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Add switch/case/default statements, using a switch node that contains a sequence of case/default nodes and top-level nodes of the code chunks in between them.

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git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@21131 e7fa87d3-cd2b-0410-9028-fcbf551c1848
This commit is contained in:
John Kessenich 2013-04-12 03:57:02 +00:00
parent 8e5425745f
commit 0576126005
10 changed files with 244 additions and 23 deletions
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4
glslang/MachineIndependent/ParseHelper.h
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@ -78,7 +78,7 @@ struct TParseContext {
int numErrors;
bool lexAfterType; // true if we've recognized a type, so can only be looking for an identifier
int loopNestingLevel; // 0 if outside all loops
int switchNestingLevel; // 0 if outside all switch statements
TList<TIntermSequence*> switchSequenceStack; // case, node, case, case, node, ...; ensure only one node between cases; stack of them for nesting
bool inTypeParen; // true if in parentheses, looking only for an identifier
const TType* currentFunctionType; // the return type of the function that's currently being parsed
bool functionReturnsValue; // true if a non-void function has a return
@ -143,6 +143,8 @@ struct TParseContext {
TIntermTyped* constructStruct(TIntermNode*, const TType&, int, TSourceLoc);
TIntermTyped* constructBuiltIn(const TType&, TOperator, TIntermNode*, TSourceLoc, bool subset);
void addBlock(int line, TPublicType& qualifier, const TString& blockName, TTypeList& typeList, const TString* instanceName = 0, TArraySizes arraySizes = 0);
void wrapupSwitchSubsequence(TIntermAggregate* statements, TIntermNode* branchNode);
TIntermNode* addSwitch(int line, TIntermTyped* expression, TIntermAggregate* body);
void updateDefaults(int line, const TPublicType&, const TString* id);
TIntermTyped* addConstVectorNode(TVectorFields&, TIntermTyped*, TSourceLoc);
TIntermTyped* addConstMatrixNode(int , TIntermTyped*, TSourceLoc);