qapi: merge QInt and QFloat in QNum

We would like to use a same QObject type to represent numbers, whether
they are int, uint, or floats. Getters will allow some compatibility
between the various types if the number fits other representations.

Add a few more tests while at it.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20170607163635.17635-7-marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[parse_stats_intervals() simplified a bit, comment in
test_visitor_in_int_overflow() tidied up, suppress bogus warnings]
Signed-off-by: Markus Armbruster <armbru@redhat.com>

23 files changed, 307 insertions, 282 deletions

diff --git a/tests/.gitignore b/tests/.gitignore
index 40c2e3e757..8e01b004f1 100644
--- a/tests/.gitignore
+++ b/tests/.gitignore
@@ -1,7 +1,6 @@
 atomic_add-bench
 check-qdict
-check-qfloat
-check-qint
+check-qnum
 check-qjson
 check-qlist
 check-qnull
diff --git a/tests/Makefile.include b/tests/Makefile.include
index f42f3dfa72..fec5af765a 100644
--- a/tests/Makefile.include
+++ b/tests/Makefile.include
@@ -10,10 +10,8 @@ check-unit-y = tests/check-qdict$(EXESUF)
 gcov-files-check-qdict-y = qobject/qdict.c
 check-unit-y += tests/test-char$(EXESUF)
 gcov-files-check-qdict-y = chardev/char.c
-check-unit-y += tests/check-qfloat$(EXESUF)
-gcov-files-check-qfloat-y = qobject/qfloat.c
-check-unit-y += tests/check-qint$(EXESUF)
-gcov-files-check-qint-y = qobject/qint.c
+check-unit-y += tests/check-qnum$(EXESUF)
+gcov-files-check-qnum-y = qobject/qnum.c
 check-unit-y += tests/check-qstring$(EXESUF)
 gcov-files-check-qstring-y = qobject/qstring.c
 check-unit-y += tests/check-qlist$(EXESUF)
@@ -506,8 +504,8 @@ GENERATED_FILES += tests/test-qapi-types.h tests/test-qapi-visit.h \
 	tests/test-qmp-commands.h tests/test-qapi-event.h \
 	tests/test-qmp-introspect.h
 
-test-obj-y = tests/check-qint.o tests/check-qstring.o tests/check-qdict.o \
-	tests/check-qlist.o tests/check-qfloat.o tests/check-qnull.o \
+test-obj-y = tests/check-qnum.o tests/check-qstring.o tests/check-qdict.o \
+	tests/check-qlist.o tests/check-qnull.o \
 	tests/check-qjson.o \
 	tests/test-coroutine.o tests/test-string-output-visitor.o \
 	tests/test-string-input-visitor.o tests/test-qobject-output-visitor.o \
@@ -535,11 +533,10 @@ test-crypto-obj-y = $(crypto-obj-y) $(test-qom-obj-y)
 test-io-obj-y = $(io-obj-y) $(test-crypto-obj-y)
 test-block-obj-y = $(block-obj-y) $(test-io-obj-y) tests/iothread.o
 
-tests/check-qint$(EXESUF): tests/check-qint.o $(test-util-obj-y)
+tests/check-qnum$(EXESUF): tests/check-qnum.o $(test-util-obj-y)
 tests/check-qstring$(EXESUF): tests/check-qstring.o $(test-util-obj-y)
 tests/check-qdict$(EXESUF): tests/check-qdict.o $(test-util-obj-y)
 tests/check-qlist$(EXESUF): tests/check-qlist.o $(test-util-obj-y)
-tests/check-qfloat$(EXESUF): tests/check-qfloat.o $(test-util-obj-y)
 tests/check-qnull$(EXESUF): tests/check-qnull.o $(test-util-obj-y)
 tests/check-qjson$(EXESUF): tests/check-qjson.o $(test-util-obj-y)
 tests/check-qom-interface$(EXESUF): tests/check-qom-interface.o $(test-qom-obj-y)
diff --git a/tests/check-qdict.c b/tests/check-qdict.c
index be8d81f07b..f067c63275 100644
--- a/tests/check-qdict.c
+++ b/tests/check-qdict.c
@@ -11,7 +11,6 @@
  */
 #include "qemu/osdep.h"
 
-#include "qapi/qmp/qint.h"
 #include "qapi/qmp/qdict.h"
 #include "qapi/qmp/qstring.h"
 #include "qapi/error.h"
@@ -39,7 +38,7 @@ static void qdict_new_test(void)
 
 static void qdict_put_obj_test(void)
 {
-    QInt *qi;
+    QNum *qn;
     QDict *qdict;
     QDictEntry *ent;
     const int num = 42;
@@ -51,11 +50,11 @@ static void qdict_put_obj_test(void)
 
     g_assert(qdict_size(qdict) == 1);
     ent = QLIST_FIRST(&qdict->table[12345 % QDICT_BUCKET_MAX]);
-    qi = qobject_to_qint(ent->value);
-    g_assert(qint_get_int(qi) == num);
+    qn = qobject_to_qnum(ent->value);
+    g_assert_cmpint(qnum_get_int(qn), ==, num);
 
     // destroy doesn't exit yet
-    QDECREF(qi);
+    QDECREF(qn);
     g_free(ent->key);
     g_free(ent);
     g_free(qdict);
@@ -74,7 +73,7 @@ static void qdict_destroy_simple_test(void)
 
 static void qdict_get_test(void)
 {
-    QInt *qi;
+    QNum *qn;
     QObject *obj;
     const int value = -42;
     const char *key = "test";
@@ -85,8 +84,8 @@ static void qdict_get_test(void)
     obj = qdict_get(tests_dict, key);
     g_assert(obj != NULL);
 
-    qi = qobject_to_qint(obj);
-    g_assert(qint_get_int(qi) == value);
+    qn = qobject_to_qnum(obj);
+    g_assert_cmpint(qnum_get_int(qn), ==, value);
 
     QDECREF(tests_dict);
 }
@@ -329,7 +328,7 @@ static void qdict_array_split_test(void)
 {
     QDict *test_dict = qdict_new();
     QDict *dict1, *dict2;
-    QInt *int1;
+    QNum *int1;
     QList *test_list;
 
     /*
@@ -380,7 +379,7 @@ static void qdict_array_split_test(void)
 
     dict1 = qobject_to_qdict(qlist_pop(test_list));
     dict2 = qobject_to_qdict(qlist_pop(test_list));
-    int1 = qobject_to_qint(qlist_pop(test_list));
+    int1 = qobject_to_qnum(qlist_pop(test_list));
 
     g_assert(dict1);
     g_assert(dict2);
@@ -402,7 +401,7 @@ static void qdict_array_split_test(void)
 
     QDECREF(dict2);
 
-    g_assert(qint_get_int(int1) == 66);
+    g_assert_cmpint(qnum_get_int(int1), ==, 66);
 
     QDECREF(int1);
 
@@ -447,14 +446,14 @@ static void qdict_array_split_test(void)
 
     qdict_array_split(test_dict, &test_list);
 
-    int1 = qobject_to_qint(qlist_pop(test_list));
+    int1 = qobject_to_qnum(qlist_pop(test_list));
 
     g_assert(int1);
     g_assert(qlist_empty(test_list));
 
     QDECREF(test_list);
 
-    g_assert(qint_get_int(int1) == 42);
+    g_assert_cmpint(qnum_get_int(int1), ==, 42);
 
     QDECREF(int1);
 
diff --git a/tests/check-qfloat.c b/tests/check-qfloat.c
deleted file mode 100644
index 1da2cdae08..0000000000
--- a/tests/check-qfloat.c
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * QFloat unit-tests.
- *
- * Copyright IBM, Corp. 2009
- *
- * Authors:
- *  Anthony Liguori   <aliguori@us.ibm.com>
- *
- * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
- * See the COPYING.LIB file in the top-level directory.
- *
- */
-#include "qemu/osdep.h"
-
-#include "qapi/qmp/qfloat.h"
-#include "qemu-common.h"
-
-/*
- * Public Interface test-cases
- *
- * (with some violations to access 'private' data)
- */
-
-static void qfloat_from_double_test(void)
-{
-    QFloat *qf;
-    const double value = -42.23423;
-
-    qf = qfloat_from_double(value);
-    g_assert(qf != NULL);
-    g_assert(qf->value == value);
-    g_assert(qf->base.refcnt == 1);
-    g_assert(qobject_type(QOBJECT(qf)) == QTYPE_QFLOAT);
-
-    // destroy doesn't exit yet
-    g_free(qf);
-}
-
-static void qfloat_destroy_test(void)
-{
-    QFloat *qf = qfloat_from_double(0.0);
-    QDECREF(qf);
-}
-
-int main(int argc, char **argv)
-{
-    g_test_init(&argc, &argv, NULL);
-
-    g_test_add_func("/public/from_double", qfloat_from_double_test);
-    g_test_add_func("/public/destroy", qfloat_destroy_test);
-
-    return g_test_run();
-}
diff --git a/tests/check-qint.c b/tests/check-qint.c
deleted file mode 100644
index b6e4555115..0000000000
--- a/tests/check-qint.c
+++ /dev/null
@@ -1,87 +0,0 @@
-/*
- * QInt unit-tests.
- *
- * Copyright (C) 2009 Red Hat Inc.
- *
- * Authors:
- *  Luiz Capitulino <lcapitulino@redhat.com>
- *
- * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
- * See the COPYING.LIB file in the top-level directory.
- */
-#include "qemu/osdep.h"
-
-#include "qapi/qmp/qint.h"
-#include "qemu-common.h"
-
-/*
- * Public Interface test-cases
- *
- * (with some violations to access 'private' data)
- */
-
-static void qint_from_int_test(void)
-{
-    QInt *qi;
-    const int value = -42;
-
-    qi = qint_from_int(value);
-    g_assert(qi != NULL);
-    g_assert(qi->value == value);
-    g_assert(qi->base.refcnt == 1);
-    g_assert(qobject_type(QOBJECT(qi)) == QTYPE_QINT);
-
-    // destroy doesn't exit yet
-    g_free(qi);
-}
-
-static void qint_destroy_test(void)
-{
-    QInt *qi = qint_from_int(0);
-    QDECREF(qi);
-}
-
-static void qint_from_int64_test(void)
-{
-    QInt *qi;
-    const int64_t value = 0x1234567890abcdefLL;
-
-    qi = qint_from_int(value);
-    g_assert((int64_t) qi->value == value);
-
-    QDECREF(qi);
-}
-
-static void qint_get_int_test(void)
-{
-    QInt *qi;
-    const int value = 123456;
-
-    qi = qint_from_int(value);
-    g_assert(qint_get_int(qi) == value);
-
-    QDECREF(qi);
-}
-
-static void qobject_to_qint_test(void)
-{
-    QInt *qi;
-
-    qi = qint_from_int(0);
-    g_assert(qobject_to_qint(QOBJECT(qi)) == qi);
-
-    QDECREF(qi);
-}
-
-int main(int argc, char **argv)
-{
-    g_test_init(&argc, &argv, NULL);
-
-    g_test_add_func("/public/from_int", qint_from_int_test);
-    g_test_add_func("/public/destroy", qint_destroy_test);
-    g_test_add_func("/public/from_int64", qint_from_int64_test);
-    g_test_add_func("/public/get_int", qint_get_int_test);
-    g_test_add_func("/public/to_qint", qobject_to_qint_test);
-
-    return g_test_run();
-}
diff --git a/tests/check-qjson.c b/tests/check-qjson.c
index 963dd46f07..f0a89f7847 100644
--- a/tests/check-qjson.c
+++ b/tests/check-qjson.c
@@ -886,21 +886,23 @@ static void simple_number(void)
     };
 
     for (i = 0; test_cases[i].encoded; i++) {
-        QInt *qint;
+        QNum *qnum;
+        int64_t val;
 
-        qint = qobject_to_qint(qobject_from_json(test_cases[i].encoded,
+        qnum = qobject_to_qnum(qobject_from_json(test_cases[i].encoded,
                                                  &error_abort));
-        g_assert(qint);
-        g_assert(qint_get_int(qint) == test_cases[i].decoded);
+        g_assert(qnum);
+        g_assert(qnum_get_try_int(qnum, &val));
+        g_assert_cmpint(val, ==, test_cases[i].decoded);
         if (test_cases[i].skip == 0) {
             QString *str;
 
-            str = qobject_to_json(QOBJECT(qint));
+            str = qobject_to_json(QOBJECT(qnum));
             g_assert(strcmp(qstring_get_str(str), test_cases[i].encoded) == 0);
             QDECREF(str);
         }
 
-        QDECREF(qint);
+        QDECREF(qnum);
     }
 }
 
@@ -921,12 +923,12 @@ static void float_number(void)
 
     for (i = 0; test_cases[i].encoded; i++) {
         QObject *obj;
-        QFloat *qfloat;
+        QNum *qnum;
 
         obj = qobject_from_json(test_cases[i].encoded, &error_abort);
-        qfloat = qobject_to_qfloat(obj);
-        g_assert(qfloat);
-        g_assert(qfloat_get_double(qfloat) == test_cases[i].decoded);
+        qnum = qobject_to_qnum(obj);
+        g_assert(qnum);
+        g_assert(qnum_get_double(qnum) == test_cases[i].decoded);
 
         if (test_cases[i].skip == 0) {
             QString *str;
@@ -936,29 +938,31 @@ static void float_number(void)
             QDECREF(str);
         }
 
-        QDECREF(qfloat);
+        QDECREF(qnum);
     }
 }
 
 static void vararg_number(void)
 {
-    QInt *qint;
-    QFloat *qfloat;
+    QNum *qnum;
     int value = 0x2342;
     long long value_ll = 0x2342342343LL;
     double valuef = 2.323423423;
+    int64_t val;
 
-    qint = qobject_to_qint(qobject_from_jsonf("%d", value));
-    g_assert(qint_get_int(qint) == value);
-    QDECREF(qint);
+    qnum = qobject_to_qnum(qobject_from_jsonf("%d", value));
+    g_assert(qnum_get_try_int(qnum, &val));
+    g_assert_cmpint(val, ==, value);
+    QDECREF(qnum);
 
-    qint = qobject_to_qint(qobject_from_jsonf("%lld", value_ll));
-    g_assert(qint_get_int(qint) == value_ll);
-    QDECREF(qint);
+    qnum = qobject_to_qnum(qobject_from_jsonf("%lld", value_ll));
+    g_assert(qnum_get_try_int(qnum, &val));
+    g_assert_cmpint(val, ==, value_ll);
+    QDECREF(qnum);
 
-    qfloat = qobject_to_qfloat(qobject_from_jsonf("%f", valuef));
-    g_assert(qfloat_get_double(qfloat) == valuef);
-    QDECREF(qfloat);
+    qnum = qobject_to_qnum(qobject_from_jsonf("%f", valuef));
+    g_assert(qnum_get_double(qnum) == valuef);
+    QDECREF(qnum);
 }
 
 static void keyword_literal(void)
@@ -1019,7 +1023,7 @@ struct LiteralQObject
 {
     int type;
     union {
-        int64_t qint;
+        int64_t qnum;
         const char *qstr;
         LiteralQDictEntry *qdict;
         LiteralQObject *qlist;
@@ -1032,7 +1036,7 @@ struct LiteralQDictEntry
     LiteralQObject value;
 };
 
-#define QLIT_QINT(val) (LiteralQObject){.type = QTYPE_QINT, .value.qint = (val)}
+#define QLIT_QNUM(val) (LiteralQObject){.type = QTYPE_QNUM, .value.qnum = (val)}
 #define QLIT_QSTR(val) (LiteralQObject){.type = QTYPE_QSTRING, .value.qstr = (val)}
 #define QLIT_QDICT(val) (LiteralQObject){.type = QTYPE_QDICT, .value.qdict = (val)}
 #define QLIT_QLIST(val) (LiteralQObject){.type = QTYPE_QLIST, .value.qlist = (val)}
@@ -1064,13 +1068,16 @@ static void compare_helper(QObject *obj, void *opaque)
 
 static int compare_litqobj_to_qobj(LiteralQObject *lhs, QObject *rhs)
 {
+    int64_t val;
+
     if (!rhs || lhs->type != qobject_type(rhs)) {
         return 0;
     }
 
     switch (lhs->type) {
-    case QTYPE_QINT:
-        return lhs->value.qint == qint_get_int(qobject_to_qint(rhs));
+    case QTYPE_QNUM:
+        g_assert(qnum_get_try_int(qobject_to_qnum(rhs), &val));
+        return lhs->value.qnum == val;
     case QTYPE_QSTRING:
         return (strcmp(lhs->value.qstr, qstring_get_str(qobject_to_qstring(rhs))) == 0);
     case QTYPE_QDICT: {
@@ -1114,7 +1121,7 @@ static void simple_dict(void)
         {
             .encoded = "{\"foo\": 42, \"bar\": \"hello world\"}",
             .decoded = QLIT_QDICT(((LiteralQDictEntry[]){
-                        { "foo", QLIT_QINT(42) },
+                        { "foo", QLIT_QNUM(42) },
                         { "bar", QLIT_QSTR("hello world") },
                         { }
                     })),
@@ -1126,7 +1133,7 @@ static void simple_dict(void)
         }, {
             .encoded = "{\"foo\": 43}",
             .decoded = QLIT_QDICT(((LiteralQDictEntry[]){
-                        { "foo", QLIT_QINT(43) },
+                        { "foo", QLIT_QNUM(43) },
                         { }
                     })),
         },
@@ -1212,15 +1219,15 @@ static void simple_list(void)
         {
             .encoded = "[43,42]",
             .decoded = QLIT_QLIST(((LiteralQObject[]){
-                        QLIT_QINT(43),
-                        QLIT_QINT(42),
+                        QLIT_QNUM(43),
+                        QLIT_QNUM(42),
                         { }
                     })),
         },
         {
             .encoded = "[43]",
             .decoded = QLIT_QLIST(((LiteralQObject[]){
-                        QLIT_QINT(43),
+                        QLIT_QNUM(43),
                         { }
                     })),
         },
@@ -1269,35 +1276,35 @@ static void simple_whitespace(void)
         {
             .encoded = " [ 43 , 42 ]",
             .decoded = QLIT_QLIST(((LiteralQObject[]){
-                        QLIT_QINT(43),
-                        QLIT_QINT(42),
+                        QLIT_QNUM(43),
+                        QLIT_QNUM(42),
                         { }
                     })),
         },
         {
             .encoded = " [ 43 , { 'h' : 'b' }, [ ], 42 ]",
             .decoded = QLIT_QLIST(((LiteralQObject[]){
-                        QLIT_QINT(43),
+                        QLIT_QNUM(43),
                         QLIT_QDICT(((LiteralQDictEntry[]){
                                     { "h", QLIT_QSTR("b") },
                                     { }})),
                         QLIT_QLIST(((LiteralQObject[]){
                                     { }})),
-                        QLIT_QINT(42),
+                        QLIT_QNUM(42),
                         { }
                     })),
         },
         {
             .encoded = " [ 43 , { 'h' : 'b' , 'a' : 32 }, [ ], 42 ]",
             .decoded = QLIT_QLIST(((LiteralQObject[]){
-                        QLIT_QINT(43),
+                        QLIT_QNUM(43),
                         QLIT_QDICT(((LiteralQDictEntry[]){
                                     { "h", QLIT_QSTR("b") },
-                                    { "a", QLIT_QINT(32) },
+                                    { "a", QLIT_QNUM(32) },
                                     { }})),
                         QLIT_QLIST(((LiteralQObject[]){
                                     { }})),
-                        QLIT_QINT(42),
+                        QLIT_QNUM(42),
                         { }
                     })),
         },
@@ -1327,11 +1334,11 @@ static void simple_varargs(void)
     QObject *embedded_obj;
     QObject *obj;
     LiteralQObject decoded = QLIT_QLIST(((LiteralQObject[]){
-            QLIT_QINT(1),
-            QLIT_QINT(2),
+            QLIT_QNUM(1),
+            QLIT_QNUM(2),
             QLIT_QLIST(((LiteralQObject[]){
-                        QLIT_QINT(32),
-                        QLIT_QINT(42),
+                        QLIT_QNUM(32),
+                        QLIT_QNUM(42),
                         {}})),
             {}}));
 
diff --git a/tests/check-qlist.c b/tests/check-qlist.c
index 4983867c27..a9b65c6239 100644
--- a/tests/check-qlist.c
+++ b/tests/check-qlist.c
@@ -11,7 +11,8 @@
  */
 #include "qemu/osdep.h"
 
-#include "qapi/qmp/qint.h"
+#include "qapi/error.h"
+#include "qapi/qmp/qnum.h"
 #include "qapi/qmp/qlist.h"
 
 /*
@@ -35,11 +36,11 @@ static void qlist_new_test(void)
 
 static void qlist_append_test(void)
 {
-    QInt *qi;
+    QNum *qi;
     QList *qlist;
     QListEntry *entry;
 
-    qi = qint_from_int(42);
+    qi = qnum_from_int(42);
 
     qlist = qlist_new();
     qlist_append(qlist, qi);
@@ -84,13 +85,17 @@ static const int iter_max = 42;
 
 static void iter_func(QObject *obj, void *opaque)
 {
-    QInt *qi;
+    QNum *qi;
+    int64_t val;
 
     g_assert(opaque == NULL);
 
-    qi = qobject_to_qint(obj);
+    qi = qobject_to_qnum(obj);
     g_assert(qi != NULL);
-    g_assert((qint_get_int(qi) >= 0) && (qint_get_int(qi) <= iter_max));
+
+    g_assert(qnum_get_try_int(qi, &val));
+    g_assert_cmpint(val, >=, 0);
+    g_assert_cmpint(val, <=, iter_max);
 
     iter_called++;
 }
diff --git a/tests/check-qnum.c b/tests/check-qnum.c
new file mode 100644
index 0000000000..d94cea024b
--- /dev/null
+++ b/tests/check-qnum.c
@@ -0,0 +1,136 @@
+/*
+ * QNum unit-tests.
+ *
+ * Copyright (C) 2009 Red Hat Inc.
+ * Copyright IBM, Corp. 2009
+ *
+ * Authors:
+ *  Luiz Capitulino <lcapitulino@redhat.com>
+ *  Anthony Liguori <aliguori@us.ibm.com>
+ *
+ * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
+ * See the COPYING.LIB file in the top-level directory.
+ */
+
+#include "qemu/osdep.h"
+
+#include "qapi/qmp/qnum.h"
+#include "qapi/error.h"
+#include "qemu-common.h"
+
+/*
+ * Public Interface test-cases
+ *
+ * (with some violations to access 'private' data)
+ */
+
+static void qnum_from_int_test(void)
+{
+    QNum *qn;
+    const int value = -42;
+
+    qn = qnum_from_int(value);
+    g_assert(qn != NULL);
+    g_assert_cmpint(qn->kind, ==, QNUM_I64);
+    g_assert_cmpint(qn->u.i64, ==, value);
+    g_assert_cmpint(qn->base.refcnt, ==, 1);
+    g_assert_cmpint(qobject_type(QOBJECT(qn)), ==, QTYPE_QNUM);
+
+    // destroy doesn't exit yet
+    g_free(qn);
+}
+
+static void qnum_from_double_test(void)
+{
+    QNum *qn;
+    const double value = -42.23423;
+
+    qn = qnum_from_double(value);
+    g_assert(qn != NULL);
+    g_assert_cmpint(qn->kind, ==, QNUM_DOUBLE);
+    g_assert_cmpfloat(qn->u.dbl, ==, value);
+    g_assert_cmpint(qn->base.refcnt, ==, 1);
+    g_assert_cmpint(qobject_type(QOBJECT(qn)), ==, QTYPE_QNUM);
+
+    // destroy doesn't exit yet
+    g_free(qn);
+}
+
+static void qnum_from_int64_test(void)
+{
+    QNum *qn;
+    const int64_t value = 0x1234567890abcdefLL;
+
+    qn = qnum_from_int(value);
+    g_assert_cmpint((int64_t) qn->u.i64, ==, value);
+
+    QDECREF(qn);
+}
+
+static void qnum_get_int_test(void)
+{
+    QNum *qn;
+    const int value = 123456;
+
+    qn = qnum_from_int(value);
+    g_assert_cmpint(qnum_get_int(qn), ==, value);
+
+    QDECREF(qn);
+}
+
+static void qobject_to_qnum_test(void)
+{
+    QNum *qn;
+
+    qn = qnum_from_int(0);
+    g_assert(qobject_to_qnum(QOBJECT(qn)) == qn);
+    QDECREF(qn);
+
+    qn = qnum_from_double(0);
+    g_assert(qobject_to_qnum(QOBJECT(qn)) == qn);
+    QDECREF(qn);
+}
+
+static void qnum_to_string_test(void)
+{
+    QNum *qn;
+    char *tmp;
+
+    qn = qnum_from_int(123456);
+    tmp = qnum_to_string(qn);
+    g_assert_cmpstr(tmp, ==, "123456");
+    g_free(tmp);
+    QDECREF(qn);
+
+    qn = qnum_from_double(0.42);
+    tmp = qnum_to_string(qn);
+    g_assert_cmpstr(tmp, ==, "0.42");
+    g_free(tmp);
+    QDECREF(qn);
+}
+
+static void qnum_destroy_test(void)
+{
+    QNum *qn;
+
+    qn = qnum_from_int(0);
+    QDECREF(qn);
+
+    qn = qnum_from_double(0.42);
+    QDECREF(qn);
+}
+
+int main(int argc, char **argv)
+{
+    g_test_init(&argc, &argv, NULL);
+
+    g_test_add_func("/qnum/from_int", qnum_from_int_test);
+    g_test_add_func("/qnum/from_double", qnum_from_double_test);
+    g_test_add_func("/qnum/destroy", qnum_destroy_test);
+    g_test_add_func("/qnum/from_int64", qnum_from_int64_test);
+    g_test_add_func("/qnum/get_int", qnum_get_int_test);
+    g_test_add_func("/qnum/to_qnum", qobject_to_qnum_test);
+    g_test_add_func("/qnum/to_string", qnum_to_string_test);
+
+    return g_test_run();
+}
diff --git a/tests/qapi-schema/comments.out b/tests/qapi-schema/comments.out
index 5d7c13cad1..17e652535c 100644
--- a/tests/qapi-schema/comments.out
+++ b/tests/qapi-schema/comments.out
@@ -1,4 +1,4 @@
-enum QType ['none', 'qnull', 'qint', 'qstring', 'qdict', 'qlist', 'qfloat', 'qbool']
+enum QType ['none', 'qnull', 'qnum', 'qstring', 'qdict', 'qlist', 'qbool']
     prefix QTYPE
 enum Status ['good', 'bad', 'ugly']
 object q_empty
diff --git a/tests/qapi-schema/doc-good.out b/tests/qapi-schema/doc-good.out
index 70c1252408..63ca25a8b9 100644
--- a/tests/qapi-schema/doc-good.out
+++ b/tests/qapi-schema/doc-good.out
@@ -6,7 +6,7 @@ object Object
     tag base1
     case one: Variant1
     case two: Variant2
-enum QType ['none', 'qnull', 'qint', 'qstring', 'qdict', 'qlist', 'qfloat', 'qbool']
+enum QType ['none', 'qnull', 'qnum', 'qstring', 'qdict', 'qlist', 'qbool']
     prefix QTYPE
 object SugaredUnion
     member type: SugaredUnionKind optional=False
diff --git a/tests/qapi-schema/empty.out b/tests/qapi-schema/empty.out
index 8a5b034424..40b886ddae 100644
--- a/tests/qapi-schema/empty.out
+++ b/tests/qapi-schema/empty.out
@@ -1,3 +1,3 @@
-enum QType ['none', 'qnull', 'qint', 'qstring', 'qdict', 'qlist', 'qfloat', 'qbool']
+enum QType ['none', 'qnull', 'qnum', 'qstring', 'qdict', 'qlist', 'qbool']
     prefix QTYPE
 object q_empty
diff --git a/tests/qapi-schema/event-case.out b/tests/qapi-schema/event-case.out
index 5a0f2bf805..313c0fe7be 100644
--- a/tests/qapi-schema/event-case.out
+++ b/tests/qapi-schema/event-case.out
@@ -1,4 +1,4 @@
-enum QType ['none', 'qnull', 'qint', 'qstring', 'qdict', 'qlist', 'qfloat', 'qbool']
+enum QType ['none', 'qnull', 'qnum', 'qstring', 'qdict', 'qlist', 'qbool']
     prefix QTYPE
 event oops None
    boxed=False
diff --git a/tests/qapi-schema/ident-with-escape.out b/tests/qapi-schema/ident-with-escape.out
index 1d2722c02e..b5637cb2e0 100644
--- a/tests/qapi-schema/ident-with-escape.out
+++ b/tests/qapi-schema/ident-with-escape.out
@@ -1,4 +1,4 @@
-enum QType ['none', 'qnull', 'qint', 'qstring', 'qdict', 'qlist', 'qfloat', 'qbool']
+enum QType ['none', 'qnull', 'qnum', 'qstring', 'qdict', 'qlist', 'qbool']
     prefix QTYPE
 command fooA q_obj_fooA-arg -> None
    gen=True success_response=True boxed=False
diff --git a/tests/qapi-schema/include-relpath.out b/tests/qapi-schema/include-relpath.out
index 5d7c13cad1..17e652535c 100644
--- a/tests/qapi-schema/include-relpath.out
+++ b/tests/qapi-schema/include-relpath.out
@@ -1,4 +1,4 @@
-enum QType ['none', 'qnull', 'qint', 'qstring', 'qdict', 'qlist', 'qfloat', 'qbool']
+enum QType ['none', 'qnull', 'qnum', 'qstring', 'qdict', 'qlist', 'qbool']
     prefix QTYPE
 enum Status ['good', 'bad', 'ugly']
 object q_empty
diff --git a/tests/qapi-schema/include-repetition.out b/tests/qapi-schema/include-repetition.out
index 5d7c13cad1..17e652535c 100644
--- a/tests/qapi-schema/include-repetition.out
+++ b/tests/qapi-schema/include-repetition.out
@@ -1,4 +1,4 @@
-enum QType ['none', 'qnull', 'qint', 'qstring', 'qdict', 'qlist', 'qfloat', 'qbool']
+enum QType ['none', 'qnull', 'qnum', 'qstring', 'qdict', 'qlist', 'qbool']
     prefix QTYPE
 enum Status ['good', 'bad', 'ugly']
 object q_empty
diff --git a/tests/qapi-schema/include-simple.out b/tests/qapi-schema/include-simple.out
index 5d7c13cad1..17e652535c 100644
--- a/tests/qapi-schema/include-simple.out
+++ b/tests/qapi-schema/include-simple.out
@@ -1,4 +1,4 @@
-enum QType ['none', 'qnull', 'qint', 'qstring', 'qdict', 'qlist', 'qfloat', 'qbool']
+enum QType ['none', 'qnull', 'qnum', 'qstring', 'qdict', 'qlist', 'qbool']
     prefix QTYPE
 enum Status ['good', 'bad', 'ugly']
 object q_empty
diff --git a/tests/qapi-schema/indented-expr.out b/tests/qapi-schema/indented-expr.out
index e8171c935f..586795f44d 100644
--- a/tests/qapi-schema/indented-expr.out
+++ b/tests/qapi-schema/indented-expr.out
@@ -1,4 +1,4 @@
-enum QType ['none', 'qnull', 'qint', 'qstring', 'qdict', 'qlist', 'qfloat', 'qbool']
+enum QType ['none', 'qnull', 'qnum', 'qstring', 'qdict', 'qlist', 'qbool']
     prefix QTYPE
 command eins None -> None
    gen=True success_response=True boxed=False
diff --git a/tests/qapi-schema/qapi-schema-test.out b/tests/qapi-schema/qapi-schema-test.out
index e727a5a84c..b88b8aae6f 100644
--- a/tests/qapi-schema/qapi-schema-test.out
+++ b/tests/qapi-schema/qapi-schema-test.out
@@ -50,7 +50,7 @@ object NestedEnumsOne
     member enum4: EnumOne optional=True
 enum QEnumTwo ['value1', 'value2']
     prefix QENUM_TWO
-enum QType ['none', 'qnull', 'qint', 'qstring', 'qdict', 'qlist', 'qfloat', 'qbool']
+enum QType ['none', 'qnull', 'qnum', 'qstring', 'qdict', 'qlist', 'qbool']
     prefix QTYPE
 object TestStruct
     member integer: int optional=False
diff --git a/tests/test-qmp-commands.c b/tests/test-qmp-commands.c
index acdded4d67..904c89d4d4 100644
--- a/tests/test-qmp-commands.c
+++ b/tests/test-qmp-commands.c
@@ -162,7 +162,8 @@ static void test_dispatch_cmd_io(void)
     QDict *ud1b = qdict_new();
     QDict *ret, *ret_dict, *ret_dict_dict, *ret_dict_dict_userdef;
     QDict *ret_dict_dict2, *ret_dict_dict2_userdef;
-    QInt *ret3;
+    QNum *ret3;
+    int64_t val;
 
     qdict_put_int(ud1a, "integer", 42);
     qdict_put_str(ud1a, "string", "hello");
@@ -194,8 +195,9 @@ static void test_dispatch_cmd_io(void)
     qdict_put(req, "arguments", args3);
     qdict_put_str(req, "execute", "guest-get-time");
 
-    ret3 = qobject_to_qint(test_qmp_dispatch(req));
-    assert(qint_get_int(ret3) == 66);
+    ret3 = qobject_to_qnum(test_qmp_dispatch(req));
+    g_assert(qnum_get_try_int(ret3, &val));
+    g_assert_cmpint(val, ==, 66);
     QDECREF(ret3);
 
     QDECREF(req);
diff --git a/tests/test-qmp-event.c b/tests/test-qmp-event.c
index 4c0f09601d..9fb3c5e81e 100644
--- a/tests/test-qmp-event.c
+++ b/tests/test-qmp-event.c
@@ -18,7 +18,6 @@
 #include "test-qapi-visit.h"
 #include "test-qapi-event.h"
 #include "qapi/qmp/types.h"
-#include "qapi/qmp/qint.h"
 #include "qapi/qmp/qobject.h"
 #include "qapi/qmp-event.h"
 
@@ -41,6 +40,7 @@ void qdict_cmp_do_simple(const char *key, QObject *obj1, void *opaque)
 {
     QObject *obj2;
     QDictCmpData d_new, *d = opaque;
+    int64_t val1, val2;
 
     if (!d->result) {
         return;
@@ -62,9 +62,10 @@ void qdict_cmp_do_simple(const char *key, QObject *obj1, void *opaque)
         d->result = (qbool_get_bool(qobject_to_qbool(obj1)) ==
                      qbool_get_bool(qobject_to_qbool(obj2)));
         return;
-    case QTYPE_QINT:
-        d->result = (qint_get_int(qobject_to_qint(obj1)) ==
-                     qint_get_int(qobject_to_qint(obj2)));
+    case QTYPE_QNUM:
+        g_assert(qnum_get_try_int(qobject_to_qnum(obj1), &val1));
+        g_assert(qnum_get_try_int(qobject_to_qnum(obj2), &val2));
+        d->result = val1 == val2;
         return;
     case QTYPE_QSTRING:
         d->result = g_strcmp0(qstring_get_str(qobject_to_qstring(obj1)),
diff --git a/tests/test-qobject-input-visitor.c b/tests/test-qobject-input-visitor.c
index 4dc9c03970..6890ce5900 100644
--- a/tests/test-qobject-input-visitor.c
+++ b/tests/test-qobject-input-visitor.c
@@ -165,9 +165,10 @@ static void test_visitor_in_int_overflow(TestInputVisitorData *data,
     Error *err = NULL;
     Visitor *v;
 
-    /* this will overflow a Qint/int64, so should be deserialized into
-     * a QFloat/double field instead, leading to an error if we pass it
-     * to visit_type_int. confirm this.
+    /*
+     * This will overflow a QNUM_I64, so should be deserialized into a
+     * QNUM_DOUBLE field instead, leading to an error if we pass it to
+     * visit_type_int().  Confirm this.
      */
     v = visitor_input_test_init(data, "%f", DBL_MAX);
 
@@ -469,17 +470,19 @@ static void test_visitor_in_any(TestInputVisitorData *data,
 {
     QObject *res = NULL;
     Visitor *v;
-    QInt *qint;
+    QNum *qnum;
     QBool *qbool;
     QString *qstring;
     QDict *qdict;
     QObject *qobj;
+    int64_t val;
 
     v = visitor_input_test_init(data, "-42");
     visit_type_any(v, NULL, &res, &error_abort);
-    qint = qobject_to_qint(res);
-    g_assert(qint);
-    g_assert_cmpint(qint_get_int(qint), ==, -42);
+    qnum = qobject_to_qnum(res);
+    g_assert(qnum);
+    g_assert(qnum_get_try_int(qnum, &val));
+    g_assert_cmpint(val, ==, -42);
     qobject_decref(res);
 
     v = visitor_input_test_init(data, "{ 'integer': -42, 'boolean': true, 'string': 'foo' }");
@@ -488,9 +491,10 @@ static void test_visitor_in_any(TestInputVisitorData *data,
     g_assert(qdict && qdict_size(qdict) == 3);
     qobj = qdict_get(qdict, "integer");
     g_assert(qobj);
-    qint = qobject_to_qint(qobj);
-    g_assert(qint);
-    g_assert_cmpint(qint_get_int(qint), ==, -42);
+    qnum = qobject_to_qnum(qobj);
+    g_assert(qnum);
+    g_assert(qnum_get_try_int(qnum, &val));
+    g_assert_cmpint(val, ==, -42);
     qobj = qdict_get(qdict, "boolean");
     g_assert(qobj);
     qbool = qobject_to_qbool(qobj);
@@ -568,7 +572,7 @@ static void test_visitor_in_alternate(TestInputVisitorData *data,
 
     v = visitor_input_test_init(data, "42");
     visit_type_UserDefAlternate(v, NULL, &tmp, &error_abort);
-    g_assert_cmpint(tmp->type, ==, QTYPE_QINT);
+    g_assert_cmpint(tmp->type, ==, QTYPE_QNUM);
     g_assert_cmpint(tmp->u.i, ==, 42);
     qapi_free_UserDefAlternate(tmp);
 
@@ -596,7 +600,7 @@ static void test_visitor_in_alternate(TestInputVisitorData *data,
 
     v = visitor_input_test_init(data, "{ 'alt': 42 }");
     visit_type_WrapAlternate(v, NULL, &wrap, &error_abort);
-    g_assert_cmpint(wrap->alt->type, ==, QTYPE_QINT);
+    g_assert_cmpint(wrap->alt->type, ==, QTYPE_QNUM);
     g_assert_cmpint(wrap->alt->u.i, ==, 42);
     qapi_free_WrapAlternate(wrap);
 
@@ -637,19 +641,19 @@ static void test_visitor_in_alternate_number(TestInputVisitorData *data,
 
     v = visitor_input_test_init(data, "42");
     visit_type_AltEnumNum(v, NULL, &aen, &error_abort);
-    g_assert_cmpint(aen->type, ==, QTYPE_QFLOAT);
+    g_assert_cmpint(aen->type, ==, QTYPE_QNUM);
     g_assert_cmpfloat(aen->u.n, ==, 42);
     qapi_free_AltEnumNum(aen);
 
     v = visitor_input_test_init(data, "42");
     visit_type_AltNumEnum(v, NULL, &ans, &error_abort);
-    g_assert_cmpint(ans->type, ==, QTYPE_QFLOAT);
+    g_assert_cmpint(ans->type, ==, QTYPE_QNUM);
     g_assert_cmpfloat(ans->u.n, ==, 42);
     qapi_free_AltNumEnum(ans);
 
     v = visitor_input_test_init(data, "42");
     visit_type_AltEnumInt(v, NULL, &asi, &error_abort);
-    g_assert_cmpint(asi->type, ==, QTYPE_QINT);
+    g_assert_cmpint(asi->type, ==, QTYPE_QNUM);
     g_assert_cmpint(asi->u.i, ==, 42);
     qapi_free_AltEnumInt(asi);
 
@@ -662,13 +666,13 @@ static void test_visitor_in_alternate_number(TestInputVisitorData *data,
 
     v = visitor_input_test_init(data, "42.5");
     visit_type_AltEnumNum(v, NULL, &aen, &error_abort);
-    g_assert_cmpint(aen->type, ==, QTYPE_QFLOAT);
+    g_assert_cmpint(aen->type, ==, QTYPE_QNUM);
     g_assert_cmpfloat(aen->u.n, ==, 42.5);
     qapi_free_AltEnumNum(aen);
 
     v = visitor_input_test_init(data, "42.5");
     visit_type_AltNumEnum(v, NULL, &ans, &error_abort);
-    g_assert_cmpint(ans->type, ==, QTYPE_QFLOAT);
+    g_assert_cmpint(ans->type, ==, QTYPE_QNUM);
     g_assert_cmpfloat(ans->u.n, ==, 42.5);
     qapi_free_AltNumEnum(ans);
 
diff --git a/tests/test-qobject-output-visitor.c b/tests/test-qobject-output-visitor.c
index 4e8fdf1397..a16c8f663f 100644
--- a/tests/test-qobject-output-visitor.c
+++ b/tests/test-qobject-output-visitor.c
@@ -58,13 +58,15 @@ static void test_visitor_out_int(TestOutputVisitorData *data,
                                  const void *unused)
 {
     int64_t value = -42;
-    QInt *qint;
+    int64_t val;
+    QNum *qnum;
 
     visit_type_int(data->ov, NULL, &value, &error_abort);
 
-    qint = qobject_to_qint(visitor_get(data));
-    g_assert(qint);
-    g_assert_cmpint(qint_get_int(qint), ==, value);
+    qnum = qobject_to_qnum(visitor_get(data));
+    g_assert(qnum);
+    g_assert(qnum_get_try_int(qnum, &val));
+    g_assert_cmpint(val, ==, value);
 }
 
 static void test_visitor_out_bool(TestOutputVisitorData *data,
@@ -84,13 +86,13 @@ static void test_visitor_out_number(TestOutputVisitorData *data,
                                     const void *unused)
 {
     double value = 3.14;
-    QFloat *qfloat;
+    QNum *qnum;
 
     visit_type_number(data->ov, NULL, &value, &error_abort);
 
-    qfloat = qobject_to_qfloat(visitor_get(data));
-    g_assert(qfloat);
-    g_assert(qfloat_get_double(qfloat) == value);
+    qnum = qobject_to_qnum(visitor_get(data));
+    g_assert(qnum);
+    g_assert(qnum_get_double(qnum) == value);
 }
 
 static void test_visitor_out_string(TestOutputVisitorData *data,
@@ -329,16 +331,18 @@ static void test_visitor_out_any(TestOutputVisitorData *data,
                                  const void *unused)
 {
     QObject *qobj;
-    QInt *qint;
+    QNum *qnum;
     QBool *qbool;
     QString *qstring;
     QDict *qdict;
+    int64_t val;
 
-    qobj = QOBJECT(qint_from_int(-42));
+    qobj = QOBJECT(qnum_from_int(-42));
     visit_type_any(data->ov, NULL, &qobj, &error_abort);
-    qint = qobject_to_qint(visitor_get(data));
-    g_assert(qint);
-    g_assert_cmpint(qint_get_int(qint), ==, -42);
+    qnum = qobject_to_qnum(visitor_get(data));
+    g_assert(qnum);
+    g_assert(qnum_get_try_int(qnum, &val));
+    g_assert_cmpint(val, ==, -42);
     qobject_decref(qobj);
 
     visitor_reset(data);
@@ -351,9 +355,10 @@ static void test_visitor_out_any(TestOutputVisitorData *data,
     qobject_decref(qobj);
     qdict = qobject_to_qdict(visitor_get(data));
     g_assert(qdict);
-    qint = qobject_to_qint(qdict_get(qdict, "integer"));
-    g_assert(qint);
-    g_assert_cmpint(qint_get_int(qint), ==, -42);
+    qnum = qobject_to_qnum(qdict_get(qdict, "integer"));
+    g_assert(qnum);
+    g_assert(qnum_get_try_int(qnum, &val));
+    g_assert_cmpint(val, ==, -42);
     qbool = qobject_to_qbool(qdict_get(qdict, "boolean"));
     g_assert(qbool);
     g_assert(qbool_get_bool(qbool) == true);
@@ -388,18 +393,20 @@ static void test_visitor_out_alternate(TestOutputVisitorData *data,
                                        const void *unused)
 {
     UserDefAlternate *tmp;
-    QInt *qint;
+    QNum *qnum;
     QString *qstr;
     QDict *qdict;
+    int64_t val;
 
     tmp = g_new0(UserDefAlternate, 1);
-    tmp->type = QTYPE_QINT;
+    tmp->type = QTYPE_QNUM;
     tmp->u.i = 42;
 
     visit_type_UserDefAlternate(data->ov, NULL, &tmp, &error_abort);
-    qint = qobject_to_qint(visitor_get(data));
-    g_assert(qint);
-    g_assert_cmpint(qint_get_int(qint), ==, 42);
+    qnum = qobject_to_qnum(visitor_get(data));
+    g_assert(qnum);
+    g_assert(qnum_get_try_int(qnum, &val));
+    g_assert_cmpint(val, ==, 42);
 
     qapi_free_UserDefAlternate(tmp);
 
@@ -603,18 +610,22 @@ static void check_native_list(QObject *qobj,
     case USER_DEF_NATIVE_LIST_UNION_KIND_U16:
     case USER_DEF_NATIVE_LIST_UNION_KIND_U32:
     case USER_DEF_NATIVE_LIST_UNION_KIND_U64:
-        /* all integer elements in JSON arrays get stored into QInts when
-         * we convert to QObjects, so we can check them all in the same
-         * fashion, so simply fall through here
+        /*
+         * All integer elements in JSON arrays get stored into QNums
+         * when we convert to QObjects, so we can check them all in
+         * the same fashion, so simply fall through here.
          */
     case USER_DEF_NATIVE_LIST_UNION_KIND_INTEGER:
         for (i = 0; i < 32; i++) {
             QObject *tmp;
-            QInt *qvalue;
+            QNum *qvalue;
+            int64_t val;
+
             tmp = qlist_peek(qlist);
             g_assert(tmp);
-            qvalue = qobject_to_qint(tmp);
-            g_assert_cmpint(qint_get_int(qvalue), ==, i);
+            qvalue = qobject_to_qnum(tmp);
+            g_assert(qnum_get_try_int(qvalue, &val));
+            g_assert_cmpint(val, ==, i);
             qobject_decref(qlist_pop(qlist));
         }
         break;
@@ -645,15 +656,15 @@ static void check_native_list(QObject *qobj,
     case USER_DEF_NATIVE_LIST_UNION_KIND_NUMBER:
         for (i = 0; i < 32; i++) {
             QObject *tmp;
-            QFloat *qvalue;
+            QNum *qvalue;
             GString *double_expected = g_string_new("");
             GString *double_actual = g_string_new("");
 
             tmp = qlist_peek(qlist);
             g_assert(tmp);
-            qvalue = qobject_to_qfloat(tmp);
+            qvalue = qobject_to_qnum(tmp);
             g_string_printf(double_expected, "%.6f", (double)i / 3);
-            g_string_printf(double_actual, "%.6f", qfloat_get_double(qvalue));
+            g_string_printf(double_actual, "%.6f", qnum_get_double(qvalue));
             g_assert_cmpstr(double_actual->str, ==, double_expected->str);
 
             qobject_decref(qlist_pop(qlist));
diff --git a/tests/test-x86-cpuid-compat.c b/tests/test-x86-cpuid-compat.c
index 4166ce54b7..58a2dd9fe8 100644
--- a/tests/test-x86-cpuid-compat.c
+++ b/tests/test-x86-cpuid-compat.c
@@ -1,9 +1,8 @@
 #include "qemu/osdep.h"
 #include "qemu-common.h"
-#include "qapi/qmp/qlist.h"
-#include "qapi/qmp/qstring.h"
+#include "qapi/error.h"
 #include "qapi/qmp/qdict.h"
-#include "qapi/qmp/qint.h"
+#include "qapi/qmp/qnum.h"
 #include "qapi/qmp/qbool.h"
 #include "libqtest.h"
 
@@ -57,12 +56,14 @@ static void test_cpuid_prop(const void *data)
 {
     const CpuidTestArgs *args = data;
     char *path;
-    QInt *value;
+    QNum *value;
+    int64_t val;
 
     qtest_start(args->cmdline);
     path = get_cpu0_qom_path();
-    value = qobject_to_qint(qom_get(path, args->property));
-    g_assert_cmpint(qint_get_int(value), ==, args->expected_value);
+    value = qobject_to_qnum(qom_get(path, args->property));
+    g_assert(qnum_get_try_int(value, &val));
+    g_assert_cmpint(val, ==, args->expected_value);
     qtest_end();
 
     QDECREF(value);
@@ -109,12 +110,15 @@ static uint32_t get_feature_word(QList *features, uint32_t eax, uint32_t ecx,
         uint32_t reax = qdict_get_int(w, "cpuid-input-eax");
         bool has_ecx = qdict_haskey(w, "cpuid-input-ecx");
         uint32_t recx = 0;
+        int64_t val;
 
         if (has_ecx) {
             recx = qdict_get_int(w, "cpuid-input-ecx");
         }
         if (eax == reax && (!has_ecx || ecx == recx) && !strcmp(rreg, reg)) {
-            return qint_get_int(qobject_to_qint(qdict_get(w, "features")));
+            g_assert(qnum_get_try_int(qobject_to_qnum(qdict_get(w, "features")),
+                                  &val));
+            return val;
         }
     }
     return 0;