base/reggump.h, base/regdump-*.S: Commentary and formatting improvements.

[catacomb] / base / regdump-arm64.S

diff --git a/base/regdump-arm64.S b/base/regdump-arm64.S
index 183d38f..1dacf2c 100644 (file)
--- 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