| #!/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), |
| ('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() |
