X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Fmain%2FStaticFlagParser.hs;h=dd421b8ea932dc14aced0d524841668f298a339d;hb=1d8585bc1160be0c21c34d1f9d9c62e22b3948a8;hp=ae7b00d223108d5f82e9083ad48d3bd38a8078b9;hpb=8b18faef8aeaf40150c208272a2fc117611e8ae8;p=ghc-hetmet.git

diff --git a/compiler/main/StaticFlagParser.hs b/compiler/main/StaticFlagParser.hs
index ae7b00d..dd421b8 100644
--- a/compiler/main/StaticFlagParser.hs
+++ b/compiler/main/StaticFlagParser.hs
@@ -53,7 +53,7 @@ parseStaticFlags args = do
 
     -- deal with the way flags: the way (eg. prof) gives rise to
     -- further flags, some of which might be static.
-  way_flags <- findBuildTag
+  way_flags <- getWayFlags
   let way_flags' = map (mkGeneralLocated "in way flags") way_flags
 
     -- if we're unregisterised, add some more flags
@@ -107,7 +107,6 @@ static_flags = [
         ------- ways --------------------------------------------------------
   , Flag "prof"           (NoArg (addWay WayProf)) Supported
   , Flag "eventlog"       (NoArg (addWay WayEventLog)) Supported
-  , Flag "ticky"          (NoArg (addWay WayTicky)) Supported
   , Flag "parallel"       (NoArg (addWay WayPar)) Supported
   , Flag "gransim"        (NoArg (addWay WayGran)) Supported
   , Flag "smp"            (NoArg (addWay WayThreaded))
@@ -115,11 +114,15 @@ static_flags = [
   , Flag "debug"          (NoArg (addWay WayDebug)) Supported
   , Flag "ndp"            (NoArg (addWay WayNDP)) Supported
   , Flag "threaded"       (NoArg (addWay WayThreaded)) Supported
-        -- ToDo: user ways
+
+  , Flag "ticky"          (PassFlag (\f -> do addOpt f; addWay WayDebug)) Supported
+    -- -ticky enables ticky-ticky code generation, and also implies -debug which
+    -- is required to get the RTS ticky support.
 
         ------ Debugging ----------------------------------------------------
   , Flag "dppr-debug"        (PassFlag addOpt) Supported
   , Flag "dsuppress-uniques" (PassFlag addOpt) Supported
+  , Flag "dsuppress-coercions" (PassFlag addOpt) Supported
   , Flag "dppr-user-length"  (AnySuffix addOpt) Supported
   , Flag "dopt-fuel"         (AnySuffix addOpt) Supported
   , Flag "dno-debug-output"  (PassFlag addOpt) Supported
@@ -128,7 +131,7 @@ static_flags = [
 
         ----- Linker --------------------------------------------------------
   , Flag "static"         (PassFlag addOpt) Supported
-  , Flag "dynamic"        (NoArg (removeOpt "-static")) Supported
+  , Flag "dynamic"        (NoArg (removeOpt "-static" >> addWay WayDyn)) Supported
     -- ignored for compat w/ gcc:
   , Flag "rdynamic"       (NoArg (return ())) Supported
 
@@ -138,6 +141,11 @@ static_flags = [
   , Flag "Rghc-timing"    (NoArg  (enableTimingStats)) Supported
 
         ------ Compiler flags -----------------------------------------------
+
+        -- -fPIC requires extra checking: only the NCG supports it.
+        -- See also DynFlags.parseDynamicFlags.
+  , Flag "fPIC" (PassFlag setPIC) Supported
+
         -- All other "-fno-<blah>" options cancel out "-f<blah>" on the hsc cmdline
   , Flag "fno-"
          (PrefixPred (\s -> isStaticFlag ("f"++s)) (\s -> removeOpt ("-f"++s)))
@@ -147,6 +155,12 @@ static_flags = [
   , Flag "f" (AnySuffixPred isStaticFlag addOpt) Supported
   ]
 
+setPIC :: String -> IO ()
+setPIC | cGhcWithNativeCodeGen == "YES" || cGhcUnregisterised == "YES"
+       = addOpt
+       | otherwise
+       = ghcError $ CmdLineError "-fPIC is not supported on this platform"
+
 isStaticFlag :: String -> Bool
 isStaticFlag f =
   f `elem` [
@@ -167,7 +181,6 @@ isStaticFlag f =
     "static",
     "fhardwire-lib-paths",
     "funregisterised",
-    "fext-core",
     "fcpr-off",
     "ferror-spans",
     "fPIC",
@@ -188,8 +201,7 @@ unregFlags = map (mkGeneralLocated "in unregFlags")
    [ "-optc-DNO_REGS"
    , "-optc-DUSE_MINIINTERPRETER"
    , "-fno-asm-mangling"
-   , "-funregisterised"
-   , "-fvia-C" ]
+   , "-funregisterised" ]
 
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 -- convert sizes like "3.5M" into integers