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-rw-r--r--src/arch/arm/insts/misc.cc24
-rw-r--r--src/arch/arm/insts/misc.hh34
-rw-r--r--src/arch/arm/insts/pred_inst.hh7
-rw-r--r--src/arch/arm/isa/formats/misc.isa4
-rw-r--r--src/arch/arm/isa/insts/misc.isa12
-rw-r--r--src/arch/arm/isa/templates/misc.isa60
-rw-r--r--src/arch/arm/tlb.cc7
7 files changed, 134 insertions, 14 deletions
diff --git a/src/arch/arm/insts/misc.cc b/src/arch/arm/insts/misc.cc
index efc334c4b..7432f436e 100644
--- a/src/arch/arm/insts/misc.cc
+++ b/src/arch/arm/insts/misc.cc
@@ -256,6 +256,30 @@ RegRegImmOp::generateDisassembly(Addr pc, const SymbolTable *symtab) const
}
std::string
+MiscRegRegImmOp::generateDisassembly(Addr pc, const SymbolTable *symtab) const
+{
+ std::stringstream ss;
+ printMnemonic(ss);
+ printReg(ss, dest);
+ ss << ", ";
+ printReg(ss, op1);
+ ccprintf(ss, ", #%d", imm);
+ return ss.str();
+}
+
+std::string
+RegMiscRegImmOp::generateDisassembly(Addr pc, const SymbolTable *symtab) const
+{
+ std::stringstream ss;
+ printMnemonic(ss);
+ printReg(ss, dest);
+ ss << ", ";
+ printReg(ss, op1);
+ ccprintf(ss, ", #%d", imm);
+ return ss.str();
+}
+
+std::string
RegImmImmOp::generateDisassembly(Addr pc, const SymbolTable *symtab) const
{
std::stringstream ss;
diff --git a/src/arch/arm/insts/misc.hh b/src/arch/arm/insts/misc.hh
index 3d947a272..4217dc6f1 100644
--- a/src/arch/arm/insts/misc.hh
+++ b/src/arch/arm/insts/misc.hh
@@ -256,6 +256,40 @@ class RegRegImmOp : public PredOp
std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
};
+class MiscRegRegImmOp : public PredOp
+{
+ protected:
+ MiscRegIndex dest;
+ IntRegIndex op1;
+ uint64_t imm;
+
+ MiscRegRegImmOp(const char *mnem, ExtMachInst _machInst, OpClass __opClass,
+ MiscRegIndex _dest, IntRegIndex _op1,
+ uint64_t _imm) :
+ PredOp(mnem, _machInst, __opClass),
+ dest(_dest), op1(_op1), imm(_imm)
+ {}
+
+ std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
+};
+
+class RegMiscRegImmOp : public PredOp
+{
+ protected:
+ IntRegIndex dest;
+ MiscRegIndex op1;
+ uint64_t imm;
+
+ RegMiscRegImmOp(const char *mnem, ExtMachInst _machInst, OpClass __opClass,
+ IntRegIndex _dest, MiscRegIndex _op1,
+ uint64_t _imm) :
+ PredOp(mnem, _machInst, __opClass),
+ dest(_dest), op1(_op1), imm(_imm)
+ {}
+
+ std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
+};
+
class RegImmImmOp : public PredOp
{
protected:
diff --git a/src/arch/arm/insts/pred_inst.hh b/src/arch/arm/insts/pred_inst.hh
index c5e2ab386..8a335879b 100644
--- a/src/arch/arm/insts/pred_inst.hh
+++ b/src/arch/arm/insts/pred_inst.hh
@@ -48,10 +48,11 @@
namespace ArmISA
{
static inline uint32_t
-rotate_imm(uint32_t immValue, int rotateValue)
+rotate_imm(uint32_t immValue, uint32_t rotateValue)
{
- return ((immValue >> (rotateValue & 31)) |
- (immValue << (32 - (rotateValue & 31))));
+ rotateValue &= 31;
+ return rotateValue == 0 ? immValue :
+ (immValue >> rotateValue) | (immValue << (32 - rotateValue));
}
static inline uint32_t
diff --git a/src/arch/arm/isa/formats/misc.isa b/src/arch/arm/isa/formats/misc.isa
index 0ba114e86..7d3865104 100644
--- a/src/arch/arm/isa/formats/misc.isa
+++ b/src/arch/arm/isa/formats/misc.isa
@@ -214,8 +214,8 @@ let {{
if (miscRegInfo[miscReg][MISCREG_IMPLEMENTED]) {
if (isRead)
- return new Mrc15(machInst, rt, (IntRegIndex)miscReg, iss);
- return new Mcr15(machInst, (IntRegIndex)miscReg, rt, iss);
+ return new Mrc15(machInst, rt, miscReg, iss);
+ return new Mcr15(machInst, miscReg, rt, iss);
} else {
return new FailUnimplemented(isRead ? "mrc" : "mcr", machInst,
csprintf("%s %s", isRead ? "mrc" : "mcr",
diff --git a/src/arch/arm/isa/insts/misc.isa b/src/arch/arm/isa/insts/misc.isa
index 76fc1fbed..00c907acd 100644
--- a/src/arch/arm/isa/insts/misc.isa
+++ b/src/arch/arm/isa/insts/misc.isa
@@ -860,11 +860,11 @@ let {{
Dest = MiscNsBankedOp1;
'''
- mrc15Iop = InstObjParams("mrc", "Mrc15", "RegRegImmOp",
+ mrc15Iop = InstObjParams("mrc", "Mrc15", "RegMiscRegImmOp",
{ "code": mrc15code,
"predicate_test": predicateTest }, [])
- header_output += RegRegImmOpDeclare.subst(mrc15Iop)
- decoder_output += RegRegImmOpConstructor.subst(mrc15Iop)
+ header_output += RegMiscRegImmOpDeclare.subst(mrc15Iop)
+ decoder_output += RegMiscRegImmOpConstructor.subst(mrc15Iop)
exec_output += PredOpExecute.subst(mrc15Iop)
@@ -887,12 +887,12 @@ let {{
}
MiscNsBankedDest = Op1;
'''
- mcr15Iop = InstObjParams("mcr", "Mcr15", "RegRegImmOp",
+ mcr15Iop = InstObjParams("mcr", "Mcr15", "MiscRegRegImmOp",
{ "code": mcr15code,
"predicate_test": predicateTest },
["IsSerializeAfter","IsNonSpeculative"])
- header_output += RegRegImmOpDeclare.subst(mcr15Iop)
- decoder_output += RegRegImmOpConstructor.subst(mcr15Iop)
+ header_output += MiscRegRegImmOpDeclare.subst(mcr15Iop)
+ decoder_output += MiscRegRegImmOpConstructor.subst(mcr15Iop)
exec_output += PredOpExecute.subst(mcr15Iop)
diff --git a/src/arch/arm/isa/templates/misc.isa b/src/arch/arm/isa/templates/misc.isa
index c3866a51f..5cd4637a6 100644
--- a/src/arch/arm/isa/templates/misc.isa
+++ b/src/arch/arm/isa/templates/misc.isa
@@ -433,6 +433,66 @@ def template RegRegImmOpConstructor {{
}
}};
+def template MiscRegRegImmOpDeclare {{
+class %(class_name)s : public %(base_class)s
+{
+ protected:
+ public:
+ // Constructor
+ %(class_name)s(ExtMachInst machInst,
+ MiscRegIndex _dest, IntRegIndex _op1,
+ uint64_t _imm);
+ %(BasicExecDeclare)s
+};
+}};
+
+def template MiscRegRegImmOpConstructor {{
+ %(class_name)s::%(class_name)s(ExtMachInst machInst,
+ MiscRegIndex _dest,
+ IntRegIndex _op1,
+ uint64_t _imm)
+ : %(base_class)s("%(mnemonic)s", machInst, %(op_class)s,
+ _dest, _op1, _imm)
+ {
+ %(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
+ }
+}};
+
+def template RegMiscRegImmOpDeclare {{
+class %(class_name)s : public %(base_class)s
+{
+ protected:
+ public:
+ // Constructor
+ %(class_name)s(ExtMachInst machInst,
+ IntRegIndex _dest, MiscRegIndex _op1,
+ uint64_t _imm);
+ %(BasicExecDeclare)s
+};
+}};
+
+def template RegMiscRegImmOpConstructor {{
+ %(class_name)s::%(class_name)s(ExtMachInst machInst,
+ IntRegIndex _dest,
+ MiscRegIndex _op1,
+ uint64_t _imm)
+ : %(base_class)s("%(mnemonic)s", machInst, %(op_class)s,
+ _dest, _op1, _imm)
+ {
+ %(constructor)s;
+ if (!(condCode == COND_AL || condCode == COND_UC)) {
+ for (int x = 0; x < _numDestRegs; x++) {
+ _srcRegIdx[_numSrcRegs++] = _destRegIdx[x];
+ }
+ }
+ }
+}};
+
def template RegImmImmOpDeclare {{
class %(class_name)s : public %(base_class)s
{
diff --git a/src/arch/arm/tlb.cc b/src/arch/arm/tlb.cc
index ece4e5a1c..94343c1c2 100644
--- a/src/arch/arm/tlb.cc
+++ b/src/arch/arm/tlb.cc
@@ -71,9 +71,10 @@ using namespace ArmISA;
TLB::TLB(const ArmTLBParams *p)
: BaseTLB(p), table(new TlbEntry[p->size]), size(p->size),
- isStage2(p->is_stage2), tableWalker(p->walker), stage2Tlb(NULL),
- stage2Mmu(NULL), rangeMRU(1), bootUncacheability(false),
- miscRegValid(false), curTranType(NormalTran)
+ isStage2(p->is_stage2), stage2Req(false), _attr(0),
+ directToStage2(false), tableWalker(p->walker), stage2Tlb(NULL),
+ stage2Mmu(NULL), rangeMRU(1), bootUncacheability(false),
+ miscRegValid(false), curTranType(NormalTran)
{
tableWalker->setTlb(this);
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-28 06:02:51 +0000