mirror of
https://github.com/ZDoom/qzdoom-gpl.git
synced 2024-11-26 13:51:35 +00:00
270 lines
9.5 KiB
C++
270 lines
9.5 KiB
C++
/*
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** SSA vec4 float
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** Copyright (c) 2016 Magnus Norddahl
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**
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** This software is provided 'as-is', without any express or implied
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** warranty. In no event will the authors be held liable for any damages
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** arising from the use of this software.
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**
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** Permission is granted to anyone to use this software for any purpose,
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** including commercial applications, and to alter it and redistribute it
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** freely, subject to the following restrictions:
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**
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** 1. The origin of this software must not be misrepresented; you must not
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** claim that you wrote the original software. If you use this software
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** in a product, an acknowledgment in the product documentation would be
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** appreciated but is not required.
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** 2. Altered source versions must be plainly marked as such, and must not be
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** misrepresented as being the original software.
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** 3. This notice may not be removed or altered from any source distribution.
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**
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*/
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#include "precomp.h"
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#include "ssa_vec4f.h"
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#include "ssa_vec4i.h"
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#include "ssa_float.h"
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#include "ssa_int.h"
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#include "ssa_scope.h"
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SSAVec4f::SSAVec4f()
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: v(0)
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{
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}
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SSAVec4f::SSAVec4f(float constant)
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: v(0)
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{
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std::vector<llvm::Constant*> constants;
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constants.resize(4, llvm::ConstantFP::get(SSAScope::context(), llvm::APFloat(constant)));
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v = llvm::ConstantVector::get(constants);
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}
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SSAVec4f::SSAVec4f(float constant0, float constant1, float constant2, float constant3)
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: v(0)
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{
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std::vector<llvm::Constant*> constants;
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constants.push_back(llvm::ConstantFP::get(SSAScope::context(), llvm::APFloat(constant0)));
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constants.push_back(llvm::ConstantFP::get(SSAScope::context(), llvm::APFloat(constant1)));
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constants.push_back(llvm::ConstantFP::get(SSAScope::context(), llvm::APFloat(constant2)));
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constants.push_back(llvm::ConstantFP::get(SSAScope::context(), llvm::APFloat(constant3)));
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v = llvm::ConstantVector::get(constants);
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}
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SSAVec4f::SSAVec4f(SSAFloat f)
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: v(0)
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{
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llvm::Type *m1xfloattype = llvm::VectorType::get(llvm::Type::getFloatTy(SSAScope::context()), 1);
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std::vector<llvm::Constant*> constants;
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constants.push_back(llvm::ConstantInt::get(SSAScope::context(), llvm::APInt(32, 0)));
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constants.push_back(llvm::ConstantInt::get(SSAScope::context(), llvm::APInt(32, 0)));
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constants.push_back(llvm::ConstantInt::get(SSAScope::context(), llvm::APInt(32, 0)));
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constants.push_back(llvm::ConstantInt::get(SSAScope::context(), llvm::APInt(32, 0)));
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llvm::Value *mask = llvm::ConstantVector::get(constants);
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v = SSAScope::builder().CreateShuffleVector(SSAScope::builder().CreateBitCast(f.v, m1xfloattype, SSAScope::hint()), llvm::UndefValue::get(m1xfloattype), mask, SSAScope::hint());
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}
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SSAVec4f::SSAVec4f(SSAFloat f0, SSAFloat f1, SSAFloat f2, SSAFloat f3)
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: v(0)
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{
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v = SSAScope::builder().CreateInsertElement(llvm::UndefValue::get(llvm_type()), f0.v, llvm::ConstantInt::get(SSAScope::context(), llvm::APInt(32, (uint64_t)0)));
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v = SSAScope::builder().CreateInsertElement(v, f1.v, llvm::ConstantInt::get(SSAScope::context(), llvm::APInt(32, (uint64_t)1)));
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v = SSAScope::builder().CreateInsertElement(v, f2.v, llvm::ConstantInt::get(SSAScope::context(), llvm::APInt(32, (uint64_t)2)));
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v = SSAScope::builder().CreateInsertElement(v, f3.v, llvm::ConstantInt::get(SSAScope::context(), llvm::APInt(32, (uint64_t)3)));
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}
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SSAVec4f::SSAVec4f(llvm::Value *v)
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: v(v)
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{
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}
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SSAVec4f::SSAVec4f(SSAVec4i i32)
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: v(0)
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{
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//llvm::VectorType *m128type = llvm::VectorType::get(llvm::Type::getFloatTy(*context), 4);
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//return builder->CreateSIToFP(i32.v, m128type);
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v = SSAScope::builder().CreateCall(SSAScope::intrinsic(llvm::Intrinsic::x86_sse2_cvtdq2ps), i32.v, SSAScope::hint());
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}
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llvm::Type *SSAVec4f::llvm_type()
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{
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return llvm::VectorType::get(llvm::Type::getFloatTy(SSAScope::context()), 4);
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}
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SSAFloat SSAVec4f::operator[](SSAInt index) const
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{
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return SSAFloat::from_llvm(SSAScope::builder().CreateExtractElement(v, index.v, SSAScope::hint()));
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}
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SSAFloat SSAVec4f::operator[](int index) const
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{
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return (*this)[SSAInt(index)];
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}
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SSAVec4f SSAVec4f::insert_element(SSAVec4f vec4f, SSAFloat value, int index)
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{
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return from_llvm(SSAScope::builder().CreateInsertElement(vec4f.v, value.v, llvm::ConstantInt::get(SSAScope::context(), llvm::APInt(32, (uint64_t)index))));
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}
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SSAVec4f SSAVec4f::bitcast(SSAVec4i i32)
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{
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return SSAVec4i::from_llvm(SSAScope::builder().CreateBitCast(i32.v, llvm_type(), SSAScope::hint()));
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}
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SSAVec4f SSAVec4f::sqrt(SSAVec4f f)
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{
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std::vector<llvm::Type *> params;
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params.push_back(SSAVec4f::llvm_type());
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return SSAFloat::from_llvm(SSAScope::builder().CreateCall(SSAScope::intrinsic(llvm::Intrinsic::sqrt, params), f.v, SSAScope::hint()));
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//return SSAVec4f::from_llvm(SSAScope::builder().CreateCall(SSAScope::intrinsic(llvm::Intrinsic::x86_sse_sqrt_ps), f.v, SSAScope::hint()));
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}
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SSAVec4f SSAVec4f::rcp(SSAVec4f f)
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{
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return SSAVec4f::from_llvm(SSAScope::builder().CreateCall(SSAScope::intrinsic(llvm::Intrinsic::x86_sse_rcp_ps), f.v, SSAScope::hint()));
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}
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SSAVec4f SSAVec4f::sin(SSAVec4f val)
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{
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std::vector<llvm::Type *> params;
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params.push_back(SSAVec4f::llvm_type());
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return SSAFloat::from_llvm(SSAScope::builder().CreateCall(SSAScope::intrinsic(llvm::Intrinsic::sin, params), val.v, SSAScope::hint()));
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}
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SSAVec4f SSAVec4f::cos(SSAVec4f val)
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{
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std::vector<llvm::Type *> params;
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params.push_back(SSAVec4f::llvm_type());
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return SSAFloat::from_llvm(SSAScope::builder().CreateCall(SSAScope::intrinsic(llvm::Intrinsic::cos, params), val.v, SSAScope::hint()));
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}
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SSAVec4f SSAVec4f::pow(SSAVec4f val, SSAVec4f power)
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{
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std::vector<llvm::Type *> params;
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params.push_back(SSAVec4f::llvm_type());
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//params.push_back(SSAVec4f::llvm_type());
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std::vector<llvm::Value*> args;
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args.push_back(val.v);
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args.push_back(power.v);
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return SSAFloat::from_llvm(SSAScope::builder().CreateCall(SSAScope::intrinsic(llvm::Intrinsic::pow, params), args, SSAScope::hint()));
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}
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SSAVec4f SSAVec4f::exp(SSAVec4f val)
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{
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std::vector<llvm::Type *> params;
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params.push_back(SSAVec4f::llvm_type());
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return SSAFloat::from_llvm(SSAScope::builder().CreateCall(SSAScope::intrinsic(llvm::Intrinsic::exp, params), val.v, SSAScope::hint()));
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}
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SSAVec4f SSAVec4f::log(SSAVec4f val)
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{
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std::vector<llvm::Type *> params;
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params.push_back(SSAVec4f::llvm_type());
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return SSAFloat::from_llvm(SSAScope::builder().CreateCall(SSAScope::intrinsic(llvm::Intrinsic::log, params), val.v, SSAScope::hint()));
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}
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SSAVec4f SSAVec4f::fma(SSAVec4f a, SSAVec4f b, SSAVec4f c)
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{
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std::vector<llvm::Type *> params;
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params.push_back(SSAVec4f::llvm_type());
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//params.push_back(SSAVec4f::llvm_type());
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//params.push_back(SSAVec4f::llvm_type());
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std::vector<llvm::Value*> args;
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args.push_back(a.v);
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args.push_back(b.v);
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args.push_back(c.v);
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return SSAFloat::from_llvm(SSAScope::builder().CreateCall(SSAScope::intrinsic(llvm::Intrinsic::fma, params), args, SSAScope::hint()));
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}
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void SSAVec4f::transpose(SSAVec4f &row0, SSAVec4f &row1, SSAVec4f &row2, SSAVec4f &row3)
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{
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SSAVec4f tmp0 = shuffle(row0, row1, 0x44);//_MM_SHUFFLE(1,0,1,0));
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SSAVec4f tmp2 = shuffle(row0, row1, 0xEE);//_MM_SHUFFLE(3,2,3,2));
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SSAVec4f tmp1 = shuffle(row2, row3, 0x44);//_MM_SHUFFLE(1,0,1,0));
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SSAVec4f tmp3 = shuffle(row2, row3, 0xEE);//_MM_SHUFFLE(3,2,3,2));
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row0 = shuffle(tmp0, tmp1, 0x88);//_MM_SHUFFLE(2,0,2,0));
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row1 = shuffle(tmp0, tmp1, 0xDD);//_MM_SHUFFLE(3,1,3,1));
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row2 = shuffle(tmp2, tmp3, 0x88);//_MM_SHUFFLE(2,0,2,0));
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row3 = shuffle(tmp2, tmp3, 0xDD);//_MM_SHUFFLE(3,1,3,1));
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}
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SSAVec4f SSAVec4f::shuffle(const SSAVec4f &f0, int index0, int index1, int index2, int index3)
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{
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return shuffle(f0, from_llvm(llvm::UndefValue::get(llvm_type())), index0, index1, index2, index3);
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}
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SSAVec4f SSAVec4f::shuffle(const SSAVec4f &f0, const SSAVec4f &f1, int index0, int index1, int index2, int index3)
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{
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std::vector<llvm::Constant*> constants;
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constants.push_back(llvm::ConstantInt::get(SSAScope::context(), llvm::APInt(32, index0)));
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constants.push_back(llvm::ConstantInt::get(SSAScope::context(), llvm::APInt(32, index1)));
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constants.push_back(llvm::ConstantInt::get(SSAScope::context(), llvm::APInt(32, index2)));
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constants.push_back(llvm::ConstantInt::get(SSAScope::context(), llvm::APInt(32, index3)));
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llvm::Value *mask = llvm::ConstantVector::get(constants);
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return SSAVec4f::from_llvm(SSAScope::builder().CreateShuffleVector(f0.v, f1.v, mask, SSAScope::hint()));
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}
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SSAVec4f SSAVec4f::shuffle(const SSAVec4f &f0, const SSAVec4f &f1, int mask)
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{
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return shuffle(f0, f1, mask & 3, (mask >> 2) & 3, ((mask >> 4) & 3) + 4, ((mask >> 6) & 3) + 4);
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}
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SSAVec4f operator+(const SSAVec4f &a, const SSAVec4f &b)
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{
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return SSAVec4f::from_llvm(SSAScope::builder().CreateFAdd(a.v, b.v, SSAScope::hint()));
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}
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SSAVec4f operator-(const SSAVec4f &a, const SSAVec4f &b)
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{
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return SSAVec4f::from_llvm(SSAScope::builder().CreateFSub(a.v, b.v, SSAScope::hint()));
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}
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SSAVec4f operator*(const SSAVec4f &a, const SSAVec4f &b)
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{
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return SSAVec4f::from_llvm(SSAScope::builder().CreateFMul(a.v, b.v, SSAScope::hint()));
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}
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SSAVec4f operator/(const SSAVec4f &a, const SSAVec4f &b)
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{
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return SSAVec4f::from_llvm(SSAScope::builder().CreateFDiv(a.v, b.v, SSAScope::hint()));
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}
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SSAVec4f operator+(float a, const SSAVec4f &b)
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{
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return SSAVec4f(a) + b;
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}
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SSAVec4f operator-(float a, const SSAVec4f &b)
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{
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return SSAVec4f(a) - b;
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}
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SSAVec4f operator*(float a, const SSAVec4f &b)
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{
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return SSAVec4f(a) * b;
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}
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SSAVec4f operator/(float a, const SSAVec4f &b)
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{
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return SSAVec4f(a) / b;
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}
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SSAVec4f operator+(const SSAVec4f &a, float b)
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{
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return a + SSAVec4f(b);
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}
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SSAVec4f operator-(const SSAVec4f &a, float b)
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{
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return a - SSAVec4f(b);
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}
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SSAVec4f operator*(const SSAVec4f &a, float b)
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{
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return a * SSAVec4f(b);
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}
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SSAVec4f operator/(const SSAVec4f &a, float b)
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{
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return a / SSAVec4f(b);
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}
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