[project @ 2003-05-21 02:48:56 by igloo]

[ghc-hetmet.git] / ghc / compiler / main / DriverFlags.hs

diff --git a/ghc/compiler/main/DriverFlags.hs b/ghc/compiler/main/DriverFlags.hs
index 9813c82..e66f718 100644 (file)
--- a/ghc/compiler/main/DriverFlags.hs
+++ b/ghc/compiler/main/DriverFlags.hs
@@ -1,5 +1,5 @@
 -----------------------------------------------------------------------------
--- $Id: DriverFlags.hs,v 1.107 2002/12/12 17:36:18 simonmar Exp $
+-- $Id: DriverFlags.hs,v 1.114 2003/02/24 12:39:26 simonpj Exp $
 --
 -- Driver flags
 --
@@ -277,6 +277,8 @@ static_flags =
   ,  ( "syslib"         , HasArg (addPackage) )        -- for compatibility w/ old vsns
 
         ------- Specific phases  --------------------------------------------
+  ,  ( "pgmL"           , HasArg setPgmL )
+  ,  ( "pgmP"           , HasArg setPgmP )
   ,  ( "pgmP"           , HasArg setPgmP )
   ,  ( "pgmF"           , HasArg setPgmF )
   ,  ( "pgmc"           , HasArg setPgmc )
@@ -294,6 +296,7 @@ static_flags =
   ,  ( "optdll"                , HasArg (add v_Opt_dll) )
 
        ----- Linker --------------------------------------------------------
+  ,  ( "no-link"       , NoArg (writeIORef v_NoLink True) )
   ,  ( "static"        , NoArg (writeIORef v_Static True) )
   ,  ( "dynamic"        , NoArg (writeIORef v_Static False) )
   ,  ( "rdynamic"       , NoArg (return ()) ) -- ignored for compat w/ gcc
@@ -311,14 +314,11 @@ static_flags =
   ,  ( "fno-asm-mangling"  , NoArg (writeIORef v_Do_asm_mangling False) )
 
   ,  ( "fmax-simplifier-iterations", 
-               Prefix (writeIORef v_MaxSimplifierIterations . read) )
+               PrefixPred (all isDigit) (writeIORef v_MaxSimplifierIterations . read) )
 
   ,  ( "frule-check", 
                SepArg (\s -> writeIORef v_RuleCheck (Just s)) )
 
-  ,  ( "fusagesp"         , NoArg (do writeIORef v_UsageSPInf True
-                                      add v_Opt_C "-fusagesp-on") )
-
   ,  ( "fexcess-precision" , NoArg (do writeIORef v_Excess_precision True
                                       add v_Opt_C "-fexcess-precision"))
 
@@ -394,7 +394,6 @@ dynamic_flags = [
   ,  ( "ddump-tc",              NoArg (setDynFlag Opt_D_dump_tc) )
   ,  ( "ddump-types",           NoArg (setDynFlag Opt_D_dump_types) )
   ,  ( "ddump-rules",           NoArg (setDynFlag Opt_D_dump_rules) )
-  ,  ( "ddump-usagesp",         NoArg (setDynFlag Opt_D_dump_usagesp) )
   ,  ( "ddump-cse",             NoArg (setDynFlag Opt_D_dump_cse) )
   ,  ( "ddump-worker-wrapper",   NoArg (setDynFlag Opt_D_dump_worker_wrapper) )
   ,  ( "dshow-passes",           NoArg (setVerbosity "2") )
@@ -414,7 +413,6 @@ dynamic_flags = [
   ,  ( "ddump-vect",            NoArg (setDynFlag Opt_D_dump_vect) )
   ,  ( "dcore-lint",            NoArg (setDynFlag Opt_DoCoreLinting) )
   ,  ( "dstg-lint",             NoArg (setDynFlag Opt_DoStgLinting) )
-  ,  ( "dusagesp-lint",                 NoArg (setDynFlag Opt_DoUSPLinting) )
 
        ------ Machine dependant (-m<blah>) stuff ---------------------------
 
@@ -578,7 +576,15 @@ machdepCCOpts
             return ( [ if sta then "-DDONT_WANT_WIN32_DLL_SUPPORT" else ""
 --                    , if suffixMatch "mingw32" cTARGETPLATFORM then "-mno-cygwin" else "" 
                      ],
-                     [ "-fno-defer-pop", "-fomit-frame-pointer",
+                     [ "-fno-defer-pop",
+#ifdef HAVE_GCC_MNO_OMIT_LFPTR
+                       -- Some gccs are configured with
+                       -- -momit-leaf-frame-pointer on by default, and it
+                       -- apparently takes precedence over 
+                       -- -fomit-frame-pointer, so we disable it first here.
+                       "-mno-omit-leaf-frame-pointer",
+#endif
+                       "-fomit-frame-pointer",
                        -- we want -fno-builtin, because when gcc inlines
                        -- built-in functions like memcpy() it tends to
                        -- run out of registers, requiring -monly-n-regs