| // Inferno utils/5l/obj.c | |
| // https://bitbucket.org/inferno-os/inferno-os/src/master/utils/5l/obj.c | |
| // | |
| // Copyright © 1994-1999 Lucent Technologies Inc. All rights reserved. | |
| // Portions Copyright © 1995-1997 C H Forsyth (forsyth@terzarima.net) | |
| // Portions Copyright © 1997-1999 Vita Nuova Limited | |
| // Portions Copyright © 2000-2007 Vita Nuova Holdings Limited (www.vitanuova.com) | |
| // Portions Copyright © 2004,2006 Bruce Ellis | |
| // Portions Copyright © 2005-2007 C H Forsyth (forsyth@terzarima.net) | |
| // Revisions Copyright © 2000-2007 Lucent Technologies Inc. and others | |
| // Portions Copyright © 2016 The Go Authors. All rights reserved. | |
| // | |
| // Permission is hereby granted, free of charge, to any person obtaining a copy | |
| // of this software and associated documentation files (the "Software"), to deal | |
| // in the Software without restriction, including without limitation the rights | |
| // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
| // copies of the Software, and to permit persons to whom the Software is | |
| // furnished to do so, subject to the following conditions: | |
| // | |
| // The above copyright notice and this permission notice shall be included in | |
| // all copies or substantial portions of the Software. | |
| // | |
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
| // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
| // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
| // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
| // THE SOFTWARE. | |
| package mips | |
| import ( | |
| "cmd/internal/objabi" | |
| "cmd/internal/sys" | |
| "cmd/link/internal/ld" | |
| "cmd/link/internal/loader" | |
| "internal/buildcfg" | |
| ) | |
| func Init() (*sys.Arch, ld.Arch) { | |
| arch := sys.ArchMIPS | |
| musl := "/lib/ld-musl-mips.so.1" | |
| if buildcfg.GOARCH == "mipsle" { | |
| arch = sys.ArchMIPSLE | |
| musl = "/lib/ld-musl-mipsel.so.1" | |
| } | |
| theArch := ld.Arch{ | |
| Funcalign: FuncAlign, | |
| Maxalign: MaxAlign, | |
| Minalign: MinAlign, | |
| Dwarfregsp: DWARFREGSP, | |
| Dwarfreglr: DWARFREGLR, | |
| Adddynrel: adddynrel, | |
| Archinit: archinit, | |
| Archreloc: archreloc, | |
| Archrelocvariant: archrelocvariant, | |
| Extreloc: extreloc, | |
| Gentext: gentext, | |
| Machoreloc1: machoreloc1, | |
| ELF: ld.ELFArch{ | |
| Linuxdynld: "/lib/ld.so.1", | |
| LinuxdynldMusl: musl, | |
| Freebsddynld: "XXX", | |
| Openbsddynld: "XXX", | |
| Netbsddynld: "XXX", | |
| Dragonflydynld: "XXX", | |
| Solarisdynld: "XXX", | |
| Reloc1: elfreloc1, | |
| RelocSize: 8, | |
| SetupPLT: elfsetupplt, | |
| // Historically GNU ld creates a read-only | |
| // .dynamic section. | |
| DynamicReadOnly: true, | |
| }, | |
| } | |
| return arch, theArch | |
| } | |
| func archinit(ctxt *ld.Link) { | |
| switch ctxt.HeadType { | |
| default: | |
| ld.Exitf("unknown -H option: %v", ctxt.HeadType) | |
| case objabi.Hlinux: /* mips elf */ | |
| ld.Elfinit(ctxt) | |
| ld.HEADR = ld.ELFRESERVE | |
| if *ld.FlagRound == -1 { | |
| *ld.FlagRound = 0x10000 | |
| } | |
| if *ld.FlagTextAddr == -1 { | |
| *ld.FlagTextAddr = ld.Rnd(0x10000, *ld.FlagRound) + int64(ld.HEADR) | |
| } | |
| } | |
| } | |
| func adddynrel(target *ld.Target, ldr *loader.Loader, syms *ld.ArchSyms, s loader.Sym, r loader.Reloc, rIdx int) bool { | |
| ld.Exitf("adddynrel currently unimplemented for MIPS") | |
| return false | |
| } | |