diff options
Diffstat (limited to 'arch')
-rwxr-xr-x | arch/isa_parser.py | 22 | ||||
-rw-r--r-- | arch/sparc/isa/base.isa | 15 | ||||
-rw-r--r-- | arch/sparc/isa/decoder.isa | 670 | ||||
-rw-r--r-- | arch/sparc/isa/formats/integerop.isa | 20 | ||||
-rw-r--r-- | arch/sparc/isa/formats/mem.isa | 53 | ||||
-rw-r--r-- | arch/sparc/isa/formats/priv.isa | 88 |
6 files changed, 473 insertions, 395 deletions
diff --git a/arch/isa_parser.py b/arch/isa_parser.py index 6fce783b1..8279a6a5d 100755 --- a/arch/isa_parser.py +++ b/arch/isa_parser.py @@ -1618,13 +1618,27 @@ opClassRE = re.compile(r'.*Op|No_OpClass') class InstObjParams: def __init__(self, mnem, class_name, base_class = '', - code_block = None, opt_args = []): + code = None, opt_args = [], *extras): self.mnemonic = mnem self.class_name = class_name self.base_class = base_class - if code_block: - for code_attr in code_block.__dict__.keys(): - setattr(self, code_attr, getattr(code_block, code_attr)) + if code: + #If the user already made a CodeBlock, pick the parts from it + if isinstance(code, CodeBlock): + origCode = code.orig_code + codeBlock = code + else: + origCode = code + codeBlock = CodeBlock(code) + compositeCode = '\n'.join([origCode] + + [pair[1] for pair in extras]) + compositeBlock = CodeBlock(compositeCode) + for code_attr in compositeBlock.__dict__.keys(): + setattr(self, code_attr, getattr(compositeBlock, code_attr)) + for (key, snippet) in extras: + setattr(self, key, CodeBlock(snippet).code) + self.code = codeBlock.code + self.orig_code = origCode else: self.constructor = '' self.flags = [] diff --git a/arch/sparc/isa/base.isa b/arch/sparc/isa/base.isa index b9347a3d0..434426ffa 100644 --- a/arch/sparc/isa/base.isa +++ b/arch/sparc/isa/base.isa @@ -60,7 +60,7 @@ output header {{ inline int64_t sign_ext(uint64_t data, int origWidth) { - int shiftAmount = sizeof(uint64_t) - origWidth; + int shiftAmount = 64 - origWidth; return (((int64_t)data) << shiftAmount) >> shiftAmount; } }}; @@ -84,19 +84,6 @@ let {{ code = matcher.sub('Rs' + rOrImmMatch.group("rNum"), orig_code) imm_code = matcher.sub('imm', orig_code) return (True, code, imm_code, rString, iString) - - def genCompositeIop(code, name, Name, parent, opt_flags, **extras): - origBlock = CodeBlock(code) - composite = code - for snippet in extras.values(): - composite += ('\n' + snippet) - compositeBlock = CodeBlock(composite) - iop = InstObjParams(name, Name, parent, compositeBlock, opt_flags) - iop.code = origBlock.code - iop.orig_code = origBlock.orig_code - for (name, snippet) in extras.items(): - exec "iop.%s = CodeBlock(snippet).code" % name - return iop }}; output decoder {{ diff --git a/arch/sparc/isa/decoder.isa b/arch/sparc/isa/decoder.isa index e9a1bce97..b4084518c 100644 --- a/arch/sparc/isa/decoder.isa +++ b/arch/sparc/isa/decoder.isa @@ -14,7 +14,6 @@ decode OP default Unknown::unknown() format Branch19 { 0x0: bpcci({{ - NNPC = xc->readNextNPC(); if(passesCondition(CcrIcc, COND2)) NNPC = xc->readPC() + disp; }}); @@ -64,7 +63,6 @@ decode OP default Unknown::unknown() 0x6: Trap::fbfcc({{fault = new FpDisabled;}}); } 0x1: Branch30::call({{ - //branch here R15 = xc->readPC(); NNPC = R15 + disp; }}); @@ -74,7 +72,7 @@ decode OP default Unknown::unknown() 0x01: and({{Rd = Rs1.udw & Rs2_or_imm13;}}); 0x02: or({{Rd = Rs1.udw | Rs2_or_imm13;}}); 0x03: xor({{Rd = Rs1.udw ^ Rs2_or_imm13;}}); - 0x04: sub({{Rd = Rs1.sdw + (~Rs2_or_imm13)+1;}}); + 0x04: sub({{Rd = Rs1.sdw - Rs2_or_imm13;}}); 0x05: andn({{Rd = Rs1.udw & ~Rs2_or_imm13;}}); 0x06: orn({{Rd = Rs1.udw | ~Rs2_or_imm13;}}); 0x07: xnor({{Rd = ~(Rs1.udw ^ Rs2_or_imm13);}}); @@ -113,7 +111,7 @@ decode OP default Unknown::unknown() else if(Rd.udw<63:> && Rd.udw<62:31> != 0xFFFFFFFF) Rd.udw = 0xFFFFFFFF80000000; } - }});//SDIV + }}); } format IntOpCc { 0x10: addcc({{ @@ -123,19 +121,19 @@ decode OP default Unknown::unknown() {{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: IntOpCcRes::andcc({{Rd = Rs1 & Rs2_or_imm13;}}); 0x12: IntOpCcRes::orcc({{Rd = Rs1 | Rs2_or_imm13;}}); 0x13: IntOpCcRes::xorcc({{Rd = Rs1 ^ Rs2_or_imm13;}}); 0x14: subcc({{ int64_t resTemp, val2 = Rs2_or_imm13; Rd = resTemp = Rs1 - val2;}}, - {{((Rs1 & 0xFFFFFFFF + (~val2) & 0xFFFFFFFF + 1) >> 31)}}, + {{((Rs1 & 0xFFFFFFFF - val2 & 0xFFFFFFFF) >> 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: IntOpCcRes::andncc({{Rd = Rs1 & ~Rs2_or_imm13;}}); 0x16: IntOpCcRes::orncc({{Rd = Rs1 | ~Rs2_or_imm13;}}); 0x17: IntOpCcRes::xnorcc({{Rd = ~(Rs1 ^ Rs2_or_imm13);}}); @@ -149,17 +147,17 @@ decode OP default Unknown::unknown() {{((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 = Rs2_or_imm13; Rd = resTemp = Rs1.udw<31:0> * val2<31:0>; YValue = resTemp<63:32>;}}, - {{0}},{{0}},{{0}},{{0}});//UMULcc + {{0}},{{0}},{{0}},{{0}}); 0x1B: smulcc({{ int64_t resTemp, val2 = Rs2_or_imm13; Rd = resTemp = Rs1.sdw<31:0> * val2<31:0>; - YValue = resTemp<63:32>;}} - ,{{0}},{{0}},{{0}},{{0}});//SMULcc + YValue = resTemp<63:32>;}}, + {{0}},{{0}},{{0}},{{0}}); 0x1C: subccc({{ int64_t resTemp, val2 = Rs2_or_imm13; int64_t carryin = CcrIccC; @@ -168,11 +166,11 @@ decode OP default Unknown::unknown() {{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({{ if(Rs2_or_imm13 == 0) fault = new DivisionByZero; else Rd = Rs1.udw / Rs2_or_imm13;}} - ,{{0}},{{0}},{{0}},{{0}});//UDIVXcc + ,{{0}},{{0}},{{0}},{{0}}); 0x1E: udivcc({{ uint32_t resTemp, val2 = Rs2_or_imm13; int32_t overflow; @@ -188,7 +186,7 @@ decode OP default Unknown::unknown() {{overflow}}, {{0}}, {{0}} - );//UDIVcc + ); 0x1F: sdivcc({{ int32_t resTemp, val2 = Rs2_or_imm13; int32_t overflow, underflow; @@ -206,7 +204,7 @@ decode OP default Unknown::unknown() {{overflow || underflow}}, {{0}}, {{0}} - );//SDIVcc + ); 0x20: taddcc({{ int64_t resTemp, val2 = Rs2_or_imm13; Rd = resTemp = Rs1 + val2; @@ -215,7 +213,7 @@ decode OP default Unknown::unknown() {{overflow}}, {{((Rs1 >> 1) + (val2 >> 1) + (Rs1 & val2 & 0x1))<63:>}}, {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}} - );//TADDcc + ); 0x21: tsubcc({{ int64_t resTemp, val2 = Rs2_or_imm13; Rd = resTemp = Rs1 + val2; @@ -224,7 +222,7 @@ decode OP default Unknown::unknown() {{overflow}}, {{((Rs1 >> 1) + (val2 >> 1) + (Rs1 & val2 & 0x1))<63:>}}, {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}} - );//TSUBcc + ); 0x22: taddcctv({{ int64_t resTemp, val2 = Rs2_or_imm13; Rd = resTemp = Rs1 + val2; @@ -234,7 +232,7 @@ decode OP default Unknown::unknown() {{overflow}}, {{((Rs1 >> 1) + (val2 >> 1) + (Rs1 & val2 & 0x1))<63:>}}, {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}} - );//TADDccTV + ); 0x23: tsubcctv({{ int64_t resTemp, val2 = Rs2_or_imm13; Rd = resTemp = Rs1 + val2; @@ -244,7 +242,7 @@ decode OP default Unknown::unknown() {{overflow}}, {{((Rs1 >> 1) + (val2 >> 1) + (Rs1 & val2 & 0x1))<63:>}}, {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}} - );//TSUBccTV + ); 0x24: mulscc({{ int64_t resTemp, multiplicand = Rs2_or_imm13; int32_t multiplier = Rs1<31:0>; @@ -260,305 +258,387 @@ decode OP default Unknown::unknown() {{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 IntOp + { + 0x25: decode X { + 0x0: sll({{Rd = Rs1 << (I ? SHCNT32 : Rs2<4:0>);}}); + 0x1: sllx({{Rd = Rs1 << (I ? SHCNT64 : Rs2<5:0>);}}); } - format IntOp - { - 0x25: decode X { - 0x0: sll({{Rd = Rs1 << (I ? SHCNT32 : Rs2<4:0>);}}); - 0x1: sllx({{Rd = Rs1 << (I ? SHCNT64 : Rs2<5:0>);}}); + 0x26: decode X { + 0x0: srl({{Rd = Rs1.uw >> (I ? SHCNT32 : Rs2<4:0>);}}); + 0x1: srlx({{Rd = Rs1.udw >> (I ? SHCNT64 : Rs2<5:0>);}}); + } + 0x27: decode X { + 0x0: sra({{Rd = Rs1.sw >> (I ? SHCNT32 : Rs2<4:0>);}}); + 0x1: srax({{Rd = Rs1.sdw >> (I ? SHCNT64 : Rs2<5:0>);}}); + } + 0x28: decode RS1 { + 0x0: rdy({{Rd = YValue;}}); + 0x2: rdccr({{Rd = Ccr;}}); + 0x3: rdasi({{Rd = Asi;}}); + 0x4: PrivTick::rdtick({{Rd = Tick;}}); + 0x5: rdpc({{Rd = xc->readPC();}}); + 0x6: rdfprs({{Rd = Fprs;}}); + 0xF: decode I { + 0x0: Nop::membar({{/*Membar isn't needed yet*/}}); + 0x1: Nop::stbar({{/*Stbar isn't needed yet*/}}); } - 0x26: decode X { - 0x0: srl({{Rd = Rs1.uw >> (I ? SHCNT32 : Rs2<4:0>);}}); - 0x1: srlx({{Rd = Rs1.udw >> (I ? SHCNT64 : Rs2<5:0>);}}); + } + 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;}}); } - 0x27: decode X { - 0x0: sra({{Rd = Rs1.sw >> (I ? SHCNT32 : Rs2<4:0>);}}); //SRA - 0x1: srax({{Rd = Rs1.sdw >> (I ? SHCNT64 : Rs2<5:0>);}});//SRAX + //The floating point queue isn't implemented right now. + 0xF: Trap::rdprfq({{fault = new IllegalInstruction;}}); + 0x1F: Priv::rdprver({{Rd = Ver;}}); + } + 0x2B: BasicOperate::flushw({{ + if(NWindows - 2 - Cansave == 0) + { + if(Otherwin) + fault = new SpillNOther(WstateOther); + else + fault = new SpillNNormal(WstateNormal); } - 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->readPC();}}); //RDPC - 0x6: rdfprs({{Rd = Fprs;}}); //RDFPRS - 0xF: decode I { - 0x0: Nop::membar({{/*Membar isn't needed yet*/}}); - 0x1: Nop::stbar({{/*Stbar isn't needed yet*/}}); - } + }}); + 0x2C: decode MOVCC3 + { + 0x0: Trap::movccfcc({{fault = new FpDisabled;}}); + 0x1: decode CC + { + 0x0: movcci({{ + if(passesCondition(CcrIcc, COND4)) + Rd = (I ? SIMM11 : RS2); + }}); + 0x2: movccx({{ + if(passesCondition(CcrXcc, COND4)) + Rd = (I ? SIMM11 : RS2); + }}); } - 0x2A: decode RS1 { - format Priv + } + 0x2D: sdivx({{ + if(Rs2_or_imm13 == 0) fault = new DivisionByZero; + else Rd.sdw = Rs1.sdw / Rs2_or_imm13; + }}); + 0x2E: decode RS1 { + 0x0: IntOp::popc({{ + int64_t count = 0; + uint64_t temp = Rs2_or_imm13; + //Count the 1s in the front 4bits until none are left + uint8_t oneBits[] = {0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4}; + while(temp) { - 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;}}); + count += oneBits[temp & 0xF]; + temp = temp >> 4; } - //The floating point queue isn't implemented right now. - 0xF: Trap::rdprfq({{fault = new IllegalInstruction;}}); - 0x1F: Priv::rdprver({{Rd = Ver;}}); - } - 0x2B: BasicOperate::flushw({{/*window toilet*/}}); - 0x2C: decode MOVCC3 + }}); + } + 0x2F: decode RCOND3 + { + 0x1: movreq({{if(Rs1 == 0) Rd = Rs2_or_imm10;}}); + 0x2: movrle({{if(Rs1 <= 0) Rd = Rs2_or_imm10;}}); + 0x3: movrl({{if(Rs1 < 0) Rd = Rs2_or_imm10;}}); + 0x5: movrne({{if(Rs1 != 0) Rd = Rs2_or_imm10;}}); + 0x6: movrg({{if(Rs1 > 0) Rd = Rs2_or_imm10;}}); + 0x7: movrge({{if(Rs1 >= 0) Rd = Rs2_or_imm10;}}); + } + 0x30: decode RD { + 0x0: wry({{Y = Rs1 ^ Rs2_or_imm13;}}); + 0x2: wrccr({{Ccr = Rs1 ^ Rs2_or_imm13;}}); + 0x3: wrasi({{Asi = Rs1 ^ Rs2_or_imm13;}}); + 0x6: wrfprs({{Asi = Rs1 ^ Rs2_or_imm13;}}); + 0xF: Trap::sir({{fault = new SoftwareInitiatedReset;}}); + } + 0x31: decode FCN { + 0x0: BasicOperate::saved({{/*Boogy Boogy*/}}); + 0x1: BasicOperate::restored({{/*Boogy Boogy*/}}); + } + 0x32: decode RD { + format Priv { - 0x0: Trap::movccfcc({{fault = new FpDisabled;}}); - 0x1: decode CC - { - 0x0: movcci({{ - if(passesCondition(CcrIcc, COND4)) - Rd = (I ? SIMM11 : RS2); - }}); - 0x2: movccx({{ - if(passesCondition(CcrXcc, COND4)) - Rd = (I ? SIMM11 : RS2); - }}); - } - } - 0x2D: sdivx({{ - if(Rs2_or_imm13 == 0) fault = new DivisionByZero; - else Rd.sdw = Rs1.sdw / Rs2_or_imm13; - }});//SDIVX - 0x2E: decode RS1 { - 0x0: IntOp::popc({{ - int64_t count = 0; - uint64_t temp = Rs2_or_imm13; - //Count the 1s in the front 4bits until none are left - uint8_t oneBits[] = {0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4}; - while(temp) - { - count += oneBits[temp & 0xF]; - temp = temp >> 4; - } - }});//POPC + 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;}}); } - 0x2F: decode RCOND3 + } + 0x34: Trap::fpop1({{fault = new FpDisabled;}}); + 0x35: Trap::fpop2({{fault = new FpDisabled;}}); + 0x38: Branch::jmpl({{ + Addr target = Rs1 + Rs2_or_imm13; + if(target & 0x3) + fault = new MemAddressNotAligned; + else { - 0x1: movreq({{if(Rs1 == 0) Rd = Rs2_or_imm10;}}); - 0x2: movrle({{if(Rs1 <= 0) Rd = Rs2_or_imm10;}}); - 0x3: movrl({{if(Rs1 < 0) Rd = Rs2_or_imm10;}}); - 0x5: movrne({{if(Rs1 != 0) Rd = Rs2_or_imm10;}}); - 0x6: movrg({{if(Rs1 > 0) Rd = Rs2_or_imm10;}}); - 0x7: movrge({{if(Rs1 >= 0) Rd = Rs2_or_imm10;}}); - } - 0x30: decode RD { - 0x0: wry({{Y = Rs1 ^ Rs2_or_imm13;}}); - 0x2: wrccr({{Ccr = Rs1 ^ Rs2_or_imm13;}}); - 0x3: wrasi({{Asi = Rs1 ^ Rs2_or_imm13;}}); - 0x6: wrfprs({{Asi = Rs1 ^ Rs2_or_imm13;}}); - 0xF: Trap::sir({{fault = new SoftwareInitiatedReset;}}); + Rd = xc->readPC(); + NNPC = target; } - 0x31: decode FCN { - 0x0: BasicOperate::saved({{/*Boogy Boogy*/}}); - 0x1: BasicOperate::restored({{/*Boogy Boogy*/}}); - } - 0x32: decode RD { - format Priv + }}); + 0x39: Branch::return({{ + Addr target = Rs1 + Rs2_or_imm13; + if(target & 0x3) + fault = new MemAddressNotAligned; + else + NNPC = target; + //This needs to change the register window + //like restore does + }}); + 0x3A: decode CC + { + 0x0: Trap::tcci({{ +#if FULL_SYSTEM + fault = new TrapInstruction; +#else + if(passesCondition(CcrIcc, machInst<25:28>)) { - 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;}}); + // At least glibc only uses trap 0, + // solaris/sunos may use others + assert((I ? Rs1 + Rs2 : Rs1 + SW_TRAP) == 0); + xc->syscall(); } - } - - 0x34: Trap::fpop1({{fault = new FpDisabled;}}); - 0x35: Trap::fpop2({{fault = new FpDisabled;}}); - - 0x38: Branch::jmpl({{ - Addr target = Rs1 + Rs2_or_imm13; - if(target && 0x3) - fault = new MemAddressNotAligned; - else +#endif + }}); + 0x2: Trap::tccx({{ +#if FULL_SYSTEM + fault = new TrapInstruction; +#else + if(passesCondition(CcrXcc, machInst<25:28>)) { - Rd = xc->readPC(); - NNPC = target; + // At least glibc only uses trap 0, + // solaris/sunos may use others + assert((I ? Rs1 + Rs2 : Rs1 + SW_TRAP) == 0); + xc->syscall(); } +#endif }}); - 0x39: Branch::return({{ - Addr target = Rs1 + Rs2_or_imm13; - if(target && 0x3) - fault = new MemAddressNotAligned; + } + 0x3B: Nop::flush({{/*Instruction memory flush*/}}); + 0x3C: save({{ + //CWP should be set directly so that it always happens + //Also, this will allow writing to the new window and + //reading from the old one + if(Cansave == 0) + { + if(Otherwin) + fault = new SpillNOther(WstateOther); else - NNPC = target; - //This needs to change the register window - //like restore does - }}); - 0x3A: decode CC + fault = new SpillNNormal(WstateNormal); + Cwp = (Cwp + 2) % NWindows; + } + else if(Cleanwin - Canrestore == 0) { - 0x0: Trap::tcci({{ -#if FULL_SYSTEM - fault = new TrapInstruction; -#else - if(passesCondition(CcrIcc, 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 - }}); - 0x2: Trap::tccx({{ -#if FULL_SYSTEM - fault = new TrapInstruction; -#else - if(passesCondition(CcrXcc, 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 - }}); + Cwp = (Cwp + 1) % NWindows; + fault = new CleanWindow; + } + else + { + Cwp = (Cwp + 1) % NWindows; + Rd = Rs1 + Rs2_or_imm13; + Cansave--; + Canrestore++; + } + //This is here to make sure the CWP is written + //no matter what. This ensures that the results + //are written in the new window as well. + xc->setMiscRegWithEffect(MISCREG_CWP, Cwp); + }}); + 0x3D: restore({{ + //CWP should be set directly so that it always happens + //Also, this will allow writing to the new window and + //reading from the old one + Cwp = (Cwp - 1 + NWindows) % NWindows; + if(Canrestore == 0) + { + if(Otherwin) + fault = new FillNOther(WstateOther); + else + fault = new FillNNormal(WstateNormal); } - 0x3B: BasicOperate::flush({{/*Lala*/}}); - 0x3C: BasicOperate::save({{/*leprechauns*/}}); - 0x3D: BasicOperate::restore({{/*Eat my short int*/}}); - 0x3E: decode FCN { - 0x1: BasicOperate::done({{/*Done thing*/}}); - 0x2: BasicOperate::retry({{/*Retry thing*/}}); + else + { + Rd = Rs1 + Rs2_or_imm13; + Cansave++; + Canrestore--; } + //This is here to make sure the CWP is written + //no matter what. This ensures that the results + //are written in the new window as well. + xc->setMiscRegWithEffect(MISCREG_CWP, Cwp); + }}); + 0x3E: decode FCN { + 0x0: Priv::done({{ + if(Tl == 0) + return new IllegalInstruction; + Cwp = xc->readMiscReg(MISCREG_TSTATE_CWP_BASE + Tl); + Asi = xc->readMiscReg(MISCREG_TSTATE_ASI_BASE + Tl); + Ccr = xc->readMiscReg(MISCREG_TSTATE_CCR_BASE + Tl); + Pstate = xc->readMiscReg(MISCREG_TSTATE_PSTATE_BASE + Tl); + NPC = xc->readMiscReg(MISCREG_TNPC_BASE + Tl); + NNPC = NPC + 4; + Tl = Tl - 1; + }}); + 0x1: BasicOperate::retry({{ + if(Tl == 0) + return new IllegalInstruction; + Cwp = xc->readMiscReg(MISCREG_TSTATE_CWP_BASE + Tl); + Asi = xc->readMiscReg(MISCREG_TSTATE_ASI_BASE + Tl); + Ccr = xc->readMiscReg(MISCREG_TSTATE_CCR_BASE + Tl); + Pstate = xc->readMiscReg(MISCREG_TSTATE_PSTATE_BASE + Tl); + NPC = xc->readMiscReg(MISCREG_TPC_BASE + Tl); + NNPC = xc->readMiscReg(MISCREG_TNPC_BASE + Tl); + Tl = Tl - 1; + }}); } + } } 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; - RdLow = val<31:0>; - RdHigh = 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 = RdLow<31:0> | RdHigh<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; - RdLow = val<31:0>; - RdHigh = 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 = RdLow<31:0> | RdHigh<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: Nop::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: Nop::prefetcha({{ }}); //PREFETCHA - 0x3E: Cas::casxa({{ - uint64_t val = Mem.udw; - if(Rs2 == val) - Mem.udw = Rd; - Rd = val; - }}); //CASXA + format Load { + 0x00: lduw({{Rd = Mem;}}, {{32}}); + 0x01: ldub({{Rd = Mem;}}, {{8}}); + 0x02: lduh({{Rd = Mem;}}, {{16}}); + 0x03: ldd({{ + uint64_t val = Mem; + RdLow = val<31:0>; + RdHigh = val<63:32>; + }}, {{64}}); + } + format Store { + 0x04: stw({{Mem = Rd.sw;}}, {{32}}); + 0x05: stb({{Mem = Rd.sb;}}, {{8}}); + 0x06: sth({{Mem = Rd.shw;}}, {{16}}); + 0x07: std({{Mem = RdLow<31:0> | RdHigh<31:0> << 32;}}, {{64}}); + } + format Load { + 0x08: ldsw({{Rd = (int32_t)Mem;}}, {{32}}); + 0x09: ldsb({{Rd = (int8_t)Mem;}}, {{8}}); + 0x0A: ldsh({{Rd = (int16_t)Mem;}}, {{16}}); + 0x0B: ldx({{Rd = (int64_t)Mem;}}, {{64}}); + 0x0D: ldstub({{ + Rd = Mem; + Mem = 0xFF; + }}, {{8}}); + } + 0x0E: Store::stx({{Mem = Rd}}, {{64}}); + 0x0F: LoadStore::swap({{ + uint32_t temp = Rd; + Rd = Mem; + Mem = temp; + }}, {{32}}); + format Load { + 0x10: lduwa({{Rd = Mem;}}, {{32}}); + 0x11: lduba({{Rd = Mem;}}, {{8}}); + 0x12: lduha({{Rd = Mem;}}, {{16}}); + 0x13: ldda({{ + uint64_t val = Mem; + RdLow = val<31:0>; + RdHigh = val<63:32>; + }}, {{64}}); + } + format Store { + 0x14: stwa({{Mem = Rd;}}, {{32}}); + 0x15: stba({{Mem = Rd;}}, {{8}}); + 0x16: stha({{Mem = Rd;}}, {{16}}); + 0x17: stda({{Mem = RdLow<31:0> | RdHigh<31:0> << 32;}}, {{64}}); + } + format Load { + 0x18: ldswa({{Rd = (int32_t)Mem;}}, {{32}}); + 0x19: ldsba({{Rd = (int8_t)Mem;}}, {{8}}); + 0x1A: ldsha({{Rd = (int16_t)Mem;}}, {{16}}); + 0x1B: ldxa({{Rd = (int64_t)Mem;}}, {{64}}); + } + 0x1D: LoadStore::ldstuba({{ + Rd = Mem; + Mem = 0xFF; + }}, {{8}}); + 0x1E: Store::stxa({{Mem = Rd}}, {{64}}); + 0x1F: LoadStore::swapa({{ + uint32_t temp = Rd; + Rd = Mem; + Mem = temp; + }}, {{32}}); + format Trap { + 0x20: ldf({{fault = new FpDisabled;}}); + 0x21: decode X { + 0x0: ldfsr({{fault = new FpDisabled;}}); + 0x1: ldxfsr({{fault = new FpDisabled;}}); + } + 0x22: ldqf({{fault = new FpDisabled;}}); + 0x23: lddf({{fault = new FpDisabled;}}); + 0x24: stf({{fault = new FpDisabled;}}); + 0x25: decode X { + 0x0: stfsr({{fault = new FpDisabled;}}); + 0x1: stxfsr({{fault = new FpDisabled;}}); } + 0x26: stqf({{fault = new FpDisabled;}}); + 0x27: stdf({{fault = new FpDisabled;}}); + 0x2D: Nop::prefetch({{ }}); + 0x30: ldfa({{return new FpDisabled;}}); + 0x32: ldqfa({{fault = new FpDisabled;}}); + 0x33: lddfa({{fault = new FpDisabled;}}); + 0x34: stfa({{fault = new FpDisabled;}}); + 0x35: stqfa({{fault = new FpDisabled;}}); + 0x36: stdfa({{fault = new FpDisabled;}}); + 0x3C: Cas::casa({{ + uint64_t val = Mem.uw; + if(Rs2.uw == val) + Mem.uw = Rd.uw; + Rd.uw = val; + }}); + 0x3D: Nop::prefetcha({{ }}); + 0x3E: Cas::casxa({{ + uint64_t val = Mem.udw; + if(Rs2 == val) + Mem.udw = Rd; + Rd = val; + }}); + } } } diff --git a/arch/sparc/isa/formats/integerop.isa b/arch/sparc/isa/formats/integerop.isa index 2c2123f86..f14f9e858 100644 --- a/arch/sparc/isa/formats/integerop.isa +++ b/arch/sparc/isa/formats/integerop.isa @@ -37,7 +37,7 @@ output header {{ { } - uint32_t imm; + int32_t imm; std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const; @@ -57,7 +57,7 @@ output header {{ OpClass __opClass) : IntOpImm(mnem, _machInst, __opClass) { - imm = SIMM10; + imm = sign_ext(SIMM10, 10); } }; @@ -72,7 +72,7 @@ output header {{ OpClass __opClass) : IntOpImm(mnem, _machInst, __opClass) { - imm = SIMM13; + imm = sign_ext(SIMM13, 13); } }; @@ -195,7 +195,7 @@ output decoder {{ if(!printPseudoOps(response, pc, symtab)) { printMnemonic(response, mnemonic); - if (_numSrcRegs > 1) + if (_numSrcRegs > 0) { printReg(response, _srcRegIdx[0]); for(int x = 1; x < _numSrcRegs - 1; x++) @@ -254,14 +254,14 @@ let {{ def doIntFormat(code, ccCode, name, Name, opt_flags): (usesImm, code, immCode, rString, iString) = splitOutImm(code) - iop = genCompositeIop(code, name, Name, - 'IntOp', opt_flags, cc_code=ccCode) + iop = InstObjParams(name, Name, 'IntOp', code, + opt_flags, ("cc_code", ccCode)) header_output = BasicDeclare.subst(iop) decoder_output = BasicConstructor.subst(iop) exec_output = IntOpExecute.subst(iop) if usesImm: - imm_iop = genCompositeIop(code, name, Name + 'Imm', - 'IntOpImm' + iString, opt_flags, cc_code=ccCode) + imm_iop = InstObjParams(name, Name + 'Imm', 'IntOpImm' + iString, + immCode, opt_flags, ("cc_code", ccCode)) header_output += BasicDeclare.subst(imm_iop) decoder_output += BasicConstructor.subst(imm_iop) exec_output += IntOpExecute.subst(imm_iop) @@ -316,8 +316,8 @@ def format IntOpCcRes(code, *opt_flags) {{ }}; def format SetHi(code, *opt_flags) {{ - iop = genCompositeIop(code, name, Name, 'SetHi', - opt_flags, cc_code='') + iop = InstObjParams(name, Name, 'SetHi', + code, opt_flags, ("cc_code", '')) header_output = BasicDeclare.subst(iop) decoder_output = BasicConstructor.subst(iop) exec_output = IntOpExecute.subst(iop) diff --git a/arch/sparc/isa/formats/mem.isa b/arch/sparc/isa/formats/mem.isa index 8c9d21c01..db2a4aaaa 100644 --- a/arch/sparc/isa/formats/mem.isa +++ b/arch/sparc/isa/formats/mem.isa @@ -37,7 +37,7 @@ output header {{ std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const; - int imm; + int32_t imm; }; }}; @@ -46,7 +46,7 @@ output decoder {{ const SymbolTable *symtab) const { std::stringstream response; - bool load = (_numDestRegs == 1); + bool load = flags[IsLoad]; printMnemonic(response, mnemonic); if(!load) @@ -72,7 +72,7 @@ output decoder {{ const SymbolTable *symtab) const { std::stringstream response; - bool load = (_numDestRegs == 1); + bool load = flags[IsLoad]; printMnemonic(response, mnemonic); if(!load) @@ -102,7 +102,9 @@ def template MemExecute {{ %(op_decl)s; %(op_rd)s; %(ea_code)s; + %(load)s; %(code)s; + %(store)s; if(fault == NoFault) { @@ -114,16 +116,49 @@ def template MemExecute {{ } }}; -// Primary format for memory instructions: -def format Mem(code, *opt_flags) {{ +let {{ + # Leave memAccessFlags at 0 for now + loadString = "xc->read(EA, (uint%(width)s_t&)Mem, 0);" + storeString = "uint64_t write_result = 0; \ + xc->write((uint%(width)s_t)Mem, EA, 0, &write_result);" + + def doMemFormat(code, load, store, name, Name, opt_flags): addrCalcReg = 'EA = Rs1 + Rs2;' addrCalcImm = 'EA = Rs1 + SIMM13;' - iop = genCompositeIop(code, name, Name, 'Mem', - opt_flags, ea_code=addrCalcReg) - iop_imm = genCompositeIop(code, name, Name + 'Imm', 'MemImm', - opt_flags, ea_code=addrCalcImm) + iop = InstObjParams(name, Name, 'Mem', code, + opt_flags, ("ea_code", addrCalcReg), + ("load", load), ("store", store)) + iop_imm = InstObjParams(name, Name + 'Imm', 'MemImm', code, + opt_flags, ("ea_code", addrCalcImm), + ("load", load), ("store", store)) header_output = BasicDeclare.subst(iop) + BasicDeclare.subst(iop_imm) decoder_output = BasicConstructor.subst(iop) + BasicConstructor.subst(iop_imm) decode_block = ROrImmDecode.subst(iop) exec_output = MemExecute.subst(iop) + MemExecute.subst(iop_imm) + return (header_output, decoder_output, exec_output, decode_block) +}}; + +def format Load(code, width, *opt_flags) {{ + (header_output, + decoder_output, + exec_output, + decode_block) = doMemFormat(code, + loadString % {"width":width}, '', name, Name, opt_flags) +}}; + +def format Store(code, width, *opt_flags) {{ + (header_output, + decoder_output, + exec_output, + decode_block) = doMemFormat(code, '', + storeString % {"width":width}, name, Name, opt_flags) +}}; + +def format LoadStore(code, width, *opt_flags) {{ + (header_output, + decoder_output, + exec_output, + decode_block) = doMemFormat(code, + loadString % {"width":width}, storeString % {"width":width}, + name, Name, opt_flags) }}; diff --git a/arch/sparc/isa/formats/priv.isa b/arch/sparc/isa/formats/priv.isa index 162ad5ee0..f9fea01f2 100644 --- a/arch/sparc/isa/formats/priv.isa +++ b/arch/sparc/isa/formats/priv.isa @@ -50,7 +50,7 @@ output header {{ { } - uint32_t imm; + int32_t imm; }; /** @@ -66,7 +66,7 @@ output header {{ { } - uint32_t imm; + int32_t imm; }; }}; @@ -91,35 +91,8 @@ def template PrivExecute {{ %(op_decl)s; %(op_rd)s; - //Since these are processed inside templates and not in codeblocks, - //They aren't translated by the isa_parser. Their names begin with - //underscores so they don't cause conflicts. - uint32_t _PstatePriv = xc->readMiscReg(MISCREG_PSTATE_PRIV); - //If the processor isn't in privileged mode, fault out right away - if(!_PstatePriv) - return new PrivilegedOpcode; - - %(code)s; - %(op_wb)s; - return NoFault; - } -}}; - -def template PrivTickExecute {{ - Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, - Trace::InstRecord *traceData) const - { - %(op_decl)s; - %(op_rd)s; - - //Since these are processed inside templates and not in codeblocks, - //They aren't translated by the isa_parser. Their names begin with - //underscores so they don't cause conflicts. - uint32_t _PstatePriv = xc->readMiscReg(MISCREG_PSTATE_PRIV); - uint32_t _TickNpt = xc->readMiscReg(MISCREG_TICK_NPT); - //If the processor isn't in privileged mode, fault out right away - if(!_PstatePriv && _TickNpt) + if(%(check)s) return new PrivilegedAction; %(code)s; @@ -128,50 +101,39 @@ def template PrivTickExecute {{ } }}; -// 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_imm13', 'Rs2', orig_code) - imm_code = re.sub(r'Rs2_or_imm13(\.\w+)?', 'imm', orig_code) - cblk = CodeBlock(code) - iop = InstObjParams(name, Name, 'Priv', cblk, opt_flags) +let {{ + def doPrivFormat(code, checkCode, name, Name, opt_flags): + (usesImm, code, immCode, + rString, iString) = splitOutImm(code) + iop = InstObjParams(name, Name, 'Priv', code, + opt_flags, ("check", checkCode)) 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) + if usesImm: + imm_iop = InstObjParams(name, Name + 'Imm', 'PrivImm', + immCode, opt_flags, ("check", checkCode)) header_output += BasicDeclare.subst(imm_iop) decoder_output += BasicConstructor.subst(imm_iop) exec_output += PrivExecute.subst(imm_iop) decode_block = ROrImmDecode.subst(iop) else: decode_block = BasicDecode.subst(iop) + return (header_output, decoder_output, exec_output, decode_block) +}}; + +// Primary format for integer operate instructions: +def format Priv(code, *opt_flags) {{ + checkCode = "(!PstatePriv)" + (header_output, decoder_output, + exec_output, decode_block) = doPrivFormat(code, + checkCode, name, Name, opt_flags) }}; // 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_imm13', 'Rs2', orig_code) - imm_code = re.sub(r'Rs2_or_imm13(\.\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 = Rb2OrImmDecode.subst(iop) - else: - decode_block = BasicDecode.subst(iop) + checkCode = "(!PstatePriv && TickNpt)" + (header_output, decoder_output, + exec_output, decode_block) = doPrivFormat(code, + checkCode, name, Name, opt_flags) }}; |