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Bug fix: Make the type of the result of a structure assignment be the type of the structure assigned. That is, the type of the result of the "=" itself, if used in a broader expression. This probably fixes some other subtle problems as well.

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git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@20001 e7fa87d3-cd2b-0410-9028-fcbf551c1848
This commit is contained in:
John Kessenich 2012-12-19 00:50:42 +00:00
parent f20bb0eb94
commit 5f96bbf9fd
2 changed files with 10 additions and 13 deletions
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2
glslang/Include/intermediate.h
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@ -281,7 +281,7 @@ public:
TIntermTyped(const TType& t) : type(t) { }
virtual TIntermTyped* getAsTyped() { return this; }
virtual void setType(const TType& t) { type = t; }
virtual TType getType() const { return type; }
virtual const TType& getType() const { return type; }
virtual TType* getTypePointer() { return &type; }
virtual TBasicType getBasicType() const { return type.getBasicType(); }

21
glslang/MachineIndependent/Intermediate.cpp
View File

@ -815,7 +815,7 @@ bool TIntermBinary::promote(TInfoSink& infoSink)
if (right->getNominalSize() > size)
size = right->getNominalSize();
TBasicType type = left->getBasicType();
TBasicType basicType = left->getBasicType();
//
// Arrays have to be exact matches.
@ -827,7 +827,8 @@ bool TIntermBinary::promote(TInfoSink& infoSink)
// Base assumption: just make the type the same as the left
// operand. Then only deviations from this need be coded.
//
setType(TType(type, EvqTemporary, left->getNominalSize(), left->isMatrix()));
setType(left->getType());
type.changeQualifier(EvqTemporary);
//
// Array operations.
@ -844,12 +845,8 @@ bool TIntermBinary::promote(TInfoSink& infoSink)
setType(TType(EbtBool));
break;
//
// Set array information.
//
case EOpAssign:
getType().setArraySize(left->getType().getArraySize());
getType().setArrayInformationType(left->getType().getArrayInformationType());
// array information was correctly set above
break;
default:
@ -939,12 +936,12 @@ bool TIntermBinary::promote(TInfoSink& infoSink)
op = EOpVectorTimesMatrix;
else {
op = EOpMatrixTimesScalar;
setType(TType(type, EvqTemporary, size, true));
setType(TType(basicType, EvqTemporary, size, true));
}
} else if (left->isMatrix() && !right->isMatrix()) {
if (right->isVector()) {
op = EOpMatrixTimesVector;
setType(TType(type, EvqTemporary, size, false));
setType(TType(basicType, EvqTemporary, size, false));
} else {
op = EOpMatrixTimesScalar;
}
@ -955,7 +952,7 @@ bool TIntermBinary::promote(TInfoSink& infoSink)
// leave as component product
} else if (left->isVector() || right->isVector()) {
op = EOpVectorTimesScalar;
setType(TType(type, EvqTemporary, size, false));
setType(TType(basicType, EvqTemporary, size, false));
}
} else {
infoSink.info.message(EPrefixInternalError, "Missing elses", getLine());
@ -984,7 +981,7 @@ bool TIntermBinary::promote(TInfoSink& infoSink)
if (! left->isVector())
return false;
op = EOpVectorTimesScalarAssign;
setType(TType(type, EvqTemporary, size, false));
setType(TType(basicType, EvqTemporary, size, false));
}
} else {
infoSink.info.message(EPrefixInternalError, "Missing elses", getLine());
@ -1007,7 +1004,7 @@ bool TIntermBinary::promote(TInfoSink& infoSink)
left->isVector() && right->isMatrix() ||
left->getBasicType() != right->getBasicType())
return false;
setType(TType(type, EvqTemporary, size, left->isMatrix() || right->isMatrix()));
setType(TType(basicType, EvqTemporary, size, left->isMatrix() || right->isMatrix()));
break;
case EOpEqual: