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ppcInstructionMatcher: Reference PPCSyscall Haddocks

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Ryan Scott 2024-07-22 14:06:00 -04:00 committed by Ryan Scott
parent 98290062a7
commit 3e83b3eff3
1 changed files with 2 additions and 0 deletions
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macaw-ppc/src/Data/Macaw/PPC/Arch.hs
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@ -842,6 +842,8 @@ ppcInstructionMatcher (D.Instruction opc operands) =
resVal <- G.addExpr (G.AppExpr (MC.TupleField knownRepr res PL.index0))
errorCondVal <- G.addExpr (G.AppExpr (MC.TupleField knownRepr res PL.index1))
-- See the documentation on 'PPCSyscall' for a description of the
-- registers used to return values from syscalls.
G.setRegVal (PPC_GP (D.GPR 3)) resVal
-- We need to use an explicit type signature here to prevent GHC's type
-- inference from becoming confused by the GADT pattern match on