-- The above warning supression flag is a temporary kludge.
-- While working on this module you are encouraged to remove it and fix
-- any warnings in the module. See
--- http://hackage.haskell.org/trac/ghc/wiki/CodingStyle#Warnings
+-- http://hackage.haskell.org/trac/ghc/wiki/Commentary/CodingStyle#Warnings
-- for details
module CgHeapery (
import Constants
import PackageConfig
import Outputable
+import FastString
import Data.List
\end{code}
mkStaticClosure info_lbl ccs payload padding_wds static_link_field saved_info_field
= [CmmLabel info_lbl]
++ variable_header_words
- ++ payload
+ ++ concatMap padLitToWord payload
++ padding_wds
++ static_link_field
++ saved_info_field
++ staticParHdr
++ staticProfHdr ccs
++ staticTickyHdr
+
+padLitToWord :: CmmLit -> [CmmLit]
+padLitToWord lit = lit : padding pad_length
+ where rep = cmmLitRep lit
+ pad_length = wORD_SIZE - machRepByteWidth rep :: Int
+
+ padding n | n <= 0 = []
+ | n `rem` 2 /= 0 = CmmInt 0 I8 : padding (n-1)
+ | n `rem` 4 /= 0 = CmmInt 0 I16 : padding (n-2)
+ | n `rem` 8 /= 0 = CmmInt 0 I32 : padding (n-4)
+ | otherwise = CmmInt 0 I64 : padding (n-8)
\end{code}
%************************************************************************