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Add reflection queries for thread local size and ssbo auto-binding

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New command line option --shift-ssbo-binding mirrors --shift-ubo-binding, etc.

New reflection query getLocalSize(int dim) queries local size, e.g, CS threads.
This commit is contained in:
steve-lunarg 2017-02-21 17:19:08 -07:00
parent 5da1f038d8
commit 932bb5cc4e
11 changed files with 265 additions and 15 deletions
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25
glslang/MachineIndependent/reflection.cpp
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@ -696,14 +696,27 @@ void TReflectionTraverser::visitSymbol(TIntermSymbol* base)
// Implement TReflection methods.
//
// Track any required attribute reflection, such as compute shader numthreads.
//
void TReflection::buildAttributeReflection(EShLanguage stage, const TIntermediate& intermediate)
{
if (stage == EShLangCompute) {
// Remember thread dimensions
for (int dim=0; dim<3; ++dim)
localSize[dim] = intermediate.getLocalSize(dim);
}
}
// Merge live symbols from 'intermediate' into the existing reflection database.
//
// Returns false if the input is too malformed to do this.
bool TReflection::addStage(EShLanguage, const TIntermediate& intermediate)
bool TReflection::addStage(EShLanguage stage, const TIntermediate& intermediate)
{
if (intermediate.getNumEntryPoints() != 1 || intermediate.isRecursive())
return false;
buildAttributeReflection(stage, intermediate);
TReflectionTraverser it(intermediate, *this);
// put the entry point on the list of functions to process
@ -736,6 +749,16 @@ void TReflection::dump()
indexToAttribute[i].dump();
printf("\n");
if (getLocalSize(0) > 1) {
static const char* axis[] = { "X", "Y", "Z" };
for (int dim=0; dim<3; ++dim)
if (getLocalSize(dim) > 1)
printf("Local size %s: %d\n", axis[dim], getLocalSize(dim));
printf("\n");
}
// printf("Live names\n");
// for (TNameToIndex::const_iterator it = nameToIndex.begin(); it != nameToIndex.end(); ++it)
// printf("%s: %d\n", it->first.c_str(), it->second);