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https://github.com/ZDoom/gzdoom-gles.git
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80 lines
2.6 KiB
C++
80 lines
2.6 KiB
C++
/*
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** SSA int32
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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 SSAFloat;
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class SSAUByte;
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class SSAInt
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{
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public:
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SSAInt();
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explicit SSAInt(int constant);
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SSAInt(SSAFloat f, bool uint);
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explicit SSAInt(llvm::Value *v);
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static SSAInt from_llvm(llvm::Value *v) { return SSAInt(v); }
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static llvm::Type *llvm_type();
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static SSAInt MIN(SSAInt a, SSAInt b);
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static SSAInt MAX(SSAInt a, SSAInt b);
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static SSAInt clamp(SSAInt a, SSAInt b, SSAInt c);
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SSAInt add(SSAInt b, bool no_unsigned_wrap, bool no_signed_wrap);
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SSAInt ashr(int bits);
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SSAUByte trunc_ubyte();
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llvm::Value *v;
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};
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SSAInt operator+(const SSAInt &a, const SSAInt &b);
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SSAInt operator-(const SSAInt &a, const SSAInt &b);
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SSAInt operator*(const SSAInt &a, const SSAInt &b);
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SSAInt operator/(const SSAInt &a, const SSAInt &b);
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SSAInt operator%(const SSAInt &a, const SSAInt &b);
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SSAInt operator+(int a, const SSAInt &b);
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SSAInt operator-(int a, const SSAInt &b);
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SSAInt operator*(int a, const SSAInt &b);
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SSAInt operator/(int a, const SSAInt &b);
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SSAInt operator%(int a, const SSAInt &b);
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SSAInt operator+(const SSAInt &a, int b);
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SSAInt operator-(const SSAInt &a, int b);
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SSAInt operator*(const SSAInt &a, int b);
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SSAInt operator/(const SSAInt &a, int b);
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SSAInt operator%(const SSAInt &a, int b);
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SSAInt operator<<(const SSAInt &a, int bits);
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SSAInt operator>>(const SSAInt &a, int bits);
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SSAInt operator<<(const SSAInt &a, const SSAInt &bits);
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SSAInt operator>>(const SSAInt &a, const SSAInt &bits);
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SSAInt operator&(const SSAInt &a, int b);
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SSAInt operator&(const SSAInt &a, const SSAInt &b);
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SSAInt operator|(const SSAInt &a, int b);
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SSAInt operator|(const SSAInt &a, const SSAInt &b);
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SSAInt operator~(const SSAInt &a);
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