Nick Kledzik | abb6981 | 2012-05-31 22:34:00 +0000 | [diff] [blame] | 1 | //===- lib/FileFormat/MachO/ReferenceKinds.cpp ----------------------===// |
| 2 | // |
| 3 | // The LLVM Linker |
| 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | |
| 11 | #include "ReferenceKinds.h" |
| 12 | |
| 13 | #include "llvm/ADT/StringRef.h" |
Nick Kledzik | d6a2732 | 2012-06-15 20:29:27 +0000 | [diff] [blame] | 14 | #include "llvm/ADT/StringSwitch.h" |
Nick Kledzik | abb6981 | 2012-05-31 22:34:00 +0000 | [diff] [blame] | 15 | |
Nick Kledzik | 751eb3d | 2012-06-15 20:37:24 +0000 | [diff] [blame] | 16 | #include "llvm/Support/ErrorHandling.h" |
Nick Kledzik | abb6981 | 2012-05-31 22:34:00 +0000 | [diff] [blame] | 17 | |
| 18 | namespace lld { |
| 19 | namespace mach_o { |
| 20 | |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 21 | //===----------------------------------------------------------------------===// |
| 22 | // KindHandler |
| 23 | //===----------------------------------------------------------------------===// |
Nick Kledzik | abb6981 | 2012-05-31 22:34:00 +0000 | [diff] [blame] | 24 | |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 25 | KindHandler::KindHandler() { |
| 26 | } |
Nick Kledzik | abb6981 | 2012-05-31 22:34:00 +0000 | [diff] [blame] | 27 | |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 28 | KindHandler::~KindHandler() { |
| 29 | } |
Nick Kledzik | abb6981 | 2012-05-31 22:34:00 +0000 | [diff] [blame] | 30 | |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 31 | KindHandler *KindHandler::makeHandler(WriterOptionsMachO::Architecture arch) { |
| 32 | switch( arch ) { |
| 33 | case WriterOptionsMachO::arch_x86_64: |
| 34 | return new KindHandler_x86_64(); |
| 35 | break; |
| 36 | case WriterOptionsMachO::arch_x86: |
| 37 | return new KindHandler_x86(); |
| 38 | break; |
| 39 | case WriterOptionsMachO::arch_armv6: |
| 40 | case WriterOptionsMachO::arch_armv7: |
| 41 | return new KindHandler_arm(); |
| 42 | break; |
| 43 | default: |
| 44 | assert(0 && "arch not supported"); |
Nick Kledzik | abb6981 | 2012-05-31 22:34:00 +0000 | [diff] [blame] | 45 | } |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 46 | } |
| 47 | |
| 48 | |
| 49 | //===----------------------------------------------------------------------===// |
| 50 | // KindHandler_x86_64 |
| 51 | //===----------------------------------------------------------------------===// |
| 52 | |
| 53 | KindHandler_x86_64::~KindHandler_x86_64() { |
| 54 | } |
| 55 | |
| 56 | Reference::Kind KindHandler_x86_64::stringToKind(StringRef str) { |
Nick Kledzik | d6a2732 | 2012-06-15 20:29:27 +0000 | [diff] [blame] | 57 | return llvm::StringSwitch<Reference::Kind>(str) |
| 58 | .Case("none", none) |
| 59 | .Case("branch32", branch32) |
| 60 | .Case("ripRel32", ripRel32) |
| 61 | .Case("ripRel32_1", ripRel32_1) |
| 62 | .Case("ripRel32_2", ripRel32_2) |
| 63 | .Case("ripRel32_4", ripRel32_4) |
| 64 | .Case("gotLoadRipRel32", gotLoadRipRel32) |
| 65 | .Case("gotLoadRipRel32NowLea", gotLoadRipRel32NowLea) |
| 66 | .Case("gotUseRipRel32", gotUseRipRel32) |
| 67 | .Case("tlvLoadRipRel32", tlvLoadRipRel32) |
| 68 | .Case("tlvLoadRipRel32NowLea", tlvLoadRipRel32NowLea) |
| 69 | .Case("pointer64", pointer64) |
| 70 | .Case("pointerRel32", pointerRel32) |
| 71 | .Case("lazyTarget", lazyTarget) |
| 72 | .Case("lazyImmediate", lazyImmediate) |
| 73 | .Case("subordinateFDE", subordinateFDE) |
Nick Kledzik | 7145cf6 | 2012-06-15 21:26:18 +0000 | [diff] [blame^] | 74 | .Case("subordinateLSDA", subordinateLSDA) |
| 75 | .Default(invalid); |
Nick Kledzik | d6a2732 | 2012-06-15 20:29:27 +0000 | [diff] [blame] | 76 | |
Nick Kledzik | 751eb3d | 2012-06-15 20:37:24 +0000 | [diff] [blame] | 77 | llvm_unreachable("invalid x86_64 Reference kind"); |
Nick Kledzik | abb6981 | 2012-05-31 22:34:00 +0000 | [diff] [blame] | 78 | } |
| 79 | |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 80 | StringRef KindHandler_x86_64::kindToString(Reference::Kind kind) { |
| 81 | switch ( (Kinds)kind ) { |
Nick Kledzik | 7145cf6 | 2012-06-15 21:26:18 +0000 | [diff] [blame^] | 82 | case invalid: |
| 83 | return StringRef("invalid"); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 84 | case none: |
| 85 | return StringRef("none"); |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 86 | case branch32: |
| 87 | return StringRef("branch32"); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 88 | case ripRel32: |
| 89 | return StringRef("ripRel32"); |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 90 | case ripRel32_1: |
| 91 | return StringRef("ripRel32_1"); |
| 92 | case ripRel32_2: |
| 93 | return StringRef("ripRel32_2"); |
| 94 | case ripRel32_4: |
| 95 | return StringRef("ripRel32_4"); |
| 96 | case gotLoadRipRel32: |
| 97 | return StringRef("gotLoadRipRel32"); |
| 98 | case gotLoadRipRel32NowLea: |
| 99 | return StringRef("gotLoadRipRel32NowLea"); |
| 100 | case gotUseRipRel32: |
| 101 | return StringRef("gotUseRipRel32"); |
| 102 | case tlvLoadRipRel32: |
| 103 | return StringRef("tlvLoadRipRel32"); |
| 104 | case tlvLoadRipRel32NowLea: |
| 105 | return StringRef("tlvLoadRipRel32NowLea"); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 106 | case pointer64: |
| 107 | return StringRef("pointer64"); |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 108 | case pointerRel32: |
| 109 | return StringRef("pointerRel32"); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 110 | case lazyTarget: |
| 111 | return StringRef("lazyTarget"); |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 112 | case lazyImmediate: |
| 113 | return StringRef("lazyImmediate"); |
| 114 | case subordinateFDE: |
| 115 | return StringRef("subordinateFDE"); |
| 116 | case subordinateLSDA: |
| 117 | return StringRef("subordinateLSDA"); |
Nick Kledzik | abb6981 | 2012-05-31 22:34:00 +0000 | [diff] [blame] | 118 | } |
Nick Kledzik | 751eb3d | 2012-06-15 20:37:24 +0000 | [diff] [blame] | 119 | llvm_unreachable("invalid x86_64 Reference kind"); |
Nick Kledzik | abb6981 | 2012-05-31 22:34:00 +0000 | [diff] [blame] | 120 | } |
| 121 | |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 122 | bool KindHandler_x86_64::isCallSite(Kind kind) { |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 123 | return (kind == branch32); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 124 | } |
| 125 | |
| 126 | bool KindHandler_x86_64::isPointer(Kind kind) { |
| 127 | return (kind == pointer64); |
| 128 | } |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 129 | |
| 130 | bool KindHandler_x86_64::isLazyImmediate(Kind kind) { |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 131 | return (kind == lazyImmediate); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 132 | } |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 133 | |
| 134 | bool KindHandler_x86_64::isLazyTarget(Kind kind) { |
| 135 | return (kind == lazyTarget); |
| 136 | } |
| 137 | |
| 138 | |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 139 | void KindHandler_x86_64::applyFixup(Kind kind, uint64_t addend, |
| 140 | uint8_t *location, uint64_t fixupAddress, |
| 141 | uint64_t targetAddress) { |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 142 | int32_t *loc32 = reinterpret_cast<int32_t*>(location); |
| 143 | uint64_t* loc64 = reinterpret_cast<uint64_t*>(location); |
| 144 | switch ( (Kinds)kind ) { |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 145 | case branch32: |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 146 | case ripRel32: |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 147 | case gotLoadRipRel32: |
| 148 | case gotUseRipRel32: |
| 149 | case tlvLoadRipRel32: |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 150 | *loc32 = (targetAddress - (fixupAddress+4)) + addend; |
| 151 | break; |
| 152 | case pointer64: |
| 153 | *loc64 = targetAddress + addend; |
| 154 | break; |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 155 | case ripRel32_1: |
| 156 | *loc32 = (targetAddress - (fixupAddress+5)) + addend; |
| 157 | break; |
| 158 | case ripRel32_2: |
| 159 | *loc32 = (targetAddress - (fixupAddress+6)) + addend; |
| 160 | break; |
| 161 | case ripRel32_4: |
| 162 | *loc32 = (targetAddress - (fixupAddress+8)) + addend; |
| 163 | break; |
| 164 | case pointerRel32: |
| 165 | *loc32 = (targetAddress - fixupAddress) + addend; |
| 166 | break; |
| 167 | case gotLoadRipRel32NowLea: |
| 168 | case tlvLoadRipRel32NowLea: |
| 169 | // Change MOVQ to LEA |
| 170 | assert(location[-2] == 0x8B); |
| 171 | location[-2] = 0x8D; |
| 172 | *loc32 = (targetAddress - (fixupAddress+4)) + addend; |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 173 | break; |
| 174 | case none: |
| 175 | case lazyTarget: |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 176 | case lazyImmediate: |
| 177 | case subordinateFDE: |
| 178 | case subordinateLSDA: |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 179 | // do nothing |
| 180 | break; |
Nick Kledzik | 7145cf6 | 2012-06-15 21:26:18 +0000 | [diff] [blame^] | 181 | case invalid: |
| 182 | assert(0 && "invalid Reference Kind"); |
| 183 | break; |
Nick Kledzik | abb6981 | 2012-05-31 22:34:00 +0000 | [diff] [blame] | 184 | } |
| 185 | } |
| 186 | |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 187 | |
| 188 | //===----------------------------------------------------------------------===// |
| 189 | // KindHandler_x86 |
| 190 | //===----------------------------------------------------------------------===// |
| 191 | |
| 192 | KindHandler_x86::~KindHandler_x86() { |
Nick Kledzik | abb6981 | 2012-05-31 22:34:00 +0000 | [diff] [blame] | 193 | } |
| 194 | |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 195 | Reference::Kind KindHandler_x86::stringToKind(StringRef str) { |
Nick Kledzik | d6a2732 | 2012-06-15 20:29:27 +0000 | [diff] [blame] | 196 | return llvm::StringSwitch<Reference::Kind>(str) |
| 197 | .Case("none", none) |
| 198 | .Case("branch32", branch32) |
| 199 | .Case("abs32", abs32) |
| 200 | .Case("funcRel32", funcRel32) |
| 201 | .Case("pointer32", pointer32) |
| 202 | .Case("lazyTarget", lazyTarget) |
Nick Kledzik | 7145cf6 | 2012-06-15 21:26:18 +0000 | [diff] [blame^] | 203 | .Case("lazyImmediate", lazyImmediate) |
| 204 | .Default(invalid); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 205 | |
Nick Kledzik | 751eb3d | 2012-06-15 20:37:24 +0000 | [diff] [blame] | 206 | llvm_unreachable("invalid x86 Reference kind"); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 207 | } |
| 208 | |
| 209 | StringRef KindHandler_x86::kindToString(Reference::Kind kind) { |
| 210 | switch ( (Kinds)kind ) { |
Nick Kledzik | 7145cf6 | 2012-06-15 21:26:18 +0000 | [diff] [blame^] | 211 | case invalid: |
| 212 | return StringRef("invalid"); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 213 | case none: |
| 214 | return StringRef("none"); |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 215 | case branch32: |
| 216 | return StringRef("branch32"); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 217 | case abs32: |
| 218 | return StringRef("abs32"); |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 219 | case funcRel32: |
| 220 | return StringRef("funcRel32"); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 221 | case pointer32: |
| 222 | return StringRef("pointer32"); |
| 223 | case lazyTarget: |
| 224 | return StringRef("lazyTarget"); |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 225 | case lazyImmediate: |
| 226 | return StringRef("lazyImmediate"); |
| 227 | case subordinateFDE: |
| 228 | return StringRef("subordinateFDE"); |
| 229 | case subordinateLSDA: |
| 230 | return StringRef("subordinateLSDA"); |
Nick Kledzik | abb6981 | 2012-05-31 22:34:00 +0000 | [diff] [blame] | 231 | } |
Nick Kledzik | 751eb3d | 2012-06-15 20:37:24 +0000 | [diff] [blame] | 232 | llvm_unreachable("invalid x86 Reference kind"); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 233 | } |
| 234 | |
| 235 | bool KindHandler_x86::isCallSite(Kind kind) { |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 236 | return (kind == branch32); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 237 | } |
| 238 | |
| 239 | bool KindHandler_x86::isPointer(Kind kind) { |
| 240 | return (kind == pointer32); |
| 241 | } |
| 242 | |
| 243 | |
| 244 | bool KindHandler_x86::isLazyImmediate(Kind kind) { |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 245 | return (kind == lazyImmediate); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 246 | } |
| 247 | |
| 248 | |
| 249 | bool KindHandler_x86::isLazyTarget(Kind kind) { |
| 250 | return (kind == lazyTarget); |
| 251 | } |
| 252 | |
| 253 | |
| 254 | void KindHandler_x86::applyFixup(Kind kind, uint64_t addend, uint8_t *location, |
| 255 | uint64_t fixupAddress, uint64_t targetAddress) { |
| 256 | int32_t *loc32 = reinterpret_cast<int32_t*>(location); |
| 257 | switch ( (Kinds)kind ) { |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 258 | case branch32: |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 259 | *loc32 = (targetAddress - (fixupAddress+4)) + addend; |
| 260 | break; |
| 261 | case pointer32: |
| 262 | case abs32: |
| 263 | *loc32 = targetAddress + addend; |
| 264 | break; |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 265 | case funcRel32: |
| 266 | *loc32 = targetAddress + addend; |
| 267 | break; |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 268 | case none: |
| 269 | case lazyTarget: |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 270 | case lazyImmediate: |
| 271 | case subordinateFDE: |
| 272 | case subordinateLSDA: |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 273 | // do nothing |
| 274 | break; |
Nick Kledzik | 7145cf6 | 2012-06-15 21:26:18 +0000 | [diff] [blame^] | 275 | case invalid: |
| 276 | assert(0 && "invalid Reference Kind"); |
| 277 | break; |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 278 | } |
Nick Kledzik | abb6981 | 2012-05-31 22:34:00 +0000 | [diff] [blame] | 279 | } |
| 280 | |
| 281 | |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 282 | //===----------------------------------------------------------------------===// |
| 283 | // KindHandler_arm |
| 284 | //===----------------------------------------------------------------------===// |
Nick Kledzik | abb6981 | 2012-05-31 22:34:00 +0000 | [diff] [blame] | 285 | |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 286 | KindHandler_arm::~KindHandler_arm() { |
| 287 | } |
Nick Kledzik | abb6981 | 2012-05-31 22:34:00 +0000 | [diff] [blame] | 288 | |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 289 | Reference::Kind KindHandler_arm::stringToKind(StringRef str) { |
Nick Kledzik | d6a2732 | 2012-06-15 20:29:27 +0000 | [diff] [blame] | 290 | return llvm::StringSwitch<Reference::Kind>(str) |
| 291 | .Case("none", none) |
| 292 | .Case("thumbBranch22", thumbBranch22) |
| 293 | .Case("armBranch24", armBranch24) |
| 294 | .Case("thumbAbsLow16", thumbAbsLow16) |
| 295 | .Case("thumbAbsHigh16", thumbAbsHigh16) |
| 296 | .Case("thumbPcRelLow16", thumbPcRelLow16) |
| 297 | .Case("thumbPcRelHigh16", thumbPcRelHigh16) |
| 298 | .Case("abs32", abs32) |
| 299 | .Case("pointer32", pointer32) |
| 300 | .Case("lazyTarget", lazyTarget) |
| 301 | .Case("lazyImmediate", lazyImmediate) |
Nick Kledzik | 7145cf6 | 2012-06-15 21:26:18 +0000 | [diff] [blame^] | 302 | .Case("subordinateLSDA", subordinateLSDA) |
| 303 | .Default(invalid); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 304 | |
Nick Kledzik | 751eb3d | 2012-06-15 20:37:24 +0000 | [diff] [blame] | 305 | llvm_unreachable("invalid ARM Reference kind"); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 306 | } |
| 307 | |
| 308 | StringRef KindHandler_arm::kindToString(Reference::Kind kind) { |
| 309 | switch ( (Kinds)kind ) { |
Nick Kledzik | 7145cf6 | 2012-06-15 21:26:18 +0000 | [diff] [blame^] | 310 | case invalid: |
| 311 | return StringRef("invalid"); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 312 | case none: |
| 313 | return StringRef("none"); |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 314 | case thumbBranch22: |
| 315 | return StringRef("thumbBranch22"); |
| 316 | case armBranch24: |
| 317 | return StringRef("armBranch24"); |
| 318 | case thumbAbsLow16: |
| 319 | return StringRef("thumbAbsLow16"); |
| 320 | case thumbAbsHigh16: |
| 321 | return StringRef("thumbAbsHigh16"); |
| 322 | case thumbPcRelLow16: |
| 323 | return StringRef("thumbPcRelLow16"); |
| 324 | case thumbPcRelHigh16: |
| 325 | return StringRef("thumbPcRelHigh16"); |
| 326 | case abs32: |
| 327 | return StringRef("abs32"); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 328 | case pointer32: |
| 329 | return StringRef("pointer32"); |
| 330 | case lazyTarget: |
| 331 | return StringRef("lazyTarget"); |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 332 | case lazyImmediate: |
| 333 | return StringRef("lazyImmediate"); |
| 334 | case subordinateLSDA: |
| 335 | return StringRef("subordinateLSDA"); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 336 | } |
Nick Kledzik | 751eb3d | 2012-06-15 20:37:24 +0000 | [diff] [blame] | 337 | llvm_unreachable("invalid ARM Reference kind"); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 338 | } |
| 339 | |
| 340 | bool KindHandler_arm::isCallSite(Kind kind) { |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 341 | return (kind == thumbBranch22) || (kind == armBranch24); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 342 | } |
| 343 | |
| 344 | bool KindHandler_arm::isPointer(Kind kind) { |
| 345 | return (kind == pointer32); |
| 346 | } |
| 347 | |
| 348 | |
| 349 | bool KindHandler_arm::isLazyImmediate(Kind kind) { |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 350 | return (kind == lazyImmediate); |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 351 | } |
| 352 | |
| 353 | |
| 354 | bool KindHandler_arm::isLazyTarget(Kind kind) { |
| 355 | return (kind == lazyTarget); |
| 356 | } |
| 357 | |
| 358 | |
| 359 | void KindHandler_arm::applyFixup(Kind kind, uint64_t addend, uint8_t *location, |
| 360 | uint64_t fixupAddress, uint64_t targetAddress) { |
| 361 | //int32_t *loc32 = reinterpret_cast<int32_t*>(location); |
| 362 | switch ( (Kinds)kind ) { |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 363 | case thumbBranch22: |
| 364 | // FIXME |
| 365 | break; |
| 366 | case armBranch24: |
| 367 | // FIXME |
| 368 | break; |
| 369 | case thumbAbsLow16: |
| 370 | // FIXME |
| 371 | break; |
| 372 | case thumbAbsHigh16: |
| 373 | // FIXME |
| 374 | break; |
| 375 | case thumbPcRelLow16: |
| 376 | // FIXME |
| 377 | break; |
| 378 | case thumbPcRelHigh16: |
| 379 | // FIXME |
| 380 | break; |
| 381 | case abs32: |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 382 | // FIXME |
| 383 | break; |
| 384 | case pointer32: |
| 385 | // FIXME |
| 386 | break; |
| 387 | case none: |
| 388 | case lazyTarget: |
Nick Kledzik | c890ae4 | 2012-06-12 23:01:30 +0000 | [diff] [blame] | 389 | case lazyImmediate: |
| 390 | case subordinateLSDA: |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 391 | // do nothing |
| 392 | break; |
Nick Kledzik | 7145cf6 | 2012-06-15 21:26:18 +0000 | [diff] [blame^] | 393 | case invalid: |
| 394 | assert(0 && "invalid Reference Kind"); |
| 395 | break; |
Nick Kledzik | 40b6855 | 2012-06-11 22:53:15 +0000 | [diff] [blame] | 396 | } |
| 397 | } |
| 398 | |
Nick Kledzik | abb6981 | 2012-05-31 22:34:00 +0000 | [diff] [blame] | 399 | |
| 400 | } // namespace mach_o |
| 401 | } // namespace lld |
| 402 | |
| 403 | |
| 404 | |