decoder.isa (3941:127f839a18c1) decoder.isa (3949:b6664282d899)
1// Copyright (c) 2006-2007 The Regents of The University of Michigan
1// Copyright (c) 2006 The Regents of The University of Michigan
2// All rights reserved.
3//
4// Redistribution and use in source and binary forms, with or without
5// modification, are permitted provided that the following conditions are
6// met: redistributions of source code must retain the above copyright
7// notice, this list of conditions and the following disclaimer;
8// redistributions in binary form must reproduce the above copyright
9// notice, this list of conditions and the following disclaimer in the

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71 0x0: bpcci(19, {{
72 if(passesCondition(Ccr<3:0>, COND2))
73 NNPC = xc->readPC() + disp;
74 else
75 handle_annul
76 }});
77 0x2: bpccx(19, {{
78 if(passesCondition(Ccr<7:4>, COND2))
2// All rights reserved.
3//
4// Redistribution and use in source and binary forms, with or without
5// modification, are permitted provided that the following conditions are
6// met: redistributions of source code must retain the above copyright
7// notice, this list of conditions and the following disclaimer;
8// redistributions in binary form must reproduce the above copyright
9// notice, this list of conditions and the following disclaimer in the

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71 0x0: bpcci(19, {{
72 if(passesCondition(Ccr<3:0>, COND2))
73 NNPC = xc->readPC() + disp;
74 else
75 handle_annul
76 }});
77 0x2: bpccx(19, {{
78 if(passesCondition(Ccr<7:4>, COND2))
79 {
80 //warn("Took branch!\n");
79 NNPC = xc->readPC() + disp;
81 NNPC = xc->readPC() + disp;
82 }
80 else
83 else
84 {
85 //warn("Didn't take branch!\n");
81 handle_annul
86 handle_annul
87 }
82 }});
83 }
84 }
85 //bicc
86 0x2: decode COND2
87 {
88 //Branch Always
89 0x8: decode A

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154 NNPC = xc->readPC() + disp;
155 else
156 handle_annul
157 }});
158 }
159 }
160 //SETHI (or NOP if rd == 0 and imm == 0)
161 0x4: SetHi::sethi({{Rd.udw = imm;}});
88 }});
89 }
90 }
91 //bicc
92 0x2: decode COND2
93 {
94 //Branch Always
95 0x8: decode A

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160 NNPC = xc->readPC() + disp;
161 else
162 handle_annul
163 }});
164 }
165 }
166 //SETHI (or NOP if rd == 0 and imm == 0)
167 0x4: SetHi::sethi({{Rd.udw = imm;}});
162 0x5: FailUnimpl::fbpfcc();
163 0x6: FailUnimpl::fbfcc();
168 0x5: Trap::fbpfcc({{fault = new FpDisabled;}});
169 0x6: Trap::fbfcc({{fault = new FpDisabled;}});
164 }
165 0x1: BranchN::call(30, {{
170 }
171 0x1: BranchN::call(30, {{
166 if (Pstate<3:>)
167 R15 = (xc->readPC())<31:0>;
168 else
169 R15 = xc->readPC();
172 R15 = xc->readPC();
170 NNPC = R15 + disp;
171 }});
172 0x2: decode OP3 {
173 format IntOp {
174 0x00: add({{Rd = Rs1.sdw + Rs2_or_imm13;}});
175 0x01: and({{Rd = Rs1.sdw & Rs2_or_imm13;}});
176 0x02: or({{Rd = Rs1.sdw | Rs2_or_imm13;}});
177 0x03: xor({{Rd = Rs1.sdw ^ Rs2_or_imm13;}});
178 0x04: sub({{Rd = Rs1.sdw - Rs2_or_imm13;}});
179 0x05: andn({{Rd = Rs1.sdw & ~Rs2_or_imm13;}});
180 0x06: orn({{Rd = Rs1.sdw | ~Rs2_or_imm13;}});
181 0x07: xnor({{Rd = ~(Rs1.sdw ^ Rs2_or_imm13);}});
182 0x08: addc({{Rd = Rs1.sdw + Rs2_or_imm13 + Ccr<0:0>;}});
183 0x09: mulx({{Rd = Rs1.sdw * Rs2_or_imm13;}});
184 0x0A: umul({{
185 Rd = Rs1.udw<31:0> * Rs2_or_imm13<31:0>;
186 Y = Rd<63:32>;
187 }});
188 0x0B: smul({{
173 NNPC = R15 + disp;
174 }});
175 0x2: decode OP3 {
176 format IntOp {
177 0x00: add({{Rd = Rs1.sdw + Rs2_or_imm13;}});
178 0x01: and({{Rd = Rs1.sdw & Rs2_or_imm13;}});
179 0x02: or({{Rd = Rs1.sdw | Rs2_or_imm13;}});
180 0x03: xor({{Rd = Rs1.sdw ^ Rs2_or_imm13;}});
181 0x04: sub({{Rd = Rs1.sdw - Rs2_or_imm13;}});
182 0x05: andn({{Rd = Rs1.sdw & ~Rs2_or_imm13;}});
183 0x06: orn({{Rd = Rs1.sdw | ~Rs2_or_imm13;}});
184 0x07: xnor({{Rd = ~(Rs1.sdw ^ Rs2_or_imm13);}});
185 0x08: addc({{Rd = Rs1.sdw + Rs2_or_imm13 + Ccr<0:0>;}});
186 0x09: mulx({{Rd = Rs1.sdw * Rs2_or_imm13;}});
187 0x0A: umul({{
188 Rd = Rs1.udw<31:0> * Rs2_or_imm13<31:0>;
189 Y = Rd<63:32>;
190 }});
191 0x0B: smul({{
189 Rd.sdw = sext<32>(Rs1.sdw<31:0>) * sext<32>(Rs2_or_imm13<31:0>);
190 Y = Rd.sdw<63:32>;
192 Rd.sdw = Rs1.sdw<31:0> * Rs2_or_imm13<31:0>;
193 Y = Rd.sdw;
191 }});
192 0x0C: subc({{Rd.sdw = Rs1.sdw + (~Rs2_or_imm13) + 1 - Ccr<0:0>}});
193 0x0D: udivx({{
194 if(Rs2_or_imm13 == 0) fault = new DivisionByZero;
195 else Rd.udw = Rs1.udw / Rs2_or_imm13;
196 }});
197 0x0E: udiv({{
198 if(Rs2_or_imm13 == 0) fault = new DivisionByZero;

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204 }
205 }});
206 0x0F: sdiv({{
207 if(Rs2_or_imm13.sdw == 0)
208 fault = new DivisionByZero;
209 else
210 {
211 Rd.udw = ((int64_t)((Y << 32) | Rs1.sdw<31:0>)) / Rs2_or_imm13.sdw;
194 }});
195 0x0C: subc({{Rd.sdw = Rs1.sdw + (~Rs2_or_imm13) + 1 - Ccr<0:0>}});
196 0x0D: udivx({{
197 if(Rs2_or_imm13 == 0) fault = new DivisionByZero;
198 else Rd.udw = Rs1.udw / Rs2_or_imm13;
199 }});
200 0x0E: udiv({{
201 if(Rs2_or_imm13 == 0) fault = new DivisionByZero;

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207 }
208 }});
209 0x0F: sdiv({{
210 if(Rs2_or_imm13.sdw == 0)
211 fault = new DivisionByZero;
212 else
213 {
214 Rd.udw = ((int64_t)((Y << 32) | Rs1.sdw<31:0>)) / Rs2_or_imm13.sdw;
212 if((int64_t)Rd.udw >= std::numeric_limits<int32_t>::max())
215 if(Rd.udw<63:31> != 0)
213 Rd.udw = 0x7FFFFFFF;
216 Rd.udw = 0x7FFFFFFF;
214 else if((int64_t)Rd.udw <= std::numeric_limits<int32_t>::min())
215 Rd.udw = ULL(0xFFFFFFFF80000000);
217 else if(Rd.udw<63:> && Rd.udw<62:31> != 0xFFFFFFFF)
218 Rd.udw = 0xFFFFFFFF80000000ULL;
216 }
217 }});
218 }
219 format IntOpCc {
220 0x10: addcc({{
221 int64_t resTemp, val2 = Rs2_or_imm13;
222 Rd = resTemp = Rs1 + val2;}},
223 {{(Rs1<31:0> + val2<31:0>)<32:>}},

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241 0x16: IntOpCcRes::orncc({{Rd = Rs1 | ~Rs2_or_imm13;}});
242 0x17: IntOpCcRes::xnorcc({{Rd = ~(Rs1 ^ Rs2_or_imm13);}});
243 0x18: addccc({{
244 int64_t resTemp, val2 = Rs2_or_imm13;
245 int64_t carryin = Ccr<0:0>;
246 Rd = resTemp = Rs1 + val2 + carryin;}},
247 {{(Rs1<31:0> + val2<31:0> + carryin)<32:>}},
248 {{Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>}},
219 }
220 }});
221 }
222 format IntOpCc {
223 0x10: addcc({{
224 int64_t resTemp, val2 = Rs2_or_imm13;
225 Rd = resTemp = Rs1 + val2;}},
226 {{(Rs1<31:0> + val2<31:0>)<32:>}},

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244 0x16: IntOpCcRes::orncc({{Rd = Rs1 | ~Rs2_or_imm13;}});
245 0x17: IntOpCcRes::xnorcc({{Rd = ~(Rs1 ^ Rs2_or_imm13);}});
246 0x18: addccc({{
247 int64_t resTemp, val2 = Rs2_or_imm13;
248 int64_t carryin = Ccr<0:0>;
249 Rd = resTemp = Rs1 + val2 + carryin;}},
250 {{(Rs1<31:0> + val2<31:0> + carryin)<32:>}},
251 {{Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>}},
249 {{((Rs1 & val2) | (~resTemp & (Rs1 | val2)))<63:>}},
252 {{(Rs1<63:1> + val2<63:1> +
253 ((Rs1 & val2) | (carryin & (Rs1 | val2)))<0:>)<63:>}},
250 {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
251 );
254 {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
255 );
252 0x1A: umulcc({{
256 0x1A: IntOpCcRes::umulcc({{
253 uint64_t resTemp;
254 Rd = resTemp = Rs1.udw<31:0> * Rs2_or_imm13.udw<31:0>;
257 uint64_t resTemp;
258 Rd = resTemp = Rs1.udw<31:0> * Rs2_or_imm13.udw<31:0>;
255 Y = resTemp<63:32>;}},
256 {{0}},{{0}},{{0}},{{0}});
257 0x1B: smulcc({{
259 Y = resTemp<63:32>;}});
260 0x1B: IntOpCcRes::smulcc({{
258 int64_t resTemp;
261 int64_t resTemp;
259 Rd = resTemp = sext<32>(Rs1.sdw<31:0>) * sext<32>(Rs2_or_imm13<31:0>);
260 Y = resTemp<63:32>;}},
261 {{0}},{{0}},{{0}},{{0}});
262 Rd = resTemp = Rs1.sdw<31:0> * Rs2_or_imm13.sdw<31:0>;
263 Y = resTemp<63:32>;}});
262 0x1C: subccc({{
263 int64_t resTemp, val2 = Rs2_or_imm13;
264 int64_t carryin = Ccr<0:0>;
265 Rd = resTemp = Rs1 + ~val2 + 1 - carryin;}},
264 0x1C: subccc({{
265 int64_t resTemp, val2 = Rs2_or_imm13;
266 int64_t carryin = Ccr<0:0>;
267 Rd = resTemp = Rs1 + ~val2 + 1 - carryin;}},
266 {{((~Rs1 & val2) | (resTemp & (~Rs1 | val2)))<31:>}},
268 {{(~((Rs1<31:0> + (~(val2 + carryin))<31:0> + 1))<32:>)}},
267 {{Rs1<31:> != val2<31:> && Rs1<31:> != resTemp<31:>}},
269 {{Rs1<31:> != val2<31:> && Rs1<31:> != resTemp<31:>}},
268 {{((~Rs1 & val2) | (resTemp & (~Rs1 | val2)))<63:>}},
270 {{(~((Rs1<63:1> + (~(val2 + carryin))<63:1>) + (Rs1<0:> + (~(val2+carryin))<0:> + 1)<63:1>))<63:>}},
269 {{Rs1<63:> != val2<63:> && Rs1<63:> != resTemp<63:>}}
270 );
271 {{Rs1<63:> != val2<63:> && Rs1<63:> != resTemp<63:>}}
272 );
271 0x1D: udivxcc({{
273 0x1D: IntOpCcRes::udivxcc({{
272 if(Rs2_or_imm13.udw == 0) fault = new DivisionByZero;
274 if(Rs2_or_imm13.udw == 0) fault = new DivisionByZero;
273 else Rd = Rs1.udw / Rs2_or_imm13.udw;}}
274 ,{{0}},{{0}},{{0}},{{0}});
275 else Rd = Rs1.udw / Rs2_or_imm13.udw;}});
275 0x1E: udivcc({{
276 uint32_t resTemp, val2 = Rs2_or_imm13.udw;
277 int32_t overflow = 0;
278 if(val2 == 0) fault = new DivisionByZero;
279 else
280 {
281 resTemp = (uint64_t)((Y << 32) | Rs1.udw<31:0>) / val2;
282 overflow = (resTemp<63:32> != 0);

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290 );
291 0x1F: sdivcc({{
292 int64_t val2 = Rs2_or_imm13.sdw<31:0>;
293 bool overflow = false, underflow = false;
294 if(val2 == 0) fault = new DivisionByZero;
295 else
296 {
297 Rd = (int64_t)((Y << 32) | Rs1.sdw<31:0>) / val2;
276 0x1E: udivcc({{
277 uint32_t resTemp, val2 = Rs2_or_imm13.udw;
278 int32_t overflow = 0;
279 if(val2 == 0) fault = new DivisionByZero;
280 else
281 {
282 resTemp = (uint64_t)((Y << 32) | Rs1.udw<31:0>) / val2;
283 overflow = (resTemp<63:32> != 0);

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291 );
292 0x1F: sdivcc({{
293 int64_t val2 = Rs2_or_imm13.sdw<31:0>;
294 bool overflow = false, underflow = false;
295 if(val2 == 0) fault = new DivisionByZero;
296 else
297 {
298 Rd = (int64_t)((Y << 32) | Rs1.sdw<31:0>) / val2;
298 overflow = ((int64_t)Rd >= std::numeric_limits<int32_t>::max());
299 underflow = ((int64_t)Rd <= std::numeric_limits<int32_t>::min());
299 overflow = (Rd<63:31> != 0);
300 underflow = (Rd<63:> && Rd<62:31> != 0xFFFFFFFF);
300 if(overflow) Rd = 0x7FFFFFFF;
301 if(overflow) Rd = 0x7FFFFFFF;
301 else if(underflow) Rd = ULL(0xFFFFFFFF80000000);
302 else if(underflow) Rd = 0xFFFFFFFF80000000ULL;
302 } }},
303 {{0}},
304 {{overflow || underflow}},
305 {{0}},
306 {{0}}
307 );
308 0x20: taddcc({{
309 int64_t resTemp, val2 = Rs2_or_imm13;

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370 0x0: srl({{Rd = Rs1.uw >> (I ? SHCNT32 : Rs2<4:0>);}});
371 0x1: srlx({{Rd = Rs1.udw >> (I ? SHCNT64 : Rs2<5:0>);}});
372 }
373 0x27: decode X {
374 0x0: sra({{Rd = Rs1.sw >> (I ? SHCNT32 : Rs2<4:0>);}});
375 0x1: srax({{Rd = Rs1.sdw >> (I ? SHCNT64 : Rs2<5:0>);}});
376 }
377 0x28: decode RS1 {
303 } }},
304 {{0}},
305 {{overflow || underflow}},
306 {{0}},
307 {{0}}
308 );
309 0x20: taddcc({{
310 int64_t resTemp, val2 = Rs2_or_imm13;

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371 0x0: srl({{Rd = Rs1.uw >> (I ? SHCNT32 : Rs2<4:0>);}});
372 0x1: srlx({{Rd = Rs1.udw >> (I ? SHCNT64 : Rs2<5:0>);}});
373 }
374 0x27: decode X {
375 0x0: sra({{Rd = Rs1.sw >> (I ? SHCNT32 : Rs2<4:0>);}});
376 0x1: srax({{Rd = Rs1.sdw >> (I ? SHCNT64 : Rs2<5:0>);}});
377 }
378 0x28: decode RS1 {
378 0x00: NoPriv::rdy({{Rd = Y<31:0>;}});
379 0x00: NoPriv::rdy({{Rd = Y;}});
379 //1 should cause an illegal instruction exception
380 0x02: NoPriv::rdccr({{Rd = Ccr;}});
381 0x03: NoPriv::rdasi({{Rd = Asi;}});
382 0x04: PrivCheck::rdtick({{Rd = Tick;}}, {{Tick<63:>}});
383 0x05: NoPriv::rdpc({{
384 if(Pstate<3:>)
385 Rd = (xc->readPC())<31:0>;
386 else

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465 0x0C: Priv::rdprcleanwin({{Rd = Cleanwin;}});
466 0x0D: Priv::rdprotherwin({{Rd = Otherwin;}});
467 0x0E: Priv::rdprwstate({{Rd = Wstate;}});
468 //0x0F should cause an illegal instruction exception
469 0x10: Priv::rdprgl({{Rd = Gl;}});
470 //0x11-0x1F should cause an illegal instruction exception
471 }
472 0x2B: BasicOperate::flushw({{
380 //1 should cause an illegal instruction exception
381 0x02: NoPriv::rdccr({{Rd = Ccr;}});
382 0x03: NoPriv::rdasi({{Rd = Asi;}});
383 0x04: PrivCheck::rdtick({{Rd = Tick;}}, {{Tick<63:>}});
384 0x05: NoPriv::rdpc({{
385 if(Pstate<3:>)
386 Rd = (xc->readPC())<31:0>;
387 else

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466 0x0C: Priv::rdprcleanwin({{Rd = Cleanwin;}});
467 0x0D: Priv::rdprotherwin({{Rd = Otherwin;}});
468 0x0E: Priv::rdprwstate({{Rd = Wstate;}});
469 //0x0F should cause an illegal instruction exception
470 0x10: Priv::rdprgl({{Rd = Gl;}});
471 //0x11-0x1F should cause an illegal instruction exception
472 }
473 0x2B: BasicOperate::flushw({{
473 if(NWindows - 2 - Cansave != 0)
474 if(NWindows - 2 - Cansave == 0)
474 {
475 if(Otherwin)
475 {
476 if(Otherwin)
476 fault = new SpillNOther(4*Wstate<5:3>);
477 fault = new SpillNOther(Wstate<5:3>);
477 else
478 else
478 fault = new SpillNNormal(4*Wstate<2:0>);
479 fault = new SpillNNormal(Wstate<2:0>);
479 }
480 }});
481 0x2C: decode MOVCC3
482 {
483 0x0: Trap::movccfcc({{fault = new FpDisabled;}});
484 0x1: decode CC
485 {
486 0x0: movcci({{

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496 Rd = Rd;
497 }});
498 }
499 }
500 0x2D: sdivx({{
501 if(Rs2_or_imm13.sdw == 0) fault = new DivisionByZero;
502 else Rd.sdw = Rs1.sdw / Rs2_or_imm13.sdw;
503 }});
480 }
481 }});
482 0x2C: decode MOVCC3
483 {
484 0x0: Trap::movccfcc({{fault = new FpDisabled;}});
485 0x1: decode CC
486 {
487 0x0: movcci({{

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497 Rd = Rd;
498 }});
499 }
500 }
501 0x2D: sdivx({{
502 if(Rs2_or_imm13.sdw == 0) fault = new DivisionByZero;
503 else Rd.sdw = Rs1.sdw / Rs2_or_imm13.sdw;
504 }});
504 0x2E: Trap::popc({{fault = new IllegalInstruction;}});
505 0x2E: decode RS1 {
506 0x0: IntOp::popc({{
507 int64_t count = 0;
508 uint64_t temp = Rs2_or_imm13;
509 //Count the 1s in the front 4bits until none are left
510 uint8_t oneBits[] = {0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4};
511 while(temp)
512 {
513 count += oneBits[temp & 0xF];
514 temp = temp >> 4;
515 }
516 Rd = count;
517 }});
518 }
505 0x2F: decode RCOND3
506 {
507 0x1: movreq({{Rd = (Rs1.sdw == 0) ? Rs2_or_imm10 : Rd;}});
508 0x2: movrle({{Rd = (Rs1.sdw <= 0) ? Rs2_or_imm10 : Rd;}});
509 0x3: movrl({{Rd = (Rs1.sdw < 0) ? Rs2_or_imm10 : Rd;}});
510 0x5: movrne({{Rd = (Rs1.sdw != 0) ? Rs2_or_imm10 : Rd;}});
511 0x6: movrg({{Rd = (Rs1.sdw > 0) ? Rs2_or_imm10 : Rd;}});
512 0x7: movrge({{Rd = (Rs1.sdw >= 0) ? Rs2_or_imm10 : Rd;}});
513 }
514 0x30: decode RD {
519 0x2F: decode RCOND3
520 {
521 0x1: movreq({{Rd = (Rs1.sdw == 0) ? Rs2_or_imm10 : Rd;}});
522 0x2: movrle({{Rd = (Rs1.sdw <= 0) ? Rs2_or_imm10 : Rd;}});
523 0x3: movrl({{Rd = (Rs1.sdw < 0) ? Rs2_or_imm10 : Rd;}});
524 0x5: movrne({{Rd = (Rs1.sdw != 0) ? Rs2_or_imm10 : Rd;}});
525 0x6: movrg({{Rd = (Rs1.sdw > 0) ? Rs2_or_imm10 : Rd;}});
526 0x7: movrge({{Rd = (Rs1.sdw >= 0) ? Rs2_or_imm10 : Rd;}});
527 }
528 0x30: decode RD {
515 0x00: NoPriv::wry({{Y = (Rs1 ^ Rs2_or_imm13)<31:0>;}});
529 0x00: NoPriv::wry({{Y = Rs1 ^ Rs2_or_imm13;}});
516 //0x01 should cause an illegal instruction exception
517 0x02: NoPriv::wrccr({{Ccr = Rs1 ^ Rs2_or_imm13;}});
518 0x03: NoPriv::wrasi({{Asi = Rs1 ^ Rs2_or_imm13;}});
519 //0x04-0x05 should cause an illegal instruction exception
520 0x06: NoPriv::wrfprs({{Fprs = Rs1 ^ Rs2_or_imm13;}});
521 //0x07-0x0E should cause an illegal instruction exception
522 0x0F: Trap::softreset({{fault = new SoftwareInitiatedReset;}});
523 0x10: Priv::wrpcr({{Pcr = Rs1 ^ Rs2_or_imm13;}});

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562 0x1: Priv::restored({{
563 assert(Cansave || Otherwin);
564 assert(Canrestore < NWindows - 2);
565 Canrestore = Canrestore + 1;
566 if(Otherwin == 0)
567 Cansave = Cansave - 1;
568 else
569 Otherwin = Otherwin - 1;
530 //0x01 should cause an illegal instruction exception
531 0x02: NoPriv::wrccr({{Ccr = Rs1 ^ Rs2_or_imm13;}});
532 0x03: NoPriv::wrasi({{Asi = Rs1 ^ Rs2_or_imm13;}});
533 //0x04-0x05 should cause an illegal instruction exception
534 0x06: NoPriv::wrfprs({{Fprs = Rs1 ^ Rs2_or_imm13;}});
535 //0x07-0x0E should cause an illegal instruction exception
536 0x0F: Trap::softreset({{fault = new SoftwareInitiatedReset;}});
537 0x10: Priv::wrpcr({{Pcr = Rs1 ^ Rs2_or_imm13;}});

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576 0x1: Priv::restored({{
577 assert(Cansave || Otherwin);
578 assert(Canrestore < NWindows - 2);
579 Canrestore = Canrestore + 1;
580 if(Otherwin == 0)
581 Cansave = Cansave - 1;
582 else
583 Otherwin = Otherwin - 1;
570
571 if(Cleanwin < NWindows - 1)
572 Cleanwin = Cleanwin + 1;
573 }});
574 }
575 0x32: decode RD {
576 0x00: Priv::wrprtpc({{
577 if(Tl == 0)
578 return new IllegalInstruction;
579 else
580 Tpc = Rs1 ^ Rs2_or_imm13;

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645 Fsr &= ~(0x1F);
646 }});
647 0x02: fmovd({{
648 Frd.udw = Frs2.udw;
649 //fsr.ftt = fsr.cexc = 0
650 Fsr &= ~(7 << 14);
651 Fsr &= ~(0x1F);
652 }});
584 }});
585 }
586 0x32: decode RD {
587 0x00: Priv::wrprtpc({{
588 if(Tl == 0)
589 return new IllegalInstruction;
590 else
591 Tpc = Rs1 ^ Rs2_or_imm13;

--- 64 unchanged lines hidden (view full) ---

656 Fsr &= ~(0x1F);
657 }});
658 0x02: fmovd({{
659 Frd.udw = Frs2.udw;
660 //fsr.ftt = fsr.cexc = 0
661 Fsr &= ~(7 << 14);
662 Fsr &= ~(0x1F);
663 }});
653 0x03: Trap::fmovq({{fault = new FpExceptionOther;}}); //unimp fpop
664 0x03: Trap::fmovq({{fault = new FpDisabled;}});
654 0x05: fnegs({{
655 Frds.uw = Frs2s.uw ^ (1UL << 31);
656 //fsr.ftt = fsr.cexc = 0
657 Fsr &= ~(7 << 14);
658 Fsr &= ~(0x1F);
659 }});
660 0x06: fnegd({{
661 Frd.udw = Frs2.udw ^ (1ULL << 63);
662 //fsr.ftt = fsr.cexc = 0
663 Fsr &= ~(7 << 14);
664 Fsr &= ~(0x1F);
665 }});
665 0x05: fnegs({{
666 Frds.uw = Frs2s.uw ^ (1UL << 31);
667 //fsr.ftt = fsr.cexc = 0
668 Fsr &= ~(7 << 14);
669 Fsr &= ~(0x1F);
670 }});
671 0x06: fnegd({{
672 Frd.udw = Frs2.udw ^ (1ULL << 63);
673 //fsr.ftt = fsr.cexc = 0
674 Fsr &= ~(7 << 14);
675 Fsr &= ~(0x1F);
676 }});
666 0x07: Trap::fnegq({{fault = new FpExceptionOther;}}); //fpop unimp
677 0x07: Trap::fnegq({{fault = new FpDisabled;}});
667 0x09: fabss({{
668 Frds.uw = ((1UL << 31) - 1) & Frs2s.uw;
669 //fsr.ftt = fsr.cexc = 0
670 Fsr &= ~(7 << 14);
671 Fsr &= ~(0x1F);
672 }});
673 0x0A: fabsd({{
674 Frd.udw = ((1ULL << 63) - 1) & Frs2.udw;
675 //fsr.ftt = fsr.cexc = 0
676 Fsr &= ~(7 << 14);
677 Fsr &= ~(0x1F);
678 }});
678 0x09: fabss({{
679 Frds.uw = ((1UL << 31) - 1) & Frs2s.uw;
680 //fsr.ftt = fsr.cexc = 0
681 Fsr &= ~(7 << 14);
682 Fsr &= ~(0x1F);
683 }});
684 0x0A: fabsd({{
685 Frd.udw = ((1ULL << 63) - 1) & Frs2.udw;
686 //fsr.ftt = fsr.cexc = 0
687 Fsr &= ~(7 << 14);
688 Fsr &= ~(0x1F);
689 }});
679 0x0B: Trap::fabsq({{fault = new FpExceptionOther;}}); //fpop unimp
680 0x29: fsqrts({{Frds.sf = std::sqrt(Frs2s.sf);}});
681 0x2A: fsqrtd({{Frd.df = std::sqrt(Frs2.df);}});
682 0x2B: Trap::fsqrtq({{fault = new FpExceptionOther;}}); //unimp fpop
690 0x0B: Trap::fabsq({{fault = new FpDisabled;}});
691 0x29: fsqrts({{Frds.sf = sqrt(Frs2s.sf);}});
692 0x2A: fsqrtd({{Frd.df = sqrt(Frs2.df);}});
693 0x2B: Trap::fsqrtq({{fault = new FpDisabled;}});
683 0x41: fadds({{Frds.sf = Frs1s.sf + Frs2s.sf;}});
684 0x42: faddd({{Frd.df = Frs1.df + Frs2.df;}});
694 0x41: fadds({{Frds.sf = Frs1s.sf + Frs2s.sf;}});
695 0x42: faddd({{Frd.df = Frs1.df + Frs2.df;}});
685 0x43: Trap::faddq({{fault = new FpExceptionOther;}}); //unimp fpop
696 0x43: Trap::faddq({{fault = new FpDisabled;}});
686 0x45: fsubs({{Frds.sf = Frs1s.sf - Frs2s.sf;}});
687 0x46: fsubd({{Frd.df = Frs1.df - Frs2.df;}});
697 0x45: fsubs({{Frds.sf = Frs1s.sf - Frs2s.sf;}});
698 0x46: fsubd({{Frd.df = Frs1.df - Frs2.df;}});
688 0x47: Trap::fsubq({{fault = new FpExceptionOther;}}); //unimp fpop
699 0x47: Trap::fsubq({{fault = new FpDisabled;}});
689 0x49: fmuls({{Frds.sf = Frs1s.sf * Frs2s.sf;}});
690 0x4A: fmuld({{Frd.df = Frs1.df * Frs2.df;}});
700 0x49: fmuls({{Frds.sf = Frs1s.sf * Frs2s.sf;}});
701 0x4A: fmuld({{Frd.df = Frs1.df * Frs2.df;}});
691 0x4B: Trap::fmulq({{fault = new FpExceptionOther;}}); //unimp fpop
702 0x4B: Trap::fmulq({{fault = new FpDisabled;}});
692 0x4D: fdivs({{Frds.sf = Frs1s.sf / Frs2s.sf;}});
693 0x4E: fdivd({{Frd.df = Frs1.df / Frs2.df;}});
703 0x4D: fdivs({{Frds.sf = Frs1s.sf / Frs2s.sf;}});
704 0x4E: fdivd({{Frd.df = Frs1.df / Frs2.df;}});
694 0x4F: Trap::fdivq({{fault = new FpExceptionOther;}}); //unimp fpop
705 0x4F: Trap::fdivq({{fault = new FpDisabled;}});
695 0x69: fsmuld({{Frd.df = Frs1s.sf * Frs2s.sf;}});
706 0x69: fsmuld({{Frd.df = Frs1s.sf * Frs2s.sf;}});
696 0x6E: Trap::fdmulq({{fault = new FpExceptionOther;}}); //unimp fpop
707 0x6E: Trap::fdmulq({{fault = new FpDisabled;}});
697 0x81: fstox({{
698 Frd.df = (double)static_cast<int64_t>(Frs2s.sf);
699 }});
700 0x82: fdtox({{
701 Frd.df = (double)static_cast<int64_t>(Frs2.df);
702 }});
708 0x81: fstox({{
709 Frd.df = (double)static_cast<int64_t>(Frs2s.sf);
710 }});
711 0x82: fdtox({{
712 Frd.df = (double)static_cast<int64_t>(Frs2.df);
713 }});
703 0x83: Trap::fqtox({{fault = new FpExceptionOther;}}); //unimp fpop
714 0x83: Trap::fqtox({{fault = new FpDisabled;}});
704 0x84: fxtos({{
705 Frds.sf = static_cast<float>((int64_t)Frs2.df);
706 }});
707 0x88: fxtod({{
708 Frd.df = static_cast<double>((int64_t)Frs2.df);
709 }});
715 0x84: fxtos({{
716 Frds.sf = static_cast<float>((int64_t)Frs2.df);
717 }});
718 0x88: fxtod({{
719 Frd.df = static_cast<double>((int64_t)Frs2.df);
720 }});
710 0x8C: Trap::fxtoq({{fault = new FpExceptionOther;}}); //unimp fpop
721 0x8C: Trap::fxtoq({{fault = new FpDisabled;}});
711 0xC4: fitos({{
712 Frds.sf = static_cast<float>((int32_t)Frs2s.sf);
713 }});
714 0xC6: fdtos({{Frds.sf = Frs2.df;}});
722 0xC4: fitos({{
723 Frds.sf = static_cast<float>((int32_t)Frs2s.sf);
724 }});
725 0xC6: fdtos({{Frds.sf = Frs2.df;}});
715 0xC7: Trap::fqtos({{fault = new FpExceptionOther;}}); //unimp fpop
726 0xC7: Trap::fqtos({{fault = new FpDisabled;}});
716 0xC8: fitod({{
717 Frd.df = static_cast<double>((int32_t)Frs2s.sf);
718 }});
719 0xC9: fstod({{Frd.df = Frs2s.sf;}});
727 0xC8: fitod({{
728 Frd.df = static_cast<double>((int32_t)Frs2s.sf);
729 }});
730 0xC9: fstod({{Frd.df = Frs2s.sf;}});
720 0xCB: Trap::fqtod({{fault = new FpExceptionOther;}}); // unimp fpop
721 0xCC: Trap::fitoq({{fault = new FpExceptionOther;}}); // unimp fpop
722 0xCD: Trap::fstoq({{fault = new FpExceptionOther;}}); // unimp fpop
723 0xCE: Trap::fdtoq({{fault = new FpExceptionOther;}}); // unimp fpop
731 0xCB: Trap::fqtod({{fault = new FpDisabled;}});
732 0xCC: Trap::fitoq({{fault = new FpDisabled;}});
733 0xCD: Trap::fstoq({{fault = new FpDisabled;}});
734 0xCE: Trap::fdtoq({{fault = new FpDisabled;}});
724 0xD1: fstoi({{
725 Frds.sf = (float)static_cast<int32_t>(Frs2s.sf);
726 }});
727 0xD2: fdtoi({{
728 Frds.sf = (float)static_cast<int32_t>(Frs2.df);
729 }});
735 0xD1: fstoi({{
736 Frds.sf = (float)static_cast<int32_t>(Frs2s.sf);
737 }});
738 0xD2: fdtoi({{
739 Frds.sf = (float)static_cast<int32_t>(Frs2.df);
740 }});
730 0xD3: Trap::fqtoi({{fault = new FpExceptionOther;}}); // unimp fpop
731 default: FailUnimpl::fpop1();
741 0xD3: Trap::fqtoi({{fault = new FpDisabled;}});
742 default: Trap::fpop1({{fault = new FpDisabled;}});
732 }
733 }
734 0x35: Trap::fpop2({{fault = new FpDisabled;}});
735 //This used to be just impdep1, but now it's a whole bunch
736 //of instructions
737 0x36: decode OPF{
743 }
744 }
745 0x35: Trap::fpop2({{fault = new FpDisabled;}});
746 //This used to be just impdep1, but now it's a whole bunch
747 //of instructions
748 0x36: decode OPF{
738 0x00: FailUnimpl::edge8();
739 0x01: FailUnimpl::edge8n();
740 0x02: FailUnimpl::edge8l();
741 0x03: FailUnimpl::edge8ln();
742 0x04: FailUnimpl::edge16();
743 0x05: FailUnimpl::edge16n();
744 0x06: FailUnimpl::edge16l();
745 0x07: FailUnimpl::edge16ln();
746 0x08: FailUnimpl::edge32();
747 0x09: FailUnimpl::edge32n();
748 0x0A: FailUnimpl::edge32l();
749 0x0B: FailUnimpl::edge32ln();
750 0x10: FailUnimpl::array8();
751 0x12: FailUnimpl::array16();
752 0x14: FailUnimpl::array32();
749 0x00: Trap::edge8({{fault = new IllegalInstruction;}});
750 0x01: Trap::edge8n({{fault = new IllegalInstruction;}});
751 0x02: Trap::edge8l({{fault = new IllegalInstruction;}});
752 0x03: Trap::edge8ln({{fault = new IllegalInstruction;}});
753 0x04: Trap::edge16({{fault = new IllegalInstruction;}});
754 0x05: Trap::edge16n({{fault = new IllegalInstruction;}});
755 0x06: Trap::edge16l({{fault = new IllegalInstruction;}});
756 0x07: Trap::edge16ln({{fault = new IllegalInstruction;}});
757 0x08: Trap::edge32({{fault = new IllegalInstruction;}});
758 0x09: Trap::edge32n({{fault = new IllegalInstruction;}});
759 0x0A: Trap::edge32l({{fault = new IllegalInstruction;}});
760 0x0B: Trap::edge32ln({{fault = new IllegalInstruction;}});
761 0x10: Trap::array8({{fault = new IllegalInstruction;}});
762 0x12: Trap::array16({{fault = new IllegalInstruction;}});
763 0x14: Trap::array32({{fault = new IllegalInstruction;}});
753 0x18: BasicOperate::alignaddr({{
754 uint64_t sum = Rs1 + Rs2;
755 Rd = sum & ~7;
756 Gsr = (Gsr & ~7) | (sum & 7);
757 }});
764 0x18: BasicOperate::alignaddr({{
765 uint64_t sum = Rs1 + Rs2;
766 Rd = sum & ~7;
767 Gsr = (Gsr & ~7) | (sum & 7);
768 }});
758 0x19: FailUnimpl::bmask();
769 0x19: Trap::bmask({{fault = new IllegalInstruction;}});
759 0x1A: BasicOperate::alignaddresslittle({{
760 uint64_t sum = Rs1 + Rs2;
761 Rd = sum & ~7;
762 Gsr = (Gsr & ~7) | ((~sum + 1) & 7);
763 }});
770 0x1A: BasicOperate::alignaddresslittle({{
771 uint64_t sum = Rs1 + Rs2;
772 Rd = sum & ~7;
773 Gsr = (Gsr & ~7) | ((~sum + 1) & 7);
774 }});
764 0x20: FailUnimpl::fcmple16();
765 0x22: FailUnimpl::fcmpne16();
766 0x24: FailUnimpl::fcmple32();
767 0x26: FailUnimpl::fcmpne32();
768 0x28: FailUnimpl::fcmpgt16();
769 0x2A: FailUnimpl::fcmpeq16();
770 0x2C: FailUnimpl::fcmpgt32();
771 0x2E: FailUnimpl::fcmpeq32();
772 0x31: FailUnimpl::fmul8x16();
773 0x33: FailUnimpl::fmul8x16au();
774 0x35: FailUnimpl::fmul8x16al();
775 0x36: FailUnimpl::fmul8sux16();
776 0x37: FailUnimpl::fmul8ulx16();
777 0x38: FailUnimpl::fmuld8sux16();
778 0x39: FailUnimpl::fmuld8ulx16();
775 0x20: Trap::fcmple16({{fault = new IllegalInstruction;}});
776 0x22: Trap::fcmpne16({{fault = new IllegalInstruction;}});
777 0x24: Trap::fcmple32({{fault = new IllegalInstruction;}});
778 0x26: Trap::fcmpne32({{fault = new IllegalInstruction;}});
779 0x28: Trap::fcmpgt16({{fault = new IllegalInstruction;}});
780 0x2A: Trap::fcmpeq16({{fault = new IllegalInstruction;}});
781 0x2C: Trap::fcmpgt32({{fault = new IllegalInstruction;}});
782 0x2E: Trap::fcmpeq32({{fault = new IllegalInstruction;}});
783 0x31: Trap::fmul8x16({{fault = new IllegalInstruction;}});
784 0x33: Trap::fmul8x16au({{fault = new IllegalInstruction;}});
785 0x35: Trap::fmul8x16al({{fault = new IllegalInstruction;}});
786 0x36: Trap::fmul8sux16({{fault = new IllegalInstruction;}});
787 0x37: Trap::fmul8ulx16({{fault = new IllegalInstruction;}});
788 0x38: Trap::fmuld8sux16({{fault = new IllegalInstruction;}});
789 0x39: Trap::fmuld8ulx16({{fault = new IllegalInstruction;}});
779 0x3A: Trap::fpack32({{fault = new IllegalInstruction;}});
780 0x3B: Trap::fpack16({{fault = new IllegalInstruction;}});
781 0x3D: Trap::fpackfix({{fault = new IllegalInstruction;}});
782 0x3E: Trap::pdist({{fault = new IllegalInstruction;}});
783 0x48: BasicOperate::faligndata({{
784 uint64_t msbX = Frs1.udw;
785 uint64_t lsbX = Frs2.udw;
786 //Some special cases need to be split out, first

--- 15 unchanged lines hidden (view full) ---

802 uint64_t lsbShift = (8 - Gsr<2:0>) * 8;
803 uint64_t msbMask = ((uint64_t)(-1)) >> msbShift;
804 uint64_t lsbMask = ((uint64_t)(-1)) << lsbShift;
805 Frd.udw = ((msbX & msbMask) << msbShift) |
806 ((lsbX & lsbMask) >> lsbShift);
807 }
808 }});
809 0x4B: Trap::fpmerge({{fault = new IllegalInstruction;}});
790 0x3A: Trap::fpack32({{fault = new IllegalInstruction;}});
791 0x3B: Trap::fpack16({{fault = new IllegalInstruction;}});
792 0x3D: Trap::fpackfix({{fault = new IllegalInstruction;}});
793 0x3E: Trap::pdist({{fault = new IllegalInstruction;}});
794 0x48: BasicOperate::faligndata({{
795 uint64_t msbX = Frs1.udw;
796 uint64_t lsbX = Frs2.udw;
797 //Some special cases need to be split out, first

--- 15 unchanged lines hidden (view full) ---

813 uint64_t lsbShift = (8 - Gsr<2:0>) * 8;
814 uint64_t msbMask = ((uint64_t)(-1)) >> msbShift;
815 uint64_t lsbMask = ((uint64_t)(-1)) << lsbShift;
816 Frd.udw = ((msbX & msbMask) << msbShift) |
817 ((lsbX & lsbMask) >> lsbShift);
818 }
819 }});
820 0x4B: Trap::fpmerge({{fault = new IllegalInstruction;}});
810 0x4C: FailUnimpl::bshuffle();
811 0x4D: FailUnimpl::fexpand();
812 0x50: FailUnimpl::fpadd16();
813 0x51: FailUnimpl::fpadd16s();
814 0x52: FailUnimpl::fpadd32();
815 0x53: FailUnimpl::fpadd32s();
816 0x54: FailUnimpl::fpsub16();
817 0x55: FailUnimpl::fpsub16s();
818 0x56: FailUnimpl::fpsub32();
819 0x57: FailUnimpl::fpsub32s();
821 0x4C: Trap::bshuffle({{fault = new IllegalInstruction;}});
822 0x4D: Trap::fexpand({{fault = new IllegalInstruction;}});
823 0x50: Trap::fpadd16({{fault = new IllegalInstruction;}});
824 0x51: Trap::fpadd16s({{fault = new IllegalInstruction;}});
825 0x52: Trap::fpadd32({{fault = new IllegalInstruction;}});
826 0x53: Trap::fpadd32s({{fault = new IllegalInstruction;}});
827 0x54: Trap::fpsub16({{fault = new IllegalInstruction;}});
828 0x55: Trap::fpsub16s({{fault = new IllegalInstruction;}});
829 0x56: Trap::fpsub32({{fault = new IllegalInstruction;}});
830 0x57: Trap::fpsub32s({{fault = new IllegalInstruction;}});
820 0x60: BasicOperate::fzero({{Frd.df = 0;}});
821 0x61: BasicOperate::fzeros({{Frds.sf = 0;}});
831 0x60: BasicOperate::fzero({{Frd.df = 0;}});
832 0x61: BasicOperate::fzeros({{Frds.sf = 0;}});
822 0x62: FailUnimpl::fnor();
823 0x63: FailUnimpl::fnors();
824 0x64: FailUnimpl::fandnot2();
825 0x65: FailUnimpl::fandnot2s();
833 0x62: Trap::fnor({{fault = new IllegalInstruction;}});
834 0x63: Trap::fnors({{fault = new IllegalInstruction;}});
835 0x64: Trap::fandnot2({{fault = new IllegalInstruction;}});
836 0x65: Trap::fandnot2s({{fault = new IllegalInstruction;}});
826 0x66: BasicOperate::fnot2({{
827 Frd.df = (double)(~((uint64_t)Frs2.df));
828 }});
829 0x67: BasicOperate::fnot2s({{
830 Frds.sf = (float)(~((uint32_t)Frs2s.sf));
831 }});
837 0x66: BasicOperate::fnot2({{
838 Frd.df = (double)(~((uint64_t)Frs2.df));
839 }});
840 0x67: BasicOperate::fnot2s({{
841 Frds.sf = (float)(~((uint32_t)Frs2s.sf));
842 }});
832 0x68: FailUnimpl::fandnot1();
833 0x69: FailUnimpl::fandnot1s();
843 0x68: Trap::fandnot1({{fault = new IllegalInstruction;}});
844 0x69: Trap::fandnot1s({{fault = new IllegalInstruction;}});
834 0x6A: BasicOperate::fnot1({{
835 Frd.df = (double)(~((uint64_t)Frs1.df));
836 }});
837 0x6B: BasicOperate::fnot1s({{
838 Frds.sf = (float)(~((uint32_t)Frs1s.sf));
839 }});
845 0x6A: BasicOperate::fnot1({{
846 Frd.df = (double)(~((uint64_t)Frs1.df));
847 }});
848 0x6B: BasicOperate::fnot1s({{
849 Frds.sf = (float)(~((uint32_t)Frs1s.sf));
850 }});
840 0x6C: FailUnimpl::fxor();
841 0x6D: FailUnimpl::fxors();
842 0x6E: FailUnimpl::fnand();
843 0x6F: FailUnimpl::fnands();
844 0x70: FailUnimpl::fand();
845 0x71: FailUnimpl::fands();
846 0x72: FailUnimpl::fxnor();
847 0x73: FailUnimpl::fxnors();
851 0x6C: Trap::fxor({{fault = new IllegalInstruction;}});
852 0x6D: Trap::fxors({{fault = new IllegalInstruction;}});
853 0x6E: Trap::fnand({{fault = new IllegalInstruction;}});
854 0x6F: Trap::fnands({{fault = new IllegalInstruction;}});
855 0x70: Trap::fand({{fault = new IllegalInstruction;}});
856 0x71: Trap::fands({{fault = new IllegalInstruction;}});
857 0x72: Trap::fxnor({{fault = new IllegalInstruction;}});
858 0x73: Trap::fxnors({{fault = new IllegalInstruction;}});
848 0x74: BasicOperate::fsrc1({{Frd.udw = Frs1.udw;}});
859 0x74: BasicOperate::fsrc1({{Frd.udw = Frs1.udw;}});
849 0x75: BasicOperate::fsrc1s({{Frds.uw = Frs1s.uw;}});
850 0x76: FailUnimpl::fornot2();
851 0x77: FailUnimpl::fornot2s();
860 0x75: BasicOperate::fsrc1s({{Frd.uw = Frs1.uw;}});
861 0x76: Trap::fornot2({{fault = new IllegalInstruction;}});
862 0x77: Trap::fornot2s({{fault = new IllegalInstruction;}});
852 0x78: BasicOperate::fsrc2({{Frd.udw = Frs2.udw;}});
863 0x78: BasicOperate::fsrc2({{Frd.udw = Frs2.udw;}});
853 0x79: BasicOperate::fsrc2s({{Frds.uw = Frs2s.uw;}});
854 0x7A: FailUnimpl::fornot1();
855 0x7B: FailUnimpl::fornot1s();
856 0x7C: FailUnimpl::for();
857 0x7D: FailUnimpl::fors();
858 0x7E: BasicOperate::fone({{Frd.udw = std::numeric_limits<uint64_t>::max();}});
859 0x7F: BasicOperate::fones({{Frds.uw = std::numeric_limits<uint32_t>::max();}});
864 0x79: BasicOperate::fsrc2s({{Frd.uw = Frs2.uw;}});
865 0x7A: Trap::fornot1({{fault = new IllegalInstruction;}});
866 0x7B: Trap::fornot1s({{fault = new IllegalInstruction;}});
867 0x7C: Trap::for({{fault = new IllegalInstruction;}});
868 0x7D: Trap::fors({{fault = new IllegalInstruction;}});
869 0x7E: Trap::fone({{fault = new IllegalInstruction;}});
870 0x7F: Trap::fones({{fault = new IllegalInstruction;}});
860 0x80: Trap::shutdown({{fault = new IllegalInstruction;}});
871 0x80: Trap::shutdown({{fault = new IllegalInstruction;}});
861 0x81: FailUnimpl::siam();
872 0x81: Trap::siam({{fault = new IllegalInstruction;}});
862 }
863 0x37: Trap::impdep2({{fault = new IllegalInstruction;}});
864 0x38: Branch::jmpl({{
865 Addr target = Rs1 + Rs2_or_imm13;
866 if(target & 0x3)
867 fault = new MemAddressNotAligned;
868 else
869 {
873 }
874 0x37: Trap::impdep2({{fault = new IllegalInstruction;}});
875 0x38: Branch::jmpl({{
876 Addr target = Rs1 + Rs2_or_imm13;
877 if(target & 0x3)
878 fault = new MemAddressNotAligned;
879 else
880 {
870 if (Pstate<3:>)
871 Rd = (xc->readPC())<31:0>;
872 else
873 Rd = xc->readPC();
881 Rd = xc->readPC();
874 NNPC = target;
875 }
876 }});
877 0x39: Branch::return({{
882 NNPC = target;
883 }
884 }});
885 0x39: Branch::return({{
878 //If both MemAddressNotAligned and
879 //a fill trap happen, it's not clear
880 //which one should be returned.
881 Addr target = Rs1 + Rs2_or_imm13;
886 Addr target = Rs1 + Rs2_or_imm13;
882 if(target & 0x3)
883 fault = new MemAddressNotAligned;
884 else
885 NNPC = target;
886 if(fault == NoFault)
887 {
887 if(fault == NoFault)
888 {
889 //Check for fills which are higher priority than alignment
890 //faults.
888 if(Canrestore == 0)
889 {
890 if(Otherwin)
891 if(Canrestore == 0)
892 {
893 if(Otherwin)
891 fault = new FillNOther(4*Wstate<5:3>);
894 fault = new FillNOther(Wstate<5:3>);
892 else
895 else
893 fault = new FillNNormal(4*Wstate<2:0>);
896 fault = new FillNNormal(Wstate<2:0>);
894 }
897 }
898 //Check for alignment faults
899 else if(target & 0x3)
900 fault = new MemAddressNotAligned;
895 else
896 {
901 else
902 {
897 //CWP should be set directly so that it always happens
898 //Also, this will allow writing to the new window and
899 //reading from the old one
903 NNPC = target;
900 Cwp = (Cwp - 1 + NWindows) % NWindows;
901 Cansave = Cansave + 1;
902 Canrestore = Canrestore - 1;
904 Cwp = (Cwp - 1 + NWindows) % NWindows;
905 Cansave = Cansave + 1;
906 Canrestore = Canrestore - 1;
903 //This is here to make sure the CWP is written
904 //no matter what. This ensures that the results
905 //are written in the new window as well.
906 xc->setMiscRegWithEffect(MISCREG_CWP, Cwp);
907 }
908 }
909 }});
910 0x3A: decode CC
911 {
912 0x0: Trap::tcci({{
913 if(passesCondition(Ccr<3:0>, COND2))
914 {
915#if FULL_SYSTEM
916 int lTrapNum = I ? (Rs1 + SW_TRAP) : (Rs1 + Rs2);
917 DPRINTF(Sparc, "The trap number is %d\n", lTrapNum);
918 fault = new TrapInstruction(lTrapNum);
919#else
920 DPRINTF(Sparc, "The syscall number is %d\n", R1);
921 xc->syscall(R1);
922#endif
923 }
907 }
908 }
909 }});
910 0x3A: decode CC
911 {
912 0x0: Trap::tcci({{
913 if(passesCondition(Ccr<3:0>, COND2))
914 {
915#if FULL_SYSTEM
916 int lTrapNum = I ? (Rs1 + SW_TRAP) : (Rs1 + Rs2);
917 DPRINTF(Sparc, "The trap number is %d\n", lTrapNum);
918 fault = new TrapInstruction(lTrapNum);
919#else
920 DPRINTF(Sparc, "The syscall number is %d\n", R1);
921 xc->syscall(R1);
922#endif
923 }
924 }});
924 }}, IsSerializeAfter, IsNonSpeculative);
925 0x2: Trap::tccx({{
926 if(passesCondition(Ccr<7:4>, COND2))
927 {
928#if FULL_SYSTEM
929 int lTrapNum = I ? (Rs1 + SW_TRAP) : (Rs1 + Rs2);
930 DPRINTF(Sparc, "The trap number is %d\n", lTrapNum);
931 fault = new TrapInstruction(lTrapNum);
932#else
933 DPRINTF(Sparc, "The syscall number is %d\n", R1);
934 xc->syscall(R1);
935#endif
936 }
925 0x2: Trap::tccx({{
926 if(passesCondition(Ccr<7:4>, COND2))
927 {
928#if FULL_SYSTEM
929 int lTrapNum = I ? (Rs1 + SW_TRAP) : (Rs1 + Rs2);
930 DPRINTF(Sparc, "The trap number is %d\n", lTrapNum);
931 fault = new TrapInstruction(lTrapNum);
932#else
933 DPRINTF(Sparc, "The syscall number is %d\n", R1);
934 xc->syscall(R1);
935#endif
936 }
937 }});
937 }}, IsSerializeAfter, IsNonSpeculative);
938 }
939 0x3B: Nop::flush({{/*Instruction memory flush*/}});
940 0x3C: save({{
938 }
939 0x3B: Nop::flush({{/*Instruction memory flush*/}});
940 0x3C: save({{
941 //CWP should be set directly so that it always happens
942 //Also, this will allow writing to the new window and
943 //reading from the old one
944 if(Cansave == 0)
945 {
946 if(Otherwin)
941 if(Cansave == 0)
942 {
943 if(Otherwin)
947 fault = new SpillNOther(4*Wstate<5:3>);
944 fault = new SpillNOther(Wstate<5:3>);
948 else
945 else
949 fault = new SpillNNormal(4*Wstate<2:0>);
950 //Cwp = (Cwp + 2) % NWindows;
946 fault = new SpillNNormal(Wstate<2:0>);
951 }
952 else if(Cleanwin - Canrestore == 0)
953 {
947 }
948 else if(Cleanwin - Canrestore == 0)
949 {
954 //Cwp = (Cwp + 1) % NWindows;
955 fault = new CleanWindow;
956 }
957 else
958 {
959 Cwp = (Cwp + 1) % NWindows;
950 fault = new CleanWindow;
951 }
952 else
953 {
954 Cwp = (Cwp + 1) % NWindows;
960 Rd = Rs1 + Rs2_or_imm13;
955 Rd_next = Rs1 + Rs2_or_imm13;
961 Cansave = Cansave - 1;
962 Canrestore = Canrestore + 1;
956 Cansave = Cansave - 1;
957 Canrestore = Canrestore + 1;
963 //This is here to make sure the CWP is written
964 //no matter what. This ensures that the results
965 //are written in the new window as well.
966 xc->setMiscRegWithEffect(MISCREG_CWP, Cwp);
967 }
968 }});
969 0x3D: restore({{
970 if(Canrestore == 0)
971 {
972 if(Otherwin)
958 }
959 }});
960 0x3D: restore({{
961 if(Canrestore == 0)
962 {
963 if(Otherwin)
973 fault = new FillNOther(4*Wstate<5:3>);
964 fault = new FillNOther(Wstate<5:3>);
974 else
965 else
975 fault = new FillNNormal(4*Wstate<2:0>);
966 fault = new FillNNormal(Wstate<2:0>);
976 }
977 else
978 {
967 }
968 else
969 {
979 //CWP should be set directly so that it always happens
980 //Also, this will allow writing to the new window and
981 //reading from the old one
982 Cwp = (Cwp - 1 + NWindows) % NWindows;
970 Cwp = (Cwp - 1 + NWindows) % NWindows;
983 Rd = Rs1 + Rs2_or_imm13;
971 Rd_prev = Rs1 + Rs2_or_imm13;
984 Cansave = Cansave + 1;
985 Canrestore = Canrestore - 1;
972 Cansave = Cansave + 1;
973 Canrestore = Canrestore - 1;
986 //This is here to make sure the CWP is written
987 //no matter what. This ensures that the results
988 //are written in the new window as well.
989 xc->setMiscRegWithEffect(MISCREG_CWP, Cwp);
990 }
991 }});
992 0x3E: decode FCN {
993 0x0: Priv::done({{
994 if(Tl == 0)
995 return new IllegalInstruction;
996
997 Cwp = Tstate<4:0>;

--- 22 unchanged lines hidden (view full) ---

1020 }
1021 }
1022 }
1023 0x3: decode OP3 {
1024 format Load {
1025 0x00: lduw({{Rd = Mem.uw;}});
1026 0x01: ldub({{Rd = Mem.ub;}});
1027 0x02: lduh({{Rd = Mem.uhw;}});
974 }
975 }});
976 0x3E: decode FCN {
977 0x0: Priv::done({{
978 if(Tl == 0)
979 return new IllegalInstruction;
980
981 Cwp = Tstate<4:0>;

--- 22 unchanged lines hidden (view full) ---

1004 }
1005 }
1006 }
1007 0x3: decode OP3 {
1008 format Load {
1009 0x00: lduw({{Rd = Mem.uw;}});
1010 0x01: ldub({{Rd = Mem.ub;}});
1011 0x02: lduh({{Rd = Mem.uhw;}});
1028 0x03: ldtw({{
1012 0x03: ldd({{
1029 uint64_t val = Mem.udw;
1030 RdLow = val<31:0>;
1031 RdHigh = val<63:32>;
1032 }});
1033 }
1034 format Store {
1035 0x04: stw({{Mem.uw = Rd.sw;}});
1036 0x05: stb({{Mem.ub = Rd.sb;}});
1037 0x06: sth({{Mem.uhw = Rd.shw;}});
1013 uint64_t val = Mem.udw;
1014 RdLow = val<31:0>;
1015 RdHigh = val<63:32>;
1016 }});
1017 }
1018 format Store {
1019 0x04: stw({{Mem.uw = Rd.sw;}});
1020 0x05: stb({{Mem.ub = Rd.sb;}});
1021 0x06: sth({{Mem.uhw = Rd.shw;}});
1038 0x07: sttw({{Mem.udw = RdLow<31:0> | (RdHigh<31:0> << 32);}});
1022 0x07: std({{Mem.udw = RdLow<31:0> | (RdHigh<31:0> << 32);}});
1039 }
1040 format Load {
1041 0x08: ldsw({{Rd = (int32_t)Mem.sw;}});
1042 0x09: ldsb({{Rd = (int8_t)Mem.sb;}});
1043 0x0A: ldsh({{Rd = (int16_t)Mem.shw;}});
1044 0x0B: ldx({{Rd = (int64_t)Mem.sdw;}});
1045 }
1046 0x0D: LoadStore::ldstub(
1023 }
1024 format Load {
1025 0x08: ldsw({{Rd = (int32_t)Mem.sw;}});
1026 0x09: ldsb({{Rd = (int8_t)Mem.sb;}});
1027 0x0A: ldsh({{Rd = (int16_t)Mem.shw;}});
1028 0x0B: ldx({{Rd = (int64_t)Mem.sdw;}});
1029 }
1030 0x0D: LoadStore::ldstub(
1047 {{uReg0 = Mem.ub;}},
1048 {{Rd.ub = uReg0;
1049 Mem.ub = 0xFF;}});
1031 {{Rd = Mem.ub;}},
1032 {{Mem.ub = 0xFF;}});
1050 0x0E: Store::stx({{Mem.udw = Rd}});
1051 0x0F: LoadStore::swap(
1033 0x0E: Store::stx({{Mem.udw = Rd}});
1034 0x0F: LoadStore::swap(
1052 {{ uReg0 = Mem.uw}},
1053 {{ Mem.uw = Rd.uw;
1054 Rd.uw = uReg0;}});
1035 {{uReg0 = Rd.uw;
1036 Rd.uw = Mem.uw;}},
1037 {{Mem.uw = uReg0;}});
1055 format LoadAlt {
1056 0x10: lduwa({{Rd = Mem.uw;}}, {{EXT_ASI}});
1057 0x11: lduba({{Rd = Mem.ub;}}, {{EXT_ASI}});
1058 0x12: lduha({{Rd = Mem.uhw;}}, {{EXT_ASI}});
1038 format LoadAlt {
1039 0x10: lduwa({{Rd = Mem.uw;}}, {{EXT_ASI}});
1040 0x11: lduba({{Rd = Mem.ub;}}, {{EXT_ASI}});
1041 0x12: lduha({{Rd = Mem.uhw;}}, {{EXT_ASI}});
1059 0x13: decode EXT_ASI {
1060 //ASI_LDTD_AIUP
1061 0x22: TwinLoad::ldtx_aiup(
1062 {{RdTwin.udw = Mem.udw;}}, {{EXT_ASI}});
1063 //ASI_LDTD_AIUS
1064 0x23: TwinLoad::ldtx_aius(
1065 {{RdTwin.udw = Mem.udw;}}, {{EXT_ASI}});
1066 //ASI_QUAD_LDD
1067 0x24: TwinLoad::ldtx_quad_ldd(
1068 {{RdTwin.udw = Mem.udw;}}, {{EXT_ASI}});
1069 //ASI_LDTX_REAL
1070 0x26: TwinLoad::ldtx_real(
1071 {{RdTwin.udw = Mem.udw;}}, {{EXT_ASI}});
1072 //ASI_LDTX_N
1073 0x27: TwinLoad::ldtx_n(
1074 {{RdTwin.udw = Mem.udw;}}, {{EXT_ASI}});
1075 //ASI_LDTX_L
1076 0x2C: TwinLoad::ldtx_l(
1077 {{RdTwin.udw = Mem.udw;}}, {{EXT_ASI}});
1078 //ASI_LDTX_REAL_L
1079 0x2E: TwinLoad::ldtx_real_l(
1080 {{RdTwin.udw = Mem.udw;}}, {{EXT_ASI}});
1081 //ASI_LDTX_N_L
1082 0x2F: TwinLoad::ldtx_n_l(
1083 {{RdTwin.udw = Mem.udw;}}, {{EXT_ASI}});
1084 //ASI_LDTX_P
1085 0xE2: TwinLoad::ldtx_p(
1086 {{RdTwin.udw = Mem.udw;}}, {{EXT_ASI}});
1087 //ASI_LDTX_S
1088 0xE3: TwinLoad::ldtx_s(
1089 {{RdTwin.udw = Mem.udw;}}, {{EXT_ASI}});
1090 default: ldtwa({{
1091 uint64_t val = Mem.udw;
1092 RdLow = val<31:0>;
1093 RdHigh = val<63:32>;
1094 }}, {{EXT_ASI}});
1095 }
1042 0x13: ldda({{
1043 uint64_t val = Mem.udw;
1044 RdLow = val<31:0>;
1045 RdHigh = val<63:32>;
1046 }}, {{EXT_ASI}});
1096 }
1097 format StoreAlt {
1098 0x14: stwa({{Mem.uw = Rd;}}, {{EXT_ASI}});
1099 0x15: stba({{Mem.ub = Rd;}}, {{EXT_ASI}});
1100 0x16: stha({{Mem.uhw = Rd;}}, {{EXT_ASI}});
1047 }
1048 format StoreAlt {
1049 0x14: stwa({{Mem.uw = Rd;}}, {{EXT_ASI}});
1050 0x15: stba({{Mem.ub = Rd;}}, {{EXT_ASI}});
1051 0x16: stha({{Mem.uhw = Rd;}}, {{EXT_ASI}});
1101 0x17: sttwa({{Mem.udw = RdLow<31:0> | RdHigh<31:0> << 32;}}, {{EXT_ASI}});
1052 0x17: stda({{Mem.udw = RdLow<31:0> | RdHigh<31:0> << 32;}}, {{EXT_ASI}});
1102 }
1103 format LoadAlt {
1104 0x18: ldswa({{Rd = (int32_t)Mem.sw;}}, {{EXT_ASI}});
1105 0x19: ldsba({{Rd = (int8_t)Mem.sb;}}, {{EXT_ASI}});
1106 0x1A: ldsha({{Rd = (int16_t)Mem.shw;}}, {{EXT_ASI}});
1107 0x1B: ldxa({{Rd = (int64_t)Mem.sdw;}}, {{EXT_ASI}});
1108 }
1109 0x1D: LoadStoreAlt::ldstuba(
1053 }
1054 format LoadAlt {
1055 0x18: ldswa({{Rd = (int32_t)Mem.sw;}}, {{EXT_ASI}});
1056 0x19: ldsba({{Rd = (int8_t)Mem.sb;}}, {{EXT_ASI}});
1057 0x1A: ldsha({{Rd = (int16_t)Mem.shw;}}, {{EXT_ASI}});
1058 0x1B: ldxa({{Rd = (int64_t)Mem.sdw;}}, {{EXT_ASI}});
1059 }
1060 0x1D: LoadStoreAlt::ldstuba(
1110 {{uReg0 = Mem.ub;}},
1111 {{Rd.ub = uReg0;
1112 Mem.ub = 0xFF;}}, {{EXT_ASI}});
1061 {{Rd = Mem.ub;}},
1062 {{Mem.ub = 0xFF}}, {{EXT_ASI}});
1113 0x1E: StoreAlt::stxa({{Mem.udw = Rd}}, {{EXT_ASI}});
1114 0x1F: LoadStoreAlt::swapa(
1063 0x1E: StoreAlt::stxa({{Mem.udw = Rd}}, {{EXT_ASI}});
1064 0x1F: LoadStoreAlt::swapa(
1115 {{ uReg0 = Mem.uw}},
1116 {{ Mem.uw = Rd.uw;
1117 Rd.uw = uReg0;}}, {{EXT_ASI}});
1065 {{uReg0 = Rd.uw;
1066 Rd.uw = Mem.uw;}},
1067 {{Mem.uw = uReg0;}}, {{EXT_ASI}});
1118 format Trap {
1068 format Trap {
1119 0x20: Load::ldf({{Frds.uw = Mem.uw;}});
1069 0x20: Load::ldf({{Frd.uw = Mem.uw;}});
1120 0x21: decode X {
1121 0x0: Load::ldfsr({{Fsr = Mem.uw | Fsr<63:32>;}});
1122 0x1: Load::ldxfsr({{Fsr = Mem.udw;}});
1123 }
1124 0x22: ldqf({{fault = new FpDisabled;}});
1125 0x23: Load::lddf({{Frd.udw = Mem.udw;}});
1070 0x21: decode X {
1071 0x0: Load::ldfsr({{Fsr = Mem.uw | Fsr<63:32>;}});
1072 0x1: Load::ldxfsr({{Fsr = Mem.udw;}});
1073 }
1074 0x22: ldqf({{fault = new FpDisabled;}});
1075 0x23: Load::lddf({{Frd.udw = Mem.udw;}});
1126 0x24: Store::stf({{Mem.uw = Frds.uw;}});
1076 0x24: Store::stf({{Mem.uw = Frd.uw;}});
1127 0x25: decode X {
1128 0x0: Store::stfsr({{Mem.uw = Fsr<31:0>;}});
1129 0x1: Store::stxfsr({{Mem.udw = Fsr;}});
1130 }
1131 0x26: stqf({{fault = new FpDisabled;}});
1132 0x27: Store::stdf({{Mem.udw = Frd.udw;}});
1133 0x2D: Nop::prefetch({{ }});
1077 0x25: decode X {
1078 0x0: Store::stfsr({{Mem.uw = Fsr<31:0>;}});
1079 0x1: Store::stxfsr({{Mem.udw = Fsr;}});
1080 }
1081 0x26: stqf({{fault = new FpDisabled;}});
1082 0x27: Store::stdf({{Mem.udw = Frd.udw;}});
1083 0x2D: Nop::prefetch({{ }});
1134 0x30: LoadAlt::ldfa({{Frds.uw = Mem.uw;}}, {{EXT_ASI}});
1084 0x30: LoadAlt::ldfa({{Frd.uw = Mem.uw;}}, {{EXT_ASI}});
1135 0x32: ldqfa({{fault = new FpDisabled;}});
1136 format LoadAlt {
1137 0x33: decode EXT_ASI {
1138 //ASI_NUCLEUS
1139 0x04: FailUnimpl::lddfa_n();
1140 //ASI_NUCLEUS_LITTLE
1141 0x0C: FailUnimpl::lddfa_nl();
1142 //ASI_AS_IF_USER_PRIMARY

--- 66 unchanged lines hidden (view full) ---

1209 0xDA: FailUnimpl::ldshortf_16pl();
1210 //ASI_FL16_SECONDARY_LITTLE
1211 0xDB: FailUnimpl::ldshortf_16sl();
1212 //Not an ASI which is legal with lddfa
1213 default: Trap::lddfa_bad_asi(
1214 {{fault = new DataAccessException;}});
1215 }
1216 }
1085 0x32: ldqfa({{fault = new FpDisabled;}});
1086 format LoadAlt {
1087 0x33: decode EXT_ASI {
1088 //ASI_NUCLEUS
1089 0x04: FailUnimpl::lddfa_n();
1090 //ASI_NUCLEUS_LITTLE
1091 0x0C: FailUnimpl::lddfa_nl();
1092 //ASI_AS_IF_USER_PRIMARY

--- 66 unchanged lines hidden (view full) ---

1159 0xDA: FailUnimpl::ldshortf_16pl();
1160 //ASI_FL16_SECONDARY_LITTLE
1161 0xDB: FailUnimpl::ldshortf_16sl();
1162 //Not an ASI which is legal with lddfa
1163 default: Trap::lddfa_bad_asi(
1164 {{fault = new DataAccessException;}});
1165 }
1166 }
1217 0x34: Store::stfa({{Mem.uw = Frds.uw;}});
1167 0x34: Store::stfa({{Mem.uw = Frd.uw;}});
1218 0x36: stqfa({{fault = new FpDisabled;}});
1219 format StoreAlt {
1220 0x37: decode EXT_ASI {
1221 //ASI_NUCLEUS
1222 0x04: FailUnimpl::stdfa_n();
1223 //ASI_NUCLEUS_LITTLE
1224 0x0C: FailUnimpl::stdfa_nl();
1225 //ASI_AS_IF_USER_PRIMARY

--- 92 unchanged lines hidden --- 		1168 0x36: stqfa({{fault = new FpDisabled;}});
1169 format StoreAlt {
1170 0x37: decode EXT_ASI {
1171 //ASI_NUCLEUS
1172 0x04: FailUnimpl::stdfa_n();
1173 //ASI_NUCLEUS_LITTLE
1174 0x0C: FailUnimpl::stdfa_nl();
1175 //ASI_AS_IF_USER_PRIMARY

--- 92 unchanged lines hidden ---