diff options
| author | Michal Krol <[email protected]> | 2005-03-18 14:28:02 +0000 |
|---|---|---|
| committer | Michal Krol <[email protected]> | 2005-03-18 14:28:02 +0000 |
| commit | 2fb2e27e28569371bd0d12aa74504d53bb04edc0 (patch) | |
| tree | 87fd04629f66c78767e68ed8fe9ea2d552771042 /src/mesa/shader/slang/MachineIndependent/Intermediate.cpp | |
| parent | 5b641a516ecde984027d4fc1fe198195b7b861a7 (diff) | |
update against 03-Feb-2005 release
Diffstat (limited to 'src/mesa/shader/slang/MachineIndependent/Intermediate.cpp')
| -rwxr-xr-x | src/mesa/shader/slang/MachineIndependent/Intermediate.cpp | 578 |
1 files changed, 315 insertions, 263 deletions
diff --git a/src/mesa/shader/slang/MachineIndependent/Intermediate.cpp b/src/mesa/shader/slang/MachineIndependent/Intermediate.cpp index f21e7b470f7..759a2902629 100755 --- a/src/mesa/shader/slang/MachineIndependent/Intermediate.cpp +++ b/src/mesa/shader/slang/MachineIndependent/Intermediate.cpp @@ -1,5 +1,5 @@ //
-//Copyright (C) 2002-2004 3Dlabs Inc. Ltd.
+//Copyright (C) 2002-2005 3Dlabs Inc. Ltd.
//All rights reserved.
//
//Redistribution and use in source and binary forms, with or without
@@ -40,7 +40,6 @@ #include "localintermediate.h"
#include "QualifierAlive.h"
#include "RemoveTree.h"
-#include <assert.h>
#include <float.h>
////////////////////////////////////////////////////////////////////////////
@@ -230,7 +229,7 @@ TIntermTyped* TIntermediate::addIndex(TOperator op, TIntermTyped* base, TIntermT node->setLeft(base);
node->setRight(index);
- // caller should set the type
+ // caller should set the type
return node;
}
@@ -446,12 +445,17 @@ TIntermTyped* TIntermediate::addConversion(TOperator op, const TType& type, TInt bool allConstant = true;
// check to see if there is an aggregate node
if (node->getAsAggregate()) {
+ if (node->getAsAggregate()->getOp() != EOpFunctionCall) {
+ // if the aggregate node is a constructor or a comma operator, look at its children, if they are constant
+ // convert them into the right type
TIntermSequence &sequenceVector = node->getAsAggregate()->getSequence() ;
for (TIntermSequence::iterator p = sequenceVector.begin();
p != sequenceVector.end(); p++) {
if (!(*p)->getAsTyped()->getAsConstantUnion())
allConstant = false;
}
+ } else
+ allConstant = false;
}
if (allConstant && node->getAsAggregate()) { // we can do the constant folding here as all the nodes of the aggregate are const
TIntermSequence &sequenceVector = node->getAsAggregate()->getSequence() ;
@@ -559,10 +563,8 @@ TIntermTyped* TIntermediate::addConversion(TOperator op, const TType& type, TInt return 0;
}
- newNode = new TIntermUnary(newOp, TType(promoteTo, EvqTemporary,
- node->getNominalSize(),
- node->isMatrix(),
- node->isArray()));
+ TType type(promoteTo, EvqTemporary, node->getNominalSize(), node->isMatrix(), node->isArray());
+ newNode = new TIntermUnary(newOp, type);
newNode->setLine(node->getLine());
newNode->setOperand(node);
@@ -648,6 +650,20 @@ TIntermNode* TIntermediate::addSelection(TIntermTyped* cond, TIntermNodePair nod return node;
}
+
+TIntermTyped* TIntermediate::addComma(TIntermTyped* left, TIntermTyped* right, TSourceLoc line)
+{
+ if (left->getType().getQualifier() == EvqConst && right->getType().getQualifier() == EvqConst) {
+ return right;
+ } else {
+ TIntermTyped *commaAggregate = growAggregate(left, right, line);
+ commaAggregate->getAsAggregate()->setOperator(EOpComma);
+ commaAggregate->setType(right->getType());
+ commaAggregate->getTypePointer()->changeQualifier(EvqTemporary);
+ return commaAggregate;
+ }
+}
+
//
// For "?:" test nodes. There are three children; a condition,
// a true path, and a false path. The two paths are specified
@@ -768,15 +784,6 @@ bool TIntermediate::postProcess(TIntermNode* root, EShLanguage language) if (aggRoot && aggRoot->getOp() == EOpNull)
aggRoot->setOperator(EOpSequence);
- //
- // Other things...
- //
-
- if (language == EShLangVertex && !QualifierWritten(root, EvqPosition)) {
- infoSink.info.message(EPrefixError, "gl_Position must be written by all paths through a vertex shader.");
- return false;
- }
-
return true;
}
@@ -785,8 +792,8 @@ bool TIntermediate::postProcess(TIntermNode* root, EShLanguage language) //
void TIntermediate::remove(TIntermNode* root)
{
- if (root)
- RemoveAllTreeNodes(root);
+ if (root)
+ RemoveAllTreeNodes(root);
}
////////////////////////////////////////////////////////////////
@@ -1062,7 +1069,7 @@ bool TIntermBinary::promote(TInfoSink& infoSink) case EOpAdd:
case EOpSub:
case EOpDiv:
- case EOpMod:
+ case EOpMod:
case EOpAddAssign:
case EOpSubAssign:
case EOpDivAssign:
@@ -1073,8 +1080,8 @@ bool TIntermBinary::promote(TInfoSink& infoSink) return false;
setType(TType(type, EvqTemporary, size, left->isMatrix() || right->isMatrix()));
break;
-
- case EOpEqual:
+
+ case EOpEqual:
case EOpNotEqual:
case EOpLessThan:
case EOpGreaterThan:
@@ -1116,7 +1123,7 @@ default: return true;
}
-bool compareStructure(TType leftNodeType, constUnion* rightUnionArray, constUnion* leftUnionArray, int& index)
+bool compareStructure(const TType& leftNodeType, constUnion* rightUnionArray, constUnion* leftUnionArray, int& index)
{
TTypeList* fields = leftNodeType.getStruct();
@@ -1172,131 +1179,144 @@ TIntermTyped* TIntermConstantUnion::fold(TOperator op, TIntermTyped* constantNod TIntermConstantUnion *node = constantNode->getAsConstantUnion();
TIntermConstantUnion *newNode;
constUnion* tempConstArray;
- int i;
switch(op) {
case EOpAdd:
tempConstArray = new constUnion[this->getSize()];
- for (i = 0; i < this->getSize(); i++) {
- switch (this->getType().getBasicType()) {
- case EbtFloat: tempConstArray[i].fConst = unionArray[i].fConst + node->getUnionArrayPointer()->fConst; break;
- case EbtInt: tempConstArray[i].iConst = unionArray[i].iConst + node->getUnionArrayPointer()->iConst; break;
- default:
- infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"+\"", this->getLine());
- return 0;
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ switch (this->getType().getBasicType()) {
+ case EbtFloat: tempConstArray[i].fConst = unionArray[i].fConst + node->getUnionArrayPointer()->fConst; break;
+ case EbtInt: tempConstArray[i].iConst = unionArray[i].iConst + node->getUnionArrayPointer()->iConst; break;
+ default:
+ infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"+\"", this->getLine());
+ return 0;
+ }
}
}
break;
case EOpMatrixTimesScalar:
case EOpVectorTimesScalar:
tempConstArray = new constUnion[this->getSize()];
- for (i = 0; i < this->getSize(); i++) {
- switch (this->getType().getBasicType()) {
- case EbtFloat: tempConstArray[i].fConst = unionArray[i].fConst * node->getUnionArrayPointer()->fConst; break;
- case EbtInt: tempConstArray[i].iConst = unionArray[i].iConst * node->getUnionArrayPointer()->iConst; break;
- default:
- infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"*\"", this->getLine());
- return 0;
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ switch (this->getType().getBasicType()) {
+ case EbtFloat: tempConstArray[i].fConst = unionArray[i].fConst * node->getUnionArrayPointer()->fConst; break;
+ case EbtInt: tempConstArray[i].iConst = unionArray[i].iConst * node->getUnionArrayPointer()->iConst; break;
+ default:
+ infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"*\"", this->getLine());
+ return 0;
+ }
}
}
break;
case EOpSub:
tempConstArray = new constUnion[this->getSize()];
- for (i = 0; i < this->getSize(); i++) {
- switch (this->getType().getBasicType()) {
- case EbtFloat:
- if (leftOperand)
- tempConstArray[i].fConst = unionArray[i].fConst - node->getUnionArrayPointer()->fConst;
- else
- tempConstArray[i].fConst = node->getUnionArrayPointer()->fConst - unionArray[i].fConst;
- break;
-
- case EbtInt:
- if (leftOperand)
- tempConstArray[i].iConst = unionArray[i].iConst - node->getUnionArrayPointer()->iConst;
- else
- tempConstArray[i].iConst = node->getUnionArrayPointer()->iConst - unionArray[i].iConst;
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ switch (this->getType().getBasicType()) {
+ case EbtFloat:
+ if (leftOperand)
+ tempConstArray[i].fConst = unionArray[i].fConst - node->getUnionArrayPointer()->fConst;
+ else
+ tempConstArray[i].fConst = node->getUnionArrayPointer()->fConst - unionArray[i].fConst;
break;
- default:
- infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"-\"", this->getLine());
- return 0;
+
+ case EbtInt:
+ if (leftOperand)
+ tempConstArray[i].iConst = unionArray[i].iConst - node->getUnionArrayPointer()->iConst;
+ else
+ tempConstArray[i].iConst = node->getUnionArrayPointer()->iConst - unionArray[i].iConst;
+ break;
+ default:
+ infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"-\"", this->getLine());
+ return 0;
+ }
}
}
break;
case EOpDiv:
tempConstArray = new constUnion[this->getSize()];
- for (i = 0; i < this->getSize(); i++) {
- switch (this->getType().getBasicType()) {
- case EbtFloat:
- if (leftOperand) {
- if (node->getUnionArrayPointer()->fConst == 0.0) {
- infoSink.info.message(EPrefixWarning, "Divide by zero error during constant folding", this->getLine());
- tempConstArray[i].fConst = FLT_MAX;
- } else
- tempConstArray[i].fConst = unionArray[i].fConst / node->getUnionArrayPointer()->fConst;
- } else {
- if (unionArray[i].fConst == 0.0) {
- infoSink.info.message(EPrefixWarning, "Divide by zero error during constant folding", this->getLine());
- tempConstArray[i].fConst = FLT_MAX;
- } else
- tempConstArray[i].fConst = node->getUnionArrayPointer()->fConst / unionArray[i].fConst;
- }
- break;
-
- case EbtInt:
- if (leftOperand) {
- if (node->getUnionArrayPointer()->iConst == 0) {
- infoSink.info.message(EPrefixWarning, "Divide by zero error during constant folding", this->getLine());
- tempConstArray[i].iConst = INT_MAX;
- } else
- tempConstArray[i].iConst = unionArray[i].iConst / node->getUnionArrayPointer()->iConst;
- } else {
- if (unionArray[i].iConst == 0) {
- infoSink.info.message(EPrefixWarning, "Divide by zero error during constant folding", this->getLine());
- tempConstArray[i].iConst = INT_MAX;
- } else
- tempConstArray[i].iConst = node->getUnionArrayPointer()->iConst / unionArray[i].iConst;
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ switch (this->getType().getBasicType()) {
+ case EbtFloat:
+ if (leftOperand) {
+ if (node->getUnionArrayPointer()->fConst == 0.0) {
+ infoSink.info.message(EPrefixWarning, "Divide by zero error during constant folding", this->getLine());
+ tempConstArray[i].fConst = FLT_MAX;
+ } else
+ tempConstArray[i].fConst = unionArray[i].fConst / node->getUnionArrayPointer()->fConst;
+ } else {
+ if (unionArray[i].fConst == 0.0) {
+ infoSink.info.message(EPrefixWarning, "Divide by zero error during constant folding", this->getLine());
+ tempConstArray[i].fConst = FLT_MAX;
+ } else
+ tempConstArray[i].fConst = node->getUnionArrayPointer()->fConst / unionArray[i].fConst;
+ }
+ break;
+
+ case EbtInt:
+ if (leftOperand) {
+ if (node->getUnionArrayPointer()->iConst == 0) {
+ infoSink.info.message(EPrefixWarning, "Divide by zero error during constant folding", this->getLine());
+ tempConstArray[i].iConst = INT_MAX;
+ } else
+ tempConstArray[i].iConst = unionArray[i].iConst / node->getUnionArrayPointer()->iConst;
+ } else {
+ if (unionArray[i].iConst == 0) {
+ infoSink.info.message(EPrefixWarning, "Divide by zero error during constant folding", this->getLine());
+ tempConstArray[i].iConst = INT_MAX;
+ } else
+ tempConstArray[i].iConst = node->getUnionArrayPointer()->iConst / unionArray[i].iConst;
+ }
+ break;
+ default:
+ infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"/\"", this->getLine());
+ return 0;
}
- break;
- default:
- infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"/\"", this->getLine());
- return 0;
}
}
break;
case EOpLogicalAnd: // this code is written for possible future use, will not get executed currently
tempConstArray = new constUnion[this->getSize()];
- for (i = 0; i < this->getSize(); i++) {
- switch (this->getType().getBasicType()) {
- case EbtBool: tempConstArray[i].bConst = unionArray[i].bConst && node->getUnionArrayPointer()->bConst; break;
- default:
- infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"&&\"", this->getLine());
- return 0;
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ switch (this->getType().getBasicType()) {
+ case EbtBool: tempConstArray[i].bConst = unionArray[i].bConst && node->getUnionArrayPointer()->bConst; break;
+ default:
+ infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"&&\"", this->getLine());
+ return 0;
+ }
}
}
break;
case EOpLogicalXor: // this code is written for possible future use, will not get executed currently
tempConstArray = new constUnion[this->getSize()];
- for (i = 0; i < this->getSize(); i++) {
- switch (this->getType().getBasicType()) {
- case EbtBool: tempConstArray[i].bConst = unionArray[i].bConst ^ node->getUnionArrayPointer()->bConst; break;
- default:
- infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"^^\"", this->getLine());
- return 0;
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ switch (this->getType().getBasicType()) {
+ case EbtBool: tempConstArray[i].bConst = unionArray[i].bConst ^ node->getUnionArrayPointer()->bConst; break;
+ default:
+ infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"^^\"", this->getLine());
+ return 0;
+ }
}
}
break;
- case EOpLogicalOr: // this code is written for possible future use, will not get executed currently
+ case EOpLogicalOr: // this code is written for possible future use, will not get executed currently
tempConstArray = new constUnion[this->getSize()];
- for (i = 0; i < this->getSize(); i++) {
- switch (this->getType().getBasicType()) {
- case EbtBool: tempConstArray[i].bConst = unionArray[i].bConst || node->getUnionArrayPointer()->bConst; break;
- default:
- infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"||\"", this->getLine());
- return 0;
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ switch (this->getType().getBasicType()) {
+ case EbtBool: tempConstArray[i].bConst = unionArray[i].bConst || node->getUnionArrayPointer()->bConst; break;
+ default:
+ infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"||\"", this->getLine());
+ return 0;
+ }
}
}
break;
@@ -1316,68 +1336,69 @@ TIntermTyped* TIntermConstantUnion::fold(TOperator op, TIntermTyped* constantNod TIntermConstantUnion *tempNode;
int index = 0;
bool boolNodeFlag = false;
- int i;
switch(op) {
case EOpAdd:
tempConstArray = new constUnion[this->getSize()];
- for (i = 0; i < this->getSize(); i++) {
- switch (this->getType().getBasicType()) {
- case EbtFloat: tempConstArray[i].fConst = unionArray[i].fConst + rightUnionArray[i].fConst; break;
- case EbtInt: tempConstArray[i].iConst = unionArray[i].iConst + rightUnionArray[i].iConst; break;
- default:
- infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"+\"", this->getLine());
- return 0;
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ switch (this->getType().getBasicType()) {
+ case EbtFloat: tempConstArray[i].fConst = unionArray[i].fConst + rightUnionArray[i].fConst; break;
+ case EbtInt: tempConstArray[i].iConst = unionArray[i].iConst + rightUnionArray[i].iConst; break;
+ default:
+ infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"+\"", this->getLine());
+ return 0;
+ }
}
}
break;
case EOpSub:
tempConstArray = new constUnion[this->getSize()];
- for (i = 0; i < this->getSize(); i++) {
- switch (this->getType().getBasicType()) {
- case EbtFloat:
- if (leftOperand)
- tempConstArray[i].fConst = unionArray[i].fConst - rightUnionArray[i].fConst;
- else
- tempConstArray[i].fConst = rightUnionArray[i].fConst - unionArray[i].fConst;
- break;
-
- case EbtInt:
- if (leftOperand)
- tempConstArray[i].iConst = unionArray[i].iConst - rightUnionArray[i].iConst;
- else
- tempConstArray[i].iConst = rightUnionArray[i].iConst - unionArray[i].iConst;
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ switch (this->getType().getBasicType()) {
+ case EbtFloat:
+ if (leftOperand)
+ tempConstArray[i].fConst = unionArray[i].fConst - rightUnionArray[i].fConst;
+ else
+ tempConstArray[i].fConst = rightUnionArray[i].fConst - unionArray[i].fConst;
break;
+
+ case EbtInt:
+ if (leftOperand)
+ tempConstArray[i].iConst = unionArray[i].iConst - rightUnionArray[i].iConst;
+ else
+ tempConstArray[i].iConst = rightUnionArray[i].iConst - unionArray[i].iConst;
+ break;
- default:
- infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"-\"", this->getLine());
- return 0;
+ default:
+ infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"-\"", this->getLine());
+ return 0;
+ }
}
}
break;
case EOpMul:
- {
- if (this->isVector()) { // two vectors multiplied together
- int size = this->getSize();
- tempConstArray = new constUnion[size];
-
- for (int i = 0; i < size; i++) {
- switch (this->getType().getBasicType()) {
- case EbtFloat: tempConstArray[i].fConst = unionArray[i].fConst * rightUnionArray[i].fConst; break;
- case EbtInt: tempConstArray[i].iConst = unionArray[i].iConst * rightUnionArray[i].iConst; break;
- default:
- infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for vector multiply", this->getLine());
- return 0;
- }
+ if (this->isVector()) { // two vectors multiplied together
+ int size = this->getSize();
+ tempConstArray = new constUnion[size];
+
+ for (int i = 0; i < size; i++) {
+ switch (this->getType().getBasicType()) {
+ case EbtFloat: tempConstArray[i].fConst = unionArray[i].fConst * rightUnionArray[i].fConst; break;
+ case EbtInt: tempConstArray[i].iConst = unionArray[i].iConst * rightUnionArray[i].iConst; break;
+ default:
+ infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for vector multiply", this->getLine());
+ return 0;
}
- }
- }
+ }
+ }
break;
case EOpMatrixTimesMatrix:
- {
- if (this->getType().getBasicType() != EbtFloat || node->getBasicType() != EbtFloat) {
- infoSink.info.message(EPrefixInternalError, "Constant Folding cannot be done for matrix multiply", this->getLine());
- return 0;
- }
+ if (this->getType().getBasicType() != EbtFloat || node->getBasicType() != EbtFloat) {
+ infoSink.info.message(EPrefixInternalError, "Constant Folding cannot be done for matrix multiply", this->getLine());
+ return 0;
+ }
+ {// support MSVC++6.0
int size = this->getNominalSize();
tempConstArray = new constUnion[size*size];
for (int row = 0; row < size; row++) {
@@ -1392,42 +1413,44 @@ TIntermTyped* TIntermConstantUnion::fold(TOperator op, TIntermTyped* constantNod break;
case EOpDiv:
tempConstArray = new constUnion[this->getSize()];
- for (i = 0; i < this->getSize(); i++) {
- switch (this->getType().getBasicType()) {
- case EbtFloat:
- if (leftOperand) {
- if (rightUnionArray[i].fConst == 0.0) {
- infoSink.info.message(EPrefixWarning, "Divide by zero error during constant folding", this->getLine());
- tempConstArray[i].fConst = FLT_MAX;
- } else
- tempConstArray[i].fConst = unionArray[i].fConst / rightUnionArray[i].fConst;
- } else {
- if (unionArray[i].fConst == 0.0) {
- infoSink.info.message(EPrefixWarning, "Divide by zero error during constant folding", this->getLine());
- tempConstArray[i].fConst = FLT_MAX;
- } else
- tempConstArray[i].fConst = rightUnionArray[i].fConst / unionArray[i].fConst;
- }
- break;
-
- case EbtInt:
- if (leftOperand) {
- if (rightUnionArray[i].iConst == 0) {
- infoSink.info.message(EPrefixWarning, "Divide by zero error during constant folding", this->getLine());
- tempConstArray[i].iConst = INT_MAX;
- } else
- tempConstArray[i].iConst = unionArray[i].iConst / rightUnionArray[i].iConst;
- } else {
- if (unionArray[i].iConst == 0) {
- infoSink.info.message(EPrefixWarning, "Divide by zero error during constant folding", this->getLine());
- tempConstArray[i].iConst = INT_MAX;
- } else
- tempConstArray[i].iConst = rightUnionArray[i].iConst / unionArray[i].iConst;
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ switch (this->getType().getBasicType()) {
+ case EbtFloat:
+ if (leftOperand) {
+ if (rightUnionArray[i].fConst == 0.0) {
+ infoSink.info.message(EPrefixWarning, "Divide by zero error during constant folding", this->getLine());
+ tempConstArray[i].fConst = FLT_MAX;
+ } else
+ tempConstArray[i].fConst = unionArray[i].fConst / rightUnionArray[i].fConst;
+ } else {
+ if (unionArray[i].fConst == 0.0) {
+ infoSink.info.message(EPrefixWarning, "Divide by zero error during constant folding", this->getLine());
+ tempConstArray[i].fConst = FLT_MAX;
+ } else
+ tempConstArray[i].fConst = rightUnionArray[i].fConst / unionArray[i].fConst;
+ }
+ break;
+
+ case EbtInt:
+ if (leftOperand) {
+ if (rightUnionArray[i].iConst == 0) {
+ infoSink.info.message(EPrefixWarning, "Divide by zero error during constant folding", this->getLine());
+ tempConstArray[i].iConst = INT_MAX;
+ } else
+ tempConstArray[i].iConst = unionArray[i].iConst / rightUnionArray[i].iConst;
+ } else {
+ if (unionArray[i].iConst == 0) {
+ infoSink.info.message(EPrefixWarning, "Divide by zero error during constant folding", this->getLine());
+ tempConstArray[i].iConst = INT_MAX;
+ } else
+ tempConstArray[i].iConst = rightUnionArray[i].iConst / unionArray[i].iConst;
+ }
+ break;
+ default:
+ infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"/\"", this->getLine());
+ return 0;
}
- break;
- default:
- infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"/\"", this->getLine());
- return 0;
}
}
break;
@@ -1436,22 +1459,23 @@ TIntermTyped* TIntermConstantUnion::fold(TOperator op, TIntermTyped* constantNod if (node->getBasicType() != EbtFloat) {
infoSink.info.message(EPrefixInternalError, "Constant Folding cannot be done for matrix times vector", this->getLine());
return 0;
- }
+ }
tempConstArray = new constUnion[this->getNominalSize()];
- {
- for (int size = this->getNominalSize(), i = 0; i < size; i++) {
- tempConstArray[i].fConst = 0.0;
- for (int j = 0; j < size; j++) {
- tempConstArray[i].fConst += ((unionArray[j*size + i].fConst) * rightUnionArray[j].fConst);
- }
- }
- }
+
+ {// support MSVC++6.0
+ for (int size = this->getNominalSize(), i = 0; i < size; i++) {
+ tempConstArray[i].fConst = 0.0;
+ for (int j = 0; j < size; j++) {
+ tempConstArray[i].fConst += ((unionArray[j*size + i].fConst) * rightUnionArray[j].fConst);
+ }
+ }
+ }
tempNode = new TIntermConstantUnion(tempConstArray, node->getType());
tempNode->setLine(this->getLine());
return tempNode;
-
+
case EOpVectorTimesMatrix:
if (this->getType().getBasicType() != EbtFloat) {
infoSink.info.message(EPrefixInternalError, "Constant Folding cannot be done for vector times matrix", this->getLine());
@@ -1459,48 +1483,54 @@ TIntermTyped* TIntermConstantUnion::fold(TOperator op, TIntermTyped* constantNod }
tempConstArray = new constUnion[this->getNominalSize()];
- {
- for (int size = this->getNominalSize(), i = 0; i < size; i++) {
- tempConstArray[i].fConst = 0.0;
- for (int j = 0; j < size; j++) {
- tempConstArray[i].fConst += ((unionArray[j].fConst) * rightUnionArray[i*size + j].fConst);
- }
- }
+ {// support MSVC++6.0
+ for (int size = this->getNominalSize(), i = 0; i < size; i++) {
+ tempConstArray[i].fConst = 0.0;
+ for (int j = 0; j < size; j++) {
+ tempConstArray[i].fConst += ((unionArray[j].fConst) * rightUnionArray[i*size + j].fConst);
+ }
+ }
}
break;
case EOpLogicalAnd: // this code is written for possible future use, will not get executed currently
tempConstArray = new constUnion[this->getSize()];
- for (i = 0; i < this->getSize(); i++) {
- switch (this->getType().getBasicType()) {
- case EbtBool: tempConstArray[i].bConst = unionArray[i].bConst && rightUnionArray[i].bConst; break;
- default:
- infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"&&\"", this->getLine());
- return 0;
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ switch (this->getType().getBasicType()) {
+ case EbtBool: tempConstArray[i].bConst = unionArray[i].bConst && rightUnionArray[i].bConst; break;
+ default:
+ infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"&&\"", this->getLine());
+ return 0;
+ }
}
}
break;
case EOpLogicalXor: // this code is written for possible future use, will not get executed currently
tempConstArray = new constUnion[this->getSize()];
- for (i = 0; i < this->getSize(); i++) {
- switch (this->getType().getBasicType()) {
- case EbtBool: tempConstArray[i].bConst = unionArray[i].bConst ^ rightUnionArray[i].bConst; break;
- default:
- infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"^^\"", this->getLine());
- return 0;
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ switch (this->getType().getBasicType()) {
+ case EbtBool: tempConstArray[i].bConst = unionArray[i].bConst ^ rightUnionArray[i].bConst; break;
+ default:
+ infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"^^\"", this->getLine());
+ return 0;
+ }
}
}
break;
case EOpLogicalOr: // this code is written for possible future use, will not get executed currently
tempConstArray = new constUnion[this->getSize()];
- for (i = 0; i < this->getSize(); i++) {
- switch (this->getType().getBasicType()) {
- case EbtBool: tempConstArray[i].bConst = unionArray[i].bConst || rightUnionArray[i].bConst; break;
- default:
- infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"||\"", this->getLine());
- return 0;
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ switch (this->getType().getBasicType()) {
+ case EbtBool: tempConstArray[i].bConst = unionArray[i].bConst || rightUnionArray[i].bConst; break;
+ default:
+ infoSink.info.message(EPrefixInternalError, "Constant folding cannot be done for \"||\"", this->getLine());
+ return 0;
+ }
}
}
break;
@@ -1509,27 +1539,33 @@ TIntermTyped* TIntermConstantUnion::fold(TOperator op, TIntermTyped* constantNod switch (this->getType().getBasicType()) {
case EbtFloat:
- for (i = 0; i < this->getSize(); i++) {
- if (unionArray[i].fConst != rightUnionArray[i].fConst) {
- boolNodeFlag = true;
- break; // break out of for loop
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ if (unionArray[i].fConst != rightUnionArray[i].fConst) {
+ boolNodeFlag = true;
+ break; // break out of for loop
+ }
}
}
break;
case EbtInt:
- for (i = 0; i < this->getSize(); i++) {
- if (unionArray[i].iConst != rightUnionArray[i].iConst) {
- boolNodeFlag = true;
- break; // break out of for loop
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ if (unionArray[i].iConst != rightUnionArray[i].iConst) {
+ boolNodeFlag = true;
+ break; // break out of for loop
+ }
}
}
break;
case EbtBool:
- for (i = 0; i < this->getSize(); i++) {
- if (unionArray[i].bConst != rightUnionArray[i].bConst) {
- boolNodeFlag = true;
- break; // break out of for loop
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ if (unionArray[i].bConst != rightUnionArray[i].bConst) {
+ boolNodeFlag = true;
+ break; // break out of for loop
+ }
}
}
break;
@@ -1559,27 +1595,33 @@ TIntermTyped* TIntermConstantUnion::fold(TOperator op, TIntermTyped* constantNod case EOpNotEqual:
switch (this->getType().getBasicType()) {
case EbtFloat:
- for (i = 0; i < this->getSize(); i++) {
- if (unionArray[i].fConst == rightUnionArray[i].fConst) {
- boolNodeFlag = true;
- break; // break out of for loop
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ if (unionArray[i].fConst == rightUnionArray[i].fConst) {
+ boolNodeFlag = true;
+ break; // break out of for loop
+ }
}
}
break;
case EbtInt:
- for (i = 0; i < this->getSize(); i++) {
- if (unionArray[i].iConst == rightUnionArray[i].iConst) {
- boolNodeFlag = true;
- break; // break out of for loop
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ if (unionArray[i].iConst == rightUnionArray[i].iConst) {
+ boolNodeFlag = true;
+ break; // break out of for loop
+ }
}
}
break;
case EbtBool:
- for (i = 0; i < this->getSize(); i++) {
- if (unionArray[i].bConst == rightUnionArray[i].bConst) {
- boolNodeFlag = true;
- break; // break out of for loop
+ {// support MSVC++6.0
+ for (int i = 0; i < this->getSize(); i++) {
+ if (unionArray[i].bConst == rightUnionArray[i].bConst) {
+ boolNodeFlag = true;
+ break; // break out of for loop
+ }
}
}
break;
@@ -1945,7 +1987,8 @@ TIntermTyped* TIntermediate::promoteConstantUnion(TBasicType promoteTo, TIntermC }
}
- TType t = node->getType();
+
+ const TType& t = node->getType();
return addConstantUnion(leftUnionArray, TType(promoteTo, t.getQualifier(), t.getNominalSize(), t.isMatrix(), t.isArray()), node->getLine());
}
@@ -2027,31 +2070,40 @@ bool TIntermediate::removeMatrixConstNode(TIntermSequence &parentSequence, TType TIntermSequence::iterator parentNodeIter;
TIntermSequence &childSequence = child->getSequence();
- int i;
switch (child->getOp()) {
case EOpConstructMat2:
case EOpConstructMat3:
case EOpConstructMat4:
- for (i = 0; i < child->getType().getInstanceSize(); i++) {
- constUnion* constantUnion = new constUnion[1];
- if (i % (child->getType().getNominalSize() + 1) == 0) {
- *constantUnion = *(childSequence[0]->getAsConstantUnion()->getUnionArrayPointer());
- } else {
- switch (parentType.getBasicType()) {
- case EbtInt: constantUnion->iConst = 0; break;
- case EbtFloat: constantUnion->fConst = 0.0; break;
- case EbtBool: constantUnion->bConst = false; break;
+ {// support MSVC++6.0
+ for (int i = 0; i < child->getType().getInstanceSize(); i++) {
+ constUnion* constantUnion = new constUnion[1];
+ if (i % (child->getType().getNominalSize() + 1) == 0) {
+ *constantUnion = *(childSequence[0]->getAsConstantUnion()->getUnionArrayPointer());
+ } else {
+ switch (parentType.getBasicType()) {
+ case EbtInt: constantUnion->iConst = 0; break;
+ case EbtFloat: constantUnion->fConst = 0.0; break;
+ case EbtBool: constantUnion->bConst = false; break;
+ }
}
+ TIntermConstantUnion *constant = new TIntermConstantUnion(constantUnion,
+ childSequence[0]->getAsConstantUnion()->getType());
+ constant->setLine(child->getLine());
+ parentNodeIter = parentSequence.begin() + offset + i;
+ parentSequence.insert(parentNodeIter, constant);
}
- TIntermConstantUnion *constant = new TIntermConstantUnion(constantUnion,
- childSequence[0]->getAsConstantUnion()->getType());
- constant->setLine(child->getLine());
- parentNodeIter = parentSequence.begin() + offset + i;
- parentSequence.insert(parentNodeIter, constant);
}
return true;
default:
return false;
}
}
+
+void TIntermAggregate::addToPragmaTable(const TPragmaTable& pTable)
+{
+ assert (!pragmaTable);
+ pragmaTable = new TPragmaTable();
+ *pragmaTable = pTable;
+}
+
|