67 lines
1.6 KiB
C++
67 lines
1.6 KiB
C++
// Copyright 2019 Dolphin Emulator Project
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// Licensed under GPLv2+
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// Refer to the license.txt file included.
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#include <cstring>
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#include <tuple>
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#include "Common/CommonTypes.h"
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#include "Common/x64ABI.h"
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#include "Core/PowerPC/Gekko.h"
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#include "Core/PowerPC/Interpreter/Interpreter_FPUtils.h"
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#include "Core/PowerPC/Jit64/Jit.h"
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#include "Core/PowerPC/Jit64Common/Jit64AsmCommon.h"
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#include "Core/PowerPC/Jit64Common/Jit64PowerPCState.h"
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#include "../TestValues.h"
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#include <fmt/format.h>
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#include <gtest/gtest.h>
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namespace
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{
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class TestCommonAsmRoutines : public CommonAsmRoutines
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{
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public:
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TestCommonAsmRoutines() : CommonAsmRoutines(jit)
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{
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using namespace Gen;
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AllocCodeSpace(4096);
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m_const_pool.Init(AllocChildCodeSpace(1024), 1024);
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const auto raw_cdts = reinterpret_cast<double (*)(double)>(AlignCode4());
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GenConvertDoubleToSingle();
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wrapped_cdts = reinterpret_cast<u32 (*)(u64)>(AlignCode4());
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ABI_PushRegistersAndAdjustStack(ABI_ALL_CALLEE_SAVED, 8, 16);
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// Call
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MOVQ_xmm(XMM0, R(ABI_PARAM1));
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ABI_CallFunction(raw_cdts);
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MOV(32, R(ABI_RETURN), R(RSCRATCH));
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ABI_PopRegistersAndAdjustStack(ABI_ALL_CALLEE_SAVED, 8, 16);
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RET();
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}
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u32 (*wrapped_cdts)(u64);
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Jit64 jit;
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};
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} // namespace
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TEST(Jit64, ConvertDoubleToSingle)
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{
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TestCommonAsmRoutines routines;
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for (const u64 input : double_test_values)
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{
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const u32 expected = ConvertToSingle(input);
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const u32 actual = routines.wrapped_cdts(input);
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fmt::print("{:016x} -> {:08x} == {:08x}\n", input, actual, expected);
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EXPECT_EQ(expected, actual);
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}
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}
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