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Support FSQRT/FSQRTS instructions

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This commit is contained in:
raven02 2014-10-21 22:20:52 +08:00
parent 1446e5bb50
commit 20a5bf424f
1 changed files with 14 additions and 2 deletions
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16
rpcs3/Emu/Cell/PPULLVMRecompiler.cpp
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@ -3783,7 +3783,14 @@ void PPULLVMRecompiler::FADDS(u32 frd, u32 fra, u32 frb, bool rc) {
} }
void PPULLVMRecompiler::FSQRTS(u32 frd, u32 frb, bool rc) { void PPULLVMRecompiler::FSQRTS(u32 frd, u32 frb, bool rc) {
InterpreterCall("FSQRTS", &PPUInterpreter::FSQRTS, frd, frb, rc); auto rb_f64 = GetFpr(frb);
auto res_f64 = (Value *)m_ir_builder->CreateCall(Intrinsic::getDeclaration(m_module, Intrinsic::sqrt, m_ir_builder->getDoubleTy()), rb_f64);
auto res_f32 = m_ir_builder->CreateFPTrunc(res_f64, m_ir_builder->getFloatTy());
res_f64 = m_ir_builder->CreateFPExt(res_f32, m_ir_builder->getDoubleTy());
SetFpr(frd, res_f64);
// TODO: Set flags
//InterpreterCall("FSQRTS", &PPUInterpreter::FSQRTS, frd, frb, rc);
} }
void PPULLVMRecompiler::FRES(u32 frd, u32 frb, bool rc) { void PPULLVMRecompiler::FRES(u32 frd, u32 frb, bool rc) {
@ -3950,7 +3957,12 @@ void PPULLVMRecompiler::FADD(u32 frd, u32 fra, u32 frb, bool rc) {
} }
void PPULLVMRecompiler::FSQRT(u32 frd, u32 frb, bool rc) { void PPULLVMRecompiler::FSQRT(u32 frd, u32 frb, bool rc) {
InterpreterCall("FSQRT", &PPUInterpreter::FSQRT, frd, frb, rc); auto rb_f64 = GetFpr(frb);
auto res_f64 = (Value *)m_ir_builder->CreateCall(Intrinsic::getDeclaration(m_module, Intrinsic::sqrt, m_ir_builder->getDoubleTy()), rb_f64);
SetFpr(frd, res_f64);
// TODO: Set flags
//InterpreterCall("FSQRT", &PPUInterpreter::FSQRT, frd, frb, rc);
} }
void PPULLVMRecompiler::FSEL(u32 frd, u32 fra, u32 frc, u32 frb, bool rc) { void PPULLVMRecompiler::FSEL(u32 frd, u32 fra, u32 frc, u32 frb, bool rc) {