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From 442feac1a3812e235baee5868d1b6096978fc62c Mon Sep 17 00:00:00 2001
From: David Hildenbrand <david@redhat.com>
Date: Wed, 22 May 2019 08:03:53 +0100
Subject: [PATCH 01/12] s390x/cpumodel: enum type S390FeatGroup now gets
 generated

RH-Author: David Hildenbrand <david@redhat.com>
Message-id: <20190522080402.20173-2-david@redhat.com>
Patchwork-id: 88153
O-Subject: [RHEL8.1 qemu-kvm PATCH v2 01/10] s390x/cpumodel: enum type S390FeatGroup now gets generated
Bugzilla: 1660912
RH-Acked-by: Cornelia Huck <cohuck@redhat.com>
RH-Acked-by: Jens Freimann <jfreimann@redhat.com>
RH-Acked-by: Thomas Huth <thuth@redhat.com>

The enumeration type S390FeatGroup is now generated as well.
This shall simplify the definition of new feature groups
without the requirement to modify existing code.

Signed-off-by: Michael Mueller <mimu@linux.ibm.com>
Message-Id: <20180725143617.8731-1-mimu@linux.ibm.com>
Acked-by: David Hildenbrand <david@redhat.com>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
(cherry picked from commit a5f9ecc49d63a905da6598900e0a0eeec1ef269d)
Signed-off-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Danilo C. L. de Paula <ddepaula@redhat.com>
---
 target/s390x/cpu_features.c |  1 -
 target/s390x/cpu_features.h | 19 +------------------
 target/s390x/gen-features.c | 18 +++++++++++++++++-
 3 files changed, 18 insertions(+), 20 deletions(-)

diff --git a/target/s390x/cpu_features.c b/target/s390x/cpu_features.c
index 91e40c2..1843c84 100644
--- a/target/s390x/cpu_features.c
+++ b/target/s390x/cpu_features.c
@@ -13,7 +13,6 @@
 #include "qemu/osdep.h"
 #include "qemu/module.h"
 #include "cpu_features.h"
-#include "gen-features.h"
 
 #define FEAT_INIT(_name, _type, _bit, _desc) \
     {                                                \
diff --git a/target/s390x/cpu_features.h b/target/s390x/cpu_features.h
index 968b12f..effe790 100644
--- a/target/s390x/cpu_features.h
+++ b/target/s390x/cpu_features.h
@@ -16,6 +16,7 @@
 
 #include "qemu/bitmap.h"
 #include "cpu_features_def.h"
+#include "gen-features.h"
 
 /* CPU features are announced via different ways */
 typedef enum {
@@ -64,24 +65,6 @@ void s390_add_from_feat_block(S390FeatBitmap features, S390FeatType type,
 void s390_feat_bitmap_to_ascii(const S390FeatBitmap features, void *opaque,
                                void (*fn)(const char *name, void *opaque));
 
-/* static groups that will never change */
-typedef enum {
-    S390_FEAT_GROUP_PLO,
-    S390_FEAT_GROUP_TOD_CLOCK_STEERING,
-    S390_FEAT_GROUP_GEN13_PTFF_ENH,
-    S390_FEAT_GROUP_MSA,
-    S390_FEAT_GROUP_MSA_EXT_1,
-    S390_FEAT_GROUP_MSA_EXT_2,
-    S390_FEAT_GROUP_MSA_EXT_3,
-    S390_FEAT_GROUP_MSA_EXT_4,
-    S390_FEAT_GROUP_MSA_EXT_5,
-    S390_FEAT_GROUP_MSA_EXT_6,
-    S390_FEAT_GROUP_MSA_EXT_7,
-    S390_FEAT_GROUP_MSA_EXT_8,
-    S390_FEAT_GROUP_MULTIPLE_EPOCH_PTFF,
-    S390_FEAT_GROUP_MAX,
-} S390FeatGroup;
-
 /* Definition of a CPU feature group */
 typedef struct {
     const char *name;       /* name exposed to the user */
diff --git a/target/s390x/gen-features.c b/target/s390x/gen-features.c
index 739d5f1..dcc5d25 100644
--- a/target/s390x/gen-features.c
+++ b/target/s390x/gen-features.c
@@ -680,6 +680,7 @@ static CpuFeatDefSpec CpuFeatDef[] = {
 #define FEAT_GROUP_INITIALIZER(_name)                  \
     {                                                  \
         .name = "S390_FEAT_GROUP_LIST_" #_name,        \
+        .enum_name = "S390_FEAT_GROUP_" #_name,        \
         .bits =                                        \
             { .data = group_##_name,                   \
               .len = ARRAY_SIZE(group_##_name) },      \
@@ -687,6 +688,7 @@ static CpuFeatDefSpec CpuFeatDef[] = {
 
 typedef struct {
     const char *name;
+    const char *enum_name;
     BitSpec bits;
 } FeatGroupDefSpec;
 
@@ -697,7 +699,6 @@ static FeatGroupDefSpec FeatGroupDef[] = {
     FEAT_GROUP_INITIALIZER(PLO),
     FEAT_GROUP_INITIALIZER(TOD_CLOCK_STEERING),
     FEAT_GROUP_INITIALIZER(GEN13_PTFF),
-    FEAT_GROUP_INITIALIZER(MULTIPLE_EPOCH_PTFF),
     FEAT_GROUP_INITIALIZER(MSA),
     FEAT_GROUP_INITIALIZER(MSA_EXT_1),
     FEAT_GROUP_INITIALIZER(MSA_EXT_2),
@@ -707,6 +708,7 @@ static FeatGroupDefSpec FeatGroupDef[] = {
     FEAT_GROUP_INITIALIZER(MSA_EXT_6),
     FEAT_GROUP_INITIALIZER(MSA_EXT_7),
     FEAT_GROUP_INITIALIZER(MSA_EXT_8),
+    FEAT_GROUP_INITIALIZER(MULTIPLE_EPOCH_PTFF),
 };
 
 #define QEMU_FEAT_INITIALIZER(_name)                   \
@@ -829,6 +831,19 @@ static void print_feature_group_defs(void)
     }
 }
 
+static void print_feature_group_enum_type(void)
+{
+    int i;
+
+    printf("\n/* CPU feature group enum type */\n"
+           "typedef enum {\n");
+    for (i = 0; i < ARRAY_SIZE(FeatGroupDef); i++) {
+        printf("\t%s,\n", FeatGroupDef[i].enum_name);
+    }
+    printf("\tS390_FEAT_GROUP_MAX,\n"
+           "} S390FeatGroup;\n");
+}
+
 int main(int argc, char *argv[])
 {
     printf("/*\n"
@@ -845,6 +860,7 @@ int main(int argc, char *argv[])
     print_feature_defs();
     print_feature_group_defs();
     print_qemu_feature_defs();
+    print_feature_group_enum_type();
     printf("\n#endif\n");
     return 0;
 }
-- 
1.8.3.1