#
import argparse
-import functools
+import math
import os
-import xml.etree.cElementTree as et
+import xml.etree.ElementTree as et
from collections import OrderedDict, namedtuple
from mako.template import Template
-from anv_extensions import *
+from anv_extensions import VkVersion, MAX_API_VERSION, EXTENSIONS
# We generate a static hash table for entry point lookup
# (vkGetProcAddress). We use a linear congruential generator for our hash
'gen9',
'gen10',
'gen11',
+ 'gen12',
]
TEMPLATE_H = Template("""\
/* This file generated from ${filename}, don't edit directly. */
-struct anv_dispatch_table {
+struct anv_instance_dispatch_table {
union {
- void *entrypoints[${len(entrypoints)}];
+ void *entrypoints[${len(instance_entrypoints)}];
struct {
- % for e in entrypoints:
+ % for e in instance_entrypoints:
% if e.guard is not None:
#ifdef ${e.guard}
PFN_${e.name} ${e.name};
};
};
+struct anv_physical_device_dispatch_table {
+ union {
+ void *entrypoints[${len(physical_device_entrypoints)}];
+ struct {
+ % for e in physical_device_entrypoints:
+ % if e.guard is not None:
+#ifdef ${e.guard}
+ PFN_${e.name} ${e.name};
+#else
+ void *${e.name};
+# endif
+ % else:
+ PFN_${e.name} ${e.name};
+ % endif
+ % endfor
+ };
+ };
+};
+
+struct anv_device_dispatch_table {
+ union {
+ void *entrypoints[${len(device_entrypoints)}];
+ struct {
+ % for e in device_entrypoints:
+ % if e.guard is not None:
+#ifdef ${e.guard}
+ PFN_${e.name} ${e.name};
+#else
+ void *${e.name};
+# endif
+ % else:
+ PFN_${e.name} ${e.name};
+ % endif
+ % endfor
+ };
+ };
+};
+
+extern const struct anv_instance_dispatch_table anv_instance_dispatch_table;
+%for layer in LAYERS:
+extern const struct anv_physical_device_dispatch_table ${layer}_physical_device_dispatch_table;
+%endfor
%for layer in LAYERS:
-extern const struct anv_dispatch_table ${layer}_dispatch_table;
+extern const struct anv_device_dispatch_table ${layer}_device_dispatch_table;
%endfor
-extern const struct anv_dispatch_table anv_tramp_dispatch_table;
-% for e in entrypoints:
+% for e in instance_entrypoints:
+ % if e.alias and e.alias.enabled:
+ <% continue %>
+ % endif
+ % if e.guard is not None:
+#ifdef ${e.guard}
+ % endif
+ ${e.return_type} ${e.prefixed_name('anv')}(${e.decl_params()});
+ % if e.guard is not None:
+#endif // ${e.guard}
+ % endif
+% endfor
+
+% for e in physical_device_entrypoints:
+ % if e.alias:
+ <% continue %>
+ % endif
+ % if e.guard is not None:
+#ifdef ${e.guard}
+ % endif
+ % for layer in LAYERS:
+ ${e.return_type} ${e.prefixed_name(layer)}(${e.decl_params()});
+ % endfor
+ % if e.guard is not None:
+#endif // ${e.guard}
+ % endif
+% endfor
+
+% for e in device_entrypoints:
+ % if e.alias and e.alias.enabled:
+ <% continue %>
+ % endif
% if e.guard is not None:
#ifdef ${e.guard}
% endif
#include "anv_private.h"
-struct anv_entrypoint {
+#include "util/macros.h"
+
+struct string_map_entry {
uint32_t name;
uint32_t hash;
+ uint32_t num;
};
/* We use a big string constant to avoid lots of reloctions from the entry
* store the index into this big string.
*/
-static const char strings[] =
-% for e in entrypoints:
- "${e.name}\\0"
+<%def name="strmap(strmap, prefix)">
+static const char ${prefix}_strings[] =
+% for s in strmap.sorted_strings:
+ "${s.string}\\0"
% endfor
;
-static const struct anv_entrypoint entrypoints[] = {
-% for e in entrypoints:
- [${e.num}] = { ${offsets[e.num]}, ${'{:0=#8x}'.format(e.get_c_hash())} }, /* ${e.name} */
+static const struct string_map_entry ${prefix}_string_map_entries[] = {
+% for s in strmap.sorted_strings:
+ { ${s.offset}, ${'{:0=#8x}'.format(s.hash)}, ${s.num} }, /* ${s.string} */
% endfor
};
+/* Hash table stats:
+ * size ${len(strmap.sorted_strings)} entries
+ * collisions entries:
+% for i in range(10):
+ * ${i}${'+' if i == 9 else ' '} ${strmap.collisions[i]}
+% endfor
+ */
+
+#define none 0xffff
+static const uint16_t ${prefix}_string_map[${strmap.hash_size}] = {
+% for e in strmap.mapping:
+ ${ '{:0=#6x}'.format(e) if e >= 0 else 'none' },
+% endfor
+};
+
+static int
+${prefix}_string_map_lookup(const char *str)
+{
+ static const uint32_t prime_factor = ${strmap.prime_factor};
+ static const uint32_t prime_step = ${strmap.prime_step};
+ const struct string_map_entry *e;
+ uint32_t hash, h;
+ uint16_t i;
+ const char *p;
+
+ hash = 0;
+ for (p = str; *p; p++)
+ hash = hash * prime_factor + *p;
+
+ h = hash;
+ while (1) {
+ i = ${prefix}_string_map[h & ${strmap.hash_mask}];
+ if (i == none)
+ return -1;
+ e = &${prefix}_string_map_entries[i];
+ if (e->hash == hash && strcmp(str, ${prefix}_strings + e->name) == 0)
+ return e->num;
+ h += prime_step;
+ }
+
+ return -1;
+}
+
+static const char *
+${prefix}_entry_name(int num)
+{
+ for (int i = 0; i < ARRAY_SIZE(${prefix}_string_map_entries); i++) {
+ if (${prefix}_string_map_entries[i].num == num)
+ return &${prefix}_strings[${prefix}_string_map_entries[i].name];
+ }
+ return NULL;
+}
+</%def>
+
+${strmap(instance_strmap, 'instance')}
+${strmap(physical_device_strmap, 'physical_device')}
+${strmap(device_strmap, 'device')}
+
/* Weak aliases for all potential implementations. These will resolve to
* NULL if they're not defined, which lets the resolve_entrypoint() function
* either pick the correct entry point.
*/
-% for layer in LAYERS:
- % for e in entrypoints:
- % if e.guard is not None:
+% for e in instance_entrypoints:
+ % if e.alias and e.alias.enabled:
+ <% continue %>
+ % endif
+ % if e.guard is not None:
#ifdef ${e.guard}
- % endif
- ${e.return_type} ${e.prefixed_name(layer)}(${e.decl_params()}) __attribute__ ((weak));
- % if e.guard is not None:
+ % endif
+ ${e.return_type} ${e.prefixed_name('anv')}(${e.decl_params()}) __attribute__ ((weak));
+ % if e.guard is not None:
#endif // ${e.guard}
- % endif
- % endfor
+ % endif
+% endfor
- const struct anv_dispatch_table ${layer}_dispatch_table = {
- % for e in entrypoints:
- % if e.guard is not None:
+const struct anv_instance_dispatch_table anv_instance_dispatch_table = {
+% for e in instance_entrypoints:
+ % if e.guard is not None:
#ifdef ${e.guard}
- % endif
- .${e.name} = ${e.prefixed_name(layer)},
- % if e.guard is not None:
+ % endif
+ .${e.name} = ${e.prefixed_name('anv')},
+ % if e.guard is not None:
#endif // ${e.guard}
- % endif
- % endfor
- };
+ % endif
% endfor
+};
-
-/** Trampoline entrypoints for all device functions */
-
-% for e in entrypoints:
- % if e.params[0].type not in ('VkDevice', 'VkCommandBuffer'):
+% for e in physical_device_entrypoints:
+ % if e.alias and e.alias.enabled:
<% continue %>
% endif
% if e.guard is not None:
#ifdef ${e.guard}
% endif
- static ${e.return_type}
- ${e.prefixed_name('anv_tramp')}(${e.decl_params()})
- {
- % if e.params[0].type == 'VkDevice':
- ANV_FROM_HANDLE(anv_device, anv_device, ${e.params[0].name});
- return anv_device->dispatch.${e.name}(${e.call_params()});
- % else:
- ANV_FROM_HANDLE(anv_cmd_buffer, anv_cmd_buffer, ${e.params[0].name});
- return anv_cmd_buffer->device->dispatch.${e.name}(${e.call_params()});
- % endif
- }
+ ${e.return_type} ${e.prefixed_name('anv')}(${e.decl_params()}) __attribute__ ((weak));
% if e.guard is not None:
#endif // ${e.guard}
% endif
% endfor
-const struct anv_dispatch_table anv_tramp_dispatch_table = {
-% for e in entrypoints:
- % if e.params[0].type not in ('VkDevice', 'VkCommandBuffer'):
- <% continue %>
- % endif
+const struct anv_physical_device_dispatch_table anv_physical_device_dispatch_table = {
+% for e in physical_device_entrypoints:
% if e.guard is not None:
#ifdef ${e.guard}
% endif
- .${e.name} = ${e.prefixed_name('anv_tramp')},
+ .${e.name} = ${e.prefixed_name('anv')},
% if e.guard is not None:
#endif // ${e.guard}
% endif
};
+% for layer in LAYERS:
+ % for e in device_entrypoints:
+ % if e.alias and e.alias.enabled:
+ <% continue %>
+ % endif
+ % if e.guard is not None:
+#ifdef ${e.guard}
+ % endif
+ % if layer == 'anv':
+ ${e.return_type} __attribute__ ((weak))
+ ${e.prefixed_name('anv')}(${e.decl_params()})
+ {
+ % if e.params[0].type == 'VkDevice':
+ ANV_FROM_HANDLE(anv_device, anv_device, ${e.params[0].name});
+ return anv_device->dispatch.${e.name}(${e.call_params()});
+ % elif e.params[0].type == 'VkCommandBuffer':
+ ANV_FROM_HANDLE(anv_cmd_buffer, anv_cmd_buffer, ${e.params[0].name});
+ return anv_cmd_buffer->device->dispatch.${e.name}(${e.call_params()});
+ % elif e.params[0].type == 'VkQueue':
+ ANV_FROM_HANDLE(anv_queue, anv_queue, ${e.params[0].name});
+ return anv_queue->device->dispatch.${e.name}(${e.call_params()});
+ % else:
+ assert(!"Unhandled device child trampoline case: ${e.params[0].type}");
+ % endif
+ }
+ % else:
+ ${e.return_type} ${e.prefixed_name(layer)}(${e.decl_params()}) __attribute__ ((weak));
+ % endif
+ % if e.guard is not None:
+#endif // ${e.guard}
+ % endif
+ % endfor
+
+ const struct anv_device_dispatch_table ${layer}_device_dispatch_table = {
+ % for e in device_entrypoints:
+ % if e.guard is not None:
+#ifdef ${e.guard}
+ % endif
+ .${e.name} = ${e.prefixed_name(layer)},
+ % if e.guard is not None:
+#endif // ${e.guard}
+ % endif
+ % endfor
+ };
+% endfor
+
+
/** Return true if the core version or extension in which the given entrypoint
* is defined is enabled.
*
* If device is NULL, all device extensions are considered enabled.
*/
bool
-anv_entrypoint_is_enabled(int index, uint32_t core_version,
- const struct anv_instance_extension_table *instance,
- const struct anv_device_extension_table *device)
+anv_instance_entrypoint_is_enabled(int index, uint32_t core_version,
+ const struct anv_instance_extension_table *instance)
{
switch (index) {
-% for e in entrypoints:
+% for e in instance_entrypoints:
case ${e.num}:
+ /* ${e.name} */
% if e.core_version:
return ${e.core_version.c_vk_version()} <= core_version;
- % elif e.extension:
- % if e.extension.type == 'instance':
- return instance->${e.extension.name[3:]};
- % else:
- return !device || device->${e.extension.name[3:]};
- % endif
+ % elif e.extensions:
+ % for ext in e.extensions:
+ % if ext.type == 'instance':
+ if (instance->${ext.name[3:]}) return true;
+ % else:
+ /* All device extensions are considered enabled at the instance level */
+ return true;
+ % endif
+ % endfor
+ return false;
% else:
return true;
% endif
}
}
-static void * __attribute__ ((noinline))
-anv_resolve_entrypoint(const struct gen_device_info *devinfo, uint32_t index)
+/** Return true if the core version or extension in which the given entrypoint
+ * is defined is enabled.
+ *
+ * If device is NULL, all device extensions are considered enabled.
+ */
+bool
+anv_physical_device_entrypoint_is_enabled(int index, uint32_t core_version,
+ const struct anv_instance_extension_table *instance)
+{
+ switch (index) {
+% for e in physical_device_entrypoints:
+ case ${e.num}:
+ /* ${e.name} */
+ % if e.core_version:
+ return ${e.core_version.c_vk_version()} <= core_version;
+ % elif e.extensions:
+ % for ext in e.extensions:
+ % if ext.type == 'instance':
+ if (instance->${ext.name[3:]}) return true;
+ % else:
+ /* All device extensions are considered enabled at the instance level */
+ return true;
+ % endif
+ % endfor
+ return false;
+ % else:
+ return true;
+ % endif
+% endfor
+ default:
+ return false;
+ }
+}
+
+/** Return true if the core version or extension in which the given entrypoint
+ * is defined is enabled.
+ *
+ * If device is NULL, all device extensions are considered enabled.
+ */
+bool
+anv_device_entrypoint_is_enabled(int index, uint32_t core_version,
+ const struct anv_instance_extension_table *instance,
+ const struct anv_device_extension_table *device)
{
- if (devinfo == NULL) {
- return anv_dispatch_table.entrypoints[index];
+ switch (index) {
+% for e in device_entrypoints:
+ case ${e.num}:
+ /* ${e.name} */
+ % if e.core_version:
+ return ${e.core_version.c_vk_version()} <= core_version;
+ % elif e.extensions:
+ % for ext in e.extensions:
+ % if ext.type == 'instance':
+ <% assert False %>
+ % else:
+ if (!device || device->${ext.name[3:]}) return true;
+ % endif
+ % endfor
+ return false;
+ % else:
+ return true;
+ % endif
+% endfor
+ default:
+ return false;
}
+}
- const struct anv_dispatch_table *genX_table;
+int
+anv_get_instance_entrypoint_index(const char *name)
+{
+ return instance_string_map_lookup(name);
+}
+
+int
+anv_get_physical_device_entrypoint_index(const char *name)
+{
+ return physical_device_string_map_lookup(name);
+}
+
+int
+anv_get_device_entrypoint_index(const char *name)
+{
+ return device_string_map_lookup(name);
+}
+
+const char *
+anv_get_instance_entry_name(int index)
+{
+ return instance_entry_name(index);
+}
+
+const char *
+anv_get_physical_device_entry_name(int index)
+{
+ return physical_device_entry_name(index);
+}
+
+const char *
+anv_get_device_entry_name(int index)
+{
+ return device_entry_name(index);
+}
+
+void * __attribute__ ((noinline))
+anv_resolve_device_entrypoint(const struct gen_device_info *devinfo, uint32_t index)
+{
+ const struct anv_device_dispatch_table *genX_table;
switch (devinfo->gen) {
+ case 12:
+ genX_table = &gen12_device_dispatch_table;
+ break;
case 11:
- genX_table = &gen11_dispatch_table;
+ genX_table = &gen11_device_dispatch_table;
break;
case 10:
- genX_table = &gen10_dispatch_table;
+ genX_table = &gen10_device_dispatch_table;
break;
case 9:
- genX_table = &gen9_dispatch_table;
+ genX_table = &gen9_device_dispatch_table;
break;
case 8:
- genX_table = &gen8_dispatch_table;
+ genX_table = &gen8_device_dispatch_table;
break;
case 7:
if (devinfo->is_haswell)
- genX_table = &gen75_dispatch_table;
+ genX_table = &gen75_device_dispatch_table;
else
- genX_table = &gen7_dispatch_table;
+ genX_table = &gen7_device_dispatch_table;
break;
default:
unreachable("unsupported gen\\n");
if (genX_table->entrypoints[index])
return genX_table->entrypoints[index];
else
- return anv_dispatch_table.entrypoints[index];
-}
-
-/* Hash table stats:
- * size ${hash_size} entries
- * collisions entries:
-% for i in xrange(10):
- * ${i}${'+' if i == 9 else ''} ${collisions[i]}
-% endfor
- */
-
-#define none ${'{:#x}'.format(none)}
-static const uint16_t map[] = {
-% for i in xrange(0, hash_size, 8):
- % for j in xrange(i, i + 8):
- ## This is 6 because the 0x is counted in the length
- % if mapping[j] & 0xffff == 0xffff:
- none,
- % else:
- ${'{:0=#6x}'.format(mapping[j] & 0xffff)},
- % endif
- % endfor
-% endfor
-};
-
-int
-anv_get_entrypoint_index(const char *name)
-{
- static const uint32_t prime_factor = ${prime_factor};
- static const uint32_t prime_step = ${prime_step};
- const struct anv_entrypoint *e;
- uint32_t hash, h, i;
- const char *p;
-
- hash = 0;
- for (p = name; *p; p++)
- hash = hash * prime_factor + *p;
-
- h = hash;
- do {
- i = map[h & ${hash_mask}];
- if (i == none)
- return -1;
- e = &entrypoints[i];
- h += prime_step;
- } while (e->hash != hash);
-
- if (strcmp(name, strings + e->name) != 0)
- return -1;
-
- return i;
+ return anv_device_dispatch_table.entrypoints[index];
}
void *
anv_lookup_entrypoint(const struct gen_device_info *devinfo, const char *name)
{
- int idx = anv_get_entrypoint_index(name);
- if (idx < 0)
- return NULL;
- return anv_resolve_entrypoint(devinfo, idx);
+ int idx = anv_get_instance_entrypoint_index(name);
+ if (idx >= 0)
+ return anv_instance_dispatch_table.entrypoints[idx];
+
+ idx = anv_get_physical_device_entrypoint_index(name);
+ if (idx >= 0)
+ return anv_physical_device_dispatch_table.entrypoints[idx];
+
+ idx = anv_get_device_entrypoint_index(name);
+ if (idx >= 0)
+ return anv_resolve_device_entrypoint(devinfo, idx);
+
+ return NULL;
}""", output_encoding='utf-8')
-NONE = 0xffff
-HASH_SIZE = 256
U32_MASK = 2**32 - 1
-HASH_MASK = HASH_SIZE - 1
PRIME_FACTOR = 5024183
PRIME_STEP = 19
-
-def cal_hash(name):
- """Calculate the same hash value that Mesa will calculate in C."""
- return functools.reduce(
- lambda h, c: (h * PRIME_FACTOR + ord(c)) & U32_MASK, name, 0)
+class StringIntMapEntry(object):
+ def __init__(self, string, num):
+ self.string = string
+ self.num = num
+
+ # Calculate the same hash value that we will calculate in C.
+ h = 0
+ for c in string:
+ h = ((h * PRIME_FACTOR) + ord(c)) & U32_MASK
+ self.hash = h
+
+ self.offset = None
+
+def round_to_pow2(x):
+ return 2**int(math.ceil(math.log(x, 2)))
+
+class StringIntMap(object):
+ def __init__(self):
+ self.baked = False
+ self.strings = dict()
+
+ def add_string(self, string, num):
+ assert not self.baked
+ assert string not in self.strings
+ assert 0 <= num < 2**31
+ self.strings[string] = StringIntMapEntry(string, num)
+
+ def bake(self):
+ self.sorted_strings = \
+ sorted(self.strings.values(), key=lambda x: x.string)
+ offset = 0
+ for entry in self.sorted_strings:
+ entry.offset = offset
+ offset += len(entry.string) + 1
+
+ # Save off some values that we'll need in C
+ self.hash_size = round_to_pow2(len(self.strings) * 1.25)
+ self.hash_mask = self.hash_size - 1
+ self.prime_factor = PRIME_FACTOR
+ self.prime_step = PRIME_STEP
+
+ self.mapping = [-1] * self.hash_size
+ self.collisions = [0] * 10
+ for idx, s in enumerate(self.sorted_strings):
+ level = 0
+ h = s.hash
+ while self.mapping[h & self.hash_mask] >= 0:
+ h = h + PRIME_STEP
+ level = level + 1
+ self.collisions[min(level, 9)] += 1
+ self.mapping[h & self.hash_mask] = idx
EntrypointParam = namedtuple('EntrypointParam', 'type name decl')
-class Entrypoint(object):
- def __init__(self, name, return_type, params, guard = None):
+class EntrypointBase(object):
+ def __init__(self, name):
self.name = name
- self.return_type = return_type
- self.params = params
- self.guard = guard
+ self.alias = None
+ self.guard = None
self.enabled = False
self.num = None
# Extensions which require this entrypoint
self.core_version = None
- self.extension = None
+ self.extensions = []
def prefixed_name(self, prefix):
assert self.name.startswith('vk')
return prefix + '_' + self.name[2:]
+class Entrypoint(EntrypointBase):
+ def __init__(self, name, return_type, params, guard=None):
+ super(Entrypoint, self).__init__(name)
+ self.return_type = return_type
+ self.params = params
+ self.guard = guard
+
+ def is_physical_device_entrypoint(self):
+ return self.params[0].type in ('VkPhysicalDevice', )
+
+ def is_device_entrypoint(self):
+ return self.params[0].type in ('VkDevice', 'VkCommandBuffer', 'VkQueue')
+
def decl_params(self):
return ', '.join(p.decl for p in self.params)
def call_params(self):
return ', '.join(p.name for p in self.params)
- def get_c_hash(self):
- return cal_hash(self.name)
+class EntrypointAlias(EntrypointBase):
+ def __init__(self, name, entrypoint):
+ super(EntrypointAlias, self).__init__(name)
+ self.alias = entrypoint
+
+ def is_physical_device_entrypoint(self):
+ return self.alias.is_physical_device_entrypoint()
+
+ def is_device_entrypoint(self):
+ return self.alias.is_device_entrypoint()
+
+ def prefixed_name(self, prefix):
+ if self.alias.enabled:
+ return self.alias.prefixed_name(prefix)
+ return super(EntrypointAlias, self).prefixed_name(prefix)
+
+ @property
+ def params(self):
+ return self.alias.params
+
+ @property
+ def return_type(self):
+ return self.alias.return_type
-def get_entrypoints(doc, entrypoints_to_defines, start_index):
+ def decl_params(self):
+ return self.alias.decl_params()
+
+ def call_params(self):
+ return self.alias.call_params()
+
+def get_entrypoints(doc, entrypoints_to_defines):
"""Extract the entry points from the registry."""
entrypoints = OrderedDict()
for command in doc.findall('./commands/command'):
- ret_type = command.find('./proto/type').text
- fullname = command.find('./proto/name').text
- params = [EntrypointParam(
- type = p.find('./type').text,
- name = p.find('./name').text,
- decl = ''.join(p.itertext())
- ) for p in command.findall('./param')]
- guard = entrypoints_to_defines.get(fullname)
- # They really need to be unique
- assert fullname not in entrypoints
- entrypoints[fullname] = Entrypoint(fullname, ret_type, params, guard)
-
- enabled_commands = set()
+ if 'alias' in command.attrib:
+ alias = command.attrib['name']
+ target = command.attrib['alias']
+ entrypoints[alias] = EntrypointAlias(alias, entrypoints[target])
+ else:
+ name = command.find('./proto/name').text
+ ret_type = command.find('./proto/type').text
+ params = [EntrypointParam(
+ type=p.find('./type').text,
+ name=p.find('./name').text,
+ decl=''.join(p.itertext())
+ ) for p in command.findall('./param')]
+ guard = entrypoints_to_defines.get(name)
+ # They really need to be unique
+ assert name not in entrypoints
+ entrypoints[name] = Entrypoint(name, ret_type, params, guard)
+
for feature in doc.findall('./feature'):
assert feature.attrib['api'] == 'vulkan'
version = VkVersion(feature.attrib['number'])
if ext_name not in supported_exts:
continue
- if extension.attrib['supported'] != 'vulkan':
- continue
-
ext = supported_exts[ext_name]
ext.type = extension.attrib['type']
e = entrypoints[command.attrib['name']]
e.enabled = True
assert e.core_version is None
- assert e.extension is None
- e.extension = ext
+ e.extensions.append(ext)
- return [e for e in entrypoints.itervalues() if e.enabled]
+ return [e for e in entrypoints.values() if e.enabled]
def get_entrypoints_defines(doc):
"""Maps entry points to extension defines."""
entrypoints_to_defines = {}
- for extension in doc.findall('./extensions/extension[@protect]'):
- define = extension.attrib['protect']
+ platform_define = {}
+ for platform in doc.findall('./platforms/platform'):
+ name = platform.attrib['name']
+ define = platform.attrib['protect']
+ platform_define[name] = define
+
+ for extension in doc.findall('./extensions/extension[@platform]'):
+ platform = extension.attrib['platform']
+ define = platform_define[platform]
for entrypoint in extension.findall('./require/command'):
fullname = entrypoint.attrib['name']
return entrypoints_to_defines
-def gen_code(entrypoints):
- """Generate the C code."""
- i = 0
- offsets = []
- for e in entrypoints:
- offsets.append(i)
- i += len(e.name) + 1
-
- mapping = [NONE] * HASH_SIZE
- collisions = [0] * 10
- for e in entrypoints:
- level = 0
- h = e.get_c_hash()
- while mapping[h & HASH_MASK] != NONE:
- h = h + PRIME_STEP
- level = level + 1
- if level > 9:
- collisions[9] += 1
- else:
- collisions[level] += 1
- mapping[h & HASH_MASK] = e.num
-
- return TEMPLATE_C.render(entrypoints=entrypoints,
- LAYERS=LAYERS,
- offsets=offsets,
- collisions=collisions,
- mapping=mapping,
- hash_mask=HASH_MASK,
- prime_step=PRIME_STEP,
- prime_factor=PRIME_FACTOR,
- none=NONE,
- hash_size=HASH_SIZE,
- filename=os.path.basename(__file__))
-
-
def main():
parser = argparse.ArgumentParser()
parser.add_argument('--outdir', help='Where to write the files.',
for filename in args.xml_files:
doc = et.parse(filename)
- entrypoints += get_entrypoints(doc, get_entrypoints_defines(doc),
- start_index=len(entrypoints))
+ entrypoints += get_entrypoints(doc, get_entrypoints_defines(doc))
# Manually add CreateDmaBufImageINTEL for which we don't have an extension
# defined.
EntrypointParam('VkImage', 'pImage', 'VkImage* pImage')
]))
- for num, e in enumerate(entrypoints):
+ device_entrypoints = []
+ physical_device_entrypoints = []
+ instance_entrypoints = []
+ for e in entrypoints:
+ if e.is_device_entrypoint():
+ device_entrypoints.append(e)
+ elif e.is_physical_device_entrypoint():
+ physical_device_entrypoints.append(e)
+ else:
+ instance_entrypoints.append(e)
+
+ device_strmap = StringIntMap()
+ for num, e in enumerate(device_entrypoints):
+ device_strmap.add_string(e.name, num)
+ e.num = num
+ device_strmap.bake()
+
+ physical_device_strmap = StringIntMap()
+ for num, e in enumerate(physical_device_entrypoints):
+ physical_device_strmap.add_string(e.name, num)
e.num = num
+ physical_device_strmap.bake()
+
+ instance_strmap = StringIntMap()
+ for num, e in enumerate(instance_entrypoints):
+ instance_strmap.add_string(e.name, num)
+ e.num = num
+ instance_strmap.bake()
# For outputting entrypoints.h we generate a anv_EntryPoint() prototype
# per entry point.
try:
with open(os.path.join(args.outdir, 'anv_entrypoints.h'), 'wb') as f:
- f.write(TEMPLATE_H.render(entrypoints=entrypoints,
+ f.write(TEMPLATE_H.render(instance_entrypoints=instance_entrypoints,
+ physical_device_entrypoints=physical_device_entrypoints,
+ device_entrypoints=device_entrypoints,
LAYERS=LAYERS,
filename=os.path.basename(__file__)))
with open(os.path.join(args.outdir, 'anv_entrypoints.c'), 'wb') as f:
- f.write(gen_code(entrypoints))
+ f.write(TEMPLATE_C.render(instance_entrypoints=instance_entrypoints,
+ physical_device_entrypoints=physical_device_entrypoints,
+ device_entrypoints=device_entrypoints,
+ LAYERS=LAYERS,
+ instance_strmap=instance_strmap,
+ physical_device_strmap=physical_device_strmap,
+ device_strmap=device_strmap,
+ filename=os.path.basename(__file__)))
except Exception:
- # In the even there's an error this imports some helpers from mako
+ # In the event there's an error, this imports some helpers from mako
# to print a useful stack trace and prints it, then exits with
# status 1, if python is run with debug; otherwise it just raises
# the exception