- implement a few more opcodes and fix some bugs

This commit is contained in:
Magnus Norddahl 2018-08-25 13:38:45 +02:00
parent f84028eeae
commit 7b886cc434

View file

@ -88,15 +88,30 @@ public:
if (B != REGT_NIL)
{
int regtype = B;
int regnum = C;
switch (regtype & REGT_TYPE)
{
case REGT_STRING:
case REGT_POINTER:
if ((regtype & REGT_TYPE) == REGT_STRING)
return false;
}
}
}
else if (sfunc->Code[i].op == OP_CAST)
{
auto pc = sfunc->Code + i;
switch (C)
{
case CAST_I2F:
case CAST_U2F:
case CAST_F2I:
case CAST_F2U:
break;
default:
return false;
}
}
else if (sfunc->Code[i].op == OP_CASTB)
{
auto pc = sfunc->Code + i;
if (C == CASTB_S)
return false;
}
}
return true;
}
@ -178,8 +193,8 @@ private:
EMIT_OP(MOVEA);
EMIT_OP(MOVEV2);
EMIT_OP(MOVEV3);
//EMIT_OP(CAST);
//EMIT_OP(CASTB);
EMIT_OP(CAST);
EMIT_OP(CASTB);
EMIT_OP(DYNCAST_R);
EMIT_OP(DYNCAST_K);
EMIT_OP(DYNCASTC_R);
@ -711,8 +726,121 @@ private:
cc.movsd(regF[a + 2], regF[b + 2]);
}
//void EmitCAST() {} // xA = xB, conversion specified by C
//void EmitCASTB() {} // xA = !!xB, type specified by C
void EmitCAST()
{
int b = B;
switch (C)
{
case CAST_I2F:
cc.cvtsi2sd(regF[a], regD[b]);
break;
case CAST_U2F:
{
auto tmp = cc.newInt64();
cc.xor_(tmp, tmp);
cc.mov(tmp.r32(), regD[b]);
cc.cvtsi2sd(regF[a], tmp);
break;
}
case CAST_F2I:
cc.cvttsd2si(regD[a], regF[b]);
break;
case CAST_F2U:
{
auto tmp = cc.newInt64();
cc.cvttsd2si(tmp, regF[b]);
cc.mov(regD[a], tmp.r32());
break;
}
/*case CAST_I2S:
reg.s[a].Format("%d", reg.d[b]);
break;
case CAST_U2S:
reg.s[a].Format("%u", reg.d[b]);
break;
case CAST_F2S:
reg.s[a].Format("%.5f", reg.f[b]); // keep this small. For more precise conversion there should be a conversion function.
break;
case CAST_V22S:
reg.s[a].Format("(%.5f, %.5f)", reg.f[b], reg.f[b + 1]);
break;
case CAST_V32S:
reg.s[a].Format("(%.5f, %.5f, %.5f)", reg.f[b], reg.f[b + 1], reg.f[b + 2]);
break;
case CAST_P2S:
{
if (reg.a[b] == nullptr) reg.s[a] = "null";
else reg.s[a].Format("%p", reg.a[b]);
break;
}
case CAST_S2I:
reg.d[a] = (VM_SWORD)reg.s[b].ToLong();
break;
case CAST_S2F:
reg.f[a] = reg.s[b].ToDouble();
break;
case CAST_S2N:
reg.d[a] = reg.s[b].Len() == 0 ? FName(NAME_None) : FName(reg.s[b]);
break;
case CAST_N2S:
{
FName name = FName(ENamedName(reg.d[b]));
reg.s[a] = name.IsValidName() ? name.GetChars() : "";
break;
}
case CAST_S2Co:
reg.d[a] = V_GetColor(NULL, reg.s[b]);
break;
case CAST_Co2S:
reg.s[a].Format("%02x %02x %02x", PalEntry(reg.d[b]).r, PalEntry(reg.d[b]).g, PalEntry(reg.d[b]).b);
break;
case CAST_S2So:
reg.d[a] = FSoundID(reg.s[b]);
break;
case CAST_So2S:
reg.s[a] = S_sfx[reg.d[b]].name;
break;
case CAST_SID2S:
reg.s[a] = unsigned(reg.d[b]) >= sprites.Size() ? "TNT1" : sprites[reg.d[b]].name;
break;
case CAST_TID2S:
{
auto tex = TexMan[*(FTextureID*)&(reg.d[b])];
reg.s[a] = tex == nullptr ? "(null)" : tex->Name.GetChars();
break;
}*/
default:
assert(0);
}
}
void EmitCASTB()
{
if (C == CASTB_I)
{
cc.mov(regD[a], regD[B]);
cc.shr(regD[a], 31);
}
else if (C == CASTB_F)
{
auto zero = cc.newXmm();
auto one = cc.newInt32();
cc.xorpd(zero, zero);
cc.mov(one, 1);
cc.ucomisd(regF[a], zero);
cc.setp(regD[a]);
cc.cmovne(regD[a], one);
}
else if (C == CASTB_A)
{
cc.test(regA[a], regA[a]);
cc.setne(regD[a]);
}
else
{
//reg.d[a] = reg.s[B].Len() > 0;
}
}
void EmitDYNCAST_R()
{
@ -889,7 +1017,19 @@ private:
}
break;
case REGT_STRING:
break;
case REGT_POINTER:
#ifdef ASMJIT_ARCH_X64
if (regtype & REGT_KONST)
cc.mov(x86::qword_ptr(location), ToMemAddress(konsta[regnum].v));
else
cc.mov(x86::qword_ptr(location), regA[regnum]);
#else
if (regtype & REGT_KONST)
cc.mov(x86::dword_ptr(location), ToMemAddress(konsta[regnum].v));
else
cc.mov(x86::dword_ptr(location), regA[regnum]);
#endif
break;
}
@ -1038,10 +1178,8 @@ private:
auto tmp0 = cc.newInt32();
auto tmp1 = cc.newInt32();
auto label = cc.newLabel();
auto zero = cc.newInt32();
cc.xor_(zero, zero);
cc.test(regD[C], zero);
cc.test(regD[C], regD[C]);
cc.jne(label);
EmitThrowException(X_DIVISION_BY_ZERO);
@ -1074,10 +1212,8 @@ private:
auto tmp0 = cc.newInt32();
auto tmp1 = cc.newInt32();
auto label = cc.newLabel();
auto zero = cc.newInt32();
cc.xor_(zero, zero);
cc.test(regD[C], zero);
cc.test(regD[C], regD[C]);
cc.jne(label);
EmitThrowException(X_DIVISION_BY_ZERO);
@ -1094,10 +1230,8 @@ private:
auto tmp0 = cc.newInt32();
auto tmp1 = cc.newInt32();
auto label = cc.newLabel();
auto zero = cc.newInt32();
cc.xor_(zero, zero);
cc.test(regD[C], zero);
cc.test(regD[C], regD[C]);
cc.jne(label);
EmitThrowException(X_DIVISION_BY_ZERO);
@ -1130,10 +1264,8 @@ private:
auto tmp0 = cc.newInt32();
auto tmp1 = cc.newInt32();
auto label = cc.newLabel();
auto zero = cc.newInt32();
cc.xor_(zero, zero);
cc.test(regD[C], zero);
cc.test(regD[C], regD[C]);
cc.jne(label);
EmitThrowException(X_DIVISION_BY_ZERO);
@ -1150,10 +1282,8 @@ private:
auto tmp0 = cc.newInt32();
auto tmp1 = cc.newInt32();
auto label = cc.newLabel();
auto zero = cc.newInt32();
cc.xor_(zero, zero);
cc.test(regD[C], zero);
cc.test(regD[C], regD[C]);
cc.jne(label);
EmitThrowException(X_DIVISION_BY_ZERO);
@ -1186,10 +1316,8 @@ private:
auto tmp0 = cc.newInt32();
auto tmp1 = cc.newInt32();
auto label = cc.newLabel();
auto zero = cc.newInt32();
cc.xor_(zero, zero);
cc.test(regD[C], zero);
cc.test(regD[C], regD[C]);
cc.jne(label);
EmitThrowException(X_DIVISION_BY_ZERO);
@ -1206,10 +1334,8 @@ private:
auto tmp0 = cc.newInt32();
auto tmp1 = cc.newInt32();
auto label = cc.newLabel();
auto zero = cc.newInt32();
cc.xor_(zero, zero);
cc.test(regD[C], zero);
cc.test(regD[C], regD[C]);
cc.jne(label);
EmitThrowException(X_DIVISION_BY_ZERO);
@ -1242,10 +1368,8 @@ private:
auto tmp0 = cc.newInt32();
auto tmp1 = cc.newInt32();
auto label = cc.newLabel();
auto zero = cc.newInt32();
cc.xor_(zero, zero);
cc.test(regD[C], zero);
cc.test(regD[C], regD[C]);
cc.jne(label);
EmitThrowException(X_DIVISION_BY_ZERO);
@ -1531,9 +1655,7 @@ private:
{
auto label = cc.newLabel();
auto zero = cc.newXmm();
cc.xorpd(zero, zero);
cc.ptest(regF[C], zero);
cc.ptest(regF[C], regF[C]);
cc.jne(label);
EmitThrowException(X_DIVISION_BY_ZERO);