Node* f = Unary(d, b1.opts().WithName("F").WithAttr("_encapsulate", "F1"));
    Node* g = Unary(f, b1.opts()
                           .WithName("G")
                           .WithAttr("_encapsulate", "F1")
                           .WithAttr("_outside", "O2")
                           .WithControlInput(e));
    Node* h = Unary(g, b1.opts().WithName("H").WithAttr("_encapsulate", "F1"));

		n.Op.goString(indent+2, "Op: "))
}

// Unary is a unary operation in an expression.
type Unary struct {
	Op         AST
	Expr       AST
	Suffix     bool // true for ++ -- when used as postfix
	SizeofType bool // true for sizeof (type)
}

func (u *Unary) print(ps *printState) {
	op, _ := u.Op.(*Operator)
	expr := u.Expr

  });
  if (!args_same_op) return failure();

  // Collect unary operations operands.
  auto unary_operands = llvm::map_range(op.getValues(), [](Value arg) -> Value {
    return arg.getDefiningOp()->getOperand(0);
  });
  SmallVector<Value, 8> unary_ops_args(unary_operands);

  // Concatenate unary ops operands.
  auto concat_unary_operands = CreateTfOp<ConcatV2Op>(

  if (dim_size != op.getNumResults())
    return op.emitOpError("result count must be equal to ") << dim_size;

  return success();
}

namespace {

// Hoist coefficient-wise unary operation out of the Unpack op:
//
//   %unpacked:N = "tf.Unpack"(%0)
//   %neg0 = "tf.Neg"(%unpacked#0)
//   %neg1 = "tf.Neg"(%unpacked#1)
//   ...
//   %negN-1 = "tf.Neg"(%unpacked:N-1)
//

as they are accessible.
</p>


<h3 id="Primary_expressions">Primary expressions</h3>

<p>
Primary expressions are the operands for unary and binary expressions.
</p>

<pre class="ebnf">
PrimaryExpr =
	Operand |
	Conversion |
	MethodExpr |
	PrimaryExpr Selector |
	PrimaryExpr Index |
	PrimaryExpr Slice |

		{name: "XORLconstmodifyidx8", argLength: 3, reg: gpstoreconstidx, asm: "XORL", scale: 8, aux: "SymValAndOff", typ: "Mem", clobberFlags: true, symEffect: "Read,Write"},

		// {NEG,NOT}x: unary ops
		// computes [NEG:-,NOT:^]arg0
		// L = int32, Q = int64
		// L operations zero the upper 4 bytes of the destination register.

// (x + y) / 2 with x>=y    =>    (x - y) / 2 + y
(Avg64u <t> x y) => (ADD (SRLconst <t> (SUB <t> x y) [1]) y)

(And(64|32|16|8) ...) => (AND ...)
(Or(64|32|16|8)  ...) => (OR ...)
(Xor(64|32|16|8) ...) => (XOR ...)

// unary ops
(Neg(64|32|16|8) ...) => (NEG ...)
(Neg(32|64)F     ...) => (FNEG(S|D) ...)
(Com(64|32|16|8) ...) => (MVN ...)

// math package intrinsics
(Abs         ...) => (FABSD   ...)
(Sqrt        ...) => (FSQRTD  ...)

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

// Unary math ops
// -----

// CHECK-LABEL: testCos
func.func @testCos(tensor<? x f32>) -> tensor<? x f32> {
^bb0(%arg0: tensor<? x f32>):
  // CHECK: "tfl.cos"(%arg0)
  %0 = "tfl.cos"(%arg0): (tensor<? x f32>) -> tensor<? x f32>
  func.return %0 : tensor<? x f32>
}

// -----

// test invalid Cos input

		switch r {
		default:
			if !opsetGen(r) {
				ctxt.Diag("unknown op in build: %v", r)
				log.Fatalf("instruction missing from switch in asm9.go:buildop: %v", r)
			}

		case ADCBF: /* unary indexed: op (b+a); op (b) */
			opset(ADCBI, r0)

			opset(ADCBST, r0)
			opset(ADCBT, r0)
			opset(ADCBTST, r0)
			opset(ADCBZ, r0)
			opset(AICBI, r0)