X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=ghc%2Frts%2FStorage.c;h=5af42f445dadfc95900746ce4b0136353ed53654;hb=89c285c4ab6ccffec82256bd2699e77f7596e3b1;hp=abf309a364475e053aac93166f46fda15a9ac3fd;hpb=ee5fde332eaece04469cf036c73df32277751f37;p=ghc-hetmet.git

diff --git a/ghc/rts/Storage.c b/ghc/rts/Storage.c
index abf309a..5af42f4 100644
--- a/ghc/rts/Storage.c
+++ b/ghc/rts/Storage.c
@@ -1,5 +1,5 @@
 /* -----------------------------------------------------------------------------
- * $Id: Storage.c,v 1.63 2002/04/25 04:54:55 sof Exp $
+ * $Id: Storage.c,v 1.70 2002/11/01 11:05:47 simonmar Exp $
  *
  * (c) The GHC Team, 1998-1999
  *
@@ -26,6 +26,9 @@
 
 #include "RetainerProfile.h"	// for counting memory blocks (memInventory)
 
+#include <stdlib.h>
+#include <string.h>
+
 #ifdef darwin_TARGET_OS
 #include <mach-o/getsect.h>
 unsigned long macho_etext = 0;
@@ -45,7 +48,6 @@ static void macosx_get_memory_layout(void)
 StgClosure    *caf_list         = NULL;
 
 bdescr *small_alloc_list;	/* allocate()d small objects */
-bdescr *large_alloc_list;	/* allocate()d large objects */
 bdescr *pinned_object_block;    /* allocate pinned objects into this block */
 nat alloc_blocks;		/* number of allocate()d blocks since GC */
 nat alloc_blocks_lim;		/* approximate limit on alloc_blocks */
@@ -228,7 +230,6 @@ initStorage( void )
    
   /* initialise the allocate() interface */
   small_alloc_list = NULL;
-  large_alloc_list = NULL;
   alloc_blocks = 0;
   alloc_blocks_lim = RtsFlags.GcFlags.minAllocAreaSize;
 
@@ -532,7 +533,25 @@ allocate( nat n )
 lnat
 allocated_bytes( void )
 {
-  return (alloc_blocks * BLOCK_SIZE_W - (alloc_HpLim - alloc_Hp));
+    lnat allocated;
+
+    allocated = alloc_blocks * BLOCK_SIZE_W - (alloc_HpLim - alloc_Hp);
+    if (pinned_object_block != NULL) {
+	allocated -= (pinned_object_block->start + BLOCK_SIZE_W) - 
+	    pinned_object_block->free;
+    }
+	
+    return allocated;
+}
+
+void
+tidyAllocateLists (void)
+{
+    if (small_alloc_list != NULL) {
+	ASSERT(alloc_Hp >= small_alloc_list->start && 
+	       alloc_Hp <= small_alloc_list->start + BLOCK_SIZE);
+	small_alloc_list->free = alloc_Hp;
+    }
 }
 
 /* ---------------------------------------------------------------------------
@@ -579,8 +598,9 @@ allocatePinned( nat n )
     // we always return 8-byte aligned memory.  bd->free must be
     // 8-byte aligned to begin with, so we just round up n to
     // the nearest multiple of 8 bytes.
-    ASSERT(((StgWord)bd->free & 7) == 0);
-    n = (n+7) & ~7;
+    if (sizeof(StgWord) == 4) {
+	n = (n+1) & ~1;
+    }
 
     // If we don't have a block of pinned objects yet, or the current
     // one isn't large enough to hold the new object, allocate a new one.
@@ -617,10 +637,8 @@ stgAllocForGMP (size_t size_in_bytes)
   StgArrWords* arr;
   nat data_size_in_words, total_size_in_words;
   
-  /* should be a multiple of sizeof(StgWord) (whole no. of limbs) */
-  ASSERT(size_in_bytes % sizeof(W_) == 0);
-  
-  data_size_in_words  = size_in_bytes / sizeof(W_);
+  /* round up to a whole number of words */
+  data_size_in_words  = (size_in_bytes + sizeof(W_) + 1) / sizeof(W_);
   total_size_in_words = sizeofW(StgArrWords) + data_size_in_words;
   
   /* allocate and fill it in. */
@@ -825,9 +843,6 @@ memInventory(void)
   for (bd = small_alloc_list; bd; bd = bd->link) {
     total_blocks += bd->blocks;
   }
-  for (bd = large_alloc_list; bd; bd = bd->link) {
-    total_blocks += bd->blocks;
-  }
 
 #ifdef PROFILING
   if (RtsFlags.ProfFlags.doHeapProfile == HEAP_BY_RETAINER) {