1 /**************************************************************************** 2 * Copyright (C) 2014-2015 Intel Corporation. All Rights Reserved. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 21 * IN THE SOFTWARE. 22 * 23 * @file fetch_jit.h 24 * 25 * @brief Definition of the fetch jitter 26 * 27 * Notes: 28 * 29 ******************************************************************************/ 30 #pragma once 31 32 #include "common/formats.h" 33 #include "core/state.h" 34 35 ////////////////////////////////////////////////////////////////////////// 36 /// INPUT_ELEMENT_DESC 37 ////////////////////////////////////////////////////////////////////////// 38 struct INPUT_ELEMENT_DESC 39 { 40 union 41 { 42 struct 43 { 44 uint32_t AlignedByteOffset : 12; 45 uint32_t Format : 10; 46 uint32_t StreamIndex : 6; 47 uint32_t InstanceEnable : 1; 48 uint32_t ComponentControl0 : 3; 49 uint32_t ComponentControl1 : 3; 50 uint32_t ComponentControl2 : 3; 51 uint32_t ComponentControl3 : 3; 52 uint32_t ComponentPacking : 4; 53 uint32_t _reserved : 19; 54 }; 55 uint64_t bits; 56 }; 57 uint32_t InstanceDataStepRate; 58 }; 59 60 // used to set ComponentPacking 61 enum ComponentEnable 62 { 63 NONE = 0x0, 64 X = 0x1, 65 Y = 0x2, 66 XY = 0x3, 67 Z = 0x4, 68 XZ = 0x5, 69 YZ = 0x6, 70 XYZ = 0x7, 71 W = 0x8, 72 XW = 0x9, 73 YW = 0xA, 74 XYW = 0xB, 75 ZW = 0xC, 76 XZW = 0xD, 77 YZW = 0xE, 78 XYZW = 0xF, 79 }; 80 81 enum ComponentControl 82 { 83 NoStore = 0, 84 StoreSrc = 1, 85 Store0 = 2, 86 Store1Fp = 3, 87 Store1Int = 4, 88 StoreVertexId = 5, 89 StoreInstanceId = 6 90 }; 91 92 ////////////////////////////////////////////////////////////////////////// 93 /// State required for fetch shader jit compile. 94 ////////////////////////////////////////////////////////////////////////// 95 struct FETCH_COMPILE_STATE 96 { 97 uint32_t numAttribs; 98 INPUT_ELEMENT_DESC layout[KNOB_NUM_ATTRIBUTES]; 99 SWR_FORMAT indexType; 100 uint32_t cutIndex{ 0xffffffff }; 101 102 // Options that effect the JIT'd code 103 bool bDisableVGATHER; // If enabled, FetchJit will generate loads/shuffles instead of VGATHERs 104 bool bDisableIndexOOBCheck; // If enabled, FetchJit will exclude index OOB check 105 bool bEnableCutIndex{ false }; // Compares indices with the cut index and returns a cut mask 106 bool bVertexIDOffsetEnable{ false }; // Offset vertexID by StartVertex for non-indexed draws or BaseVertex for indexed draws 107 108 FETCH_COMPILE_STATE(bool disableVGATHER = false, bool diableIndexOOBCheck = false): bDisableVGATHERFETCH_COMPILE_STATE109 bDisableVGATHER(disableVGATHER), bDisableIndexOOBCheck(diableIndexOOBCheck){ }; 110 111 bool operator==(const FETCH_COMPILE_STATE &other) const 112 { 113 if (numAttribs != other.numAttribs) return false; 114 if (indexType != other.indexType) return false; 115 if (bDisableVGATHER != other.bDisableVGATHER) return false; 116 if (bDisableIndexOOBCheck != other.bDisableIndexOOBCheck) return false; 117 if (bEnableCutIndex != other.bEnableCutIndex) return false; 118 if (cutIndex != other.cutIndex) return false; 119 if (bVertexIDOffsetEnable != other.bVertexIDOffsetEnable) return false; 120 121 for(uint32_t i = 0; i < numAttribs; ++i) 122 { 123 if((layout[i].bits != other.layout[i].bits) || 124 ((layout[i].InstanceEnable == 1) && 125 (layout[i].InstanceDataStepRate != other.layout[i].InstanceDataStepRate))){ 126 return false; 127 } 128 } 129 130 return true; 131 } 132 }; 133