1// Inferno utils/5l/obj.c
2// https://bitbucket.org/inferno-os/inferno-os/src/default/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 © 2016 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
31package mips
32
33import (
34	"cmd/internal/objabi"
35	"cmd/internal/sys"
36	"cmd/link/internal/ld"
37)
38
39func Init() (*sys.Arch, ld.Arch) {
40	arch := sys.ArchMIPS
41	if objabi.GOARCH == "mipsle" {
42		arch = sys.ArchMIPSLE
43	}
44
45	theArch := ld.Arch{
46		Funcalign:  FuncAlign,
47		Maxalign:   MaxAlign,
48		Minalign:   MinAlign,
49		Dwarfregsp: DWARFREGSP,
50		Dwarfreglr: DWARFREGLR,
51
52		Adddynrel:        adddynrel,
53		Archinit:         archinit,
54		Archreloc:        archreloc,
55		Archrelocvariant: archrelocvariant,
56		Asmb:             asmb,
57		Asmb2:            asmb2,
58		Elfreloc1:        elfreloc1,
59		Elfsetupplt:      elfsetupplt,
60		Gentext:          gentext,
61		Machoreloc1:      machoreloc1,
62
63		Linuxdynld: "/lib/ld.so.1",
64
65		Freebsddynld:   "XXX",
66		Openbsddynld:   "XXX",
67		Netbsddynld:    "XXX",
68		Dragonflydynld: "XXX",
69		Solarisdynld:   "XXX",
70	}
71
72	return arch, theArch
73}
74
75func archinit(ctxt *ld.Link) {
76	switch ctxt.HeadType {
77	default:
78		ld.Exitf("unknown -H option: %v", ctxt.HeadType)
79	case objabi.Hlinux: /* mips elf */
80		ld.Elfinit(ctxt)
81		ld.HEADR = ld.ELFRESERVE
82		if *ld.FlagTextAddr == -1 {
83			*ld.FlagTextAddr = 0x10000 + int64(ld.HEADR)
84		}
85		if *ld.FlagRound == -1 {
86			*ld.FlagRound = 0x10000
87		}
88	}
89}
90