X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=includes%2FCmm.h;h=0ba14fbff6e55d13937912187d88280fea845842;hb=e10a75279987aa31492f5ead289a6646d69b3a23;hp=183e10394f5db356ad89e0c454244776fe0d947c;hpb=70a2431f90fa932733ce015714ef7848640ed48f;p=ghc-hetmet.git

diff --git a/includes/Cmm.h b/includes/Cmm.h
index 183e103..0ba14fb 100644
--- a/includes/Cmm.h
+++ b/includes/Cmm.h
@@ -169,7 +169,7 @@
 #if SIZEOF_W == 4
 #define W_SHIFT 2
 #elif SIZEOF_W == 8
-#define W_SHIFT 4
+#define W_SHIFT 3
 #endif
 
 /* Converting quantities of words to bytes */
@@ -383,7 +383,7 @@
 // allocate() - this includes many of the primops.
 #define MAYBE_GC(liveness,reentry)			\
     if (bdescr_link(CurrentNursery) == NULL || \
-        generation_n_new_large_blocks(W_[g0]) >= CInt[alloc_blocks_lim]) {   \
+        generation_n_new_large_words(W_[g0]) >= CLong[large_alloc_lim]) {   \
 	R9  = liveness;					\
         R10 = reentry;					\
         HpAlloc = 0;					\
@@ -413,6 +413,9 @@
 /* The offset of the payload of an array */
 #define BYTE_ARR_CTS(arr)  ((arr) + SIZEOF_StgArrWords)
 
+/* The number of words allocated in an array payload */
+#define BYTE_ARR_WDS(arr) ROUNDUP_BYTES_TO_WDS(StgArrWords_bytes(arr))
+
 /* Getting/setting the info pointer of a closure */
 #define SET_INFO(p,info) StgHeader_info(p) = info
 #define GET_INFO(p) StgHeader_info(p)
@@ -464,6 +467,12 @@
 #define mutArrPtrsCardWords(n) \
     ROUNDUP_BYTES_TO_WDS(((n) + (1 << MUT_ARR_PTRS_CARD_BITS) - 1) >> MUT_ARR_PTRS_CARD_BITS)
 
+#if defined(PROFILING) || (!defined(THREADED_RTS) && defined(DEBUG))
+#define OVERWRITING_CLOSURE(c) foreign "C" overwritingClosure(c "ptr")
+#else
+#define OVERWRITING_CLOSURE(c) /* nothing */
+#endif
+
 /* -----------------------------------------------------------------------------
    Voluntary Yields/Blocks