2016-12-28 22:52:27 +03:00
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///////////////////////////////////////////////////////////////////////////////
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// //
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// DxilShaderModel.cpp //
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// Copyright (C) Microsoft Corporation. All rights reserved. //
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2017-01-28 03:48:08 +03:00
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// This file is distributed under the University of Illinois Open Source //
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// License. See LICENSE.TXT for details. //
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2016-12-28 22:52:27 +03:00
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// //
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///////////////////////////////////////////////////////////////////////////////
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#include "dxc/HLSL/DxilShaderModel.h"
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#include "dxc/HLSL/DxilSemantic.h"
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#include "dxc/Support/Global.h"
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namespace hlsl {
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ShaderModel::ShaderModel(Kind Kind, unsigned Major, unsigned Minor, const char *pszName,
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unsigned NumInputRegs, unsigned NumOutputRegs,
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bool bUAVs, bool bTypedUavs, unsigned NumUAVRegs)
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: m_Kind(Kind)
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, m_Major(Major)
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, m_Minor(Minor)
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, m_pszName(pszName)
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, m_NumInputRegs(NumInputRegs)
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, m_NumOutputRegs(NumOutputRegs)
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, m_bUAVs(bUAVs)
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, m_bTypedUavs(bTypedUavs)
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, m_NumUAVRegs(NumUAVRegs) {
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}
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bool ShaderModel::IsValid() const {
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DXASSERT(IsPS() || IsVS() || IsGS() || IsHS() || IsDS() || IsCS() || m_Kind == Kind::Invalid, "invalid shader model");
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return m_Kind != Kind::Invalid;
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}
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const ShaderModel *ShaderModel::Get(unsigned Idx) {
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DXASSERT_NOMSG(Idx < kNumShaderModels - 1);
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if (Idx < kNumShaderModels - 1)
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return &ms_ShaderModels[Idx];
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else
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return GetInvalid();
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}
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const ShaderModel *ShaderModel::Get(Kind Kind, unsigned Major, unsigned Minor) {
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// Linear search. Replaced by binary search if necessary.
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for (unsigned i = 0; i < kNumShaderModels; i++) {
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const ShaderModel *pSM = &ms_ShaderModels[i];
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if (pSM->m_Kind == Kind && pSM->m_Major == Major && pSM->m_Minor == Minor)
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return pSM;
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}
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return GetInvalid();
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}
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const ShaderModel *ShaderModel::GetByName(const char *pszName) {
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// [ps|vs|gs|hs|ds|cs]_[major]_[minor]
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Kind Kind;
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switch (pszName[0]) {
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case 'p': Kind = Kind::Pixel; break;
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case 'v': Kind = Kind::Vertex; break;
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case 'g': Kind = Kind::Geometry; break;
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case 'h': Kind = Kind::Hull; break;
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case 'd': Kind = Kind::Domain; break;
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case 'c': Kind = Kind::Compute; break;
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default: return GetInvalid();
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}
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unsigned Idx = 3;
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if (pszName[1] != 's' || pszName[2] != '_')
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return GetInvalid();
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unsigned Major;
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switch (pszName[Idx++]) {
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case '4': Major = 4; break;
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case '5': Major = 5; break;
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case '6': Major = 6; break;
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default: return GetInvalid();
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}
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if (pszName[Idx++] != '_')
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return GetInvalid();
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unsigned Minor;
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switch (pszName[Idx++]) {
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case '0': Minor = 0; break;
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case '1': Minor = 1; break;
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default: return GetInvalid();
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}
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if (pszName[Idx++] != 0)
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return GetInvalid();
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return Get(Kind, Major, Minor);
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}
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std::string ShaderModel::GetKindName() const {
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return std::string(m_pszName).substr(0, 2);
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}
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const ShaderModel *ShaderModel::GetInvalid() {
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return &ms_ShaderModels[kNumShaderModels - 1];
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}
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typedef ShaderModel SM;
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typedef Semantic SE;
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const ShaderModel ShaderModel::ms_ShaderModels[kNumShaderModels] = {
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// IR OR UAV? TyUAV? UAV base
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SM(Kind::Compute, 4, 0, "cs_4_0", 0, 0, true, false, 1),
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SM(Kind::Compute, 4, 1, "cs_4_1", 0, 0, true, false, 1),
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SM(Kind::Compute, 5, 0, "cs_5_0", 0, 0, true, true, 64),
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SM(Kind::Compute, 5, 1, "cs_5_1", 0, 0, true, true, UINT_MAX),
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SM(Kind::Compute, 6, 0, "cs_6_0", 0, 0, true, true, UINT_MAX),
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SM(Kind::Domain, 5, 0, "ds_5_0", 32, 32, true, true, 64),
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SM(Kind::Domain, 5, 1, "ds_5_1", 32, 32, true, true, UINT_MAX),
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SM(Kind::Domain, 6, 0, "ds_6_0", 32, 32, true, true, UINT_MAX),
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SM(Kind::Geometry, 4, 0, "gs_4_0", 16, 32, false, false, 0),
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SM(Kind::Geometry, 4, 1, "gs_4_1", 32, 32, false, false, 0),
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SM(Kind::Geometry, 5, 0, "gs_5_0", 32, 32, true, true, 64),
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SM(Kind::Geometry, 5, 1, "gs_5_1", 32, 32, true, true, UINT_MAX),
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SM(Kind::Geometry, 6, 0, "gs_6_0", 32, 32, true, true, UINT_MAX),
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SM(Kind::Hull, 5, 0, "hs_5_0", 32, 32, true, true, 64),
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SM(Kind::Hull, 5, 1, "hs_5_1", 32, 32, true, true, UINT_MAX),
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SM(Kind::Hull, 6, 0, "hs_6_0", 32, 32, true, true, UINT_MAX),
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SM(Kind::Pixel, 4, 0, "ps_4_0", 32, 8, false, false, 0),
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SM(Kind::Pixel, 4, 1, "ps_4_1", 32, 8, false, false, 0),
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SM(Kind::Pixel, 5, 0, "ps_5_0", 32, 8, true, true, 64),
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SM(Kind::Pixel, 5, 1, "ps_5_1", 32, 8, true, true, UINT_MAX),
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SM(Kind::Pixel, 6, 0, "ps_6_0", 32, 8, true, true, UINT_MAX),
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SM(Kind::Vertex, 4, 0, "vs_4_0", 16, 16, false, false, 0),
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SM(Kind::Vertex, 4, 1, "vs_4_1", 32, 32, false, false, 0),
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SM(Kind::Vertex, 5, 0, "vs_5_0", 32, 32, true, true, 64),
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SM(Kind::Vertex, 5, 1, "vs_5_1", 32, 32, true, true, UINT_MAX),
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SM(Kind::Vertex, 6, 0, "vs_6_0", 32, 32, true, true, UINT_MAX),
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SM(Kind::Invalid, 0, 0, "invalid", 0, 0, false, false, 0),
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};
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} // namespace hlsl
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