gzdoom/tools/drawergen/ssa/ssa_float.h

70 lines
2.4 KiB
C++

/*
** SSA float32
** Copyright (c) 2016 Magnus Norddahl
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any damages
** arising from the use of this software.
**
** Permission is granted to anyone to use this software for any purpose,
** including commercial applications, and to alter it and redistribute it
** freely, subject to the following restrictions:
**
** 1. The origin of this software must not be misrepresented; you must not
** claim that you wrote the original software. If you use this software
** in a product, an acknowledgment in the product documentation would be
** appreciated but is not required.
** 2. Altered source versions must be plainly marked as such, and must not be
** misrepresented as being the original software.
** 3. This notice may not be removed or altered from any source distribution.
**
*/
#pragma once
namespace llvm { class Value; }
namespace llvm { class Type; }
class SSAInt;
class SSAFloat
{
public:
SSAFloat();
SSAFloat(SSAInt i);
explicit SSAFloat(float constant);
explicit SSAFloat(llvm::Value *v);
static SSAFloat from_llvm(llvm::Value *v) { return SSAFloat(v); }
static llvm::Type *llvm_type();
static SSAFloat sqrt(SSAFloat f);
static SSAFloat fastsqrt(SSAFloat f);
static SSAFloat rsqrt(SSAFloat f);
static SSAFloat sin(SSAFloat val);
static SSAFloat cos(SSAFloat val);
static SSAFloat pow(SSAFloat val, SSAFloat power);
static SSAFloat exp(SSAFloat val);
static SSAFloat log(SSAFloat val);
static SSAFloat fma(SSAFloat a, SSAFloat b, SSAFloat c);
//static SSAFloat round(SSAFloat val);
static SSAFloat floor(SSAFloat val);
static SSAFloat MIN(SSAFloat a, SSAFloat b);
static SSAFloat MAX(SSAFloat a, SSAFloat b);
static SSAFloat clamp(SSAFloat a, SSAFloat b, SSAFloat c);
llvm::Value *v;
};
SSAFloat operator+(const SSAFloat &a, const SSAFloat &b);
SSAFloat operator-(const SSAFloat &a, const SSAFloat &b);
SSAFloat operator*(const SSAFloat &a, const SSAFloat &b);
SSAFloat operator/(const SSAFloat &a, const SSAFloat &b);
SSAFloat operator+(float a, const SSAFloat &b);
SSAFloat operator-(float a, const SSAFloat &b);
SSAFloat operator*(float a, const SSAFloat &b);
SSAFloat operator/(float a, const SSAFloat &b);
SSAFloat operator+(const SSAFloat &a, float b);
SSAFloat operator-(const SSAFloat &a, float b);
SSAFloat operator*(const SSAFloat &a, float b);
SSAFloat operator/(const SSAFloat &a, float b);