summaryrefslogtreecommitdiffstatshomepage
path: root/src/devices/cpu/sm510/sm500op.cpp
diff options
context:
space:
mode:
author hap <happppp@users.noreply.github.com>2017-06-24 16:21:24 +0200
committer hap <happppp@users.noreply.github.com>2017-06-24 16:21:53 +0200
commitc7301ced32518749d1b550cf40eb4fc4abf01fff (patch)
tree3d0594be11ce2d25db7ab32866628bfb2bf659a7 /src/devices/cpu/sm510/sm500op.cpp
parent9814aba49eef1c6a810eac4349d2ed4763abdc0f (diff)
sm5*: update notes (nw)
Diffstat (limited to 'src/devices/cpu/sm510/sm500op.cpp')
-rw-r--r--src/devices/cpu/sm510/sm500op.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/devices/cpu/sm510/sm500op.cpp b/src/devices/cpu/sm510/sm500op.cpp
index fc18e279894..acb2864cec2 100644
--- a/src/devices/cpu/sm510/sm500op.cpp
+++ b/src/devices/cpu/sm510/sm500op.cpp
@@ -166,14 +166,18 @@ void sm500_device::op_ws()
void sm500_device::op_ats()
{
+ // ATS: transfer ACC to S
+ m_s = m_acc;
}
void sm500_device::op_exksa()
{
+ // EXKSA: x
}
void sm500_device::op_exkfa()
{
+ // EXKFA: x
}