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#!/usr/bin/env python
'''
Generates dumper for the SVGA 3D command stream using pygccxml.
Jose Fonseca <jfonseca@vmware.com>
'''
copyright = '''
/**********************************************************
* Copyright 2009 VMware, Inc. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
**********************************************************/
'''
import os
import sys
from pygccxml import parser
from pygccxml import declarations
from pygccxml.declarations import algorithm
from pygccxml.declarations import decl_visitor
from pygccxml.declarations import type_traits
from pygccxml.declarations import type_visitor
enums = True
class decl_dumper_t(decl_visitor.decl_visitor_t):
def __init__(self, instance = '', decl = None):
decl_visitor.decl_visitor_t.__init__(self)
self._instance = instance
self.decl = decl
def clone(self):
return decl_dumper_t(self._instance, self.decl)
def visit_class(self):
class_ = self.decl
assert self.decl.class_type in ('struct', 'union')
for variable in class_.variables():
if variable.name != '':
#print 'variable = %r' % variable.name
dump_type(self._instance + '.' + variable.name, variable.type)
def visit_enumeration(self):
if enums:
print ' switch(%s) {' % ("(*cmd)" + self._instance,)
for name, value in self.decl.values:
print ' case %s:' % (name,)
print ' debug_printf("\\t\\t%s = %s\\n");' % (self._instance, name)
print ' break;'
print ' default:'
print ' debug_printf("\\t\\t%s = %%i\\n", %s);' % (self._instance, "(*cmd)" + self._instance)
print ' break;'
print ' }'
else:
print ' debug_printf("\\t\\t%s = %%i\\n", %s);' % (self._instance, "(*cmd)" + self._instance)
def dump_decl(instance, decl):
dumper = decl_dumper_t(instance, decl)
algorithm.apply_visitor(dumper, decl)
class type_dumper_t(type_visitor.type_visitor_t):
def __init__(self, instance, type_):
type_visitor.type_visitor_t.__init__(self)
self.instance = instance
self.type = type_
def clone(self):
return type_dumper_t(self.instance, self.type)
def visit_char(self):
self.print_instance('%i')
def visit_unsigned_char(self):
self.print_instance('%u')
def visit_signed_char(self):
self.print_instance('%i')
def visit_wchar(self):
self.print_instance('%i')
def visit_short_int(self):
self.print_instance('%i')
def visit_short_unsigned_int(self):
self.print_instance('%u')
def visit_bool(self):
self.print_instance('%i')
def visit_int(self):
self.print_instance('%i')
def visit_unsigned_int(self):
self.print_instance('%u')
def visit_long_int(self):
self.print_instance('%li')
def visit_long_unsigned_int(self):
self.print_instance('%lu')
def visit_long_long_int(self):
self.print_instance('%lli')
def visit_long_long_unsigned_int(self):
self.print_instance('%llu')
def visit_float(self):
self.print_instance('%f')
def visit_double(self):
self.print_instance('%f')
def visit_array(self):
for i in range(type_traits.array_size(self.type)):
dump_type(self.instance + '[%i]' % i, type_traits.base_type(self.type))
def visit_pointer(self):
self.print_instance('%p')
def visit_declarated(self):
#print 'decl = %r' % self.type.decl_string
decl = type_traits.remove_declarated(self.type)
dump_decl(self.instance, decl)
def print_instance(self, format):
print ' debug_printf("\\t\\t%s = %s\\n", %s);' % (self.instance, format, "(*cmd)" + self.instance)
def dump_type(instance, type_):
type_ = type_traits.remove_alias(type_)
visitor = type_dumper_t(instance, type_)
algorithm.apply_visitor(visitor, type_)
def dump_struct(decls, class_):
print 'static void'
print 'dump_%s(const %s *cmd)' % (class_.name, class_.name)
print '{'
dump_decl('', class_)
print '}'
print ''
cmds = [
('SVGA_3D_CMD_SURFACE_DEFINE', 'SVGA3dCmdDefineSurface', (), 'SVGA3dSize'),
('SVGA_3D_CMD_SURFACE_DESTROY', 'SVGA3dCmdDestroySurface', (), None),
('SVGA_3D_CMD_SURFACE_COPY', 'SVGA3dCmdSurfaceCopy', (), 'SVGA3dCopyBox'),
('SVGA_3D_CMD_SURFACE_STRETCHBLT', 'SVGA3dCmdSurfaceStretchBlt', (), None),
('SVGA_3D_CMD_SURFACE_DMA', 'SVGA3dCmdSurfaceDMA', (), 'SVGA3dCopyBox'),
('SVGA_3D_CMD_CONTEXT_DEFINE', 'SVGA3dCmdDefineContext', (), None),
('SVGA_3D_CMD_CONTEXT_DESTROY', 'SVGA3dCmdDestroyContext', (), None),
('SVGA_3D_CMD_SETTRANSFORM', 'SVGA3dCmdSetTransform', (), None),
('SVGA_3D_CMD_SETZRANGE', 'SVGA3dCmdSetZRange', (), None),
('SVGA_3D_CMD_SETRENDERSTATE', 'SVGA3dCmdSetRenderState', (), 'SVGA3dRenderState'),
('SVGA_3D_CMD_SETRENDERTARGET', 'SVGA3dCmdSetRenderTarget', (), None),
('SVGA_3D_CMD_SETTEXTURESTATE', 'SVGA3dCmdSetTextureState', (), 'SVGA3dTextureState'),
('SVGA_3D_CMD_SETMATERIAL', 'SVGA3dCmdSetMaterial', (), None),
('SVGA_3D_CMD_SETLIGHTDATA', 'SVGA3dCmdSetLightData', (), None),
('SVGA_3D_CMD_SETLIGHTENABLED', 'SVGA3dCmdSetLightEnabled', (), None),
('SVGA_3D_CMD_SETVIEWPORT', 'SVGA3dCmdSetViewport', (), None),
('SVGA_3D_CMD_SETCLIPPLANE', 'SVGA3dCmdSetClipPlane', (), None),
('SVGA_3D_CMD_CLEAR', 'SVGA3dCmdClear', (), 'SVGA3dRect'),
('SVGA_3D_CMD_PRESENT', 'SVGA3dCmdPresent', (), 'SVGA3dCopyRect'),
('SVGA_3D_CMD_SHADER_DEFINE', 'SVGA3dCmdDefineShader', (), None),
('SVGA_3D_CMD_SHADER_DESTROY', 'SVGA3dCmdDestroyShader', (), None),
('SVGA_3D_CMD_SET_SHADER', 'SVGA3dCmdSetShader', (), None),
('SVGA_3D_CMD_SET_SHADER_CONST', 'SVGA3dCmdSetShaderConst', (), None),
('SVGA_3D_CMD_DRAW_PRIMITIVES', 'SVGA3dCmdDrawPrimitives', (('SVGA3dVertexDecl', 'numVertexDecls'), ('SVGA3dPrimitiveRange', 'numRanges')), 'SVGA3dVertexDivisor'),
('SVGA_3D_CMD_SETSCISSORRECT', 'SVGA3dCmdSetScissorRect', (), None),
('SVGA_3D_CMD_BEGIN_QUERY', 'SVGA3dCmdBeginQuery', (), None),
('SVGA_3D_CMD_END_QUERY', 'SVGA3dCmdEndQuery', (), None),
('SVGA_3D_CMD_WAIT_FOR_QUERY', 'SVGA3dCmdWaitForQuery', (), None),
#('SVGA_3D_CMD_PRESENT_READBACK', None, (), None),
]
def dump_cmds():
print r'''
void
svga_dump_commands(const void *commands, uint32_t size)
{
const uint8_t *next = commands;
const uint8_t *last = next + size;
assert(size % sizeof(uint32_t) == 0);
while(next < last) {
const uint32_t cmd_id = *(const uint32_t *)next;
if(SVGA_3D_CMD_BASE <= cmd_id && cmd_id < SVGA_3D_CMD_MAX) {
const SVGA3dCmdHeader *header = (const SVGA3dCmdHeader *)next;
const uint8_t *body = (const uint8_t *)&header[1];
next = (const uint8_t *)body + header->size;
if(next > last)
break;
'''
print ' switch(cmd_id) {'
indexes = 'ijklmn'
for id, header, body, footer in cmds:
print ' case %s:' % id
print ' debug_printf("\\t%s\\n");' % id
print ' {'
print ' const %s *cmd = (const %s *)body;' % (header, header)
if len(body):
print ' unsigned ' + ', '.join(indexes[:len(body)]) + ';'
print ' dump_%s(cmd);' % header
print ' body = (const uint8_t *)&cmd[1];'
for i in range(len(body)):
struct, count = body[i]
idx = indexes[i]
print ' for(%s = 0; %s < cmd->%s; ++%s) {' % (idx, idx, count, idx)
print ' dump_%s((const %s *)body);' % (struct, struct)
print ' body += sizeof(%s);' % struct
print ' }'
if footer is not None:
print ' while(body + sizeof(%s) <= next) {' % footer
print ' dump_%s((const %s *)body);' % (footer, footer)
print ' body += sizeof(%s);' % footer
print ' }'
if id == 'SVGA_3D_CMD_SHADER_DEFINE':
print ' sh_svga_dump((const uint32_t *)body, (unsigned)(next - body)/sizeof(uint32_t));'
print ' body = next;'
print ' }'
print ' break;'
print ' default:'
print ' debug_printf("\\t0x%08x\\n", cmd_id);'
print ' break;'
print ' }'
print r'''
while(body + sizeof(uint32_t) <= next) {
debug_printf("\t\t0x%08x\n", *(const uint32_t *)body);
body += sizeof(uint32_t);
}
while(body + sizeof(uint32_t) <= next)
debug_printf("\t\t0x%02x\n", *body++);
}
else if(cmd_id == SVGA_CMD_FENCE) {
debug_printf("\tSVGA_CMD_FENCE\n");
debug_printf("\t\t0x%08x\n", ((const uint32_t *)next)[1]);
next += 2*sizeof(uint32_t);
}
else {
debug_printf("\t0x%08x\n", cmd_id);
next += sizeof(uint32_t);
}
}
}
'''
def main():
print copyright.strip()
print
print '/**'
print ' * @file'
print ' * Dump SVGA commands.'
print ' *'
print ' * Generated automatically from svga3d_reg.h by svga_dump.py.'
print ' */'
print
print '#include "svga_types.h"'
print '#include "shader_dump/st_shader_dump.h"'
print '#include "svga3d_reg.h"'
print
print '#include "pipe/p_debug.h"'
print '#include "svga_dump.h"'
print
config = parser.config_t(
include_paths = ['include'],
compiler = 'gcc',
)
headers = [
'include/svga_types.h',
'include/svga3d_reg.h',
]
decls = parser.parse(headers, config, parser.COMPILATION_MODE.ALL_AT_ONCE)
global_ns = declarations.get_global_namespace(decls)
names = set()
for id, header, body, footer in cmds:
names.add(header)
for struct, count in body:
names.add(struct)
if footer is not None:
names.add(footer)
for class_ in global_ns.classes(lambda decl: decl.name in names):
dump_struct(decls, class_)
dump_cmds()
if __name__ == '__main__':
main()
|
