[cfe-commits] r120598 - /cfe/trunk/include/clang/Basic/arm_neon.td

[Bob Wilson]

Author: bwilson
Date: Wed Dec  1 13:50:20 2010
New Revision: 120598

URL: http://llvm.org/viewvc/llvm-project?rev=120598&view=rev
Log:
Add some comments.

Modified:
    cfe/trunk/include/clang/Basic/arm_neon.td

Modified: cfe/trunk/include/clang/Basic/arm_neon.td
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/arm_neon.td?rev=120598&r1=120597&r2=120598&view=diff
==============================================================================
--- cfe/trunk/include/clang/Basic/arm_neon.td (original)
+++ cfe/trunk/include/clang/Basic/arm_neon.td Wed Dec  1 13:50:20 2010
@@ -52,7 +52,10 @@
   bit isShift = 0;
 }
 
-// Used to generate Builtins.def
+// Used to generate Builtins.def:
+// SInst: Instruction with signed/unsigned suffix (e.g., "s8", "u8", "p8")
+// IInst: Instruction with generic integer suffix (e.g., "i8")
+// WInst: Instruction with only bit size suffix (e.g., "8")
 class SInst<string p, string t> : Inst<p, t, OP_NONE> {}
 class IInst<string p, string t> : Inst<p, t, OP_NONE> {}
 class WInst<string p, string t> : Inst<p, t, OP_NONE> {}