[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH v3 17/43] qdev: avoid type casts between signed and
From: |
Marc-André Lureau |
Subject: |
[Qemu-devel] [PATCH v3 17/43] qdev: avoid type casts between signed and unsigned |
Date: |
Wed, 7 Jun 2017 20:36:09 +0400 |
Modify the unsigned type for various properties to use QNUM_U64, to
avoid type casts.
There are a few empty lines added to improve code reading/style.
Signed-off-by: Marc-André Lureau <address@hidden>
---
include/hw/qdev-core.h | 1 +
include/hw/qdev-properties.h | 29 ++++++++++++++++++++---------
hw/core/qdev-properties.c | 23 ++++++++++++++---------
3 files changed, 35 insertions(+), 18 deletions(-)
diff --git a/include/hw/qdev-core.h b/include/hw/qdev-core.h
index 784971b8d8..9d7c1c0e9b 100644
--- a/include/hw/qdev-core.h
+++ b/include/hw/qdev-core.h
@@ -228,6 +228,7 @@ struct Property {
uint8_t bitnr;
union {
int64_t i;
+ uint64_t u;
} defval;
int arrayoffset;
PropertyInfo *arrayinfo;
diff --git a/include/hw/qdev-properties.h b/include/hw/qdev-properties.h
index 34524d0bfe..1e5c928f32 100644
--- a/include/hw/qdev-properties.h
+++ b/include/hw/qdev-properties.h
@@ -37,6 +37,7 @@ extern PropertyInfo qdev_prop_arraylen;
.offset = offsetof(_state, _field) \
+ type_check(_type, typeof_field(_state, _field)), \
}
+
#define DEFINE_PROP_SIGNED(_name, _state, _field, _defval, _prop, _type) { \
.name = (_name), \
.info = &(_prop), \
@@ -44,21 +45,31 @@ extern PropertyInfo qdev_prop_arraylen;
+ type_check(_type,typeof_field(_state, _field)), \
.defval.i = (_type)_defval, \
}
+
#define DEFINE_PROP_BIT(_name, _state, _field, _bit, _defval) { \
.name = (_name), \
.info = &(qdev_prop_bit), \
.bitnr = (_bit), \
.offset = offsetof(_state, _field) \
+ type_check(uint32_t,typeof_field(_state, _field)), \
- .defval.i = (bool)_defval, \
+ .defval.u = (bool)_defval, \
+ }
+
+#define DEFINE_PROP_UNSIGNED(_name, _state, _field, _defval, _prop, _type) { \
+ .name = (_name), \
+ .info = &(_prop), \
+ .offset = offsetof(_state, _field) \
+ + type_check(_type, typeof_field(_state, _field)), \
+ .defval.u = (_type)_defval, \
}
+
#define DEFINE_PROP_BIT64(_name, _state, _field, _bit, _defval) { \
.name = (_name), \
.info = &(qdev_prop_bit64), \
.bitnr = (_bit), \
.offset = offsetof(_state, _field) \
+ type_check(uint64_t, typeof_field(_state, _field)), \
- .defval.i = (bool)_defval, \
+ .defval.u = (bool)_defval, \
}
#define DEFINE_PROP_BOOL(_name, _state, _field, _defval) { \
@@ -66,7 +77,7 @@ extern PropertyInfo qdev_prop_arraylen;
.info = &(qdev_prop_bool), \
.offset = offsetof(_state, _field) \
+ type_check(bool, typeof_field(_state, _field)), \
- .defval.i = (bool)_defval, \
+ .defval.u = (bool)_defval, \
}
#define PROP_ARRAY_LEN_PREFIX "len-"
@@ -107,17 +118,17 @@ extern PropertyInfo qdev_prop_arraylen;
}
#define DEFINE_PROP_UINT8(_n, _s, _f, _d) \
- DEFINE_PROP_SIGNED(_n, _s, _f, _d, qdev_prop_uint8, uint8_t)
+ DEFINE_PROP_UNSIGNED(_n, _s, _f, _d, qdev_prop_uint8, uint8_t)
#define DEFINE_PROP_UINT16(_n, _s, _f, _d) \
- DEFINE_PROP_SIGNED(_n, _s, _f, _d, qdev_prop_uint16, uint16_t)
+ DEFINE_PROP_UNSIGNED(_n, _s, _f, _d, qdev_prop_uint16, uint16_t)
#define DEFINE_PROP_UINT32(_n, _s, _f, _d) \
- DEFINE_PROP_SIGNED(_n, _s, _f, _d, qdev_prop_uint32, uint32_t)
+ DEFINE_PROP_UNSIGNED(_n, _s, _f, _d, qdev_prop_uint32, uint32_t)
#define DEFINE_PROP_INT32(_n, _s, _f, _d) \
DEFINE_PROP_SIGNED(_n, _s, _f, _d, qdev_prop_int32, int32_t)
#define DEFINE_PROP_UINT64(_n, _s, _f, _d) \
- DEFINE_PROP_SIGNED(_n, _s, _f, _d, qdev_prop_uint64, uint64_t)
+ DEFINE_PROP_UNSIGNED(_n, _s, _f, _d, qdev_prop_uint64, uint64_t)
#define DEFINE_PROP_SIZE(_n, _s, _f, _d) \
- DEFINE_PROP_SIGNED(_n, _s, _f, _d, qdev_prop_size, uint64_t)
+ DEFINE_PROP_UNSIGNED(_n, _s, _f, _d, qdev_prop_size, uint64_t)
#define DEFINE_PROP_PCI_DEVFN(_n, _s, _f, _d) \
DEFINE_PROP_SIGNED(_n, _s, _f, _d, qdev_prop_pci_devfn, int32_t)
@@ -163,7 +174,7 @@ extern PropertyInfo qdev_prop_arraylen;
#define DEFINE_PROP_BIOS_CHS_TRANS(_n, _s, _f, _d) \
DEFINE_PROP_SIGNED(_n, _s, _f, _d, qdev_prop_bios_chs_trans, int)
#define DEFINE_PROP_BLOCKSIZE(_n, _s, _f) \
- DEFINE_PROP_SIGNED(_n, _s, _f, 0, qdev_prop_blocksize, uint16_t)
+ DEFINE_PROP_UNSIGNED(_n, _s, _f, 0, qdev_prop_blocksize, uint16_t)
#define DEFINE_PROP_PCI_HOST_DEVADDR(_n, _s, _f) \
DEFINE_PROP(_n, _s, _f, qdev_prop_pci_host_devaddr, PCIHostDeviceAddress)
diff --git a/hw/core/qdev-properties.c b/hw/core/qdev-properties.c
index f3f682c611..a8f09c13e2 100644
--- a/hw/core/qdev-properties.c
+++ b/hw/core/qdev-properties.c
@@ -71,7 +71,7 @@ static void set_enum(Object *obj, Visitor *v, const char
*name, void *opaque,
static void set_default_value_enum(Object *obj, const Property *prop)
{
- object_property_set_str(obj, prop->info->enum_table[prop->defval.i],
+ object_property_set_str(obj, prop->info->enum_table[prop->defval.u],
prop->name, &error_abort);
}
@@ -128,7 +128,7 @@ static void prop_set_bit(Object *obj, Visitor *v, const
char *name,
static void set_default_value_bool(Object *obj, const Property *prop)
{
- object_property_set_bool(obj, prop->defval.i, prop->name, &error_abort);
+ object_property_set_bool(obj, prop->defval.u, prop->name, &error_abort);
}
PropertyInfo qdev_prop_bit = {
@@ -264,11 +264,16 @@ static void set_default_value_int(Object *obj, const
Property *prop)
object_property_set_int(obj, prop->defval.i, prop->name, &error_abort);
}
+static void set_default_value_uint(Object *obj, const Property *prop)
+{
+ object_property_set_uint(obj, prop->defval.u, prop->name, &error_abort);
+}
+
PropertyInfo qdev_prop_uint8 = {
.name = "uint8",
.get = get_uint8,
.set = set_uint8,
- .set_default_value = set_default_value_int,
+ .set_default_value = set_default_value_uint,
};
/* --- 16bit integer --- */
@@ -302,7 +307,7 @@ PropertyInfo qdev_prop_uint16 = {
.name = "uint16",
.get = get_uint16,
.set = set_uint16,
- .set_default_value = set_default_value_int,
+ .set_default_value = set_default_value_uint,
};
/* --- 32bit integer --- */
@@ -361,7 +366,7 @@ PropertyInfo qdev_prop_uint32 = {
.name = "uint32",
.get = get_uint32,
.set = set_uint32,
- .set_default_value = set_default_value_int,
+ .set_default_value = set_default_value_uint,
};
PropertyInfo qdev_prop_int32 = {
@@ -402,7 +407,7 @@ PropertyInfo qdev_prop_uint64 = {
.name = "uint64",
.get = get_uint64,
.set = set_uint64,
- .set_default_value = set_default_value_int,
+ .set_default_value = set_default_value_uint,
};
/* --- string --- */
@@ -725,7 +730,7 @@ PropertyInfo qdev_prop_blocksize = {
.description = "A power of two between 512 and 32768",
.get = get_uint16,
.set = set_blocksize,
- .set_default_value = set_default_value_int,
+ .set_default_value = set_default_value_uint,
};
/* --- pci host address --- */
@@ -948,7 +953,7 @@ PropertyInfo qdev_prop_arraylen = {
.name = "uint32",
.get = get_uint32,
.set = set_prop_arraylen,
- .set_default_value = set_default_value_int,
+ .set_default_value = set_default_value_uint,
};
/* --- public helpers --- */
@@ -1185,5 +1190,5 @@ PropertyInfo qdev_prop_size = {
.name = "size",
.get = get_size,
.set = set_size,
- .set_default_value = set_default_value_int,
+ .set_default_value = set_default_value_uint,
};
--
2.13.0.91.g00982b8dd
- [Qemu-devel] [PATCH v3 11/43] qapi: update the qobject visitor to use QNUM_U64, (continued)
- [Qemu-devel] [PATCH v3 11/43] qapi: update the qobject visitor to use QNUM_U64, Marc-André Lureau, 2017/06/07
- [Qemu-devel] [PATCH v3 12/43] object: add uint property setter/getter, Marc-André Lureau, 2017/06/07
- [Qemu-devel] [PATCH v3 13/43] q35: fix get_mmcfg_size to use uint64 visitor, Marc-André Lureau, 2017/06/07
- [Qemu-devel] [PATCH v3 14/43] object: use more specific property type names, Marc-André Lureau, 2017/06/07
- [Qemu-devel] [PATCH v3 15/43] qdev: rename DEFINE_PROP_DEFAULT() to DEFINE_PROP_SIGNED(), Marc-André Lureau, 2017/06/07
- [Qemu-devel] [PATCH v3 16/43] qdev: wrap default property value in an union, Marc-André Lureau, 2017/06/07
- [Qemu-devel] [PATCH v3 17/43] qdev: avoid type casts between signed and unsigned,
Marc-André Lureau <=
[Qemu-devel] [PATCH v3 18/43] apic-common: make "id" property a uint32, Marc-André Lureau, 2017/06/07
[Qemu-devel] [PATCH v3 19/43] qdev: use appropriate getter/setters type, Marc-André Lureau, 2017/06/07
[Qemu-devel] [PATCH v3 20/43] isa: use get_uint() for "io-base", Marc-André Lureau, 2017/06/07
[Qemu-devel] [PATCH v3 21/43] pc-dimm: use get_uint() for dimm properties, Marc-André Lureau, 2017/06/07
[Qemu-devel] [PATCH v3 22/43] pc-dimm: make "size" property uint64, Marc-André Lureau, 2017/06/07
[Qemu-devel] [PATCH v3 23/43] pcihp: use get_uint() for "bsel" property, Marc-André Lureau, 2017/06/07