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authorNorman Ramsey <nr@cs.tufts.edu>2022-02-07 10:42:36 -0500
committerCheng Shao <astrohavoc@gmail.com>2022-05-21 03:11:04 +0000
commit4aa3c5bde8c54f6ab8cbb2a574f7654590c077ca (patch)
tree43e79b6f797f12a3eb040252a20ac80659c55514 /compiler/GHC/Unit
parent36b8a57cb30c1374cce749b6f1554a2d438336b9 (diff)
downloadhaskell-4aa3c5bde8c54f6ab8cbb2a574f7654590c077ca.tar.gz
Change `Backend` type and remove direct dependencieswip/backend-as-record
With this change, `Backend` becomes an abstract type (there are no more exposed value constructors). Decisions that were formerly made by asking "is the current back end equal to (or different from) this named value constructor?" are now made by interrogating the back end about its properties, which are functions exported by `GHC.Driver.Backend`. There is a description of how to migrate code using `Backend` in the user guide. Clients using the GHC API can find a backdoor to access the Backend datatype in GHC.Driver.Backend.Internal. Bumps haddock submodule. Fixes #20927
Diffstat (limited to 'compiler/GHC/Unit')
-rw-r--r--compiler/GHC/Unit/Module/Graph.hs7
1 files changed, 3 insertions, 4 deletions
diff --git a/compiler/GHC/Unit/Module/Graph.hs b/compiler/GHC/Unit/Module/Graph.hs
index 06f3fcdc68..c09d778086 100644
--- a/compiler/GHC/Unit/Module/Graph.hs
+++ b/compiler/GHC/Unit/Module/Graph.hs
@@ -271,10 +271,9 @@ showModMsg dflags recomp (ModuleNode _ mod_summary) =
mod_str = showPpr dflags mod ++ hscSourceString (ms_hsc_src mod_summary)
dyn_file = op $ msDynObjFilePath mod_summary
obj_file = op $ msObjFilePath mod_summary
- message = case backend dflags of
- Interpreter | recomp -> text "interpreted"
- NoBackend -> text "nothing"
- _ ->
+ message = case backendSpecialModuleSource (backend dflags) recomp of
+ Just special -> text special
+ Nothing ->
if gopt Opt_BuildDynamicToo dflags
then text obj_file <> comma <+> text dyn_file
else text obj_file