X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;ds=sidebyside;f=compiler%2Fcmm%2FCmmLive.hs;h=3d87907a0dd99d92178ceb1fe288a5cdf372f4cc;hb=55fe426859d8e9922e46821e52cff150d5628253;hp=4fb4a29285c41e9ef46c6e19847ae971cee252ab;hpb=a6af1f12c4b83745dacf955ac2920897ec7ae145;p=ghc-hetmet.git diff --git a/compiler/cmm/CmmLive.hs b/compiler/cmm/CmmLive.hs index 4fb4a29..3d87907 100644 --- a/compiler/cmm/CmmLive.hs +++ b/compiler/cmm/CmmLive.hs @@ -2,7 +2,7 @@ module CmmLive ( CmmLive, BlockEntryLiveness, cmmLiveness, - cmmFormalsToLiveLocals, + cmmHintFormalsToLiveLocals, ) where #include "HsVersions.h" @@ -129,6 +129,7 @@ cmmBlockUpdate blocks node _ state = ----------------------------------------------------------------------------- -- Section: ----------------------------------------------------------------------------- +----------------------------------------------------------------------------- -- CmmBlockLive, cmmStmtListLive and helpers ----------------------------------------------------------------------------- @@ -155,10 +156,8 @@ addKilled new_killed live = live `minusUniqSet` new_killed -------------------------------- -- Liveness of a CmmStmt -------------------------------- -cmmFormalsToLiveLocals :: CmmFormals -> [LocalReg] -cmmFormalsToLiveLocals [] = [] -cmmFormalsToLiveLocals ((CmmGlobal _,_):args) = cmmFormalsToLiveLocals args -cmmFormalsToLiveLocals ((CmmLocal r,_):args) = r:cmmFormalsToLiveLocals args +cmmHintFormalsToLiveLocals :: CmmHintFormals -> [LocalReg] +cmmHintFormalsToLiveLocals formals = map fst formals cmmStmtLive :: BlockEntryLiveness -> CmmStmt -> CmmLivenessTransformer cmmStmtLive _ (CmmNop) = id @@ -171,13 +170,13 @@ cmmStmtLive _ (CmmAssign reg expr) = (CmmGlobal _) -> id cmmStmtLive _ (CmmStore expr1 expr2) = cmmExprLive expr2 . cmmExprLive expr1 -cmmStmtLive _ (CmmCall target results arguments) = +cmmStmtLive _ (CmmCall target results arguments _ _) = target_liveness . foldr ((.) . cmmExprLive) id (map fst arguments) . - addKilled (mkUniqSet $ cmmFormalsToLiveLocals results) where + addKilled (mkUniqSet $ cmmHintFormalsToLiveLocals results) where target_liveness = case target of - (CmmForeignCall target _) -> cmmExprLive target + (CmmCallee target _) -> cmmExprLive target (CmmPrim _) -> id cmmStmtLive other_live (CmmBranch target) = addLive (lookupWithDefaultUFM other_live emptyUniqSet target)