// getcallerfp returns the frame pointer of the caller of the caller
// of this function.
//
//go:nosplit
//go:noinline
func getcallerfp() uintptr {
	fp := getfp() // This frame's FP.
	if fp != 0 {
		fp = *(*uintptr)(unsafe.Pointer(fp)) // The caller's FP.
		fp = *(*uintptr)(unsafe.Pointer(fp)) // The caller's caller's FP.
	}
	return fp

  // op. The MapDataset op always has N+1 inputs.
  // TODO(jpienaar): Avoid this lookup.
  auto module = op->getParentOfType<ModuleOp>();
  auto f = module.lookupSymbol<func::FuncOp>(op.getF());
  // Skip if function is not found or more than one caller.
  if (!f || !llvm::hasSingleElement(GetCallers(f))) return false;
  return InferShapeForDatasetOpCommon(op, f, max_iterations);
}

				// frame, whereas the saved frame pointer will give us the
				// caller's return address first (so, not including
				// saveblockevent)
				mp.profStack[0] -= 1
			}
			nstk += fpTracebackPCs(unsafe.Pointer(getfp()), mp.profStack[1:])
		} else {
			mp.profStack[1] = gp.m.curg.sched.pc
			nstk += 1 + fpTracebackPCs(unsafe.Pointer(gp.m.curg.sched.bp), mp.profStack[2:])
		}
	}

	JMP	runtime·goPanicSlice3CU<ABIInternal>(SB)
TEXT runtime·panicSliceConvert<ABIInternal>(SB),NOSPLIT,$0-16
	MOVD	R2, R0
	MOVD	R3, R1
	JMP	runtime·goPanicSliceConvert<ABIInternal>(SB)

TEXT ·getfp<ABIInternal>(SB),NOSPLIT|NOFRAME,$0
	MOVD R29, R0

TEXT runtime·retpolineR13(SB),NOSPLIT|NOFRAME,$0; RETPOLINE(13)
TEXT runtime·retpolineR14(SB),NOSPLIT|NOFRAME,$0; RETPOLINE(14)
TEXT runtime·retpolineR15(SB),NOSPLIT|NOFRAME,$0; RETPOLINE(15)

TEXT ·getfp<ABIInternal>(SB),NOSPLIT|NOFRAME,$0
	MOVQ BP, AX

  let extraClassDeclaration = [{
    // Returns the callee of this operation.
    func::FuncOp func() {
      return SymbolTable::lookupNearestSymbolFrom<func::FuncOp>(*this, getF());
    }

    // Erases variable arguments from `batch_func_op`. `erase_indices` contains
    // the indices of the arguments to erase.
    void eraseArguments(const BitVector& erase_indices);