src/cmd/9g/opt.h

// Copyright 2014 The Go Authors.  All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Many Power ISA arithmetic and logical instructions come in four
// standard variants.  These bits let us map between variants.
enum {
	V_CC = 1<<0,		// xCC (affect CR field 0 flags)
	V_V  = 1<<1,		// xV (affect SO and OV flags)
};

int as2variant(int);
int variant2as(int, int);