diff options
Diffstat (limited to 'src/arch/mips')
| -rw-r--r-- | src/arch/mips/isa/decoder.isa | 8 | ||||
| -rw-r--r-- | src/arch/mips/isa/formats/mt.isa | 22 | ||||
| -rw-r--r-- | src/arch/mips/isa/includes.isa | 2 | ||||
| -rw-r--r-- | src/arch/mips/linux/linux.hh | 1 | ||||
| -rw-r--r-- | src/arch/mips/process.cc | 2 | ||||
| -rw-r--r-- | src/arch/mips/tlb.cc | 2 |
6 files changed, 13 insertions, 24 deletions
diff --git a/src/arch/mips/isa/decoder.isa b/src/arch/mips/isa/decoder.isa index 25b470972..193f050de 100644 --- a/src/arch/mips/isa/decoder.isa +++ b/src/arch/mips/isa/decoder.isa @@ -497,8 +497,8 @@ decode OPCODE_HI default Unknown::unknown() { 0x2: mttc1({{ uint64_t data = xc->readRegOtherThread(RD + FP_Base_DepTag); - data = insertBits(data, top_bit, - bottom_bit, Rt); + data = insertBits(data, MT_H ? 63 : 31, + MT_H ? 32 : 0, Rt); xc->setRegOtherThread(RD + FP_Base_DepTag, data); }}); @@ -532,7 +532,7 @@ decode OPCODE_HI default Unknown::unknown() { panic("FP Control Value (%d) " "Not Available. Ignoring " "Access to Floating Control " - "Status Register", FS); + "S""tatus Register", FS); } xc->setRegOtherThread(FLOATREG_FCSR + FP_Base_DepTag, data); }}); @@ -776,7 +776,6 @@ decode OPCODE_HI default Unknown::unknown() { bits(pageGrain, pageGrain.esp) == 1) { SP = 1; } - IndexReg index = Index; Ptr->insertAt(newEntry, Index & 0x7FFFFFFF, SP); }}); 0x06: tlbwr({{ @@ -842,7 +841,6 @@ decode OPCODE_HI default Unknown::unknown() { bits(pageGrain, pageGrain.esp) == 1) { SP = 1; } - IndexReg index = Index; Ptr->insertAt(newEntry, Random, SP); }}); diff --git a/src/arch/mips/isa/formats/mt.isa b/src/arch/mips/isa/formats/mt.isa index 1944d69d3..41f94e129 100644 --- a/src/arch/mips/isa/formats/mt.isa +++ b/src/arch/mips/isa/formats/mt.isa @@ -107,7 +107,7 @@ def template ThreadRegisterExecute {{ Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const { Fault fault = NoFault; - int64_t data; + int64_t data M5_VAR_USED; %(op_decl)s; %(op_rd)s; @@ -126,17 +126,6 @@ def template ThreadRegisterExecute {{ } else if (vpeControl.targTC > mvpConf0.ptc) { data = -1; } else { - int top_bit = 0; - int bottom_bit = 0; - - if (MT_H == 1) { - top_bit = 63; - bottom_bit = 32; - } else { - top_bit = 31; - bottom_bit = 0; - } - %(code)s; } } else { @@ -203,10 +192,11 @@ def format MT_MFTR(code, *flags) {{ flags += ('IsNonSpeculative', ) # code = 'std::cerr << curTick() << \": T\" << xc->tcBase()->threadId() << \": Executing MT INST: ' + name + '\" << endl;\n' + code - code += 'if (MT_H == 1) {\n' - code += 'data = bits(data, top_bit, bottom_bit);\n' - code += '}\n' - code += 'Rd = data;\n' + code += ''' + if (MT_H) + data = bits(data, 63, 32); + Rd = data; + ''' iop = InstObjParams(name, Name, 'MTOp', code, flags) header_output = BasicDeclare.subst(iop) diff --git a/src/arch/mips/isa/includes.isa b/src/arch/mips/isa/includes.isa index 944254d90..d2e9c797e 100644 --- a/src/arch/mips/isa/includes.isa +++ b/src/arch/mips/isa/includes.isa @@ -52,7 +52,9 @@ output decoder {{ #include "arch/mips/faults.hh" #include "arch/mips/isa_traits.hh" #include "arch/mips/mt_constants.hh" +#include "arch/mips/pagetable.hh" #include "arch/mips/pra_constants.hh" +#include "arch/mips/tlb.hh" #include "arch/mips/utility.hh" #include "base/loader/symtab.hh" #include "base/cprintf.hh" diff --git a/src/arch/mips/linux/linux.hh b/src/arch/mips/linux/linux.hh index a2418cfb6..949cce8aa 100644 --- a/src/arch/mips/linux/linux.hh +++ b/src/arch/mips/linux/linux.hh @@ -65,6 +65,7 @@ class MipsLinux : public Linux /// For mmap(). static const unsigned TGT_MAP_ANONYMOUS = 0x800; + static const unsigned TGT_MAP_FIXED = 0x10; //@{ /// For getsysinfo(). diff --git a/src/arch/mips/process.cc b/src/arch/mips/process.cc index c62b60b98..5643ff18a 100644 --- a/src/arch/mips/process.cc +++ b/src/arch/mips/process.cc @@ -136,7 +136,7 @@ MipsLiveProcess::argsInit(int pageSize) stack_min = roundDown(stack_min, pageSize); stack_size = stack_base - stack_min; // map memory - pTable->allocate(stack_min, roundUp(stack_size, pageSize)); + allocateMem(stack_min, roundUp(stack_size, pageSize)); // map out initial stack contents IntType argv_array_base = stack_min + intSize; // room for argc diff --git a/src/arch/mips/tlb.cc b/src/arch/mips/tlb.cc index 52e13dfc3..057fb5e76 100644 --- a/src/arch/mips/tlb.cc +++ b/src/arch/mips/tlb.cc @@ -129,7 +129,6 @@ int TLB::probeEntry(Addr vpn, uint8_t asn) const { // assume not found... - PTE *retval = NULL; int Ind = -1; PageTable::const_iterator i = lookupTable.find(vpn); if (i != lookupTable.end()) { @@ -144,7 +143,6 @@ TLB::probeEntry(Addr vpn, uint8_t asn) const if (((vpn & InvMask) == (VPN & InvMask)) && (pte->G || (asn == pte->asid))) { // We have a VPN + ASID Match - retval = pte; Ind = index; break; } |