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integer atom explicit sign cast support

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This commit is contained in:
Zachary Snow
2020-06-06 21:26:14 -04:00
parent a8346f2f88
commit eb93ba67fc
5 changed files with 32 additions and 5 deletions
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src/Convert/SizeCast.hs
+5
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@@ -162,4 +162,9 @@ typeSigning :: Type -> Maybe Signing
typeSigning (Net _ sg _) = Just sg
typeSigning (Implicit sg _) = Just sg
typeSigning (IntegerVector _ sg _) = Just sg
typeSigning (IntegerAtom t sg ) =
Just $ case (sg, t) of
(Unspecified, TTime) -> Unsigned
(Unspecified, _ ) -> Signed
(_ , _ ) -> sg
typeSigning _ = Nothing
src/Language/SystemVerilog/AST/Type.hs
+4 -4
View File
@@ -120,10 +120,10 @@ nullRange t rs1 =
(tf, rs2) = typeRanges t'
elaborateIntegerAtom :: Type -> Type
elaborateIntegerAtom (IntegerAtom TInt sg) = baseIntType sg Signed 32
elaborateIntegerAtom (IntegerAtom TShortint sg) = baseIntType sg Signed 16
elaborateIntegerAtom (IntegerAtom TLongint sg) = baseIntType sg Signed 64
elaborateIntegerAtom (IntegerAtom TByte sg) = baseIntType sg Unspecified 8
elaborateIntegerAtom (IntegerAtom TInt sg) = baseIntType sg Signed 32
elaborateIntegerAtom (IntegerAtom TShortint sg) = baseIntType sg Signed 16
elaborateIntegerAtom (IntegerAtom TLongint sg) = baseIntType sg Signed 64
elaborateIntegerAtom (IntegerAtom TByte sg) = baseIntType sg Signed 8
elaborateIntegerAtom other = other
-- makes a integer "compatible" type with the given signing, base signing and