make unimplemented ops fail
return correct traps for ua2005 fpops that aren't implemented in hw --HG-- extra : convert_revision : 998fd43f77c5de7078bac1c6caab296b18c9366d
This commit is contained in:
Ali Saidi
parent
02bd40d552
commit
7494aa8a14
1 changed files with 85 additions and 98 deletions
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@ -159,8 +159,8 @@ decode OP default Unknown::unknown()
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}
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//SETHI (or NOP if rd == 0 and imm == 0)
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0x4: SetHi::sethi({{Rd.udw = imm;}});
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0x5: Trap::fbpfcc({{fault = new FpDisabled;}});
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0x6: Trap::fbfcc({{fault = new FpDisabled;}});
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0x5: FailUnimpl::fbpfcc();
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0x6: FailUnimpl::fbfcc();
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}
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0x1: BranchN::call(30, {{
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if (Pstate<3:>)
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@ -501,20 +501,7 @@ decode OP default Unknown::unknown()
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if(Rs2_or_imm13.sdw == 0) fault = new DivisionByZero;
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else Rd.sdw = Rs1.sdw / Rs2_or_imm13.sdw;
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}});
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0x2E: decode RS1 {
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0x0: IntOp::popc({{
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int64_t count = 0;
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uint64_t temp = Rs2_or_imm13;
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//Count the 1s in the front 4bits until none are left
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uint8_t oneBits[] = {0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4};
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while(temp)
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{
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count += oneBits[temp & 0xF];
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temp = temp >> 4;
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}
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Rd = count;
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}});
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}
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0x2E: Trap::popc({{fault = new IllegalInstruction;}});
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0x2F: decode RCOND3
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{
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0x1: movreq({{Rd = (Rs1.sdw == 0) ? Rs2_or_imm10 : Rd;}});
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@ -663,7 +650,7 @@ decode OP default Unknown::unknown()
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Fsr &= ~(7 << 14);
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Fsr &= ~(0x1F);
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}});
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0x03: Trap::fmovq({{fault = new FpExceptionOther;}});
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0x03: Trap::fmovq({{fault = new FpExceptionOther;}}); //unimp fpop
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0x05: fnegs({{
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Frds.uw = Frs2s.uw ^ (1UL << 31);
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//fsr.ftt = fsr.cexc = 0
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@ -676,7 +663,7 @@ decode OP default Unknown::unknown()
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Fsr &= ~(7 << 14);
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Fsr &= ~(0x1F);
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}});
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0x07: Trap::fnegq({{fault = new FpDisabled;}});
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0x07: Trap::fnegq({{fault = new FpExceptionOther;}}); //fpop unimp
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0x09: fabss({{
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Frds.uw = ((1UL << 31) - 1) & Frs2s.uw;
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//fsr.ftt = fsr.cexc = 0
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@ -689,106 +676,106 @@ decode OP default Unknown::unknown()
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Fsr &= ~(7 << 14);
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Fsr &= ~(0x1F);
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}});
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0x0B: Trap::fabsq({{fault = new FpDisabled;}});
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0x0B: Trap::fabsq({{fault = new FpExceptionOther;}}); //fpop unimp
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0x29: fsqrts({{Frds.sf = std::sqrt(Frs2s.sf);}});
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0x2A: fsqrtd({{Frd.df = std::sqrt(Frs2.df);}});
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0x2B: Trap::fsqrtq({{fault = new FpDisabled;}});
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0x2B: Trap::fsqrtq({{fault = new FpExceptionOther;}}); //unimp fpop
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0x41: fadds({{Frds.sf = Frs1s.sf + Frs2s.sf;}});
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0x42: faddd({{Frd.df = Frs1.df + Frs2.df;}});
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0x43: Trap::faddq({{fault = new FpDisabled;}});
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0x43: Trap::faddq({{fault = new FpExceptionOther;}}); //unimp fpop
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0x45: fsubs({{Frds.sf = Frs1s.sf - Frs2s.sf;}});
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0x46: fsubd({{Frd.df = Frs1.df - Frs2.df;}});
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0x47: Trap::fsubq({{fault = new FpDisabled;}});
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0x47: Trap::fsubq({{fault = new FpExceptionOther;}}); //unimp fpop
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0x49: fmuls({{Frds.sf = Frs1s.sf * Frs2s.sf;}});
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0x4A: fmuld({{Frd.df = Frs1.df * Frs2.df;}});
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0x4B: Trap::fmulq({{fault = new FpDisabled;}});
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0x4B: Trap::fmulq({{fault = new FpExceptionOther;}}); //unimp fpop
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0x4D: fdivs({{Frds.sf = Frs1s.sf / Frs2s.sf;}});
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0x4E: fdivd({{Frd.df = Frs1.df / Frs2.df;}});
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0x4F: Trap::fdivq({{fault = new FpDisabled;}});
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0x4F: Trap::fdivq({{fault = new FpExceptionOther;}}); //unimp fpop
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0x69: fsmuld({{Frd.df = Frs1s.sf * Frs2s.sf;}});
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0x6E: Trap::fdmulq({{fault = new FpDisabled;}});
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0x6E: Trap::fdmulq({{fault = new FpExceptionOther;}}); //unimp fpop
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0x81: fstox({{
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Frd.df = (double)static_cast<int64_t>(Frs2s.sf);
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}});
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0x82: fdtox({{
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Frd.df = (double)static_cast<int64_t>(Frs2.df);
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}});
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0x83: Trap::fqtox({{fault = new FpDisabled;}});
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0x83: Trap::fqtox({{fault = new FpExceptionOther;}}); //unimp fpop
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0x84: fxtos({{
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Frds.sf = static_cast<float>((int64_t)Frs2.df);
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}});
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0x88: fxtod({{
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Frd.df = static_cast<double>((int64_t)Frs2.df);
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}});
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0x8C: Trap::fxtoq({{fault = new FpDisabled;}});
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0x8C: Trap::fxtoq({{fault = new FpExceptionOther;}}); //unimp fpop
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0xC4: fitos({{
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Frds.sf = static_cast<float>((int32_t)Frs2s.sf);
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}});
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0xC6: fdtos({{Frds.sf = Frs2.df;}});
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0xC7: Trap::fqtos({{fault = new FpDisabled;}});
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0xC7: Trap::fqtos({{fault = new FpExceptionOther;}}); //unimp fpop
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0xC8: fitod({{
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Frd.df = static_cast<double>((int32_t)Frs2s.sf);
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}});
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0xC9: fstod({{Frd.df = Frs2s.sf;}});
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0xCB: Trap::fqtod({{fault = new FpDisabled;}});
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0xCC: Trap::fitoq({{fault = new FpDisabled;}});
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0xCD: Trap::fstoq({{fault = new FpDisabled;}});
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0xCE: Trap::fdtoq({{fault = new FpDisabled;}});
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0xCB: Trap::fqtod({{fault = new FpExceptionOther;}}); // unimp fpop
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0xCC: Trap::fitoq({{fault = new FpExceptionOther;}}); // unimp fpop
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0xCD: Trap::fstoq({{fault = new FpExceptionOther;}}); // unimp fpop
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0xCE: Trap::fdtoq({{fault = new FpExceptionOther;}}); // unimp fpop
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0xD1: fstoi({{
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Frds.sf = (float)static_cast<int32_t>(Frs2s.sf);
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}});
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0xD2: fdtoi({{
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Frds.sf = (float)static_cast<int32_t>(Frs2.df);
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}});
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0xD3: Trap::fqtoi({{fault = new FpDisabled;}});
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default: Trap::fpop1({{fault = new FpDisabled;}});
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0xD3: Trap::fqtoi({{fault = new FpExceptionOther;}}); // unimp fpop
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default: FailUnimpl::fpop1();
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}
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}
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0x35: Trap::fpop2({{fault = new FpDisabled;}});
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//This used to be just impdep1, but now it's a whole bunch
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//of instructions
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0x36: decode OPF{
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0x00: Trap::edge8({{fault = new IllegalInstruction;}});
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0x01: Trap::edge8n({{fault = new IllegalInstruction;}});
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0x02: Trap::edge8l({{fault = new IllegalInstruction;}});
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0x03: Trap::edge8ln({{fault = new IllegalInstruction;}});
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0x04: Trap::edge16({{fault = new IllegalInstruction;}});
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0x05: Trap::edge16n({{fault = new IllegalInstruction;}});
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0x06: Trap::edge16l({{fault = new IllegalInstruction;}});
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0x07: Trap::edge16ln({{fault = new IllegalInstruction;}});
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0x08: Trap::edge32({{fault = new IllegalInstruction;}});
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0x09: Trap::edge32n({{fault = new IllegalInstruction;}});
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0x0A: Trap::edge32l({{fault = new IllegalInstruction;}});
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0x0B: Trap::edge32ln({{fault = new IllegalInstruction;}});
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0x10: Trap::array8({{fault = new IllegalInstruction;}});
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0x12: Trap::array16({{fault = new IllegalInstruction;}});
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0x14: Trap::array32({{fault = new IllegalInstruction;}});
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0x00: FailUnimpl::edge8();
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0x01: FailUnimpl::edge8n();
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0x02: FailUnimpl::edge8l();
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0x03: FailUnimpl::edge8ln();
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0x04: FailUnimpl::edge16();
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0x05: FailUnimpl::edge16n();
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0x06: FailUnimpl::edge16l();
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0x07: FailUnimpl::edge16ln();
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0x08: FailUnimpl::edge32();
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0x09: FailUnimpl::edge32n();
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0x0A: FailUnimpl::edge32l();
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0x0B: FailUnimpl::edge32ln();
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0x10: FailUnimpl::array8();
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0x12: FailUnimpl::array16();
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0x14: FailUnimpl::array32();
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0x18: BasicOperate::alignaddr({{
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uint64_t sum = Rs1 + Rs2;
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Rd = sum & ~7;
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Gsr = (Gsr & ~7) | (sum & 7);
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}});
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0x19: Trap::bmask({{fault = new IllegalInstruction;}});
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0x19: FailUnimpl::bmask();
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0x1A: BasicOperate::alignaddresslittle({{
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uint64_t sum = Rs1 + Rs2;
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Rd = sum & ~7;
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Gsr = (Gsr & ~7) | ((~sum + 1) & 7);
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}});
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0x20: Trap::fcmple16({{fault = new IllegalInstruction;}});
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0x22: Trap::fcmpne16({{fault = new IllegalInstruction;}});
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0x24: Trap::fcmple32({{fault = new IllegalInstruction;}});
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0x26: Trap::fcmpne32({{fault = new IllegalInstruction;}});
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0x28: Trap::fcmpgt16({{fault = new IllegalInstruction;}});
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0x2A: Trap::fcmpeq16({{fault = new IllegalInstruction;}});
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0x2C: Trap::fcmpgt32({{fault = new IllegalInstruction;}});
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0x2E: Trap::fcmpeq32({{fault = new IllegalInstruction;}});
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0x31: Trap::fmul8x16({{fault = new IllegalInstruction;}});
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0x33: Trap::fmul8x16au({{fault = new IllegalInstruction;}});
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0x35: Trap::fmul8x16al({{fault = new IllegalInstruction;}});
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0x36: Trap::fmul8sux16({{fault = new IllegalInstruction;}});
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0x37: Trap::fmul8ulx16({{fault = new IllegalInstruction;}});
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0x38: Trap::fmuld8sux16({{fault = new IllegalInstruction;}});
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0x39: Trap::fmuld8ulx16({{fault = new IllegalInstruction;}});
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0x20: FailUnimpl::fcmple16();
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0x22: FailUnimpl::fcmpne16();
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0x24: FailUnimpl::fcmple32();
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0x26: FailUnimpl::fcmpne32();
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0x28: FailUnimpl::fcmpgt16();
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0x2A: FailUnimpl::fcmpeq16();
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0x2C: FailUnimpl::fcmpgt32();
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0x2E: FailUnimpl::fcmpeq32();
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0x31: FailUnimpl::fmul8x16();
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0x33: FailUnimpl::fmul8x16au();
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0x35: FailUnimpl::fmul8x16al();
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0x36: FailUnimpl::fmul8sux16();
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0x37: FailUnimpl::fmul8ulx16();
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0x38: FailUnimpl::fmuld8sux16();
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0x39: FailUnimpl::fmuld8ulx16();
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0x3A: Trap::fpack32({{fault = new IllegalInstruction;}});
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0x3B: Trap::fpack16({{fault = new IllegalInstruction;}});
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0x3D: Trap::fpackfix({{fault = new IllegalInstruction;}});
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@ -820,58 +807,58 @@ decode OP default Unknown::unknown()
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}
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}});
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0x4B: Trap::fpmerge({{fault = new IllegalInstruction;}});
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0x4C: Trap::bshuffle({{fault = new IllegalInstruction;}});
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0x4D: Trap::fexpand({{fault = new IllegalInstruction;}});
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0x50: Trap::fpadd16({{fault = new IllegalInstruction;}});
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0x51: Trap::fpadd16s({{fault = new IllegalInstruction;}});
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0x52: Trap::fpadd32({{fault = new IllegalInstruction;}});
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0x53: Trap::fpadd32s({{fault = new IllegalInstruction;}});
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0x54: Trap::fpsub16({{fault = new IllegalInstruction;}});
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0x55: Trap::fpsub16s({{fault = new IllegalInstruction;}});
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0x56: Trap::fpsub32({{fault = new IllegalInstruction;}});
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0x57: Trap::fpsub32s({{fault = new IllegalInstruction;}});
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0x4C: FailUnimpl::bshuffle();
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0x4D: FailUnimpl::fexpand();
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0x50: FailUnimpl::fpadd16();
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0x51: FailUnimpl::fpadd16s();
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0x52: FailUnimpl::fpadd32();
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0x53: FailUnimpl::fpadd32s();
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0x54: FailUnimpl::fpsub16();
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0x55: FailUnimpl::fpsub16s();
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0x56: FailUnimpl::fpsub32();
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0x57: FailUnimpl::fpsub32s();
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0x60: BasicOperate::fzero({{Frd.df = 0;}});
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0x61: BasicOperate::fzeros({{Frds.sf = 0;}});
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0x62: Trap::fnor({{fault = new IllegalInstruction;}});
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0x63: Trap::fnors({{fault = new IllegalInstruction;}});
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0x64: Trap::fandnot2({{fault = new IllegalInstruction;}});
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0x65: Trap::fandnot2s({{fault = new IllegalInstruction;}});
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0x62: FailUnimpl::fnor();
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0x63: FailUnimpl::fnors();
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0x64: FailUnimpl::fandnot2();
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0x65: FailUnimpl::fandnot2s();
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0x66: BasicOperate::fnot2({{
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Frd.df = (double)(~((uint64_t)Frs2.df));
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}});
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0x67: BasicOperate::fnot2s({{
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Frds.sf = (float)(~((uint32_t)Frs2s.sf));
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}});
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0x68: Trap::fandnot1({{fault = new IllegalInstruction;}});
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0x69: Trap::fandnot1s({{fault = new IllegalInstruction;}});
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0x68: FailUnimpl::fandnot1();
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0x69: FailUnimpl::fandnot1s();
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0x6A: BasicOperate::fnot1({{
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Frd.df = (double)(~((uint64_t)Frs1.df));
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}});
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0x6B: BasicOperate::fnot1s({{
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Frds.sf = (float)(~((uint32_t)Frs1s.sf));
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}});
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0x6C: Trap::fxor({{fault = new IllegalInstruction;}});
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0x6D: Trap::fxors({{fault = new IllegalInstruction;}});
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0x6E: Trap::fnand({{fault = new IllegalInstruction;}});
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0x6F: Trap::fnands({{fault = new IllegalInstruction;}});
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0x70: Trap::fand({{fault = new IllegalInstruction;}});
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0x71: Trap::fands({{fault = new IllegalInstruction;}});
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0x72: Trap::fxnor({{fault = new IllegalInstruction;}});
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0x73: Trap::fxnors({{fault = new IllegalInstruction;}});
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0x6C: FailUnimpl::fxor();
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0x6D: FailUnimpl::fxors();
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0x6E: FailUnimpl::fnand();
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0x6F: FailUnimpl::fnands();
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0x70: FailUnimpl::fand();
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0x71: FailUnimpl::fands();
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0x72: FailUnimpl::fxnor();
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0x73: FailUnimpl::fxnors();
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0x74: BasicOperate::fsrc1({{Frd.udw = Frs1.udw;}});
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0x75: BasicOperate::fsrc1s({{Frds.uw = Frs1s.uw;}});
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0x76: Trap::fornot2({{fault = new IllegalInstruction;}});
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0x77: Trap::fornot2s({{fault = new IllegalInstruction;}});
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0x76: FailUnimpl::fornot2();
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0x77: FailUnimpl::fornot2s();
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0x78: BasicOperate::fsrc2({{Frd.udw = Frs2.udw;}});
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0x79: BasicOperate::fsrc2s({{Frds.uw = Frs2s.uw;}});
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0x7A: Trap::fornot1({{fault = new IllegalInstruction;}});
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0x7B: Trap::fornot1s({{fault = new IllegalInstruction;}});
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0x7C: Trap::for({{fault = new IllegalInstruction;}});
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0x7D: Trap::fors({{fault = new IllegalInstruction;}});
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0x7E: Trap::fone({{fault = new IllegalInstruction;}});
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0x7F: Trap::fones({{fault = new IllegalInstruction;}});
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0x7A: FailUnimpl::fornot1();
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0x7B: FailUnimpl::fornot1s();
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0x7C: FailUnimpl::for();
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0x7D: FailUnimpl::fors();
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0x7E: BasicOperate::fone({{Frd.udw = std::numeric_limits<uint64_t>::max();}});
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0x7F: BasicOperate::fones({{Frds.uw = std::numeric_limits<uint32_t>::max();}});
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0x80: Trap::shutdown({{fault = new IllegalInstruction;}});
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0x81: Trap::siam({{fault = new IllegalInstruction;}});
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0x81: FailUnimpl::siam();
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}
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0x37: Trap::impdep2({{fault = new IllegalInstruction;}});
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0x38: Branch::jmpl({{
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