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 s390x 32 33 import ( 34 "cmd/internal/objabi" 35 "cmd/internal/sys" 36 "cmd/link/internal/ld" 37 ) 38 39 func Init() (*sys.Arch, ld.Arch) { 40 arch := sys.ArchS390X 41 42 theArch := ld.Arch{ 43 Funcalign: funcAlign, 44 Maxalign: maxAlign, 45 Minalign: minAlign, 46 Dwarfregsp: dwarfRegSP, 47 Dwarfreglr: dwarfRegLR, 48 49 Adddynrel: adddynrel, 50 Archinit: archinit, 51 Archreloc: archreloc, 52 Archrelocvariant: archrelocvariant, 53 Gentext: gentext, 54 Machoreloc1: machoreloc1, 55 56 ELF: ld.ELFArch{ 57 Linuxdynld: "/lib64/ld64.so.1", 58 LinuxdynldMusl: "/lib/ld-musl-s390x.so.1", 59 60 // not relevant for s390x 61 Freebsddynld: "XXX", 62 Openbsddynld: "XXX", 63 Netbsddynld: "XXX", 64 Dragonflydynld: "XXX", 65 Solarisdynld: "XXX", 66 67 Reloc1: elfreloc1, 68 RelocSize: 24, 69 SetupPLT: elfsetupplt, 70 }, 71 } 72 73 return arch, theArch 74 } 75 76 func archinit(ctxt *ld.Link) { 77 switch ctxt.HeadType { 78 default: 79 ld.Exitf("unknown -H option: %v", ctxt.HeadType) 80 81 case objabi.Hlinux: // s390x ELF 82 ld.Elfinit(ctxt) 83 ld.HEADR = ld.ELFRESERVE 84 if *ld.FlagRound == -1 { 85 *ld.FlagRound = 0x10000 86 } 87 if *ld.FlagTextAddr == -1 { 88 *ld.FlagTextAddr = ld.Rnd(0x10000, *ld.FlagRound) + int64(ld.HEADR) 89 } 90 } 91 } 92