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55 lines
1.9 KiB
C++
55 lines
1.9 KiB
C++
#include "FlagsTest4.h"
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#include "VuAssembler.h"
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void CFlagsTest4::Execute(CTestVm& virtualMachine)
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{
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virtualMachine.Reset();
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auto microMem = reinterpret_cast<uint32*>(virtualMachine.m_microMem);
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//From Metal Gear Solid 3 - sticky flags need to be properly pipelined
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CVuAssembler assembler(microMem);
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assembler.Write(
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CVuAssembler::Upper::SUB(CVuAssembler::DEST_W, CVuAssembler::VF0, CVuAssembler::VF0, CVuAssembler::VF2),
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CVuAssembler::Lower::NOP());
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assembler.Write(
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CVuAssembler::Upper::ADDbc(CVuAssembler::DEST_W, CVuAssembler::VF0, CVuAssembler::VF2, CVuAssembler::VF0, CVuAssembler::BC_X),
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CVuAssembler::Lower::NOP());
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assembler.Write(
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CVuAssembler::Upper::MULAbc(CVuAssembler::DEST_XYZ, CVuAssembler::VF9, CVuAssembler::VF2, CVuAssembler::BC_W),
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CVuAssembler::Lower::NOP());
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assembler.Write(
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CVuAssembler::Upper::MADDbc(CVuAssembler::DEST_XYZ, CVuAssembler::VF3, CVuAssembler::VF8, CVuAssembler::VF0, CVuAssembler::BC_W),
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CVuAssembler::Lower::NOP());
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assembler.Write(
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CVuAssembler::Upper::SUB(CVuAssembler::DEST_XYZ, CVuAssembler::VF16, CVuAssembler::VF13, CVuAssembler::VF12),
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CVuAssembler::Lower::NOP());
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assembler.Write(
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CVuAssembler::Upper::SUB(CVuAssembler::DEST_XYZ, CVuAssembler::VF17, CVuAssembler::VF14, CVuAssembler::VF13),
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CVuAssembler::Lower::FSAND(CVuAssembler::VI1, 0x80));
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assembler.Write(
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CVuAssembler::Upper::NOP() | CVuAssembler::Upper::E_BIT,
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CVuAssembler::Lower::NOP());
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assembler.Write(
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CVuAssembler::Upper::NOP(),
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CVuAssembler::Lower::NOP());
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virtualMachine.m_cpu.m_State.nCOP2[8].nV0 = Float::_Minus1;
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virtualMachine.m_cpu.m_State.nCOP2[8].nV1 = Float::_Minus1;
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virtualMachine.m_cpu.m_State.nCOP2[8].nV2 = Float::_Minus1;
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virtualMachine.m_cpu.m_State.nCOP2[8].nV3 = Float::_Minus1;
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virtualMachine.ExecuteTest(0);
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//Check that SS (sign sticky) is not set
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TEST_VERIFY(virtualMachine.m_cpu.m_State.nCOP2VI[1] == 0);
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}
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