aboutsummaryrefslogtreecommitdiff
path: root/gcc/doc
diff options
context:
space:
mode:
Diffstat (limited to 'gcc/doc')
-rw-r--r--gcc/doc/md.texi4
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/doc/md.texi b/gcc/doc/md.texi
index 553c58d..e79444c 100644
--- a/gcc/doc/md.texi
+++ b/gcc/doc/md.texi
@@ -2250,6 +2250,10 @@ D register
@item z
A call clobbered P register.
+@item q@var{n}
+A single register. If @var{n} is in the range 0 to 7, the corresponding D
+register. If it is @code{A}, then the register P0.
+
@item D
Even-numbered D register