From 03439b2a493bf80bbc1cd49a1f7a4612eb495965 Mon Sep 17 00:00:00 2001
From: Maxim Poliakovski <maximumspatium@googlemail.com>
Date: Tue, 4 Feb 2020 00:58:04 +0100
Subject: [PATCH] Placeholders for SUBFEO[.], SUBFMEO[.] and SUBFZEO[.].

---
 cpu/ppc/ppcemu.h       |  6 ++++++
 cpu/ppc/ppcexec.cpp    | 18 ++++++++++--------
 cpu/ppc/ppcopcodes.cpp | 25 +++++++++++++++++++++++++
 3 files changed, 41 insertions(+), 8 deletions(-)

diff --git a/cpu/ppc/ppcemu.h b/cpu/ppc/ppcemu.h
index 19a421e..9384bb8 100644
--- a/cpu/ppc/ppcemu.h
+++ b/cpu/ppc/ppcemu.h
@@ -415,10 +415,16 @@ extern void ppc_subfco();
 extern void ppc_subfcodot();
 extern void ppc_subfe();
 extern void ppc_subfedot();
+extern void ppc_subfeo();
+extern void ppc_subfeodot();
 extern void ppc_subfme();
 extern void ppc_subfmedot();
+extern void ppc_subfmeo();
+extern void ppc_subfmeodot();
 extern void ppc_subfze();
 extern void ppc_subfzedot();
+extern void ppc_subfzeo();
+extern void ppc_subfzeodot();
 extern void ppc_sync();
 extern void ppc_tlbia();
 extern void ppc_tlbie();
diff --git a/cpu/ppc/ppcexec.cpp b/cpu/ppc/ppcexec.cpp
index 597075c..a6e6126 100644
--- a/cpu/ppc/ppcexec.cpp
+++ b/cpu/ppc/ppcexec.cpp
@@ -118,14 +118,16 @@ static std::unordered_map<uint16_t, PPCOpcode> SubOpcode31Grabber = {
     {1132, &ppc_tlbsync},     {1134, &ppc_lfsux},      {1190, &ppc_mfsr},
     {1194, &ppc_lswi},        {1196, &ppc_sync},       {1198, &ppc_lfdx},
     {1232, &ppc_nego},        {1233, &ppc_negodot},    {1238, &power_mulo},
-    {1239, &power_mulodot},   {1262, &ppc_lfdux},      {1300, &ppc_addeo},
-    {1301, &ppc_addeodot},    {1318, &ppc_mfsrin},     {1322, &ppc_stswx},
-    {1324, &ppc_stwbrx},      {1326, &ppc_stfsx},      {1328, &power_srq},
-    {1329, &power_srqdot},    {1330, &power_sre},      {1331, &power_sredot},
-    {1390, &ppc_stfsux},      {1392, &power_sriq},     {1393, &power_sriqdot},
-    {1428, &ppc_addzeo},      {1429, &ppc_addzeodot},  {1450, &ppc_stswi},
-    {1454, &ppc_stfdx},       {1456, &power_srlq},     {1457, &power_srlqdot},
-    {1458, &power_sreq},      {1459, &power_sreqdot},  {1492, &ppc_addmeo},
+    {1239, &power_mulodot},   {1262, &ppc_lfdux},      {1296, &ppc_subfeo},
+    {1297, &ppc_subfeodot},   {1300, &ppc_addeo},      {1301, &ppc_addeodot},
+    {1318, &ppc_mfsrin},      {1322, &ppc_stswx},      {1324, &ppc_stwbrx},
+    {1326, &ppc_stfsx},       {1328, &power_srq},      {1329, &power_srqdot},
+    {1330, &power_sre},       {1331, &power_sredot},   {1390, &ppc_stfsux},
+    {1392, &power_sriq},      {1393, &power_sriqdot},  {1424, &ppc_subfzeo},
+    {1425, &ppc_subfzeodot},  {1428, &ppc_addzeo},     {1429, &ppc_addzeodot},
+    {1450, &ppc_stswi},       {1454, &ppc_stfdx},      {1456, &power_srlq},
+    {1457, &power_srlqdot},   {1458, &power_sreq},     {1459, &power_sreqdot},
+    {1488, &ppc_subfmeo},     {1489, &ppc_subfmeodot}, {1492, &ppc_addmeo},
     {1493, &ppc_addmeodot},   {1494, &ppc_mullwo},     {1495, &ppc_mullwodot},
     {1518, &ppc_stfdux},      {1520, &power_srliq},    {1521, &power_srliqdot},
     {1552, &power_dozo},      {1553, &power_dozodot},  {1556, &ppc_addo},
diff --git a/cpu/ppc/ppcopcodes.cpp b/cpu/ppc/ppcopcodes.cpp
index 19aae4d..34e4a6b 100644
--- a/cpu/ppc/ppcopcodes.cpp
+++ b/cpu/ppc/ppcopcodes.cpp
@@ -573,6 +573,14 @@ void ppc_subfedot() {
     ppc_store_result_regd();
 }
 
+void ppc_subfeo() {
+    printf("SUBFEO placeholder, opcode = 0x%08X\n", ppc_cur_instruction);
+}
+
+void ppc_subfeodot() {
+    printf("SUBFEODOT placeholder, opcode = 0x%08X\n", ppc_cur_instruction);
+}
+
 void ppc_subfme() {
     ppc_grab_regsda();
     not_this = ~ppc_result_a;
@@ -604,6 +612,14 @@ void ppc_subfmedot() {
     ppc_store_result_regd();
 }
 
+void ppc_subfmeo() {
+    printf("SUBFMEO placeholder, opcode = 0x%08X\n", ppc_cur_instruction);
+}
+
+void ppc_subfmeodot() {
+    printf("SUBFMEODOT placeholder, opcode = 0x%08X\n", ppc_cur_instruction);
+}
+
 void ppc_subfze() {
     ppc_grab_regsda();
     not_this = ~ppc_result_a;
@@ -633,6 +649,15 @@ void ppc_subfzedot() {
     ppc_store_result_regd();
 }
 
+void ppc_subfzeo() {
+    printf("SUBFZEO placeholder, opcode = 0x%08X\n", ppc_cur_instruction);
+}
+
+void ppc_subfzeodot() {
+    printf("SUBFZEODOT placeholder, opcode = 0x%08X\n", ppc_cur_instruction);
+}
+
+
 void ppc_and() {
     ppc_grab_regssab();
     ppc_result_a = ppc_result_d & ppc_result_b;