summaryrefslogtreecommitdiffstats
path: root/src/gallium/drivers/swr/rasterizer/jitter/builder.cpp
blob: bd815606fbad51e7cbafa5b84f6def2df57443b1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
/****************************************************************************
* 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);
    }
}