1909 lines
113 KiB
1909 lines
113 KiB
//===- subzero/unittest/AssemblerX8664/GPRArith.cpp -----------------------===//
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//
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// The Subzero Code Generator
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "AssemblerX8664/TestUtil.h"
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namespace Ice {
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namespace X8664 {
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namespace Test {
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namespace {
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TEST_F(AssemblerX8664Test, PopAddr) {
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const uint32_t T0 = allocateQword();
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constexpr uint64_t V0 = 0x3AABBEFABBBAA3ull;
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__ mov(IceType_i32, GPRRegister::Encoded_Reg_eax, Immediate(0xC0FFEE));
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__ pushl(GPRRegister::Encoded_Reg_eax);
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__ popl(dwordAddress(T0));
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AssembledTest test = assemble();
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test.setQwordTo(T0, V0);
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test.run();
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ASSERT_EQ(0xC0FFEEul, test.contentsOfQword(T0));
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}
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TEST_F(AssemblerX8664Test, SetCC) {
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#define TestSetCC(C, Dest, IsTrue, Src0, Value0, Src1, Value1) \
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do { \
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static constexpr char TestString[] = \
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"(" #C ", " #Dest ", " #IsTrue ", " #Src0 ", " #Value0 ", " #Src1 \
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", " #Value1 ")"; \
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const uint32_t T0 = allocateDword(); \
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constexpr uint32_t V0 = 0xF00F00; \
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__ mov(IceType_i32, Encoded_GPR_##Src0(), Immediate(Value0)); \
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__ mov(IceType_i32, Encoded_GPR_##Src1(), Immediate(Value1)); \
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__ cmp(IceType_i32, Encoded_GPR_##Src0(), Encoded_GPR_##Src1()); \
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__ mov(IceType_i32, Encoded_GPR_##Dest(), Immediate(0)); \
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__ setcc(Cond::Br_##C, Encoded_Bytereg_##Dest()); \
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__ setcc(Cond::Br_##C, dwordAddress(T0)); \
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\
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AssembledTest test = assemble(); \
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test.setDwordTo(T0, V0); \
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\
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test.run(); \
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\
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ASSERT_EQ(IsTrue, test.Dest()) << TestString; \
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ASSERT_EQ((0xF00F00 | IsTrue), test.contentsOfDword(T0)) << TestString; \
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reset(); \
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} while (0)
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#define TestImpl(Dest, Src0, Src1) \
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do { \
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TestSetCC(o, Dest, 1u, Src0, 0x80000000u, Src1, 0x1u); \
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TestSetCC(o, Dest, 0u, Src0, 0x1u, Src1, 0x10000000u); \
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TestSetCC(no, Dest, 1u, Src0, 0x1u, Src1, 0x10000000u); \
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TestSetCC(no, Dest, 0u, Src0, 0x80000000u, Src1, 0x1u); \
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TestSetCC(b, Dest, 1u, Src0, 0x1, Src1, 0x80000000u); \
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TestSetCC(b, Dest, 0u, Src0, 0x80000000u, Src1, 0x1u); \
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TestSetCC(ae, Dest, 1u, Src0, 0x80000000u, Src1, 0x1u); \
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TestSetCC(ae, Dest, 0u, Src0, 0x1u, Src1, 0x80000000u); \
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TestSetCC(e, Dest, 1u, Src0, 0x1u, Src1, 0x1u); \
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TestSetCC(e, Dest, 0u, Src0, 0x1u, Src1, 0x11111u); \
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TestSetCC(ne, Dest, 1u, Src0, 0x80000000u, Src1, 0x1u); \
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TestSetCC(ne, Dest, 0u, Src0, 0x1u, Src1, 0x1u); \
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TestSetCC(be, Dest, 1u, Src0, 0x1u, Src1, 0x80000000u); \
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TestSetCC(be, Dest, 0u, Src0, 0x80000000u, Src1, 0x1u); \
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TestSetCC(a, Dest, 1u, Src0, 0x80000000u, Src1, 0x1u); \
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TestSetCC(a, Dest, 0u, Src0, 0x1u, Src1, 0x80000000u); \
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TestSetCC(s, Dest, 1u, Src0, 0x1u, Src1, 0x80000000u); \
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TestSetCC(s, Dest, 0u, Src0, 0x80000000u, Src1, 0x1u); \
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TestSetCC(ns, Dest, 1u, Src0, 0x80000000u, Src1, 0x1u); \
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TestSetCC(ns, Dest, 0u, Src0, 0x1u, Src1, 0x80000000u); \
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TestSetCC(p, Dest, 1u, Src0, 0x80000000u, Src1, 0x1u); \
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TestSetCC(p, Dest, 0u, Src0, 0x1u, Src1, 0x80000000u); \
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TestSetCC(np, Dest, 1u, Src0, 0x1u, Src1, 0x80000000u); \
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TestSetCC(np, Dest, 0u, Src0, 0x80000000u, Src1, 0x1u); \
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TestSetCC(l, Dest, 1u, Src0, 0x80000000u, Src1, 0x1u); \
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TestSetCC(l, Dest, 0u, Src0, 0x1u, Src1, 0x80000000u); \
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TestSetCC(ge, Dest, 1u, Src0, 0x1u, Src1, 0x80000000u); \
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TestSetCC(ge, Dest, 0u, Src0, 0x80000000u, Src1, 0x1u); \
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TestSetCC(le, Dest, 1u, Src0, 0x80000000u, Src1, 0x1u); \
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TestSetCC(le, Dest, 0u, Src0, 0x1u, Src1, 0x80000000u); \
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} while (0)
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TestImpl(r1, r2, r3);
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TestImpl(r2, r3, r4);
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TestImpl(r3, r4, r5);
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TestImpl(r4, r5, r6);
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TestImpl(r4, r6, r7);
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TestImpl(r5, r6, r7);
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TestImpl(r6, r7, r8);
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TestImpl(r7, r8, r10);
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TestImpl(r8, r10, r11);
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TestImpl(r10, r11, r12);
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TestImpl(r11, r12, r13);
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TestImpl(r12, r13, r14);
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TestImpl(r13, r14, r15);
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TestImpl(r14, r15, r1);
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TestImpl(r15, r1, r2);
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#undef TestImpl
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#undef TestSetCC
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}
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TEST_F(AssemblerX8664Test, Lea) {
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#define TestLeaBaseDisp(Base, BaseValue, Disp, Dst) \
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do { \
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static constexpr char TestString[] = \
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"(" #Base ", " #BaseValue ", " #Dst ")"; \
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if (Encoded_GPR_##Base() != Encoded_GPR_esp() && \
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Encoded_GPR_##Base() != Encoded_GPR_r9()) { \
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__ mov(IceType_i32, Encoded_GPR_##Base(), Immediate(BaseValue)); \
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} \
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__ lea(IceType_i32, Encoded_GPR_##Dst(), \
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Address(Encoded_GPR_##Base(), Disp, AssemblerFixup::NoFixup)); \
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AssembledTest test = assemble(); \
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test.run(); \
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ASSERT_EQ(test.Base##d() + (Disp), test.Dst##d()) \
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<< TestString << " with Disp " << Disp; \
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reset(); \
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} while (0)
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#define TestLeaIndex32bitDisp(Index, IndexValue, Disp, Dst0, Dst1, Dst2, Dst3) \
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do { \
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static constexpr char TestString[] = \
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"(" #Index ", " #IndexValue ", " #Dst0 ", " #Dst1 ", " #Dst2 \
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", " #Dst3 ")"; \
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if (Encoded_GPR_##Index() != Encoded_GPR_r9()) { \
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__ mov(IceType_i32, Encoded_GPR_##Index(), Immediate(IndexValue)); \
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} \
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__ lea(IceType_i32, Encoded_GPR_##Dst0(), \
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Address(Encoded_GPR_##Index(), Traits::TIMES_1, Disp, \
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AssemblerFixup::NoFixup)); \
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__ lea(IceType_i32, Encoded_GPR_##Dst1(), \
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Address(Encoded_GPR_##Index(), Traits::TIMES_2, Disp, \
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AssemblerFixup::NoFixup)); \
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__ lea(IceType_i32, Encoded_GPR_##Dst2(), \
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Address(Encoded_GPR_##Index(), Traits::TIMES_4, Disp, \
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AssemblerFixup::NoFixup)); \
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__ lea(IceType_i32, Encoded_GPR_##Dst3(), \
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Address(Encoded_GPR_##Index(), Traits::TIMES_8, Disp, \
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AssemblerFixup::NoFixup)); \
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AssembledTest test = assemble(); \
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test.run(); \
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ASSERT_EQ((test.Index##d() << Traits::TIMES_1) + (Disp), test.Dst0##d()) \
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<< TestString << " " << Disp; \
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ASSERT_EQ((test.Index##d() << Traits::TIMES_2) + (Disp), test.Dst1##d()) \
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<< TestString << " " << Disp; \
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ASSERT_EQ((test.Index##d() << Traits::TIMES_4) + (Disp), test.Dst2##d()) \
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<< TestString << " " << Disp; \
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ASSERT_EQ((test.Index##d() << Traits::TIMES_8) + (Disp), test.Dst3##d()) \
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<< TestString << " " << Disp; \
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reset(); \
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} while (0)
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#define TestLeaBaseIndexDisp(Base, BaseValue, Index, IndexValue, Disp, Dst0, \
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Dst1, Dst2, Dst3) \
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do { \
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static constexpr char TestString[] = \
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"(" #Base ", " #BaseValue ", " #Index ", " #IndexValue ", " #Dst0 \
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", " #Dst1 ", " #Dst2 ", " #Dst3 ")"; \
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if (Encoded_GPR_##Base() != Encoded_GPR_esp() && \
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Encoded_GPR_##Base() != Encoded_GPR_r9()) { \
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__ mov(IceType_i32, Encoded_GPR_##Base(), Immediate(BaseValue)); \
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} \
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\
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if (Encoded_GPR_##Index() != Encoded_GPR_r9()) { \
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__ mov(IceType_i32, Encoded_GPR_##Index(), Immediate(IndexValue)); \
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} \
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\
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__ lea(IceType_i32, Encoded_GPR_##Dst0(), \
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Address(Encoded_GPR_##Base(), Encoded_GPR_##Index(), \
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Traits::TIMES_1, Disp, AssemblerFixup::NoFixup)); \
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__ lea(IceType_i32, Encoded_GPR_##Dst1(), \
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Address(Encoded_GPR_##Base(), Encoded_GPR_##Index(), \
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Traits::TIMES_2, Disp, AssemblerFixup::NoFixup)); \
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__ lea(IceType_i32, Encoded_GPR_##Dst2(), \
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Address(Encoded_GPR_##Base(), Encoded_GPR_##Index(), \
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Traits::TIMES_4, Disp, AssemblerFixup::NoFixup)); \
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__ lea(IceType_i32, Encoded_GPR_##Dst3(), \
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Address(Encoded_GPR_##Base(), Encoded_GPR_##Index(), \
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Traits::TIMES_8, Disp, AssemblerFixup::NoFixup)); \
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AssembledTest test = assemble(); \
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test.run(); \
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uint32_t ExpectedIndexValue = test.Index(); \
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if (Encoded_GPR_##Index() == Encoded_GPR_esp()) { \
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ExpectedIndexValue = 0; \
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} \
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ASSERT_EQ(test.Base##d() + (ExpectedIndexValue << Traits::TIMES_1) + \
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(Disp), \
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test.Dst0##d()) \
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<< TestString << " " << Disp; \
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ASSERT_EQ(test.Base##d() + (ExpectedIndexValue << Traits::TIMES_2) + \
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(Disp), \
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test.Dst1##d()) \
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<< TestString << " " << Disp; \
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ASSERT_EQ(test.Base##d() + (ExpectedIndexValue << Traits::TIMES_4) + \
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(Disp), \
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test.Dst2##d()) \
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<< TestString << " " << Disp; \
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ASSERT_EQ(test.Base##d() + (ExpectedIndexValue << Traits::TIMES_8) + \
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(Disp), \
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test.Dst3##d()) \
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<< TestString << " " << Disp; \
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reset(); \
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} while (0)
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for (const int32_t Disp :
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{0x00, 0x06, -0x06, 0x0600, -0x6000, 0x6000000, -0x6000000}) {
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TestLeaBaseDisp(r0, 0x22080Fu, Disp, r1);
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TestLeaBaseDisp(r1, 0x10000Fu, Disp, r2);
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TestLeaBaseDisp(r2, 0x20000Fu, Disp, r3);
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TestLeaBaseDisp(r3, 0x30000Fu, Disp, r4);
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TestLeaBaseDisp(r4, 0x40000Fu, Disp, r5);
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TestLeaBaseDisp(r5, 0x50000Fu, Disp, r6);
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TestLeaBaseDisp(r6, 0x60000Fu, Disp, r7);
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TestLeaBaseDisp(r7, 0x11000Fu, Disp, r8);
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TestLeaBaseDisp(r8, 0x11200Fu, Disp, r10);
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TestLeaBaseDisp(r9, 0x220400u, Disp, r10);
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TestLeaBaseDisp(r10, 0x22000Fu, Disp, r11);
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TestLeaBaseDisp(r11, 0x22030Fu, Disp, r12);
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TestLeaBaseDisp(r12, 0x22040Fu, Disp, r13);
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TestLeaBaseDisp(r13, 0x22050Fu, Disp, r14);
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TestLeaBaseDisp(r14, 0x22060Fu, Disp, r15);
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TestLeaBaseDisp(r15, 0x22070Fu, Disp, r1);
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}
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// esp is not a valid index register.
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// ebp is not valid in this addressing mode (rm = 0).
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for (const int32_t Disp :
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{0x00, 0x06, -0x06, 0x0600, -0x6000, 0x6000000, -0x6000000}) {
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TestLeaIndex32bitDisp(r1, 0x2000u, Disp, r2, r3, r4, r6);
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TestLeaIndex32bitDisp(r2, 0x4010u, Disp, r3, r4, r6, r7);
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TestLeaIndex32bitDisp(r3, 0x6020u, Disp, r4, r6, r7, r5);
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TestLeaIndex32bitDisp(r4, 0x8030u, Disp, r6, r7, r5, r10);
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TestLeaIndex32bitDisp(r6, 0xA040u, Disp, r7, r5, r10, r1);
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TestLeaIndex32bitDisp(r7, 0xC050u, Disp, r5, r10, r1, r11);
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TestLeaIndex32bitDisp(r8, 0xC060u, Disp, r10, r1, r11, r12);
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TestLeaIndex32bitDisp(r9, 0xC100u, Disp, r1, r11, r12, r13);
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TestLeaIndex32bitDisp(r10, 0xC008u, Disp, r11, r12, r13, r14);
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TestLeaIndex32bitDisp(r11, 0xC009u, Disp, r12, r13, r14, r15);
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TestLeaIndex32bitDisp(r12, 0xC00Au, Disp, r13, r14, r15, r1);
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TestLeaIndex32bitDisp(r13, 0xC00Bu, Disp, r14, r15, r1, r2);
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TestLeaIndex32bitDisp(r14, 0xC00Cu, Disp, r15, r1, r2, r3);
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TestLeaIndex32bitDisp(r15, 0xC00Du, Disp, r1, r2, r3, r4);
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}
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for (const int32_t Disp :
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{0x00, 0x06, -0x06, 0x0600, -0x6000, 0x6000000, -0x6000000}) {
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TestLeaBaseIndexDisp(r1, 0x100000u, r2, 0x600u, Disp, r3, r4, r6, r7);
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TestLeaBaseIndexDisp(r2, 0x200000u, r3, 0x500u, Disp, r4, r6, r7, r8);
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TestLeaBaseIndexDisp(r3, 0x300000u, r4, 0x400u, Disp, r6, r7, r8, r5);
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TestLeaBaseIndexDisp(r4, 0x400000u, r6, 0x300u, Disp, r7, r8, r5, r10);
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TestLeaBaseIndexDisp(r6, 0x500000u, r7, 0x200u, Disp, r8, r5, r10, r11);
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TestLeaBaseIndexDisp(r7, 0x600000u, r8, 0x100u, Disp, r5, r10, r11, r12);
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TestLeaBaseIndexDisp(r8, 0x600000u, r9, 0x1A0u, Disp, r10, r11, r12, r13);
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TestLeaBaseIndexDisp(r9, 0x600050u, r10, 0x1B0u, Disp, r11, r12, r13, r14);
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TestLeaBaseIndexDisp(r10, 0x602000u, r11, 0x1C0u, Disp, r12, r13, r14, r15);
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TestLeaBaseIndexDisp(r11, 0x603000u, r12, 0x1D0u, Disp, r13, r14, r15, r1);
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TestLeaBaseIndexDisp(r12, 0x604000u, r13, 0x1E0u, Disp, r14, r15, r1, r2);
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TestLeaBaseIndexDisp(r13, 0x605000u, r14, 0x1F0u, Disp, r15, r1, r2, r3);
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TestLeaBaseIndexDisp(r14, 0x606000u, r15, 0x10Au, Disp, r1, r2, r3, r4);
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TestLeaBaseIndexDisp(r15, 0x607000u, r1, 0x10Bu, Disp, r2, r3, r4, r6);
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TestLeaBaseIndexDisp(r0, 0, r2, 0x600u, Disp, r3, r4, r6, r7);
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TestLeaBaseIndexDisp(r0, 0, r3, 0x500u, Disp, r4, r6, r7, r8);
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TestLeaBaseIndexDisp(r0, 0, r4, 0x400u, Disp, r6, r7, r8, r5);
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TestLeaBaseIndexDisp(r0, 0, r6, 0x300u, Disp, r7, r8, r5, r10);
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TestLeaBaseIndexDisp(r0, 0, r7, 0x200u, Disp, r8, r5, r10, r11);
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TestLeaBaseIndexDisp(r0, 0, r8, 0x100u, Disp, r5, r10, r11, r12);
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TestLeaBaseIndexDisp(r0, 0, r9, 0x1000u, Disp, r10, r11, r12, r13);
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TestLeaBaseIndexDisp(r0, 0, r10, 0x1B0u, Disp, r11, r12, r13, r14);
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TestLeaBaseIndexDisp(r0, 0, r11, 0x1C0u, Disp, r12, r13, r14, r15);
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TestLeaBaseIndexDisp(r0, 0, r12, 0x1D0u, Disp, r13, r14, r15, r1);
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TestLeaBaseIndexDisp(r0, 0, r13, 0x1E0u, Disp, r14, r15, r1, r2);
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TestLeaBaseIndexDisp(r0, 0, r14, 0x1F0u, Disp, r15, r1, r2, r3);
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TestLeaBaseIndexDisp(r0, 0, r15, 0x10Au, Disp, r1, r2, r3, r4);
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TestLeaBaseIndexDisp(r0, 0, r1, 0x10Bu, Disp, r2, r3, r4, r6);
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TestLeaBaseIndexDisp(r5, 0x100000u, r2, 0x600u, Disp, r3, r4, r6, r7);
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TestLeaBaseIndexDisp(r5, 0x200000u, r3, 0x500u, Disp, r4, r6, r7, r8);
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TestLeaBaseIndexDisp(r5, 0x300000u, r4, 0x400u, Disp, r6, r7, r8, r1);
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TestLeaBaseIndexDisp(r5, 0x400000u, r6, 0x300u, Disp, r7, r8, r1, r10);
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TestLeaBaseIndexDisp(r5, 0x500000u, r7, 0x200u, Disp, r8, r1, r10, r11);
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TestLeaBaseIndexDisp(r5, 0x600000u, r8, 0x100u, Disp, r1, r10, r11, r12);
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TestLeaBaseIndexDisp(r5, 0x600000u, r9, 0x1A00u, Disp, r10, r11, r12, r13);
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TestLeaBaseIndexDisp(r5, 0x601000u, r10, 0x1B0u, Disp, r11, r12, r13, r14);
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TestLeaBaseIndexDisp(r5, 0x602000u, r11, 0x1C0u, Disp, r12, r13, r14, r15);
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TestLeaBaseIndexDisp(r5, 0x603000u, r12, 0x1D0u, Disp, r13, r14, r15, r1);
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TestLeaBaseIndexDisp(r5, 0x604000u, r13, 0x1E0u, Disp, r14, r15, r1, r2);
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TestLeaBaseIndexDisp(r5, 0x605000u, r14, 0x1F0u, Disp, r15, r1, r2, r3);
|
|
TestLeaBaseIndexDisp(r5, 0x606000u, r15, 0x10Au, Disp, r1, r2, r3, r4);
|
|
TestLeaBaseIndexDisp(r5, 0x607000u, r1, 0x10Bu, Disp, r2, r3, r4, r6);
|
|
|
|
TestLeaBaseIndexDisp(r2, 0x100000u, r5, 0x600u, Disp, r3, r4, r6, r7);
|
|
TestLeaBaseIndexDisp(r3, 0x200000u, r5, 0x500u, Disp, r4, r6, r7, r8);
|
|
TestLeaBaseIndexDisp(r4, 0x300000u, r5, 0x400u, Disp, r6, r7, r8, r1);
|
|
TestLeaBaseIndexDisp(r6, 0x400000u, r5, 0x300u, Disp, r7, r8, r1, r10);
|
|
TestLeaBaseIndexDisp(r7, 0x500000u, r5, 0x200u, Disp, r8, r1, r10, r11);
|
|
TestLeaBaseIndexDisp(r8, 0x600000u, r5, 0x100u, Disp, r1, r10, r11, r12);
|
|
TestLeaBaseIndexDisp(r9, 0x660000u, r5, 0x1A0u, Disp, r10, r11, r12, r13);
|
|
TestLeaBaseIndexDisp(r10, 0x601000u, r5, 0x1B0u, Disp, r11, r12, r13, r14);
|
|
TestLeaBaseIndexDisp(r11, 0x602000u, r5, 0x1C0u, Disp, r12, r13, r14, r15);
|
|
TestLeaBaseIndexDisp(r12, 0x603000u, r5, 0x1D0u, Disp, r13, r14, r15, r1);
|
|
TestLeaBaseIndexDisp(r13, 0x604000u, r5, 0x1E0u, Disp, r14, r15, r1, r2);
|
|
TestLeaBaseIndexDisp(r14, 0x605000u, r5, 0x1F0u, Disp, r15, r1, r2, r3);
|
|
TestLeaBaseIndexDisp(r15, 0x606000u, r5, 0x10Au, Disp, r1, r2, r3, r4);
|
|
TestLeaBaseIndexDisp(r1, 0x607000u, r5, 0x10Bu, Disp, r2, r3, r4, r6);
|
|
|
|
TestLeaBaseIndexDisp(r0, 0, r5, 0xC0BEBEEF, Disp, r2, r3, r4, r6);
|
|
}
|
|
|
|
// Absolute addressing mode is tested in the Low Level tests. The encoding used
|
|
// by the assembler has different meanings in x86-32 and x86-64.
|
|
#undef TestLeaBaseIndexDisp
|
|
#undef TestLeaScaled32bitDisp
|
|
#undef TestLeaBaseDisp
|
|
}
|
|
|
|
TEST_F(AssemblerX8664LowLevelTest, LeaAbsolute) {
|
|
#define TestLeaAbsolute(Dst, Value) \
|
|
do { \
|
|
static constexpr char TestString[] = "(" #Dst ", " #Value ")"; \
|
|
__ lea(IceType_i32, GPRRegister::Encoded_Reg_##Dst, \
|
|
Address::Absolute(Value)); \
|
|
static constexpr uint32_t ByteCount = 8; \
|
|
ASSERT_EQ(ByteCount, codeBytesSize()) << TestString; \
|
|
static constexpr uint8_t Opcode = 0x8D; \
|
|
static constexpr uint8_t ModRM = \
|
|
/*mod*/ 0x00 | /*reg*/ (GPRRegister::Encoded_Reg_##Dst << 3) | \
|
|
/*rm*/ GPRRegister::Encoded_Reg_esp; \
|
|
static constexpr uint8_t SIB = \
|
|
/*Scale*/ 0x00 | /*Index*/ (GPRRegister::Encoded_Reg_esp << 3) | \
|
|
/*base*/ GPRRegister::Encoded_Reg_ebp; \
|
|
ASSERT_TRUE(verifyBytes<ByteCount>( \
|
|
codeBytes(), 0x67, Opcode, ModRM, SIB, (Value)&0xFF, \
|
|
(Value >> 8) & 0xFF, (Value >> 16) & 0xFF, (Value >> 24) & 0xFF)); \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
TestLeaAbsolute(eax, 0x11BEEF22);
|
|
TestLeaAbsolute(ebx, 0x33BEEF44);
|
|
TestLeaAbsolute(ecx, 0x55BEEF66);
|
|
TestLeaAbsolute(edx, 0x77BEEF88);
|
|
TestLeaAbsolute(esi, 0x99BEEFAA);
|
|
TestLeaAbsolute(edi, 0xBBBEEFBB);
|
|
|
|
#undef TesLeaAbsolute
|
|
}
|
|
|
|
TEST_F(AssemblerX8664Test, Test) {
|
|
static constexpr uint32_t Mask8 = 0xFF;
|
|
static constexpr uint32_t Mask16 = 0xFFFF;
|
|
static constexpr uint32_t Mask32 = 0xFFFFFFFF;
|
|
|
|
#define TestImplRegReg(Dst, Value0, Src, Value1, Size) \
|
|
do { \
|
|
static constexpr bool NearJump = true; \
|
|
static constexpr char TestString[] = \
|
|
"(" #Dst ", " #Value0 ", " #Src ", " #Value1 ", " #Size ")"; \
|
|
static constexpr uint32_t ValueIfTrue = 0xBEEFFEEB; \
|
|
static constexpr uint32_t ValueIfFalse = 0x11111111; \
|
|
\
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst(), Immediate(Value0)); \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Src(), Immediate(Value1)); \
|
|
__ test(IceType_i##Size, Encoded_GPR_##Dst(), Encoded_GPR_##Src()); \
|
|
__ mov(IceType_i32, Encoded_GPR_##Dst(), Immediate(ValueIfFalse)); \
|
|
Label Done; \
|
|
__ j(Cond::Br_e, &Done, NearJump); \
|
|
__ mov(IceType_i32, Encoded_GPR_##Dst(), Immediate(ValueIfTrue)); \
|
|
__ bind(&Done); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(((Value0)&Mask##Size) & ((Value1)&Mask##Size) ? ValueIfTrue \
|
|
: ValueIfFalse, \
|
|
test.Dst()) \
|
|
<< TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplRegImm(Dst, Value0, Imm, Size) \
|
|
do { \
|
|
static constexpr bool NearJump = true; \
|
|
static constexpr char TestString[] = \
|
|
"(" #Dst ", " #Value0 ", " #Imm ", " #Size ")"; \
|
|
static constexpr uint32_t ValueIfTrue = 0xBEEFFEEB; \
|
|
static constexpr uint32_t ValueIfFalse = 0x11111111; \
|
|
\
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst(), Immediate(Value0)); \
|
|
__ test(IceType_i##Size, Encoded_GPR_##Dst(), \
|
|
Immediate((Imm)&Mask##Size)); \
|
|
__ mov(IceType_i32, Encoded_GPR_##Dst(), Immediate(ValueIfFalse)); \
|
|
Label Done; \
|
|
__ j(Cond::Br_e, &Done, NearJump); \
|
|
__ mov(IceType_i32, Encoded_GPR_##Dst(), Immediate(ValueIfTrue)); \
|
|
__ bind(&Done); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(((Value0)&Mask##Size) & ((Imm)&Mask##Size) ? ValueIfTrue \
|
|
: ValueIfFalse, \
|
|
test.Dst()) \
|
|
<< TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplAddrReg(Value0, Src, Value1, Size) \
|
|
do { \
|
|
static constexpr bool NearJump = true; \
|
|
static constexpr char TestString[] = \
|
|
"(Addr, " #Value0 ", " #Src ", " #Value1 ", " #Size ")"; \
|
|
static constexpr uint32_t ValueIfTrue = 0xBEEFFEEB; \
|
|
static constexpr uint32_t ValueIfFalse = 0x11111111; \
|
|
const uint32_t T0 = allocateDword(); \
|
|
\
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Src(), Immediate(Value1)); \
|
|
__ test(IceType_i##Size, dwordAddress(T0), Encoded_GPR_##Src()); \
|
|
__ mov(IceType_i32, dwordAddress(T0), Immediate(ValueIfFalse)); \
|
|
Label Done; \
|
|
__ j(Cond::Br_e, &Done, NearJump); \
|
|
__ mov(IceType_i32, dwordAddress(T0), Immediate(ValueIfTrue)); \
|
|
__ bind(&Done); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.setDwordTo(T0, uint32_t(Value0)); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(((Value0)&Mask##Size) & ((Value1)&Mask##Size) ? ValueIfTrue \
|
|
: ValueIfFalse, \
|
|
test.contentsOfDword(T0)) \
|
|
<< TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplAddrImm(Value0, Value1, Size) \
|
|
do { \
|
|
static constexpr bool NearJump = true; \
|
|
static constexpr char TestString[] = \
|
|
"(Addr, " #Value0 ", " #Value1 ", " #Size ")"; \
|
|
static constexpr uint32_t ValueIfTrue = 0xBEEFFEEB; \
|
|
static constexpr uint32_t ValueIfFalse = 0x11111111; \
|
|
const uint32_t T0 = allocateDword(); \
|
|
\
|
|
__ test(IceType_i##Size, dwordAddress(T0), \
|
|
Immediate((Value1)&Mask##Size)); \
|
|
__ mov(IceType_i32, dwordAddress(T0), Immediate(ValueIfFalse)); \
|
|
Label Done; \
|
|
__ j(Cond::Br_e, &Done, NearJump); \
|
|
__ mov(IceType_i32, dwordAddress(T0), Immediate(ValueIfTrue)); \
|
|
__ bind(&Done); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.setDwordTo(T0, uint32_t(Value0)); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(((Value0)&Mask##Size) & ((Value1)&Mask##Size) ? ValueIfTrue \
|
|
: ValueIfFalse, \
|
|
test.contentsOfDword(T0)) \
|
|
<< TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplValues(Dst, Value0, Src, Value1, Size) \
|
|
do { \
|
|
TestImplRegReg(Dst, Value0, Src, Value1, Size); \
|
|
TestImplRegImm(Dst, Value0, Value1, Size); \
|
|
TestImplAddrReg(Value0, Src, Value1, Size); \
|
|
TestImplAddrImm(Value0, Value1, Size); \
|
|
} while (0)
|
|
|
|
#define TestImplSize(Dst, Src, Size) \
|
|
do { \
|
|
TestImplValues(Dst, 0xF0F12101, Src, 0x00000000, Size); \
|
|
TestImplValues(Dst, 0xF0000000, Src, 0xF0000000, Size); \
|
|
TestImplValues(Dst, 0x0F00000F, Src, 0xF00000F0, Size); \
|
|
} while (0)
|
|
|
|
#define TestImpl(Dst, Src) \
|
|
do { \
|
|
TestImplSize(Dst, Src, 8); \
|
|
TestImplSize(Dst, Src, 16); \
|
|
TestImplSize(Dst, Src, 32); \
|
|
} while (0)
|
|
|
|
TestImpl(r1, r2);
|
|
TestImpl(r2, r3);
|
|
TestImpl(r3, r4);
|
|
TestImpl(r4, r5);
|
|
TestImpl(r5, r6);
|
|
TestImpl(r6, r7);
|
|
TestImpl(r7, r8);
|
|
TestImpl(r8, r10);
|
|
TestImpl(r10, r11);
|
|
TestImpl(r11, r12);
|
|
TestImpl(r12, r13);
|
|
TestImpl(r13, r14);
|
|
TestImpl(r14, r15);
|
|
TestImpl(r15, r1);
|
|
|
|
#undef TestImpl
|
|
#undef TestImplSize
|
|
#undef TestImplValues
|
|
#undef TestImplAddrImm
|
|
#undef TestImplAddrReg
|
|
#undef TestImplRegImm
|
|
#undef TestImplRegReg
|
|
}
|
|
|
|
// No mull/div because x86.
|
|
// No shift because x86.
|
|
TEST_F(AssemblerX8664Test, Arith_most) {
|
|
static constexpr uint32_t Mask8 = 0xFF;
|
|
static constexpr uint32_t Mask16 = 0xFFFF;
|
|
static constexpr uint32_t Mask32 = 0xFFFFFFFF;
|
|
|
|
#define TestImplRegReg(Inst, Dst, Value0, Src, Value1, Type, Size, Op) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst ", " #Dst ", " #Value0 ", " #Src ", " #Value1 \
|
|
", " #Type #Size "_t, " #Op ")"; \
|
|
\
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst(), Immediate(Value0)); \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Src(), Immediate(Value1)); \
|
|
__ Inst(IceType_i##Size, Encoded_GPR_##Dst(), Encoded_GPR_##Src()); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(Mask##Size &static_cast<uint32_t>( \
|
|
static_cast<Type##Size##_t>((Value0)&Mask##Size) \
|
|
Op static_cast<Type##Size##_t>((Value1)&Mask##Size)), \
|
|
Mask##Size &test.Dst()) \
|
|
<< TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplRegAddr(Inst, Dst, Value0, Value1, Type, Size, Op) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst ", " #Dst ", " #Value0 ", Addr, " #Value1 ", " #Type #Size \
|
|
"_t, " #Op ")"; \
|
|
const uint32_t T0 = allocateDword(); \
|
|
const uint32_t V0 = Value1; \
|
|
\
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst(), Immediate(Value0)); \
|
|
__ mov(IceType_i##Size, dwordAddress(T0), Immediate(Value1)); \
|
|
__ Inst(IceType_i##Size, Encoded_GPR_##Dst(), dwordAddress(T0)); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.setDwordTo(T0, V0); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(Mask##Size &static_cast<uint32_t>( \
|
|
static_cast<Type##Size##_t>((Value0)&Mask##Size) \
|
|
Op static_cast<Type##Size##_t>((Value1)&Mask##Size)), \
|
|
Mask##Size &test.Dst()) \
|
|
<< TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplRegImm(Inst, Dst, Value0, Imm, Type, Size, Op) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst ", " #Dst ", " #Value0 ", Imm(" #Imm "), " #Type #Size \
|
|
"_t, " #Op ")"; \
|
|
\
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst(), Immediate(Value0)); \
|
|
__ Inst(IceType_i##Size, Encoded_GPR_##Dst(), \
|
|
Immediate((Imm)&Mask##Size)); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(Mask##Size &static_cast<uint32_t>( \
|
|
static_cast<Type##Size##_t>((Value0)&Mask##Size) \
|
|
Op static_cast<Type##Size##_t>((Imm)&Mask##Size)), \
|
|
Mask##Size &test.Dst()) \
|
|
<< TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplAddrReg(Inst, Value0, Src, Value1, Type, Size, Op) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst ", Addr, " #Value0 ", " #Src ", " #Value1 ", " #Type #Size \
|
|
"_t, " #Op ")"; \
|
|
const uint32_t T0 = allocateDword(); \
|
|
const uint32_t V0 = Value0; \
|
|
\
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Src(), Immediate(Value1)); \
|
|
__ Inst(IceType_i##Size, dwordAddress(T0), Encoded_GPR_##Src()); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.setDwordTo(T0, V0); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(Mask##Size &static_cast<uint32_t>( \
|
|
static_cast<Type##Size##_t>((Value0)&Mask##Size) \
|
|
Op static_cast<Type##Size##_t>((Value1)&Mask##Size)), \
|
|
Mask##Size &test.contentsOfDword(T0)) \
|
|
<< TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplAddrImm(Inst, Value0, Imm, Type, Size, Op) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst ", Addr, " #Value0 ", Imm, " #Imm ", " #Type #Size \
|
|
"_t, " #Op ")"; \
|
|
const uint32_t T0 = allocateDword(); \
|
|
const uint32_t V0 = Value0; \
|
|
\
|
|
__ Inst(IceType_i##Size, dwordAddress(T0), Immediate((Imm)&Mask##Size)); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.setDwordTo(T0, V0); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(Mask##Size &static_cast<uint32_t>( \
|
|
static_cast<Type##Size##_t>((Value0)&Mask##Size) \
|
|
Op static_cast<Type##Size##_t>((Imm)&Mask##Size)), \
|
|
Mask##Size &test.contentsOfDword(T0)) \
|
|
<< TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplOp(Inst, Dst, Value0, Src, Value1, Type, Size, Op) \
|
|
do { \
|
|
TestImplRegReg(Inst, Dst, Value0, Src, Value1, Type, Size, Op); \
|
|
TestImplRegAddr(Inst, Dst, Value0, Value1, Type, Size, Op); \
|
|
TestImplRegImm(Inst, Dst, Value0, Value1, Type, Size, Op); \
|
|
TestImplAddrReg(Inst, Value0, Src, Value1, Type, Size, Op); \
|
|
TestImplAddrImm(Inst, Value0, Value1, Type, Size, Op); \
|
|
} while (0)
|
|
|
|
#define TestImplValues(Dst, Value0, Src, Value1, Size) \
|
|
do { \
|
|
TestImplOp(And, Dst, Value0, Src, Value1, int, Size, &); \
|
|
TestImplOp(And, Dst, Value0, Src, Value1, uint, Size, &); \
|
|
TestImplOp(Or, Dst, Value0, Src, Value1, int, Size, |); \
|
|
TestImplOp(Or, Dst, Value0, Src, Value1, uint, Size, |); \
|
|
TestImplOp(Xor, Dst, Value0, Src, Value1, int, Size, ^); \
|
|
TestImplOp(Xor, Dst, Value0, Src, Value1, uint, Size, ^); \
|
|
TestImplOp(add, Dst, Value0, Src, Value1, int, Size, +); \
|
|
TestImplOp(add, Dst, Value0, Src, Value1, uint, Size, +); \
|
|
TestImplOp(sub, Dst, Value0, Src, Value1, int, Size, -); \
|
|
TestImplOp(sub, Dst, Value0, Src, Value1, uint, Size, -); \
|
|
} while (0)
|
|
|
|
#define TestImplSize(Dst, Src, Size) \
|
|
do { \
|
|
TestImplValues(Dst, 0xF0F12101, Src, 0x00000000, Size); \
|
|
TestImplValues(Dst, 0xF0000000, Src, 0xF0000000, Size); \
|
|
TestImplValues(Dst, 0x0F00000F, Src, 0xF0000070, Size); \
|
|
TestImplValues(Dst, 0x0F00F00F, Src, 0xF000F070, Size); \
|
|
} while (0)
|
|
|
|
#define TestImpl(Dst, Src) \
|
|
do { \
|
|
TestImplSize(Dst, Src, 8); \
|
|
TestImplSize(Dst, Src, 16); \
|
|
TestImplSize(Dst, Src, 32); \
|
|
} while (0)
|
|
|
|
TestImpl(r1, r2);
|
|
TestImpl(r2, r3);
|
|
TestImpl(r3, r4);
|
|
TestImpl(r4, r5);
|
|
TestImpl(r5, r6);
|
|
TestImpl(r6, r7);
|
|
TestImpl(r7, r8);
|
|
TestImpl(r8, r10);
|
|
TestImpl(r10, r11);
|
|
TestImpl(r11, r12);
|
|
TestImpl(r12, r13);
|
|
TestImpl(r13, r14);
|
|
TestImpl(r14, r15);
|
|
TestImpl(r15, r1);
|
|
|
|
#undef TestImpl
|
|
#undef TestImplSize
|
|
#undef TestImplValues
|
|
#undef TestImplOp
|
|
#undef TestImplAddrImm
|
|
#undef TestImplAddrReg
|
|
#undef TestImplRegImm
|
|
#undef TestImplRegAddr
|
|
#undef TestImplRegReg
|
|
}
|
|
|
|
TEST_F(AssemblerX8664Test, Arith_BorrowNCarry) {
|
|
const uint32_t Mask8 = 0x000000FF;
|
|
const uint32_t Mask16 = 0x0000FFFF;
|
|
const uint32_t Mask32 = 0xFFFFFFFF;
|
|
|
|
const uint64_t ResultMask8 = 0x000000000000FFFFull;
|
|
const uint64_t ResultMask16 = 0x00000000FFFFFFFFull;
|
|
const uint64_t ResultMask32 = 0xFFFFFFFFFFFFFFFFull;
|
|
|
|
#define TestImplRegReg(Inst0, Inst1, Dst0, Dst1, Value0, Src0, Src1, Value1, \
|
|
Op, Size) \
|
|
do { \
|
|
static_assert(Size == 8 || Size == 16 || Size == 32, \
|
|
"Invalid size " #Size); \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst0 ", " #Inst1 ", " #Dst0 ", " #Dst1 ", " #Value0 ", " #Src0 \
|
|
", " #Src1 ", " #Value1 ", " #Op ", " #Size ")"; \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst0(), \
|
|
Immediate(uint64_t(Value0) & Mask##Size)); \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst1(), \
|
|
Immediate((uint64_t(Value0) >> Size) & Mask##Size)); \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Src0(), \
|
|
Immediate(uint64_t(Value1) & Mask##Size)); \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Src1(), \
|
|
Immediate((uint64_t(Value1) >> Size) & Mask##Size)); \
|
|
__ Inst0(IceType_i##Size, Encoded_GPR_##Dst0(), Encoded_GPR_##Src0()); \
|
|
__ Inst1(IceType_i##Size, Encoded_GPR_##Dst1(), Encoded_GPR_##Src1()); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.run(); \
|
|
\
|
|
static constexpr uint64_t Result = (uint64_t(Value0) & ResultMask##Size) \
|
|
Op(uint64_t(Value1) & ResultMask##Size); \
|
|
static constexpr uint32_t Expected0 = Result & Mask##Size; \
|
|
static constexpr uint32_t Expected1 = (Result >> Size) & Mask##Size; \
|
|
ASSERT_EQ(Expected0, test.Dst0()) << TestString << ": 0"; \
|
|
ASSERT_EQ(Expected1, test.Dst1()) << TestString << ": 1"; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplRegAddr(Inst0, Inst1, Dst0, Dst1, Value0, Value1, Op, Size) \
|
|
do { \
|
|
static_assert(Size == 8 || Size == 16 || Size == 32, \
|
|
"Invalid size " #Size); \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst0 ", " #Inst1 ", " #Dst0 ", " #Dst1 ", " #Value0 \
|
|
", Addr, " #Value1 ", " #Op ", " #Size ")"; \
|
|
const uint32_t T0 = allocateDword(); \
|
|
const uint32_t V0 = uint64_t(Value1) & Mask##Size; \
|
|
const uint32_t T1 = allocateDword(); \
|
|
const uint32_t V1 = (uint64_t(Value1) >> Size) & Mask##Size; \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst0(), \
|
|
Immediate(uint64_t(Value0) & Mask##Size)); \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst1(), \
|
|
Immediate((uint64_t(Value0) >> Size) & Mask##Size)); \
|
|
__ Inst0(IceType_i##Size, Encoded_GPR_##Dst0(), dwordAddress(T0)); \
|
|
__ Inst1(IceType_i##Size, Encoded_GPR_##Dst1(), dwordAddress(T1)); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.setDwordTo(T0, V0); \
|
|
test.setDwordTo(T1, V1); \
|
|
test.run(); \
|
|
\
|
|
static constexpr uint64_t Result = (uint64_t(Value0) & ResultMask##Size) \
|
|
Op(uint64_t(Value1) & ResultMask##Size); \
|
|
static constexpr uint32_t Expected0 = Result & Mask##Size; \
|
|
static constexpr uint32_t Expected1 = (Result >> Size) & Mask##Size; \
|
|
ASSERT_EQ(Expected0, test.Dst0()) << TestString << ": 0"; \
|
|
ASSERT_EQ(Expected1, test.Dst1()) << TestString << ": 1"; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplRegImm(Inst0, Inst1, Dst0, Dst1, Value0, Imm, Op, Size) \
|
|
do { \
|
|
static_assert(Size == 8 || Size == 16 || Size == 32, \
|
|
"Invalid size " #Size); \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst0 ", " #Inst1 ", " #Dst0 ", " #Dst1 ", " #Value0 \
|
|
", Imm(" #Imm "), " #Op ", " #Size ")"; \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst0(), \
|
|
Immediate(uint64_t(Value0) & Mask##Size)); \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst1(), \
|
|
Immediate((uint64_t(Value0) >> Size) & Mask##Size)); \
|
|
__ Inst0(IceType_i##Size, Encoded_GPR_##Dst0(), \
|
|
Immediate(uint64_t(Imm) & Mask##Size)); \
|
|
__ Inst1(IceType_i##Size, Encoded_GPR_##Dst1(), \
|
|
Immediate((uint64_t(Imm) >> Size) & Mask##Size)); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.run(); \
|
|
\
|
|
static constexpr uint64_t Result = (uint64_t(Value0) & ResultMask##Size) \
|
|
Op(uint64_t(Imm) & ResultMask##Size); \
|
|
static constexpr uint32_t Expected0 = Result & Mask##Size; \
|
|
static constexpr uint32_t Expected1 = (Result >> Size) & Mask##Size; \
|
|
ASSERT_EQ(Expected0, test.Dst0()) << TestString << ": 0"; \
|
|
ASSERT_EQ(Expected1, test.Dst1()) << TestString << ": 1"; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplAddrReg(Inst0, Inst1, Value0, Src0, Src1, Value1, Op, Size) \
|
|
do { \
|
|
static_assert(Size == 8 || Size == 16 || Size == 32, \
|
|
"Invalid size " #Size); \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst0 ", " #Inst1 ", Addr, " #Value0 ", " #Src0 ", " #Src1 \
|
|
", " #Value1 ", " #Op ", " #Size ")"; \
|
|
const uint32_t T0 = allocateDword(); \
|
|
const uint32_t V0 = uint64_t(Value0) & Mask##Size; \
|
|
const uint32_t T1 = allocateDword(); \
|
|
const uint32_t V1 = (uint64_t(Value0) >> Size) & Mask##Size; \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Src0(), \
|
|
Immediate(uint64_t(Value1) & Mask##Size)); \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Src1(), \
|
|
Immediate((uint64_t(Value1) >> Size) & Mask##Size)); \
|
|
__ Inst0(IceType_i##Size, dwordAddress(T0), Encoded_GPR_##Src0()); \
|
|
__ Inst1(IceType_i##Size, dwordAddress(T1), Encoded_GPR_##Src1()); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.setDwordTo(T0, V0); \
|
|
test.setDwordTo(T1, V1); \
|
|
test.run(); \
|
|
\
|
|
static constexpr uint64_t Result = (uint64_t(Value0) & ResultMask##Size) \
|
|
Op(uint64_t(Value1) & ResultMask##Size); \
|
|
static constexpr uint32_t Expected0 = Result & Mask##Size; \
|
|
static constexpr uint32_t Expected1 = (Result >> Size) & Mask##Size; \
|
|
ASSERT_EQ(Expected0, test.contentsOfDword(T0)) << TestString << ": 0"; \
|
|
ASSERT_EQ(Expected1, test.contentsOfDword(T1)) << TestString << ": 1"; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplAddrImm(Inst0, Inst1, Value0, Imm, Op, Size) \
|
|
do { \
|
|
static_assert(Size == 8 || Size == 16 || Size == 32, \
|
|
"Invalid size " #Size); \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst0 ", " #Inst1 ", Addr, " #Value0 ", Imm(" #Imm "), " #Op \
|
|
", " #Size ")"; \
|
|
const uint32_t T0 = allocateDword(); \
|
|
const uint32_t V0 = uint64_t(Value0) & Mask##Size; \
|
|
const uint32_t T1 = allocateDword(); \
|
|
const uint32_t V1 = (uint64_t(Value0) >> Size) & Mask##Size; \
|
|
__ Inst0(IceType_i##Size, dwordAddress(T0), \
|
|
Immediate(uint64_t(Imm) & Mask##Size)); \
|
|
__ Inst1(IceType_i##Size, dwordAddress(T1), \
|
|
Immediate((uint64_t(Imm) >> Size) & Mask##Size)); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.setDwordTo(T0, V0); \
|
|
test.setDwordTo(T1, V1); \
|
|
test.run(); \
|
|
\
|
|
static constexpr uint64_t Result = (uint64_t(Value0) & ResultMask##Size) \
|
|
Op(uint64_t(Imm) & ResultMask##Size); \
|
|
static constexpr uint32_t Expected0 = Result & Mask##Size; \
|
|
static constexpr uint32_t Expected1 = (Result >> Size) & Mask##Size; \
|
|
ASSERT_EQ(Expected0, test.contentsOfDword(T0)) << TestString << ": 0"; \
|
|
ASSERT_EQ(Expected1, test.contentsOfDword(T1)) << TestString << ": 1"; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplOp(Inst0, Inst1, Dst0, Dst1, Value0, Src0, Src1, Value1, Op, \
|
|
Size) \
|
|
do { \
|
|
TestImplRegReg(Inst0, Inst1, Dst0, Dst1, Value0, Src0, Src1, Value1, Op, \
|
|
Size); \
|
|
TestImplRegAddr(Inst0, Inst1, Dst0, Dst1, Value0, Value1, Op, Size); \
|
|
TestImplRegImm(Inst0, Inst1, Dst0, Dst1, Value0, Value1, Op, Size); \
|
|
TestImplAddrReg(Inst0, Inst1, Value0, Src0, Src1, Value1, Op, Size); \
|
|
TestImplAddrImm(Inst0, Inst1, Value0, Value1, Op, Size); \
|
|
} while (0)
|
|
|
|
#define TestImplValues(Dst0, Dst1, Value0, Src0, Src1, Value1, Size) \
|
|
do { \
|
|
TestImplOp(add, adc, Dst0, Dst1, Value0, Src0, Src1, Value1, +, Size); \
|
|
TestImplOp(sub, sbb, Dst0, Dst1, Value0, Src0, Src1, Value1, -, Size); \
|
|
} while (0)
|
|
|
|
#define TestImplSize(Dst0, Dst1, Src0, Src1, Size) \
|
|
do { \
|
|
TestImplValues(Dst0, Dst1, 0xFFFFFFFFFFFFFF00ull, Src0, Src1, \
|
|
0xFFFFFFFF0000017Full, Size); \
|
|
} while (0)
|
|
|
|
#define TestImpl(Dst0, Dst1, Src0, Src1) \
|
|
do { \
|
|
TestImplSize(Dst0, Dst1, Src0, Src1, 8); \
|
|
TestImplSize(Dst0, Dst1, Src0, Src1, 16); \
|
|
TestImplSize(Dst0, Dst1, Src0, Src1, 32); \
|
|
} while (0)
|
|
|
|
TestImpl(r1, r2, r3, r5);
|
|
TestImpl(r2, r3, r4, r6);
|
|
TestImpl(r3, r4, r5, r7);
|
|
TestImpl(r4, r5, r6, r8);
|
|
TestImpl(r5, r6, r7, r10);
|
|
TestImpl(r6, r7, r8, r11);
|
|
TestImpl(r7, r8, r10, r12);
|
|
TestImpl(r8, r10, r11, r13);
|
|
TestImpl(r10, r11, r12, r14);
|
|
TestImpl(r11, r12, r13, r15);
|
|
TestImpl(r12, r13, r14, r1);
|
|
TestImpl(r13, r14, r15, r2);
|
|
TestImpl(r14, r15, r1, r3);
|
|
TestImpl(r15, r1, r2, r4);
|
|
|
|
#undef TestImpl
|
|
#undef TestImplSize
|
|
#undef TestImplValues
|
|
#undef TestImplOp
|
|
#undef TestImplAddrImm
|
|
#undef TestImplAddrReg
|
|
#undef TestImplRegImm
|
|
#undef TestImplRegAddr
|
|
#undef TestImplRegReg
|
|
}
|
|
|
|
TEST_F(AssemblerX8664LowLevelTest, Cbw_Cwd_Cdq) {
|
|
#define TestImpl(Inst, BytesSize, ...) \
|
|
do { \
|
|
__ Inst(); \
|
|
ASSERT_EQ(BytesSize, codeBytesSize()) << #Inst; \
|
|
ASSERT_TRUE(verifyBytes<BytesSize>(codeBytes(), __VA_ARGS__)); \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
TestImpl(cbw, 2u, 0x66, 0x98);
|
|
TestImpl(cwd, 2u, 0x66, 0x99);
|
|
TestImpl(cdq, 1u, 0x99);
|
|
|
|
#undef TestImpl
|
|
}
|
|
|
|
TEST_F(AssemblerX8664Test, SingleOperandMul) {
|
|
static constexpr uint32_t Mask8 = 0x000000FF;
|
|
static constexpr uint32_t Mask16 = 0x0000FFFF;
|
|
static constexpr uint32_t Mask32 = 0xFFFFFFFF;
|
|
|
|
#define TestImplReg(Inst, Value0, Src, Value1, Type, Size) \
|
|
do { \
|
|
static_assert(Encoded_GPR_eax() != Encoded_GPR_##Src(), \
|
|
"eax can not be src1."); \
|
|
\
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst ", " #Value0 ", " #Src ", " #Value1 ", " #Type ", " #Size \
|
|
")"; \
|
|
static constexpr Type##64_t OperandEax = \
|
|
static_cast<Type##Size##_t>((Value0)&Mask##Size); \
|
|
static constexpr Type##64_t OperandOther = \
|
|
static_cast<Type##Size##_t>((Value1)&Mask##Size); \
|
|
static constexpr uint32_t ExpectedEax = \
|
|
Mask##Size & (OperandEax * OperandOther); \
|
|
static constexpr uint32_t ExpectedEdx = \
|
|
Mask##Size & ((OperandEax * OperandOther) >> Size); \
|
|
\
|
|
__ mov(IceType_i##Size, Encoded_GPR_eax(), \
|
|
Immediate((Value0)&Mask##Size)); \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Src(), \
|
|
Immediate((Value1)&Mask##Size)); \
|
|
__ Inst(IceType_i##Size, Encoded_GPR_##Src()); \
|
|
\
|
|
if (Size == 8) { \
|
|
/* mov %ah, %dl */ \
|
|
__ mov(IceType_i16, Encoded_GPR_dx(), Encoded_GPR_ax()); \
|
|
__ shr(IceType_i32, Encoded_GPR_edx(), Immediate(8)); \
|
|
__ And(IceType_i16, Encoded_GPR_ax(), Immediate(0x00FF)); \
|
|
} \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(ExpectedEax, test.eax()) << TestString; \
|
|
ASSERT_EQ(ExpectedEdx, test.edx()) << TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplAddr(Inst, Value0, Value1, Type, Size) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst ", " #Value0 ", Addr, " #Value1 ", " #Type ", " #Size ")"; \
|
|
static const uint32_t T0 = allocateDword(); \
|
|
static constexpr uint32_t V0 = Value1; \
|
|
static constexpr Type##64_t OperandEax = \
|
|
static_cast<Type##Size##_t>((Value0)&Mask##Size); \
|
|
static constexpr Type##64_t OperandOther = \
|
|
static_cast<Type##Size##_t>((Value1)&Mask##Size); \
|
|
static constexpr uint32_t ExpectedEax = \
|
|
Mask##Size & (OperandEax * OperandOther); \
|
|
static constexpr uint32_t ExpectedEdx = \
|
|
Mask##Size & ((OperandEax * OperandOther) >> Size); \
|
|
\
|
|
__ mov(IceType_i##Size, Encoded_GPR_eax(), \
|
|
Immediate((Value0)&Mask##Size)); \
|
|
__ Inst(IceType_i##Size, dwordAddress(T0)); \
|
|
\
|
|
if (Size == 8) { \
|
|
/* mov %ah, %dl */ \
|
|
__ mov(IceType_i16, Encoded_GPR_dx(), Encoded_GPR_ax()); \
|
|
__ shr(IceType_i32, Encoded_GPR_edx(), Immediate(8)); \
|
|
__ And(IceType_i16, Encoded_GPR_ax(), Immediate(0x00FF)); \
|
|
} \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.setDwordTo(T0, V0); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(ExpectedEax, test.eax()) << TestString; \
|
|
ASSERT_EQ(ExpectedEdx, test.edx()) << TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplOp(Inst, Value0, Src, Value1, Type, Size) \
|
|
do { \
|
|
TestImplReg(Inst, Value0, Src, Value1, Type, Size); \
|
|
TestImplAddr(Inst, Value0, Value1, Type, Size); \
|
|
} while (0)
|
|
|
|
#define TestImplValue(Value0, Src, Value1, Size) \
|
|
do { \
|
|
TestImplOp(mul, Value0, Src, Value1, uint, Size); \
|
|
TestImplOp(imul, Value0, Src, Value1, int, Size); \
|
|
} while (0)
|
|
|
|
#define TestImplSize(Src, Size) \
|
|
do { \
|
|
TestImplValue(10, Src, 1, Size); \
|
|
TestImplValue(10, Src, -1, Size); \
|
|
TestImplValue(-10, Src, 37, Size); \
|
|
TestImplValue(-10, Src, -15, Size); \
|
|
} while (0)
|
|
|
|
#define TestImpl(Src) \
|
|
do { \
|
|
TestImplSize(Src, 8); \
|
|
TestImplSize(Src, 16); \
|
|
TestImplSize(Src, 32); \
|
|
} while (0)
|
|
|
|
TestImpl(r2);
|
|
TestImpl(r3);
|
|
TestImpl(r4);
|
|
TestImpl(r5);
|
|
TestImpl(r6);
|
|
TestImpl(r7);
|
|
TestImpl(r8);
|
|
TestImpl(r10);
|
|
TestImpl(r11);
|
|
TestImpl(r12);
|
|
TestImpl(r13);
|
|
TestImpl(r14);
|
|
TestImpl(r15);
|
|
|
|
#undef TestImpl
|
|
#undef TestImplSize
|
|
#undef TestImplValue
|
|
#undef TestImplOp
|
|
#undef TestImplAddr
|
|
#undef TestImplReg
|
|
}
|
|
|
|
TEST_F(AssemblerX8664Test, TwoOperandImul) {
|
|
static constexpr uint32_t Mask16 = 0x0000FFFF;
|
|
static constexpr uint32_t Mask32 = 0xFFFFFFFF;
|
|
|
|
#define TestImplRegReg(Dst, Value0, Src, Value1, Size) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Dst ", " #Value0 ", " #Src ", " #Value1 ", " #Size ")"; \
|
|
static constexpr int64_t Operand0 = \
|
|
static_cast<int##Size##_t>((Value0)&Mask##Size); \
|
|
static constexpr int64_t Operand1 = \
|
|
static_cast<int##Size##_t>((Value1)&Mask##Size); \
|
|
static constexpr uint32_t Expected = Mask##Size & (Operand0 * Operand1); \
|
|
\
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst(), \
|
|
Immediate((Value0)&Mask##Size)); \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Src(), \
|
|
Immediate((Value1)&Mask##Size)); \
|
|
__ imul(IceType_i##Size, Encoded_GPR_##Dst(), Encoded_GPR_##Src()); \
|
|
\
|
|
if (Size == 8) { \
|
|
/* mov %ah, %dl */ \
|
|
__ mov(IceType_i16, Encoded_GPR_dx(), Encoded_GPR_ax()); \
|
|
__ shr(IceType_i32, Encoded_GPR_edx(), Immediate(8)); \
|
|
__ And(IceType_i16, Encoded_GPR_ax(), Immediate(0x00FF)); \
|
|
} \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(Expected, test.Dst()) << TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplRegImm(Dst, Value0, Imm, Size) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Dst ", " #Value0 ", Imm(" #Imm "), " #Size ")"; \
|
|
static constexpr int64_t Operand0 = \
|
|
static_cast<int##Size##_t>((Value0)&Mask##Size); \
|
|
static constexpr int64_t Operand1 = \
|
|
static_cast<int##Size##_t>((Imm)&Mask##Size); \
|
|
static constexpr uint32_t Expected = Mask##Size & (Operand0 * Operand1); \
|
|
\
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst(), \
|
|
Immediate((Value0)&Mask##Size)); \
|
|
__ imul(IceType_i##Size, Encoded_GPR_##Dst(), Immediate(Imm)); \
|
|
\
|
|
if (Size == 8) { \
|
|
/* mov %ah, %dl */ \
|
|
__ mov(IceType_i16, Encoded_GPR_dx(), Encoded_GPR_ax()); \
|
|
__ shr(IceType_i32, Encoded_GPR_edx(), Immediate(8)); \
|
|
__ And(IceType_i16, Encoded_GPR_ax(), Immediate(0x00FF)); \
|
|
} \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(Expected, test.Dst()) << TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplRegAddr(Dst, Value0, Value1, Size) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Dst ", " #Value0 ", Addr," #Value1 ", " #Size ")"; \
|
|
static constexpr int64_t Operand0 = \
|
|
static_cast<int##Size##_t>((Value0)&Mask##Size); \
|
|
static constexpr int64_t Operand1 = \
|
|
static_cast<int##Size##_t>((Value1)&Mask##Size); \
|
|
static constexpr uint32_t Expected = Mask##Size & (Operand0 * Operand1); \
|
|
const uint32_t T0 = allocateDword(); \
|
|
\
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst(), \
|
|
Immediate((Value0)&Mask##Size)); \
|
|
__ imul(IceType_i##Size, Encoded_GPR_##Dst(), dwordAddress(T0)); \
|
|
\
|
|
if (Size == 8) { \
|
|
/* mov %ah, %dl */ \
|
|
__ mov(IceType_i16, Encoded_GPR_dx(), Encoded_GPR_ax()); \
|
|
__ shr(IceType_i32, Encoded_GPR_edx(), Immediate(8)); \
|
|
__ And(IceType_i16, Encoded_GPR_ax(), Immediate(0x00FF)); \
|
|
} \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.setDwordTo(T0, static_cast<uint32_t>(Operand1)); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(Expected, test.Dst()) << TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplValue(Dst, Value0, Src, Value1, Size) \
|
|
do { \
|
|
TestImplRegReg(Dst, Value0, Src, Value1, Size); \
|
|
TestImplRegImm(Dst, Value0, Value1, Size); \
|
|
TestImplRegAddr(Dst, Value0, Value1, Size); \
|
|
} while (0)
|
|
|
|
#define TestImplSize(Dst, Src, Size) \
|
|
do { \
|
|
TestImplValue(Dst, 1, Src, 1, Size); \
|
|
TestImplValue(Dst, -10, Src, 0x4050AA20, Size); \
|
|
TestImplValue(Dst, -2, Src, -55, Size); \
|
|
} while (0)
|
|
|
|
#define TestImpl(Dst, Src) \
|
|
do { \
|
|
TestImplSize(Dst, Src, 16); \
|
|
TestImplSize(Dst, Src, 32); \
|
|
} while (0)
|
|
|
|
TestImpl(r1, r2);
|
|
TestImpl(r2, r3);
|
|
TestImpl(r3, r4);
|
|
TestImpl(r4, r5);
|
|
TestImpl(r5, r6);
|
|
TestImpl(r6, r7);
|
|
TestImpl(r7, r8);
|
|
TestImpl(r8, r10);
|
|
TestImpl(r10, r11);
|
|
TestImpl(r11, r12);
|
|
TestImpl(r12, r13);
|
|
TestImpl(r13, r14);
|
|
TestImpl(r14, r15);
|
|
TestImpl(r15, r1);
|
|
|
|
#undef TestImpl
|
|
#undef TestImplSize
|
|
#undef TestImplValue
|
|
#undef TestImplRegAddr
|
|
#undef TestImplRegImm
|
|
#undef TestImplRegReg
|
|
}
|
|
|
|
TEST_F(AssemblerX8664Test, Div) {
|
|
static constexpr uint32_t Mask8 = 0x000000FF;
|
|
static constexpr uint32_t Mask16 = 0x0000FFFF;
|
|
static constexpr uint32_t Mask32 = 0xFFFFFFFF;
|
|
|
|
static constexpr uint64_t Operand0Mask8 = 0x00000000000000FFull;
|
|
static constexpr uint64_t Operand0Mask16 = 0x00000000FFFFFFFFull;
|
|
static constexpr uint64_t Operand0Mask32 = 0xFFFFFFFFFFFFFFFFull;
|
|
|
|
using Operand0Type_int8 = int16_t;
|
|
using Operand0Type_uint8 = uint16_t;
|
|
using Operand0Type_int16 = int32_t;
|
|
using Operand0Type_uint16 = uint32_t;
|
|
using Operand0Type_int32 = int64_t;
|
|
using Operand0Type_uint32 = uint64_t;
|
|
|
|
#define TestImplReg(Inst, Value0, Src, Value1, Type, Size) \
|
|
do { \
|
|
static_assert(Encoded_GPR_eax() != Encoded_GPR_##Src(), \
|
|
"eax can not be src1."); \
|
|
static_assert(Encoded_GPR_edx() != Encoded_GPR_##Src(), \
|
|
"edx can not be src1."); \
|
|
\
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst ", " #Value0 ", " #Src ", " #Value1 ", " #Type ", " #Size \
|
|
")"; \
|
|
static constexpr Operand0Type_##Type##Size Operand0 = \
|
|
static_cast<Type##64_t>(Value0) & Operand0Mask##Size; \
|
|
static constexpr Type##Size##_t Operand0Lo = Operand0 & Mask##Size; \
|
|
static constexpr Type##Size##_t Operand0Hi = \
|
|
(Operand0 >> Size) & Mask##Size; \
|
|
static constexpr Type##Size##_t Operand1 = \
|
|
static_cast<Type##Size##_t>(Value1) & Mask##Size; \
|
|
if (Size == 8) { \
|
|
/* mov Operand0Hi|Operand0Lo, %ah|%al */ \
|
|
__ mov( \
|
|
IceType_i16, Encoded_GPR_eax(), \
|
|
Immediate((static_cast<uint16_t>(Operand0Hi) << 8 | Operand0Lo))); \
|
|
} else { \
|
|
__ mov(IceType_i##Size, Encoded_GPR_eax(), Immediate(Operand0Lo)); \
|
|
__ mov(IceType_i##Size, Encoded_GPR_edx(), Immediate(Operand0Hi)); \
|
|
} \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Src(), Immediate(Operand1)); \
|
|
__ Inst(IceType_i##Size, Encoded_GPR_##Src()); \
|
|
if (Size == 8) { \
|
|
/* mov %ah, %dl */ \
|
|
__ mov(IceType_i16, Encoded_GPR_dx(), Encoded_GPR_ax()); \
|
|
__ shr(IceType_i32, Encoded_GPR_edx(), Immediate(8)); \
|
|
__ And(IceType_i16, Encoded_GPR_eax(), Immediate(0x00FF)); \
|
|
if (Encoded_GPR_##Src() == Encoded_GPR_esi()) { \
|
|
__ And(IceType_i16, Encoded_GPR_edx(), Immediate(0x00FF)); \
|
|
} \
|
|
} \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.run(); \
|
|
\
|
|
static constexpr uint32_t Quocient = (Operand0 / Operand1) & Mask##Size; \
|
|
static constexpr uint32_t Reminder = (Operand0 % Operand1) & Mask##Size; \
|
|
ASSERT_EQ(Quocient, test.eax()) << TestString; \
|
|
ASSERT_EQ(Reminder, test.edx()) << TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplAddr(Inst, Value0, Value1, Type, Size) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst ", " #Value0 ", Addr, " #Value1 ", " #Type ", " #Size ")"; \
|
|
static constexpr Operand0Type_##Type##Size Operand0 = \
|
|
static_cast<Type##64_t>(Value0) & Operand0Mask##Size; \
|
|
static constexpr Type##Size##_t Operand0Lo = Operand0 & Mask##Size; \
|
|
static constexpr Type##Size##_t Operand0Hi = \
|
|
(Operand0 >> Size) & Mask##Size; \
|
|
const uint32_t T0 = allocateDword(); \
|
|
static constexpr Type##Size##_t V0 = \
|
|
static_cast<Type##Size##_t>(Value1) & Mask##Size; \
|
|
if (Size == 8) { \
|
|
/* mov Operand0Hi|Operand0Lo, %ah|%al */ \
|
|
__ mov( \
|
|
IceType_i16, Encoded_GPR_eax(), \
|
|
Immediate((static_cast<uint16_t>(Operand0Hi) << 8 | Operand0Lo))); \
|
|
} else { \
|
|
__ mov(IceType_i##Size, Encoded_GPR_eax(), Immediate(Operand0Lo)); \
|
|
__ mov(IceType_i##Size, Encoded_GPR_edx(), Immediate(Operand0Hi)); \
|
|
} \
|
|
__ Inst(IceType_i##Size, dwordAddress(T0)); \
|
|
if (Size == 8) { \
|
|
/* mov %ah, %dl */ \
|
|
__ mov(IceType_i16, Encoded_GPR_dx(), Encoded_GPR_ax()); \
|
|
__ shr(IceType_i32, Encoded_GPR_edx(), Immediate(8)); \
|
|
__ And(IceType_i16, Encoded_GPR_eax(), Immediate(0x00FF)); \
|
|
} \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.setDwordTo(T0, static_cast<uint32_t>(V0)); \
|
|
test.run(); \
|
|
\
|
|
static constexpr uint32_t Quocient = (Operand0 / V0) & Mask##Size; \
|
|
static constexpr uint32_t Reminder = (Operand0 % V0) & Mask##Size; \
|
|
ASSERT_EQ(Quocient, test.eax()) << TestString; \
|
|
ASSERT_EQ(Reminder, test.edx()) << TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplOp(Inst, Value0, Src, Value1, Type, Size) \
|
|
do { \
|
|
TestImplReg(Inst, Value0, Src, Value1, Type, Size); \
|
|
TestImplAddr(Inst, Value0, Value1, Type, Size); \
|
|
} while (0)
|
|
|
|
#define TestImplValue(Value0, Src, Value1, Size) \
|
|
do { \
|
|
TestImplOp(div, Value0, Src, Value1, uint, Size); \
|
|
TestImplOp(idiv, Value0, Src, Value1, int, Size); \
|
|
} while (0)
|
|
|
|
#define TestImplSize(Src, Size) \
|
|
do { \
|
|
TestImplValue(10, Src, 1, Size); \
|
|
TestImplValue(10, Src, -1, Size); \
|
|
} while (0)
|
|
|
|
#define TestImpl(Src) \
|
|
do { \
|
|
TestImplSize(Src, 8); \
|
|
TestImplSize(Src, 16); \
|
|
TestImplSize(Src, 32); \
|
|
} while (0)
|
|
|
|
TestImpl(r2);
|
|
TestImpl(r3);
|
|
TestImpl(r5);
|
|
TestImpl(r6);
|
|
TestImpl(r7);
|
|
TestImpl(r8);
|
|
TestImpl(r10);
|
|
TestImpl(r11);
|
|
TestImpl(r12);
|
|
TestImpl(r13);
|
|
TestImpl(r14);
|
|
TestImpl(r15);
|
|
|
|
#undef TestImpl
|
|
#undef TestImplSize
|
|
#undef TestImplValue
|
|
#undef TestImplOp
|
|
#undef TestImplAddr
|
|
#undef TestImplReg
|
|
}
|
|
|
|
TEST_F(AssemblerX8664Test, Incl_Decl_Addr) {
|
|
#define TestImpl(Inst, Value0) \
|
|
do { \
|
|
const bool IsInc = std::string(#Inst).find("incl") != std::string::npos; \
|
|
const uint32_t T0 = allocateDword(); \
|
|
const uint32_t V0 = Value0; \
|
|
\
|
|
__ Inst(dwordAddress(T0)); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.setDwordTo(T0, V0); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(static_cast<uint32_t>(Value0 + (IsInc ? 1 : -1)), \
|
|
test.contentsOfDword(T0)); \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestInc(Value0) \
|
|
do { \
|
|
TestImpl(incl, Value0); \
|
|
} while (0)
|
|
|
|
#define TestDec(Value0) \
|
|
do { \
|
|
TestImpl(decl, Value0); \
|
|
} while (0)
|
|
|
|
TestInc(230);
|
|
|
|
TestDec(30);
|
|
|
|
#undef TestInc
|
|
#undef TestDec
|
|
#undef TestImpl
|
|
}
|
|
|
|
TEST_F(AssemblerX8664Test, Shifts) {
|
|
static constexpr uint32_t Mask8 = 0x000000FF;
|
|
static constexpr uint32_t Mask16 = 0x0000FFFF;
|
|
static constexpr uint32_t Mask32 = 0xFFFFFFFF;
|
|
|
|
#define TestImplRegImm(Inst, Dst, Value0, Imm, Op, Type, Size) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst ", " #Dst ", " #Value0 ", Imm(" #Imm "), " #Op ", " #Type \
|
|
", " #Size ")"; \
|
|
const bool IsRol = std::string(#Inst).find("rol") != std::string::npos; \
|
|
const uint##Size##_t Expected = \
|
|
Mask##Size & (static_cast<Type##Size##_t>(Value0) Op(Imm) | \
|
|
(!IsRol ? 0 : (Value0) >> (Size - Imm))); \
|
|
\
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst(), \
|
|
Immediate((Value0)&Mask##Size)); \
|
|
__ Inst(IceType_i##Size, Encoded_GPR_##Dst(), \
|
|
Immediate((Imm)&Mask##Size)); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(static_cast<uint32_t>(Expected), test.Dst()) << TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplRegRegImm(Inst, Dst, Value0, Src, Value1, Count, Op0, Op1, \
|
|
Type, Size) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst ", " #Dst ", " #Value0 ", " #Src ", " #Value1 \
|
|
", Imm(" #Count "), " #Op0 ", " #Op1 ", " #Type ", " #Size ")"; \
|
|
const uint##Size##_t Expected = \
|
|
Mask##Size & (static_cast<Type##Size##_t>(Value0) Op0(Count) | \
|
|
(static_cast<Type##64_t>(Value1) Op1(Size - Count))); \
|
|
\
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst(), \
|
|
Immediate((Value0)&Mask##Size)); \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Src(), \
|
|
Immediate((Value1)&Mask##Size)); \
|
|
__ Inst(IceType_i##Size, Encoded_GPR_##Dst(), Encoded_GPR_##Src(), \
|
|
Immediate(Count)); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(static_cast<uint32_t>(Expected), test.Dst()) << TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplRegCl(Inst, Dst, Value0, Count, Op, Type, Size) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst ", " #Dst ", " #Value0 ", " #Count ", " #Op ", " #Type \
|
|
", " #Size ")"; \
|
|
const bool IsRol = std::string(#Inst).find("rol") != std::string::npos; \
|
|
const uint##Size##_t Expected = \
|
|
Mask##Size & (static_cast<Type##Size##_t>(Value0) Op(Count) | \
|
|
(!IsRol ? 0 : Value0 >> (Size - Count))); \
|
|
\
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst(), \
|
|
Immediate((Value0)&Mask##Size)); \
|
|
__ mov(IceType_i8, Encoded_GPR_ecx(), Immediate((Count)&Mask##Size)); \
|
|
__ Inst(IceType_i##Size, Encoded_GPR_##Dst(), Encoded_GPR_ecx()); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(static_cast<uint32_t>(Expected), test.Dst()) << TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplRegRegCl(Inst, Dst, Value0, Src, Value1, Count, Op0, Op1, \
|
|
Type, Size) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst ", " #Dst ", " #Value0 ", " #Src ", " #Value1 ", " #Count \
|
|
", " #Op0 ", " #Op1 ", " #Type ", " #Size ")"; \
|
|
const uint##Size##_t Expected = \
|
|
Mask##Size & (static_cast<Type##Size##_t>(Value0) Op0(Count) | \
|
|
(static_cast<Type##64_t>(Value1) Op1(Size - Count))); \
|
|
\
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst(), \
|
|
Immediate((Value0)&Mask##Size)); \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Src(), \
|
|
Immediate((Value1)&Mask##Size)); \
|
|
__ mov(IceType_i##Size, Encoded_GPR_ecx(), Immediate((Count)&0x7F)); \
|
|
__ Inst(IceType_i##Size, Encoded_GPR_##Dst(), Encoded_GPR_##Src()); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(static_cast<uint32_t>(Expected), test.Dst()) << TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplAddrCl(Inst, Value0, Count, Op, Type, Size) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst ", Addr, " #Value0 ", " #Count ", " #Op ", " #Type \
|
|
", " #Size ")"; \
|
|
const bool IsRol = std::string(#Inst).find("rol") != std::string::npos; \
|
|
const uint##Size##_t Expected = \
|
|
Mask##Size & (static_cast<Type##Size##_t>(Value0) Op(Count) | \
|
|
(!IsRol ? 0 : Value0 >> (Size - Count))); \
|
|
const uint32_t T0 = allocateDword(); \
|
|
const uint32_t V0 = Value0; \
|
|
\
|
|
__ mov(IceType_i8, Encoded_GPR_ecx(), Immediate((Count)&Mask##Size)); \
|
|
__ Inst(IceType_i##Size, dwordAddress(T0), Encoded_GPR_ecx()); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.setDwordTo(T0, V0); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(static_cast<uint32_t>(Expected), \
|
|
Mask##Size &test.contentsOfDword(T0)) \
|
|
<< TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplAddrRegCl(Inst, Value0, Src, Value1, Count, Op0, Op1, Type, \
|
|
Size) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst ", Addr, " #Value0 ", " #Src ", " #Value1 ", " #Count \
|
|
", " #Op0 ", " #Op1 ", " #Type ", " #Size ")"; \
|
|
const uint##Size##_t Expected = \
|
|
Mask##Size & (static_cast<Type##Size##_t>(Value0) Op0(Count) | \
|
|
(static_cast<Type##64_t>(Value1) Op1(Size - Count))); \
|
|
const uint32_t T0 = allocateDword(); \
|
|
\
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Src(), \
|
|
Immediate((Value1)&Mask##Size)); \
|
|
__ mov(IceType_i##Size, Encoded_GPR_ecx(), Immediate((Count)&0x7F)); \
|
|
__ Inst(IceType_i##Size, dwordAddress(T0), Encoded_GPR_##Src()); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.setDwordTo(T0, static_cast<uint32_t>(Value0)); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(static_cast<uint32_t>(Expected), test.contentsOfDword(T0)) \
|
|
<< TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplOp(Inst, Dst, Value0, Count, Op, Type, Size) \
|
|
do { \
|
|
static_assert(Encoded_GPR_##Dst() != Encoded_GPR_ecx(), \
|
|
"ecx should not be specified as Dst"); \
|
|
TestImplRegImm(Inst, Dst, Value0, Count, Op, Type, Size); \
|
|
TestImplRegImm(Inst, ecx, Value0, Count, Op, Type, Size); \
|
|
TestImplRegCl(Inst, Dst, Value0, Count, Op, Type, Size); \
|
|
TestImplAddrCl(Inst, Value0, Count, Op, Type, Size); \
|
|
} while (0)
|
|
|
|
#define TestImplThreeOperandOp(Inst, Dst, Value0, Src, Value1, Count, Op0, \
|
|
Op1, Type, Size) \
|
|
do { \
|
|
static_assert(Encoded_GPR_##Dst() != Encoded_GPR_ecx(), \
|
|
"ecx should not be specified as Dst"); \
|
|
static_assert(Encoded_GPR_##Src() != Encoded_GPR_ecx(), \
|
|
"ecx should not be specified as Src"); \
|
|
TestImplRegRegImm(Inst, Dst, Value0, Src, Value1, Count, Op0, Op1, Type, \
|
|
Size); \
|
|
TestImplRegRegCl(Inst, Dst, Value0, Src, Value1, Count, Op0, Op1, Type, \
|
|
Size); \
|
|
TestImplAddrRegCl(Inst, Value0, Src, Value1, Count, Op0, Op1, Type, Size); \
|
|
} while (0)
|
|
|
|
#define TestImplValue(Dst, Value0, Count, Size) \
|
|
do { \
|
|
TestImplOp(rol, Dst, Value0, Count, <<, uint, Size); \
|
|
TestImplOp(shl, Dst, Value0, Count, <<, uint, Size); \
|
|
TestImplOp(shr, Dst, Value0, Count, >>, uint, Size); \
|
|
TestImplOp(sar, Dst, Value0, Count, >>, int, Size); \
|
|
} while (0)
|
|
|
|
#define TestImplThreeOperandValue(Dst, Value0, Src, Value1, Count, Size) \
|
|
do { \
|
|
TestImplThreeOperandOp(shld, Dst, Value0, Src, Value1, Count, <<, >>, \
|
|
uint, Size); \
|
|
TestImplThreeOperandOp(shrd, Dst, Value0, Src, Value1, Count, >>, <<, \
|
|
uint, Size); \
|
|
} while (0)
|
|
|
|
#define TestImplSize(Dst, Size) \
|
|
do { \
|
|
TestImplValue(Dst, 0x8F, 3, Size); \
|
|
TestImplValue(Dst, 0x8FFF, 7, Size); \
|
|
TestImplValue(Dst, 0x8FFFF, 7, Size); \
|
|
} while (0)
|
|
|
|
#define TestImplThreeOperandSize(Dst, Src, Size) \
|
|
do { \
|
|
TestImplThreeOperandValue(Dst, 0xFFF3, Src, 0xA000, 8, Size); \
|
|
} while (0)
|
|
|
|
#define TestImpl(Dst, Src) \
|
|
do { \
|
|
TestImplSize(Dst, 8); \
|
|
TestImplSize(Dst, 16); \
|
|
TestImplThreeOperandSize(Dst, Src, 16); \
|
|
TestImplSize(Dst, 32); \
|
|
TestImplThreeOperandSize(Dst, Src, 32); \
|
|
} while (0)
|
|
|
|
TestImpl(r1, r2);
|
|
TestImpl(r2, r4);
|
|
TestImpl(r4, r5);
|
|
TestImpl(r5, r6);
|
|
TestImpl(r6, r7);
|
|
TestImpl(r7, r8);
|
|
TestImpl(r8, r10);
|
|
TestImpl(r10, r11);
|
|
TestImpl(r11, r12);
|
|
TestImpl(r12, r13);
|
|
TestImpl(r13, r14);
|
|
TestImpl(r14, r15);
|
|
TestImpl(r15, r1);
|
|
|
|
#undef TestImpl
|
|
#undef TestImplThreeOperandSize
|
|
#undef TestImplSize
|
|
#undef TestImplValue
|
|
#undef TestImplThreeOperandValue
|
|
#undef TestImplOp
|
|
#undef TestImplThreeOperandOp
|
|
#undef TestImplAddrCl
|
|
#undef TestImplRegRegCl
|
|
#undef TestImplRegCl
|
|
#undef TestImplRegRegImm
|
|
#undef TestImplRegImm
|
|
}
|
|
|
|
TEST_F(AssemblerX8664Test, Neg) {
|
|
static constexpr uint32_t Mask8 = 0x000000ff;
|
|
static constexpr uint32_t Mask16 = 0x0000ffff;
|
|
static constexpr uint32_t Mask32 = 0xffffffff;
|
|
|
|
#define TestImplReg(Dst, Size) \
|
|
do { \
|
|
static constexpr int32_t Value = 0xFF00A543; \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Dst(), \
|
|
Immediate(static_cast<int##Size##_t>(Value) & Mask##Size)); \
|
|
__ neg(IceType_i##Size, Encoded_GPR_##Dst()); \
|
|
__ mov(IceType_i##Size, Encoded_GPR_eax(), Encoded_GPR_##Dst()); \
|
|
__ And(IceType_i32, Encoded_GPR_eax(), Immediate(Mask##Size)); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(1 + (~static_cast<int##Size##_t>(Value) & Mask##Size), \
|
|
test.eax()) \
|
|
<< "(" #Dst ", " #Size ")"; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplAddr(Size) \
|
|
do { \
|
|
static constexpr int32_t Value = 0xFF00A543; \
|
|
const uint32_t T0 = allocateDword(); \
|
|
__ neg(IceType_i##Size, dwordAddress(T0)); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.setDwordTo(T0, Value &Mask##Size); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(1 + (~static_cast<int##Size##_t>(Value) & Mask##Size), \
|
|
test.contentsOfDword(T0)) \
|
|
<< "(Addr, " #Size ")"; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImpl(Size) \
|
|
do { \
|
|
TestImplAddr(Size); \
|
|
TestImplReg(r1, Size); \
|
|
TestImplReg(r2, Size); \
|
|
TestImplReg(r3, Size); \
|
|
TestImplReg(r4, Size); \
|
|
TestImplReg(r5, Size); \
|
|
TestImplReg(r6, Size); \
|
|
TestImplReg(r7, Size); \
|
|
TestImplReg(r8, Size); \
|
|
TestImplReg(r10, Size); \
|
|
TestImplReg(r11, Size); \
|
|
TestImplReg(r12, Size); \
|
|
TestImplReg(r13, Size); \
|
|
TestImplReg(r14, Size); \
|
|
TestImplReg(r15, Size); \
|
|
} while (0)
|
|
|
|
TestImpl(8);
|
|
TestImpl(16);
|
|
TestImpl(32);
|
|
|
|
#undef TestImpl
|
|
#undef TestImplAddr
|
|
#undef TestImplReg
|
|
}
|
|
|
|
TEST_F(AssemblerX8664Test, Not) {
|
|
#define TestImpl(Dst) \
|
|
do { \
|
|
static constexpr uint32_t Value = 0xFF00A543; \
|
|
__ mov(IceType_i32, Encoded_GPR_##Dst(), Immediate(Value)); \
|
|
__ notl(Encoded_GPR_##Dst()); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(~Value, test.Dst()) << "(" #Dst ")"; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
TestImpl(r1);
|
|
TestImpl(r2);
|
|
TestImpl(r3);
|
|
TestImpl(r4);
|
|
TestImpl(r5);
|
|
TestImpl(r6);
|
|
TestImpl(r7);
|
|
TestImpl(r8);
|
|
TestImpl(r10);
|
|
TestImpl(r11);
|
|
TestImpl(r12);
|
|
TestImpl(r13);
|
|
TestImpl(r14);
|
|
TestImpl(r15);
|
|
|
|
#undef TestImpl
|
|
}
|
|
|
|
TEST_F(AssemblerX8664Test, Bswap) {
|
|
#define TestImpl(Dst) \
|
|
do { \
|
|
static constexpr uint32_t Value = 0xFF00A543; \
|
|
static constexpr uint32_t Expected = 0x43A500FF; \
|
|
__ mov(IceType_i32, Encoded_GPR_##Dst(), Immediate(Value)); \
|
|
__ bswap(IceType_i32, Encoded_GPR_##Dst()); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(Expected, test.Dst()) << "(" #Dst ")"; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
TestImpl(r1);
|
|
TestImpl(r2);
|
|
TestImpl(r3);
|
|
TestImpl(r4);
|
|
TestImpl(r5);
|
|
TestImpl(r6);
|
|
TestImpl(r7);
|
|
TestImpl(r8);
|
|
TestImpl(r10);
|
|
TestImpl(r11);
|
|
TestImpl(r12);
|
|
TestImpl(r13);
|
|
TestImpl(r14);
|
|
TestImpl(r15);
|
|
|
|
#undef TestImpl
|
|
}
|
|
|
|
TEST_F(AssemblerX8664Test, Bt) {
|
|
#define TestImpl(Dst, Value0, Src, Value1) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Dst ", " #Value0 ", " #Src ", " #Value1 ")"; \
|
|
static constexpr uint32_t Expected = ((Value0) & (1u << (Value1))) != 0; \
|
|
\
|
|
__ mov(IceType_i32, Encoded_GPR_##Dst(), Immediate(Value0)); \
|
|
__ mov(IceType_i32, Encoded_GPR_##Src(), Immediate(Value1)); \
|
|
__ bt(Encoded_GPR_##Dst(), Encoded_GPR_##Src()); \
|
|
__ setcc(Cond::Br_b, ByteRegister::Encoded_8_Reg_al); \
|
|
__ And(IceType_i32, Encoded_GPR_eax(), Immediate(0xFFu)); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ(Expected, test.eax()) << TestString; \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
TestImpl(r1, 0x08000000, r2, 27u);
|
|
TestImpl(r2, 0x08000000, r3, 23u);
|
|
TestImpl(r3, 0x00000000, r4, 1u);
|
|
TestImpl(r4, 0x08000300, r5, 9u);
|
|
TestImpl(r5, 0x08000300, r6, 10u);
|
|
TestImpl(r6, 0x7FFFEFFF, r7, 13u);
|
|
TestImpl(r7, 0x08000000, r8, 27u);
|
|
TestImpl(r8, 0x08000000, r10, 23u);
|
|
TestImpl(r10, 0x00000000, r11, 1u);
|
|
TestImpl(r11, 0x08000300, r12, 9u);
|
|
TestImpl(r12, 0x08000300, r13, 10u);
|
|
TestImpl(r13, 0x7FFFEFFF, r14, 13u);
|
|
TestImpl(r14, 0x08000000, r15, 27u);
|
|
TestImpl(r15, 0x08000000, r1, 23u);
|
|
|
|
#undef TestImpl
|
|
}
|
|
|
|
template <uint32_t Value, uint32_t Bits> class BitScanHelper {
|
|
BitScanHelper() = delete;
|
|
|
|
public:
|
|
static_assert(Bits == 16 || Bits == 32, "Bits must be 16 or 32");
|
|
using ValueType =
|
|
typename std::conditional<Bits == 16, uint16_t, uint32_t>::type;
|
|
|
|
private:
|
|
static constexpr ValueType BitIndex(bool Forward, ValueType Index) {
|
|
return (Value == 0)
|
|
? BitScanHelper<Value, Bits>::NoBitSet
|
|
: (Value & (1u << Index)
|
|
? Index
|
|
: BitIndex(Forward, (Forward ? Index + 1 : Index - 1)));
|
|
}
|
|
|
|
public:
|
|
static constexpr ValueType NoBitSet = static_cast<ValueType>(-1);
|
|
static constexpr ValueType bsf = BitIndex(/*Forward*/ true, /*Index=*/0);
|
|
static constexpr ValueType bsr =
|
|
BitIndex(/*Forward*/ false, /*Index=*/Bits - 1);
|
|
};
|
|
|
|
TEST_F(AssemblerX8664Test, BitScanOperations) {
|
|
#define TestImplRegReg(Inst, Dst, Src, Value1, Size) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst ", " #Dst ", " #Src ", " #Value1 ", " #Size ")"; \
|
|
static constexpr uint32_t Expected = BitScanHelper<Value1, Size>::Inst; \
|
|
const uint32_t ZeroFlag = allocateDword(); \
|
|
__ mov(IceType_i##Size, Encoded_GPR_##Src(), Immediate(Value1)); \
|
|
__ Inst(IceType_i##Size, Encoded_GPR_##Dst(), Encoded_GPR_##Src()); \
|
|
__ setcc(Cond::Br_e, dwordAddress(ZeroFlag)); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.setDwordTo(ZeroFlag, 0u); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ((Expected == BitScanHelper<Value1, Size>::NoBitSet), \
|
|
test.contentsOfDword(ZeroFlag)) \
|
|
<< TestString; \
|
|
if ((Expected != BitScanHelper<Value1, Size>::NoBitSet)) { \
|
|
ASSERT_EQ(Expected, test.Dst()) << TestString; \
|
|
} \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplRegAddr(Inst, Dst, Value1, Size) \
|
|
do { \
|
|
static constexpr char TestString[] = \
|
|
"(" #Inst ", " #Dst ", Addr, " #Value1 ", " #Size ")"; \
|
|
static constexpr uint32_t Expected = BitScanHelper<Value1, Size>::Inst; \
|
|
const uint32_t T0 = allocateDword(); \
|
|
const uint32_t ZeroFlag = allocateDword(); \
|
|
__ Inst(IceType_i##Size, Encoded_GPR_##Dst(), dwordAddress(T0)); \
|
|
__ setcc(Cond::Br_e, dwordAddress(ZeroFlag)); \
|
|
\
|
|
AssembledTest test = assemble(); \
|
|
test.setDwordTo(T0, Value1); \
|
|
test.setDwordTo(ZeroFlag, 0u); \
|
|
test.run(); \
|
|
\
|
|
ASSERT_EQ((Expected == BitScanHelper<Value1, Size>::NoBitSet), \
|
|
test.contentsOfDword(ZeroFlag)) \
|
|
<< TestString; \
|
|
if (Expected != BitScanHelper<Value1, Size>::NoBitSet) { \
|
|
ASSERT_EQ(Expected, test.Dst()) << TestString; \
|
|
} \
|
|
reset(); \
|
|
} while (0)
|
|
|
|
#define TestImplSize(Dst, Src, Value1, Size) \
|
|
do { \
|
|
TestImplRegReg(bsf, Dst, Src, Value1, Size); \
|
|
TestImplRegAddr(bsf, Dst, Value1, Size); \
|
|
TestImplRegReg(bsr, Dst, Src, Value1, Size); \
|
|
TestImplRegAddr(bsf, Dst, Value1, Size); \
|
|
} while (0)
|
|
|
|
#define TestImplValue(Dst, Src, Value1) \
|
|
do { \
|
|
TestImplSize(Dst, Src, Value1, 16); \
|
|
TestImplSize(Dst, Src, Value1, 32); \
|
|
} while (0)
|
|
|
|
#define TestImpl(Dst, Src) \
|
|
do { \
|
|
TestImplValue(Dst, Src, 0x80000001); \
|
|
TestImplValue(Dst, Src, 0x00000000); \
|
|
TestImplValue(Dst, Src, 0x80001000); \
|
|
TestImplValue(Dst, Src, 0x00FFFF00); \
|
|
} while (0)
|
|
|
|
TestImpl(r1, r2);
|
|
TestImpl(r2, r3);
|
|
TestImpl(r3, r4);
|
|
TestImpl(r4, r5);
|
|
TestImpl(r5, r6);
|
|
TestImpl(r6, r7);
|
|
TestImpl(r7, r8);
|
|
TestImpl(r8, r10);
|
|
TestImpl(r10, r11);
|
|
TestImpl(r11, r12);
|
|
TestImpl(r12, r13);
|
|
TestImpl(r13, r14);
|
|
TestImpl(r14, r15);
|
|
TestImpl(r15, r1);
|
|
|
|
#undef TestImpl
|
|
#undef TestImplValue
|
|
#undef TestImplSize
|
|
#undef TestImplRegAddr
|
|
#undef TestImplRegReg
|
|
}
|
|
|
|
} // end of anonymous namespace
|
|
} // end of namespace Test
|
|
} // end of namespace X8664
|
|
} // end of namespace Ice
|