diff options
Diffstat (limited to 'lld/lib/ReaderWriter/ELF/ARM')
| -rw-r--r-- | lld/lib/ReaderWriter/ELF/ARM/ARMRelocationHandler.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lld/lib/ReaderWriter/ELF/ARM/ARMRelocationHandler.cpp b/lld/lib/ReaderWriter/ELF/ARM/ARMRelocationHandler.cpp index 665fcdd7213..746934adba9 100644 --- a/lld/lib/ReaderWriter/ELF/ARM/ARMRelocationHandler.cpp +++ b/lld/lib/ReaderWriter/ELF/ARM/ARMRelocationHandler.cpp @@ -313,6 +313,9 @@ static std::error_code relocR_ARM_CALL(uint8_t *location, uint64_t P, const bool switchMode = addressesThumb; uint32_t result = (uint32_t)(((S + A) | T) - P); + if (!llvm::isInt<26>((int32_t)result)) + return make_out_of_range_reloc_error(); + const uint32_t imm24 = (result & 0x03FFFFFC) >> 2; DEBUG(llvm::dbgs() << "\t\tHandle " << LLVM_FUNCTION_NAME << " -"; @@ -337,6 +340,9 @@ static std::error_code relocR_ARM_JUMP24(uint8_t *location, uint64_t P, bool addressesThumb) { uint64_t T = addressesThumb; uint32_t result = (uint32_t)(((S + A) | T) - P); + if (!llvm::isInt<26>((int32_t)result)) + return make_out_of_range_reloc_error(); + const uint32_t imm24 = (result & 0x03FFFFFC) >> 2; DEBUG(llvm::dbgs() << "\t\tHandle " << LLVM_FUNCTION_NAME << " -"; |
