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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 mips31
32import (33"github.com/twitchyliquid64/golang-asm/obj"34"fmt"35)
36
37func init() {38obj.RegisterRegister(obj.RBaseMIPS, REG_LAST+1, rconv)39obj.RegisterOpcode(obj.ABaseMIPS, Anames)40}
41
42func rconv(r int) string {43if r == 0 {44return "NONE"45}46if r == REGG {47// Special case.48return "g"49}50if REG_R0 <= r && r <= REG_R31 {51return fmt.Sprintf("R%d", r-REG_R0)52}53if REG_F0 <= r && r <= REG_F31 {54return fmt.Sprintf("F%d", r-REG_F0)55}56if REG_M0 <= r && r <= REG_M31 {57return fmt.Sprintf("M%d", r-REG_M0)58}59if REG_FCR0 <= r && r <= REG_FCR31 {60return fmt.Sprintf("FCR%d", r-REG_FCR0)61}62if REG_W0 <= r && r <= REG_W31 {63return fmt.Sprintf("W%d", r-REG_W0)64}65if r == REG_HI {66return "HI"67}68if r == REG_LO {69return "LO"70}71
72return fmt.Sprintf("Rgok(%d)", r-obj.RBaseMIPS)73}
74
75func DRconv(a int) string {76s := "C_??"77if a >= C_NONE && a <= C_NCLASS {78s = cnames0[a]79}80var fp string81fp += s82return fp83}
84