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[Mips] Reduce code duplication. Join relocation handling functions which 

perform calculations for R_MIPS_GOT16 and R_MIPS_CALL16 relocations.

llvm-svn: 209594
This commit is contained in:
Simon Atanasyan 2014-05-25 10:07:04 +00:00
parent 6c68ffe3ef
commit bacee46924
1 changed files with 6 additions and 15 deletions
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21
lld/lib/ReaderWriter/ELF/Mips/MipsRelocationHandler.cpp
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@ -84,19 +84,10 @@ static void relocLo16(uint8_t *location, uint64_t P, uint64_t S, int64_t AHL,
applyReloc(location, result, 0xffff);
}
/// \brief R_MIPS_GOT16
/// local/external: rel16 G (verify)
static void relocGOT16(uint8_t *location, uint64_t P, uint64_t S, int64_t AHL,
uint64_t GP) {
// FIXME (simon): for local sym put high 16 bit of AHL to the GOT
int32_t G = (int32_t)(S - GP);
applyReloc(location, G, 0xffff);
}
/// \brief R_MIPS_CALL16
/// external: rel16 G (verify)
static void relocCall16(uint8_t *location, uint64_t P, uint64_t S, int64_t A,
uint64_t GP) {
/// \brief R_MIPS_GOT16, R_MIPS_CALL16
/// rel16 G (verify)
static void relocGOT(uint8_t *location, uint64_t P, uint64_t S, int64_t A,
uint64_t GP) {
int32_t G = (int32_t)(S - GP);
applyReloc(location, G, 0xffff);
}
@ -161,10 +152,10 @@ error_code MipsTargetRelocationHandler::applyRelocation(
ref.target() == gpAtom->_atom);
break;
case R_MIPS_GOT16:
relocGOT16(location, relocVAddress, targetVAddress, ref.addend(), gpAddr);
relocGOT(location, relocVAddress, targetVAddress, ref.addend(), gpAddr);
break;
case R_MIPS_CALL16:
relocCall16(location, relocVAddress, targetVAddress, ref.addend(), gpAddr);
relocGOT(location, relocVAddress, targetVAddress, ref.addend(), gpAddr);
break;
case R_MIPS_TLS_TPREL_HI16:
relocGeneralHi16(location, targetVAddress, ref.addend());