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|
-- | Platform profiles
module GHC.Platform.Profile
( Profile (..)
, profileBuildTag
, profileConstants
, profileIsProfiling
, profileWordSizeInBytes
)
where
import GHC.Prelude
import GHC.Platform
import GHC.Platform.Ways
-- | A platform profile fully describes the kind of objects that are generated
-- for a platform.
--
-- 'Platform' doesn't fully describe the ABI of an object. Compiler ways
-- (profiling, debug, dynamic) also modify the ABI.
--
data Profile = Profile
{ profilePlatform :: !Platform -- ^ Platform
, profileWays :: !Ways -- ^ Ways
}
deriving (Eq, Ord, Show, Read)
-- | Get platform constants
profileConstants :: Profile -> PlatformConstants
{-# INLINE profileConstants #-}
profileConstants profile = platformConstants (profilePlatform profile)
-- | Is profiling enabled
profileIsProfiling :: Profile -> Bool
{-# INLINE profileIsProfiling #-}
profileIsProfiling profile = profileWays profile `hasWay` WayProf
-- | Word size in bytes
profileWordSizeInBytes :: Profile -> Int
{-# INLINE profileWordSizeInBytes #-}
profileWordSizeInBytes profile = platformWordSizeInBytes (profilePlatform profile)
-- | Unique build tag for the profile
profileBuildTag :: Profile -> String
profileBuildTag profile
-- profiles using unregisterised convention are not binary compatible with
-- those that don't. Make sure to make it apparent in the tag so that our
-- interface files can't be mismatched by mistake.
| platformUnregisterised platform = 'u':wayTag
| otherwise = wayTag
where
platform = profilePlatform profile
wayTag = waysBuildTag (profileWays profile)
|
