src/llvm/lib/Target/X86/X86ScheduleAtom.td

   1 //===- X86ScheduleAtom.td - X86 Atom Scheduling Definitions -*- tablegen -*-==//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file defines the itinerary class data for the Intel Atom
  11 // in order (Saltwell-32nm/Bonnell-45nm) processors.
  12 //
  13 //===----------------------------------------------------------------------===//
  14
  15 //
  16 // Scheduling information derived from the "Intel 64 and IA32 Architectures
  17 // Optimization Reference Manual", Chapter 13, Section 4.
  18 // Functional Units
  19 //    Port 0
  20 def Port0 : FuncUnit; // ALU: ALU0, shift/rotate, load/store
  21                       // SIMD/FP: SIMD ALU, Shuffle,SIMD/FP multiply, divide
  22 def Port1 : FuncUnit; // ALU: ALU1, bit processing, jump, and LEA
  23                       // SIMD/FP: SIMD ALU, FP Adder
  24
  25 def AtomItineraries : ProcessorItineraries<
  26   [ Port0, Port1 ],
  27   [], [
  28   // P0 only
  29   // InstrItinData<class, [InstrStage<N, [P0]>] >,
  30   // P0 or P1
  31   // InstrItinData<class, [InstrStage<N, [P0, P1]>] >,
  32   // P0 and P1
  33   // InstrItinData<class, [InstrStage<N, [P0], 0>,  InstrStage<N, [P1]>] >,
  34   //
  35   // Default is 1 cycle, port0 or port1
  36   InstrItinData<IIC_ALU_MEM, [InstrStage<1, [Port0]>] >,
  37   InstrItinData<IIC_ALU_NONMEM, [InstrStage<1, [Port0, Port1]>] >,
  38   InstrItinData<IIC_LEA, [InstrStage<1, [Port1]>] >,
  39   InstrItinData<IIC_LEA_16, [InstrStage<2, [Port0, Port1]>] >,
  40   // mul
  41   InstrItinData<IIC_MUL8, [InstrStage<7, [Port0, Port1]>] >,
  42   InstrItinData<IIC_MUL16_MEM, [InstrStage<8, [Port0, Port1]>] >,
  43   InstrItinData<IIC_MUL16_REG, [InstrStage<7, [Port0, Port1]>] >,
  44   InstrItinData<IIC_MUL32_MEM, [InstrStage<7, [Port0, Port1]>] >,
  45   InstrItinData<IIC_MUL32_REG, [InstrStage<6, [Port0, Port1]>] >,
  46   InstrItinData<IIC_MUL64, [InstrStage<12, [Port0, Port1]>] >,
  47   // imul by al, ax, eax, rax
  48   InstrItinData<IIC_IMUL8, [InstrStage<7, [Port0, Port1]>] >,
  49   InstrItinData<IIC_IMUL16_MEM, [InstrStage<8, [Port0, Port1]>] >,
  50   InstrItinData<IIC_IMUL16_REG, [InstrStage<7, [Port0, Port1]>] >,
  51   InstrItinData<IIC_IMUL32_MEM, [InstrStage<7, [Port0, Port1]>] >,
  52   InstrItinData<IIC_IMUL32_REG, [InstrStage<6, [Port0, Port1]>] >,
  53   InstrItinData<IIC_IMUL64, [InstrStage<12, [Port0, Port1]>] >,
  54   // imul reg by reg|mem
  55   InstrItinData<IIC_IMUL16_RM, [InstrStage<7, [Port0, Port1]>] >,
  56   InstrItinData<IIC_IMUL16_RR, [InstrStage<6, [Port0, Port1]>] >,
  57   InstrItinData<IIC_IMUL32_RM, [InstrStage<5, [Port0]>] >,
  58   InstrItinData<IIC_IMUL32_RR, [InstrStage<5, [Port0]>] >,
  59   InstrItinData<IIC_IMUL64_RM, [InstrStage<12, [Port0, Port1]>] >,
  60   InstrItinData<IIC_IMUL64_RR, [InstrStage<12, [Port0, Port1]>] >,
  61   // imul reg = reg/mem * imm
  62   InstrItinData<IIC_IMUL16_RRI, [InstrStage<6, [Port0, Port1]>] >,
  63   InstrItinData<IIC_IMUL32_RRI, [InstrStage<5, [Port0]>] >,
  64   InstrItinData<IIC_IMUL64_RRI, [InstrStage<14, [Port0, Port1]>] >,
  65   InstrItinData<IIC_IMUL16_RMI, [InstrStage<7, [Port0, Port1]>] >,
  66   InstrItinData<IIC_IMUL32_RMI, [InstrStage<5, [Port0]>] >,
  67   InstrItinData<IIC_IMUL64_RMI, [InstrStage<14, [Port0, Port1]>] >,
  68   // idiv
  69   InstrItinData<IIC_IDIV8, [InstrStage<62, [Port0, Port1]>] >,
  70   InstrItinData<IIC_IDIV16, [InstrStage<62, [Port0, Port1]>] >,
  71   InstrItinData<IIC_IDIV32, [InstrStage<62, [Port0, Port1]>] >,
  72   InstrItinData<IIC_IDIV64, [InstrStage<130, [Port0, Port1]>] >,
  73   // div
  74   InstrItinData<IIC_DIV8_REG, [InstrStage<50, [Port0, Port1]>] >,
  75   InstrItinData<IIC_DIV8_MEM, [InstrStage<68, [Port0, Port1]>] >,
  76   InstrItinData<IIC_DIV16, [InstrStage<50, [Port0, Port1]>] >,
  77   InstrItinData<IIC_DIV32, [InstrStage<50, [Port0, Port1]>] >,
  78   InstrItinData<IIC_DIV64, [InstrStage<130, [Port0, Port1]>] >,
  79   // neg/not/inc/dec
  80   InstrItinData<IIC_UNARY_REG, [InstrStage<1, [Port0, Port1]>] >,
  81   InstrItinData<IIC_UNARY_MEM, [InstrStage<1, [Port0]>] >,
  82   // add/sub/and/or/xor/cmp/test
  83   InstrItinData<IIC_BIN_NONMEM, [InstrStage<1, [Port0, Port1]>] >,
  84   InstrItinData<IIC_BIN_MEM, [InstrStage<1, [Port0]>] >,
  85   // adc/sbc
  86   InstrItinData<IIC_BIN_CARRY_NONMEM, [InstrStage<1, [Port0, Port1]>] >,
  87   InstrItinData<IIC_BIN_CARRY_MEM, [InstrStage<1, [Port0]>] >,
  88   // shift/rotate
  89   InstrItinData<IIC_SR, [InstrStage<1, [Port0]>] >,
  90   // shift double
  91   InstrItinData<IIC_SHD16_REG_IM, [InstrStage<6, [Port0, Port1]>] >,
  92   InstrItinData<IIC_SHD16_REG_CL, [InstrStage<6, [Port0, Port1]>] >,
  93   InstrItinData<IIC_SHD16_MEM_IM, [InstrStage<6, [Port0, Port1]>] >,
  94   InstrItinData<IIC_SHD16_MEM_CL, [InstrStage<6, [Port0, Port1]>] >,
  95   InstrItinData<IIC_SHD32_REG_IM, [InstrStage<2, [Port0, Port1]>] >,
  96   InstrItinData<IIC_SHD32_REG_CL, [InstrStage<2, [Port0, Port1]>] >,
  97   InstrItinData<IIC_SHD32_MEM_IM, [InstrStage<4, [Port0, Port1]>] >,
  98   InstrItinData<IIC_SHD32_MEM_CL, [InstrStage<4, [Port0, Port1]>] >,
  99   InstrItinData<IIC_SHD64_REG_IM, [InstrStage<9, [Port0, Port1]>] >,
 100   InstrItinData<IIC_SHD64_REG_CL, [InstrStage<8, [Port0, Port1]>] >,
 101   InstrItinData<IIC_SHD64_MEM_IM, [InstrStage<9, [Port0, Port1]>] >,
 102   InstrItinData<IIC_SHD64_MEM_CL, [InstrStage<9, [Port0, Port1]>] >,
 103   // cmov
 104   InstrItinData<IIC_CMOV16_RM, [InstrStage<1, [Port0]>] >,
 105   InstrItinData<IIC_CMOV16_RR, [InstrStage<1, [Port0, Port1]>] >,
 106   InstrItinData<IIC_CMOV32_RM, [InstrStage<1, [Port0]>] >,
 107   InstrItinData<IIC_CMOV32_RR, [InstrStage<1, [Port0, Port1]>] >,
 108   InstrItinData<IIC_CMOV64_RM, [InstrStage<1, [Port0]>] >,
 109   InstrItinData<IIC_CMOV64_RR, [InstrStage<1, [Port0, Port1]>] >,
 110   // set
 111   InstrItinData<IIC_SET_M, [InstrStage<2, [Port0, Port1]>] >,
 112   InstrItinData<IIC_SET_R, [InstrStage<1, [Port0, Port1]>] >,
 113   // jcc
 114   InstrItinData<IIC_Jcc, [InstrStage<1, [Port1]>] >,
 115   // jcxz/jecxz/jrcxz
 116   InstrItinData<IIC_JCXZ, [InstrStage<4, [Port0, Port1]>] >,
 117   // jmp rel
 118   InstrItinData<IIC_JMP_REL, [InstrStage<1, [Port1]>] >,
 119   // jmp indirect
 120   InstrItinData<IIC_JMP_REG, [InstrStage<1, [Port1]>] >,
 121   InstrItinData<IIC_JMP_MEM, [InstrStage<2, [Port0, Port1]>] >,
 122   // jmp far
 123   InstrItinData<IIC_JMP_FAR_MEM, [InstrStage<32, [Port0, Port1]>] >,
 124   InstrItinData<IIC_JMP_FAR_PTR, [InstrStage<31, [Port0, Port1]>] >,
 125   // loop/loope/loopne
 126   InstrItinData<IIC_LOOP, [InstrStage<18, [Port0, Port1]>] >,
 127   InstrItinData<IIC_LOOPE, [InstrStage<8, [Port0, Port1]>] >,
 128   InstrItinData<IIC_LOOPNE, [InstrStage<17, [Port0, Port1]>] >,
 129   // call - all but reg/imm
 130   InstrItinData<IIC_CALL_RI, [InstrStage<1, [Port0], 0>,
 131                               InstrStage<1, [Port1]>] >,
 132   InstrItinData<IIC_CALL_MEM, [InstrStage<15, [Port0, Port1]>] >,
 133   InstrItinData<IIC_CALL_FAR_MEM, [InstrStage<40, [Port0, Port1]>] >,
 134   InstrItinData<IIC_CALL_FAR_PTR, [InstrStage<39, [Port0, Port1]>] >,
 135   //ret
 136   InstrItinData<IIC_RET, [InstrStage<79, [Port0, Port1]>] >,
 137   InstrItinData<IIC_RET_IMM, [InstrStage<1, [Port0], 0>,  InstrStage<1, [Port1]>] >,
 138   //sign extension movs
 139   InstrItinData<IIC_MOVSX,[InstrStage<1, [Port0] >] >,
 140   InstrItinData<IIC_MOVSX_R16_R8, [InstrStage<2, [Port0, Port1]>] >,
 141   InstrItinData<IIC_MOVSX_R16_M8, [InstrStage<3, [Port0, Port1]>] >,
 142   InstrItinData<IIC_MOVSX_R16_R16, [InstrStage<1, [Port0, Port1]>] >,
 143   InstrItinData<IIC_MOVSX_R32_R32, [InstrStage<1, [Port0, Port1]>] >,
 144   //zero extension movs
 145   InstrItinData<IIC_MOVZX,[InstrStage<1, [Port0]>] >,
 146   InstrItinData<IIC_MOVZX_R16_R8, [InstrStage<2, [Port0, Port1]>] >,
 147   InstrItinData<IIC_MOVZX_R16_M8, [InstrStage<3, [Port0, Port1]>] >,
 148
 149   InstrItinData<IIC_REP_MOVS, [InstrStage<75, [Port0, Port1]>] >,
 150   InstrItinData<IIC_REP_STOS, [InstrStage<74, [Port0, Port1]>] >,
 151
 152   // SSE binary operations
 153   // arithmetic fp scalar
 154   InstrItinData<IIC_SSE_ALU_F32S_RR, [InstrStage<5, [Port1]>] >,
 155   InstrItinData<IIC_SSE_ALU_F32S_RM, [InstrStage<5, [Port0], 0>,
 156                                    InstrStage<5, [Port1]>] >,
 157   InstrItinData<IIC_SSE_ALU_F64S_RR, [InstrStage<5, [Port1]>] >,
 158   InstrItinData<IIC_SSE_ALU_F64S_RM, [InstrStage<5, [Port0], 0>,
 159                                    InstrStage<5, [Port1]>] >,
 160   InstrItinData<IIC_SSE_MUL_F32S_RR, [InstrStage<4, [Port0]>] >,
 161   InstrItinData<IIC_SSE_MUL_F32S_RM, [InstrStage<4, [Port0]>] >,
 162   InstrItinData<IIC_SSE_MUL_F64S_RR, [InstrStage<5, [Port0]>] >,
 163   InstrItinData<IIC_SSE_MUL_F64S_RM, [InstrStage<5, [Port0]>] >,
 164   InstrItinData<IIC_SSE_DIV_F32S_RR, [InstrStage<34, [Port0, Port1]>] >,
 165   InstrItinData<IIC_SSE_DIV_F32S_RM, [InstrStage<34, [Port0, Port1]>] >,
 166   InstrItinData<IIC_SSE_DIV_F64S_RR, [InstrStage<62, [Port0, Port1]>] >,
 167   InstrItinData<IIC_SSE_DIV_F64S_RM, [InstrStage<62, [Port0, Port1]>] >,
 168
 169   InstrItinData<IIC_SSE_COMIS_RR, [InstrStage<9, [Port0, Port1]>] >,
 170   InstrItinData<IIC_SSE_COMIS_RM, [InstrStage<10, [Port0, Port1]>] >,
 171
 172   InstrItinData<IIC_SSE_HADDSUB_RR, [InstrStage<8, [Port0, Port1]>] >,
 173   InstrItinData<IIC_SSE_HADDSUB_RM, [InstrStage<9, [Port0, Port1]>] >,
 174
 175   // arithmetic fp parallel
 176   InstrItinData<IIC_SSE_ALU_F32P_RR, [InstrStage<5, [Port1]>] >,
 177   InstrItinData<IIC_SSE_ALU_F32P_RM, [InstrStage<5, [Port0], 0>,
 178                                    InstrStage<5, [Port1]>] >,
 179   InstrItinData<IIC_SSE_ALU_F64P_RR, [InstrStage<6, [Port0, Port1]>] >,
 180   InstrItinData<IIC_SSE_ALU_F64P_RM, [InstrStage<7, [Port0, Port1]>] >,
 181   InstrItinData<IIC_SSE_MUL_F32P_RR, [InstrStage<5, [Port0]>] >,
 182   InstrItinData<IIC_SSE_MUL_F32P_RM, [InstrStage<5, [Port0]>] >,
 183   InstrItinData<IIC_SSE_MUL_F64P_RR, [InstrStage<9, [Port0, Port1]>] >,
 184   InstrItinData<IIC_SSE_MUL_F64P_RM, [InstrStage<10, [Port0, Port1]>] >,
 185   InstrItinData<IIC_SSE_DIV_F32P_RR, [InstrStage<70, [Port0, Port1]>] >,
 186   InstrItinData<IIC_SSE_DIV_F32P_RM, [InstrStage<70, [Port0, Port1]>] >,
 187   InstrItinData<IIC_SSE_DIV_F64P_RR, [InstrStage<125, [Port0, Port1]>] >,
 188   InstrItinData<IIC_SSE_DIV_F64P_RM, [InstrStage<125, [Port0, Port1]>] >,
 189
 190   // bitwise parallel
 191   InstrItinData<IIC_SSE_BIT_P_RR, [InstrStage<1, [Port0, Port1]>] >,
 192   InstrItinData<IIC_SSE_BIT_P_RM, [InstrStage<1, [Port0]>] >,
 193
 194   // arithmetic int parallel
 195   InstrItinData<IIC_SSE_INTALU_P_RR, [InstrStage<1, [Port0, Port1]>] >,
 196   InstrItinData<IIC_SSE_INTALU_P_RM, [InstrStage<1, [Port0]>] >,
 197   InstrItinData<IIC_SSE_INTALUQ_P_RR, [InstrStage<2, [Port0, Port1]>] >,
 198   InstrItinData<IIC_SSE_INTALUQ_P_RM, [InstrStage<3, [Port0, Port1]>] >,
 199
 200   // multiply int parallel
 201   InstrItinData<IIC_SSE_INTMUL_P_RR, [InstrStage<5, [Port0]>] >,
 202   InstrItinData<IIC_SSE_INTMUL_P_RM, [InstrStage<5, [Port0]>] >,
 203
 204   // shift parallel
 205   InstrItinData<IIC_SSE_INTSH_P_RR, [InstrStage<2, [Port0, Port1]>] >,
 206   InstrItinData<IIC_SSE_INTSH_P_RM, [InstrStage<3, [Port0, Port1]>] >,
 207   InstrItinData<IIC_SSE_INTSH_P_RI, [InstrStage<1, [Port0, Port1]>] >,
 208
 209   InstrItinData<IIC_SSE_INTSHDQ_P_RI, [InstrStage<1, [Port0, Port1]>] >,
 210
 211   InstrItinData<IIC_SSE_SHUFP, [InstrStage<1, [Port0]>] >,
 212   InstrItinData<IIC_SSE_PSHUF_RI, [InstrStage<1, [Port0]>] >,
 213   InstrItinData<IIC_SSE_PSHUF_MI, [InstrStage<1, [Port0]>] >,
 214
 215   InstrItinData<IIC_SSE_UNPCK, [InstrStage<1, [Port0]>] >,
 216
 217   InstrItinData<IIC_SSE_SQRTPS_RR, [InstrStage<70, [Port0, Port1]>] >,
 218   InstrItinData<IIC_SSE_SQRTPS_RM, [InstrStage<70, [Port0, Port1]>] >,
 219   InstrItinData<IIC_SSE_SQRTSS_RR, [InstrStage<34, [Port0, Port1]>] >,
 220   InstrItinData<IIC_SSE_SQRTSS_RM, [InstrStage<34, [Port0, Port1]>] >,
 221
 222   InstrItinData<IIC_SSE_SQRTPD_RR, [InstrStage<125, [Port0, Port1]>] >,
 223   InstrItinData<IIC_SSE_SQRTPD_RM, [InstrStage<125, [Port0, Port1]>] >,
 224   InstrItinData<IIC_SSE_SQRTSD_RR, [InstrStage<62, [Port0, Port1]>] >,
 225   InstrItinData<IIC_SSE_SQRTSD_RM, [InstrStage<62, [Port0, Port1]>] >,
 226
 227   InstrItinData<IIC_SSE_RSQRTPS_RR, [InstrStage<9, [Port0, Port1]>] >,
 228   InstrItinData<IIC_SSE_RSQRTPS_RM, [InstrStage<10, [Port0, Port1]>] >,
 229   InstrItinData<IIC_SSE_RSQRTSS_RR, [InstrStage<4, [Port0]>] >,
 230   InstrItinData<IIC_SSE_RSQRTSS_RM, [InstrStage<4, [Port0]>] >,
 231
 232   InstrItinData<IIC_SSE_RCPP_RR, [InstrStage<9, [Port0, Port1]>] >,
 233   InstrItinData<IIC_SSE_RCPP_RM, [InstrStage<10, [Port0, Port1]>] >,
 234   InstrItinData<IIC_SSE_RCPS_RR, [InstrStage<4, [Port0]>] >,
 235   InstrItinData<IIC_SSE_RCPS_RM, [InstrStage<4, [Port0]>] >,
 236
 237   InstrItinData<IIC_SSE_MOVMSK, [InstrStage<3, [Port0]>] >,
 238   InstrItinData<IIC_SSE_MASKMOV, [InstrStage<2, [Port0, Port1]>] >,
 239
 240   InstrItinData<IIC_SSE_PEXTRW, [InstrStage<4, [Port0, Port1]>] >,
 241   InstrItinData<IIC_SSE_PINSRW, [InstrStage<1, [Port0]>] >,
 242
 243   InstrItinData<IIC_SSE_PABS_RR, [InstrStage<1, [Port0, Port1]>] >,
 244   InstrItinData<IIC_SSE_PABS_RM, [InstrStage<1, [Port0]>] >,
 245
 246   InstrItinData<IIC_SSE_MOV_S_RR, [InstrStage<1, [Port0, Port1]>] >,
 247   InstrItinData<IIC_SSE_MOV_S_RM, [InstrStage<1, [Port0]>] >,
 248   InstrItinData<IIC_SSE_MOV_S_MR, [InstrStage<1, [Port0]>] >,
 249
 250   InstrItinData<IIC_SSE_MOVA_P_RR, [InstrStage<1, [Port0, Port1]>] >,
 251   InstrItinData<IIC_SSE_MOVA_P_RM, [InstrStage<1, [Port0]>] >,
 252   InstrItinData<IIC_SSE_MOVA_P_MR, [InstrStage<1, [Port0]>] >,
 253
 254   InstrItinData<IIC_SSE_MOVU_P_RR, [InstrStage<1, [Port0, Port1]>] >,
 255   InstrItinData<IIC_SSE_MOVU_P_RM, [InstrStage<3, [Port0, Port1]>] >,
 256   InstrItinData<IIC_SSE_MOVU_P_MR, [InstrStage<2, [Port0, Port1]>] >,
 257
 258   InstrItinData<IIC_SSE_MOV_LH, [InstrStage<1, [Port0]>] >,
 259
 260   InstrItinData<IIC_SSE_LDDQU, [InstrStage<3, [Port0, Port1]>] >,
 261
 262   InstrItinData<IIC_SSE_MOVDQ, [InstrStage<1, [Port0]>] >,
 263   InstrItinData<IIC_SSE_MOVD_ToGP, [InstrStage<3, [Port0]>] >,
 264   InstrItinData<IIC_SSE_MOVQ_RR, [InstrStage<1, [Port0, Port1]>] >,
 265
 266   InstrItinData<IIC_SSE_MOVNT, [InstrStage<1, [Port0]>] >,
 267
 268   InstrItinData<IIC_SSE_PREFETCH, [InstrStage<1, [Port0]>] >,
 269   InstrItinData<IIC_SSE_PAUSE, [InstrStage<17, [Port0, Port1]>] >,
 270   InstrItinData<IIC_SSE_LFENCE, [InstrStage<1, [Port0, Port1]>] >,
 271   InstrItinData<IIC_SSE_MFENCE, [InstrStage<1, [Port0]>] >,
 272   InstrItinData<IIC_SSE_SFENCE, [InstrStage<1, [Port0]>] >,
 273   InstrItinData<IIC_SSE_LDMXCSR, [InstrStage<5, [Port0, Port1]>] >,
 274   InstrItinData<IIC_SSE_STMXCSR, [InstrStage<15, [Port0, Port1]>] >,
 275
 276   InstrItinData<IIC_SSE_PHADDSUBD_RR, [InstrStage<3, [Port0, Port1]>] >,
 277   InstrItinData<IIC_SSE_PHADDSUBD_RM, [InstrStage<4, [Port0, Port1]>] >,
 278   InstrItinData<IIC_SSE_PHADDSUBSW_RR, [InstrStage<7, [Port0, Port1]>] >,
 279   InstrItinData<IIC_SSE_PHADDSUBSW_RM, [InstrStage<8, [Port0, Port1]>] >,
 280   InstrItinData<IIC_SSE_PHADDSUBW_RR, [InstrStage<7, [Port0, Port1]>] >,
 281   InstrItinData<IIC_SSE_PHADDSUBW_RM, [InstrStage<8, [Port0, Port1]>] >,
 282   InstrItinData<IIC_SSE_PSHUFB_RR, [InstrStage<4, [Port0, Port1]>] >,
 283   InstrItinData<IIC_SSE_PSHUFB_RM, [InstrStage<5, [Port0, Port1]>] >,
 284   InstrItinData<IIC_SSE_PSIGN_RR, [InstrStage<1, [Port0, Port1]>] >,
 285   InstrItinData<IIC_SSE_PSIGN_RM, [InstrStage<1, [Port0]>] >,
 286
 287   InstrItinData<IIC_SSE_PMADD, [InstrStage<5, [Port0]>] >,
 288   InstrItinData<IIC_SSE_PMULHRSW, [InstrStage<5, [Port0]>] >,
 289   InstrItinData<IIC_SSE_PALIGNRR, [InstrStage<1, [Port0]>] >,
 290   InstrItinData<IIC_SSE_PALIGNRM, [InstrStage<1, [Port0]>] >,
 291   InstrItinData<IIC_SSE_MWAIT, [InstrStage<46, [Port0, Port1]>] >,
 292   InstrItinData<IIC_SSE_MONITOR, [InstrStage<45, [Port0, Port1]>] >,
 293
 294   // conversions
 295   // to/from PD ...
 296   InstrItinData<IIC_SSE_CVT_PD_RR, [InstrStage<7, [Port0, Port1]>] >,
 297   InstrItinData<IIC_SSE_CVT_PD_RM, [InstrStage<8, [Port0, Port1]>] >,
 298   // to/from PS except to/from PD and PS2PI
 299   InstrItinData<IIC_SSE_CVT_PS_RR, [InstrStage<6, [Port0, Port1]>] >,
 300   InstrItinData<IIC_SSE_CVT_PS_RM, [InstrStage<7, [Port0, Port1]>] >,
 301   InstrItinData<IIC_SSE_CVT_Scalar_RR, [InstrStage<6, [Port0, Port1]>] >,
 302   InstrItinData<IIC_SSE_CVT_Scalar_RM, [InstrStage<7, [Port0, Port1]>] >,
 303   InstrItinData<IIC_SSE_CVT_SS2SI32_RR, [InstrStage<8, [Port0, Port1]>] >,
 304   InstrItinData<IIC_SSE_CVT_SS2SI32_RM, [InstrStage<9, [Port0, Port1]>] >,
 305   InstrItinData<IIC_SSE_CVT_SS2SI64_RR, [InstrStage<9, [Port0, Port1]>] >,
 306   InstrItinData<IIC_SSE_CVT_SS2SI64_RM, [InstrStage<10, [Port0, Port1]>] >,
 307   InstrItinData<IIC_SSE_CVT_SD2SI_RR, [InstrStage<8, [Port0, Port1]>] >,
 308   InstrItinData<IIC_SSE_CVT_SD2SI_RM, [InstrStage<9, [Port0, Port1]>] >,
 309
 310   // MMX MOVs
 311   InstrItinData<IIC_MMX_MOV_MM_RM,  [InstrStage<1, [Port0]>] >,
 312   InstrItinData<IIC_MMX_MOV_REG_MM, [InstrStage<3, [Port0]>] >,
 313   InstrItinData<IIC_MMX_MOVQ_RM, [InstrStage<1, [Port0]>] >,
 314   InstrItinData<IIC_MMX_MOVQ_RR, [InstrStage<1, [Port0, Port1]>] >,
 315   // other MMX
 316   InstrItinData<IIC_MMX_ALU_RM,  [InstrStage<1, [Port0]>] >,
 317   InstrItinData<IIC_MMX_ALU_RR,  [InstrStage<1, [Port0, Port1]>] >,
 318   InstrItinData<IIC_MMX_ALUQ_RM, [InstrStage<3, [Port0, Port1]>] >,
 319   InstrItinData<IIC_MMX_ALUQ_RR, [InstrStage<2, [Port0, Port1]>] >,
 320   InstrItinData<IIC_MMX_PHADDSUBW_RM, [InstrStage<6, [Port0, Port1]>] >,
 321   InstrItinData<IIC_MMX_PHADDSUBW_RR, [InstrStage<5, [Port0, Port1]>] >,
 322   InstrItinData<IIC_MMX_PHADDSUBD_RM, [InstrStage<4, [Port0, Port1]>] >,
 323   InstrItinData<IIC_MMX_PHADDSUBD_RR, [InstrStage<3, [Port0, Port1]>] >,
 324   InstrItinData<IIC_MMX_PMUL, [InstrStage<4, [Port0]>] >,
 325   InstrItinData<IIC_MMX_MISC_FUNC_MEM, [InstrStage<1, [Port0]>] >,
 326   InstrItinData<IIC_MMX_MISC_FUNC_REG, [InstrStage<1, [Port0, Port1]>] >,
 327   InstrItinData<IIC_MMX_PSADBW,   [InstrStage<4, [Port0, Port1]>] >,
 328   InstrItinData<IIC_MMX_SHIFT_RI, [InstrStage<1, [Port0, Port1]>] >,
 329   InstrItinData<IIC_MMX_SHIFT_RM, [InstrStage<3, [Port0, Port1]>] >,
 330   InstrItinData<IIC_MMX_SHIFT_RR, [InstrStage<2, [Port0, Port1]>] >,
 331   InstrItinData<IIC_MMX_UNPCK_H_RM, [InstrStage<1, [Port0]>] >,
 332   InstrItinData<IIC_MMX_UNPCK_H_RR, [InstrStage<1, [Port0, Port1]>] >,
 333   InstrItinData<IIC_MMX_UNPCK_L, [InstrStage<1, [Port0]>] >,
 334   InstrItinData<IIC_MMX_PCK_RM,  [InstrStage<1, [Port0]>] >,
 335   InstrItinData<IIC_MMX_PCK_RR,  [InstrStage<1, [Port0, Port1]>] >,
 336   InstrItinData<IIC_MMX_PSHUF,   [InstrStage<1, [Port0]>] >,
 337   InstrItinData<IIC_MMX_PEXTR,   [InstrStage<4, [Port0, Port1]>] >,
 338   InstrItinData<IIC_MMX_PINSRW,  [InstrStage<1, [Port0]>] >,
 339   InstrItinData<IIC_MMX_MASKMOV, [InstrStage<1, [Port0]>] >,
 340   // conversions
 341   // from/to PD
 342   InstrItinData<IIC_MMX_CVT_PD_RR, [InstrStage<7, [Port0, Port1]>] >,
 343   InstrItinData<IIC_MMX_CVT_PD_RM, [InstrStage<8, [Port0, Port1]>] >,
 344   // from/to PI
 345   InstrItinData<IIC_MMX_CVT_PS_RR, [InstrStage<5, [Port1]>] >,
 346   InstrItinData<IIC_MMX_CVT_PS_RM, [InstrStage<5, [Port0], 0>,
 347                                     InstrStage<5, [Port1]>]>,
 348
 349   InstrItinData<IIC_CMPX_LOCK, [InstrStage<14, [Port0, Port1]>] >,
 350   InstrItinData<IIC_CMPX_LOCK_8, [InstrStage<6, [Port0, Port1]>] >,
 351   InstrItinData<IIC_CMPX_LOCK_8B, [InstrStage<18, [Port0, Port1]>] >,
 352   InstrItinData<IIC_CMPX_LOCK_16B, [InstrStage<22, [Port0, Port1]>] >,
 353
 354   InstrItinData<IIC_XADD_LOCK_MEM, [InstrStage<2, [Port0, Port1]>] >,
 355   InstrItinData<IIC_XADD_LOCK_MEM, [InstrStage<3, [Port0, Port1]>] >,
 356
 357   InstrItinData<IIC_FILD, [InstrStage<5, [Port0], 0>, InstrStage<5, [Port1]>] >,
 358   InstrItinData<IIC_FLD,  [InstrStage<1, [Port0]>] >,
 359   InstrItinData<IIC_FLD80, [InstrStage<4, [Port0, Port1]>] >,
 360
 361   InstrItinData<IIC_FST,   [InstrStage<2, [Port0, Port1]>] >,
 362   InstrItinData<IIC_FST80, [InstrStage<5, [Port0, Port1]>] >,
 363   InstrItinData<IIC_FIST,  [InstrStage<6, [Port0, Port1]>] >,
 364
 365   InstrItinData<IIC_FLDZ,   [InstrStage<1, [Port0, Port1]>] >,
 366   InstrItinData<IIC_FUCOM,  [InstrStage<1, [Port1]>] >,
 367   InstrItinData<IIC_FUCOMI, [InstrStage<9, [Port0, Port1]>] >,
 368   InstrItinData<IIC_FCOMI,  [InstrStage<9, [Port0, Port1]>] >,
 369   InstrItinData<IIC_FNSTSW, [InstrStage<10, [Port0, Port1]>] >,
 370   InstrItinData<IIC_FNSTCW, [InstrStage<8, [Port0, Port1]>] >,
 371   InstrItinData<IIC_FLDCW,  [InstrStage<5, [Port0, Port1]>] >,
 372   InstrItinData<IIC_FNINIT, [InstrStage<63, [Port0, Port1]>] >,
 373   InstrItinData<IIC_FFREE,  [InstrStage<1, [Port0, Port1]>] >,
 374   InstrItinData<IIC_FNCLEX, [InstrStage<25, [Port0, Port1]>] >,
 375   InstrItinData<IIC_WAIT,  [InstrStage<1, [Port0, Port1]>] >,
 376   InstrItinData<IIC_FXAM,  [InstrStage<1, [Port0]>] >,
 377   InstrItinData<IIC_FNOP,  [InstrStage<1, [Port0, Port1]>] >,
 378   InstrItinData<IIC_FLDL,  [InstrStage<10, [Port0, Port1]>] >,
 379   InstrItinData<IIC_F2XM1,  [InstrStage<99, [Port0, Port1]>] >,
 380   InstrItinData<IIC_FYL2X,  [InstrStage<146, [Port0, Port1]>] >,
 381   InstrItinData<IIC_FPTAN,  [InstrStage<168, [Port0, Port1]>] >,
 382   InstrItinData<IIC_FPATAN,  [InstrStage<183, [Port0, Port1]>] >,
 383   InstrItinData<IIC_FXTRACT,  [InstrStage<25, [Port0, Port1]>] >,
 384   InstrItinData<IIC_FPREM1,  [InstrStage<71, [Port0, Port1]>] >,
 385   InstrItinData<IIC_FPSTP,  [InstrStage<1, [Port0, Port1]>] >,
 386   InstrItinData<IIC_FPREM,  [InstrStage<55, [Port0, Port1]>] >,
 387   InstrItinData<IIC_FYL2XP1,  [InstrStage<147, [Port0, Port1]>] >,
 388   InstrItinData<IIC_FSINCOS,  [InstrStage<174, [Port0, Port1]>] >,
 389   InstrItinData<IIC_FRNDINT,  [InstrStage<46, [Port0, Port1]>] >,
 390   InstrItinData<IIC_FSCALE,  [InstrStage<77, [Port0, Port1]>] >,
 391   InstrItinData<IIC_FCOMPP,  [InstrStage<1, [Port1]>] >,
 392   InstrItinData<IIC_FXSAVE,  [InstrStage<140, [Port0, Port1]>] >,
 393   InstrItinData<IIC_FXRSTOR,  [InstrStage<141, [Port0, Port1]>] >,
 394   InstrItinData<IIC_FXCH, [InstrStage<1, [Port0], 0>, InstrStage<1, [Port1]>] >,
 395
 396   // System instructions
 397   InstrItinData<IIC_CPUID, [InstrStage<121, [Port0, Port1]>] >,
 398   InstrItinData<IIC_INT,   [InstrStage<127, [Port0, Port1]>] >,
 399   InstrItinData<IIC_INT3,  [InstrStage<130, [Port0, Port1]>] >,
 400   InstrItinData<IIC_INVD,  [InstrStage<1003, [Port0, Port1]>] >,
 401   InstrItinData<IIC_INVLPG, [InstrStage<71, [Port0, Port1]>] >,
 402   InstrItinData<IIC_IRET,  [InstrStage<109, [Port0, Port1]>] >,
 403   InstrItinData<IIC_HLT,   [InstrStage<121, [Port0, Port1]>] >,
 404   InstrItinData<IIC_LXS,   [InstrStage<10, [Port0, Port1]>] >,
 405   InstrItinData<IIC_LTR,   [InstrStage<83, [Port0, Port1]>] >,
 406   InstrItinData<IIC_RDTSC, [InstrStage<30, [Port0, Port1]>] >,
 407   InstrItinData<IIC_RSM,   [InstrStage<741, [Port0, Port1]>] >,
 408   InstrItinData<IIC_SIDT,  [InstrStage<4, [Port0, Port1]>] >,
 409   InstrItinData<IIC_SGDT,  [InstrStage<4, [Port0, Port1]>] >,
 410   InstrItinData<IIC_SLDT,  [InstrStage<3, [Port0, Port1]>] >,
 411   InstrItinData<IIC_STR,    [InstrStage<3, [Port0, Port1]>] >,
 412   InstrItinData<IIC_SWAPGS, [InstrStage<22, [Port0, Port1]>] >,
 413   InstrItinData<IIC_SYSCALL, [InstrStage<96, [Port0, Port1]>] >,
 414   InstrItinData<IIC_SYS_ENTER_EXIT, [InstrStage<88, [Port0, Port1]>] >,
 415
 416   InstrItinData<IIC_IN_RR,  [InstrStage<94, [Port0, Port1]>] >,
 417   InstrItinData<IIC_IN_RI,  [InstrStage<92, [Port0, Port1]>] >,
 418   InstrItinData<IIC_OUT_RR, [InstrStage<68, [Port0, Port1]>] >,
 419   InstrItinData<IIC_OUT_IR, [InstrStage<72, [Port0, Port1]>] >,
 420   InstrItinData<IIC_INS,    [InstrStage<59, [Port0, Port1]>] >,
 421
 422   InstrItinData<IIC_MOV_REG_DR, [InstrStage<88, [Port0, Port1]>] >,
 423   InstrItinData<IIC_MOV_DR_REG, [InstrStage<123, [Port0, Port1]>] >,
 424   // worst case for mov REG_CRx
 425   InstrItinData<IIC_MOV_REG_CR, [InstrStage<12, [Port0, Port1]>] >,
 426   InstrItinData<IIC_MOV_CR_REG, [InstrStage<136, [Port0, Port1]>] >,
 427
 428   InstrItinData<IIC_MOV_REG_SR, [InstrStage<1, [Port0]>] >,
 429   InstrItinData<IIC_MOV_MEM_SR, [InstrStage<2, [Port0, Port1]>] >,
 430   InstrItinData<IIC_MOV_SR_REG, [InstrStage<21, [Port0, Port1]>] >,
 431   InstrItinData<IIC_MOV_SR_MEM, [InstrStage<26, [Port0, Port1]>] >,
 432   // LAR
 433   InstrItinData<IIC_LAR_RM,  [InstrStage<50, [Port0, Port1]>] >,
 434   InstrItinData<IIC_LAR_RR,  [InstrStage<54, [Port0, Port1]>] >,
 435   // LSL
 436   InstrItinData<IIC_LSL_RM,  [InstrStage<46, [Port0, Port1]>] >,
 437   InstrItinData<IIC_LSL_RR,  [InstrStage<49, [Port0, Port1]>] >,
 438
 439   InstrItinData<IIC_LGDT, [InstrStage<44, [Port0, Port1]>] >,
 440   InstrItinData<IIC_LIDT, [InstrStage<44, [Port0, Port1]>] >,
 441   InstrItinData<IIC_LLDT_REG, [InstrStage<60, [Port0, Port1]>] >,
 442   InstrItinData<IIC_LLDT_MEM, [InstrStage<64, [Port0, Port1]>] >,
 443   // push control register, segment registers
 444   InstrItinData<IIC_PUSH_CS, [InstrStage<2, [Port0, Port1]>] >,
 445   InstrItinData<IIC_PUSH_SR, [InstrStage<2, [Port0, Port1]>] >,
 446   // pop control register, segment registers
 447   InstrItinData<IIC_POP_SR,    [InstrStage<29, [Port0, Port1]>] >,
 448   InstrItinData<IIC_POP_SR_SS, [InstrStage<48, [Port0, Port1]>] >,
 449   // VERR, VERW
 450   InstrItinData<IIC_VERR,     [InstrStage<41, [Port0, Port1]>] >,
 451   InstrItinData<IIC_VERW_REG, [InstrStage<51, [Port0, Port1]>] >,
 452   InstrItinData<IIC_VERW_MEM, [InstrStage<50, [Port0, Port1]>] >,
 453   // WRMSR, RDMSR
 454   InstrItinData<IIC_WRMSR, [InstrStage<202, [Port0, Port1]>] >,
 455   InstrItinData<IIC_RDMSR, [InstrStage<78, [Port0, Port1]>] >,
 456   InstrItinData<IIC_RDPMC, [InstrStage<46, [Port0, Port1]>] >,
 457   // SMSW, LMSW
 458   InstrItinData<IIC_SMSW, [InstrStage<9, [Port0, Port1]>] >,
 459   InstrItinData<IIC_LMSW_REG, [InstrStage<69, [Port0, Port1]>] >,
 460   InstrItinData<IIC_LMSW_MEM, [InstrStage<67, [Port0, Port1]>] >,
 461
 462   InstrItinData<IIC_ENTER, [InstrStage<32, [Port0, Port1]>] >,
 463   InstrItinData<IIC_LEAVE, [InstrStage<2, [Port0, Port1]>] >,
 464
 465   InstrItinData<IIC_POP_MEM, [InstrStage<3, [Port0, Port1]>] >,
 466   InstrItinData<IIC_POP_REG16, [InstrStage<2, [Port0, Port1]>] >,
 467   InstrItinData<IIC_POP_REG, [InstrStage<1, [Port0], 0>,
 468                             InstrStage<1, [Port1]>] >,
 469   InstrItinData<IIC_POP_F, [InstrStage<32, [Port0, Port1]>] >,
 470   InstrItinData<IIC_POP_FD, [InstrStage<26, [Port0, Port1]>] >,
 471   InstrItinData<IIC_POP_A, [InstrStage<9, [Port0, Port1]>] >,
 472
 473   InstrItinData<IIC_PUSH_IMM, [InstrStage<1, [Port0], 0>,
 474                                InstrStage<1, [Port1]>] >,
 475   InstrItinData<IIC_PUSH_MEM, [InstrStage<2, [Port0, Port1]>] >,
 476   InstrItinData<IIC_PUSH_REG, [InstrStage<1, [Port0], 0>,
 477                                InstrStage<1, [Port1]>] >,
 478   InstrItinData<IIC_PUSH_F, [InstrStage<9, [Port0, Port1]>] >,
 479   InstrItinData<IIC_PUSH_A, [InstrStage<8, [Port0, Port1]>] >,
 480
 481   InstrItinData<IIC_BSWAP, [InstrStage<1, [Port0]>] >,
 482   InstrItinData<IIC_BIT_SCAN_MEM, [InstrStage<16, [Port0, Port1]>] >,
 483   InstrItinData<IIC_BIT_SCAN_REG, [InstrStage<16, [Port0, Port1]>] >,
 484   InstrItinData<IIC_MOVS, [InstrStage<3, [Port0, Port1]>] >,
 485   InstrItinData<IIC_STOS, [InstrStage<1, [Port0, Port1]>] >,
 486   InstrItinData<IIC_SCAS, [InstrStage<2, [Port0, Port1]>] >,
 487   InstrItinData<IIC_CMPS, [InstrStage<3, [Port0, Port1]>] >,
 488   InstrItinData<IIC_MOV, [InstrStage<1, [Port0, Port1]>] >,
 489   InstrItinData<IIC_MOV_MEM, [InstrStage<1, [Port0]>] >,
 490   InstrItinData<IIC_AHF, [InstrStage<1, [Port0, Port1]>] >,
 491   InstrItinData<IIC_BT_MI, [InstrStage<1, [Port0, Port1]>] >,
 492   InstrItinData<IIC_BT_MR, [InstrStage<9, [Port0, Port1]>] >,
 493   InstrItinData<IIC_BT_RI, [InstrStage<1, [Port1]>] >,
 494   InstrItinData<IIC_BT_RR, [InstrStage<1, [Port1]>] >,
 495   InstrItinData<IIC_BTX_MI, [InstrStage<2, [Port0, Port1]>] >,
 496   InstrItinData<IIC_BTX_MR, [InstrStage<11, [Port0, Port1]>] >,
 497   InstrItinData<IIC_BTX_RI, [InstrStage<1, [Port1]>] >,
 498   InstrItinData<IIC_BTX_RR, [InstrStage<1, [Port1]>] >,
 499   InstrItinData<IIC_XCHG_REG, [InstrStage<2, [Port0, Port1]>] >,
 500   InstrItinData<IIC_XCHG_MEM, [InstrStage<3, [Port0, Port1]>] >,
 501   InstrItinData<IIC_XADD_REG, [InstrStage<2, [Port0, Port1]>] >,
 502   InstrItinData<IIC_XADD_MEM, [InstrStage<3, [Port0, Port1]>] >,
 503   InstrItinData<IIC_CMPXCHG_MEM, [InstrStage<14, [Port0, Port1]>] >,
 504   InstrItinData<IIC_CMPXCHG_REG, [InstrStage<15, [Port0, Port1]>] >,
 505   InstrItinData<IIC_CMPXCHG_MEM8, [InstrStage<6, [Port0, Port1]>] >,
 506   InstrItinData<IIC_CMPXCHG_REG8, [InstrStage<9, [Port0, Port1]>] >,
 507   InstrItinData<IIC_CMPXCHG_8B, [InstrStage<18, [Port0, Port1]>] >,
 508   InstrItinData<IIC_CMPXCHG_16B, [InstrStage<22, [Port0, Port1]>] >,
 509   InstrItinData<IIC_LODS, [InstrStage<2, [Port0, Port1]>] >,
 510   InstrItinData<IIC_OUTS, [InstrStage<74, [Port0, Port1]>] >,
 511   InstrItinData<IIC_CLC, [InstrStage<1, [Port0, Port1]>] >,
 512   InstrItinData<IIC_CLD, [InstrStage<3, [Port0, Port1]>] >,
 513   InstrItinData<IIC_CLI, [InstrStage<14, [Port0, Port1]>] >,
 514   InstrItinData<IIC_CMC, [InstrStage<1, [Port0, Port1]>] >,
 515   InstrItinData<IIC_CLTS, [InstrStage<33, [Port0, Port1]>] >,
 516   InstrItinData<IIC_STC, [InstrStage<1, [Port0, Port1]>] >,
 517   InstrItinData<IIC_STI, [InstrStage<17, [Port0, Port1]>] >,
 518   InstrItinData<IIC_STD, [InstrStage<21, [Port0, Port1]>] >,
 519   InstrItinData<IIC_XLAT, [InstrStage<6, [Port0, Port1]>] >,
 520   InstrItinData<IIC_AAA, [InstrStage<13, [Port0, Port1]>] >,
 521   InstrItinData<IIC_AAD, [InstrStage<7, [Port0, Port1]>] >,
 522   InstrItinData<IIC_AAM, [InstrStage<21, [Port0, Port1]>] >,
 523   InstrItinData<IIC_AAS, [InstrStage<13, [Port0, Port1]>] >,
 524   InstrItinData<IIC_DAA, [InstrStage<18, [Port0, Port1]>] >,
 525   InstrItinData<IIC_DAS, [InstrStage<20, [Port0, Port1]>] >,
 526   InstrItinData<IIC_BOUND, [InstrStage<11, [Port0, Port1]>] >,
 527   InstrItinData<IIC_ARPL_REG, [InstrStage<24, [Port0, Port1]>] >,
 528   InstrItinData<IIC_ARPL_MEM, [InstrStage<23, [Port0, Port1]>] >,
 529   InstrItinData<IIC_MOVBE, [InstrStage<1, [Port0]>] >,
 530   InstrItinData<IIC_CBW, [InstrStage<4, [Port0, Port1]>] >,
 531   InstrItinData<IIC_MMX_EMMS, [InstrStage<5, [Port0, Port1]>] >,
 532
 533   InstrItinData<IIC_NOP, [InstrStage<1, [Port0, Port1]>] >
 534   ]>;
 535
 536 // Atom machine model.
 537 def AtomModel : SchedMachineModel {
 538   let IssueWidth = 2;  // Allows 2 instructions per scheduling group.
 539   let MicroOpBufferSize = 0; // In-order execution, always hide latency.
 540   let LoadLatency = 3; // Expected cycles, may be overriden by OperandCycles.
 541   let HighLatency = 30;// Expected, may be overriden by OperandCycles.
 542
 543   // On the Atom, the throughput for taken branches is 2 cycles. For small
 544   // simple loops, expand by a small factor to hide the backedge cost.
 545   let LoopMicroOpBufferSize = 10;
 546   let PostRAScheduler = 1;
 547
 548   let Itineraries = AtomItineraries;
 549 }