src/gallium/drivers/swr/rasterizer/jitter/builder_misc.h

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  23 * @file builder_misc.h
  24 *
  25 * @brief miscellaneous builder functions
  26 *
  27 * Notes:
  28 *
  29 ******************************************************************************/
  30 #pragma once
  31
  32 Constant *C(bool i);
  33 Constant *C(char i);
  34 Constant *C(uint8_t i);
  35 Constant *C(int i);
  36 Constant *C(int64_t i);
  37 Constant *C(uint16_t i);
  38 Constant *C(uint32_t i);
  39 Constant *C(float i);
  40
  41 template<typename Ty>
  42 Constant *C(const std::initializer_list<Ty> &constList)
  43 {
  44     std::vector<Constant*> vConsts;
  45     for(auto i : constList) {
  46
  47         vConsts.push_back(C((Ty)i));
  48     }
  49     return ConstantVector::get(vConsts);
  50 }
  51
  52 Constant *PRED(bool pred);
  53 Value *VIMMED1(int i);
  54 Value *VIMMED1(uint32_t i);
  55 Value *VIMMED1(float i);
  56 Value *VIMMED1(bool i);
  57 Value *VUNDEF(Type* t);
  58 Value *VUNDEF_F();
  59 #if USE_SIMD16_BUILDER
  60 Value *VUNDEF2_F();
  61 #endif
  62 Value *VUNDEF_I();
  63 Value *VUNDEF(Type* ty, uint32_t size);
  64 Value *VUNDEF_IPTR();
  65 Value *VBROADCAST(Value *src);
  66 Value *VRCP(Value *va);
  67 Value *VPLANEPS(Value* vA, Value* vB, Value* vC, Value* &vX, Value* &vY);
  68
  69 uint32_t IMMED(Value* i);
  70 int32_t S_IMMED(Value* i);
  71
  72 Value *GEP(Value* ptr, const std::initializer_list<Value*> &indexList);
  73 Value *GEP(Value* ptr, const std::initializer_list<uint32_t> &indexList);
  74 Value *IN_BOUNDS_GEP(Value* ptr, const std::initializer_list<Value*> &indexList);
  75 Value *IN_BOUNDS_GEP(Value* ptr, const std::initializer_list<uint32_t> &indexList);
  76
  77 CallInst *CALL(Value *Callee, const std::initializer_list<Value*> &args);
  78 CallInst *CALL(Value *Callee) { return CALLA(Callee); }
  79 CallInst *CALL(Value *Callee, Value* arg);
  80 CallInst *CALL2(Value *Callee, Value* arg1, Value* arg2);
  81 CallInst *CALL3(Value *Callee, Value* arg1, Value* arg2, Value* arg3);
  82
  83 LoadInst *LOAD(Value *BasePtr, const std::initializer_list<uint32_t> &offset, const llvm::Twine& name = "");
  84 LoadInst *LOADV(Value *BasePtr, const std::initializer_list<Value*> &offset, const llvm::Twine& name = "");
  85 StoreInst *STORE(Value *Val, Value *BasePtr, const std::initializer_list<uint32_t> &offset);
  86 StoreInst *STOREV(Value *Val, Value *BasePtr, const std::initializer_list<Value*> &offset);
  87
  88 Value *VCMPPS_EQ(Value* a, Value* b)    { return VCMPPS(a, b, C((uint8_t)_CMP_EQ_OQ)); }
  89 Value *VCMPPS_LT(Value* a, Value* b)    { return VCMPPS(a, b, C((uint8_t)_CMP_LT_OQ)); }
  90 Value *VCMPPS_LE(Value* a, Value* b)    { return VCMPPS(a, b, C((uint8_t)_CMP_LE_OQ)); }
  91 Value *VCMPPS_ISNAN(Value* a, Value* b) { return VCMPPS(a, b, C((uint8_t)_CMP_UNORD_Q)); }
  92 Value *VCMPPS_NEQ(Value* a, Value* b)   { return VCMPPS(a, b, C((uint8_t)_CMP_NEQ_OQ)); }
  93 Value *VCMPPS_GE(Value* a, Value* b)    { return VCMPPS(a, b, C((uint8_t)_CMP_GE_OQ)); }
  94 Value *VCMPPS_GT(Value* a, Value* b)    { return VCMPPS(a, b, C((uint8_t)_CMP_GT_OQ)); }
  95 Value *VCMPPS_NOTNAN(Value* a, Value* b){ return VCMPPS(a, b, C((uint8_t)_CMP_ORD_Q)); }
  96
  97 Value *MASK(Value* vmask);
  98 Value *VMASK(Value* mask);
  99
 100 //////////////////////////////////////////////////////////////////////////
 101 /// @brief functions that build IR to call x86 intrinsics directly, or
 102 /// emulate them with other instructions if not available on the host
 103 //////////////////////////////////////////////////////////////////////////
 104
 105 #if USE_SIMD16_BUILDER
 106 Value *EXTRACT(Value *a, uint32_t imm);
 107 Value *INSERT(Value *a, Value *b, uint32_t imm);
 108
 109 #endif
 110 Value *MASKLOADD(Value* src, Value* mask);
 111
 112 void Gather4(const SWR_FORMAT format, Value* pSrcBase, Value* byteOffsets,
 113                       Value* mask, Value* vGatherComponents[], bool bPackedOutput);
 114
 115 Value *GATHERPS(Value* src, Value* pBase, Value* indices, Value* mask, Value* scale);
 116 void GATHER4PS(const SWR_FORMAT_INFO &info, Value* pSrcBase, Value* byteOffsets,
 117                Value* mask, Value* vGatherComponents[], bool bPackedOutput);
 118
 119 Value *GATHERDD(Value* src, Value* pBase, Value* indices, Value* mask, Value* scale);
 120 void GATHER4DD(const SWR_FORMAT_INFO &info, Value* pSrcBase, Value* byteOffsets,
 121                Value* mask, Value* vGatherComponents[], bool bPackedOutput);
 122
 123 Value *GATHERPD(Value* src, Value* pBase, Value* indices, Value* mask, Value* scale);
 124
 125 void SCATTERPS(Value* pDst, Value* vSrc, Value* vOffsets, Value* vMask);
 126
 127 void Shuffle8bpcGather4(const SWR_FORMAT_INFO &info, Value* vGatherInput, Value* vGatherOutput[], bool bPackedOutput);
 128 void Shuffle16bpcGather4(const SWR_FORMAT_INFO &info, Value* vGatherInput[], Value* vGatherOutput[], bool bPackedOutput);
 129
 130 Value *PSHUFB(Value* a, Value* b);
 131 Value *PMOVSXBD(Value* a);
 132 Value *PMOVSXWD(Value* a);
 133 Value *PERMD(Value* a, Value* idx);
 134 Value *PERMPS(Value* a, Value* idx);
 135 Value *CVTPH2PS(Value* a);
 136 Value *CVTPS2PH(Value* a, Value* rounding);
 137 Value *PMAXSD(Value* a, Value* b);
 138 Value *PMINSD(Value* a, Value* b);
 139 Value *VABSPS(Value* a);
 140 Value *FMADDPS(Value* a, Value* b, Value* c);
 141
 142 // LLVM removed VPCMPGTD x86 intrinsic.  This emulates that behavior
 143 Value *VPCMPGTD(Value* a, Value* b)
 144 {
 145     Value* vIndexMask = ICMP_UGT(a,b);
 146
 147     // need to set the high bit for x86 intrinsic masks
 148     return S_EXT(vIndexMask,VectorType::get(mInt32Ty,JM()->mVWidth));
 149 }
 150
 151 Value *ICLAMP(Value* src, Value* low, Value* high);
 152 Value *FCLAMP(Value* src, Value* low, Value* high);
 153 Value *FCLAMP(Value* src, float low, float high);
 154
 155 CallInst *PRINT(const std::string &printStr);
 156 CallInst *PRINT(const std::string &printStr,const std::initializer_list<Value*> &printArgs);
 157 Value* STACKSAVE();
 158 void STACKRESTORE(Value* pSaved);
 159
 160 Value* POPCNT(Value* a);
 161
 162 Value* DEBUGTRAP();
 163 Value* INT3() { return DEBUGTRAP(); }
 164
 165
 166 Value *VEXTRACTI128(Value* a, Constant* imm8);
 167 Value *VINSERTI128(Value* a, Value* b, Constant* imm8);
 168
 169 // rdtsc buckets macros
 170 void RDTSC_START(Value* pBucketMgr, Value* pId);
 171 void RDTSC_STOP(Value* pBucketMgr, Value* pId);
 172
 173 Value* CreateEntryAlloca(Function* pFunc, Type* pType);
 174 Value* CreateEntryAlloca(Function* pFunc, Type* pType, Value* pArraySize);
 175
 176 // Static stack allocations for scatter operations
 177 Value* pScatterStackSrc{ nullptr };
 178 Value* pScatterStackOffsets{ nullptr };
 179
 180
 181 uint32_t GetTypeSize(Type* pType);