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/****************************************************************************
* Copyright (C) 2014-2015 Intel Corporation. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
* @file builder.h
*
* @brief Includes all the builder related functionality
*
* Notes:
*
******************************************************************************/
#include "jit_pch.hpp"
#include "builder.h"
namespace SwrJit
{
using namespace llvm;
//////////////////////////////////////////////////////////////////////////
/// @brief Contructor for Builder.
/// @param pJitMgr - JitManager which contains modules, function passes, etc.
Builder::Builder(JitManager *pJitMgr)
: mpJitMgr(pJitMgr),
mpPrivateContext(nullptr)
{
mVWidth = pJitMgr->mVWidth;
mVWidth16 = 16;
mpIRBuilder = &pJitMgr->mBuilder;
// Built in types: scalar
mVoidTy = Type::getVoidTy(pJitMgr->mContext);
mFP16Ty = Type::getHalfTy(pJitMgr->mContext);
mFP32Ty = Type::getFloatTy(pJitMgr->mContext);
mFP32PtrTy = PointerType::get(mFP32Ty, 0);
mDoubleTy = Type::getDoubleTy(pJitMgr->mContext);
mInt1Ty = Type::getInt1Ty(pJitMgr->mContext);
mInt8Ty = Type::getInt8Ty(pJitMgr->mContext);
mInt16Ty = Type::getInt16Ty(pJitMgr->mContext);
mInt32Ty = Type::getInt32Ty(pJitMgr->mContext);
mInt8PtrTy = PointerType::get(mInt8Ty, 0);
mInt16PtrTy = PointerType::get(mInt16Ty, 0);
mInt32PtrTy = PointerType::get(mInt32Ty, 0);
mInt64Ty = Type::getInt64Ty(pJitMgr->mContext);
mSimd4FP64Ty = VectorType::get(mDoubleTy, 4);
// Built in types: target simd
SetTargetWidth(pJitMgr->mVWidth);
// Built in types: simd16
mSimd16Int1Ty = VectorType::get(mInt1Ty, mVWidth16);
mSimd16Int16Ty = VectorType::get(mInt16Ty, mVWidth16);
mSimd16Int32Ty = VectorType::get(mInt32Ty, mVWidth16);
mSimd16Int64Ty = VectorType::get(mInt64Ty, mVWidth16);
mSimd16FP16Ty = VectorType::get(mFP16Ty, mVWidth16);
mSimd16FP32Ty = VectorType::get(mFP32Ty, mVWidth16);
mSimd16VectorTy = ArrayType::get(mSimd16FP32Ty, 4);
mSimd16VectorTRTy = ArrayType::get(mSimd16FP32Ty, 5);
mSimd32Int8Ty = VectorType::get(mInt8Ty, 32);
if (sizeof(uint32_t*) == 4)
{
mIntPtrTy = mInt32Ty;
mSimdIntPtrTy = mSimdInt32Ty;
mSimd16IntPtrTy = mSimd16Int32Ty;
}
else
{
SWR_ASSERT(sizeof(uint32_t*) == 8);
mIntPtrTy = mInt64Ty;
mSimdIntPtrTy = mSimdInt64Ty;
mSimd16IntPtrTy = mSimd16Int64Ty;
}
}
void Builder::SetTargetWidth(uint32_t width)
{
mVWidth = width;
mSimdInt1Ty = VectorType::get(mInt1Ty, mVWidth);
mSimdInt16Ty = VectorType::get(mInt16Ty, mVWidth);
mSimdInt32Ty = VectorType::get(mInt32Ty, mVWidth);
mSimdInt64Ty = VectorType::get(mInt64Ty, mVWidth);
mSimdFP16Ty = VectorType::get(mFP16Ty, mVWidth);
mSimdFP32Ty = VectorType::get(mFP32Ty, mVWidth);
mSimdVectorTy = ArrayType::get(mSimdFP32Ty, 4);
mSimdVectorIntTy = ArrayType::get(mSimdInt32Ty, 4);
mSimdVectorTRTy = ArrayType::get(mSimdFP32Ty, 5);
}
/// @brief Mark this alloca as temporary to avoid hoisting later on
void Builder::SetTempAlloca(Value* inst)
{
AllocaInst* pAlloca = dyn_cast<AllocaInst>(inst);
SWR_ASSERT(pAlloca, "Unexpected non-alloca instruction");
MDNode* N = MDNode::get(JM()->mContext, MDString::get(JM()->mContext, "is_temp_alloca"));
pAlloca->setMetadata("is_temp_alloca", N);
}
bool Builder::IsTempAlloca(Value* inst)
{
AllocaInst* pAlloca = dyn_cast<AllocaInst>(inst);
SWR_ASSERT(pAlloca, "Unexpected non-alloca instruction");
return (pAlloca->getMetadata("is_temp_alloca") != nullptr);
}
// Returns true if able to find an intrinsic to mark
bool Builder::SetTexelMaskEvaluate(Instruction* inst)
{
CallInst* pGenIntrin = dyn_cast<CallInst>(inst);
if (pGenIntrin)
{
MDNode* N = MDNode::get(JM()->mContext, MDString::get(JM()->mContext, "is_evaluate"));
pGenIntrin->setMetadata("is_evaluate", N);
return true;
}
else
{
// Follow use def chain back up
for (Use& u : inst->operands())
{
Instruction* srcInst = dyn_cast<Instruction>(u.get());
if (srcInst)
{
if (SetTexelMaskEvaluate(srcInst))
{
return true;
}
}
}
}
return false;
}
bool Builder::IsTexelMaskEvaluate(Instruction* genSampleOrLoadIntrinsic)
{
CallInst* pGenIntrin = dyn_cast<CallInst>(genSampleOrLoadIntrinsic);
if (!pGenIntrin)
{
return false;
}
return (pGenIntrin->getMetadata("is_evaluate") != nullptr);
}
}
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