| // Inferno utils/5l/obj.c |
| // https://bitbucket.org/inferno-os/inferno-os/src/default/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 © 2009 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 ppc64 |
| |
| import ( |
| "cmd/internal/objabi" |
| "cmd/internal/sys" |
| "cmd/link/internal/ld" |
| "fmt" |
| ) |
| |
| func Init() (*sys.Arch, ld.Arch) { |
| arch := sys.ArchPPC64 |
| if objabi.GOARCH == "ppc64le" { |
| arch = sys.ArchPPC64LE |
| } |
| |
| theArch := ld.Arch{ |
| Funcalign: funcAlign, |
| Maxalign: maxAlign, |
| Minalign: minAlign, |
| Dwarfregsp: dwarfRegSP, |
| Dwarfreglr: dwarfRegLR, |
| |
| Adddynrel: adddynrel, |
| Archinit: archinit, |
| Archreloc: archreloc, |
| Archrelocvariant: archrelocvariant, |
| Asmb: asmb, |
| Elfreloc1: elfreloc1, |
| Elfsetupplt: elfsetupplt, |
| Gentext: gentext, |
| Trampoline: trampoline, |
| Machoreloc1: machoreloc1, |
| |
| // TODO(austin): ABI v1 uses /usr/lib/ld.so.1, |
| Linuxdynld: "/lib64/ld64.so.1", |
| |
| Freebsddynld: "XXX", |
| Openbsddynld: "XXX", |
| Netbsddynld: "XXX", |
| Dragonflydynld: "XXX", |
| Solarisdynld: "XXX", |
| } |
| |
| return arch, theArch |
| } |
| |
| func archinit(ctxt *ld.Link) { |
| switch ctxt.HeadType { |
| default: |
| ld.Exitf("unknown -H option: %v", ctxt.HeadType) |
| |
| case objabi.Hplan9: /* plan 9 */ |
| ld.HEADR = 32 |
| |
| if *ld.FlagTextAddr == -1 { |
| *ld.FlagTextAddr = 4128 |
| } |
| if *ld.FlagDataAddr == -1 { |
| *ld.FlagDataAddr = 0 |
| } |
| if *ld.FlagRound == -1 { |
| *ld.FlagRound = 4096 |
| } |
| |
| case objabi.Hlinux: /* ppc64 elf */ |
| ld.Elfinit(ctxt) |
| ld.HEADR = ld.ELFRESERVE |
| if *ld.FlagTextAddr == -1 { |
| *ld.FlagTextAddr = 0x10000 + int64(ld.HEADR) |
| } |
| if *ld.FlagDataAddr == -1 { |
| *ld.FlagDataAddr = 0 |
| } |
| if *ld.FlagRound == -1 { |
| *ld.FlagRound = 0x10000 |
| } |
| |
| case objabi.Hnacl: |
| ld.Elfinit(ctxt) |
| ld.HEADR = 0x10000 |
| ld.Funcalign = 16 |
| if *ld.FlagTextAddr == -1 { |
| *ld.FlagTextAddr = 0x20000 |
| } |
| if *ld.FlagDataAddr == -1 { |
| *ld.FlagDataAddr = 0 |
| } |
| if *ld.FlagRound == -1 { |
| *ld.FlagRound = 0x10000 |
| } |
| |
| case objabi.Haix: |
| ld.Xcoffinit(ctxt) |
| |
| } |
| |
| if *ld.FlagDataAddr != 0 && *ld.FlagRound != 0 { |
| fmt.Printf("warning: -D0x%x is ignored because of -R0x%x\n", uint64(*ld.FlagDataAddr), uint32(*ld.FlagRound)) |
| } |
| } |