X-Git-Url: https://git.distorted.org.uk/~mdw/catacomb/blobdiff_plain/81ceb2c35de440e701d2f4e6960001395d2b7e97..HEAD:/base/regdump-arm64.S

diff --git a/base/regdump-arm64.S b/base/regdump-arm64.S
index 183d38f0..1dacf2c8 100644
--- a/base/regdump-arm64.S
+++ b/base/regdump-arm64.S
@@ -119,7 +119,8 @@ FUNC(regdump_xtsave)
   endprologue
 	// On entry, sp points to an extended save area, of size determined
 	// by `regdump_gpsave' above.  On exit, the save area is filled in
-	// and a handy map placed at its base.
+	// and a handy map placed at its base, and x21 is left pointing
+	// pointing to the register map.
 
 	// Set up the map/extended save area pointer.
 	mov	x21, sp