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-rw-r--r--gdb/doc/gdb.texinfo11
1 files changed, 11 insertions, 0 deletions
diff --git a/gdb/doc/gdb.texinfo b/gdb/doc/gdb.texinfo
index fab06a8..e60977b 100644
--- a/gdb/doc/gdb.texinfo
+++ b/gdb/doc/gdb.texinfo
@@ -33826,6 +33826,17 @@ describe registers:
@samp{mxcsr}
@end itemize
+The @samp{org.gnu.gdb.i386.avx} feature is optional. It should
+describe the upper 128 bits of @sc{ymm} registers:
+
+@itemize @minus
+@item
+@samp{ymm0h} through @samp{ymm7h} for i386
+@item
+@samp{ymm0h} through @samp{ymm15h} for amd64
+@item
+@end itemize
+
The @samp{org.gnu.gdb.i386.linux} feature is optional. It should
describe a single register, @samp{orig_eax}.