// RUN: tf-opt %s -split-input-file -verify-diagnostics | FileCheck %s

// Tests for TensorFlow ops with custom verifiers.

// TODO(hinsu): Remove tests for ops without custom verifiers. These tests were
// added along with manual op definition and are obsolete now that the op
// definitions are auto-generated.

// TODO(hinsu): Move attribute and type tests to types.mlir file.
//===--------------------------------------------------------------------===//

// which itself is a rotate (w.r.t. the length of the unit) of a sequence of ones.
// special cases: 0 and -1 are not bitcon.
// this function needs to run against virtually all the constants, so it needs to be fast.
// for this reason, bitcon testing and bitcon encoding are separate functions.
func isbitcon(x uint64) bool {
	if x == 1<<64-1 || x == 0 {
		return false
	}