From fa0fca32273444fb2451397c255b0a8e0763147a Mon Sep 17 00:00:00 2001 From: Gabe Black Date: Wed, 30 Aug 2006 19:08:24 -0400 Subject: [PATCH] Change the cpu pointer in the InstRecord object to a thread context pointer. --HG-- extra : convert_revision : 7efb2680cef4219281b94d680a4a7c75c123f89d --- src/cpu/exetrace.cc | 46 +++++++++--------------------------------- src/cpu/exetrace.hh | 22 ++++++++++---------- src/cpu/simple/base.cc | 2 +- 3 files changed, 21 insertions(+), 49 deletions(-) diff --git a/src/cpu/exetrace.cc b/src/cpu/exetrace.cc index 0008035c2..ad802eba2 100644 --- a/src/cpu/exetrace.cc +++ b/src/cpu/exetrace.cc @@ -66,20 +66,19 @@ Trace::InstRecord::dump(ostream &outs) static const char * prefixes[4] = {"G", "O", "L", "I"}; if (flags[PRINT_REG_DELTA]) { - ThreadContext * context = cpu->threadContexts[0]; char buf[256]; - sprintf(buf, "PC = 0x%016llx", context->readNextPC()); + sprintf(buf, "PC = 0x%016llx", thread->readNextPC()); outs << buf; - sprintf(buf, " NPC = 0x%016llx", context->readNextNPC()); + sprintf(buf, " NPC = 0x%016llx", thread->readNextNPC()); outs << buf; - newVal = context->readMiscReg(SparcISA::MISCREG_CCR); + newVal = thread->readMiscReg(SparcISA::MISCREG_CCR); if(newVal != ccr) { sprintf(buf, " CCR = 0x%016llx", newVal); outs << buf; ccr = newVal; } - newVal = context->readMiscReg(SparcISA::MISCREG_Y); + newVal = thread->readMiscReg(SparcISA::MISCREG_Y); if(newVal != y) { sprintf(buf, " Y = 0x%016llx", newVal); @@ -91,7 +90,7 @@ Trace::InstRecord::dump(ostream &outs) for(int x = 0; x < 8; x++) { int index = x + 8 * y; - newVal = context->readIntReg(index); + newVal = thread->readIntReg(index); if(regs[index] != newVal) { sprintf(buf, " %s%d = 0x%016llx", prefixes[y], x, newVal); @@ -102,7 +101,7 @@ Trace::InstRecord::dump(ostream &outs) } for(int y = 0; y < 32; y++) { - newVal = context->readFloatRegBits(2 * y, 64); + newVal = thread->readFloatRegBits(2 * y, 64); if(floats[y] != newVal) { sprintf(buf, " F%d = 0x%016llx", y, newVal); @@ -111,37 +110,10 @@ Trace::InstRecord::dump(ostream &outs) } } outs << endl; - /* - int numSources = staticInst->numSrcRegs(); - int numDests = staticInst->numDestRegs(); - outs << "Sources:"; - for(int x = 0; x < numSources; x++) - { - int sourceNum = staticInst->srcRegIdx(x); - if(sourceNum < FP_Base_DepTag) - outs << " " << getIntRegName(sourceNum); - else if(sourceNum < Ctrl_Base_DepTag) - outs << " " << getFloatRegName(sourceNum - FP_Base_DepTag); - else - outs << " " << getMiscRegName(sourceNum - Ctrl_Base_DepTag); - } - outs << endl; - outs << "Destinations:"; - for(int x = 0; x < numDests; x++) - { - int destNum = staticInst->destRegIdx(x); - if(destNum < FP_Base_DepTag) - outs << " " << getIntRegName(destNum); - else if(destNum < Ctrl_Base_DepTag) - outs << " " << getFloatRegName(destNum - FP_Base_DepTag); - else - outs << " " << getMiscRegName(destNum - Ctrl_Base_DepTag); - } - outs << endl;*/ } else if (flags[INTEL_FORMAT]) { #if FULL_SYSTEM - bool is_trace_system = (cpu->system->name() == trace_system); + bool is_trace_system = (thread->getCpuPtr()->system->name() == trace_system); #else bool is_trace_system = true; #endif @@ -161,13 +133,13 @@ Trace::InstRecord::dump(ostream &outs) if (flags[PRINT_CYCLE]) ccprintf(outs, "%7d: ", cycle); - outs << cpu->name() << " "; + outs << thread->getCpuPtr()->name() << " "; if (flags[TRACE_MISSPEC]) outs << (misspeculating ? "-" : "+") << " "; if (flags[PRINT_THREAD_NUM]) - outs << "T" << thread << " : "; + outs << "T" << thread->getThreadNum() << " : "; std::string sym_str; diff --git a/src/cpu/exetrace.hh b/src/cpu/exetrace.hh index 8cc98b777..02ea162f0 100644 --- a/src/cpu/exetrace.hh +++ b/src/cpu/exetrace.hh @@ -41,7 +41,7 @@ #include "cpu/thread_context.hh" #include "cpu/static_inst.hh" -class BaseCPU; +class ThreadContext; namespace Trace { @@ -53,13 +53,12 @@ class InstRecord : public Record // The following fields are initialized by the constructor and // thus guaranteed to be valid. - BaseCPU *cpu; + ThreadContext *thread; // need to make this ref-counted so it doesn't go away before we // dump the record StaticInstPtr staticInst; Addr PC; bool misspeculating; - unsigned thread; // The remaining fields are only valid for particular instruction // types (e.g, addresses for memory ops) or when particular @@ -95,11 +94,12 @@ class InstRecord : public Record bool regs_valid; public: - InstRecord(Tick _cycle, BaseCPU *_cpu, + InstRecord(Tick _cycle, ThreadContext *_thread, const StaticInstPtr &_staticInst, - Addr _pc, bool spec, int _thread) - : Record(_cycle), cpu(_cpu), staticInst(_staticInst), PC(_pc), - misspeculating(spec), thread(_thread) + Addr _pc, bool spec) + : Record(_cycle), thread(_thread), + staticInst(_staticInst), PC(_pc), + misspeculating(spec) { data_status = DataInvalid; addr_valid = false; @@ -174,14 +174,14 @@ InstRecord::setRegs(const IntRegFile ®s) inline InstRecord * -getInstRecord(Tick cycle, ThreadContext *tc, BaseCPU *cpu, +getInstRecord(Tick cycle, ThreadContext *tc, const StaticInstPtr staticInst, - Addr pc, int thread = 0) + Addr pc) { if (DTRACE(InstExec) && (InstRecord::traceMisspec() || !tc->misspeculating())) { - return new InstRecord(cycle, cpu, staticInst, pc, - tc->misspeculating(), thread); + return new InstRecord(cycle, tc, staticInst, pc, + tc->misspeculating()); } return NULL; diff --git a/src/cpu/simple/base.cc b/src/cpu/simple/base.cc index 801c96c88..b7cfddcb8 100644 --- a/src/cpu/simple/base.cc +++ b/src/cpu/simple/base.cc @@ -398,7 +398,7 @@ BaseSimpleCPU::preExecute() inst = gtoh(inst); curStaticInst = StaticInst::decode(makeExtMI(inst, thread->readPC())); - traceData = Trace::getInstRecord(curTick, tc, this, curStaticInst, + traceData = Trace::getInstRecord(curTick, tc, curStaticInst, thread->readPC()); DPRINTF(Decode,"Decode: Decoded %s instruction (opcode: 0x%x): 0x%x\n", -- 2.30.2