Signed-off-by: Tim Wiederhake <twied...@redhat.com>
---
 target/i386/feature_word_info.c.inc | 30 ++++++++++--
 target/i386/feature_word_info.py    | 71 +++++++++++++++++++++++++++++
 target/i386/feature_word_info.yaml  |  2 +
 3 files changed, 99 insertions(+), 4 deletions(-)
 create mode 100755 target/i386/feature_word_info.py

diff --git a/target/i386/feature_word_info.c.inc 
b/target/i386/feature_word_info.c.inc
index 4beae01918..b4bece08fe 100644
--- a/target/i386/feature_word_info.c.inc
+++ b/target/i386/feature_word_info.c.inc
@@ -1,3 +1,5 @@
+/* This file is generated by feature_word_info.py. */
+
 FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
     [FEAT_1_EDX] = {
         .type = CPUID_FEATURE_WORD,
@@ -587,9 +589,22 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
     [FEAT_VMX_BASIC] = {
         .type = MSR_FEATURE_WORD,
         .feat_names = {
-            [54] = "vmx-ins-outs",
-            [55] = "vmx-true-ctls",
-            [56] = "vmx-any-errcode",
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, "vmx-ins-outs", "vmx-true-ctls",
+            "vmx-any-errcode", NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
         },
         .msr = {
             .index = MSR_IA32_VMX_BASIC,
@@ -599,7 +614,14 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] = {
     [FEAT_VMX_VMFUNC] = {
         .type = MSR_FEATURE_WORD,
         .feat_names = {
-            [0] = "vmx-eptp-switching",
+            "vmx-eptp-switching", NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
+            NULL, NULL, NULL, NULL,
         },
         .msr = {
             .index = MSR_IA32_VMX_VMFUNC,
diff --git a/target/i386/feature_word_info.py b/target/i386/feature_word_info.py
new file mode 100755
index 0000000000..c9aa00900c
--- /dev/null
+++ b/target/i386/feature_word_info.py
@@ -0,0 +1,71 @@
+#!/bin/env python3
+
+import os
+import yaml
+
+
+def write_feature_word(f, data):
+    f.write("    [{}] = {{\n".format(data["index"]))
+    f.write("        .type = {},\n".format(data["type"]))
+
+    if "feat_names" in data:
+        keys = data.get("feat_names").keys()
+        if not keys or max(keys) < 32:
+            highest = 32
+        else:
+            highest = 64
+
+        f.write("        .feat_names = {\n")
+        for i in range(0, highest, 4):
+            names = [data.get("feat_names").get(j) for j in range(i, i + 4)]
+            names = ["NULL" if not name else f"\"{name}\"" for name in names]
+            display = ", ".join(names)
+            if len(display) < 90:
+                f.write("            {},\n".format(display))
+            else:
+                f.write("            {}, {},\n".format(names[0], names[1]))
+                f.write("                {}, {},\n".format(names[2], names[3]))
+        f.write("        },\n")
+    if "cpuid" in data:
+        cpuid = data["cpuid"]
+        f.write("        .cpuid = {\n")
+        f.write("            .eax = {},\n".format(cpuid["eax"]))
+        if "ecx" in cpuid:
+            f.write("            .needs_ecx = true,\n")
+            f.write("            .ecx = {},\n".format(cpuid["ecx"]))
+        f.write("            .reg = {},\n".format(cpuid["reg"]))
+        f.write("        },\n")
+    if "msr" in data:
+        f.write("        .msr = {\n")
+        f.write("            .index = {},\n".format(data["msr"]))
+        f.write("        },\n")
+    if "tcg_features" in data:
+        f.write("        .tcg_features = {},\n".format(data["tcg_features"]))
+    if "unmigratable_flags" in data:
+        f.write("        .unmigratable_flags = {},\n".format(
+            data["unmigratable_flags"]))
+    if "migratable_flags" in data:
+        f.write("        .migratable_flags = {},\n".format(
+            data["migratable_flags"]))
+    if "no_autoenable_flags" in data:
+        f.write("        .no_autoenable_flags = {},\n".format(
+            data["no_autoenable_flags"]))
+    f.write("    },\n")
+
+
+def main():
+    dirname = os.path.dirname(__file__)
+
+    with open(os.path.join(dirname, "feature_word_info.yaml"), "tr") as f:
+        feature_words = yaml.safe_load(f)
+
+    with open(os.path.join(dirname, "feature_word_info.c.inc"), "tw") as f:
+        f.write("/* This file is generated by feature_word_info.py. */\n\n")
+        f.write("FeatureWordInfo feature_word_info[FEATURE_WORDS] = {\n")
+        for feature_word in feature_words:
+            write_feature_word(f, feature_word)
+        f.write("};\n")
+
+
+if __name__ == "__main__":
+    main()
diff --git a/target/i386/feature_word_info.yaml 
b/target/i386/feature_word_info.yaml
index 7a8ca3f051..0e9dbcb613 100644
--- a/target/i386/feature_word_info.yaml
+++ b/target/i386/feature_word_info.yaml
@@ -1,3 +1,5 @@
+# Run feature_word_info.py if you make changes to this file!
+
 - index: FEAT_1_EDX
   cpuid:
     eax: '1'
-- 
2.43.0


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