floating-point fix for x86_64

[ghc-hetmet.git] / ghc / includes / RtsConfig.h

diff --git a/ghc/includes/RtsConfig.h b/ghc/includes/RtsConfig.h
index 8c24208..8590ccd 100644 (file)
--- a/ghc/includes/RtsConfig.h
+++ b/ghc/includes/RtsConfig.h
@@ -38,12 +38,9 @@
 
 /* TICKY_TICKY needs EAGER_BLACKHOLING to verify no double-entries of
  * single-entry thunks.
- *
- * SMP needs EAGER_BLACKHOLING because it has to lock thunks
- * synchronously, in case another thread is trying to evaluate the
- * same thunk simultaneously.
  */
-#if defined(SMP) || defined(TICKY_TICKY)
+/* #if defined(TICKY_TICKY) || defined(THREADED_RTS) */
+#if defined(TICKY_TICKY)
 #  define EAGER_BLACKHOLING
 #else
 #  define LAZY_BLACKHOLING
@@ -81,4 +78,12 @@
 #define RET_LBL(f) f##_ret
 #endif
 
+/* -----------------------------------------------------------------------------
+   Signals - supported on non-PAR versions of the runtime.  See RtsSignals.h.
+   -------------------------------------------------------------------------- */
+
+#if !defined(PAR)
+#define RTS_USER_SIGNALS 1
+#endif
+
 #endif /* RTSCONFIG_H */