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authorTim Northover <tnorthover@apple.com>2014-03-07 14:56:29 +0000
committerTim Northover <tnorthover@apple.com>2014-03-07 14:56:29 +0000
commit65fe9377f08448d12c04a9fcdbd0d49fd6807ecd (patch)
tree4cef959677a2c7d230dd722595ae390c0257b1ee
parent376bf57648a85262efd34df3dc2cd0b24ccc0b41 (diff)
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ARM: fix file's header comment
llvm-svn: 203247
-rw-r--r--compiler-rt/lib/builtins/arm/sync-ops.h7
1 files changed, 3 insertions, 4 deletions
diff --git a/compiler-rt/lib/builtins/arm/sync-ops.h b/compiler-rt/lib/builtins/arm/sync-ops.h
index 0c13394..777b121d 100644
--- a/compiler-rt/lib/builtins/arm/sync-ops.h
+++ b/compiler-rt/lib/builtins/arm/sync-ops.h
@@ -7,10 +7,9 @@
*
*===----------------------------------------------------------------------===//
*
- * FIXME: description
- * This file implements the __udivsi3 (32-bit unsigned integer divide)
- * function for the ARM architecture. A naive digit-by-digit computation is
- * employed for simplicity.
+ * This file implements outline macros for the __sync_fetch_and_*
+ * operations. Different instantiations will generate appropriate assembly for
+ * ARM and Thumb-2 versions of the functions.
*
*===----------------------------------------------------------------------===*/