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// slang-ir-specialize-function-call.h
#pragma once
namespace Slang
{
struct CodeGenContext;
struct IRInst;
struct IRModule;
struct IRParam;
struct IRCall;
class Module;
class FunctionCallSpecializeCondition
{
public:
virtual bool doesParamWantSpecialization(IRParam* param, IRInst* arg, IRCall* callInst) = 0;
virtual bool isParamSuitableForSpecialization(IRParam* param, IRInst* arg);
virtual bool doesParamTypeWantSpecialization(IRParam* param, IRInst* arg);
};
/// Specialize calls to functions with certain type of parameters.
///
/// For any function that has a specific type of input parameters
/// this pass will rewrite its call sites that pass suitable arguments
/// (e.g., direct references to global shader parameters) to instead call
/// a specialized variant of the function that does not have
/// those resource parameters (and instead, e.g, refers to the
/// global shader parameters directly).
/// Returns true if any changes are made.
bool specializeFunctionCalls(
CodeGenContext* codeGenContext,
IRModule* module,
FunctionCallSpecializeCondition* condition);
} // namespace Slang
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