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#include "slang-ir-user-type-hint.h"
#include "slang-ir-insts.h"
#include "slang-ir-util.h"
#include "slang-ir.h"
namespace Slang
{
void addUserTypeHintDecorations(IRModule* module)
{
for (auto globalInst : module->getGlobalInsts())
{
auto inst = as<IRGlobalParam>(globalInst);
if (!inst)
continue;
if (inst->getDataType())
{
// Preserve the original type name as a decoration before we do any type lowering.
// This is needed to implement -fspv-reflect, which allows the compiler to output the
// original user-friendly type name of each shader parameter as a SPIRV decoration.
//
StringBuilder sb;
getTypeNameHint(sb, inst->getDataType());
if (sb.getLength())
{
IRBuilder builder(inst);
builder.addDecoration(
inst,
kIROp_UserTypeNameDecoration,
builder.getStringValue(sb.produceString().getUnownedSlice()));
}
}
}
}
} // namespace Slang
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