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-rw-r--r--include/clang/Basic/arm_neon.td5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/clang/Basic/arm_neon.td b/include/clang/Basic/arm_neon.td
index c0647e8a87..e1e7bb8112 100644
--- a/include/clang/Basic/arm_neon.td
+++ b/include/clang/Basic/arm_neon.td
@@ -52,7 +52,10 @@ class Inst <string p, string t, Op o> {
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> {}