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60 lines
2 KiB
C++
60 lines
2 KiB
C++
/*
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** SSA float32
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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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#pragma once
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namespace llvm { class Value; }
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namespace llvm { class Type; }
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class SSAInt;
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class SSAFloat
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{
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public:
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SSAFloat();
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SSAFloat(SSAInt i);
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explicit SSAFloat(float constant);
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explicit SSAFloat(llvm::Value *v);
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static SSAFloat from_llvm(llvm::Value *v) { return SSAFloat(v); }
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static llvm::Type *llvm_type();
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static SSAFloat rsqrt(SSAFloat f);
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static SSAFloat MIN(SSAFloat a, SSAFloat b);
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static SSAFloat MAX(SSAFloat a, SSAFloat b);
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static SSAFloat clamp(SSAFloat a, SSAFloat b, SSAFloat c);
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llvm::Value *v;
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};
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SSAFloat operator+(const SSAFloat &a, const SSAFloat &b);
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SSAFloat operator-(const SSAFloat &a, const SSAFloat &b);
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SSAFloat operator*(const SSAFloat &a, const SSAFloat &b);
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SSAFloat operator/(const SSAFloat &a, const SSAFloat &b);
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SSAFloat operator+(float a, const SSAFloat &b);
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SSAFloat operator-(float a, const SSAFloat &b);
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SSAFloat operator*(float a, const SSAFloat &b);
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SSAFloat operator/(float a, const SSAFloat &b);
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SSAFloat operator+(const SSAFloat &a, float b);
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SSAFloat operator-(const SSAFloat &a, float b);
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SSAFloat operator*(const SSAFloat &a, float b);
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SSAFloat operator/(const SSAFloat &a, float b);
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