github.com/bir3/gocompiler@v0.3.205/src/cmd/link/internal/ppc64/obj.go (about) 1 // Inferno utils/5l/obj.c 2 // https://bitbucket.org/inferno-os/inferno-os/src/master/utils/5l/obj.c 3 // 4 // Copyright © 1994-1999 Lucent Technologies Inc. All rights reserved. 5 // Portions Copyright © 1995-1997 C H Forsyth (forsyth@terzarima.net) 6 // Portions Copyright © 1997-1999 Vita Nuova Limited 7 // Portions Copyright © 2000-2007 Vita Nuova Holdings Limited (www.vitanuova.com) 8 // Portions Copyright © 2004,2006 Bruce Ellis 9 // Portions Copyright © 2005-2007 C H Forsyth (forsyth@terzarima.net) 10 // Revisions Copyright © 2000-2007 Lucent Technologies Inc. and others 11 // Portions Copyright © 2009 The Go Authors. All rights reserved. 12 // 13 // Permission is hereby granted, free of charge, to any person obtaining a copy 14 // of this software and associated documentation files (the "Software"), to deal 15 // in the Software without restriction, including without limitation the rights 16 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 17 // copies of the Software, and to permit persons to whom the Software is 18 // furnished to do so, subject to the following conditions: 19 // 20 // The above copyright notice and this permission notice shall be included in 21 // all copies or substantial portions of the Software. 22 // 23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 24 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 25 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 26 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 27 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 28 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 29 // THE SOFTWARE. 30 31 package ppc64 32 33 import ( 34 "github.com/bir3/gocompiler/src/cmd/internal/objabi" 35 "github.com/bir3/gocompiler/src/cmd/internal/sys" 36 "github.com/bir3/gocompiler/src/cmd/link/internal/ld" 37 "github.com/bir3/gocompiler/src/internal/buildcfg" 38 ) 39 40 func Init() (*sys.Arch, ld.Arch) { 41 arch := sys.ArchPPC64LE 42 dynld := "/lib64/ld64.so.2" 43 musl := "/lib/ld-musl-powerpc64le.so.1" 44 45 if buildcfg.GOARCH == "ppc64" { 46 arch = sys.ArchPPC64 47 dynld = "/lib64/ld64.so.1" 48 musl = "/lib/ld-musl-powerpc64.so.1" 49 } 50 51 theArch := ld.Arch{ 52 Funcalign: funcAlign, 53 Maxalign: maxAlign, 54 Minalign: minAlign, 55 Dwarfregsp: dwarfRegSP, 56 Dwarfreglr: dwarfRegLR, 57 TrampLimit: 0x1c00000, 58 59 Adddynrel: adddynrel, 60 Archinit: archinit, 61 Archreloc: archreloc, 62 Archrelocvariant: archrelocvariant, 63 Extreloc: extreloc, 64 Elfreloc1: elfreloc1, 65 ElfrelocSize: 24, 66 Elfsetupplt: elfsetupplt, 67 Gentext: gentext, 68 Trampoline: trampoline, 69 Machoreloc1: machoreloc1, 70 Xcoffreloc1: xcoffreloc1, 71 72 Linuxdynld: dynld, 73 LinuxdynldMusl: musl, 74 75 Freebsddynld: "XXX", 76 Openbsddynld: "XXX", 77 Netbsddynld: "XXX", 78 Dragonflydynld: "XXX", 79 Solarisdynld: "XXX", 80 } 81 82 return arch, theArch 83 } 84 85 func archinit(ctxt *ld.Link) { 86 switch ctxt.HeadType { 87 default: 88 ld.Exitf("unknown -H option: %v", ctxt.HeadType) 89 90 case objabi.Hplan9: /* plan 9 */ 91 ld.HEADR = 32 92 93 if *ld.FlagTextAddr == -1 { 94 *ld.FlagTextAddr = 4128 95 } 96 if *ld.FlagRound == -1 { 97 *ld.FlagRound = 4096 98 } 99 100 case objabi.Hlinux: /* ppc64 elf */ 101 ld.Elfinit(ctxt) 102 ld.HEADR = ld.ELFRESERVE 103 if *ld.FlagTextAddr == -1 { 104 *ld.FlagTextAddr = 0x10000 + int64(ld.HEADR) 105 } 106 if *ld.FlagRound == -1 { 107 *ld.FlagRound = 0x10000 108 } 109 110 case objabi.Haix: 111 ld.Xcoffinit(ctxt) 112 } 113 }