| /* |
| * Copyright (c) 2009 The Regents of The University of Michigan |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer; |
| * redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution; |
| * neither the name of the copyright holders nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "arch/sparc/isa.hh" |
| |
| #include "arch/sparc/asi.hh" |
| #include "arch/sparc/decoder.hh" |
| #include "arch/sparc/interrupts.hh" |
| #include "base/bitfield.hh" |
| #include "base/trace.hh" |
| #include "cpu/base.hh" |
| #include "cpu/thread_context.hh" |
| #include "debug/MiscRegs.hh" |
| #include "debug/Timer.hh" |
| #include "params/SparcISA.hh" |
| |
| namespace SparcISA |
| { |
| |
| static PSTATE |
| buildPstateMask() |
| { |
| PSTATE mask = 0; |
| mask.ie = 1; |
| mask.priv = 1; |
| mask.am = 1; |
| mask.pef = 1; |
| mask.mm = 3; |
| mask.tle = 1; |
| mask.cle = 1; |
| mask.pid1 = 1; |
| return mask; |
| } |
| |
| static const PSTATE PstateMask = buildPstateMask(); |
| |
| ISA::ISA(Params *p) : BaseISA(p) |
| { |
| tickCompare = NULL; |
| sTickCompare = NULL; |
| hSTickCompare = NULL; |
| |
| clear(); |
| } |
| |
| const SparcISAParams * |
| ISA::params() const |
| { |
| return dynamic_cast<const Params *>(_params); |
| } |
| |
| void |
| ISA::reloadRegMap() |
| { |
| installGlobals(gl, CurrentGlobalsOffset); |
| installWindow(cwp, CurrentWindowOffset); |
| // Microcode registers. |
| for (int i = 0; i < NumMicroIntRegs; i++) |
| intRegMap[MicroIntOffset + i] = i + TotalGlobals + NWindows * 16; |
| installGlobals(gl, NextGlobalsOffset); |
| installWindow(cwp - 1, NextWindowOffset); |
| installGlobals(gl, PreviousGlobalsOffset); |
| installWindow(cwp + 1, PreviousWindowOffset); |
| } |
| |
| void |
| ISA::installWindow(int cwp, int offset) |
| { |
| assert(offset >= 0 && offset + NumWindowedRegs <= NumIntRegs); |
| RegIndex *mapChunk = intRegMap + offset; |
| for (int i = 0; i < NumWindowedRegs; i++) |
| mapChunk[i] = TotalGlobals + |
| ((i - cwp * RegsPerWindow + TotalWindowed) % (TotalWindowed)); |
| } |
| |
| void |
| ISA::installGlobals(int gl, int offset) |
| { |
| assert(offset >= 0 && offset + NumGlobalRegs <= NumIntRegs); |
| RegIndex *mapChunk = intRegMap + offset; |
| mapChunk[0] = 0; |
| for (int i = 1; i < NumGlobalRegs; i++) |
| mapChunk[i] = i + gl * NumGlobalRegs; |
| } |
| |
| void |
| ISA::clear() |
| { |
| cwp = 0; |
| gl = 0; |
| reloadRegMap(); |
| |
| // y = 0; |
| // ccr = 0; |
| asi = 0; |
| tick = ULL(1) << 63; |
| fprs = 0; |
| gsr = 0; |
| softint = 0; |
| tick_cmpr = 0; |
| stick = 0; |
| stick_cmpr = 0; |
| memset(tpc, 0, sizeof(tpc)); |
| memset(tnpc, 0, sizeof(tnpc)); |
| memset(tstate, 0, sizeof(tstate)); |
| memset(tt, 0, sizeof(tt)); |
| tba = 0; |
| pstate = 0; |
| tl = 0; |
| pil = 0; |
| // cansave = 0; |
| // canrestore = 0; |
| // cleanwin = 0; |
| // otherwin = 0; |
| // wstate = 0; |
| // In a T1, bit 11 is apparently always 1 |
| hpstate = 0; |
| hpstate.id = 1; |
| memset(htstate, 0, sizeof(htstate)); |
| hintp = 0; |
| htba = 0; |
| hstick_cmpr = 0; |
| // This is set this way in Legion for some reason |
| strandStatusReg = 0x50000; |
| fsr = 0; |
| |
| priContext = 0; |
| secContext = 0; |
| partId = 0; |
| lsuCtrlReg = 0; |
| |
| memset(scratchPad, 0, sizeof(scratchPad)); |
| |
| cpu_mondo_head = 0; |
| cpu_mondo_tail = 0; |
| dev_mondo_head = 0; |
| dev_mondo_tail = 0; |
| res_error_head = 0; |
| res_error_tail = 0; |
| nres_error_head = 0; |
| nres_error_tail = 0; |
| |
| // If one of these events is active, it's not obvious to me how to get |
| // rid of it cleanly. For now we'll just assert that they're not. |
| if (tickCompare != NULL && sTickCompare != NULL && hSTickCompare != NULL) |
| panic("Tick comparison event active when clearing the ISA object.\n"); |
| } |
| |
| RegVal |
| ISA::readMiscRegNoEffect(int miscReg) const |
| { |
| |
| // The three miscRegs are moved up from the switch statement |
| // due to more frequent calls. |
| |
| if (miscReg == MISCREG_GL) |
| return gl; |
| if (miscReg == MISCREG_CWP) |
| return cwp; |
| if (miscReg == MISCREG_TLB_DATA) { |
| /* Package up all the data for the tlb: |
| * 6666555555555544444444443333333333222222222211111111110000000000 |
| * 3210987654321098765432109876543210987654321098765432109876543210 |
| * secContext | priContext | |tl|partid| |||||^hpriv |
| * ||||^red |
| * |||^priv |
| * ||^am |
| * |^lsuim |
| * ^lsudm |
| */ |
| return (uint64_t)hpstate.hpriv | |
| (uint64_t)hpstate.red << 1 | |
| (uint64_t)pstate.priv << 2 | |
| (uint64_t)pstate.am << 3 | |
| bits((uint64_t)lsuCtrlReg,3,2) << 4 | |
| bits((uint64_t)partId,7,0) << 8 | |
| bits((uint64_t)tl,2,0) << 16 | |
| (uint64_t)priContext << 32 | |
| (uint64_t)secContext << 48; |
| } |
| |
| switch (miscReg) { |
| // case MISCREG_TLB_DATA: |
| // [original contents see above] |
| // case MISCREG_Y: |
| // return y; |
| // case MISCREG_CCR: |
| // return ccr; |
| case MISCREG_ASI: |
| return asi; |
| case MISCREG_FPRS: |
| return fprs; |
| case MISCREG_TICK: |
| return tick; |
| case MISCREG_PCR: |
| panic("PCR not implemented\n"); |
| case MISCREG_PIC: |
| panic("PIC not implemented\n"); |
| case MISCREG_GSR: |
| return gsr; |
| case MISCREG_SOFTINT: |
| return softint; |
| case MISCREG_TICK_CMPR: |
| return tick_cmpr; |
| case MISCREG_STICK: |
| return stick; |
| case MISCREG_STICK_CMPR: |
| return stick_cmpr; |
| |
| /** Privilged Registers */ |
| case MISCREG_TPC: |
| return tpc[tl-1]; |
| case MISCREG_TNPC: |
| return tnpc[tl-1]; |
| case MISCREG_TSTATE: |
| return tstate[tl-1]; |
| case MISCREG_TT: |
| return tt[tl-1]; |
| case MISCREG_PRIVTICK: |
| panic("Priviliged access to tick registers not implemented\n"); |
| case MISCREG_TBA: |
| return tba; |
| case MISCREG_PSTATE: |
| return (RegVal)pstate; |
| case MISCREG_TL: |
| return tl; |
| case MISCREG_PIL: |
| return pil; |
| // CWP, GL moved |
| // case MISCREG_CWP: |
| // return cwp; |
| // case MISCREG_CANSAVE: |
| // return cansave; |
| // case MISCREG_CANRESTORE: |
| // return canrestore; |
| // case MISCREG_CLEANWIN: |
| // return cleanwin; |
| // case MISCREG_OTHERWIN: |
| // return otherwin; |
| // case MISCREG_WSTATE: |
| // return wstate; |
| // case MISCREG_GL: |
| // return gl; |
| |
| /** Hyper privileged registers */ |
| case MISCREG_HPSTATE: |
| return (RegVal)hpstate; |
| case MISCREG_HTSTATE: |
| return htstate[tl-1]; |
| case MISCREG_HINTP: |
| return hintp; |
| case MISCREG_HTBA: |
| return htba; |
| case MISCREG_STRAND_STS_REG: |
| return strandStatusReg; |
| case MISCREG_HSTICK_CMPR: |
| return hstick_cmpr; |
| |
| /** Floating Point Status Register */ |
| case MISCREG_FSR: |
| DPRINTF(MiscRegs, "FSR read as: %#x\n", fsr); |
| return fsr; |
| |
| case MISCREG_MMU_P_CONTEXT: |
| return priContext; |
| case MISCREG_MMU_S_CONTEXT: |
| return secContext; |
| case MISCREG_MMU_PART_ID: |
| return partId; |
| case MISCREG_MMU_LSU_CTRL: |
| return lsuCtrlReg; |
| |
| case MISCREG_SCRATCHPAD_R0: |
| return scratchPad[0]; |
| case MISCREG_SCRATCHPAD_R1: |
| return scratchPad[1]; |
| case MISCREG_SCRATCHPAD_R2: |
| return scratchPad[2]; |
| case MISCREG_SCRATCHPAD_R3: |
| return scratchPad[3]; |
| case MISCREG_SCRATCHPAD_R4: |
| return scratchPad[4]; |
| case MISCREG_SCRATCHPAD_R5: |
| return scratchPad[5]; |
| case MISCREG_SCRATCHPAD_R6: |
| return scratchPad[6]; |
| case MISCREG_SCRATCHPAD_R7: |
| return scratchPad[7]; |
| case MISCREG_QUEUE_CPU_MONDO_HEAD: |
| return cpu_mondo_head; |
| case MISCREG_QUEUE_CPU_MONDO_TAIL: |
| return cpu_mondo_tail; |
| case MISCREG_QUEUE_DEV_MONDO_HEAD: |
| return dev_mondo_head; |
| case MISCREG_QUEUE_DEV_MONDO_TAIL: |
| return dev_mondo_tail; |
| case MISCREG_QUEUE_RES_ERROR_HEAD: |
| return res_error_head; |
| case MISCREG_QUEUE_RES_ERROR_TAIL: |
| return res_error_tail; |
| case MISCREG_QUEUE_NRES_ERROR_HEAD: |
| return nres_error_head; |
| case MISCREG_QUEUE_NRES_ERROR_TAIL: |
| return nres_error_tail; |
| default: |
| panic("Miscellaneous register %d not implemented\n", miscReg); |
| } |
| } |
| |
| RegVal |
| ISA::readMiscReg(int miscReg, ThreadContext * tc) |
| { |
| switch (miscReg) { |
| // tick and stick are aliased to each other in niagra |
| // well store the tick data in stick and the interrupt bit in tick |
| case MISCREG_STICK: |
| case MISCREG_TICK: |
| case MISCREG_PRIVTICK: |
| // I'm not sure why legion ignores the lowest two bits, but we'll go |
| // with it |
| // change from curCycle() to instCount() until we're done with legion |
| DPRINTF(Timer, "Instruction Count when TICK read: %#X stick=%#X\n", |
| tc->getCpuPtr()->instCount(), stick); |
| return mbits(tc->getCpuPtr()->instCount() + (int64_t)stick,62,2) | |
| mbits(tick,63,63); |
| case MISCREG_FPRS: |
| // in legion if fp is enabled du and dl are set |
| return fprs | 0x3; |
| case MISCREG_PCR: |
| case MISCREG_PIC: |
| panic("Performance Instrumentation not impl\n"); |
| case MISCREG_SOFTINT_CLR: |
| case MISCREG_SOFTINT_SET: |
| panic("Can read from softint clr/set\n"); |
| case MISCREG_SOFTINT: |
| case MISCREG_TICK_CMPR: |
| case MISCREG_STICK_CMPR: |
| case MISCREG_HINTP: |
| case MISCREG_HTSTATE: |
| case MISCREG_HTBA: |
| case MISCREG_HVER: |
| case MISCREG_STRAND_STS_REG: |
| case MISCREG_HSTICK_CMPR: |
| case MISCREG_QUEUE_CPU_MONDO_HEAD: |
| case MISCREG_QUEUE_CPU_MONDO_TAIL: |
| case MISCREG_QUEUE_DEV_MONDO_HEAD: |
| case MISCREG_QUEUE_DEV_MONDO_TAIL: |
| case MISCREG_QUEUE_RES_ERROR_HEAD: |
| case MISCREG_QUEUE_RES_ERROR_TAIL: |
| case MISCREG_QUEUE_NRES_ERROR_HEAD: |
| case MISCREG_QUEUE_NRES_ERROR_TAIL: |
| case MISCREG_HPSTATE: |
| return readFSReg(miscReg, tc); |
| } |
| return readMiscRegNoEffect(miscReg); |
| } |
| |
| void |
| ISA::setMiscRegNoEffect(int miscReg, RegVal val) |
| { |
| switch (miscReg) { |
| // case MISCREG_Y: |
| // y = val; |
| // break; |
| // case MISCREG_CCR: |
| // ccr = val; |
| // break; |
| case MISCREG_ASI: |
| asi = val; |
| break; |
| case MISCREG_FPRS: |
| fprs = val; |
| break; |
| case MISCREG_TICK: |
| tick = val; |
| break; |
| case MISCREG_PCR: |
| panic("PCR not implemented\n"); |
| case MISCREG_PIC: |
| panic("PIC not implemented\n"); |
| case MISCREG_GSR: |
| gsr = val; |
| break; |
| case MISCREG_SOFTINT: |
| softint = val; |
| break; |
| case MISCREG_TICK_CMPR: |
| tick_cmpr = val; |
| break; |
| case MISCREG_STICK: |
| stick = val; |
| break; |
| case MISCREG_STICK_CMPR: |
| stick_cmpr = val; |
| break; |
| |
| /** Privilged Registers */ |
| case MISCREG_TPC: |
| tpc[tl-1] = val; |
| break; |
| case MISCREG_TNPC: |
| tnpc[tl-1] = val; |
| break; |
| case MISCREG_TSTATE: |
| tstate[tl-1] = val; |
| break; |
| case MISCREG_TT: |
| tt[tl-1] = val; |
| break; |
| case MISCREG_PRIVTICK: |
| panic("Priviliged access to tick regesiters not implemented\n"); |
| case MISCREG_TBA: |
| // clear lower 7 bits on writes. |
| tba = val & ULL(~0x7FFF); |
| break; |
| case MISCREG_PSTATE: |
| pstate = (val & PstateMask); |
| break; |
| case MISCREG_TL: |
| tl = val; |
| break; |
| case MISCREG_PIL: |
| pil = val; |
| break; |
| case MISCREG_CWP: |
| cwp = val; |
| break; |
| // case MISCREG_CANSAVE: |
| // cansave = val; |
| // break; |
| // case MISCREG_CANRESTORE: |
| // canrestore = val; |
| // break; |
| // case MISCREG_CLEANWIN: |
| // cleanwin = val; |
| // break; |
| // case MISCREG_OTHERWIN: |
| // otherwin = val; |
| // break; |
| // case MISCREG_WSTATE: |
| // wstate = val; |
| // break; |
| case MISCREG_GL: |
| gl = val; |
| break; |
| |
| /** Hyper privileged registers */ |
| case MISCREG_HPSTATE: |
| hpstate = val; |
| break; |
| case MISCREG_HTSTATE: |
| htstate[tl-1] = val; |
| break; |
| case MISCREG_HINTP: |
| hintp = val; |
| break; |
| case MISCREG_HTBA: |
| htba = val; |
| break; |
| case MISCREG_STRAND_STS_REG: |
| strandStatusReg = val; |
| break; |
| case MISCREG_HSTICK_CMPR: |
| hstick_cmpr = val; |
| break; |
| |
| /** Floating Point Status Register */ |
| case MISCREG_FSR: |
| fsr = val; |
| DPRINTF(MiscRegs, "FSR written with: %#x\n", fsr); |
| break; |
| |
| case MISCREG_MMU_P_CONTEXT: |
| priContext = val; |
| break; |
| case MISCREG_MMU_S_CONTEXT: |
| secContext = val; |
| break; |
| case MISCREG_MMU_PART_ID: |
| partId = val; |
| break; |
| case MISCREG_MMU_LSU_CTRL: |
| lsuCtrlReg = val; |
| break; |
| |
| case MISCREG_SCRATCHPAD_R0: |
| scratchPad[0] = val; |
| break; |
| case MISCREG_SCRATCHPAD_R1: |
| scratchPad[1] = val; |
| break; |
| case MISCREG_SCRATCHPAD_R2: |
| scratchPad[2] = val; |
| break; |
| case MISCREG_SCRATCHPAD_R3: |
| scratchPad[3] = val; |
| break; |
| case MISCREG_SCRATCHPAD_R4: |
| scratchPad[4] = val; |
| break; |
| case MISCREG_SCRATCHPAD_R5: |
| scratchPad[5] = val; |
| break; |
| case MISCREG_SCRATCHPAD_R6: |
| scratchPad[6] = val; |
| break; |
| case MISCREG_SCRATCHPAD_R7: |
| scratchPad[7] = val; |
| break; |
| case MISCREG_QUEUE_CPU_MONDO_HEAD: |
| cpu_mondo_head = val; |
| break; |
| case MISCREG_QUEUE_CPU_MONDO_TAIL: |
| cpu_mondo_tail = val; |
| break; |
| case MISCREG_QUEUE_DEV_MONDO_HEAD: |
| dev_mondo_head = val; |
| break; |
| case MISCREG_QUEUE_DEV_MONDO_TAIL: |
| dev_mondo_tail = val; |
| break; |
| case MISCREG_QUEUE_RES_ERROR_HEAD: |
| res_error_head = val; |
| break; |
| case MISCREG_QUEUE_RES_ERROR_TAIL: |
| res_error_tail = val; |
| break; |
| case MISCREG_QUEUE_NRES_ERROR_HEAD: |
| nres_error_head = val; |
| break; |
| case MISCREG_QUEUE_NRES_ERROR_TAIL: |
| nres_error_tail = val; |
| break; |
| default: |
| panic("Miscellaneous register %d not implemented\n", miscReg); |
| } |
| } |
| |
| void |
| ISA::setMiscReg(int miscReg, RegVal val, ThreadContext * tc) |
| { |
| RegVal new_val = val; |
| |
| switch (miscReg) { |
| case MISCREG_ASI: |
| tc->getDecoderPtr()->setContext(val); |
| break; |
| case MISCREG_STICK: |
| case MISCREG_TICK: |
| // stick and tick are same thing on niagra |
| // use stick for offset and tick for holding intrrupt bit |
| stick = mbits(val,62,0) - tc->getCpuPtr()->instCount(); |
| tick = mbits(val,63,63); |
| DPRINTF(Timer, "Writing TICK=%#X\n", val); |
| break; |
| case MISCREG_FPRS: |
| // Configure the fpu based on the fprs |
| break; |
| case MISCREG_PCR: |
| // Set up performance counting based on pcr value |
| break; |
| case MISCREG_PSTATE: |
| pstate = val & PstateMask; |
| return; |
| case MISCREG_TL: |
| { |
| tl = val; |
| if (hpstate.tlz && tl == 0 && !hpstate.hpriv) |
| tc->getCpuPtr()->postInterrupt(0, IT_TRAP_LEVEL_ZERO, 0); |
| else |
| tc->getCpuPtr()->clearInterrupt(0, IT_TRAP_LEVEL_ZERO, 0); |
| return; |
| } |
| case MISCREG_CWP: |
| new_val = val >= NWindows ? NWindows - 1 : val; |
| if (val >= NWindows) |
| new_val = NWindows - 1; |
| |
| installWindow(new_val, CurrentWindowOffset); |
| installWindow(new_val - 1, NextWindowOffset); |
| installWindow(new_val + 1, PreviousWindowOffset); |
| break; |
| case MISCREG_GL: |
| installGlobals(val, CurrentGlobalsOffset); |
| installGlobals(val, NextGlobalsOffset); |
| installGlobals(val, PreviousGlobalsOffset); |
| break; |
| case MISCREG_PIL: |
| case MISCREG_SOFTINT: |
| case MISCREG_SOFTINT_SET: |
| case MISCREG_SOFTINT_CLR: |
| case MISCREG_TICK_CMPR: |
| case MISCREG_STICK_CMPR: |
| case MISCREG_HINTP: |
| case MISCREG_HTSTATE: |
| case MISCREG_HTBA: |
| case MISCREG_HVER: |
| case MISCREG_STRAND_STS_REG: |
| case MISCREG_HSTICK_CMPR: |
| case MISCREG_QUEUE_CPU_MONDO_HEAD: |
| case MISCREG_QUEUE_CPU_MONDO_TAIL: |
| case MISCREG_QUEUE_DEV_MONDO_HEAD: |
| case MISCREG_QUEUE_DEV_MONDO_TAIL: |
| case MISCREG_QUEUE_RES_ERROR_HEAD: |
| case MISCREG_QUEUE_RES_ERROR_TAIL: |
| case MISCREG_QUEUE_NRES_ERROR_HEAD: |
| case MISCREG_QUEUE_NRES_ERROR_TAIL: |
| case MISCREG_HPSTATE: |
| setFSReg(miscReg, val, tc); |
| return; |
| } |
| setMiscRegNoEffect(miscReg, new_val); |
| } |
| |
| void |
| ISA::serialize(CheckpointOut &cp) const |
| { |
| SERIALIZE_SCALAR(asi); |
| SERIALIZE_SCALAR(tick); |
| SERIALIZE_SCALAR(fprs); |
| SERIALIZE_SCALAR(gsr); |
| SERIALIZE_SCALAR(softint); |
| SERIALIZE_SCALAR(tick_cmpr); |
| SERIALIZE_SCALAR(stick); |
| SERIALIZE_SCALAR(stick_cmpr); |
| SERIALIZE_ARRAY(tpc,MaxTL); |
| SERIALIZE_ARRAY(tnpc,MaxTL); |
| SERIALIZE_ARRAY(tstate,MaxTL); |
| SERIALIZE_ARRAY(tt,MaxTL); |
| SERIALIZE_SCALAR(tba); |
| SERIALIZE_SCALAR(pstate); |
| SERIALIZE_SCALAR(tl); |
| SERIALIZE_SCALAR(pil); |
| SERIALIZE_SCALAR(cwp); |
| SERIALIZE_SCALAR(gl); |
| SERIALIZE_SCALAR(hpstate); |
| SERIALIZE_ARRAY(htstate,MaxTL); |
| SERIALIZE_SCALAR(hintp); |
| SERIALIZE_SCALAR(htba); |
| SERIALIZE_SCALAR(hstick_cmpr); |
| SERIALIZE_SCALAR(strandStatusReg); |
| SERIALIZE_SCALAR(fsr); |
| SERIALIZE_SCALAR(priContext); |
| SERIALIZE_SCALAR(secContext); |
| SERIALIZE_SCALAR(partId); |
| SERIALIZE_SCALAR(lsuCtrlReg); |
| SERIALIZE_ARRAY(scratchPad,8); |
| SERIALIZE_SCALAR(cpu_mondo_head); |
| SERIALIZE_SCALAR(cpu_mondo_tail); |
| SERIALIZE_SCALAR(dev_mondo_head); |
| SERIALIZE_SCALAR(dev_mondo_tail); |
| SERIALIZE_SCALAR(res_error_head); |
| SERIALIZE_SCALAR(res_error_tail); |
| SERIALIZE_SCALAR(nres_error_head); |
| SERIALIZE_SCALAR(nres_error_tail); |
| Tick tick_cmp = 0, stick_cmp = 0, hstick_cmp = 0; |
| ThreadContext *tc = NULL; |
| BaseCPU *cpu = NULL; |
| int tc_num = 0; |
| bool tick_intr_sched = true; |
| |
| if (tickCompare) |
| tc = tickCompare->getTC(); |
| else if (sTickCompare) |
| tc = sTickCompare->getTC(); |
| else if (hSTickCompare) |
| tc = hSTickCompare->getTC(); |
| else |
| tick_intr_sched = false; |
| |
| SERIALIZE_SCALAR(tick_intr_sched); |
| |
| if (tc) { |
| cpu = tc->getCpuPtr(); |
| tc_num = cpu->findContext(tc); |
| if (tickCompare && tickCompare->scheduled()) |
| tick_cmp = tickCompare->when(); |
| if (sTickCompare && sTickCompare->scheduled()) |
| stick_cmp = sTickCompare->when(); |
| if (hSTickCompare && hSTickCompare->scheduled()) |
| hstick_cmp = hSTickCompare->when(); |
| |
| SERIALIZE_OBJPTR(cpu); |
| SERIALIZE_SCALAR(tc_num); |
| SERIALIZE_SCALAR(tick_cmp); |
| SERIALIZE_SCALAR(stick_cmp); |
| SERIALIZE_SCALAR(hstick_cmp); |
| } |
| } |
| |
| void |
| ISA::unserialize(CheckpointIn &cp) |
| { |
| UNSERIALIZE_SCALAR(asi); |
| UNSERIALIZE_SCALAR(tick); |
| UNSERIALIZE_SCALAR(fprs); |
| UNSERIALIZE_SCALAR(gsr); |
| UNSERIALIZE_SCALAR(softint); |
| UNSERIALIZE_SCALAR(tick_cmpr); |
| UNSERIALIZE_SCALAR(stick); |
| UNSERIALIZE_SCALAR(stick_cmpr); |
| UNSERIALIZE_ARRAY(tpc,MaxTL); |
| UNSERIALIZE_ARRAY(tnpc,MaxTL); |
| UNSERIALIZE_ARRAY(tstate,MaxTL); |
| UNSERIALIZE_ARRAY(tt,MaxTL); |
| UNSERIALIZE_SCALAR(tba); |
| { |
| uint16_t pstate; |
| UNSERIALIZE_SCALAR(pstate); |
| this->pstate = pstate; |
| } |
| UNSERIALIZE_SCALAR(tl); |
| UNSERIALIZE_SCALAR(pil); |
| UNSERIALIZE_SCALAR(cwp); |
| UNSERIALIZE_SCALAR(gl); |
| reloadRegMap(); |
| { |
| uint64_t hpstate; |
| UNSERIALIZE_SCALAR(hpstate); |
| this->hpstate = hpstate; |
| } |
| UNSERIALIZE_ARRAY(htstate,MaxTL); |
| UNSERIALIZE_SCALAR(hintp); |
| UNSERIALIZE_SCALAR(htba); |
| UNSERIALIZE_SCALAR(hstick_cmpr); |
| UNSERIALIZE_SCALAR(strandStatusReg); |
| UNSERIALIZE_SCALAR(fsr); |
| UNSERIALIZE_SCALAR(priContext); |
| UNSERIALIZE_SCALAR(secContext); |
| UNSERIALIZE_SCALAR(partId); |
| UNSERIALIZE_SCALAR(lsuCtrlReg); |
| UNSERIALIZE_ARRAY(scratchPad,8); |
| UNSERIALIZE_SCALAR(cpu_mondo_head); |
| UNSERIALIZE_SCALAR(cpu_mondo_tail); |
| UNSERIALIZE_SCALAR(dev_mondo_head); |
| UNSERIALIZE_SCALAR(dev_mondo_tail); |
| UNSERIALIZE_SCALAR(res_error_head); |
| UNSERIALIZE_SCALAR(res_error_tail); |
| UNSERIALIZE_SCALAR(nres_error_head); |
| UNSERIALIZE_SCALAR(nres_error_tail); |
| |
| Tick tick_cmp = 0, stick_cmp = 0, hstick_cmp = 0; |
| ThreadContext *tc = NULL; |
| BaseCPU *cpu = NULL; |
| int tc_num; |
| bool tick_intr_sched; |
| UNSERIALIZE_SCALAR(tick_intr_sched); |
| if (tick_intr_sched) { |
| UNSERIALIZE_OBJPTR(cpu); |
| if (cpu) { |
| UNSERIALIZE_SCALAR(tc_num); |
| UNSERIALIZE_SCALAR(tick_cmp); |
| UNSERIALIZE_SCALAR(stick_cmp); |
| UNSERIALIZE_SCALAR(hstick_cmp); |
| tc = cpu->getContext(tc_num); |
| |
| if (tick_cmp) { |
| tickCompare = new TickCompareEvent(this, tc); |
| schedule(tickCompare, tick_cmp); |
| } |
| if (stick_cmp) { |
| sTickCompare = new STickCompareEvent(this, tc); |
| schedule(sTickCompare, stick_cmp); |
| } |
| if (hstick_cmp) { |
| hSTickCompare = new HSTickCompareEvent(this, tc); |
| schedule(hSTickCompare, hstick_cmp); |
| } |
| } |
| } |
| |
| } |
| |
| } |
| |
| SparcISA::ISA * |
| SparcISAParams::create() |
| { |
| return new SparcISA::ISA(this); |
| } |
