* Hugs version 1.4, December 1997
*
* $RCSfile: options.h,v $
- * $Revision: 1.3 $
- * $Date: 1999/01/13 16:26:37 $
+ * $Revision: 1.16 $
+ * $Date: 2000/01/06 11:57:11 $
* ------------------------------------------------------------------------*/
* for HUGSFLAGS in the registry (Win32 only). In all cases, use a
* string of the form -P"...".
*/
-#define HUGSPATH ""
+#define HUGSPATH "."
/* The directory name which is substituted for the string "{Hugs}"
* in a path variable. This normally points to where the Hugs libraries
*/
#define PATH_CANONICALIZATION 0
-/* Define if a command line editor is available and should be used.
- * There are two choices of command line editor that can be used with Hugs:
- * GNU readline and editline (from comp.sources.misc, vol 31, issue 71)
- */
-#define USE_READLINE 0
-
/* Define if you want the small startup banner.
*/
#define SMALL_BANNER 0
#define LARGE_HUGS 1
#define NUM_SYNTAX 100
-#define NUM_TUPLES 100
+#define NUM_TUPLES 37
#define NUM_OFFSETS 1024
#define NUM_CHARS 256
#if TREX
#define MINIMUMHEAP Pick(7500, 19000, 19000)
#define MAXIMUMHEAP Pick(32765, 0, 0)
-#define DEFAULTHEAP Pick(28000, 50000, 300000)
+#define DEFAULTHEAP Pick(28000, 50000, 350000)
#define NUM_SCRIPTS Pick(64, 100, 100)
#define NUM_MODULE NUM_SCRIPTS
#define NUM_NAME Pick(1000, 2000, 16000)
#define NUM_CLASSES Pick(30, 40, 80)
#define NUM_INSTS Pick(200, 300, 600)
-#define NUM_TEXT Pick(12000, 20000, 80000)
+#define NUM_TEXT Pick(12000, 20000, 100000)
#define NUM_TEXTH Pick(1, 10, 10)
#define NUM_TYVARS Pick(800, 2000, 4000)
#define NUM_STACK Pick(1800, 12000, 16000)
/* Should quantifiers be displayed in error messages.
* Warning: not consistently used.
*/
-#define DISPLAY_QUANTIFIERS 1
+#define DISPLAY_QUANTIFIERS 0
/* Flags to determine which raw representations and operations are available
* Notes:
- * o the INTEGER implementation is quite different from GHC's
- * implementation so you usually don't PROVIDE_INTEGER if
- * using GHC compiled code.
* o if you turn everything on, you might end up with more then 256
* bytecodes: check the value of i_ccall (the lst bytecode) to check
- * o Addrs are used to represent literal Strings in Hugs - so you can't
- * really turn them off.
- * o Either Int64 or Integer has to be provided so that we can
- * define BIGNUMTYPE (below)
+ * (JRS), 22apr99: I don't think any of the #undef'd ones will work
+ * without attention. However, standard Haskell 98 is supported
+ * is supported without needing them.
*/
+#undef PROVIDE_STABLE
+#undef PROVIDE_FOREIGN
+#undef PROVIDE_WEAK
+#undef PROVIDE_CONCURRENT
+#undef PROVIDE_PTREQUALITY
+#undef PROVIDE_COERCE
-#define PROVIDE_INTEGER
-#define PROVIDE_INT64
-#define PROVIDE_WORD
-#define PROVIDE_ADDR
-#define PROVIDE_STABLE
-#define PROVIDE_FOREIGN
-#define PROVIDE_WEAK
-#define PROVIDE_ARRAY
-#define PROVIDE_CONCURRENT
-#define PROVIDE_PTREQUALITY
-#define PROVIDE_COERCE
-
-/* The following aren't options at the moment - but could be
- * #define PROVIDE_FLOAT
- * #define PROVIDE_DOUBLE
- */
-/* Flags to determine how Haskell types are mapped onto internal types.
- * Note that this has to be an injection: you can't have two names
- * for the same internal type.
- * Also, the settings have to be consistent with GHC if GHC is being used.
- */
+/* Set to 1 to use a non-GMP implementation of integer, in the
+ standalone Hugs. Set to 0 in the combined GHC-Hugs system,
+ in which case GNU MP will be used.
+*/
+#define STANDALONE_INTEGER 1
-#define BIGNUM_IS_INTEGER 1
-#define BIGNUM_IS_INT64 0
+/* Enable a crude profiler which counts BCO entries, bytes allocated
+ and bytecode insns executed on a per-fn basis. Used for assessing
+ the effect of the simplifier/optimiser.
+*/
+#undef CRUDE_PROFILING
-#if BIGNUM_IS_INT64
-#define BIGNUMTYPE Int64
-#elif BIGNUM_IS_INTEGER
-#define BIGNUMTYPE Integer
-#else
-#warning BIGNUMTYPE undefined
-#endif
/* Is the default default (Int,Double) or (Integer,Double)?
*/
-#define DEFAULT_BIGNUM 0
-
-/* Should lambda lifter lift constant expressions out to top level?
- * Experimental optimisation.
- */
-#define LIFT_CONSTANTS 1
-
-/* Should we run optimizer on Hugs code?
- * Experimental optimisation.
- */
-#define USE_HUGS_OPTIMIZER 1
+#define DEFAULT_BIGNUM 1
/* Are things being used in an interactive setting or a batch setting?
* In an interactive setting, System.exitWith should not call _exit
/* Turn on debugging output and some sanity checks
*/
-/*#define DEBUG */
-/*#define NDEBUG */
+/*#define DEBUG*/
-/* Make stack tags more informative than just their size.
- * Helps when printing the stack and when running sanity checks.
+/* NB: LAZY_BLACKHOLING has been moved up to Stg.h where both Hugs and GHC can see it,
+ * and EAGER_BLACKHOLING has been introduced also. KSW 1999-01.
*/
-/*#define DEBUG_EXTRA */
-
-/* Turn lazy blackholing on/off.
- * Warning: Lazy blackholing can't be disabled in GHC generated code.
- *
- * Using eager blackholing makes things easier to debug because
- * the blackholes are more predicatable - but it's slower and less sexy.
- */
-#define LAZY_BLACKHOLING
/* Turn miniinterpreter on/off.
*
/* Doesn't work in current system - I don't know what the primops do */
#define TREX 0
+/* Define if :xplain should be enabled */
+#define EXPLAIN_INSTANCE_RESOLUTION 0
+
+
/* Define if you want to run Haskell code through a preprocessor
*
* Note that the :reload command doesn't know about any dependencies
* these flags.
* ------------------------------------------------------------------------*/
-/* Define if you want to be able to derive instances of each class. */
-#define DERIVE_EQ 1
-#define DERIVE_ORD 1
-#define DERIVE_ENUM 1
-#define DERIVE_IX 1
-#define DERIVE_SHOW 1
-#define DERIVE_READ 1
-#define DERIVE_BOUNDED 1
-
/* Define if single-element dictionaries are implemented by newtype.
* Should be turned on. Mostly used to make it easier to find which
* bits of code implement this optimisation and as a way of documenting
*/
#define USE_ADDR_FOR_STRINGS 1
-/* turn this off to avoid wrapping int and float literals in "fromInt"
- * or "fromFloat" */
-#define OVERLOADED_CONSTANTS 1
-
-/* turn this off to remove the ultramagical treatment of the Eval class */
-#define EVAL_INSTANCES 0
-
/* Define to include support for (n+k) patterns.
* Warning: many people in the Haskell committee want to remove n+k patterns.
*/
/* Define if you want to use a low-level printer from within a debugger */
#define DEBUG_PRINTER 1
-
/* --------------------------------------------------------------------------
* Experimental features
* These are likely to disappear/change in future versions and should not
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