1 files changed, 0 insertions, 117 deletions
diff --git a/src/pkg/runtime/mheapmap64.c b/src/pkg/runtime/mheapmap64.c
deleted file mode 100644
index e45ac9413..000000000
--- a/src/pkg/runtime/mheapmap64.c
+++ /dev/null
@@ -1,117 +0,0 @@
-// Copyright 2009 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// Heap map, 64-bit version 
-// See malloc.h and mheap.c for overview.
-
-#include "runtime.h"
-#include "malloc.h"
-
-// 3-level radix tree mapping page ids to Span*.
-void
-runtime·MHeapMap_Init(MHeapMap *m, void *(*allocator)(uintptr))
-{
-	m->allocator = allocator;
-}
-
-MSpan*
-runtime·MHeapMap_Get(MHeapMap *m, PageID k)
-{
-	int32 i1, i2, i3;
-
-	i3 = k & MHeapMap_Level3Mask;
-	k >>= MHeapMap_Level3Bits;
-	i2 = k & MHeapMap_Level2Mask;
-	k >>= MHeapMap_Level2Bits;
-	i1 = k & MHeapMap_Level1Mask;
-	k >>= MHeapMap_Level1Bits;
-	if(k != 0)
-		runtime·throw("MHeapMap_Get");
-
-	return m->p[i1]->p[i2]->s[i3];
-}
-
-MSpan*
-runtime·MHeapMap_GetMaybe(MHeapMap *m, PageID k)
-{
-	int32 i1, i2, i3;
-	MHeapMapNode2 *p2;
-	MHeapMapNode3 *p3;
-
-	i3 = k & MHeapMap_Level3Mask;
-	k >>= MHeapMap_Level3Bits;
-	i2 = k & MHeapMap_Level2Mask;
-	k >>= MHeapMap_Level2Bits;
-	i1 = k & MHeapMap_Level1Mask;
-	k >>= MHeapMap_Level1Bits;
-	if(k != 0)
-		runtime·throw("MHeapMap_Get");
-
-	p2 = m->p[i1];
-	if(p2 == nil)
-		return nil;
-	p3 = p2->p[i2];
-	if(p3 == nil)
-		return nil;
-	return p3->s[i3];
-}
-
-void
-runtime·MHeapMap_Set(MHeapMap *m, PageID k, MSpan *s)
-{
-	int32 i1, i2, i3;
-
-	i3 = k & MHeapMap_Level3Mask;
-	k >>= MHeapMap_Level3Bits;
-	i2 = k & MHeapMap_Level2Mask;
-	k >>= MHeapMap_Level2Bits;
-	i1 = k & MHeapMap_Level1Mask;
-	k >>= MHeapMap_Level1Bits;
-	if(k != 0)
-		runtime·throw("MHeapMap_Set");
-
-	m->p[i1]->p[i2]->s[i3] = s;
-}
-
-// Allocate the storage required for entries [k, k+1, ..., k+len-1]
-// so that Get and Set calls need not check for nil pointers.
-bool
-runtime·MHeapMap_Preallocate(MHeapMap *m, PageID k, uintptr len)
-{
-	uintptr end;
-	int32 i1, i2;
-	MHeapMapNode2 *p2;
-	MHeapMapNode3 *p3;
-
-	end = k+len;
-	while(k < end) {
-		if((k >> MHeapMap_TotalBits) != 0)
-			return false;
-		i2 = (k >> MHeapMap_Level3Bits) & MHeapMap_Level2Mask;
-		i1 = (k >> (MHeapMap_Level3Bits + MHeapMap_Level2Bits)) & MHeapMap_Level1Mask;
-
-		// first-level pointer
-		if((p2 = m->p[i1]) == nil) {
-			p2 = m->allocator(sizeof *p2);
-			if(p2 == nil)
-				return false;
-			mstats.heapmap_sys += sizeof *p2;
-			m->p[i1] = p2;
-		}
-
-		// second-level pointer
-		if(p2->p[i2] == nil) {
-			p3 = m->allocator(sizeof *p3);
-			if(p3 == nil)
-				return false;
-			mstats.heapmap_sys += sizeof *p3;
-			p2->p[i2] = p3;
-		}
-
-		// advance key past this leaf node
-		k = ((k >> MHeapMap_Level3Bits) + 1) << MHeapMap_Level3Bits;
-	}
-	return true;
-}
-