) == cl);
EXPECT(gpb_lo(Gp::kIdDx) == dl);
EXPECT(gpb_hi(Gp::kIdAx) == ah);
EXPECT(gpb_hi(Gp::kIdBx) == bh);
EXPECT(gpb_hi(Gp::kIdCx) == ch);
EXPECT(gpb_hi(Gp::kIdDx) == dh);
EXPECT(gpw(Gp::kIdAx) == ax);
EXPECT(gpw(Gp::kIdBx) == bx);
EXPECT(gpw(Gp::kIdCx) == cx);
EXPECT(gpw(Gp::kIdDx) == dx);
EXPECT(gpd(Gp::kIdAx) == eax);
EXPECT(gpd(Gp::kIdBx) == ebx);
EXPECT(gpd(Gp::kIdCx) == ecx);
EXPECT(gpd(Gp::kIdDx) == edx);
EXPECT(gpq(Gp::kIdAx) == rax);
EXPECT(gpq(Gp::kIdBx) == rbx);
EXPECT(gpq(Gp::kIdCx) == rcx);
EXPECT(gpq(Gp::kIdDx) == rdx);
EXPECT(gpb(Gp::kIdAx) != dl);
EXPECT(gpw(Gp::kIdBx) != cx);
EXPECT(gpd(Gp::kIdCx) != ebx);
EXPECT(gpq(Gp::kIdDx) != rax);
INFO("Checking if x86::reg(...) matches built-in IDs");
EXPECT(gpb(5) == bpl);
EXPECT(gpw(5) == bp);
EXPECT(gpd(5) == ebp);
EXPECT(gpq(5) == rbp);
EXPECT(st(5) == st5);
EXPECT(mm(5) == mm5);
EXPECT(k(5) == k5);
EXPECT(cr(5) == cr5);
EXPECT(dr(5) == dr5);
EXPECT(xmm(5) == xmm5);
EXPECT(ymm(5) == ymm5);
EXPECT(zmm(5) == zmm5);
INFO("Checking x86::Gp register properties");
EXPECT(Gp().isReg() == true);
EXPECT(eax.isReg() == true);
EXPECT(eax.id() == 0);
EXPECT(eax.size() == 4);
EXPECT(eax.type() == Reg::kTypeGpd);
EXPECT(eax.group() == Reg::kGroupGp);
INFO("Checking x86::Xmm register properties");
EXPECT(Xmm().isReg() == true);
EXPECT(xmm4.isReg() == true);
EXPECT(xmm4.id() == 4);
EXPECT(xmm4.size() == 16);
EXPECT(xmm4.type() == Reg::kTypeXmm);
EXPECT(xmm4.group() == Reg::kGroupVec);
EXPECT(xmm4.isVec());
INFO("Checking x86::Ymm register properties");
EXPECT(Ymm().isReg() == true);
EXPECT(ymm5.isReg() == true);
EXPECT(ymm5.id() == 5);
EXPECT(ymm5.size() == 32);
EXPECT(ymm5.type() == Reg::kTypeYmm);
EXPECT(ymm5.group() == Reg::kGroupVec);
EXPECT(ymm5.isVec());
INFO("Checking x86::Zmm register properties");
EXPECT(Zmm().isReg() == true);
EXPECT(zmm6.isReg() == true);
EXPECT(zmm6.id() == 6);
EXPECT(zmm6.size() == 64);
EXPECT(zmm6.type() == Reg::kTypeZmm);
EXPECT(zmm6.group() == Reg::kGroupVec);
EXPECT(zmm6.isVec());
INFO("Checking x86::Vec register properties");
EXPECT(Vec().isReg() == true);
// Converts a VEC register to a type of the passed register, but keeps the ID.
EXPECT(xmm4.cloneAs(ymm10) == ymm4);
EXPECT(xmm4.cloneAs(zmm11) == zmm4);
EXPECT(ymm5.cloneAs(xmm12) == xmm5);
EXPECT(ymm5.cloneAs(zmm13) == zmm5);
EXPECT(zmm6.cloneAs(xmm14) == xmm6);
EXPECT(zmm6.cloneAs(ymm15) == ymm6);
EXPECT(xmm7.xmm() == xmm7);
EXPECT(xmm7.ymm() == ymm7);
EXPECT(xmm7.zmm() == zmm7);
EXPECT(ymm7.xmm() == xmm7);
EXPECT(ymm7.ymm() == ymm7);
EXPECT(ymm7.zmm() == zmm7);
EXPECT(zmm7.xmm() == xmm7);
EXPECT(zmm7.ymm() == ymm7);
EXPECT(zmm7.zmm() == zmm7);
INFO("Checking x86::Mm register properties");
EXPECT(Mm().isReg() == true);
EXPECT(mm2.isReg() == true);
EXPECT(mm2.id() == 2);
EXPECT(mm2.size() == 8);
EXPECT(mm2.type() == Reg::kTypeMm);
EXPECT(mm2.group() == Reg::kGroupMm);
INFO("Checking x86::KReg register properties");
EXPECT(KReg().isReg() == true);
EXPECT(k3.isReg() == true);
EXPECT(k3.id() == 3);
EXPECT(k3.size() == 0);
EXPECT(k3.type() == Reg::kTypeKReg);
EXPECT(k3.group() == Reg::kGroupKReg);
INFO("Checking x86::St register properties");
EXPECT(St().isReg() == true);
EXPECT(st1.isReg() == true);
EXPECT(st1.id() == 1);
EXPECT(st1.size() == 10);
EXPECT(st1.type() == Reg::kTypeSt);
EXPECT(st1.group() == Reg::kGroupSt);
INFO("Checking if default constructed regs behave as expected");
EXPECT(Reg().isValid() == false);
EXPECT(Gp().isValid() == false);
EXPECT(Xmm().isValid() == false);
EXPECT(Ymm().isValid() == false);
EXPECT(Zmm().isValid() == false);
EXPECT(Mm().isValid() == false);
EXPECT(KReg().isValid() == false);
EXPECT(SReg().isValid() == false);
EXPECT(CReg().isValid() == false);
EXPECT(DReg().isValid() == false);
EXPECT(St().isValid() == false);
EXPECT(Bnd().isValid() == false);
INFO("Checking x86::Mem operand");
Mem m;
EXPECT(m == Mem(), "Two default constructed x86::Mem operands must be equal");
m = ptr(L);
EXPECT(m.hasBase() == true);
EXPECT(m.hasBaseReg() == false);
EXPECT(m.hasBaseLabel() == true);
EXPECT(m.hasOffset() == false);
EXPECT(m.isOffset64Bit() == false);
EXPECT(m.offset() == 0);
EXPECT(m.offsetLo32() == 0);
m = ptr(0x0123456789ABCDEFu);
EXPECT(m.hasBase() == false);
EXPECT(m.hasBaseReg() == false);
EXPECT(m.hasIndex() == false);
EXPECT(m.hasIndexReg() == false);
EXPECT(m.hasOffset() == true);
EXPECT(m.isOffset64Bit() == true);
EXPECT(m.offset() == int64_t(0x0123456789ABCDEFu));
EXPECT(m.offsetLo32() == int32_t(0x89ABCDEFu));
m.addOffset(1);
EXPECT(m.offset() == int64_t(0x0123456789ABCDF0u));
m = ptr(0x0123456789ABCDEFu, rdi, 4);
EXPECT(m.hasBase() == false);
EXPECT(m.hasBaseReg() == false);
EXPECT(m.hasIndex() == true);
EXPECT(m.hasIndexReg() == true);
EXPECT(m.indexType() == rdi.type());
EXPECT(m.indexId() == rdi.id());
EXPECT(m.hasOffset() == true);
EXPECT(m.isOffset64Bit() == true);
EXPECT(m.offset() == int64_t(0x0123456789ABCDEFu));
EXPECT(m.offsetLo32() == int32_t(0x89ABCDEFu));
m.resetIndex();
EXPECT(m.hasIndex() == false);
EXPECT(m.hasIndexReg() == false);
m = ptr(rax);
EXPECT(m.hasBase() == true);
EXPECT(m.hasBaseReg() == true);
EXPECT(m.baseType() == rax.type());
EXPECT(m.baseId() == rax.id());
EXPECT(m.hasIndex() == false);
EXPECT(m.hasIndexReg() == false);
EXPECT(m.indexType() == 0);
EXPECT(m.indexId() == 0);
EXPECT(m.hasOffset() == false);
EXPECT(m.isOffset64Bit() == false);
EXPECT(m.offset() == 0);
EXPECT(m.offsetLo32() == 0);
m.setIndex(rsi);
EXPECT(m.hasIndex() == true);
EXPECT(m.hasIndexReg() == true);
EXPECT(m.indexType() == rsi.type());
EXPECT(m.indexId() == rsi.id());
}
#endif
ASMJIT_END_SUB_NAMESPACE
#endif // ASMJIT_BUILD_X86