diff options
Diffstat (limited to 'compiler_and_linker/unsorted/MachineSimulationAltiVec.c')
| -rw-r--r-- | compiler_and_linker/unsorted/MachineSimulationAltiVec.c | 752 |
1 files changed, 0 insertions, 752 deletions
diff --git a/compiler_and_linker/unsorted/MachineSimulationAltiVec.c b/compiler_and_linker/unsorted/MachineSimulationAltiVec.c deleted file mode 100644 index d261ee9..0000000 --- a/compiler_and_linker/unsorted/MachineSimulationAltiVec.c +++ /dev/null @@ -1,752 +0,0 @@ -#include "compiler/Scheduler.h" -#include "compiler/CError.h" -#include "compiler/PCode.h" -#include "compiler/PCodeInfo.h" - -// https://www.nxp.com/docs/en/reference-manual/MPC7450UM.pdf - -typedef enum Stage { - BPU, // Branch Prediction Unit - - IU2_1, // Multiple-Cycle Integer Unit - IU2_2, - IU2_3, - - IU1a, // Single-Cycle Integer Unit - IU1b, // Single-Cycle Integer Unit - IU1c, // Single-Cycle Integer Unit - - LSU_1, // Load/Store Unit - LSU_2, - LSU_3, - LSU_4, - - FPU_1, // Floating-Point Unit - FPU_2, - FPU_3, - FPU_4, - - VIU1, // Vector Simple Integer Unit - - VPU_1, // Vector Permute Unit - VPU_2, - - VIU2_1, // Vector Complex Integer Unit - VIU2_2, - VIU2_3, - VIU2_4, - - VFPU_1, // Vector Floating-Point Unit - VFPU_2, - VFPU_3, - VFPU_4, - - NumStages -} Stage; - -static struct { - // the instruction currently in this pipeline stage - PCode *instr; - - // how many cycles are left for this instruction to finish - int remaining; -} pipeline_altivec[NumStages]; - -enum { - Queue0, - Queue1, - Queue2, - Queue3, - Queue4, - Queue5, - Queue6, - Queue7, - NumQueues -}; - -static int fetchqueues[NumQueues]; - -enum { - MaxEntries = 16 -}; - -static struct { - // how many entries remain unused in the queue - unsigned int free; - - // how many entries are currently used in the queue - unsigned int used; - - // the index of the next instruction that will be retired - unsigned int nextToRetire; - - // the index of the next free slot that will be used when an instruction is dispatched - unsigned int nextFreeSlot; - - // circular array of entries in the completion queue - struct { - PCode *instr; - int completed; - } entries[MaxEntries]; -} completionbuffers; - -static struct { - short index; - - // the initial stage for this instruction - Stage stage; - - // the total amount of cycles required by this instruction - char latency; - - // how long it takes to finish each stage - char cycles[4]; - - // does this instruction serialise? - char serializes; - - char unused; -} instruction_timing[] = { - 0, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_B - 1, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BL - 2, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BC - 3, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BCLR - 4, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BCCTR - 5, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BT - 6, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BTLR - 7, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BTCTR - 8, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BF - 9, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BFLR - 10, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BFCTR - 11, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BDNZ - 12, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BDNZT - 13, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BDNZF - 14, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BDZ - 15, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BDZT - 16, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BDZF - 17, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BLR - 18, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BCTR - 19, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BCTRL - 20, BPU, 0, 0, 0, 0, 0, 0, 0, // PC_BLRL - 21, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LBZ - 22, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LBZU - 23, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LBZX - 24, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LBZUX - 25, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LHZ - 26, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LHZU - 27, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LHZX - 28, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LHZUX - 29, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LHA - 30, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LHAU - 31, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LHAX - 32, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LHAUX - 33, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LHBRX - 34, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LWZ - 35, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LWZU - 36, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LWZX - 37, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LWZUX - 38, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LWBRX - 39, LSU_1, 3, 3, 0, 0, 0, 0, 0, // PC_LMW - 40, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STB - 41, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STBU - 42, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STBX - 43, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STBUX - 44, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STH - 45, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STHU - 46, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STHX - 47, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STHUX - 48, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STHBRX - 49, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STW - 50, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STWU - 51, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STWX - 52, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STWUX - 53, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STWBRX - 54, LSU_1, 3, 3, 0, 0, 0, 0, 0, // PC_STMW - 55, LSU_1, 3, 3, 0, 0, 0, 0, 0, // PC_DCBF - 56, LSU_1, 3, 3, 0, 0, 0, 0, 0, // PC_DCBST - 57, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_DCBT - 58, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_DCBTST - 59, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_DCBZ - 60, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_ADD - 61, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_ADDC - 62, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_ADDE - 63, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_ADDI - 64, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_ADDIC - 65, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_ADDICR - 66, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_ADDIS - 67, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_ADDME - 68, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_ADDZE - 69, IU2_1, 23, 23, 0, 0, 0, 0, 0, // PC_DIVW - 70, IU2_1, 23, 23, 0, 0, 0, 0, 0, // PC_DIVWU - 71, IU2_1, 4, 2, 2, 0, 0, 0, 0, // PC_MULHW - 72, IU2_1, 4, 2, 2, 0, 0, 0, 0, // PC_MULHWU - 73, IU2_1, 3, 1, 1, 1, 0, 0, 0, // PC_MULLI - 74, IU2_1, 4, 2, 2, 0, 0, 0, 0, // PC_MULLW - 75, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_NEG - 76, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_SUBF - 77, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_SUBFC - 78, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_SUBFE - 79, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_SUBFIC - 80, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_SUBFME - 81, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_SUBFZE - 82, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_CMPI - 83, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_CMP - 84, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_CMPLI - 85, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_CMPL - 86, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_ANDI - 87, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_ANDIS - 88, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_ORI - 89, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_ORIS - 90, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_XORI - 91, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_XORIS - 92, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_AND - 93, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_OR - 94, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_XOR - 95, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_NAND - 96, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_NOR - 97, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_EQV - 98, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_ANDC - 99, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_ORC - 100, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_EXTSB - 101, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_EXTSH - 102, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_CNTLZW - 103, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_RLWINM - 104, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_RLWNM - 105, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_RLWIMI - 106, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_SLW - 107, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_SRW - 108, IU1a, 2, 2, 0, 0, 0, 0, 0, // PC_SRAWI - 109, IU1a, 2, 2, 0, 0, 0, 0, 0, // PC_SRAW - 110, IU2_1, 2, 2, 0, 0, 0, 1, 0, // PC_CRAND - 111, IU2_1, 2, 2, 0, 0, 0, 1, 0, // PC_CRANDC - 112, IU2_1, 2, 2, 0, 0, 0, 1, 0, // PC_CREQV - 113, IU2_1, 2, 2, 0, 0, 0, 1, 0, // PC_CRNAND - 114, IU2_1, 2, 2, 0, 0, 0, 1, 0, // PC_CRNOR - 115, IU2_1, 2, 2, 0, 0, 0, 1, 0, // PC_CROR - 116, IU2_1, 2, 2, 0, 0, 0, 1, 0, // PC_CRORC - 117, IU2_1, 2, 2, 0, 0, 0, 1, 0, // PC_CRXOR - 118, IU2_1, 1, 1, 0, 0, 0, 1, 0, // PC_MCRF - 119, IU2_1, 2, 2, 0, 0, 0, 1, 0, // PC_MTXER - 120, IU2_1, 2, 2, 0, 0, 0, 1, 0, // PC_MTCTR - 121, IU2_1, 2, 2, 0, 0, 0, 1, 0, // PC_MTLR - 122, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_MTCRF - 123, IU2_1, 2, 2, 0, 0, 0, 1, 0, // PC_MTMSR - 124, IU2_1, 3, 3, 0, 0, 0, 1, 0, // PC_MTSPR - 125, IU2_1, 3, 2, 1, 0, 0, 0, 0, // PC_MFMSR - 126, IU2_1, 3, 3, 0, 0, 0, 1, 0, // PC_MFSPR - 127, IU2_1, 1, 1, 0, 0, 0, 1, 0, // PC_MFXER - 128, IU2_1, 1, 1, 0, 0, 0, 1, 0, // PC_MFCTR - 129, IU2_1, 1, 1, 0, 0, 0, 1, 0, // PC_MFLR - 130, IU2_1, 2, 2, 0, 0, 0, 1, 0, // PC_MFCR - 131, FPU_1, 5, 5, 0, 0, 0, 1, 0, // PC_MFFS - 132, FPU_1, 5, 5, 0, 0, 0, 1, 0, // PC_MTFSF - 133, LSU_1, 3, 3, 0, 0, 0, 1, 0, // PC_EIEIO - 134, IU2_1, 1, 1, 0, 0, 0, 1, 0, // PC_ISYNC - 135, LSU_1, 35, 35, 0, 0, 0, 1, 0, // PC_SYNC - 136, IU2_1, 1, 1, 0, 0, 0, 1, 0, // PC_RFI - 137, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_LI - 138, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_LIS - 139, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_MR - 140, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_NOP - 141, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_NOT - 142, LSU_1, 4, 1, 1, 1, 1, 0, 0, // PC_LFS - 143, LSU_1, 4, 1, 1, 1, 1, 0, 0, // PC_LFSU - 144, LSU_1, 4, 1, 1, 1, 1, 0, 0, // PC_LFSX - 145, LSU_1, 4, 1, 1, 1, 1, 0, 0, // PC_LFSUX - 146, LSU_1, 4, 1, 1, 1, 1, 0, 0, // PC_LFD - 147, LSU_1, 4, 1, 1, 1, 1, 0, 0, // PC_LFDU - 148, LSU_1, 4, 1, 1, 1, 1, 0, 0, // PC_LFDX - 149, LSU_1, 4, 1, 1, 1, 1, 0, 0, // PC_LFDUX - 150, LSU_1, 3, 3, 0, 0, 0, 0, 0, // PC_STFS - 151, LSU_1, 3, 3, 0, 0, 0, 0, 0, // PC_STFSU - 152, LSU_1, 3, 3, 0, 0, 0, 0, 0, // PC_STFSX - 153, LSU_1, 3, 3, 0, 0, 0, 0, 0, // PC_STFSUX - 154, LSU_1, 3, 3, 0, 0, 0, 0, 0, // PC_STFD - 155, LSU_1, 3, 3, 0, 0, 0, 0, 0, // PC_STFDU - 156, LSU_1, 3, 3, 0, 0, 0, 0, 0, // PC_STFDX - 157, LSU_1, 3, 3, 0, 0, 0, 0, 0, // PC_STFDUX - 158, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FMR - 159, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FABS - 160, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FNEG - 161, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FNABS - 162, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FADD - 163, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FADDS - 164, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FSUB - 165, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FSUBS - 166, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FMUL - 167, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FMULS - 168, FPU_1, 35, 35, 0, 0, 0, 0, 0, // PC_FDIV - 169, FPU_1, 21, 21, 0, 0, 0, 0, 0, // PC_FDIVS - 170, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FMADD - 171, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FMADDS - 172, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FMSUB - 173, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FMSUBS - 174, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FNMADD - 175, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FNMADDS - 176, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FNMSUB - 177, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FNMSUBS - 178, FPU_1, 14, 14, 0, 0, 0, 0, 0, // PC_FRES - 179, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FRSQRTE - 180, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FSEL - 181, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FRSP - 182, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FCTIW - 183, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FCTIWZ - 184, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FCMPU - 185, FPU_1, 5, 1, 1, 1, 2, 0, 0, // PC_FCMPO - 186, LSU_1, 3, 3, 0, 0, 0, 1, 0, // PC_LWARX - 187, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LSWI - 188, LSU_1, 3, 3, 0, 0, 0, 0, 0, // PC_LSWX - 189, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STFIWX - 190, LSU_1, 3, 3, 0, 0, 0, 0, 0, // PC_STSWI - 191, LSU_1, 3, 3, 0, 0, 0, 0, 0, // PC_STSWX - 192, LSU_1, 3, 1, 1, 1, 0, 1, 0, // PC_STWCX - 193, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_ECIWX - 194, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_ECOWX - 195, LSU_1, 3, 3, 0, 0, 0, 0, 0, // PC_DCBI - 196, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_ICBI - 197, IU2_1, 5, 5, 0, 0, 0, 1, 0, // PC_MCRFS - 198, IU2_1, 2, 2, 0, 0, 0, 1, 0, // PC_MCRXR - 199, IU2_1, 5, 5, 0, 0, 0, 0, 0, // PC_MFTB - 200, IU2_1, 4, 1, 3, 0, 0, 0, 0, // PC_MFSR - 201, IU2_1, 2, 2, 0, 0, 0, 1, 0, // PC_MTSR - 202, IU2_1, 4, 1, 3, 0, 0, 0, 0, // PC_MFSRIN - 203, IU2_1, 2, 2, 0, 0, 0, 1, 0, // PC_MTSRIN - 204, FPU_1, 5, 5, 0, 0, 0, 1, 0, // PC_MTFSB0 - 205, FPU_1, 5, 5, 0, 0, 0, 1, 0, // PC_MTFSB1 - 206, FPU_1, 5, 5, 0, 0, 0, 0, 0, // PC_MTFSFI - 207, IU2_1, 1, 1, 0, 0, 0, 1, 0, // PC_SC - 208, FPU_1, 1, 1, 0, 0, 0, 0, 0, // PC_FSQRT - 209, FPU_1, 1, 1, 0, 0, 0, 0, 0, // PC_FSQRTS - 210, LSU_1, 1, 1, 0, 0, 0, 0, 0, // PC_TLBIA - 211, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_TLBIE - 212, LSU_1, 3, 3, 0, 0, 0, 0, 0, // PC_TLBLD - 213, LSU_1, 3, 3, 0, 0, 0, 1, 0, // PC_TLBLI - 214, LSU_1, 3, 3, 0, 0, 0, 1, 0, // PC_TLBSYNC - 215, IU1a, 2, 2, 0, 0, 0, 0, 0, // PC_TW - 216, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_TRAP - 217, IU1a, 2, 2, 0, 0, 0, 0, 0, // PC_TWI - 218, IU1a, 1, 1, 0, 0, 0, 1, 0, // PC_OPWORD - 219, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_MFROM - 220, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_DSA - 221, IU1a, 1, 1, 0, 0, 0, 0, 0, // PC_ESA - 222, IU1a, 1, 0, 0, 0, 0, 0, 0, // PC_DCCCI - 223, IU1a, 1, 0, 0, 0, 0, 0, 0, // PC_DCREAD - 224, IU1a, 1, 0, 0, 0, 0, 0, 0, // PC_ICBT - 225, IU1a, 1, 0, 0, 0, 0, 0, 0, // PC_ICCCI - 226, IU1a, 1, 0, 0, 0, 0, 0, 0, // PC_ICREAD - 227, IU1a, 1, 0, 0, 0, 0, 0, 0, // PC_RFCI - 228, IU1a, 1, 0, 0, 0, 0, 0, 0, // PC_TLBRE - 229, IU1a, 1, 0, 0, 0, 0, 0, 0, // PC_TLBSX - 230, IU1a, 1, 0, 0, 0, 0, 0, 0, // PC_TLBWE - 231, IU1a, 1, 0, 0, 0, 0, 0, 0, // PC_WRTEE - 232, IU1a, 1, 0, 0, 0, 0, 0, 0, // PC_WRTEEI - 233, IU1a, 1, 0, 0, 0, 0, 0, 0, // PC_MFDCR - 234, IU1a, 1, 0, 0, 0, 0, 0, 0, // PC_MTDCR - 235, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_DCBA - 236, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_DSS - 237, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_DSSALL - 238, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_DST - 239, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_DSTT - 240, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_DSTST - 241, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_DSTSTT - 242, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LVEBX - 243, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LVEHX - 244, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LVEWX - 245, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LVSL - 246, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LVSR - 247, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LVX - 248, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_LVXL - 249, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STVEBX - 250, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STVEHX - 251, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STVEWX - 252, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STVX - 253, LSU_1, 3, 1, 1, 1, 0, 0, 0, // PC_STVXL - 254, VFPU_1, 2, 2, 0, 0, 0, 1, 0, // PC_MFVSCR - 255, VFPU_1, 2, 2, 0, 0, 0, 1, 0, // PC_MTVSCR - 256, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VADDCUW - 257, VFPU_1, 4, 1, 1, 1, 1, 0, 0, // PC_VADDFP - 258, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VADDSBS - 259, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VADDSHS - 260, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VADDSWS - 261, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VADDUBM - 262, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VADDUBS - 263, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VADDUHM - 264, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VADDUHS - 265, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VADDUWM - 266, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VADDUWS - 267, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VAND - 268, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VANDC - 269, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VAVGSB - 270, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VAVGSH - 271, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VAVGSW - 272, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VAVGUB - 273, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VAVGUH - 274, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VAVGUW - 275, VFPU_1, 4, 1, 1, 1, 1, 0, 0, // PC_VCFSX - 276, VFPU_1, 4, 1, 1, 1, 1, 0, 0, // PC_VCFUX - 277, VFPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VCMPBFP - 278, VFPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VCMPEQFP - 279, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VCMPEQUB - 280, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VCMPEQUH - 281, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VCMPEQUW - 282, VFPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VCMPGEFP - 283, VFPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VCMPGTFP - 284, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VCMPGTSB - 285, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VCMPGTSH - 286, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VCMPGTSW - 287, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VCMPGTUB - 288, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VCMPGTUH - 289, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VCMPGTUW - 290, VFPU_1, 4, 1, 1, 1, 1, 0, 0, // PC_VCTSXS - 291, VFPU_1, 4, 1, 1, 1, 1, 0, 0, // PC_VCTUXS - 292, VFPU_1, 4, 1, 1, 1, 1, 0, 0, // PC_VEXPTEFP - 293, VFPU_1, 4, 1, 1, 1, 1, 0, 0, // PC_VLOGEFP - 294, VFPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VMAXFP - 295, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VMAXSB - 296, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VMAXSH - 297, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VMAXSW - 298, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VMAXUB - 299, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VMAXUH - 300, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VMAXUW - 301, VFPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VMINFP - 302, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VMINSB - 303, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VMINSH - 304, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VMINSW - 305, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VMINUB - 306, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VMINUH - 307, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VMINUW - 308, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VMRGHB - 309, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VMRGHH - 310, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VMRGHW - 311, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VMRGLB - 312, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VMRGLH - 313, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VMRGLW - 314, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VMULESB - 315, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VMULESH - 316, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VMULEUB - 317, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VMULEUH - 318, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VMULOSB - 319, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VMULOSH - 320, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VMULOUB - 321, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VMULOUH - 322, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VNOR - 323, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VOR - 324, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VPKPX - 325, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VPKSHSS - 326, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VPKSHUS - 327, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VPKSWSS - 328, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VPKSWUS - 329, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VPKUHUM - 330, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VPKUHUS - 331, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VPKUWUM - 332, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VPKUWUS - 333, VFPU_1, 4, 1, 1, 1, 1, 0, 0, // PC_VREFP - 334, VFPU_1, 4, 1, 1, 1, 1, 0, 0, // PC_VRFIM - 335, VFPU_1, 4, 1, 1, 1, 1, 0, 0, // PC_VRFIN - 336, VFPU_1, 4, 1, 1, 1, 1, 0, 0, // PC_VRFIP - 337, VFPU_1, 4, 1, 1, 1, 1, 0, 0, // PC_VRFIZ - 338, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VRLB - 339, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VRLH - 340, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VRLW - 341, VFPU_1, 4, 1, 1, 1, 1, 0, 0, // PC_VRSQRTEFP - 342, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VSL - 343, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSLB - 344, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSLH - 345, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VSLO - 346, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSLW - 347, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VSPLTB - 348, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VSPLTH - 349, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VSPLTW - 350, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VSPLTISB - 351, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VSPLTISH - 352, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VSPLTISW - 353, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VSR - 354, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSRAB - 355, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSRAH - 356, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSRAW - 357, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSRB - 358, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSRH - 359, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VSRO - 360, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSRW - 361, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSUBCUW - 362, VFPU_1, 4, 1, 1, 1, 1, 0, 0, // PC_VSUBFP - 363, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSUBSBS - 364, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSUBSHS - 365, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSUBSWS - 366, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSUBUBM - 367, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSUBUBS - 368, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSUBUHM - 369, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSUBUHS - 370, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSUBUWM - 371, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSUBUWS - 372, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VSUMSWS - 373, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VSUM2SWS - 374, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VSUM4SBS - 375, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VSUM4SHS - 376, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VSUM4UBS - 377, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VUPKHPX - 378, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VUPKHSB - 379, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VUPKHSH - 380, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VUPKLPX - 381, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VUPKLSB - 382, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VUPKLSH - 383, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VXOR - 384, VFPU_1, 4, 1, 1, 1, 1, 0, 0, // PC_VMADDFP - 385, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VMHADDSHS - 386, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VMHRADDSHS - 387, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VMLADDUHM - 388, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VMSUMMBM - 389, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VMSUMSHM - 390, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VMSUMSHS - 391, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VMSUMUBM - 392, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VMSUMUHM - 393, VIU2_1, 4, 1, 1, 1, 1, 0, 0, // PC_VMSUMUHS - 394, VFPU_1, 4, 1, 1, 1, 1, 0, 0, // PC_VNMSUBFP - 395, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VPERM - 396, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VSEL - 397, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VSLDOI - 398, VIU1, 1, 1, 0, 0, 0, 0, 0, // PC_VMR - 399, VPU_1, 2, 1, 1, 0, 0, 0, 0, // PC_VMRP - -1, IU2_1, 1, 1, 0, 0, 0, 1, 0 -}; - -enum { NumPipelineUnits = 6 }; -static struct { - Stage start, end; -} pipeline_units[8] = { - IU2_1, IU2_3, - LSU_1, LSU_4, - FPU_1, FPU_4, - VPU_1, VPU_2, - VIU2_1, VIU2_4, - VFPU_1, VFPU_4 -}; - -enum { NumFinalStages = 11 }; -static Stage finalstages[16] = { - BPU, IU2_3, IU1a, IU1b, - IU1c, LSU_4, FPU_4, VIU1, - VPU_2, VIU2_4, VFPU_4 -}; - -// forward decl -static void complete_instruction(int stage); - -static void advance(int firstStage, int oldStage, int newStage) { - PCode *instr = pipeline_altivec[oldStage].instr; - int cycles = instruction_timing[instr->op].cycles[newStage - firstStage]; - pipeline_altivec[newStage].instr = instr; - pipeline_altivec[newStage].remaining = cycles; - pipeline_altivec[oldStage].instr = NULL; - pipeline_altivec[oldStage].remaining = 0; - if (cycles == 0) - complete_instruction(newStage); -} - -static void assign_completion_buffer(PCode *instr) { - completionbuffers.used++; - completionbuffers.free--; - completionbuffers.entries[completionbuffers.nextFreeSlot].instr = instr; - completionbuffers.entries[completionbuffers.nextFreeSlot].completed = 0; - completionbuffers.nextFreeSlot = (completionbuffers.nextFreeSlot + 1) % MaxEntries; -} - -static void complete_instruction(int stage) { - PCode *instr = pipeline_altivec[stage].instr; - int buf = 0; - while (buf < MaxEntries && completionbuffers.entries[buf].instr != instr) - buf++; - - completionbuffers.entries[buf].completed = 1; - pipeline_altivec[stage].instr = NULL; -} - -static void retire_instruction(void) { - completionbuffers.entries[completionbuffers.nextToRetire].instr = NULL; - completionbuffers.entries[completionbuffers.nextToRetire].completed = 0; - completionbuffers.used--; - completionbuffers.free++; - completionbuffers.nextToRetire = (completionbuffers.nextToRetire + 1) % MaxEntries; -} - -static int latency(PCode *instr) { - int cycles = instruction_timing[instr->op].latency; - if (PCODE_FLAG_SET_F(instr) & fRecordBit) - cycles += 1; - if (instr->op == PC_LMW || instr->op == PC_STMW) - cycles += instr->argCount - 2; - return cycles; -} - -static void initialize(void) { - int stage; - int i; - - fetchqueues[Queue0] = 1; - for (i = 1; i < NumQueues; i++) - fetchqueues[i] = 0; - - for (stage = 0; stage < NumStages; stage++) - pipeline_altivec[stage].instr = NULL; - - completionbuffers.free = MaxEntries; - completionbuffers.used = 0; - completionbuffers.nextToRetire = 0; - completionbuffers.nextFreeSlot = 0; - for (i = 0; i < MaxEntries; i++) { - completionbuffers.entries[i].instr = NULL; - completionbuffers.entries[i].completed = 0; - } -} - -static int can_issue(PCode *instr) { - int stage; - - if (completionbuffers.free == 0) - return 0; - - stage = instruction_timing[instr->op].stage; - - if (stage == IU1a) { - int isClear1 = !pipeline_altivec[IU1a].instr; - int isClear2 = !pipeline_altivec[IU1b].instr; - if (!isClear1 && !isClear2) - return 0; - } else { - if (pipeline_altivec[stage].instr) - return 0; - } - - if (fetchqueues[Queue1] <= 0) - return 0; - - if (stage == FPU_1) { - if (fetchqueues[Queue2] < 1 || fetchqueues[Queue5] >= 1) - return 0; - } else if (stage >= VIU1 && stage <= VFPU_1) { - if (fetchqueues[Queue4] < 1 || fetchqueues[Queue7] >= 2) - return 0; - } else if (stage != BPU) { - if (fetchqueues[Queue3] < 1 || fetchqueues[Queue6] >= 3) - return 0; - } - - return 1; -} - -static void issue(PCode *instr) { - int stage = instruction_timing[instr->op].stage; - int cycles = instruction_timing[instr->op].cycles[0]; - assign_completion_buffer(instr); - - CError_ASSERT(879, --fetchqueues[Queue1] >= 0); - - if (stage == FPU_1) { - fetchqueues[Queue2]--; - fetchqueues[Queue5]++; - } else if (stage >= VIU1 && stage <= VFPU_1) { - fetchqueues[Queue4]--; - fetchqueues[Queue7]++; - } else if (stage != BPU) { - fetchqueues[Queue3]--; - fetchqueues[Queue6]++; - } - - fetchqueues[Queue2] = (fetchqueues[Queue1] < fetchqueues[Queue2]) ? fetchqueues[Queue1] : fetchqueues[Queue2]; - fetchqueues[Queue3] = (fetchqueues[Queue1] < fetchqueues[Queue3]) ? fetchqueues[Queue1] : fetchqueues[Queue3]; - fetchqueues[Queue4] = (fetchqueues[Queue1] < fetchqueues[Queue4]) ? fetchqueues[Queue1] : fetchqueues[Queue4]; - - if (stage == IU1a) { - if (!pipeline_altivec[IU1a].instr) - stage = IU1a; - else if (!pipeline_altivec[IU1b].instr) - stage = IU1b; - else if (!pipeline_altivec[IU1c].instr) - stage = IU1c; - } - - pipeline_altivec[stage].instr = instr; - pipeline_altivec[stage].remaining = cycles; -} - -static void advance_clock(void) { - int num; - int i; - unsigned int unit; - - for (i = 0; i < NumStages; i++) { - if (pipeline_altivec[i].instr && pipeline_altivec[i].remaining) - --pipeline_altivec[i].remaining; - } - - for (i = 0; i < 3; i++) { - if (completionbuffers.used == 0) - break; - if (completionbuffers.entries[completionbuffers.nextToRetire].completed == 0) - break; - retire_instruction(); - } - - unit = 0; - do { - if (pipeline_altivec[finalstages[unit]].instr && pipeline_altivec[finalstages[unit]].remaining == 0) - complete_instruction(finalstages[unit]); - } while (++unit < NumFinalStages); - - unit = 0; - do { - Stage first; - Stage current; - first = pipeline_units[unit].start; - for (current = first; current < pipeline_units[unit].end; current++) { - if (pipeline_altivec[current].instr && pipeline_altivec[current].remaining == 0 && !pipeline_altivec[current + 1].instr) - advance(first, current, current + 1); - } - } while (++unit < NumPipelineUnits); - - fetchqueues[Queue5] = 0; - fetchqueues[Queue6] = 0; - fetchqueues[Queue7] = 0; - -#define CHEAP_MIN(a, b) ( ((a) < (b)) ? (a) : (b) ) - num = 2 - fetchqueues[Queue2]; - num += 6 - fetchqueues[Queue3]; - num += 4 - fetchqueues[Queue4]; - num = (num > 3) ? 3 : num; - num = (completionbuffers.free < num) ? completionbuffers.free : num; - if (fetchqueues[Queue0] < num) - num = fetchqueues[Queue0]; - - fetchqueues[Queue1] += num; - fetchqueues[Queue0] -= num; - - fetchqueues[Queue2] = CHEAP_MIN(fetchqueues[Queue1], CHEAP_MIN(2, fetchqueues[Queue2] + num)); - fetchqueues[Queue3] = CHEAP_MIN(fetchqueues[Queue1], CHEAP_MIN(6, fetchqueues[Queue3] + num)); - fetchqueues[Queue4] = CHEAP_MIN(fetchqueues[Queue1], CHEAP_MIN(4, fetchqueues[Queue4] + num)); - - CError_ASSERT(991, fetchqueues[Queue1] <= (fetchqueues[Queue2] + fetchqueues[Queue3] + fetchqueues[Queue4])); - - if (fetchqueues[Queue0] <= 8) - fetchqueues[Queue0] += 4; -} - -static int serializes(PCode *instr) { - return instruction_timing[instr->op].serializes; -} - -static int uses_vpermute_unit_altivec(PCode *instr) { - return instruction_timing[instr->op].stage == VPU_1; -} - -MachineInfo machine7450 = { - 6, - 1, - 4, - &latency, - &initialize, - &can_issue, - &issue, - &advance_clock, - &serializes, - &uses_vpermute_unit_altivec -}; |