X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;ds=sidebyside;f=compiler%2Fmain%2FHscMain.lhs;h=e0d81b76fbeb17b49815b1fd7b9b445a7b5adbcc;hb=6a944ae7fe1e8e2e456c68717188463263f8978f;hp=a334c70027d28ceb86bc935450bc626569f70ed9;hpb=63489d40bdee972656ff115ab2309b809c0e39fc;p=ghc-hetmet.git

diff --git a/compiler/main/HscMain.lhs b/compiler/main/HscMain.lhs
index a334c70..e0d81b7 100644
--- a/compiler/main/HscMain.lhs
+++ b/compiler/main/HscMain.lhs
@@ -789,11 +789,8 @@ tryNewCodeGen	:: HscEnv -> Module -> [TyCon] -> [Module]
 		-> HpcInfo
 		-> IO [Cmm]
 tryNewCodeGen hsc_env this_mod data_tycons imported_mods 
-	      cost_centre_info stg_binds hpc_info
-  | not (dopt Opt_TryNewCodeGen (hsc_dflags hsc_env))
-  = return []
-  | otherwise
-  = do	{ let dflags = hsc_dflags hsc_env
+	      cost_centre_info stg_binds hpc_info =
+  do	{ let dflags = hsc_dflags hsc_env
         ; prog <- StgCmm.codeGen dflags this_mod data_tycons imported_mods 
 		 	 cost_centre_info stg_binds hpc_info
 	; dumpIfSet_dyn dflags Opt_D_dump_cmmz "Cmm produced by new codegen" 
@@ -802,8 +799,8 @@ tryNewCodeGen hsc_env this_mod data_tycons imported_mods
 	; prog <- return $ map (runTx $ runCmmOpts cmmCfgOptsZ) prog
 		-- Control flow optimisation
 
-        -- Note: Have to thread the module's SRT through all the procedures
-        -- because we greedily build it as we go.
+        -- We are building a single SRT for the entire module, so
+        -- we must thread it through all the procedures as we cps-convert them.
         ; us <- mkSplitUniqSupply 'S'
         ; let topSRT = initUs_ us emptySRT
 	; (topSRT, prog) <- foldM (protoCmmCPSZ hsc_env) (topSRT, []) prog