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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 fetch_jit.h
*
* @brief Definition of the fetch jitter
*
* Notes:
*
******************************************************************************/
#pragma once
#include "common/formats.h"
#include "core/state.h"
//////////////////////////////////////////////////////////////////////////
/// INPUT_ELEMENT_DESC
//////////////////////////////////////////////////////////////////////////
struct INPUT_ELEMENT_DESC
{
union
{
struct
{
uint32_t AlignedByteOffset : 12;
uint32_t Format : 10;
uint32_t StreamIndex : 6;
uint32_t InstanceEnable : 1;
uint32_t ComponentControl0 : 3;
uint32_t ComponentControl1 : 3;
uint32_t ComponentControl2 : 3;
uint32_t ComponentControl3 : 3;
uint32_t ComponentPacking : 4;
uint32_t _reserved : 19;
};
uint64_t bits;
};
uint32_t InstanceDataStepRate;
};
// used to set ComponentPacking
enum ComponentEnable
{
NONE = 0x0,
X = 0x1,
Y = 0x2,
XY = 0x3,
Z = 0x4,
XZ = 0x5,
YZ = 0x6,
XYZ = 0x7,
W = 0x8,
XW = 0x9,
YW = 0xA,
XYW = 0xB,
ZW = 0xC,
XZW = 0xD,
YZW = 0xE,
XYZW = 0xF,
};
enum ComponentControl
{
NoStore = 0,
StoreSrc = 1,
Store0 = 2,
Store1Fp = 3,
Store1Int = 4,
};
//////////////////////////////////////////////////////////////////////////
/// State required for fetch shader jit compile.
//////////////////////////////////////////////////////////////////////////
struct FETCH_COMPILE_STATE
{
uint32_t numAttribs;
INPUT_ELEMENT_DESC layout[KNOB_NUM_ATTRIBUTES];
SWR_FORMAT indexType;
uint32_t cutIndex{ 0xffffffff };
bool InstanceIdEnable;
uint32_t InstanceIdElementOffset;
uint32_t InstanceIdComponentNumber;
bool VertexIdEnable;
uint32_t VertexIdElementOffset;
uint32_t VertexIdComponentNumber;
// Options that effect the JIT'd code
bool bDisableVGATHER; // if enabled, FetchJit will generate loads/shuffles instead of VGATHERs
bool bDisableIndexOOBCheck; // if enabled, FetchJit will exclude index OOB check
bool bEnableCutIndex{ false }; // compares indices with the cut index and returns a cut mask
FETCH_COMPILE_STATE(bool disableVGATHER = false, bool diableIndexOOBCheck = false):
bDisableVGATHER(disableVGATHER), bDisableIndexOOBCheck(diableIndexOOBCheck){ };
bool operator==(const FETCH_COMPILE_STATE &other) const
{
if (numAttribs != other.numAttribs) return false;
if (indexType != other.indexType) return false;
if (bDisableVGATHER != other.bDisableVGATHER) return false;
if (bDisableIndexOOBCheck != other.bDisableIndexOOBCheck) return false;
if (bEnableCutIndex != other.bEnableCutIndex) return false;
if (cutIndex != other.cutIndex) return false;
if (InstanceIdEnable != other.InstanceIdEnable) return false;
if (InstanceIdEnable)
{
if (InstanceIdComponentNumber != other.InstanceIdComponentNumber) return false;
if (InstanceIdElementOffset != other.InstanceIdElementOffset) return false;
}
if (VertexIdEnable != other.VertexIdEnable) return false;
if (VertexIdEnable)
{
if (VertexIdComponentNumber != other.VertexIdComponentNumber) return false;
if (VertexIdElementOffset != other.VertexIdElementOffset) return false;
}
for(uint32_t i = 0; i < numAttribs; ++i)
{
if((layout[i].bits != other.layout[i].bits) ||
((layout[i].InstanceEnable == 1) &&
(layout[i].InstanceDataStepRate != other.layout[i].InstanceDataStepRate))){
return false;
}
}
return true;
}
};
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