zdoom/gzdoom
0
0
Fork 0
mirror of https://github.com/ZDoom/gzdoom.git synced 2024-11-30 15:52:09 +00:00
Code Issues Projects Releases Packages Wiki Activity

- implemented ~== operator.

Browse source 
Turned out this was really simple because the functionality was already there.
This commit is contained in:
Christoph Oelckers 2016-10-22 09:31:37 +02:00
parent 09b82b8a3a
commit 43aec68559
2 changed files with 4 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
src/scripting/codegeneration/codegen.cpp
View file

@ -2525,6 +2525,7 @@ FxExpression *FxCompareEq::Resolve(FCompileContext& ctx)
return NULL;
}
if (Operator == TK_ApproxEq && ValueType->GetRegType() != REGT_FLOAT) Operator = TK_Eq;
if (left->isConstant() && right->isConstant())
{
int v;
@ -2533,7 +2534,7 @@ FxExpression *FxCompareEq::Resolve(FCompileContext& ctx)
{
double v1 = static_cast<FxConstant *>(left)->GetValue().GetFloat();
double v2 = static_cast<FxConstant *>(right)->GetValue().GetFloat();
v = Operator == TK_Eq? v1 == v2 : v1 != v2;
v = Operator == TK_Eq? v1 == v2 : Operator == TK_Neq? v1 != v2 : fabs(v1-v2) < VM_EPSILON;
}
else
{
@ -2588,7 +2589,7 @@ ExpEmit FxCompareEq::Emit(VMFunctionBuilder *build)
// See FxUnaryNotBoolean for comments, since it's the same thing.
build->Emit(OP_LI, to.RegNum, 0, 0);
build->Emit(instr, Operator != TK_Eq, op1.RegNum, op2.RegNum);
build->Emit(instr, Operator == TK_ApproxEq? CMP_APPROX : Operator != TK_Eq, op1.RegNum, op2.RegNum);
build->Emit(OP_JMP, 1);
build->Emit(OP_LI, to.RegNum, 1);
return to;

3
src/scripting/zscript/zcc_compile.cpp
View file

@ -2535,6 +2535,7 @@ FxExpression *ZCCCompiler::ConvertNode(ZCC_TreeNode *ast)
case PEX_EQEQ:
case PEX_NEQ:
case PEX_APREQ:
return new FxCompareEq(tok, left, right);
case PEX_Assign:
@ -2563,8 +2564,6 @@ FxExpression *ZCCCompiler::ConvertNode(ZCC_TreeNode *ast)
// todo: These do not have representations in DECORATE and no implementation exists yet.
case PEX_Concat:
case PEX_Is:
// more esoteric operators
case PEX_APREQ:
// vector operations will be done later.
case PEX_CrossProduct: