+{-# OPTIONS -w #-}
+-- 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/Commentary/CodingStyle#Warnings
+-- for details
+
-----------------------------------------------------------------------------
--
-- Code generation for profiling
emitSetCCC, emitCCS,
-- Lag/drag/void stuff
- ldvEnter, ldvRecordCreate
+ ldvEnter, ldvEnterClosure, ldvRecordCreate
) where
#include "HsVersions.h"
where
enc_ccs = CmmLit (mkCCostCentreStack ccs)
re_entrant = closureReEntrant closure_info
- node_ccs = costCentreFrom (CmmReg nodeReg)
+ node_ccs = costCentreFrom (cmmOffsetB (CmmReg nodeReg) (-node_tag))
is_box = isBox body
+ -- if this is a function, then node will be tagged; we must subract the tag
+ node_tag = funTag closure_info
+
-- set the current CCS when entering a PAP
enterCostCentrePAP :: CmmExpr -> Code
enterCostCentrePAP closure =
ifProfiling $ do
stmtC $ CmmStore curCCSAddr (costCentreFrom closure)
-enter_ccs_fun stack = emitRtsCall SLIT("EnterFunCCS") [(stack,PtrHint)]
+enter_ccs_fun stack = emitRtsCall SLIT("EnterFunCCS") [CmmHinted stack PtrHint] False
-- ToDo: vols
enter_ccs_fsub = enteringPAP 0
pushCostCentre :: LocalReg -> CmmExpr -> CostCentre -> Code
pushCostCentre result ccs cc
= emitRtsCallWithResult result PtrHint
- SLIT("PushCostCentre") [(ccs,PtrHint),
- (CmmLit (mkCCostCentre cc), PtrHint)]
+ SLIT("PushCostCentre") [CmmHinted ccs PtrHint,
+ CmmHinted (CmmLit (mkCCostCentre cc)) PtrHint]
+ False
bumpSccCount :: CmmExpr -> CmmStmt
bumpSccCount ccs
-- The closure is not IND or IND_OLDGEN because neither is considered for LDV
-- profiling.
--
+ldvEnterClosure :: ClosureInfo -> Code
+ldvEnterClosure closure_info = ldvEnter (cmmOffsetB (CmmReg nodeReg) (-tag))
+ where tag = funTag closure_info
+ -- don't forget to substract node's tag
+
ldvEnter :: CmmExpr -> Code
-- Argument is a closure pointer
-ldvEnter cl_ptr
+ldvEnter cl_ptr
= ifProfiling $
-- if (era > 0) {
-- LDVW((c)) = (LDVW((c)) & LDV_CREATE_MASK) |
emitIf (CmmMachOp mo_wordUGt [loadEra, CmmLit zeroCLit])
(stmtC (CmmStore ldv_wd new_ldv_wd))
where
+ -- don't forget to substract node's tag
ldv_wd = ldvWord cl_ptr
new_ldv_wd = cmmOrWord (cmmAndWord (CmmLoad ldv_wd wordRep)
(CmmLit (mkWordCLit lDV_CREATE_MASK)))