X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Fcmm%2FCmmParse.y;h=3842e65051b3785bfd9d3b178ec3c0564e70953b;hb=b3ccd6d5a4366dc8089fd9c49f5edf43077de009;hp=2b7605ed6dfecef2dd6864197def360f3fa2ccc8;hpb=47e0b5e52240f8794b117e0dbde4e21f41ffe9ec;p=ghc-hetmet.git

diff --git a/compiler/cmm/CmmParse.y b/compiler/cmm/CmmParse.y
index 2b7605e..3842e65 100644
--- a/compiler/cmm/CmmParse.y
+++ b/compiler/cmm/CmmParse.y
@@ -104,6 +104,7 @@ import System.Exit
 	'jump'		{ L _ (CmmT_jump) }
 	'foreign'	{ L _ (CmmT_foreign) }
 	'prim'		{ L _ (CmmT_prim) }
+	'return'	{ L _ (CmmT_return) }
 	'import'	{ L _ (CmmT_import) }
 	'switch'	{ L _ (CmmT_switch) }
 	'case'		{ L _ (CmmT_case) }
@@ -279,8 +280,10 @@ stmt	:: { ExtCode }
 		{ doSwitch $2 $3 $5 $6 }
 	| 'goto' NAME ';'
 		{ do l <- lookupLabel $2; stmtEC (CmmBranch l) }
-	| 'jump' expr {-maybe_actuals-} ';'
-		{ do e <- $2; stmtEC (CmmJump e []) }
+	| 'jump' expr maybe_actuals ';'
+		{ do e1 <- $2; e2 <- sequence $3; stmtEC (CmmJump e1 e2) }
+        | 'return' maybe_actuals ';'
+		{ do e <- sequence $2; stmtEC (CmmReturn e) }
 	| 'if' bool_expr '{' body '}' else 	
 		{ ifThenElse $2 $4 $6 }
 
@@ -372,6 +375,10 @@ maybe_ty :: { MachRep }
 	: {- empty -}			{ wordRep }
 	| '::' type			{ $2 }
 
+maybe_actuals :: { [ExtFCode (CmmExpr, MachHint)] }
+	: {- empty -}		{ [] }
+	| '(' hint_exprs0 ')'	{ $2 }
+
 hint_exprs0 :: { [ExtFCode (CmmExpr, MachHint)] }
 	: {- empty -}			{ [] }
 	| hint_exprs			{ $1 }
@@ -525,9 +532,9 @@ machOps = listToUFM $
 	( "f2f32",    flip MO_S_Conv F32 ),  -- TODO; rounding mode
 	( "f2f64",    flip MO_S_Conv F64 ),  -- TODO; rounding mode
 	( "f2i8",     flip MO_S_Conv I8 ),
-	( "f2i16",    flip MO_S_Conv I8 ),
-	( "f2i32",    flip MO_S_Conv I8 ),
-	( "f2i64",    flip MO_S_Conv I8 ),
+	( "f2i16",    flip MO_S_Conv I16 ),
+	( "f2i32",    flip MO_S_Conv I32 ),
+	( "f2i64",    flip MO_S_Conv I64 ),
 	( "i2f32",    flip MO_S_Conv F32 ),
 	( "i2f64",    flip MO_S_Conv F64 )
 	]
@@ -724,16 +731,19 @@ conInfo name ptrs nptrs srt_bitmap cl_type desc_str ty_str = do
   return (lbl, info1, [desc_field])
 
 basicInfo name layout srt_bitmap cl_type desc_str ty_str = do
+  let info_lbl = mkRtsInfoLabelFS name
   lit1 <- if opt_SccProfilingOn 
-		   then code $ mkStringCLit desc_str
+		   then code $ do lit <- mkStringCLit desc_str
+                                  return (makeRelativeRefTo info_lbl lit)
 		   else return (mkIntCLit 0)
   lit2 <- if opt_SccProfilingOn 
-		   then code $ mkStringCLit ty_str
+		   then code $ do lit <- mkStringCLit ty_str
+                                  return (makeRelativeRefTo info_lbl lit)
 		   else return (mkIntCLit 0)
   let info1 = mkStdInfoTable lit1 lit2 (fromIntegral cl_type) 
 			(fromIntegral srt_bitmap)
 			layout
-  return (mkRtsInfoLabelFS name, info1, [])
+  return (info_lbl, info1, [])
 
 funInfo name ptrs nptrs cl_type desc_str ty_str fun_type = do
   (label,info1,_) <- stdInfo name ptrs nptrs 0{-srt_bitmap-}
@@ -757,15 +767,17 @@ foreignCall
 	-> ExtFCode CmmExpr
 	-> [ExtFCode (CmmExpr,MachHint)]
 	-> Maybe [GlobalReg] -> P ExtCode
-foreignCall "C" results_code expr_code args_code vols
-  = return $ do
-	results <- sequence results_code
-	expr <- expr_code
-	args <- sequence args_code
-        code (emitForeignCall' PlayRisky results 
-                 (CmmForeignCall expr CCallConv) args vols)
-foreignCall conv _ _ _ _
-  = fail ("unknown calling convention: " ++ conv)
+foreignCall conv_string results_code expr_code args_code vols
+  = do  convention <- case conv_string of
+          "C" -> return CCallConv
+          "C--" -> return CmmCallConv
+          _ -> fail ("unknown calling convention: " ++ conv_string)
+	return $ do
+	  results <- sequence results_code
+	  expr <- expr_code
+	  args <- sequence args_code
+          code (emitForeignCall' PlayRisky results 
+                 (CmmForeignCall expr convention) args vols) where
 
 primCall
 	:: [ExtFCode (CmmReg,MachHint)]