Repository : ssh://darcs.haskell.org//srv/darcs/ghc On branch : master
http://hackage.haskell.org/trac/ghc/changeset/9f68cceca364600e2ed8d8b4c9e2684eb83549fc >--------------------------------------------------------------- commit 9f68cceca364600e2ed8d8b4c9e2684eb83549fc Author: Simon Marlow <marlo...@gmail.com> Date: Mon Nov 5 14:49:05 2012 +0000 loadThreadState should set HpAlloc=0 >--------------------------------------------------------------- compiler/codeGen/StgCmmForeign.hs | 8 +++++++- 1 files changed, 7 insertions(+), 1 deletions(-) diff --git a/compiler/codeGen/StgCmmForeign.hs b/compiler/codeGen/StgCmmForeign.hs index 7612cd1..aef1e4f 100644 --- a/compiler/codeGen/StgCmmForeign.hs +++ b/compiler/codeGen/StgCmmForeign.hs @@ -306,6 +306,11 @@ loadThreadState dflags tso stack = do -- SpLim = stack->stack + RESERVED_STACK_WORDS; mkAssign spLim (cmmOffsetW dflags (cmmOffset dflags (CmmReg (CmmLocal stack)) (stack_STACK dflags)) (rESERVED_STACK_WORDS dflags)), + -- HpAlloc = 0; + -- HpAlloc is assumed to be set to non-zero only by a failed + -- a heap check, see HeapStackCheck.cmm:GC_GENERIC + mkAssign hpAlloc (zeroExpr dflags), + openNursery dflags, -- and load the current cost centre stack from the TSO when profiling: if gopt Opt_SccProfilingOn dflags then @@ -367,13 +372,14 @@ stgHp = CmmReg hp stgCurrentTSO = CmmReg currentTSO stgCurrentNursery = CmmReg currentNursery -sp, spLim, hp, hpLim, currentTSO, currentNursery :: CmmReg +sp, spLim, hp, hpLim, currentTSO, currentNursery, hpAlloc :: CmmReg sp = CmmGlobal Sp spLim = CmmGlobal SpLim hp = CmmGlobal Hp hpLim = CmmGlobal HpLim currentTSO = CmmGlobal CurrentTSO currentNursery = CmmGlobal CurrentNursery +hpAlloc = CmmGlobal HpAlloc -- ----------------------------------------------------------------------------- -- For certain types passed to foreign calls, we adjust the actual _______________________________________________ Cvs-ghc mailing list Cvs-ghc@haskell.org http://www.haskell.org/mailman/listinfo/cvs-ghc