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authorKorey Sewell <ksewell@umich.edu>2006-03-16 18:40:54 -0500
committerKorey Sewell <ksewell@umich.edu>2006-03-16 18:40:54 -0500
commit1db74514c23a09997d3f3eabca31a4dc94cec2f7 (patch)
treec28b33bbed1535a72503cdd5f52c39889dd0a449
parent805b9cf1d5ace9c02b7bd120ee1bc082f544699d (diff)
parent1d741c48af9f08718d359d9e3b7d3c0bf562a467 (diff)
downloadgem5-1db74514c23a09997d3f3eabca31a4dc94cec2f7.tar.xz
Merge zizzer:/bk/newmem
into zazzer.eecs.umich.edu:/.automount/zooks/y/ksewell/research/m5-sim/newmem-mips --HG-- extra : convert_revision : 02fe0b0170348dc6f6a985c15123806088a8c23e
Diffstat
-rw-r--r--arch/alpha/types.hh13
-rw-r--r--arch/sparc/faults.cc16
-rw-r--r--arch/sparc/faults.hh4
-rw-r--r--arch/sparc/isa/base.isa15
-rw-r--r--arch/sparc/isa/decoder.isa1262
-rw-r--r--arch/sparc/isa/formats.isa11
-rw-r--r--arch/sparc/isa/formats/branch.isa3
-rw-r--r--arch/sparc/isa/formats/integerop.isa75
-rw-r--r--arch/sparc/isa/formats/mem.isa15
-rw-r--r--arch/sparc/isa/formats/noop.isa4
-rw-r--r--arch/sparc/isa/formats/priv.isa172
-rw-r--r--arch/sparc/isa/formats/trap.isa13
-rw-r--r--arch/sparc/isa/formats/unknown.isa46
-rw-r--r--arch/sparc/isa/includes.isa2
-rw-r--r--arch/sparc/isa/operands.isa81
-rw-r--r--arch/sparc/isa_traits.hh11
-rw-r--r--base/loader/elf_object.cc10
17 files changed, 1002 insertions, 751 deletions
diff --git a/arch/alpha/types.hh b/arch/alpha/types.hh
index 3cd93c6b0..d4cb482d8 100644
--- a/arch/alpha/types.hh
+++ b/arch/alpha/types.hh
@@ -38,19 +38,6 @@ namespace AlphaISA
typedef uint64_t ExtMachInst;
typedef uint8_t RegIndex;
- // These enumerate all the registers for dependence tracking.
- enum DependenceTags {
- // 0..31 are the integer regs 0..31
- // 32..63 are the FP regs 0..31, i.e. use (reg + FP_Base_DepTag)
- FP_Base_DepTag = 40,
- Ctrl_Base_DepTag = 72,
- Fpcr_DepTag = 72, // floating point control register
- Uniq_DepTag = 73,
- Lock_Flag_DepTag = 74,
- Lock_Addr_DepTag = 75,
- IPR_Base_DepTag = 76
- };
-
typedef uint64_t IntReg;
// floating point register file entry type
diff --git a/arch/sparc/faults.cc b/arch/sparc/faults.cc
index b48fc600b..9831a7679 100644
--- a/arch/sparc/faults.cc
+++ b/arch/sparc/faults.cc
@@ -89,10 +89,10 @@ TrapType IllegalInstruction::_trapType = 0x010;
FaultPriority IllegalInstruction::_priority = 7;
FaultStat IllegalInstruction::_count;
-FaultName PrivelegedOpcode::_name = "priv_opcode";
-TrapType PrivelegedOpcode::_trapType = 0x011;
-FaultPriority PrivelegedOpcode::_priority = 6;
-FaultStat PrivelegedOpcode::_count;
+FaultName PrivilegedOpcode::_name = "priv_opcode";
+TrapType PrivilegedOpcode::_trapType = 0x011;
+FaultPriority PrivilegedOpcode::_priority = 6;
+FaultStat PrivilegedOpcode::_count;
FaultName UnimplementedLDD::_name = "unimp_ldd";
TrapType UnimplementedLDD::_trapType = 0x012;
@@ -159,10 +159,10 @@ TrapType STDFMemAddressNotAligned::_trapType = 0x036;
FaultPriority STDFMemAddressNotAligned::_priority = 10;
FaultStat STDFMemAddressNotAligned::_count;
-FaultName PrivelegedAction::_name = "priv_action";
-TrapType PrivelegedAction::_trapType = 0x037;
-FaultPriority PrivelegedAction::_priority = 11;
-FaultStat PrivelegedAction::_count;
+FaultName PrivilegedAction::_name = "priv_action";
+TrapType PrivilegedAction::_trapType = 0x037;
+FaultPriority PrivilegedAction::_priority = 11;
+FaultStat PrivilegedAction::_count;
FaultName LDQFMemAddressNotAligned::_name = "unalign_ldqf";
TrapType LDQFMemAddressNotAligned::_trapType = 0x038;
diff --git a/arch/sparc/faults.hh b/arch/sparc/faults.hh
index 318b1ad5a..985407c26 100644
--- a/arch/sparc/faults.hh
+++ b/arch/sparc/faults.hh
@@ -216,7 +216,7 @@ class IllegalInstruction : public SparcFault
FaultStat & countStat() {return _count;}
};
-class PrivelegedOpcode : public SparcFault
+class PrivilegedOpcode : public SparcFault
{
private:
static FaultName _name;
@@ -412,7 +412,7 @@ class STDFMemAddressNotAligned : public SparcFault
FaultStat & countStat() {return _count;}
};
-class PrivelegedAction : public SparcFault
+class PrivilegedAction : public SparcFault
{
private:
static FaultName _name;
diff --git a/arch/sparc/isa/base.isa b/arch/sparc/isa/base.isa
index 916a9c5a5..f8c6ae12c 100644
--- a/arch/sparc/isa/base.isa
+++ b/arch/sparc/isa/base.isa
@@ -48,6 +48,8 @@ output header {{
std::string generateDisassembly(Addr pc,
const SymbolTable *symtab) const;
+
+ void printReg(std::ostream &os, int reg) const;
};
bool passesCondition(condCodes codes, condTest condition);
@@ -55,6 +57,17 @@ output header {{
output decoder {{
+ void
+ SparcStaticInst::printReg(std::ostream &os, int reg) const
+ {
+ if (reg < FP_Base_DepTag) {
+ ccprintf(os, "r%d", reg);
+ }
+ else {
+ ccprintf(os, "f%d", reg - FP_Base_DepTag);
+ }
+ }
+
std::string SparcStaticInst::generateDisassembly(Addr pc,
const SymbolTable *symtab) const
{
@@ -124,6 +137,8 @@ output decoder {{
case OverflowSet:
return codes.v;
}
+ panic("Tried testing condition nonexistant "
+ "condition code %d", condition);
}
}};
diff --git a/arch/sparc/isa/decoder.isa b/arch/sparc/isa/decoder.isa
index 716653d84..14280ef12 100644
--- a/arch/sparc/isa/decoder.isa
+++ b/arch/sparc/isa/decoder.isa
@@ -3,674 +3,636 @@
// The actual decoder specification
//
-decode OP default Trap::unknown({{IllegalInstruction}}) {
-
- 0x0: decode OP2 {
- //0x0: Trap::illtrap({{IllegalInstruction}}); //ILLTRAP
- 0x1: Branch::bpcc({{
- switch((CC12 << 1) | CC02)
- {
- case 1:
- case 3:
- fault = new IllegalInstruction;
- case 0:
- if(passesCondition(xc->regs.MiscRegs.ccrFields.icc, COND2))
- ;//branchHere
- break;
- case 2:
- if(passesCondition(xc->regs.MiscRegs.ccrFields.xcc, COND2))
- ;//branchHere
- break;
- }
- }});//BPcc
- 0x2: Branch::bicc({{
- if(passesCondition(xc->regs.MiscRegs.ccrFields.icc, COND2))
+decode OP default Unknown::unknown()
+{
+ 0x0: decode OP2
+ {
+ //Throw an illegal instruction acception
+ 0x0: Trap::illtrap({{fault = new IllegalInstruction;}});
+ 0x1: Branch::bpcc({{
+ switch((CC12 << 1) | CC02)
+ {
+ case 1:
+ case 3:
+ fault = new IllegalInstruction;
+ case 0:
+ if(passesCondition(CcrIcc, COND2))
;//branchHere
- }});//Bicc
- 0x3: Branch::bpr({{
- switch(RCOND)
- {
- case 0:
- case 4:
- fault = new IllegalInstruction;
- case 1:
- if(Rs1 == 0)
- ;//branchHere
- break;
- case 2:
- if(Rs1 <= 0)
- ;//branchHere
- break;
- case 3:
- if(Rs1 < 0)
- ;//branchHere
- break;
- case 5:
- if(Rs1 != 0)
- ;//branchHere
- break;
- case 6:
- if(Rs1 > 0)
- ;//branchHere
- break;
- case 7:
- if(Rs1 >= 0)
- ;//branchHere
- break;
- }
- }}); //BPr
- //SETHI (or NOP if rd == 0 and imm == 0)
- 0x4: IntegerOp::sethi({{Rd = (IMM22 << 10) & 0xFFFFFC00;}});
- 0x5: Trap::fbpfcc({{throw fp_disabled;}}); //FBPfcc
- 0x6: Trap::fbfcc({{throw fp_disabled;}}); //FBfcc
+ break;
+ case 2:
+ if(passesCondition(CcrXcc, COND2))
+ ;//branchHere
+ break;
+ }
+ }});//BPcc
+ 0x2: Branch::bicc({{
+ if(passesCondition(CcrIcc, COND2))
+ ;//branchHere
+ }});//Bicc
+ 0x3: Branch::bpr({{
+ switch(RCOND2)
+ {
+ case 0:
+ case 4:
+ fault = new IllegalInstruction;
+ case 1:
+ if(Rs1 == 0)
+ ;//branchHere
+ break;
+ case 2:
+ if(Rs1 <= 0)
+ ;//branchHere
+ break;
+ case 3:
+ if(Rs1 < 0)
+ ;//branchHere
+ break;
+ case 5:
+ if(Rs1 != 0)
+ ;//branchHere
+ break;
+ case 6:
+ if(Rs1 > 0)
+ ;//branchHere
+ break;
+ case 7:
+ if(Rs1 >= 0)
+ ;//branchHere
+ break;
+ }
+ }}); //BPr
+ //SETHI (or NOP if rd == 0 and imm == 0)
+ 0x4: IntegerOp::sethi({{Rd = (IMM22 << 10) & 0xFFFFFC00;}});
+ 0x5: Trap::fbpfcc({{fault = new FpDisabled;}});
+ 0x6: Trap::fbfcc({{fault = new FpDisabled;}});
+ }
+ 0x1: Branch::call({{
+ //branch here
+ Rd = xc->pc;
+ }});
+ 0x2: decode OP3 {
+ format IntegerOp {
+ 0x00: add({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ Rd = Rs1.sdw + val2;
+ }});//ADD
+ 0x01: and({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
+ Rd = Rs1.udw & val2;
+ }});//AND
+ 0x02: or({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
+ Rd = Rs1.udw | val2;
+ }});//OR
+ 0x03: xor({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
+ Rd = Rs1.udw ^ val2;
+ }});//XOR
+ 0x04: sub({{
+ int64_t val2 = ~((uint64_t)(I ? SIMM13.sdw : Rs2.udw))+1;
+ Rd = Rs1.sdw + val2;
+ }});//SUB
+ 0x05: andn({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
+ Rd = Rs1.udw & ~val2;
+ }});//ANDN
+ 0x06: orn({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
+ Rd = Rs1.udw | ~val2;
+ }});//ORN
+ 0x07: xnor({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
+ Rd = ~(Rs1.udw ^ val2);
+ }});//XNOR
+ 0x08: addc({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ int64_t carryin = CcrIccC;
+ Rd = Rs1.sdw + val2 + carryin;
+ }});//ADDC
+ 0x09: mulx({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = Rs1 * val2;
+ }});//MULX
+ 0x0A: umul({{
+ uint64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2.udw);
+ Rd = resTemp = Rs1.udw<31:0> * val2<31:0>;
+ YValue = resTemp<63:32>;
+ }});//UMUL
+ 0x0B: smul({{
+ int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ rd.sdw = resTemp = Rs1.sdw<31:0> * val2<31:0>;
+ YValue = resTemp<63:32>;
+ }});//SMUL
+ 0x0C: subc({{
+ int64_t val2 = ~((int64_t)(I ? SIMM13.sdw : Rs2.sdw))+1;
+ int64_t carryin = CcrIccC;
+ Rd.sdw = Rs1.sdw + val2 + carryin;
+ }});//SUBC
+ 0x0D: udivx({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
+ if(val2 == 0) fault = new DivisionByZero;
+ else Rd.udw = Rs1.udw / val2;
+ }});//UDIVX
+ 0x0E: udiv({{
+ uint32_t resTemp, val2 = (I ? SIMM13.sw : Rs2.udw<31:0>);
+ if(val2 == 0)
+ fault = new DivisionByZero;
+ resTemp = (uint64_t)((YValue << 32)
+ | Rs1.udw<31:0>) / val2;
+ int32_t overflow = (resTemp<63:32> != 0);
+ if(overflow)
+ rd.udw = resTemp = 0xFFFFFFFF;
+ else
+ rd.udw = resTemp;
+ }}); //UDIV
+ 0x0F: sdiv({{
+ int32_t resTemp, val2 = (I ? SIMM13.sw : Rs2.sdw<31:0>);
+ if(val2 == 0)
+ fault = new DivisionByZero;
+
+ Rd.sdw = (int64_t)((YValue << 32) |
+ Rs1.sdw<31:0>) / val2;
+ resTemp = Rd.sdw;
+ int32_t overflow = (resTemp<63:31> != 0);
+ int32_t underflow =
+ (resTemp<63:> && resTemp<62:31> != 0xFFFFFFFF);
+ if(overflow)
+ rd.udw = resTemp = 0x7FFFFFFF;
+ else if(underflow)
+ rd.udw = resTemp = 0xFFFFFFFF80000000;
+ else
+ rd.udw = resTemp;
+ }});//SDIV
}
- 0x1: Branch::call({{
- //branch here
- Rd = xc->pc;
- }});
- 0x2: decode OP3 {
- format IntegerOp {
- 0x00: add({{
- int64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- Rd = Rs1.sdw + val2;
- }});//ADD
- 0x01: and({{
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
- Rd = Rs1.udw & val2;
- }});//AND
- 0x02: or({{
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
- Rd = Rs1.udw | val2;
- }});//OR
- 0x03: xor({{
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
- Rd = Rs1.udw ^ val2;
- }});//XOR
- 0x04: sub({{
- int64_t val2 = ~((uint64_t)(I ? SIMM13.sdw : Rs2.udw))+1;
- Rd = Rs1.sdw + val2;
- }});//SUB
- 0x05: andn({{
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
- Rd = Rs1.udw & ~val2;
- }});//ANDN
- 0x06: orn({{
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
- Rd = Rs1.udw | ~val2;
- }});//ORN
- 0x07: xnor({{
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
- Rd = ~(Rs1.udw ^ val2);
- }});//XNOR
- 0x08: addc({{
- int64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- int64_t carryin = xc->regs.MiscRegs.ccrfields.iccfields.c;
- Rd = Rs1.sdw + val2 + carryin;
- }});//ADDC
- 0x09: mulx({{
- int64_t val2 = (I ? SIMM13.sdw : Rs2);
- Rd = Rs1 * val2;
- }});//MULX
- 0x0A: umul({{
- uint64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2.udw);
- Rd = resTemp = Rs1.udw<31:0> * val2<31:0>;
- xc->regs.MiscRegs.yFields.value = resTemp<63:32>;
- }});//UMUL
- 0x0B: smul({{
- int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2.sdw);
- rd.sdw = resTemp = Rs1.sdw<31:0> * val2<31:0>;
- xc->regs.MiscRegs.yFields.value = resTemp<63:32>;
- }});//SMUL
- 0x0C: subc({{
- int64_t val2 = ~((int64_t)(I ? SIMM13.sdw : Rs2.sdw))+1;
- int64_t carryin = xc->regs.MiscRegs.ccrfields.iccfields.c;
- Rd.sdw = Rs1.sdw + val2 + carryin;
- }});//SUBC
- 0x0D: udivx({{
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
- if(val2 == 0) throw division_by_zero;
- Rd.udw = Rs1.udw / val2;
- }});//UDIVX
- 0x0E: udiv({{
- uint32_t resTemp, val2 = (I ? SIMM13.sw : Rs2.udw<31:0>);
- if(val2 == 0)
- fault = new DivisionByZero;
- resTemp = (uint64_t)((xc->regs.MiscRegs.yFields.value << 32)
- | Rs1.udw<31:0>) / val2;
+ format IntegerOpCc {
+ 0x10: addcc({{
+ int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = resTemp = Rs1 + val2;}},
+ {{((Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31)}},
+ {{Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>}},
+ {{((Rs1 >> 1) + (val2 >> 1) + (Rs1 & val2 & 0x1))<63:>}},
+ {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
+ );//ADDcc
+ 0x11: andcc({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = Rs1 & val2;}},
+ {{0}},{{0}},{{0}},{{0}});//ANDcc
+ 0x12: orcc({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = Rs1 | val2;}},
+ {{0}},{{0}},{{0}},{{0}});//ORcc
+ 0x13: xorcc({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = Rs1 ^ val2;}},
+ {{0}},{{0}},{{0}},{{0}});//XORcc
+ 0x14: subcc({{
+ int64_t resTemp, val2 = (int64_t)(I ? SIMM13.sdw : Rs2);
+ Rd = resTemp = Rs1 - val2;}},
+ {{((Rs1 & 0xFFFFFFFF + (~val2) & 0xFFFFFFFF + 1) >> 31)}},
+ {{Rs1<31:> != val2<31:> && Rs1<31:> != resTemp<31:>}},
+ {{((Rs1 >> 1) + (~val2) >> 1) +
+ ((Rs1 | ~val2) & 0x1))<63:>}},
+ {{Rs1<63:> != val2<63:> && Rs1<63:> != resTemp<63:>}}
+ );//SUBcc
+ 0x15: andncc({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = Rs1 & ~val2;}},
+ {{0}},{{0}},{{0}},{{0}});//ANDNcc
+ 0x16: orncc({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = Rs1 | ~val2;}},
+ {{0}},{{0}},{{0}},{{0}});//ORNcc
+ 0x17: xnorcc({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = ~(Rs1 ^ val2);}},
+ {{0}},{{0}},{{0}},{{0}});//XNORcc
+ 0x18: addccc({{
+ int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
+ int64_t carryin = CcrIccC;
+ Rd = resTemp = Rs1 + val2 + carryin;}},
+ {{((Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31
+ + carryin)}},
+ {{Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>}},
+ {{((Rs1 >> 1) + (val2 >> 1) +
+ ((Rs1 & val2) | (carryin & (Rs1 | val2)) & 0x1))<63:>}},
+ {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
+ );//ADDCcc
+ 0x1A: umulcc({{
+ uint64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = resTemp = Rs1.udw<31:0> * val2<31:0>;
+ YValue = resTemp<63:32>;}},
+ {{0}},{{0}},{{0}},{{0}});//UMULcc
+ 0x1B: smulcc({{
+ int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = resTemp = Rs1.sdw<31:0> * val2<31:0>;
+ YValue = resTemp<63:32>;}}
+ ,{{0}},{{0}},{{0}},{{0}});//SMULcc
+ 0x1C: subccc({{
+ int64_t resTemp, val2 = (int64_t)(I ? SIMM13.sdw : Rs2);
+ int64_t carryin = CcrIccC;
+ Rd = resTemp = Rs1 + ~(val2 + carryin) + 1;}},
+ {{((Rs1 & 0xFFFFFFFF + (~(val2 + carryin)) & 0xFFFFFFFF + 1) >> 31)}},
+ {{Rs1<31:> != val2<31:> && Rs1<31:> != resTemp<31:>}},
+ {{((Rs1 >> 1) + (~(val2 + carryin)) >> 1) + ((Rs1 | ~(val2+carryin)) & 0x1))<63:>}},
+ {{Rs1<63:> != val2<63:> && Rs1<63:> != resTemp<63:>}}
+ );//SUBCcc
+ 0x1D: udivxcc({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
+ if(val2 == 0) fault = new DivisionByZero;
+ else Rd.udw = Rs1.udw / val2;}}
+ ,{{0}},{{0}},{{0}},{{0}});//UDIVXcc
+ 0x1E: udivcc({{
+ uint32_t resTemp, val2 = (I ? SIMM13.sw : Rs2.udw<31:0>);
+ if(val2 == 0) fault = new DivisionByZero;
+ else
+ {
+ resTemp = (uint64_t)((YValue << 32) | Rs1.udw<31:0>) / val2;
int32_t overflow = (resTemp<63:32> != 0);
- if(overflow)
- rd.udw = resTemp = 0xFFFFFFFF;
- else
- rd.udw = resTemp;
- }}); //UDIV
- 0x0F: sdiv({{
- int32_t resTemp, val2 = (I ? SIMM13.sw : Rs2.sdw<31:0>);
- if(val2 == 0)
- fault = new DivisionByZero;
-
- Rd.sdw = (int64_t)((xc->regs.MiscRegs.yFields.value << 32) |
- Rs1.sdw<31:0>) / val2;
- resTemp = Rd.sdw;
+ if(overflow) rd.udw = resTemp = 0xFFFFFFFF;
+ else rd.udw = resTemp;
+ } }},
+ {{0}},
+ {{overflow}},
+ {{0}},
+ {{0}}
+ );//UDIVcc
+ 0x1F: sdivcc({{
+ int32_t resTemp, val2 = (I ? SIMM13.sw : Rs2.sdw<31:0>);
+ if(val2 == 0) fault = new DivisionByZero;
+ else
+ {
+ Rd.sdw = resTemp = (int64_t)((YValue << 32) | Rs1.sdw<31:0>) / val2;
int32_t overflow = (resTemp<63:31> != 0);
- int32_t underflow =
- (resTemp<63:> && resTemp<62:31> != 0xFFFFFFFF);
- if(overflow)
- rd.udw = resTemp = 0x7FFFFFFF;
- else if(underflow)
- rd.udw = resTemp = 0xFFFFFFFF80000000;
- else
- rd.udw = resTemp;
- }});//SDIV
+ int32_t underflow = (resTemp<63:> && resTemp<62:31> != 0xFFFFFFFF);
+ if(overflow) rd.udw = resTemp = 0x7FFFFFFF;
+ else if(underflow) rd.udw = resTemp = 0xFFFFFFFF80000000;
+ else rd.udw = resTemp;
+ } }},
+ {{0}},
+ {{overflow || underflow}},
+ {{0}},
+ {{0}}
+ );//SDIVcc
+ 0x20: taddcc({{
+ int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = resTemp = Rs1 + val2;
+ int32_t overflow = Rs1<1:0> || val2<1:0> || (Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>);}},
+ {{((Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31)}},
+ {{overflow}},
+ {{((Rs1 >> 1) + (val2 >> 1) + (Rs1 & val2 & 0x1))<63:>}},
+ {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
+ );//TADDcc
+ 0x21: tsubcc({{
+ int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = resTemp = Rs1 + val2;
+ int32_t overflow = Rs1<1:0> || val2<1:0> || (Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>);}},
+ {{(Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31)}},
+ {{overflow}},
+ {{((Rs1 >> 1) + (val2 >> 1) + (Rs1 & val2 & 0x1))<63:>}},
+ {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
+ );//TSUBcc
+ 0x22: taddcctv({{
+ int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = resTemp = Rs1 + val2;
+ int32_t overflow = Rs1<1:0> || val2<1:0> || (Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>);
+ if(overflow) fault = new TagOverflow;}},
+ {{((Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31)}},
+ {{overflow}},
+ {{((Rs1 >> 1) + (val2 >> 1) + (Rs1 & val2 & 0x1))<63:>}},
+ {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
+ );//TADDccTV
+ 0x23: tsubcctv({{
+ int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = resTemp = Rs1 + val2;
+ int32_t overflow = Rs1<1:0> || val2<1:0> || (Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>);
+ if(overflow) fault = new TagOverflow;}},
+ {{((Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31)}},
+ {{overflow}},
+ {{((Rs1 >> 1) + (val2 >> 1) + (Rs1 & val2 & 0x1))<63:>}},
+ {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
+ );//TSUBccTV
+ 0x24: mulscc({{
+ int64_t resTemp, multiplicand = (I ? SIMM13.sdw : Rs2);
+ int32_t multiplier = Rs1<31:0>;
+ int32_t savedLSB = Rs1<0:>;
+ multiplier = multipler<31:1> |
+ ((CcrIccN
+ ^ CcrIccV) << 32);
+ if(!YValue<0:>)
+ multiplicand = 0;
+ Rd = resTemp = multiplicand + multiplier;
+ YValue = YValue<31:1> | (savedLSB << 31);}},
+ {{((multiplicand & 0xFFFFFFFF + multiplier & 0xFFFFFFFF) >> 31)}},
+ {{multiplicand<31:> == multiplier<31:> && multiplier<31:> != resTemp<31:>}},
+ {{((multiplicand >> 1) + (multiplier >> 1) + (multiplicand & multiplier & 0x1))<63:>}},
+ {{multiplicand<63:> == multiplier<63:> && multiplier<63:> != resTemp<63:>}}
+ );//MULScc
}
- format IntegerOpCc {
- 0x10: addcc({{
- int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
- Rd = resTemp = Rs1 + val2;}},
- {{((Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31)}},
- {{Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>}},
- {{((Rs1 >> 1) + (val2 >> 1) + (Rs1 & val2 & 0x1))<63:>}},
- {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
- );//ADDcc
- 0x11: andcc({{
- int64_t val2 = (I ? SIMM13.sdw : Rs2);
- Rd = Rs1 & val2;}},
- {{0}},{{0}},{{0}},{{0}});//ANDcc
- 0x12: orcc({{
- int64_t val2 = (I ? SIMM13.sdw : Rs2);
- Rd = Rs1 | val2;}},
- {{0}},{{0}},{{0}},{{0}});//ORcc
- 0x13: xorcc({{
- int64_t val2 = (I ? SIMM13.sdw : Rs2);
- Rd = Rs1 ^ val2;}},
- {{0}},{{0}},{{0}},{{0}});//XORcc
- 0x14: subcc({{
- int64_t resTemp, val2 = (int64_t)(I ? SIMM13.sdw : Rs2);
- Rd = resTemp = Rs1 - val2;}},
- {{((Rs1 & 0xFFFFFFFF + (~val2) & 0xFFFFFFFF + 1) >> 31)}},
- {{Rs1<31:> != val2<31:> && Rs1<31:> != resTemp<31:>}},
- {{((Rs1 >> 1) + (~val2) >> 1) +
- ((Rs1 | ~val2) & 0x1))<63:>}},
- {{Rs1<63:> != val2<63:> && Rs1<63:> != resTemp<63:>}}
- );//SUBcc
- 0x15: andncc({{
- int64_t val2 = (I ? SIMM13.sdw : Rs2);
- Rd = Rs1 & ~val2;}},
- {{0}},{{0}},{{0}},{{0}});//ANDNcc
- 0x16: orncc({{
- int64_t val2 = (I ? SIMM13.sdw : Rs2);
- Rd = Rs1 | ~val2;}},
- {{0}},{{0}},{{0}},{{0}});//ORNcc
- 0x17: xnorcc({{
- int64_t val2 = (I ? SIMM13.sdw : Rs2);
- Rd = ~(Rs1 ^ val2);}},
- {{0}},{{0}},{{0}},{{0}});//XNORcc
- 0x18: addccc({{
- int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
- int64_t carryin = xc->regs.MiscRegs.ccrfields.iccfields.c;
- Rd = resTemp = Rs1 + val2 + carryin;}},
- {{((Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31
- + carryin)}},
- {{Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>}},
- {{((Rs1 >> 1) + (val2 >> 1) +
- ((Rs1 & val2) | (carryin & (Rs1 | val2)) & 0x1))<63:>}},
- {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
- );//ADDCcc
- 0x1A: umulcc({{
- uint64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
- Rd = resTemp = Rs1.udw<31:0> * val2<31:0>;
- xc->regs.MiscRegs.yFields.value = resTemp<63:32>;}},
- {{0}},{{0}},{{0}},{{0}});//UMULcc
- 0x1B: smulcc({{
- int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
- Rd = resTemp = Rs1.sdw<31:0> * val2<31:0>;
- xc->regs.MiscRegs.yFields.value = resTemp<63:32>;}}
- ,{{0}},{{0}},{{0}},{{0}});//SMULcc
- 0x1C: subccc({{
- int64_t resTemp, val2 = (int64_t)(I ? SIMM13.sdw : Rs2);
- int64_t carryin = xc->regs.MiscRegs.ccrfields.iccfields.c;
- Rd = resTemp = Rs1 + ~(val2 + carryin) + 1;}},
- {{((Rs1 & 0xFFFFFFFF + (~(val2 + carryin)) & 0xFFFFFFFF + 1) >> 31)}},
- {{Rs1<31:> != val2<31:> && Rs1<31:> != resTemp<31:>}},
- {{((Rs1 >> 1) + (~(val2 + carryin)) >> 1) + ((Rs1 | ~(val2+carryin)) & 0x1))<63:>}},
- {{Rs1<63:> != val2<63:> && Rs1<63:> != resTemp<63:>}}
- );//SUBCcc
- 0x1D: udivxcc({{
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
- if(val2 == 0) throw division_by_zero;
- Rd.udw = Rs1.udw / val2;}}
- ,{{0}},{{0}},{{0}},{{0}});//UDIVXcc
- 0x1E: udivcc({{
- uint32_t resTemp, val2 = (I ? SIMM13.sw : Rs2.udw<31:0>);
- if(val2 == 0) throw division_by_zero;
- resTemp = (uint64_t)((xc->regs.MiscRegs.yFields.value << 32) | Rs1.udw<31:0>) / val2;
- int32_t overflow = (resTemp<63:32> != 0);
- if(overflow) rd.udw = resTemp = 0xFFFFFFFF;
- else rd.udw = resTemp;}},
- {{0}},
- {{overflow}},
- {{0}},
- {{0}}
- );//UDIVcc
- 0x1F: sdivcc({{
- int32_t resTemp, val2 = (I ? SIMM13.sw : Rs2.sdw<31:0>);
- if(val2 == 0) throw division_by_zero;
- Rd.sdw = resTemp = (int64_t)((xc->regs.MiscRegs.yFields.value << 32) | Rs1.sdw<31:0>) / val2;
- int32_t overflow = (resTemp<63:31> != 0);
- int32_t underflow = (resTemp<63:> && resTemp<62:31> != 0xFFFFFFFF);
- if(overflow) rd.udw = resTemp = 0x7FFFFFFF;
- else if(underflow) rd.udw = resTemp = 0xFFFFFFFF80000000;
- else rd.udw = resTemp;}},
- {{0}},
- {{overflow || underflow}},
- {{0}},
- {{0}}
- );//SDIVcc
- 0x20: taddcc({{
- int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
- Rd = resTemp = Rs1 + val2;
- int32_t overflow = Rs1<1:0> || val2<1:0> || (Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>);}},
- {{((Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31)}},
- {{overflow}},
- {{((Rs1 >> 1) + (val2 >> 1) + (Rs1 & val2 & 0x1))<63:>}},
- {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
- );//TADDcc
- 0x21: tsubcc({{
- int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
- Rd = resTemp = Rs1 + val2;
- int32_t overflow = Rs1<1:0> || val2<1:0> || (Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>);}},
- {{(Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31)}},
- {{overflow}},
- {{((Rs1 >> 1) + (val2 >> 1) + (Rs1 & val2 & 0x1))<63:>}},
- {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
- );//TSUBcc
- 0x22: taddcctv({{
- int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
- Rd = resTemp = Rs1 + val2;
- int32_t overflow = Rs1<1:0> || val2<1:0> || (Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>);
- if(overflow) throw tag_overflow;}},
- {{((Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31)}},
- {{overflow}},
- {{((Rs1 >> 1) + (val2 >> 1) + (Rs1 & val2 & 0x1))<63:>}},
- {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
- );//TADDccTV
- 0x23: tsubcctv({{
- int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
- Rd = resTemp = Rs1 + val2;
- int32_t overflow = Rs1<1:0> || val2<1:0> || (Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>);
- if(overflow) throw tag_overflow;}},
- {{((Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31)}},
- {{overflow}},
- {{((Rs1 >> 1) + (val2 >> 1) + (Rs1 & val2 & 0x1))<63:>}},
- {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
- );//TSUBccTV
- 0x24: mulscc({{
- int64_t resTemp, multiplicand = (I ? SIMM13.sdw : Rs2);
- int32_t multiplier = Rs1<31:0>;
- int32_t savedLSB = Rs1<0:>;
- multiplier = multipler<31:1> |
- ((xc->regs.MiscRegs.ccrFields.iccFields.n
- ^ xc->regs.MiscRegs.ccrFields.iccFields.v) << 32);
- if(!xc->regs.MiscRegs.yFields.value<0:>)
- multiplicand = 0;
- Rd = resTemp = multiplicand + multiplier;
- xc->regs.MiscRegs.yFields.value = xc->regs.MiscRegs.yFields.value<31:1> | (savedLSB << 31);}},
- {{((multiplicand & 0xFFFFFFFF + multiplier & 0xFFFFFFFF) >> 31)}},
- {{multiplicand<31:> == multiplier<31:> && multiplier<31:> != resTemp<31:>}},
- {{((multiplicand >> 1) + (multiplier >> 1) + (multiplicand & multiplier & 0x1))<63:>}},
- {{multiplicand<63:> == multiplier<63:> && multiplier<63:> != resTemp<63:>}}
- );//MULScc
+ format IntegerOp
+ {
+ 0x25: decode X {
+ 0x0: sll({{Rd = Rs1 << (I ? SHCNT32 : Rs2<4:0>);}}); //SLL
+ 0x1: sllx({{Rd = Rs1 << (I ? SHCNT64 : Rs2<5:0>);}}); //SLLX
}
- format IntegerOp
- {
- 0x25: decode X {
- 0x0: sll({{Rd = Rs1 << (I ? SHCNT32 : Rs2<4:0>);}}); //SLL
- 0x1: sllx({{Rd = Rs1 << (I ? SHCNT64 : Rs2<5:0>);}}); //SLLX
- }
- 0x26: decode X {
- 0x0: srl({{Rd = Rs1.udw<31:0> >> (I ? SHCNT32 : Rs2<4:0>);}}); //SRL
- 0x1: srlx({{Rd = Rs1.udw >> (I ? SHCNT64 : Rs2<5:0>);}});//SRLX
- }
- 0x27: decode X {
- 0x0: sra({{Rd = Rs1.sdw<31:0> >> (I ? SHCNT32 : Rs2<4:0>);}}); //SRA
- 0x1: srax({{Rd = Rs1.sdw >> (I ? SHCNT64 : Rs2<5:0>);}});//SRAX
- }
- 0x28: decode RS1 {
- 0x0: rdy({{Rd = xc->regs.MiscRegs.yFields.value;}}); //RDY
- 0x2: rdccr({{Rd = xc->regs.MiscRegs.ccr;}}); //RDCCR
- 0x3: rdasi({{Rd = xc->regs.MiscRegs.asi;}}); //RDASI
- 0x4: rdtick({{
- if(xc->regs.MiscRegs.pstateFields.priv == 0 &&
- xc->regs.MiscRegs.tickFields.npt == 1)
- throw privileged_action;
- Rd = xc->regs.MiscRegs.tick;
- }});//RDTICK
- 0x5: rdpc({{Rd = xc->regs.pc;}}); //RDPC
- 0x6: rdfprs({{Rd = xc->regs.MiscRegs.fprs;}}); //RDFPRS
- 0xF: decode I {
- 0x0: Noop::membar({{//Membar isn't needed yet}}); //MEMBAR
- 0x1: Noop::stbar({{//Stbar isn/'t needed yet}}); //STBAR
- }
- }
-
- 0x2A: decode RS1 {
- 0x0: rdprtpc({{checkPriv Rd = xc->regs.MiscRegs.tpc[xc->regs.MiscRegs.tl];}});
- 0x1: rdprtnpc({{checkPriv Rd = xc->regs.MiscRegs.tnpc[xc->regs.MiscRegs.tl];}});
- 0x2: rdprtstate({{checkPriv Rd = xc->regs.MiscRegs.tstate[xc->regs.MiscRegs.tl];}});
- 0x3: rdprtt({{checkPriv Rd = xc->regs.MiscRegs.tt[xc->regs.MiscRegs.tl];}});
- 0x4: rdprtick({{checkPriv Rd = xc->regs.MiscRegs.tick;}});
- 0x5: rdprtba({{checkPriv Rd = xc->regs.MiscRegs.tba;}});
- 0x6: rdprpstate({{checkPriv Rd = xc->regs.MiscRegs.pstate;}});
- 0x7: rdprtl({{checkPriv Rd = xc->regs.MiscRegs.tl;}});
- 0x8: rdprpil({{checkPriv Rd = xc->regs.MiscRegs.pil;}});
- 0x9: rdprcwp({{checkPriv Rd = xc->regs.MiscRegs.cwp;}});
- 0xA: rdprcansave({{checkPriv Rd = xc->regs.MiscRegs.cansave;}});
- 0xB: rdprcanrestore({{checkPriv Rd = xc->regs.MiscRegs.canrestore;}});
- 0xC: rdprcleanwin({{checkPriv Rd = xc->regs.MiscRegs.cleanwin;}});
- 0xD: rdprotherwin({{checkPriv Rd = xc->regs.MiscRegs.otherwin;}});
- 0xE: rdprwstate({{checkPriv Rd = xc->regs.MiscRegs.wstate;}});
- 0xF: rdprfq({{throw illegal_instruction;}}); //The floating point queue isn't implemented right now.
- }
- 0x2B: BasicOperate::flushw({{\\window toilet}}); //FLUSHW
- 0x2C: movcc({{
- ccBank = (CC24 << 2) | (CC14 << 1) | (CC04 << 0);
- switch(ccBank)
- {
- case 0: case 1: case 2: case 3:
- throw fp_disabled;
- break;
- case 5: case 7:
- throw illegal_instruction;
- break;
- case 4:
- if(passesCondition(xc->regs.MiscRegs.ccrFields.icc, COND4))
- Rd = (I ? SIMM11.sdw : RS2);
- break;
- case 6:
- if(passesCondition(xc->regs.MiscRegs.ccrFields.xcc, COND4))
- Rd = (I ? SIMM11.sdw : RS2);
- break;
- }
- }});//MOVcc
- 0x2D: sdivx({{
- int64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- if(val2 == 0) throw division_by_zero;
- Rd.sdw = Rs1.sdw / val2;
- }});//SDIVX
- 0x2E: decode RS1 {
- 0x0: IntegerOp::popc({{
- int64_t count = 0, val2 = (I ? SIMM13.sdw : Rs2.sdw);
- uint8_t oneBits[] = {0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4}
- for(unsigned int x = 0; x < 16; x++)
- {
- count += oneBits[val2 & 0xF];
- val2 >> 4;
- }
- }});//POPC
- }
- 0x2F: movr({{
- uint64_t val2 = (I ? SIMM10.sdw : Rs2.sdw);
- switch(RCOND)
- {
- case 0: case 4:
- throw illegal_instruction;
- break;
- case 1:
- if(Rs1 == 0) Rd = val2;
- break;
- case 2:
- if(Rs1 <= 0) Rd = val2;
- break;
- case 3:
- if(Rs1 = 0) Rd = val2;
- break;
- case 5:
- if(Rs1 != 0) Rd = val2;
- break;
- case 6:
- if(Rs1 > 0) Rd = val2;
- break;
- case 7:
- if(Rs1 >= 0) Rd = val2;
- break;
- }
- }});//MOVR
- 0x30: decode RD {
- 0x0: wry({{
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.y = Rs1 ^ val2;
- }});//WRY
- 0x2: wrccr({{
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.ccr = Rs1 ^ val2;
- }});//WRCCR
- 0x3: wrasi({{
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.asi = Rs1 ^ val2;
- }});//WRASI
- 0x6: wrfprs({{
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.asi = Rs1 ^ val2;
- }});//WRFPRS
- 0xF: Trap::sir({{software_initiated_reset}}); //SIR
+ 0x26: decode X {
+ 0x0: srl({{Rd = Rs1.udw<31:0> >> (I ? SHCNT32 : Rs2<4:0>);}}); //SRL
+ 0x1: srlx({{Rd = Rs1.udw >> (I ? SHCNT64 : Rs2<5:0>);}});//SRLX
+ }
+ 0x27: decode X {
+ 0x0: sra({{Rd = Rs1.sdw<31:0> >> (I ? SHCNT32 : Rs2<4:0>);}}); //SRA
+ 0x1: srax({{Rd = Rs1.sdw >> (I ? SHCNT64 : Rs2<5:0>);}});//SRAX
+ }
+ 0x28: decode RS1 {
+ 0x0: rdy({{Rd = YValue;}}); //RDY
+ 0x2: rdccr({{Rd = Ccr;}}); //RDCCR
+ 0x3: rdasi({{Rd = Asi;}}); //RDASI
+ 0x4: PrivTick::rdtick({{Rd = Tick;}});
+ 0x5: rdpc({{Rd = xc->regs.pc;}}); //RDPC
+ 0x6: rdfprs({{Rd = Fprs;}}); //RDFPRS
+ 0xF: decode I {
+ 0x0: Noop::membar({{//Membar isn't needed yet}});
+ 0x1: Noop::stbar({{//Stbar isn't needed yet}});
}
- 0x31: decode FCN {
- 0x0: BasicOperate::saved({{\\Boogy Boogy}}); //SAVED
- 0x1: BasicOperate::restored({{\\Boogy Boogy}}); //RESTORED
+ }
+ 0x2A: decode RS1 {
+ format Priv
+ {
+ 0x0: rdprtpc({{
+ Rd = xc->readMiscReg(MISCREG_TPC_BASE + tl);
+ }});
+ 0x1: rdprtnpc({{
+ Rd = xc->readMiscReg(MISCREG_TNPC_BASE + tl);
+ }});
+ 0x2: rdprtstate({{
+ Rd = xc->readMiscReg(MISCREG_TSTATE_BASE + tl);
+ }});
+ 0x3: rdprtt({{
+ Rd = xc->readMiscReg(MISCREG_TT_BASE + tl);
+ }});
+ 0x4: rdprtick({{Rd = Tick;}});
+ 0x5: rdprtba({{Rd = Tba;}});
+ 0x6: rdprpstate({{Rd = Pstate;}});
+ 0x7: rdprtl({{Rd = Tl;}});
+ 0x8: rdprpil({{Rd = Pil;}});
+ 0x9: rdprcwp({{Rd = Cwp;}});
+ 0xA: rdprcansave({{Rd = Cansave;}});
+ 0xB: rdprcanrestore({{Rd = CanRestore;}});
+ 0xC: rdprcleanwin({{Rd = Cleanwin;}});
+ 0xD: rdprotherwin({{Rd = Otherwin;}});
+ 0xE: rdprwstate({{Rd = Wstate;}});
+ }
+ //The floating point queue isn't implemented right now.
+ 0xF: Trap::rdprfq({{fault = IllegalInstruction;}});
+ 0x1F: Priv::rdprver({{Rd = Ver;}});
+ }
+ 0x2B: BasicOperate::flushw({{\\window toilet}}); //FLUSHW
+ 0x2C: movcc({{
+ ccBank = (CC24 << 2) | (CC14 << 1) | (CC04 << 0);
+ switch(ccBank)
+ {
+ case 0: case 1: case 2: case 3:
+ fault = new FpDisabled;
+ break;
+ case 5: case 7:
+ fault = new IllegalInstruction;
+ break;
+ case 4:
+ if(passesCondition(CcrIcc, COND4))
+ Rd = (I ? SIMM11.sdw : RS2);
+ break;
+ case 6:
+ if(passesCondition(CcrXcc, COND4))
+ Rd = (I ? SIMM11.sdw : RS2);
+ break;
}
- 0x32: decode RD {
- 0x0: wrprtpc({{checkPriv
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.tpc[xc->regs.MiscRegs.tl] = Rs1 ^ val2;
- }});
- 0x1: wrprtnpc({{checkPriv
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.tnpc[xc->regs.MiscRegs.tl] = Rs1 ^ val2;
- }});
- 0x2: wrprtstate({{checkPriv
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.tstate[xc->regs.MiscRegs.tl] = Rs1 ^ val2;
- }});
- 0x3: wrprtt({{checkPriv
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.tt[xc->regs.MiscRegs.tl] = Rs1 ^ val2;
- }});
- 0x4: wrprtick({{checkPriv
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.tick = Rs1 ^ val2;
- }});
- 0x5: wrprtba({{checkPriv
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.tba = Rs1 ^ val2;
- }});
- 0x6: wrprpstate({{checkPriv
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.pstate = Rs1 ^ val2;
- }});
- 0x7: wrprtl({{checkPriv
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.tl = Rs1 ^ val2;
- }});
- 0x8: wrprpil({{checkPriv
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.pil = Rs1 ^ val2;
- }});
- 0x9: wrprcwp({{checkPriv
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.cwp = Rs1 ^ val2;
- }});
- 0xA: wrprcansave({{checkPriv
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.cansave = Rs1 ^ val2;
- }});
- 0xB: wrprcanrestore({{checkPriv
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.canrestore = Rs1 ^ val2;
- }});
- 0xC: wrprcleanwin({{checkPriv
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.cleanwin = Rs1 ^ val2;
- }});
- 0xD: wrprotherwin({{checkPriv
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.otherwin = Rs1 ^ val2;
- }});
- 0xE: wrprwstate({{checkPriv
- uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
- xc->regs.MiscRegs.wstate = Rs1 ^ val2;
- }});
- }
-
- 0x34: Trap::fpop1({{Throw fp_disabled;}}); //FPOP1
- 0x35: Trap::fpop2({{Throw fp_disabled;}}); //FPOP2
-
-
- 0x38: Branch::jmpl({{//Stuff}}); //JMPL
- 0x39: Branch::return({{//Other Stuff}}); //RETURN
- 0x3A: Trap::tcc({{
- switch((CC14 << 1) | (CC04 << 0))
- {
- case 1: case 3:
- throw illegal_instruction;
- case 0:
-#if FULL_SYSTEM
- throw trap_instruction;
-#else
- if(passesCondition(xc->regs.MiscRegs.ccrFields.icc, machInst<25:28>))
- // At least glibc only uses trap 0,
- // solaris/sunos may use others
- assert((I ? Rs1 + Rs2 : Rs1 + SW_TRAP) == 0);
- xc->syscall();
-#endif
- break;
- case 2:
-#if FULL_SYSTEM
- throw trap_instruction;
-#else
- if(passesCondition(xc->regs.MiscRegs.ccrFields.xcc, machInst<25:28>))
- // At least glibc only uses trap 0,
- // solaris/sunos may use others
- assert((I ? Rs1 + Rs2 : Rs1 + SW_TRAP) == 0);
- xc->syscall();
-#endif
- break;
- }
- }}); //Tcc
- 0x3B: BasicOperate::flush({{//Lala}}); //FLUSH
- 0x3C: BasicOperate::save({{//leprechauns); //SAVE
- 0x3D: BasicOperate::restore({{//Eat my short int}}); //RESTORE
- 0x3E: decode FCN {
- 0x1: BasicOperate::done({{//Done thing}}); //DONE
- 0x2: BasicOperate::retry({{//Retry thing}}); //RETRY
+ }});//MOVcc
+ 0x2D: sdivx({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ if(val2 == 0) fault = new DivisionByZero;
+ else Rd.sdw = Rs1.sdw / val2;
+ }});//SDIVX
+ 0x2E: decode RS1 {
+ 0x0: IntegerOp::popc({{
+ int64_t count = 0, val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint8_t oneBits[] = {0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4}
+ for(unsigned int x = 0; x < 16; x++)
+ {
+ count += oneBits[val2 & 0xF];
+ val2 >> 4;
}
+ }});//POPC
}
- }
- 0x3: decode OP3 {
- format Mem {
- 0x00: lduw({{Rd.uw = Mem.uw;}}); //LDUW
- 0x01: ldub({{Rd.ub = Mem.ub;}}); //LDUB
- 0x02: lduh({{Rd.uhw = Mem.uhw;}}); //LDUH
- 0x03: ldd({{
- uint64_t val = Mem.udw;
- setIntReg(RD & (~1), val<31:0>);
- setIntReg(RD | 1, val<63:32>);
- }});//LDD
- 0x04: stw({{Mem.sw = Rd.sw;}}); //STW
- 0x05: stb({{Mem.sb = Rd.sb;}}); //STB
- 0x06: sth({{Mem.shw = Rd.shw;}}); //STH
- 0x07: std({{
- Mem.udw = readIntReg(RD & (~1))<31:0> | (readIntReg(RD | 1)<31:0> << 32);
- }});//STD
- 0x08: ldsw({{Rd.sw = Mem.sw;}}); //LDSW
- 0x09: ldsb({{Rd.sb = Mem.sb;}}); //LDSB
- 0x0A: ldsh({{Rd.shw = Mem.shw;}}); //LDSH
- 0x0B: ldx({{Rd.udw = Mem.udw;}}); //LDX
-
- 0x0D: ldstub({{
- Rd.ub = Mem.ub;
- Mem.ub = 0xFF;
- }}); //LDSTUB
- 0x0E: stx({{Rd.udw = Mem.udw;}}); //STX
- 0x0F: swap({{
- uint32_t temp = Rd.uw;
- Rd.uw = Mem.uw;
- Mem.uw = temp;
- }}); //SWAP
- 0x10: lduwa({{Rd.uw = Mem.uw;}}); //LDUWA
- 0x11: lduba({{Rd.ub = Mem.ub;}}); //LDUBA
- 0x12: lduha({{Rd.uhw = Mem.uhw;}}); //LDUHA
- 0x13: ldda({{
- uint64_t val = Mem.udw;
- setIntReg(RD & (~1), val<31:0>);
- setIntReg(RD | 1, val<63:32>);
- }}); //LDDA
- 0x14: stwa({{Mem.uw = Rd.uw;}}); //STWA
- 0x15: stba({{Mem.ub = Rd.ub;}}); //STBA
- 0x16: stha({{Mem.uhw = Rd.uhw;}}); //STHA
- 0x17: stda({{
- Mem.udw = readIntReg(RD & (~1))<31:0> | (readIntReg(RD | 1)<31:0> << 32);
- }}); //STDA
- 0x18: ldswa({{Rd.sw = Mem.sw;}}); //LDSWA
- 0x19: ldsba({{Rd.sb = Mem.sb;}}); //LDSBA
- 0x1A: ldsha({{Rd.shw = Mem.shw;}}); //LDSHA
- 0x1B: ldxa({{Rd.sdw = Mem.sdw;}}); //LDXA
-
- 0x1D: ldstuba({{
- Rd.ub = Mem.ub;
- Mem.ub = 0xFF;
- }}); //LDSTUBA
- 0x1E: stxa({{Mem.sdw = Rd.sdw}}); //STXA
- 0x1F: swapa({{
- uint32_t temp = Rd.uw;
- Rd.uw = Mem.uw;
- Mem.uw = temp;
- }}); //SWAPA
- 0x20: Trap::ldf({{throw fp_disabled;}}); //LDF
- 0x21: decode X {
- 0x0: Trap::ldfsr({{throw fp_disabled;}}); //LDFSR
- 0x1: Trap::ldxfsr({{throw fp_disabled;}}); //LDXFSR
- }
- 0x22: Trap::ldqf({{throw fp_disabled;}}); //LDQF
- 0x23: Trap::lddf({{throw fp_disabled;}}); //LDDF
- 0x24: Trap::stf({{throw fp_disabled;}}); //STF
- 0x25: decode X {
- 0x0: Trap::stfsr({{throw fp_disabled;}}); //STFSR
- 0x1: Trap::stxfsr({{throw fp_disabled;}}); //STXFSR
+ 0x2F: movr({{
+ uint64_t val2 = (I ? SIMM10.sdw : Rs2.sdw);
+ switch(RCOND3)
+ {
+ case 0: case 4:
+ fault = IllegalInstruction;
+ break;
+ case 1:
+ if(Rs1 == 0) Rd = val2;
+ break;
+ case 2:
+ if(Rs1 <= 0) Rd = val2;
+ break;
+ case 3:
+ if(Rs1 = 0) Rd = val2;
+ break;
+ case 5:
+ if(Rs1 != 0) Rd = val2;
+ break;
+ case 6:
+ if(Rs1 > 0) Rd = val2;
+ break;
+ case 7:
+ if(Rs1 >= 0) Rd = val2;
+ break;
}
- 0x26: Trap::stqf({{throw fp_disabled;}}); //STQF
- 0x27: Trap::stdf({{throw fp_disabled;}}); //STDF
-
-
-
-
+ }});//MOVR
+ 0x30: decode RD {
+ 0x0: wry({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ Y = Rs1 ^ val2;
+ }});//WRY
+ 0x2: wrccr({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ Ccr = Rs1 ^ val2;
+ }});//WRCCR
+ 0x3: wrasi({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ Asi = Rs1 ^ val2;
+ }});//WRASI
+ 0x6: wrfprs({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ Asi = Rs1 ^ val2;
+ }});//WRFPRS
+ 0xF: Trap::sir({{fault = new SoftwareInitiatedReset;}});
+ }
+ 0x31: decode FCN {
+ 0x0: BasicOperate::saved({{\\Boogy Boogy}}); //SAVED
+ 0x1: BasicOperate::restored({{\\Boogy Boogy}}); //RESTORED
+ }
+ 0x32: decode RD {
+ format Priv
+ {
+ 0x0: wrprtpc({{
+ xc->setMiscReg(MISCREG_TPC_BASE + tl,
+ Rs1 ^ Rs2_or_imm13);
+ }});
+ 0x1: wrprtnpc({{
+ xc->setMiscReg(MISCREG_TNPC_BASE + tl,
+ Rs1 ^ Rs2_or_imm13);
+ }});
+ 0x2: wrprtstate({{
+ xc->setMiscReg(MISCREG_TSTATE_BASE + tl,
+ Rs1 ^ Rs2_or_imm13);
+ }});
+ 0x3: wrprtt({{
+ xc->setMiscReg(MISCREG_TT_BASE + tl,
+ Rs1 ^ Rs2_or_imm13);
+ }});
+ 0x4: wrprtick({{Tick = Rs1 ^ Rs2_or_imm13;}});
+ 0x5: wrprtba({{Tba = Rs1 ^ Rs2_or_imm13;}});
+ 0x6: wrprpstate({{Pstate = Rs1 ^ Rs2_or_imm13;}});
+ 0x7: wrprtl({{Tl = Rs1 ^ Rs2_or_imm13;}});
+ 0x8: wrprpil({{Pil = Rs1 ^ Rs2_or_imm13;}});
+ 0x9: wrprcwp({{Cwp = Rs1 ^ Rs2_or_imm13;}});
+ 0xA: wrprcansave({{Cansave = Rs1 ^ Rs2_or_imm13;}});
+ 0xB: wrprcanrestore({{Canrestore = Rs1 ^ Rs2_or_imm13;}});
+ 0xC: wrprcleanwin({{Cleanwin = Rs1 ^ Rs2_or_imm13;}});
+ 0xD: wrprotherwin({{Otherwin = Rs1 ^ Rs2_or_imm13;}});
+ 0xE: wrprwstate({{Wstate = Rs1 ^ Rs2_or_imm13;}});
+ }
+ }
- 0x2D: Noop::prefetch({{ }}); //PREFETCH
+ 0x34: Trap::fpop1({{fault = new FpDisabled;}});
+ 0x35: Trap::fpop2({{fault = new FpDisabled;}});
- 0x30: Trap::ldfa({{throw fp_disabled;}}); //LDFA
+ 0x38: Branch::jmpl({{//Stuff}}); //JMPL
+ 0x39: Branch::return({{//Other Stuff}}); //RETURN
+ 0x3A: decode CC04
+ {
+ // If CC04 == 1, it's an illegal instruction
+ 0x0: decode CC14
+ {
+ 0x0: Trap::tcci({{
+ if(passesCondition(ccr_icc, machInst<25:28>))
+ fault = new TrapInstruction;
+ }});
+ 0x1: Trap::tccx({{
+ if(passesCondition(ccr_xcc, machInst<25:28>))
+ fault = new TrapInstruction;
+ }});
+ }
+ }
+ 0x3B: BasicOperate::flush({{//Lala}}); //FLUSH
+ 0x3C: BasicOperate::save({{//leprechauns); //SAVE
+ 0x3D: BasicOperate::restore({{//Eat my short int}}); //RESTORE
+ 0x3E: decode FCN {
+ 0x1: BasicOperate::done({{//Done thing}}); //DONE
+ 0x2: BasicOperate::retry({{//Retry thing}}); //RETRY
+ }
+ }
+ }
+ 0x3: decode OP3 {
+ format Mem {
+ 0x00: lduw({{Rd.uw = Mem.uw;}}); //LDUW
+ 0x01: ldub({{Rd.ub = Mem.ub;}}); //LDUB
+ 0x02: lduh({{Rd.uhw = Mem.uhw;}}); //LDUH
+ 0x03: ldd({{
+ uint64_t val = Mem.udw;
+ setIntReg(RD & (~1), val<31:0>);
+ setIntReg(RD | 1, val<63:32>);
+ }});//LDD
+ 0x04: stw({{Mem.sw = Rd.sw;}}); //STW
+ 0x05: stb({{Mem.sb = Rd.sb;}}); //STB
+ 0x06: sth({{Mem.shw = Rd.shw;}}); //STH
+ 0x07: std({{
+ Mem.udw = readIntReg(RD & (~1))<31:0> | (readIntReg(RD | 1)<31:0> << 32);
+ }});//STD
+ 0x08: ldsw({{Rd.sw = Mem.sw;}}); //LDSW
+ 0x09: ldsb({{Rd.sb = Mem.sb;}}); //LDSB
+ 0x0A: ldsh({{Rd.shw = Mem.shw;}}); //LDSH
+ 0x0B: ldx({{Rd.udw = Mem.udw;}}); //LDX
- 0x32: Trap::ldqfa({{throw fp_disabled;}}); //LDQFA
- 0x33: Trap::lddfa({{throw fp_disabled;}}); //LDDFA
- 0x34: Trap::stfa({{throw fp_disabled;}}); //STFA
- 0x35: Trap::stqfa({{throw fp_disabled;}}); //STQFA
- 0x36: Trap::stdfa({{throw fp_disabled;}}); //STDFA
+ 0x0D: ldstub({{
+ Rd.ub = Mem.ub;
+ Mem.ub = 0xFF;
+ }}); //LDSTUB
+ 0x0E: stx({{Rd.udw = Mem.udw;}}); //STX
+ 0x0F: swap({{
+ uint32_t temp = Rd.uw;
+ Rd.uw = Mem.uw;
+ Mem.uw = temp;
+ }}); //SWAP
+ 0x10: lduwa({{Rd.uw = Mem.uw;}}); //LDUWA
+ 0x11: lduba({{Rd.ub = Mem.ub;}}); //LDUBA
+ 0x12: lduha({{Rd.uhw = Mem.uhw;}}); //LDUHA
+ 0x13: ldda({{
+ uint64_t val = Mem.udw;
+ setIntReg(RD & (~1), val<31:0>);
+ setIntReg(RD | 1, val<63:32>);
+ }}); //LDDA
+ 0x14: stwa({{Mem.uw = Rd.uw;}}); //STWA
+ 0x15: stba({{Mem.ub = Rd.ub;}}); //STBA
+ 0x16: stha({{Mem.uhw = Rd.uhw;}}); //STHA
+ 0x17: stda({{
+ Mem.udw = readIntReg(RD & (~1))<31:0> | (readIntReg(RD | 1)<31:0> << 32);
+ }}); //STDA
+ 0x18: ldswa({{Rd.sw = Mem.sw;}}); //LDSWA
+ 0x19: ldsba({{Rd.sb = Mem.sb;}}); //LDSBA
+ 0x1A: ldsha({{Rd.shw = Mem.shw;}}); //LDSHA
+ 0x1B: ldxa({{Rd.sdw = Mem.sdw;}}); //LDXA
+ 0x1D: ldstuba({{
+ Rd.ub = Mem.ub;
+ Mem.ub = 0xFF;
+ }}); //LDSTUBA
+ 0x1E: stxa({{Mem.sdw = Rd.sdw}}); //STXA
+ 0x1F: swapa({{
+ uint32_t temp = Rd.uw;
+ Rd.uw = Mem.uw;
+ Mem.uw = temp;
+ }}); //SWAPA
+ 0x20: Trap::ldf({{fault = new FpDisabled;}});
+ 0x21: decode X {
+ 0x0: Trap::ldfsr({{fault = new FpDisabled;}});
+ 0x1: Trap::ldxfsr({{fault = new FpDisabled;}});
+ }
+ 0x22: Trap::ldqf({{fault = new FpDisabled;}});
+ 0x23: Trap::lddf({{fault = new FpDisabled;}});
+ 0x24: Trap::stf({{fault = new FpDisabled;}});
+ 0x25: decode X {
+ 0x0: Trap::stfsr({{fault = new FpDisabled;}});
+ 0x1: Trap::stxfsr({{fault = new FpDisabled;}});
+ }
+ 0x26: Trap::stqf({{fault = new FpDisabled;}});
+ 0x27: Trap::stdf({{fault = new FpDisabled;}});
+ 0x2D: Noop::prefetch({{ }}); //PREFETCH
+ 0x30: Trap::ldfa({{return new FpDisabled;}});
+ 0x32: Trap::ldqfa({{fault = new FpDisabled;}});
+ 0x33: Trap::lddfa({{fault = new FpDisabled;}});
+ 0x34: Trap::stfa({{fault = new FpDisabled;}});
+ 0x35: Trap::stqfa({{fault = new FpDisabled;}});
+ 0x36: Trap::stdfa({{fault = new FpDisabled;}});
- 0x3C: Cas::casa(
- {{uint64_t val = Mem.uw;
- if(Rs2.uw == val)
- Mem.uw = Rd.uw;
- Rd.uw = val;
- }}); //CASA
- 0x3D: Noop::prefetcha({{ }}); //PREFETCHA
- 0x3E: Cas::casxa(
- {{uint64_t val = Mem.udw;
- if(Rs2 == val)
- Mem.udw = Rd;
- Rd = val;
- }}); //CASXA
- }
- }
+ 0x3C: Cas::casa(
+ {{uint64_t val = Mem.uw;
+ if(Rs2.uw == val)
+ Mem.uw = Rd.uw;
+ Rd.uw = val;
+ }}); //CASA
+ 0x3D: Noop::prefetcha({{ }}); //PREFETCHA
+ 0x3E: Cas::casxa(
+ {{uint64_t val = Mem.udw;
+ if(Rs2 == val)
+ Mem.udw = Rd;
+ Rd = val;
+ }}); //CASXA
+ }
+ }
}
diff --git a/arch/sparc/isa/formats.isa b/arch/sparc/isa/formats.isa
index 547f8be48..9310ba3d3 100644
--- a/arch/sparc/isa/formats.isa
+++ b/arch/sparc/isa/formats.isa
@@ -5,12 +5,21 @@
//Include the integerOp and integerOpCc format
##include "m5/arch/sparc/isa/formats/integerop.isa"
-//Include the mem format
+//Include the memory format
##include "m5/arch/sparc/isa/formats/mem.isa"
+//Include the compare and swap format
+##include "m5/arch/sparc/isa/formats/cas.isa"
+
//Include the trap format
##include "m5/arch/sparc/isa/formats/trap.isa"
+//Include the "unknown" format
+##include "m5/arch/sparc/isa/formats/unknown.isa"
+
+//Include the priveleged mode format
+##include "m5/arch/sparc/isa/formats/priv.isa"
+
//Include the branch format
##include "m5/arch/sparc/isa/formats/branch.isa"
diff --git a/arch/sparc/isa/formats/branch.isa b/arch/sparc/isa/formats/branch.isa
index 80101de1b..b9dc960de 100644
--- a/arch/sparc/isa/formats/branch.isa
+++ b/arch/sparc/isa/formats/branch.isa
@@ -34,7 +34,6 @@ def template BranchExecute {{
{
//Attempt to execute the instruction
Fault fault = NoFault;
- checkPriv;
%(op_decl)s;
%(op_rd)s;
@@ -57,6 +56,6 @@ def format Branch(code, *opt_flags) {{
iop = InstObjParams(name, Name, 'SparcStaticInst', cblk, opt_flags)
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
- decode_block = BasicDecodeWithMnemonic.subst(iop)
+ decode_block = BasicDecode.subst(iop)
exec_output = BranchExecute.subst(iop)
}};
diff --git a/arch/sparc/isa/formats/integerop.isa b/arch/sparc/isa/formats/integerop.isa
index 5a9e09896..7b6bfa54d 100644
--- a/arch/sparc/isa/formats/integerop.isa
+++ b/arch/sparc/isa/formats/integerop.isa
@@ -11,13 +11,13 @@ output header {{
{
protected:
// Constructor
- IntegerOp(const char *mnem, MachInst _machInst, OpClass __opClass) :
+ IntegerOp(const char *mnem, ExtMachInst _machInst, OpClass __opClass) :
SparcStaticInst(mnem, _machInst, __opClass)
{
}
std::string generateDisassembly(Addr pc,
- const SymbolTable *symtab) const;
+ const SymbolTable *symtab) const;
};
}};
@@ -25,49 +25,40 @@ output decoder {{
std::string IntegerOp::generateDisassembly(Addr pc,
const SymbolTable *symtab) const
{
- return "Integer instruction\n";
+ return "Integer instruction\n";
}
}};
def template IntegerExecute {{
- Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const
+ Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
+ Trace::InstRecord *traceData) const
{
- //These are set to constants when the execute method
- //is generated
- bool useCc = ;
- bool checkPriv = ;
+ Fault fault;
+ //These are set to constants when the execute method
+ //is generated
+ bool useCc = ;
- //Attempt to execute the instruction
- try
- {
- checkPriv;
+ %(op_decl)s;
+ %(op_rd)s;
+ %(code)s;
- %(op_decl)s;
- %(op_rd)s;
- %(code)s;
- }
- //If we have an exception for some reason,
- //deal with it
- catch(SparcException except)
- {
- //Deal with exception
- return No_Fault;
- }
-
- //Write the resulting state to the execution context
+ //Write the resulting state to the execution context
+ if(fault == NoFault)
+ {
%(op_wb)s;
if(useCc)
{
- xc->regs.miscRegFile.ccrFields.iccFields.n = Rd & (1 << 63);
- xc->regs.miscRegFile.ccrFields.iccFields.z = (Rd == 0);
- xc->regs.miscRegFile.ccrFields.iccFields.v = ivValue;
- xc->regs.miscRegFile.ccrFields.iccFields.c = icValue;
- xc->regs.miscRegFile.ccrFields.xccFields.n = Rd & (1 << 31);
- xc->regs.miscRegFile.ccrFields.xccFields.z = ((Rd & 0xFFFFFFFF) == 0);
- xc->regs.miscRegFile.ccrFields.xccFields.v = xvValue;
- xc->regs.miscRegFile.ccrFields.xccFields.c = xcValue;
+ CcrIccN = Rd & (1 << 63);
+ CcrIccZ = (Rd == 0);
+ CcrIccV = ivValue;
+ CcrIccC = icValue;
+ CcrXccN = Rd & (1 << 31);
+ CcrXccZ = ((Rd & 0xFFFFFFFF) == 0);
+ CcrXccV = xvValue;
+ CcrXccC = xcValue;
}
- return No_Fault;
+ }
+ return fault;
}
}};
@@ -75,19 +66,13 @@ def template IntegerExecute {{
def format IntegerOp(code, *opt_flags) {{
orig_code = code
cblk = CodeBlock(code)
- checkPriv = (code.find('checkPriv') != -1)
- code.replace('checkPriv', '')
- if checkPriv:
- code.replace('checkPriv;', 'if(!xc->regs.miscRegFile.pstateFields.priv) throw privileged_opcode;')
- else:
- code.replace('checkPriv;', '')
for (marker, value) in (('ivValue', '0'), ('icValue', '0'),
('xvValue', '0'), ('xcValue', '0')):
code.replace(marker, value)
iop = InstObjParams(name, Name, 'SparcStaticInst', cblk, opt_flags)
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
- decode_block = BasicDecodeWithMnemonic.subst(iop)
+ decode_block = BasicDecode.subst(iop)
exec_output = IntegerExecute.subst(iop)
}};
@@ -95,18 +80,12 @@ def format IntegerOp(code, *opt_flags) {{
def format IntegerOpCc(code, icValue, ivValue, xcValue, xvValue, *opt_flags) {{
orig_code = code
cblk = CodeBlock(code)
- checkPriv = (code.find('checkPriv') != -1)
- code.replace('checkPriv', '')
- if checkPriv:
- code.replace('checkPriv;', 'if(!xc->regs.miscRegFile.pstateFields.priv) throw privileged_opcode;')
- else:
- code.replace('checkPriv;', '')
for (marker, value) in (('ivValue', ivValue), ('icValue', icValue),
('xvValue', xvValue), ('xcValue', xcValue)):
code.replace(marker, value)
iop = InstObjParams(name, Name, 'SparcStaticInst', cblk, opt_flags)
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
- decode_block = BasicDecodeWithMnemonic.subst(iop)
+ decode_block = BasicDecode.subst(iop)
exec_output = IntegerExecute.subst(iop)
}};
diff --git a/arch/sparc/isa/formats/mem.isa b/arch/sparc/isa/formats/mem.isa
index d72de47d0..06725eae8 100644
--- a/arch/sparc/isa/formats/mem.isa
+++ b/arch/sparc/isa/formats/mem.isa
@@ -12,7 +12,7 @@ output header {{
protected:
// Constructor
- Mem(const char *mnem, MachInst _machInst, OpClass __opClass) :
+ Mem(const char *mnem, ExtMachInst _machInst, OpClass __opClass) :
SparcStaticInst(mnem, _machInst, __opClass)
{
}
@@ -56,18 +56,7 @@ def format Mem(code, *opt_flags) {{
iop = InstObjParams(name, Name, 'SparcStaticInst', cblk, opt_flags)
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
- decode_block = BasicDecodeWithMnemonic.subst(iop)
+ decode_block = BasicDecode.subst(iop)
exec_output = MemExecute.subst(iop)
exec_output.replace('ea_code', 'EA = I ? (R1 + SIMM13) : R1 + R2;');
}};
-
-def format Cas(code, *opt_flags) {{
- orig_code = code
- cblk = CodeBlock(code)
- iop = InstObjParams(name, Name, 'SparcStaticInst', cblk, opt_flags)
- header_output = BasicDeclare.subst(iop)
- decoder_output = BasicConstructor.subst(iop)
- decode_block = BasicDecodeWithMnemonic.subst(iop)
- exec_output = MemExecute.subst(iop)
- exec_output.replace('ea_code', 'EA = R1;');
-}};
diff --git a/arch/sparc/isa/formats/noop.isa b/arch/sparc/isa/formats/noop.isa
index fa4047f06..5007f5bcb 100644
--- a/arch/sparc/isa/formats/noop.isa
+++ b/arch/sparc/isa/formats/noop.isa
@@ -11,7 +11,7 @@ output header {{
{
protected:
// Constructor
- Noop(const char *mnem, MachInst _machInst, OpClass __opClass) :
+ Noop(const char *mnem, ExtMachInst _machInst, OpClass __opClass) :
SparcStaticInst(mnem, _machInst, __opClass)
{
}
@@ -45,6 +45,6 @@ def format Noop(code, *opt_flags) {{
iop = InstObjParams(name, Name, 'SparcStaticInst', cblk, opt_flags)
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
- decode_block = BasicDecodeWithMnemonic.subst(iop)
+ decode_block = BasicDecode.subst(iop)
exec_output = NoopExecute.subst(iop)
}};
diff --git a/arch/sparc/isa/formats/priv.isa b/arch/sparc/isa/formats/priv.isa
new file mode 100644
index 000000000..7c0d8a985
--- /dev/null
+++ b/arch/sparc/isa/formats/priv.isa
@@ -0,0 +1,172 @@
+////////////////////////////////////////////////////////////////////
+//
+// Privelege mode instructions
+//
+
+output header {{
+ /**
+ * Base class for privelege mode operations.
+ */
+ class Priv : public SparcStaticInst
+ {
+ protected:
+ // Constructor
+ Priv(const char *mnem, ExtMachInst _machInst, OpClass __opClass) :
+ SparcStaticInst(mnem, _machInst, __opClass)
+ {
+ }
+
+ std::string generateDisassembly(Addr pc,
+ const SymbolTable *symtab) const;
+ };
+
+ /**
+ * Base class for user mode "tick" access.
+ */
+ class PrivTick : public SparcStaticInst
+ {
+ protected:
+ // Constructor
+ PrivTick(const char *mnem, ExtMachInst _machInst,
+ OpClass __opClass) :
+ SparcStaticInst(mnem, _machInst, __opClass)
+ {
+ }
+
+ std::string generateDisassembly(Addr pc,
+ const SymbolTable *symtab) const;
+ };
+
+ /**
+ * Base class for privelege mode operations with immediates.
+ */
+ class PrivImm : public Priv
+ {
+ protected:
+ // Constructor
+ PrivImm(const char *mnem, ExtMachInst _machInst,
+ OpClass __opClass) :
+ Priv(mnem, _machInst, __opClass), imm(SIMM13)
+ {
+ }
+
+ uint32_t imm;
+ };
+
+ /**
+ * Base class for user mode "tick" access with immediates.
+ */
+ class PrivTickImm : public PrivTick
+ {
+ protected:
+ // Constructor
+ PrivTickImm(const char *mnem, ExtMachInst _machInst,
+ OpClass __opClass) :
+ PrivTick(mnem, _machInst, __opClass), imm(SIMM13)
+ {
+ }
+
+ uint32_t imm;
+ };
+}};
+
+output decoder {{
+ std::string Priv::generateDisassembly(Addr pc,
+ const SymbolTable *symtab) const
+ {
+ return "Privileged Instruction";
+ }
+
+ std::string PrivTick::generateDisassembly(Addr pc,
+ const SymbolTable *symtab) const
+ {
+ return "Regular access to Tick";
+ }
+}};
+
+def template PrivExecute {{
+ Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
+ Trace::InstRecord *traceData) const
+ {
+ %(op_decl)s;
+ %(op_rd)s;
+
+ //If the processor isn't in privileged mode, fault out right away
+ if(!pstate_priv)
+ return new PrivilegedOpCode
+
+ %(code)s;
+ %(op_wb)s;
+ }
+}};
+
+def template PrivTickExecute {{
+ Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
+ Trace::InstRecord *traceData) const
+ {
+ %(op_decl)s;
+ %(op_rd)s;
+
+ //If the processor isn't in privileged mode, fault out right away
+ if(!pstate_priv && tick_npt)
+ return new PrivilegedAction
+
+ %(code)s;
+ %(op_wb)s;
+ }
+}};
+
+def template Rb2OrImm13Decode {{
+ {
+ return (I ? (SparcStaticInst *)(new %(class_name)sImm(machInst))
+ : (SparcStaticInst *)(new %(class_name)s(machInst)));
+ }
+}};
+
+// Primary format for integer operate instructions:
+def format Priv(code, *opt_flags) {{
+ uses_imm = (code.find('Rs2_or_imm13') != -1)
+ if uses_imm:
+ orig_code = code
+ code = re.sub(r'Rs2_or_imm', 'Rs2', orig_code)
+ imm_code = re.sub(r'Rs2_or_imm(\.\w+)?', 'imm', orig_code)
+ cblk = CodeBlock(code)
+ iop = InstObjParams(name, Name, 'Priv', cblk, opt_flags)
+ header_output = BasicDeclare.subst(iop)
+ decoder_output = BasicConstructor.subst(iop)
+ exec_output = PrivExecute.subst(iop)
+ if uses_imm:
+ imm_cblk = CodeBlock(imm_code)
+ imm_iop = InstObjParams(name, Name + 'Imm', 'PrivImm', imm_cblk,
+ opt_flags)
+ header_output += BasicDeclare.subst(imm_iop)
+ decoder_output += BasicConstructor.subst(imm_iop)
+ exec_output += PrivExecute.subst(imm_iop)
+ decode_block = Rb2OrImm13Decode.subst(iop)
+ else:
+ decode_block = BasicDecode.subst(iop)
+}};
+
+// Primary format for integer operate instructions:
+def format PrivTick(code, *opt_flags) {{
+ uses_imm = (code.find('Rs2_or_imm13') != -1)
+ if uses_imm:
+ orig_code = code
+ code = re.sub(r'Rs2_or_imm', 'Rs2', orig_code)
+ imm_code = re.sub(r'Rs2_or_imm(\.\w+)?', 'imm', orig_code)
+ cblk = CodeBlock(code)
+ iop = InstObjParams(name, Name, 'PrivTick', cblk, opt_flags)
+ header_output = BasicDeclare.subst(iop)
+ decoder_output = BasicConstructor.subst(iop)
+ exec_output = PrivTickExecute.subst(iop)
+ if uses_imm:
+ imm_cblk = CodeBlock(imm_code)
+ imm_iop = InstObjParams(name, Name + 'Imm', 'PrivTickImm', imm_cblk,
+ opt_flags)
+ header_output += BasicDeclare.subst(imm_iop)
+ decoder_output += BasicConstructor.subst(imm_iop)
+ exec_output += PrivTickExecute.subst(imm_iop)
+ decode_block = Rb2OrImm13Decode.subst(iop)
+ else:
+ decode_block = BasicDecode.subst(iop)
+}};
diff --git a/arch/sparc/isa/formats/trap.isa b/arch/sparc/isa/formats/trap.isa
index ff3aadf72..935fbfe6b 100644
--- a/arch/sparc/isa/formats/trap.isa
+++ b/arch/sparc/isa/formats/trap.isa
@@ -5,14 +5,15 @@
output header {{
/**
- * Base class for integer operations.
+ * Base class for trap instructions,
+ * or instructions that always fault.
*/
class Trap : public SparcStaticInst
{
protected:
// Constructor
- Trap(const char *mnem, MachInst _machInst, OpClass __opClass) :
+ Trap(const char *mnem, ExtMachInst _machInst, OpClass __opClass) :
SparcStaticInst(mnem, _machInst, __opClass)
{
}
@@ -34,18 +35,18 @@ def template TrapExecute {{
Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
Trace::InstRecord *traceData) const
{
- //TODO: set up a software fault and return it.
- return NoFault;
+ Fault fault = NoFault;
+ %(code)s
+ return fault;
}
}};
-// Primary format for integer operate instructions:
def format Trap(code, *opt_flags) {{
orig_code = code
cblk = CodeBlock(code)
iop = InstObjParams(name, Name, 'SparcStaticInst', cblk, opt_flags)
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
- decode_block = BasicDecodeWithMnemonic.subst(iop)
+ decode_block = BasicDecode.subst(iop)
exec_output = TrapExecute.subst(iop)
}};
diff --git a/arch/sparc/isa/formats/unknown.isa b/arch/sparc/isa/formats/unknown.isa
new file mode 100644
index 000000000..eeb2b9496
--- /dev/null
+++ b/arch/sparc/isa/formats/unknown.isa
@@ -0,0 +1,46 @@
+////////////////////////////////////////////////////////////////////
+//
+// Unknown instructions
+//
+
+output header {{
+ /**
+ * Class for Unknown/Illegal instructions
+ */
+ class Unknown : public SparcStaticInst
+ {
+ public:
+
+ // Constructor
+ Unknown(ExtMachInst _machInst) :
+ SparcStaticInst("unknown", _machInst, No_OpClass)
+ {
+ }
+
+ %(BasicExecDeclare)s
+
+ std::string generateDisassembly(Addr pc,
+ const SymbolTable *symtab) const;
+
+ };
+}};
+
+output decoder {{
+ std::string Unknown::generateDisassembly(Addr pc,
+ const SymbolTable *symtab) const
+ {
+ return "Unknown instruction\n";
+ }
+}};
+
+output exec {{
+ Fault Unknown::execute(%(CPU_exec_context)s *xc,
+ Trace::InstRecord *traceData) const
+ {
+ return new IllegalInstruction;
+ }
+}};
+
+def format Unknown() {{
+ decode_block = 'return new Unknown(machInst);\n'
+}};
diff --git a/arch/sparc/isa/includes.isa b/arch/sparc/isa/includes.isa
index 860f4657a..c39fc2ef9 100644
--- a/arch/sparc/isa/includes.isa
+++ b/arch/sparc/isa/includes.isa
@@ -39,5 +39,7 @@ output exec {{
#include "cpu/base.hh"
#include "cpu/exetrace.hh"
#include "sim/sim_exit.hh"
+
+using namespace SparcISA;
}};
diff --git a/arch/sparc/isa/operands.isa b/arch/sparc/isa/operands.isa
index 64f5abd08..abfdf7bcd 100644
--- a/arch/sparc/isa/operands.isa
+++ b/arch/sparc/isa/operands.isa
@@ -27,5 +27,84 @@ def operands {{
#'Runiq': ('ControlReg', 'uq', 'Uniq', None, 1),
#'FPCR': ('ControlReg', 'uq', 'Fpcr', None, 1),
'R0': ('IntReg', 'udw', '0', None, 1),
- 'R16': ('IntReg', 'udw', '16', None, 1)
+ 'R16': ('IntReg', 'udw', '16', None, 1),
+ # Control registers
+ 'Pstate': ('ControlReg', 'udw', 'MISCREG_PSTATE', None, 1),
+ 'PstateAg': ('ControlReg', 'udw', 'MISCREG_PSTATE_AG', None, 2),
+ 'PstateIe': ('ControlReg', 'udw', 'MISCREG_PSTATE_IE', None, 3),
+ 'PstatePriv': ('ControlReg', 'udw', 'MISCREG_PSTATE_PRIV', None, 4),
+ 'PstateAm': ('ControlReg', 'udw', 'MISCREG_PSTATE_AM', None, 5),
+ 'PstatePef': ('ControlReg', 'udw', 'MISCREG_PSTATE_PEF', None, 6),
+ 'PstateRed': ('ControlReg', 'udw', 'MISCREG_PSTATE_RED', None, 7),
+ 'PstateMm': ('ControlReg', 'udw', 'MISCREG_PSTATE_MM', None, 8),
+ 'PstateTle': ('ControlReg', 'udw', 'MISCREG_PSTATE_TLE', None, 9),
+ 'PstateCle': ('ControlReg', 'udw', 'MISCREG_PSTATE_CLE', None, 10),
+ 'Tba': ('ControlReg', 'udw', 'MISCREG_TBA', None, 11),
+ 'Y': ('ControlReg', 'udw', 'MISCREG_Y', None, 12),
+ 'YValue': ('ControlReg', 'udw', 'MISCREG_Y_VALUE', None, 13),
+ 'Pil': ('ControlReg', 'udw', 'MISCREG_PIL', None, 14),
+ 'Cwp': ('ControlReg', 'udw', 'MISCREG_CWP', None, 15),
+ #'Tt': ('ControlReg', 'udw', 'MISCREG_TT_BASE + tl', None, 16),
+ 'Ccr': ('ControlReg', 'udw', 'MISCREG_CCR', None, 17),
+ 'CcrIcc': ('ControlReg', 'udw', 'MISCREG_CCR_ICC', None, 18),
+ 'CcrIccC': ('ControlReg', 'udw', 'MISCREG_CCR_ICC_C', None, 19),
+ 'CcrIccV': ('ControlReg', 'udw', 'MISCREG_CCR_ICC_V', None, 20),
+ 'CcrIccZ': ('ControlReg', 'udw', 'MISCREG_CCR_ICC_Z', None, 21),
+ 'CcrIccN': ('ControlReg', 'udw', 'MISCREG_CCR_ICC_N', None, 22),
+ 'CcrXcc': ('ControlReg', 'udw', 'MISCREG_CCR_XCC', None, 23),
+ 'CcrXccC': ('ControlReg', 'udw', 'MISCREG_CCR_XCC_C', None, 22),
+ 'CcrXccV': ('ControlReg', 'udw', 'MISCREG_CCR_XCC_V', None, 23),
+ 'CcrXccZ': ('ControlReg', 'udw', 'MISCREG_CCR_XCC_Z', None, 24),
+ 'CcrXccN': ('ControlReg', 'udw', 'MISCREG_XCC_N', None, 25),
+ 'Asi': ('ControlReg', 'udw', 'MISCREG_ASI', None, 26),
+ 'Tl': ('ControlReg', 'udw', 'MISCREG_TL', None, 27),
+ #'Tpc': ('ControlReg', 'udw', 'MISCREG_TPC', None, 28),
+ 'Tick': ('ControlReg', 'udw', 'MISCREG_TICK', None, 29),
+ 'TickCounter': ('ControlReg', 'udw', 'MISCREG_TICK_COUNTER', None, 32),
+ 'TickNpt': ('ControlReg', 'udw', 'MISCREG_TICK_NPT', None, 33),
+ 'Cansave': ('ControlReg', 'udw', 'MISCREG_CANSAVE', None, 34),
+ 'Canrestore': ('ControlReg', 'udw', 'MISCREG_CANRESTORE', None, 35),
+ 'Otherwin': ('ControlReg', 'udw', 'MISCREG_OTHERWIN', None, 36),
+ 'Cleanwin': ('ControlReg', 'udw', 'MISCREG_CLEANWIN', None, 37),
+ 'Wstate': ('ControlReg', 'udw', 'MISCREG_WSTATE', None, 38),
+ 'WstateNormal': ('ControlReg', 'udw', 'MISCREG_WSTATE_NORMAL', None,39),
+ 'WstateOther': ('ControlReg', 'udw', 'MISCREG_WSTATE_OTHER', None, 40),
+ 'Ver': ('ControlReg', 'udw', 'MISCREG_VER', None, 41),
+ 'VerMaxwin': ('ControlReg', 'udw', 'MISCREG_VER_MAXWIN', None, 42),
+ 'VerMaxtl': ('ControlReg', 'udw', 'MISCREG_VER_MAXTL', None, 43),
+ 'VerMask': ('ControlReg', 'udw', 'MISCREG_VER_MASK', None, 44),
+ 'VerImpl': ('ControlReg', 'udw', 'MISCREG_VER_MASK', None, 45),
+ 'VerManuf': ('ControlReg', 'udw', 'MISCREG_VER_MANUF', None, 46),
+ 'Fsr': ('ControlReg', 'udw', 'MISCREG_FSR', None, 47),
+ 'FsrCexc': ('ControlReg', 'udw', 'MISCREG_FSR_CEXC', None, 48),
+ 'FsrCexcNxc': ('ControlReg', 'udw', 'MISCREG_FSR_CEXC_NXC', None, 49),
+ 'FsrCexcDzc': ('ControlReg', 'udw', 'MISCREG_FSR_CEXC_DZC', None, 50),
+ 'FsrCexcUfc': ('ControlReg', 'udw', 'MISCREG_FSR_CEXC_UFC', None, 51),
+ 'FsrCexcOfc': ('ControlReg', 'udw', 'MISCREG_FSR_CEXC_OFC', None, 52),
+ 'FsrCexcNvc': ('ControlReg', 'udw', 'MISCREG_FSR_CEXC_NVC', None, 53),
+ 'FsrAexc': ('ControlReg', 'udw', 'MISCREG_FSR_AEXC', None, 54),
+ 'FsrAexcNxc': ('ControlReg', 'udw', 'MISCREG_FSR_AEXC_NXC', None, 55),
+ 'FsrAexcDzc': ('ControlReg', 'udw', 'MISCREG_FSR_AEXC_DZC', None, 56),
+ 'FsrAexcUfc': ('ControlReg', 'udw', 'MISCREG_FSR_AEXC_UFC', None, 57),
+ 'FsrAexcOfc': ('ControlReg', 'udw', 'MISCREG_FSR_AEXC_OFC', None, 58),
+ 'FsrAexcNvc': ('ControlReg', 'udw', 'MISCREC_FSR_AEXC_NVC', None, 59),
+ 'FsrFcc0': ('ControlReg', 'udw', 'MISCREG_FSR_FCC0', None, 60),
+ 'FsrQne': ('ControlReg', 'udw', 'MISCREG_FSR_QNE', None, 61),
+ 'FsrFtt': ('ControlReg', 'udw', 'MISCREG_FSR_FTT', None, 62),
+ 'FsrVer': ('ControlReg', 'udw', 'MISCREG_FSR_VER', None, 63),
+ 'FsrNs': ('ControlReg', 'udw', 'MISCREG_FSR_NS', None, 64),
+ 'FsrTem': ('ControlReg', 'udw', 'MISCREG_FSR_TEM', None, 65),
+ 'FsrTemNxm': ('ControlReg', 'udw', 'MISCREG_FSR_TEM_NXM', None, 66),
+ 'FsrTemDzm': ('ControlReg', 'udw', 'MISCREG_FSR_TEM_DZM', None, 67),
+ 'FsrTemUfm': ('ControlReg', 'udw', 'MISCREG_FSR_TEM_UFM', None, 68),
+ 'FsrTemOfm': ('ControlReg', 'udw', 'MISCREG_FSR_TEM_OFM', None, 69),
+ 'FsrTemNvm': ('ControlReg', 'udw', 'MISCREG_FSR_TEM_NVM', None, 70),
+ 'FsrRd': ('ControlReg', 'udw', 'MISCREG_FSR_RD', None, 71),
+ 'FsrFcc1': ('ControlReg', 'udw', 'MISCREG_FSR_FCC1', None, 72),
+ 'FsrFcc2': ('ControlReg', 'udw', 'MISCREG_FSR_FCC2', None, 73),
+ 'FsrFcc3': ('ControlReg', 'udw', 'MISCREG_FSR_FCC3', None, 74),
+ 'Fprs': ('ControlReg', 'udw', 'MISCREG_FPRS', None, 75),
+ 'FprsDl': ('ControlReg', 'udw', 'MISCREG_FPRS_DL', None, 76),
+ 'FprsDu': ('ControlReg', 'udw', 'MISCREG_FPRS_DU', None, 77),
+ 'FprsFef': ('ControlReg', 'udw', 'MISCREG_FPRS_FEF', None, 78)
}};
diff --git a/arch/sparc/isa_traits.hh b/arch/sparc/isa_traits.hh
index ad8ae5c8d..0955abb3a 100644
--- a/arch/sparc/isa_traits.hh
+++ b/arch/sparc/isa_traits.hh
@@ -83,6 +83,15 @@ class SyscallReturn
namespace SparcISA
{
+
+ // These enumerate all the registers for dependence tracking.
+ enum DependenceTags {
+ // 0..31 are the integer regs 0..31
+ // 32..63 are the FP regs 0..31, i.e. use (reg + FP_Base_DepTag)
+ FP_Base_DepTag = 32,
+ Ctrl_Base_DepTag = 96,
+ };
+
//This makes sure the big endian versions of certain functions are used.
using namespace BigEndianGuest;
@@ -142,7 +151,7 @@ namespace SparcISA
void unserialize(Checkpoint *cp, const std::string &section);
- StaticInstPtr decodeInst(MachInst);
+ StaticInstPtr decodeInst(ExtMachInst);
// return a no-op instruction... used for instruction fetch faults
extern const MachInst NoopMachInst;
diff --git a/base/loader/elf_object.cc b/base/loader/elf_object.cc
index 06c0ae663..58029bc3e 100644
--- a/base/loader/elf_object.cc
+++ b/base/loader/elf_object.cc
@@ -75,8 +75,7 @@ ElfObject::tryFile(const string &fname, int fd, size_t len, uint8_t *data)
DPRINTFR(Loader, "Not ELF\n");
elf_end(elf);
return NULL;
- }
- else {
+ } else {
//Detect the architecture
//Versioning issues in libelf need to be resolved to get the correct
//SPARC constants.
@@ -215,8 +214,7 @@ ElfObject::ElfObject(const string &_filename, int _fd,
bss.size = phdr.p_memsz - phdr.p_filesz;
bss.baseAddr = phdr.p_vaddr + phdr.p_filesz;
bss.fileImage = NULL;
- }
- else if (data.size == 0) { // have text, this must be data
+ } else if (data.size == 0) { // have text, this must be data
data.baseAddr = phdr.p_vaddr;
data.size = phdr.p_filesz;
data.fileImage = fileData + phdr.p_offset;
@@ -229,6 +227,10 @@ ElfObject::ElfObject(const string &_filename, int _fd,
bss.size = phdr.p_memsz - phdr.p_filesz;
bss.baseAddr = phdr.p_vaddr + phdr.p_filesz;
bss.fileImage = NULL;
+ } else {
+ warn("More than two loadable segments in ELF object.");
+ warn("Ignoring segment @ 0x%x length 0x%x.",
+ phdr.p_vaddr, phdr.p_filesz);
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 16:53:27 +0000