}

type Point struct {
	X, Y int
}

// invertLessThanNoov checks (LessThanNoov (InvertFlags x)) is lowered as
// CMP, CSET, CSEL instruction sequence. InvertFlags are only generated under
// certain conditions, see canonLessThan, so if the code below does not
// generate an InvertFlags OP, this check may fail.
func invertLessThanNoov(p1, p2, p3 Point) bool {
	// arm64:`CMP`,`CSET`,`CSEL`

			faultOnNilArg1: true,
		},

		// (InvertFlags (CMPL a b)) == (CMPL b a)
		// So if we want (SETL (CMPL a b)) but we can't do that because a is a constant,
		// then we do (SETL (InvertFlags (CMPL b a))) instead.
		// Rewrites will convert this to (SETG (CMPL b a)).
		// InvertFlags is a pseudo-op which can't appear in assembly output.
		{name: "InvertFlags", argLength: 1}, // reverse direction of arg0

		// Pseudo-ops

		// (InvertFlags (CMP a b)) == (CMP b a)
		// So if we want (LessThan (CMP a b)) but we can't do that because a is a constant,
		// then we do (LessThan (InvertFlags (CMP b a))) instead.
		// Rewrites will convert this to (GreaterThan (CMP b a)).
		// InvertFlags is a pseudo-op which can't appear in assembly output.
		{name: "InvertFlags", argLength: 1}, // reverse direction of arg0

		// This op is for temporary use by rewrite rules. It
		// cannot appear in the generated assembly.
		{name: "FlagConstant", aux: "FlagConstant"},

		// (InvertFlags (CMP a b)) == (CMP b a)
		// InvertFlags is a pseudo-op which can't appear in assembly output.
		{name: "InvertFlags", argLength: 1}, // reverse direction of arg0

		// LoweredWB invokes runtime.gcWriteBarrier. arg0=mem, auxint=# of buffer entries needed

		p.To.Reg = v.Reg()
		q := s.Prog(x86.ASETPC)
		q.To.Type = obj.TYPE_REG
		q.To.Reg = x86.REG_AX
		opregreg(s, x86.AANDL, v.Reg(), x86.REG_AX)

	case ssa.Op386InvertFlags:
		v.Fatalf("InvertFlags should never make it to codegen %v", v.LongString())
	case ssa.Op386FlagEQ, ssa.Op386FlagLT_ULT, ssa.Op386FlagLT_UGT, ssa.Op386FlagGT_ULT, ssa.Op386FlagGT_UGT:

		p.To.Type = obj.TYPE_REG
		p.To.Reg = v.Reg()
	case ssa.OpS390XLTDBR, ssa.OpS390XLTEBR:
		opregreg(s, v.Op.Asm(), v.Args[0].Reg(), v.Args[0].Reg())
	case ssa.OpS390XInvertFlags:
		v.Fatalf("InvertFlags should never make it to codegen %v", v.LongString())
	case ssa.OpS390XFlagEQ, ssa.OpS390XFlagLT, ssa.OpS390XFlagGT, ssa.OpS390XFlagOV:
		v.Fatalf("Flag* ops should never make it to codegen %v", v.LongString())