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macaw-base: Support loading R_ARM_COPY ELF relocations

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We already have support for `R_X86_64_COPY` relocations, so adding support
for `R_ARM_COPY` on the AArch32 side is straightforward.

This is related to #47, although this is not a full fix for the issue.
This commit is contained in:
Ryan Scott 2022-09-13 13:21:00 -04:00 committed by Ryan Scott
parent 87129af093
commit 560f292d16
1 changed files with 13 additions and 1 deletions
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14
base/src/Data/Macaw/Memory/ElfLoader.hs
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@ -579,7 +579,7 @@ relaTargetX86_64 _ symtab rel addend _isRel =
Elf.R_X86_64_COPY -> do Elf.R_X86_64_COPY -> do
sym <- resolveRelocationSym symtab (Elf.relSym rel) sym <- resolveRelocationSym symtab (Elf.relSym rel)
when (addend /= 0) $ do when (addend /= 0) $ do
throwError$ RelocationUnsupportedType (show (Elf.relType rel)) throwError $ RelocationUnsupportedType (show (Elf.relType rel))
pure $ Relocation { relocationSym = sym pure $ Relocation { relocationSym = sym
, relocationOffset = 0 , relocationOffset = 0
, relocationIsRel = False , relocationIsRel = False
@ -690,6 +690,18 @@ relaTargetARM32 end msegIndex symtab rel addend relFlag =
, relocationEndianness = end , relocationEndianness = end
, relocationJumpSlot = True , relocationJumpSlot = True
} }
Elf.R_ARM_COPY -> do
sym <- resolveRelocationSym symtab (Elf.relSym rel)
when (addend /= 0) $ do
throwError $ RelocationUnsupportedType (show (Elf.relType rel))
pure $ Relocation { relocationSym = sym
, relocationOffset = 0
, relocationIsRel = False
, relocationSize = 4
, relocationIsSigned = False
, relocationEndianness = end
, relocationJumpSlot = False
}
tp -> do tp -> do
throwError $ RelocationUnsupportedType (show tp) throwError $ RelocationUnsupportedType (show tp)