[llvm-commits] CVS: llvm/tools/lli/JIT/SparcEmitter.cpp

[Brian Gaeke]

Changes in directory llvm/tools/lli/JIT:

SparcEmitter.cpp updated: 1.2 -> 1.3

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Log message:

Fix call to mmap, so that it can be used on sparc.


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Diffs of the changes:

Index: llvm/tools/lli/JIT/SparcEmitter.cpp
diff -u llvm/tools/lli/JIT/SparcEmitter.cpp:1.2 llvm/tools/lli/JIT/SparcEmitter.cpp:1.3
--- llvm/tools/lli/JIT/SparcEmitter.cpp:1.2	Wed May 28 13:44:38 2003
+++ llvm/tools/lli/JIT/SparcEmitter.cpp	Thu May 29 22:37:13 2003
@@ -77,20 +77,15 @@
 // FIXME: This should be rewritten to support a real memory manager for
 // executable memory pages!
 void * SparcEmitter::getMemory(unsigned NumPages) {
-#if 0
-  void *pa = mmap(0, 4096*NumPages, PROT_READ|PROT_WRITE|PROT_EXEC,
-                  MAP_PRIVATE|MAP_ANONYMOUS, 0, 0);
+  void *pa;
+  if (NumPages == 0) return 0;
+  static const long pageSize = sysconf (_SC_PAGESIZE);
+  pa = mmap(0, pageSize*NumPages, PROT_READ|PROT_WRITE|PROT_EXEC,
+                  MAP_PRIVATE|MAP_ANONYMOUS, -1, 0);
   if (pa == MAP_FAILED) {
     perror("mmap");
     abort();
   }
-#endif
-  void *pa = malloc(4096*NumPages);
-  if (!pa) {
-    perror("malloc");
-    abort();
-  }
-  funcMemory.push_back(pa);
   return pa;
 }