mirror of
https://github.com/ZDoom/qzdoom.git
synced 2024-11-12 07:34:50 +00:00
81 lines
2.3 KiB
C++
81 lines
2.3 KiB
C++
/*
|
|
** SSA value
|
|
** 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.
|
|
**
|
|
*/
|
|
|
|
#include "precomp.h"
|
|
#include "ssa_value.h"
|
|
#include "ssa_int.h"
|
|
#include "ssa_scope.h"
|
|
|
|
SSAValue SSAValue::load(bool constantScopeDomain)
|
|
{
|
|
auto loadInst = SSAScope::builder().CreateLoad(v, false);
|
|
if (constantScopeDomain)
|
|
loadInst->setMetadata(llvm::LLVMContext::MD_alias_scope, SSAScope::constant_scope_list());
|
|
return SSAValue::from_llvm(loadInst);
|
|
}
|
|
|
|
void SSAValue::store(llvm::Value *value)
|
|
{
|
|
auto inst = SSAScope::builder().CreateStore(value, v, false);
|
|
inst->setMetadata(llvm::LLVMContext::MD_noalias, SSAScope::constant_scope_list());
|
|
}
|
|
|
|
SSAIndexLookup SSAValue::operator[](int index)
|
|
{
|
|
SSAIndexLookup result;
|
|
result.v = v;
|
|
result.indexes.push_back(SSAInt(index).v);
|
|
return result;
|
|
}
|
|
|
|
SSAIndexLookup SSAValue::operator[](SSAInt index)
|
|
{
|
|
SSAIndexLookup result;
|
|
result.v = v;
|
|
result.indexes.push_back(index.v);
|
|
return result;
|
|
}
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
SSAIndexLookup::operator SSAValue()
|
|
{
|
|
return SSAValue::from_llvm(SSAScope::builder().CreateGEP(v, indexes));
|
|
}
|
|
|
|
SSAIndexLookup SSAIndexLookup::operator[](int index)
|
|
{
|
|
SSAIndexLookup result;
|
|
result.v = v;
|
|
result.indexes = indexes;
|
|
result.indexes.push_back(SSAInt(index).v);
|
|
return result;
|
|
}
|
|
|
|
SSAIndexLookup SSAIndexLookup::operator[](SSAInt index)
|
|
{
|
|
SSAIndexLookup result;
|
|
result.v = v;
|
|
result.indexes = indexes;
|
|
result.indexes.push_back(index.v);
|
|
return result;
|
|
}
|