1 //===--- SIProgramInfo.h ----------------------------------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 /// \file 10 /// Defines struct to track resource usage for kernels and entry functions. 11 /// 12 // 13 //===----------------------------------------------------------------------===// 14 15 #ifndef LLVM_LIB_TARGET_AMDGPU_SIPROGRAMINFO_H 16 #define LLVM_LIB_TARGET_AMDGPU_SIPROGRAMINFO_H 17 18 namespace llvm { 19 20 /// Track resource usage for kernels / entry functions. 21 struct SIProgramInfo { 22 // Fields set in PGM_RSRC1 pm4 packet. 23 uint32_t VGPRBlocks = 0; 24 uint32_t SGPRBlocks = 0; 25 uint32_t Priority = 0; 26 uint32_t FloatMode = 0; 27 uint32_t Priv = 0; 28 uint32_t DX10Clamp = 0; 29 uint32_t DebugMode = 0; 30 uint32_t IEEEMode = 0; 31 uint32_t WgpMode = 0; // GFX10+ 32 uint32_t MemOrdered = 0; // GFX10+ 33 uint64_t ScratchSize = 0; 34 35 uint64_t ComputePGMRSrc1 = 0; 36 37 // Fields set in PGM_RSRC2 pm4 packet. 38 uint32_t LDSBlocks = 0; 39 uint32_t ScratchBlocks = 0; 40 41 uint64_t ComputePGMRSrc2 = 0; 42 43 uint32_t NumVGPR = 0; 44 uint32_t NumSGPR = 0; 45 uint32_t LDSSize = 0; 46 bool FlatUsed = false; 47 48 // Number of SGPRs that meets number of waves per execution unit request. 49 uint32_t NumSGPRsForWavesPerEU = 0; 50 51 // Number of VGPRs that meets number of waves per execution unit request. 52 uint32_t NumVGPRsForWavesPerEU = 0; 53 54 // Whether there is recursion, dynamic allocas, indirect calls or some other 55 // reason there may be statically unknown stack usage. 56 bool DynamicCallStack = false; 57 58 // Bonus information for debugging. 59 bool VCCUsed = false; 60 61 SIProgramInfo() = default; 62 }; 63 64 } // namespace llvm 65 66 #endif // LLVM_LIB_TARGET_AMDGPU_SIPROGRAMINFO_H 67