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gerrit-public.fairphone.software / toolchain / llvm-project / 3dd0ff3b627b974019b837cc5f991d7253324bc5 / . / llvm / lib / Target / Hexagon / MCTargetDesc / HexagonELFObjectWriter.cpp
blob: da5d4d1da69b23348f2f762314419dc84288fa31 [file] [log] [blame]
Colin LeMahieu2c769202014-11-06 17:05:51 +0000[diff] [blame]1//===-- HexagonELFObjectWriter.cpp - Hexagon Target Descriptions ----------===//
2//
3// The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10#include "Hexagon.h"
Colin LeMahieua6750772015-06-03 17:34:16 +0000[diff] [blame]11#include "MCTargetDesc/HexagonFixupKinds.h"
Colin LeMahieu2c769202014-11-06 17:05:51 +0000[diff] [blame]12#include "llvm/MC/MCAssembler.h"
13#include "llvm/MC/MCELFObjectWriter.h"
14#include "llvm/Support/Debug.h"
Benjamin Kramer799003b2015-03-23 19:32:43 +0000[diff] [blame]15#include "llvm/Support/raw_ostream.h"
Colin LeMahieu2c769202014-11-06 17:05:51 +0000[diff] [blame]16
17#define DEBUG_TYPE "hexagon-elf-writer"
18
19using namespace llvm;
20using namespace Hexagon;
21
22namespace {
23
24class HexagonELFObjectWriter : public MCELFObjectTargetWriter {
25private:
Colin LeMahieub6bbeee2014-11-13 16:36:30 +0000[diff] [blame]26 StringRef CPU;
Colin LeMahieu2c769202014-11-06 17:05:51 +0000[diff] [blame]27
28public:
Colin LeMahieub6bbeee2014-11-13 16:36:30 +0000[diff] [blame]29 HexagonELFObjectWriter(uint8_t OSABI, StringRef C);
Colin LeMahieu2c769202014-11-06 17:05:51 +0000[diff] [blame]30
Alexander Kornienkof817c1c2015-04-11 02:11:45 +0000[diff] [blame]31 unsigned GetRelocType(MCValue const &Target, MCFixup const &Fixup,
32 bool IsPCRel) const override;
Colin LeMahieu2c769202014-11-06 17:05:51 +0000[diff] [blame]33};
Alexander Kornienkof00654e2015-06-23 09:49:53 +0000[diff] [blame]34}
Colin LeMahieu2c769202014-11-06 17:05:51 +0000[diff] [blame]35
Colin LeMahieub6bbeee2014-11-13 16:36:30 +0000[diff] [blame]36HexagonELFObjectWriter::HexagonELFObjectWriter(uint8_t OSABI, StringRef C)
Colin LeMahieu2c769202014-11-06 17:05:51 +0000[diff] [blame]37 : MCELFObjectTargetWriter(/*Is64bit*/ false, OSABI, ELF::EM_HEXAGON,
38 /*HasRelocationAddend*/ true),
Colin LeMahieub6bbeee2014-11-13 16:36:30 +0000[diff] [blame]39 CPU(C) {}
Colin LeMahieu2c769202014-11-06 17:05:51 +0000[diff] [blame]40
Colin LeMahieu1e9d1d72015-06-10 16:52:32 +0000[diff] [blame]41unsigned HexagonELFObjectWriter::GetRelocType(MCValue const & /*Target*/,
Colin LeMahieu2c769202014-11-06 17:05:51 +0000[diff] [blame]42 MCFixup const &Fixup,
43 bool IsPCRel) const {
Colin LeMahieu1e9d1d72015-06-10 16:52:32 +0000[diff] [blame]44 switch ((unsigned)Fixup.getKind()) {
45 default:
46 DEBUG(dbgs() << "unrecognized relocation " << Fixup.getKind() << "\n");
47 llvm_unreachable("Unimplemented Fixup kind!");
48 return ELF::R_HEX_NONE;
49 case FK_Data_4:
50 return (IsPCRel) ? ELF::R_HEX_32_PCREL : ELF::R_HEX_32;
51 case FK_PCRel_4:
52 return ELF::R_HEX_32_PCREL;
53 case FK_Data_2:
54 return ELF::R_HEX_16;
55 case FK_Data_1:
56 return ELF::R_HEX_8;
57 case fixup_Hexagon_B22_PCREL:
58 return ELF::R_HEX_B22_PCREL;
59 case fixup_Hexagon_B15_PCREL:
60 return ELF::R_HEX_B15_PCREL;
61 case fixup_Hexagon_B7_PCREL:
62 return ELF::R_HEX_B7_PCREL;
63 case fixup_Hexagon_LO16:
64 return ELF::R_HEX_LO16;
65 case fixup_Hexagon_HI16:
66 return ELF::R_HEX_HI16;
67 case fixup_Hexagon_32:
68 return ELF::R_HEX_32;
69 case fixup_Hexagon_16:
70 return ELF::R_HEX_16;
71 case fixup_Hexagon_8:
72 return ELF::R_HEX_8;
73 case fixup_Hexagon_GPREL16_0:
74 return ELF::R_HEX_GPREL16_0;
75 case fixup_Hexagon_GPREL16_1:
76 return ELF::R_HEX_GPREL16_1;
77 case fixup_Hexagon_GPREL16_2:
78 return ELF::R_HEX_GPREL16_2;
79 case fixup_Hexagon_GPREL16_3:
80 return ELF::R_HEX_GPREL16_3;
81 case fixup_Hexagon_HL16:
82 return ELF::R_HEX_HL16;
83 case fixup_Hexagon_B13_PCREL:
84 return ELF::R_HEX_B13_PCREL;
85 case fixup_Hexagon_B9_PCREL:
86 return ELF::R_HEX_B9_PCREL;
87 case fixup_Hexagon_B32_PCREL_X:
88 return ELF::R_HEX_B32_PCREL_X;
89 case fixup_Hexagon_32_6_X:
90 return ELF::R_HEX_32_6_X;
91 case fixup_Hexagon_B22_PCREL_X:
92 return ELF::R_HEX_B22_PCREL_X;
93 case fixup_Hexagon_B15_PCREL_X:
94 return ELF::R_HEX_B15_PCREL_X;
95 case fixup_Hexagon_B13_PCREL_X:
96 return ELF::R_HEX_B13_PCREL_X;
97 case fixup_Hexagon_B9_PCREL_X:
98 return ELF::R_HEX_B9_PCREL_X;
99 case fixup_Hexagon_B7_PCREL_X:
100 return ELF::R_HEX_B7_PCREL_X;
101 case fixup_Hexagon_16_X:
102 return ELF::R_HEX_16_X;
103 case fixup_Hexagon_12_X:
104 return ELF::R_HEX_12_X;
105 case fixup_Hexagon_11_X:
106 return ELF::R_HEX_11_X;
107 case fixup_Hexagon_10_X:
108 return ELF::R_HEX_10_X;
109 case fixup_Hexagon_9_X:
110 return ELF::R_HEX_9_X;
111 case fixup_Hexagon_8_X:
112 return ELF::R_HEX_8_X;
113 case fixup_Hexagon_7_X:
114 return ELF::R_HEX_7_X;
115 case fixup_Hexagon_6_X:
116 return ELF::R_HEX_6_X;
117 case fixup_Hexagon_32_PCREL:
118 return ELF::R_HEX_32_PCREL;
119 case fixup_Hexagon_COPY:
120 return ELF::R_HEX_COPY;
121 case fixup_Hexagon_GLOB_DAT:
122 return ELF::R_HEX_GLOB_DAT;
123 case fixup_Hexagon_JMP_SLOT:
124 return ELF::R_HEX_JMP_SLOT;
125 case fixup_Hexagon_RELATIVE:
126 return ELF::R_HEX_RELATIVE;
127 case fixup_Hexagon_PLT_B22_PCREL:
128 return ELF::R_HEX_PLT_B22_PCREL;
129 case fixup_Hexagon_GOTREL_LO16:
130 return ELF::R_HEX_GOTREL_LO16;
131 case fixup_Hexagon_GOTREL_HI16:
132 return ELF::R_HEX_GOTREL_HI16;
133 case fixup_Hexagon_GOTREL_32:
134 return ELF::R_HEX_GOTREL_32;
135 case fixup_Hexagon_GOT_LO16:
136 return ELF::R_HEX_GOT_LO16;
137 case fixup_Hexagon_GOT_HI16:
138 return ELF::R_HEX_GOT_HI16;
139 case fixup_Hexagon_GOT_32:
140 return ELF::R_HEX_GOT_32;
141 case fixup_Hexagon_GOT_16:
142 return ELF::R_HEX_GOT_16;
143 case fixup_Hexagon_DTPMOD_32:
144 return ELF::R_HEX_DTPMOD_32;
145 case fixup_Hexagon_DTPREL_LO16:
146 return ELF::R_HEX_DTPREL_LO16;
147 case fixup_Hexagon_DTPREL_HI16:
148 return ELF::R_HEX_DTPREL_HI16;
149 case fixup_Hexagon_DTPREL_32:
150 return ELF::R_HEX_DTPREL_32;
151 case fixup_Hexagon_DTPREL_16:
152 return ELF::R_HEX_DTPREL_16;
153 case fixup_Hexagon_GD_PLT_B22_PCREL:
154 return ELF::R_HEX_GD_PLT_B22_PCREL;
155 case fixup_Hexagon_LD_PLT_B22_PCREL:
156 return ELF::R_HEX_LD_PLT_B22_PCREL;
157 case fixup_Hexagon_GD_GOT_LO16:
158 return ELF::R_HEX_GD_GOT_LO16;
159 case fixup_Hexagon_GD_GOT_HI16:
160 return ELF::R_HEX_GD_GOT_HI16;
161 case fixup_Hexagon_GD_GOT_32:
162 return ELF::R_HEX_GD_GOT_32;
163 case fixup_Hexagon_GD_GOT_16:
164 return ELF::R_HEX_GD_GOT_16;
165 case fixup_Hexagon_LD_GOT_LO16:
166 return ELF::R_HEX_LD_GOT_LO16;
167 case fixup_Hexagon_LD_GOT_HI16:
168 return ELF::R_HEX_LD_GOT_HI16;
169 case fixup_Hexagon_LD_GOT_32:
170 return ELF::R_HEX_LD_GOT_32;
171 case fixup_Hexagon_LD_GOT_16:
172 return ELF::R_HEX_LD_GOT_16;
173 case fixup_Hexagon_IE_LO16:
174 return ELF::R_HEX_IE_LO16;
175 case fixup_Hexagon_IE_HI16:
176 return ELF::R_HEX_IE_HI16;
177 case fixup_Hexagon_IE_32:
178 return ELF::R_HEX_IE_32;
179 case fixup_Hexagon_IE_GOT_LO16:
180 return ELF::R_HEX_IE_GOT_LO16;
181 case fixup_Hexagon_IE_GOT_HI16:
182 return ELF::R_HEX_IE_GOT_HI16;
183 case fixup_Hexagon_IE_GOT_32:
184 return ELF::R_HEX_IE_GOT_32;
185 case fixup_Hexagon_IE_GOT_16:
186 return ELF::R_HEX_IE_GOT_16;
187 case fixup_Hexagon_TPREL_LO16:
188 return ELF::R_HEX_TPREL_LO16;
189 case fixup_Hexagon_TPREL_HI16:
190 return ELF::R_HEX_TPREL_HI16;
191 case fixup_Hexagon_TPREL_32:
192 return ELF::R_HEX_TPREL_32;
193 case fixup_Hexagon_TPREL_16:
194 return ELF::R_HEX_TPREL_16;
195 case fixup_Hexagon_6_PCREL_X:
196 return ELF::R_HEX_6_PCREL_X;
197 case fixup_Hexagon_GOTREL_32_6_X:
198 return ELF::R_HEX_GOTREL_32_6_X;
199 case fixup_Hexagon_GOTREL_16_X:
200 return ELF::R_HEX_GOTREL_16_X;
201 case fixup_Hexagon_GOTREL_11_X:
202 return ELF::R_HEX_GOTREL_11_X;
203 case fixup_Hexagon_GOT_32_6_X:
204 return ELF::R_HEX_GOT_32_6_X;
205 case fixup_Hexagon_GOT_16_X:
206 return ELF::R_HEX_GOT_16_X;
207 case fixup_Hexagon_GOT_11_X:
208 return ELF::R_HEX_GOT_11_X;
209 case fixup_Hexagon_DTPREL_32_6_X:
210 return ELF::R_HEX_DTPREL_32_6_X;
211 case fixup_Hexagon_DTPREL_16_X:
212 return ELF::R_HEX_DTPREL_16_X;
213 case fixup_Hexagon_DTPREL_11_X:
214 return ELF::R_HEX_DTPREL_11_X;
215 case fixup_Hexagon_GD_GOT_32_6_X:
216 return ELF::R_HEX_GD_GOT_32_6_X;
217 case fixup_Hexagon_GD_GOT_16_X:
218 return ELF::R_HEX_GD_GOT_16_X;
219 case fixup_Hexagon_GD_GOT_11_X:
220 return ELF::R_HEX_GD_GOT_11_X;
221 case fixup_Hexagon_LD_GOT_32_6_X:
222 return ELF::R_HEX_LD_GOT_32_6_X;
223 case fixup_Hexagon_LD_GOT_16_X:
224 return ELF::R_HEX_LD_GOT_16_X;
225 case fixup_Hexagon_LD_GOT_11_X:
226 return ELF::R_HEX_LD_GOT_11_X;
227 case fixup_Hexagon_IE_32_6_X:
228 return ELF::R_HEX_IE_32_6_X;
229 case fixup_Hexagon_IE_16_X:
230 return ELF::R_HEX_IE_16_X;
231 case fixup_Hexagon_IE_GOT_32_6_X:
232 return ELF::R_HEX_IE_GOT_32_6_X;
233 case fixup_Hexagon_IE_GOT_16_X:
234 return ELF::R_HEX_IE_GOT_16_X;
235 case fixup_Hexagon_IE_GOT_11_X:
236 return ELF::R_HEX_IE_GOT_11_X;
237 case fixup_Hexagon_TPREL_32_6_X:
238 return ELF::R_HEX_TPREL_32_6_X;
239 case fixup_Hexagon_TPREL_16_X:
240 return ELF::R_HEX_TPREL_16_X;
241 case fixup_Hexagon_TPREL_11_X:
242 return ELF::R_HEX_TPREL_11_X;
Colin LeMahieu2c769202014-11-06 17:05:51 +0000[diff] [blame]243 }
Colin LeMahieu2c769202014-11-06 17:05:51 +0000[diff] [blame]244}
245
Rafael Espindola5560a4c2015-04-14 22:14:34 +0000[diff] [blame]246MCObjectWriter *llvm::createHexagonELFObjectWriter(raw_pwrite_stream &OS,
Colin LeMahieu2c769202014-11-06 17:05:51 +0000[diff] [blame]247 uint8_t OSABI,
248 StringRef CPU) {
249 MCELFObjectTargetWriter *MOTW = new HexagonELFObjectWriter(OSABI, CPU);
250 return createELFObjectWriter(MOTW, OS, /*IsLittleEndian*/ true);
Rafael Espindoladf7305a2015-04-09 17:10:57 +0000[diff] [blame]251}