''' Generates dumper for the SVGA 3D command stream using pygccxml. Jose Fonseca ''' 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), ('SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN', 'SVGA3dCmdBlitSurfaceToScreen', (), 'SVGASignedRect'), ] def dump_cmds(): print r''' void svga_dump_command(uint32_t cmd_id, const void *data, uint32_t size) { const uint8_t *body = (const uint8_t *)data; const uint8_t *next = body + size; ''' 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 ' svga_shader_dump((const uint32_t *)body,' print ' (unsigned)(next - body)/sizeof(uint32_t),' print ' FALSE);' 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++); } ''' 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 = body + header->size; if(next > last) break; svga_dump_command(cmd_id, body, header->size); } 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 "svga_shader_dump.h"' print '#include "svga3d_reg.h"' print print '#include "util/u_debug.h"' print '#include "svga_dump.h"' print config = parser.config_t( include_paths = ['../../../include', '../include'], compiler = 'gcc', ) headers = [ 'svga_types.h', '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()