1// cmd/9l/list.c from Vita Nuova.
2//
3//	Copyright © 1994-1999 Lucent Technologies Inc.  All rights reserved.
4//	Portions Copyright © 1995-1997 C H Forsyth (forsyth@terzarima.net)
5//	Portions Copyright © 1997-1999 Vita Nuova Limited
6//	Portions Copyright © 2000-2008 Vita Nuova Holdings Limited (www.vitanuova.com)
7//	Portions Copyright © 2004,2006 Bruce Ellis
8//	Portions Copyright © 2005-2007 C H Forsyth (forsyth@terzarima.net)
9//	Revisions Copyright © 2000-2008 Lucent Technologies Inc. and others
10//	Portions Copyright © 2009 The Go Authors. All rights reserved.
11//
12// Permission is hereby granted, free of charge, to any person obtaining a copy
13// of this software and associated documentation files (the "Software"), to deal
14// in the Software without restriction, including without limitation the rights
15// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
16// copies of the Software, and to permit persons to whom the Software is
17// furnished to do so, subject to the following conditions:
18//
19// The above copyright notice and this permission notice shall be included in
20// all copies or substantial portions of the Software.
21//
22// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
23// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
24// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
25// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
26// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
27// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
28// THE SOFTWARE.
29
30package mips
31
32import (
33	"cmd/internal/obj"
34	"fmt"
35)
36
37func init() {
38	obj.RegisterRegister(obj.RBaseMIPS, REG_LAST+1, rconv)
39	obj.RegisterOpcode(obj.ABaseMIPS, Anames)
40}
41
42func rconv(r int) string {
43	if r == 0 {
44		return "NONE"
45	}
46	if r == REGG {
47		// Special case.
48		return "g"
49	}
50	if r == REGSB {
51		// Special case.
52		return "RSB"
53	}
54	if REG_R0 <= r && r <= REG_R31 {
55		return fmt.Sprintf("R%d", r-REG_R0)
56	}
57	if REG_F0 <= r && r <= REG_F31 {
58		return fmt.Sprintf("F%d", r-REG_F0)
59	}
60	if REG_M0 <= r && r <= REG_M31 {
61		return fmt.Sprintf("M%d", r-REG_M0)
62	}
63	if REG_FCR0 <= r && r <= REG_FCR31 {
64		return fmt.Sprintf("FCR%d", r-REG_FCR0)
65	}
66	if r == REG_HI {
67		return "HI"
68	}
69	if r == REG_LO {
70		return "LO"
71	}
72
73	return fmt.Sprintf("Rgok(%d)", r-obj.RBaseMIPS)
74}
75
76func DRconv(a int) string {
77	s := "C_??"
78	if a >= C_NONE && a <= C_NCLASS {
79		s = cnames0[a]
80	}
81	var fp string
82	fp += s
83	return fp
84}
85