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 template<typename Ty>
  53 Constant *CA(LLVMContext& ctx, ArrayRef<Ty> constList)
  54 {
  55     return ConstantDataArray::get(ctx, constList);
  56 }
  57
  58 Constant *PRED(bool pred);
  59
  60 Value *VIMMED1(int i);
  61 Value *VIMMED1_16(int i);
  62
  63 Value *VIMMED1(uint32_t i);
  64 Value *VIMMED1_16(uint32_t i);
  65
  66 Value *VIMMED1(float i);
  67 Value *VIMMED1_16(float i);
  68
  69 Value *VIMMED1(bool i);
  70 Value *VIMMED1_16(bool i);
  71
  72 Value *VUNDEF(Type* t);
  73
  74 Value *VUNDEF_F();
  75 Value *VUNDEF_F_16();
  76
  77 Value *VUNDEF_I();
  78 Value *VUNDEF_I_16();
  79
  80 Value *VUNDEF(Type* ty, uint32_t size);
  81
  82 Value *VUNDEF_IPTR();
  83
  84 Value *VBROADCAST(Value *src, const llvm::Twine& name = "");
  85 Value *VBROADCAST_16(Value *src);
  86
  87 Value *VRCP(Value *va, const llvm::Twine& name = "");
  88 Value *VPLANEPS(Value* vA, Value* vB, Value* vC, Value* &vX, Value* &vY);
  89
  90 uint32_t IMMED(Value* i);
  91 int32_t S_IMMED(Value* i);
  92
  93 Value *GEP(Value* ptr, const std::initializer_list<Value*> &indexList);
  94 Value *GEP(Value* ptr, const std::initializer_list<uint32_t> &indexList);
  95 Value *IN_BOUNDS_GEP(Value* ptr, const std::initializer_list<Value*> &indexList);
  96 Value *IN_BOUNDS_GEP(Value* ptr, const std::initializer_list<uint32_t> &indexList);
  97
  98 CallInst *CALL(Value *Callee, const std::initializer_list<Value*> &args, const llvm::Twine& name = "");
  99 CallInst *CALL(Value *Callee) { return CALLA(Callee); }
 100 CallInst *CALL(Value *Callee, Value* arg);
 101 CallInst *CALL2(Value *Callee, Value* arg1, Value* arg2);
 102 CallInst *CALL3(Value *Callee, Value* arg1, Value* arg2, Value* arg3);
 103
 104 LoadInst *LOAD(Value *BasePtr, const std::initializer_list<uint32_t> &offset, const llvm::Twine& name = "");
 105 LoadInst *LOADV(Value *BasePtr, const std::initializer_list<Value*> &offset, const llvm::Twine& name = "");
 106 StoreInst *STORE(Value *Val, Value *BasePtr, const std::initializer_list<uint32_t> &offset);
 107 StoreInst *STOREV(Value *Val, Value *BasePtr, const std::initializer_list<Value*> &offset);
 108
 109 Value *VCMPPS_EQ(Value* a, Value* b)    { return VCMPPS(a, b, C((uint8_t)_CMP_EQ_OQ)); }
 110 Value *VCMPPS_LT(Value* a, Value* b)    { return VCMPPS(a, b, C((uint8_t)_CMP_LT_OQ)); }
 111 Value *VCMPPS_LE(Value* a, Value* b)    { return VCMPPS(a, b, C((uint8_t)_CMP_LE_OQ)); }
 112 Value *VCMPPS_ISNAN(Value* a, Value* b) { return VCMPPS(a, b, C((uint8_t)_CMP_UNORD_Q)); }
 113 Value *VCMPPS_NEQ(Value* a, Value* b)   { return VCMPPS(a, b, C((uint8_t)_CMP_NEQ_OQ)); }
 114 Value *VCMPPS_GE(Value* a, Value* b)    { return VCMPPS(a, b, C((uint8_t)_CMP_GE_OQ)); }
 115 Value *VCMPPS_GT(Value* a, Value* b)    { return VCMPPS(a, b, C((uint8_t)_CMP_GT_OQ)); }
 116 Value *VCMPPS_NOTNAN(Value* a, Value* b){ return VCMPPS(a, b, C((uint8_t)_CMP_ORD_Q)); }
 117
 118 Value *MASK(Value *vmask);
 119 Value *MASK_16(Value *vmask);
 120
 121 Value *VMASK(Value *mask);
 122 Value *VMASK_16(Value *mask);
 123
 124 //////////////////////////////////////////////////////////////////////////
 125 /// @brief functions that build IR to call x86 intrinsics directly, or
 126 /// emulate them with other instructions if not available on the host
 127 //////////////////////////////////////////////////////////////////////////
 128
 129 Value *EXTRACT_16(Value *x, uint32_t imm);
 130 Value *JOIN_16(Value *a, Value *b);
 131
 132 Value *MASKLOADD(Value* src, Value* mask);
 133
 134 void Gather4(const SWR_FORMAT format, Value* pSrcBase, Value* byteOffsets,
 135                       Value* mask, Value* vGatherComponents[], bool bPackedOutput);
 136
 137 Value *GATHERPS(Value *src, Value *pBase, Value *indices, Value *mask, uint8_t scale = 1);
 138 Value *GATHERPS_16(Value *src, Value *pBase, Value *indices, Value *mask, uint8_t scale = 1);
 139
 140 void GATHER4PS(const SWR_FORMAT_INFO &info, Value* pSrcBase, Value* byteOffsets,
 141                Value* mask, Value* vGatherComponents[], bool bPackedOutput);
 142
 143 Value *GATHERDD(Value* src, Value* pBase, Value* indices, Value* mask, uint8_t scale = 1);
 144 Value *GATHERDD_16(Value *src, Value *pBase, Value *indices, Value *mask, uint8_t scale = 1);
 145
 146 void GATHER4DD(const SWR_FORMAT_INFO &info, Value* pSrcBase, Value* byteOffsets,
 147                Value* mask, Value* vGatherComponents[], bool bPackedOutput);
 148
 149 Value *GATHERPD(Value* src, Value* pBase, Value* indices, Value* mask, uint8_t scale = 1);
 150
 151 void SCATTERPS(Value* pDst, Value* vSrc, Value* vOffsets, Value* vMask);
 152
 153 void Shuffle8bpcGather4(const SWR_FORMAT_INFO &info, Value* vGatherInput, Value* vGatherOutput[], bool bPackedOutput);
 154 void Shuffle16bpcGather4(const SWR_FORMAT_INFO &info, Value* vGatherInput[], Value* vGatherOutput[], bool bPackedOutput);
 155
 156 Value *PSHUFB(Value* a, Value* b);
 157 Value *PMOVSXBD(Value* a);
 158 Value *PMOVSXWD(Value* a);
 159 Value *PERMD(Value* a, Value* idx);
 160 Value *PERMPS(Value* a, Value* idx);
 161 Value *CVTPH2PS(Value* a, const llvm::Twine& name = "");
 162 Value *CVTPS2PH(Value* a, Value* rounding);
 163 Value *PMAXSD(Value* a, Value* b);
 164 Value *PMINSD(Value* a, Value* b);
 165 Value *VABSPS(Value* a);
 166 Value *FMADDPS(Value* a, Value* b, Value* c);
 167
 168 // LLVM removed VPCMPGTD x86 intrinsic.  This emulates that behavior
 169 Value *VPCMPGTD(Value* a, Value* b)
 170 {
 171     Value* vIndexMask = ICMP_UGT(a,b);
 172
 173     // need to set the high bit for x86 intrinsic masks
 174     return S_EXT(vIndexMask,VectorType::get(mInt32Ty,JM()->mVWidth));
 175 }
 176
 177 Value *ICLAMP(Value* src, Value* low, Value* high, const llvm::Twine& name = "");
 178 Value *FCLAMP(Value* src, Value* low, Value* high);
 179 Value *FCLAMP(Value* src, float low, float high);
 180
 181 CallInst *PRINT(const std::string &printStr);
 182 CallInst *PRINT(const std::string &printStr,const std::initializer_list<Value*> &printArgs);
 183 Value* STACKSAVE();
 184 void STACKRESTORE(Value* pSaved);
 185
 186 Value* POPCNT(Value* a);
 187
 188 Value* DEBUGTRAP();
 189 Value* INT3() { return DEBUGTRAP(); }
 190
 191
 192 Value *VEXTRACTI128(Value* a, Constant* imm8);
 193 Value *VINSERTI128(Value* a, Value* b, Constant* imm8);
 194
 195 // rdtsc buckets macros
 196 void RDTSC_START(Value* pBucketMgr, Value* pId);
 197 void RDTSC_STOP(Value* pBucketMgr, Value* pId);
 198
 199 Value* CreateEntryAlloca(Function* pFunc, Type* pType);
 200 Value* CreateEntryAlloca(Function* pFunc, Type* pType, Value* pArraySize);
 201
 202 // Static stack allocations for scatter operations
 203 Value* pScatterStackSrc{ nullptr };
 204 Value* pScatterStackOffsets{ nullptr };
 205
 206
 207 uint32_t GetTypeSize(Type* pType);