mirror of
https://github.com/ZDoom/qzdoom.git
synced 2024-11-25 05:21:02 +00:00
- added string handling to comparison operators.
This commit is contained in:
parent
853c6f6684
commit
78a18acf46
3 changed files with 199 additions and 81 deletions
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@ -676,7 +676,7 @@ FxExpression *FxBoolCast::Resolve(FCompileContext &ctx)
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delete this;
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return x;
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}
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else if ((basex->ValueType->GetRegType() == REGT_INT || basex->ValueType->GetRegType() == REGT_FLOAT || basex->ValueType->GetRegType() == REGT_POINTER) && !basex->IsVector())
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else if (basex->IsBoolCompat())
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{
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if (basex->isConstant())
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{
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@ -797,7 +797,7 @@ FxExpression *FxIntCast::Resolve(FCompileContext &ctx)
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return x;
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}
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}
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else if (basex->ValueType->GetRegType() == REGT_FLOAT && !basex->IsVector())
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else if (basex->IsFloat())
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{
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if (basex->isConstant())
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{
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@ -875,7 +875,7 @@ FxExpression *FxFloatCast::Resolve(FCompileContext &ctx)
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CHECKRESOLVED();
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SAFE_RESOLVE(basex, ctx);
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if (basex->ValueType->GetRegType() == REGT_FLOAT && !basex->IsVector())
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if (basex->IsFloat())
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{
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FxExpression *x = basex;
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basex = NULL;
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@ -1325,7 +1325,7 @@ FxExpression *FxTypeCast::Resolve(FCompileContext &ctx)
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{
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goto basereturn;
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}
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else if (ValueType->GetRegType() == REGT_FLOAT && !IsVector())
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else if (IsFloat())
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{
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FxExpression *x = new FxFloatCast(basex);
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x = x->Resolve(ctx);
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@ -1635,7 +1635,7 @@ FxExpression *FxUnaryNotBitwise::Resolve(FCompileContext& ctx)
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CHECKRESOLVED();
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SAFE_RESOLVE(Operand, ctx);
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if (ctx.FromDecorate && Operand->IsNumeric() && Operand->ValueType->GetRegType() == REGT_FLOAT /* lax */)
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if (ctx.FromDecorate && Operand->IsFloat() /* lax */)
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{
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// DECORATE allows floats here so cast them to int.
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Operand = new FxIntCast(Operand, true);
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@ -1648,7 +1648,7 @@ FxExpression *FxUnaryNotBitwise::Resolve(FCompileContext& ctx)
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}
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// Names were not blocked in DECORATE here after the scripting branch merge. Now they are again.
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if (Operand->ValueType->GetRegType() != REGT_INT || Operand->ValueType == TypeName)
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if (!Operand->IsInteger())
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{
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ScriptPosition.Message(MSG_ERROR, "Integer type expected");
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delete this;
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@ -2281,7 +2281,51 @@ bool FxBinary::ResolveLR(FCompileContext& ctx, bool castnumeric)
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return false;
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}
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if (left->IsVector() || right->IsVector())
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if (left->ValueType == TypeString || right->ValueType == TypeString)
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{
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switch (Operator)
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{
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case '+':
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// later
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break;
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case '<':
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case '>':
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case TK_Geq:
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case TK_Leq:
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case TK_Eq:
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case TK_Neq:
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case TK_ApproxEq:
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if (left->ValueType != TypeString)
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{
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left = new FxStringCast(left);
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left = left->Resolve(ctx);
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if (left == nullptr)
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{
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delete this;
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return nullptr;
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}
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}
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if (right->ValueType != TypeString)
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{
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right = new FxStringCast(right);
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right = right->Resolve(ctx);
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if (right == nullptr)
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{
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delete this;
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return nullptr;
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}
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}
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ValueType = TypeBool;
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break;
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default:
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ScriptPosition.Message(MSG_ERROR, "Incompatible operands for comparison");
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delete this;
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return false;
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}
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}
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else if (left->IsVector() || right->IsVector())
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{
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switch (Operator)
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{
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@ -2466,7 +2510,7 @@ FxExpression *FxAddSub::Resolve(FCompileContext& ctx)
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}
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else if (left->isConstant() && right->isConstant())
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{
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if (ValueType->GetRegType() == REGT_FLOAT)
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if (IsFloat())
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{
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double v;
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double v1 = static_cast<FxConstant *>(left)->GetValue().GetFloat();
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@ -2605,7 +2649,7 @@ FxExpression *FxMulDiv::Resolve(FCompileContext& ctx)
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}
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else if (left->isConstant() && right->isConstant())
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{
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if (ValueType->GetRegType() == REGT_FLOAT)
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if (IsFloat())
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{
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double v;
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double v1 = static_cast<FxConstant *>(left)->GetValue().GetFloat();
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@ -2834,7 +2878,17 @@ FxExpression *FxCompareRel::Resolve(FCompileContext& ctx)
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{
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int v;
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if (ValueType->GetRegType() == REGT_FLOAT)
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if (ValueType == TypeString)
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{
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FString v1 = static_cast<FxConstant *>(left)->GetValue().GetString();
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FString v2 = static_cast<FxConstant *>(right)->GetValue().GetString();
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int res = v1.Compare(v2);
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v = Operator == '<' ? res < 0 :
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Operator == '>' ? res > 0 :
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Operator == TK_Geq ? res >= 0 :
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Operator == TK_Leq ? res <= 0 : 0;
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}
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else if (IsFloat())
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{
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double v1 = static_cast<FxConstant *>(left)->GetValue().GetFloat();
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double v2 = static_cast<FxConstant *>(right)->GetValue().GetFloat();
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@ -2873,47 +2927,81 @@ ExpEmit FxCompareRel::Emit(VMFunctionBuilder *build)
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ExpEmit op1 = left->Emit(build);
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ExpEmit op2 = right->Emit(build);
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assert(op1.RegType == op2.RegType);
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assert(op1.RegType == REGT_INT || op1.RegType == REGT_FLOAT);
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assert(!op1.Konst || !op2.Konst);
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assert(Operator == '<' || Operator == '>' || Operator == TK_Geq || Operator == TK_Leq);
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static const VM_UBYTE InstrMap[][4] =
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{
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{ OP_LT_RR, OP_LTF_RR, 0 }, // <
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{ OP_LE_RR, OP_LEF_RR, 1 }, // >
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{ OP_LT_RR, OP_LTF_RR, 1 }, // >=
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{ OP_LE_RR, OP_LEF_RR, 0 } // <=
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};
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int instr, check, index;
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ExpEmit to(build, REGT_INT);
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index = Operator == '<' ? 0 :
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if (op1.RegType == REGT_STRING)
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{
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ExpEmit to(build, REGT_INT);
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int a = Operator == '<' ? CMP_LT :
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Operator == '>' ? CMP_LE | CMP_CHECK :
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Operator == TK_Geq ? CMP_LT | CMP_CHECK : CMP_LE;
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if (op1.Konst)
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{
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a |= CMP_BK;
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}
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else
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{
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op1.Free(build);
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}
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if (op2.Konst)
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{
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a |= CMP_CK;
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}
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else
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{
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op2.Free(build);
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}
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build->Emit(OP_LI, to.RegNum, 0, 0);
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build->Emit(OP_CMPS, a, op1.RegNum, op2.RegNum);
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build->Emit(OP_JMP, 1);
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build->Emit(OP_LI, to.RegNum, 1);
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return to;
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}
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else
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{
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assert(op1.RegType == REGT_INT || op1.RegType == REGT_FLOAT);
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assert(Operator == '<' || Operator == '>' || Operator == TK_Geq || Operator == TK_Leq);
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static const VM_UBYTE InstrMap[][4] =
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{
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{ OP_LT_RR, OP_LTF_RR, 0 }, // <
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{ OP_LE_RR, OP_LEF_RR, 1 }, // >
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{ OP_LT_RR, OP_LTF_RR, 1 }, // >=
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{ OP_LE_RR, OP_LEF_RR, 0 } // <=
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};
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int instr, check;
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ExpEmit to(build, REGT_INT);
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int index = Operator == '<' ? 0 :
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Operator == '>' ? 1 :
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Operator == TK_Geq ? 2 : 3;
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instr = InstrMap[index][op1.RegType == REGT_INT ? 0 : 1];
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check = InstrMap[index][2];
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if (op2.Konst)
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{
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instr += 1;
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}
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else
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{
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op2.Free(build);
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}
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if (op1.Konst)
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{
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instr += 2;
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}
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else
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{
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op1.Free(build);
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}
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// See FxBoolCast for comments, since it's the same thing.
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build->Emit(OP_LI, to.RegNum, 0, 0);
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build->Emit(instr, check, op1.RegNum, op2.RegNum);
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build->Emit(OP_JMP, 1);
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build->Emit(OP_LI, to.RegNum, 1);
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return to;
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instr = InstrMap[index][op1.RegType == REGT_INT ? 0 : 1];
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check = InstrMap[index][2];
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if (op2.Konst)
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{
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instr += 1;
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}
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else
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{
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op2.Free(build);
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}
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if (op1.Konst)
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{
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instr += 2;
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}
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else
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{
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op1.Free(build);
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}
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// See FxBoolCast for comments, since it's the same thing.
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build->Emit(OP_LI, to.RegNum, 0, 0);
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build->Emit(instr, check, op1.RegNum, op2.RegNum);
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build->Emit(OP_JMP, 1);
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build->Emit(OP_LI, to.RegNum, 1);
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return to;
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}
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}
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//==========================================================================
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@ -2952,12 +3040,24 @@ FxExpression *FxCompareEq::Resolve(FCompileContext& ctx)
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return NULL;
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}
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if (Operator == TK_ApproxEq && ValueType->GetRegType() != REGT_FLOAT) Operator = TK_Eq;
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if (Operator == TK_ApproxEq && left->ValueType->GetRegType() != REGT_FLOAT && left->ValueType->GetRegType() != REGT_STRING)
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Operator = TK_Eq;
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if (left->isConstant() && right->isConstant())
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{
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int v;
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if (ValueType->GetRegType() == REGT_FLOAT)
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if (ValueType == TypeString)
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{
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FString v1 = static_cast<FxConstant *>(left)->GetValue().GetString();
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FString v2 = static_cast<FxConstant *>(right)->GetValue().GetString();
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if (Operator == TK_ApproxEq) v = !v1.CompareNoCase(v2);
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else
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{
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v = !!v1.Compare(v2);
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if (Operator == TK_Eq) v = !v;
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}
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}
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else if (ValueType->GetRegType() == REGT_FLOAT)
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{
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double v1 = static_cast<FxConstant *>(left)->GetValue().GetFloat();
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double v2 = static_cast<FxConstant *>(right)->GetValue().GetFloat();
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@ -2989,39 +3089,55 @@ ExpEmit FxCompareEq::Emit(VMFunctionBuilder *build)
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ExpEmit op1 = left->Emit(build);
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ExpEmit op2 = right->Emit(build);
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assert(op1.RegType == op2.RegType);
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assert(op1.RegType == REGT_INT || op1.RegType == REGT_FLOAT || op1.RegType == REGT_POINTER);
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int instr;
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// Only the second operand may be constant.
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if (op1.Konst)
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if (op1.RegType == REGT_STRING)
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{
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swapvalues(op1, op2);
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}
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assert(!op1.Konst);
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assert(op1.RegCount >= 1 && op1.RegCount <= 3);
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ExpEmit to(build, REGT_INT);
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assert(Operator == TK_Eq || Operator == TK_Neq || Operator == TK_ApproxEq);
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int a = Operator == TK_Eq ? CMP_EQ :
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Operator == TK_Neq ? CMP_EQ | CMP_CHECK : CMP_EQ | CMP_APPROX;
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ExpEmit to(build, REGT_INT);
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static int flops[] = { OP_EQF_R, OP_EQV2_R, OP_EQV3_R };
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instr = op1.RegType == REGT_INT ? OP_EQ_R :
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op1.RegType == REGT_FLOAT ? flops[op1.RegCount-1] :
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OP_EQA_R;
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op1.Free(build);
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if (!op2.Konst)
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{
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op2.Free(build);
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build->Emit(OP_LI, to.RegNum, 0, 0);
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build->Emit(OP_CMPS, a, op1.RegNum, op2.RegNum);
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build->Emit(OP_JMP, 1);
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build->Emit(OP_LI, to.RegNum, 1);
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return to;
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}
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else
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{
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instr += 1;
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}
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// See FxUnaryNotBoolean for comments, since it's the same thing.
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build->Emit(OP_LI, to.RegNum, 0, 0);
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build->Emit(instr, Operator == TK_ApproxEq? CMP_APPROX : Operator != TK_Eq, op1.RegNum, op2.RegNum);
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build->Emit(OP_JMP, 1);
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build->Emit(OP_LI, to.RegNum, 1);
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return to;
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// Only the second operand may be constant.
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if (op1.Konst)
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{
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swapvalues(op1, op2);
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}
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assert(!op1.Konst);
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assert(op1.RegCount >= 1 && op1.RegCount <= 3);
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ExpEmit to(build, REGT_INT);
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static int flops[] = { OP_EQF_R, OP_EQV2_R, OP_EQV3_R };
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instr = op1.RegType == REGT_INT ? OP_EQ_R :
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op1.RegType == REGT_FLOAT ? flops[op1.RegCount - 1] :
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OP_EQA_R;
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op1.Free(build);
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if (!op2.Konst)
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{
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op2.Free(build);
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}
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else
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{
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instr += 1;
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}
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// See FxUnaryNotBoolean for comments, since it's the same thing.
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build->Emit(OP_LI, to.RegNum, 0, 0);
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build->Emit(instr, Operator == TK_ApproxEq ? CMP_APPROX : Operator != TK_Eq, op1.RegNum, op2.RegNum);
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build->Emit(OP_JMP, 1);
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build->Emit(OP_LI, to.RegNum, 1);
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return to;
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}
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}
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//==========================================================================
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@ -3047,7 +3163,7 @@ FxExpression *FxBinaryInt::Resolve(FCompileContext& ctx)
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CHECKRESOLVED();
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if (!ResolveLR(ctx, false)) return NULL;
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if (ValueType->GetRegType() == REGT_FLOAT && ctx.FromDecorate)
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if (IsFloat() && ctx.FromDecorate)
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{
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// For DECORATE which allows floats here. ZScript does not.
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if (left->ValueType->GetRegType() != REGT_INT)
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@ -3557,7 +3673,7 @@ FxExpression *FxConditional::Resolve(FCompileContext& ctx)
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ValueType = truex->ValueType;
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else if (truex->ValueType == TypeBool && falsex->ValueType == TypeBool)
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ValueType = TypeBool;
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else if (truex->ValueType->GetRegType() == REGT_INT && falsex->ValueType->GetRegType() == REGT_INT)
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else if (truex->IsInteger() && falsex->IsInteger())
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ValueType = TypeSInt32;
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else if (truex->IsNumeric() && falsex->IsNumeric())
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ValueType = TypeFloat64;
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@ -3565,7 +3681,7 @@ FxExpression *FxConditional::Resolve(FCompileContext& ctx)
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ValueType = TypeVoid;
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//else if (truex->ValueType != falsex->ValueType)
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if (!IsNumeric() && !IsPointer() && !IsVector())
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if ((!IsNumeric() && !IsPointer() && !IsVector()) || ValueType == TypeVoid)
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{
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ScriptPosition.Message(MSG_ERROR, "Incompatible types for ?: operator");
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delete this;
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@ -3590,7 +3706,7 @@ FxExpression *FxConditional::Resolve(FCompileContext& ctx)
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return e;
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}
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if (ValueType->GetRegType() == REGT_FLOAT)
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if (IsFloat())
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{
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if (truex->ValueType->GetRegType() != REGT_FLOAT)
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{
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@ -3911,11 +4027,11 @@ FxExpression *FxMinMax::Resolve(FCompileContext &ctx)
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RESOLVE(choices[i], ctx);
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ABORT(choices[i]);
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if (choices[i]->ValueType->GetRegType() == REGT_FLOAT)
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if (choices[i]->IsFloat())
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{
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floatcount++;
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}
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else if (choices[i]->ValueType->GetRegType() == REGT_INT && choices[i]->ValueType != TypeName)
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else if (choices[i]->IsInteger())
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{
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intcount++;
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}
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@ -5690,7 +5806,7 @@ FxExpression *FxActionSpecialCall::Resolve(FCompileContext& ctx)
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failed = true;
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}
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}
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else if ((*ArgList)[i]->ValueType->GetRegType() != REGT_INT)
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else if (!(*ArgList)[i]->IsInteger())
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{
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if ((*ArgList)[i]->ValueType->GetRegType() == REGT_FLOAT /* lax */)
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{
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@ -295,9 +295,11 @@ public:
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virtual PPrototype *ReturnProto();
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virtual VMFunction *GetDirectFunction();
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bool IsNumeric() const { return ValueType != TypeName && ValueType->GetRegCount() == 1 && (ValueType->GetRegType() == REGT_INT || ValueType->GetRegType() == REGT_FLOAT); }
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||||
bool IsFloat() const { return ValueType->GetRegType() == REGT_FLOAT && ValueType->GetRegCount() == 1; }
|
||||
bool IsInteger() const { return ValueType != TypeName && (ValueType->GetRegType() == REGT_INT); }
|
||||
bool IsPointer() const { return ValueType->GetRegType() == REGT_POINTER; }
|
||||
bool IsVector() const { return ValueType == TypeVector2 || ValueType == TypeVector3; };
|
||||
bool IsBoolCompat() const { return ValueType->GetRegCount() == 1 && (ValueType->GetRegType() == REGT_INT || ValueType->GetRegType() == REGT_FLOAT || ValueType->GetRegType() == REGT_POINTER); }
|
||||
|
||||
virtual ExpEmit Emit(VMFunctionBuilder *build);
|
||||
|
||||
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|
|
@ -921,7 +921,7 @@ void VMDisasm(FILE *out, const VMOP *code, int codesize, const VMScriptFunction
|
|||
#define PARAM_SOUND_AT(p,x) assert((p) < numparam); assert(param[p].Type == REGT_INT); FSoundID x = param[p].i;
|
||||
#define PARAM_COLOR_AT(p,x) assert((p) < numparam); assert(param[p].Type == REGT_INT); PalEntry x; x.d = param[p].i;
|
||||
#define PARAM_FLOAT_AT(p,x) assert((p) < numparam); assert(param[p].Type == REGT_FLOAT); double x = param[p].f;
|
||||
#define PARAM_ANGLE_AT(p,x) assert((p) < numparam); assert(param[p].Type == REGT_FLOAT); DAngle x = param[p].f;
|
||||
#define PARAM_ANGLE_AT(p,x) assert((p) < numparam); assert(param[p].Type == REGT_FLOAT); DAngle x = param[p].f;
|
||||
#define PARAM_STRING_AT(p,x) assert((p) < numparam); assert(param[p].Type == REGT_STRING); FString x = param[p].s();
|
||||
#define PARAM_STATE_AT(p,x) assert((p) < numparam); assert(param[p].Type == REGT_POINTER && (param[p].atag == ATAG_STATE || param[p].atag == ATAG_GENERIC || param[p].a == NULL)); FState *x = (FState *)param[p].a;
|
||||
#define PARAM_POINTER_AT(p,x,type) assert((p) < numparam); assert(param[p].Type == REGT_POINTER); type *x = (type *)param[p].a;
|
||||
|
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Loading…
Reference in a new issue