func.h

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/** @file func.h
    @brief Representation of a function in a source file.
*/

#pragma once

#include "ispc.h"
#include <vector>

class Function {
  public:
    Function(Symbol *sym, Stmt *code);

    const Type *GetReturnType() const;
    const FunctionType *GetType() const;

    /** Generate LLVM IR for the function into the current module. */
    void GenerateIR();

  private:
    void emitCode(FunctionEmitContext *ctx, llvm::Function *function, SourcePos firstStmtPos);

    Symbol *sym;
    std::vector<Symbol *> args;
    Stmt *code;
    Symbol *maskSymbol;
    Symbol *threadIndexSym, *threadCountSym;
    Symbol *taskIndexSym, *taskCountSym;
    Symbol *taskIndexSym0, *taskCountSym0;
    Symbol *taskIndexSym1, *taskCountSym1;
    Symbol *taskIndexSym2, *taskCountSym2;
};