1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
module GHC.Unit.Module.Status
( HscBackendAction(..), HscRecompStatus (..)
)
where
import GHC.Prelude
import GHC.Unit
import GHC.Unit.Module.ModGuts
import GHC.Unit.Module.ModIface
import GHC.Utils.Fingerprint
import GHC.Utils.Outputable
import GHC.Unit.Home.ModInfo
-- | Status of a module in incremental compilation
data HscRecompStatus
-- | Nothing to do because code already exists.
= HscUpToDate ModIface HomeModLinkable
-- | Recompilation of module, or update of interface is required. Optionally
-- pass the old interface hash to avoid updating the existing interface when
-- it has not changed.
| HscRecompNeeded (Maybe Fingerprint)
-- | Action to perform in backend compilation
data HscBackendAction
-- | Update the boot and signature file results.
= HscUpdate ModIface
-- | Recompile this module.
| HscRecomp
{ hscs_guts :: CgGuts
-- ^ Information for the code generator.
, hscs_mod_location :: !ModLocation
-- ^ Module info
, hscs_partial_iface :: !PartialModIface
-- ^ Partial interface
, hscs_old_iface_hash :: !(Maybe Fingerprint)
-- ^ Old interface hash for this compilation, if an old interface file
-- exists. Pass to `hscMaybeWriteIface` when writing the interface to
-- avoid updating the existing interface when the interface isn't
-- changed.
}
instance Outputable HscBackendAction where
ppr (HscUpdate mi) = text "Update:" <+> (ppr (mi_module mi))
ppr (HscRecomp _ ml _mi _mf) = text "Recomp:" <+> ppr ml
|
