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