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authorJosé Fonseca <[email protected]>2013-06-20 19:40:06 +0100
committerJosé Fonseca <[email protected]>2013-06-21 14:30:20 +0100
commitcc4ad695caa0546c7a9bcb6719f5efaf90db5608 (patch)
treedf373ba9e023d90d5537b9b3089ae20e5e0fdfc3 /src/gallium/tools/trace/dump_state.py
parenta7bccb33b95699eb5c14b76e782da75e6d8c2738 (diff)
tools/trace: Tool to dump gallium state at any draw call.
Based from the code from the good old python state tracker. Extremely handy to diagnose regressions in state trackers. Reviewed-by: Brian Paul <[email protected]>
Diffstat (limited to 'src/gallium/tools/trace/dump_state.py')
-rwxr-xr-xsrc/gallium/tools/trace/dump_state.py633
1 files changed, 633 insertions, 0 deletions
diff --git a/src/gallium/tools/trace/dump_state.py b/src/gallium/tools/trace/dump_state.py
new file mode 100755
index 00000000000..cad23bd1517
--- /dev/null
+++ b/src/gallium/tools/trace/dump_state.py
@@ -0,0 +1,633 @@
+#!/usr/bin/env python
+##########################################################################
+#
+# Copyright 2008-2013, 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, sub license, 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 (including the
+# next paragraph) 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 NON-INFRINGEMENT.
+# IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS 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 sys
+import struct
+import json
+import binascii
+import re
+
+import model
+import parse as parser
+
+
+try:
+ from struct import unpack_from
+except ImportError:
+ def unpack_from(fmt, buf, offset=0):
+ size = struct.calcsize(fmt)
+ return struct.unpack(fmt, buf[offset:offset + size])
+
+#
+# Some constants
+#
+PIPE_BUFFER = 0
+
+
+def serialize(obj):
+ '''JSON serializer function for non-standard Python objects.'''
+
+ # Don't dump full blobs, but merely a description of their size and
+ # CRC32 hash.
+ if isinstance(obj, bytearray):
+ crc32 = binascii.crc32(obj)
+ if crc32 < 0:
+ crc32 += 0x100000000
+ return 'blob(size=%u,crc32=0x%08x)' % (len(obj), crc32)
+
+ # If the object has a __json__ method, use it.
+ try:
+ method = obj.__json__
+ except AttributeError:
+ raise TypeError(obj)
+ else:
+ return method()
+
+
+class Struct:
+ """C-like struct.
+
+ Python doesn't have C structs, but do its dynamic nature, any object is
+ pretty close.
+ """
+
+ def __json__(self):
+ '''Convert the structure to a standard Python dict, so it can be
+ serialized.'''
+
+ obj = {}
+ for name, value in self.__dict__.items():
+ if not name.startswith('_'):
+ obj[name] = value
+ return obj
+
+
+class Translator(model.Visitor):
+ """Translate model arguments into regular Python objects"""
+
+ def __init__(self, interpreter):
+ self.interpreter = interpreter
+ self.result = None
+
+ def visit(self, node):
+ self.result = None
+ node.visit(self)
+ return self.result
+
+ def visit_literal(self, node):
+ self.result = node.value
+
+ def visit_blob(self, node):
+ self.result = node
+
+ def visit_named_constant(self, node):
+ self.result = node.name
+
+ def visit_array(self, node):
+ array = []
+ for element in node.elements:
+ array.append(self.visit(element))
+ self.result = array
+
+ def visit_struct(self, node):
+ struct = Struct()
+ for member_name, member_node in node.members:
+ member_value = self.visit(member_node)
+ setattr(struct, member_name, member_value)
+ self.result = struct
+
+ def visit_pointer(self, node):
+ self.result = self.interpreter.lookup_object(node.address)
+
+
+class Dispatcher:
+ '''Base class for classes whose methods can dispatch Gallium calls.'''
+
+ def __init__(self, interpreter):
+ self.interpreter = interpreter
+
+
+class Global(Dispatcher):
+ '''Global name space.
+
+ For calls that are not associated with objects, i.e, functions and not
+ methods.
+ '''
+
+ def pipe_screen_create(self):
+ return Screen(self.interpreter)
+
+ def pipe_context_create(self, screen):
+ return screen.context_create()
+
+
+class Transfer:
+ '''pipe_transfer'''
+
+ def __init__(self, resource, usage, subresource, box):
+ self.resource = resource
+ self.usage = usage
+ self.subresource = subresource
+ self.box = box
+
+
+class Screen(Dispatcher):
+ '''pipe_screen'''
+
+ def __init__(self, interpreter):
+ Dispatcher.__init__(self, interpreter)
+
+ def destroy(self):
+ pass
+
+ def context_create(self):
+ return Context(self.interpreter)
+
+ def is_format_supported(self, format, target, sample_count, bind, geom_flags):
+ pass
+
+ def resource_create(self, templat):
+ resource = templat
+ # Normalize state to avoid spurious differences
+ if resource.nr_samples == 0:
+ resource.nr_samples = 1
+ if resource.target == PIPE_BUFFER:
+ # We will keep track of buffer contents
+ resource.data = bytearray(resource.width)
+ return resource
+
+ def resource_destroy(self, resource):
+ self.interpreter.unregister_object(resource)
+
+ def fence_finish(self, fence, flags):
+ pass
+
+ def fence_signalled(self, fence):
+ pass
+
+ def fence_reference(self, dst, src):
+ pass
+
+ def flush_frontbuffer(self, resource):
+ pass
+
+
+class Context(Dispatcher):
+ '''pipe_context'''
+
+ # Internal methods variable should be prefixed with '_'
+
+ def __init__(self, interpreter):
+ Dispatcher.__init__(self, interpreter)
+
+ # Setup initial state
+ self._state = Struct()
+ self._state.scissors = []
+ self._state.viewports = []
+ self._state.vertex_buffers = []
+
+ self._draw_no = 0
+
+ def destroy(self):
+ pass
+
+ def create_blend_state(self, state):
+ # Normalize state to avoid spurious differences
+ if not state.logicop_enable:
+ del state.logicop_func
+ if not state.rt[0].blend_enable:
+ del state.rt[0].rgb_src_factor
+ del state.rt[0].rgb_dst_factor
+ del state.rt[0].rgb_func
+ del state.rt[0].alpha_src_factor
+ del state.rt[0].alpha_dst_factor
+ del state.rt[0].alpha_func
+ return state
+
+ def bind_blend_state(self, state):
+ # Normalize state
+ self._state.blend = state
+
+ def delete_blend_state(self, state):
+ pass
+
+ def create_sampler_state(self, state):
+ return state
+
+ def delete_sampler_state(self, state):
+ pass
+
+ def bind_vertex_sampler_states(self, num_states, states):
+ self._state.vertex_sampler = states
+
+ def bind_geometry_sampler_states(self, num_states, states):
+ self._state.geometry_sampler = states
+
+ def bind_fragment_sampler_states(self, num_states, states):
+ self._state.fragment_sampler = states
+
+ def create_rasterizer_state(self, state):
+ return state
+
+ def bind_rasterizer_state(self, state):
+ self._state.rasterizer = state
+
+ def delete_rasterizer_state(self, state):
+ pass
+
+ def create_depth_stencil_alpha_state(self, state):
+ # Normalize state to avoid spurious differences
+ if not state.alpha.enabled:
+ del state.alpha.func
+ del state.alpha.ref_value
+ return state
+
+ def bind_depth_stencil_alpha_state(self, state):
+ self._state.depth_stencil_alpha = state
+
+ def delete_depth_stencil_alpha_state(self, state):
+ pass
+
+ _tokenLabelRE = re.compile('^\s*\d+: ', re.MULTILINE)
+
+ def _create_shader_state(self, state):
+ # Strip the labels from the tokens
+ state.tokens = self._tokenLabelRE.sub('', state.tokens)
+ return state
+
+ create_vs_state = _create_shader_state
+ create_gs_state = _create_shader_state
+ create_fs_state = _create_shader_state
+
+ def bind_vs_state(self, state):
+ self._state.vs = state
+
+ def bind_gs_state(self, state):
+ self._state.gs = state
+
+ def bind_fs_state(self, state):
+ self._state.fs = state
+
+ def _delete_shader_state(self, state):
+ return state
+
+ delete_vs_state = _delete_shader_state
+ delete_gs_state = _delete_shader_state
+ delete_fs_state = _delete_shader_state
+
+ def set_blend_color(self, state):
+ self._state.blend_color = state
+
+ def set_stencil_ref(self, state):
+ self._state.stencil_ref = state
+
+ def set_clip_state(self, state):
+ self._state.clip = state
+
+ def _dump_constant_buffer(self, buffer):
+ if not self.interpreter.verbosity(2):
+ return
+
+ data = self.real.buffer_read(buffer)
+ format = '4f'
+ index = 0
+ for offset in range(0, len(data), struct.calcsize(format)):
+ x, y, z, w = unpack_from(format, data, offset)
+ sys.stdout.write('\tCONST[%2u] = {%10.4f, %10.4f, %10.4f, %10.4f}\n' % (index, x, y, z, w))
+ index += 1
+ sys.stdout.flush()
+
+ def set_constant_buffer(self, shader, index, constant_buffer):
+ # TODO
+ pass
+
+ def set_framebuffer_state(self, state):
+ self._state.fb = state
+
+ def set_polygon_stipple(self, state):
+ self._state.polygon_stipple = state
+
+ def _update(self, array, start_slot, num_slots, states):
+ if not isinstance(states, list):
+ # XXX: trace is not serializing multiple scissors/viewports properly yet
+ num_slots = 1
+ states = [states]
+ while len(array) < start_slot + num_slots:
+ array.append(None)
+ for i in range(num_slots):
+ array[start_slot + i] = states[i]
+
+ def set_scissor_states(self, start_slot, num_scissors, states):
+ self._update(self._state.scissors, start_slot, num_scissors, states)
+
+ def set_viewport_states(self, start_slot, num_viewports, states):
+ self._update(self._state.viewports, start_slot, num_viewports, states)
+
+ def create_sampler_view(self, resource, templ):
+ templ.resource = resource
+ return templ
+
+ def sampler_view_destroy(self, view):
+ pass
+
+ def set_fragment_sampler_views(self, num, views):
+ self._state.fragment_sampler_views = views
+
+ def set_geometry_sampler_views(self, num, views):
+ self._state.geometry_sampler_views = views
+
+ def set_vertex_sampler_views(self, num, views):
+ self._state.vertex_sampler_views = views
+
+ def set_vertex_buffers(self, start_slot, num_buffers, buffers):
+ self._update(self._state.vertex_buffers, start_slot, num_buffers, buffers)
+
+ def create_vertex_elements_state(self, num_elements, elements):
+ return elements[0:num_elements]
+
+ def bind_vertex_elements_state(self, state):
+ self._state.vertex_elements = state
+
+ def delete_vertex_elements_state(self, state):
+ pass
+
+ def set_index_buffer(self, ib):
+ self._state.index_buffer = ib
+
+ # Don't dump more than this number of indices/vertices
+ MAX_ELEMENTS = 16
+
+ def _merge_indices(self, info):
+ '''Merge the vertices into our state.'''
+
+ index_size = self._state.index_buffer.index_size
+
+ format = {
+ 1: 'B',
+ 2: 'H',
+ 4: 'I',
+ }[index_size]
+
+ assert struct.calcsize(format) == index_size
+
+ data = self._state.index_buffer.buffer.data
+ max_index, min_index = 0, 0xffffffff
+
+ count = min(info.count, self.MAX_ELEMENTS)
+ indices = []
+ for i in xrange(info.start, info.start + count):
+ offset = self._state.index_buffer.offset + i*index_size
+ index, = unpack_from(format, data, offset)
+ indices.append(index)
+ min_index = min(min_index, index)
+ max_index = max(max_index, index)
+
+ self._state.indices = indices
+
+ return min_index + info.index_bias, max_index + info.index_bias
+
+ def _merge_vertices(self, start, count):
+ '''Merge the vertices into our state.'''
+
+ count = min(count, self.MAX_ELEMENTS)
+ vertices = []
+ for index in xrange(start, start + count):
+ if index >= start + 16:
+ sys.stdout.write('\t...\n')
+ break
+ vertex = []
+ for velem in self._state.vertex_elements:
+ vbuf = self._state.vertex_buffers[velem.vertex_buffer_index]
+ if vbuf.buffer is None:
+ continue
+
+ data = vbuf.buffer.data
+
+ offset = vbuf.buffer_offset + velem.src_offset + vbuf.stride*index
+ format = {
+ 'PIPE_FORMAT_R32_UINT': 'I',
+ 'PIPE_FORMAT_R32_FLOAT': 'f',
+ 'PIPE_FORMAT_R32G32_FLOAT': '2f',
+ 'PIPE_FORMAT_R32G32B32_FLOAT': '3f',
+ 'PIPE_FORMAT_R32G32B32A32_FLOAT': '4f',
+ 'PIPE_FORMAT_A8R8G8B8_UNORM': '4B',
+ 'PIPE_FORMAT_R8G8B8A8_UNORM': '4B',
+ 'PIPE_FORMAT_B8G8R8A8_UNORM': '4B',
+ 'PIPE_FORMAT_R16G16B16_SNORM': '3h',
+ }[velem.src_format]
+
+ data = vbuf.buffer.data
+ attribute = unpack_from(format, data, offset)
+ vertex.append(attribute)
+
+ vertices.append(vertex)
+
+ self._state.vertices = vertices
+
+ def draw_vbo(self, info):
+ self._draw_no += 1
+
+ if self.interpreter.call_no < self.interpreter.options.call and \
+ self._draw_no < self.interpreter.options.draw:
+ return
+
+ # Merge the all draw state
+
+ self._state.draw = info
+
+ if info.indexed:
+ min_index, max_index = self._merge_indices(info)
+ else:
+ min_index = info.start
+ max_index = info.start + count - 1
+ self._merge_vertices(min_index, max_index - min_index + 1)
+
+ self._dump_state()
+
+ def _dump_state(self):
+ '''Dump our state to JSON and terminate.'''
+
+ json.dump(
+ obj = self._state,
+ fp = sys.stdout,
+ default = serialize,
+ sort_keys = True,
+ indent = 4,
+ separators = (',', ': ')
+ )
+
+ sys.exit(0)
+
+ def resource_copy_region(self, dst, dst_level, dstx, dsty, dstz, src, src_level, src_box):
+ if dst.target == PIPE_BUFFER or src.target == PIPE_BUFFER:
+ # TODO
+ assert 0
+ pass
+
+ def is_resource_referenced(self, texture, face, level):
+ pass
+
+ def get_transfer(self, texture, sr, usage, box):
+ if texture is None:
+ return None
+ transfer = Transfer(texture, sr, usage, box)
+ return transfer
+
+ def tex_transfer_destroy(self, transfer):
+ self.interpreter.unregister_object(transfer)
+
+ def transfer_inline_write(self, resource, level, usage, box, stride, layer_stride, data):
+ if resource.target == PIPE_BUFFER:
+ data = data.getValue()
+ assert len(data) == box.width
+ assert box.x + box.width <= len(resource.data)
+ resource.data[box.x : box.x + box.width] = data
+
+ def flush(self, flags):
+ pass
+
+ def clear(self, buffers, color, depth, stencil):
+ pass
+
+ def clear_render_target(self, dst, rgba, dstx, dsty, width, height):
+ pass
+
+ def clear_depth_stencil(self, dst, clear_flags, depth, stencil, dstx, dsty, width, height):
+ pass
+
+ def create_surface(self, resource, surf_tmpl):
+ surf_tmpl.resource = resource
+ return surf_tmpl
+
+ def surface_destroy(self, surface):
+ self.interpreter.unregister_object(surface)
+
+ def create_query(self, query_type):
+ return query_type
+
+ def destroy_query(self, query):
+ pass
+
+
+class Interpreter(parser.TraceDumper):
+ '''Specialization of a trace parser that interprets the calls as it goes
+ along.'''
+
+ ignoredCalls = set((
+ ('pipe_screen', 'is_format_supported'),
+ ('pipe_screen', 'get_name'),
+ ('pipe_screen', 'get_vendor'),
+ ('pipe_screen', 'get_param'),
+ ('pipe_screen', 'get_paramf'),
+ ('pipe_screen', 'get_shader_param'),
+ ('pipe_context', 'clear_render_target'), # XXX workaround trace bugs
+ ))
+
+ def __init__(self, stream, options):
+ parser.TraceDumper.__init__(self, stream, sys.stderr)
+ self.options = options
+ self.objects = {}
+ self.result = None
+ self.globl = Global(self)
+ self.call_no = None
+
+ def register_object(self, address, object):
+ self.objects[address] = object
+
+ def unregister_object(self, object):
+ # TODO
+ pass
+
+ def lookup_object(self, address):
+ return self.objects[address]
+
+ def interpret(self, trace):
+ for call in trace.calls:
+ self.interpret_call(call)
+
+ def handle_call(self, call):
+ if (call.klass, call.method) in self.ignoredCalls:
+ return
+
+ self.call_no = call.no
+
+ if self.verbosity(1):
+ # Write the call to stderr (as stdout would corrupt the JSON output)
+ sys.stderr.flush()
+ sys.stdout.flush()
+ parser.TraceDumper.handle_call(self, call)
+ sys.stderr.flush()
+ sys.stdout.flush()
+
+ args = [(str(name), self.interpret_arg(arg)) for name, arg in call.args]
+
+ if call.klass:
+ name, obj = args[0]
+ args = args[1:]
+ else:
+ obj = self.globl
+
+ method = getattr(obj, call.method)
+ ret = method(**dict(args))
+
+ # Keep track of created pointer objects.
+ if call.ret and isinstance(call.ret, model.Pointer):
+ if ret is None:
+ sys.stderr.write('warning: NULL returned\n')
+ self.register_object(call.ret.address, ret)
+
+ self.call_no = None
+
+ def interpret_arg(self, node):
+ translator = Translator(self)
+ return translator.visit(node)
+
+ def verbosity(self, level):
+ return self.options.verbosity >= level
+
+
+class Main(parser.Main):
+
+ def get_optparser(self):
+ '''Custom options.'''
+
+ optparser = parser.Main.get_optparser(self)
+ optparser.add_option("-q", "--quiet", action="store_const", const=0, dest="verbosity", help="no messages")
+ optparser.add_option("-v", "--verbose", action="count", dest="verbosity", default=0, help="increase verbosity level")
+ optparser.add_option("-c", "--call", action="store", type="int", dest="call", default=0xffffffff, help="dump on this call")
+ optparser.add_option("-d", "--draw", action="store", type="int", dest="draw", default=0xffffffff, help="dump on this draw")
+ return optparser
+
+ def process_arg(self, stream, options):
+ parser = Interpreter(stream, options)
+ parser.parse()
+
+
+if __name__ == '__main__':
+ Main().main()