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-rw-r--r--mesalib/src/mapi/glapi/gen-es/gl_compare.py354
1 files changed, 354 insertions, 0 deletions
diff --git a/mesalib/src/mapi/glapi/gen-es/gl_compare.py b/mesalib/src/mapi/glapi/gen-es/gl_compare.py
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index 000000000..6b5e43bb9
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+++ b/mesalib/src/mapi/glapi/gen-es/gl_compare.py
@@ -0,0 +1,354 @@
+#!/usr/bin/python
+#
+# Copyright (C) 2009 Chia-I Wu <olv@0xlab.org>
+#
+# 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
+# on 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
+# IBM 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 os.path
+import getopt
+
+GLAPI = "../../glapi/gen"
+sys.path.append(GLAPI)
+
+import gl_XML
+import glX_XML
+
+class ApiSet(object):
+ def __init__(self, api, elts=["enum", "type", "function"]):
+ self.api = api
+ self.elts = elts
+
+ def _check_enum(self, e1, e2, strict=True):
+ if e1.name != e2.name:
+ raise ValueError("%s: name mismatch" % e1.name)
+ if e1.value != e2.value:
+ raise ValueError("%s: value 0x%04x != 0x%04x"
+ % (e1.name, e1.value, e2.value))
+
+ def _check_type(self, t1, t2, strict=True):
+ if t1.name != t2.name:
+ raise ValueError("%s: name mismatch" % t1.name)
+ if t1.type_expr.string() != t2.type_expr.string():
+ raise ValueError("%s: type %s != %s"
+ % (t1.name, t1.type_expr.string(), t2.type_expr.string()))
+
+ def _check_function(self, f1, f2, strict=True):
+ if f1.name != f2.name:
+ raise ValueError("%s: name mismatch" % f1.name)
+ if f1.return_type != f2.return_type:
+ raise ValueError("%s: return type %s != %s"
+ % (f1.name, f1.return_type, f2.return_type))
+ # there might be padded parameters
+ if strict and len(f1.parameters) != len(f2.parameters):
+ raise ValueError("%s: parameter length %d != %d"
+ % (f1.name, len(f1.parameters), len(f2.parameters)))
+ if f1.assign_offset != f2.assign_offset:
+ if ((f1.assign_offset and f2.offset < 0) or
+ (f2.assign_offset and f1.offset < 0)):
+ raise ValueError("%s: assign offset %d != %d"
+ % (f1.name, f1.assign_offset, f2.assign_offset))
+ elif not f1.assign_offset:
+ if f1.offset != f2.offset:
+ raise ValueError("%s: offset %d != %d"
+ % (f1.name, f1.offset, f2.offset))
+
+ if strict:
+ l1 = f1.entry_points
+ l2 = f2.entry_points
+ l1.sort()
+ l2.sort()
+ if l1 != l2:
+ raise ValueError("%s: entry points %s != %s"
+ % (f1.name, l1, l2))
+
+ l1 = f1.static_entry_points
+ l2 = f2.static_entry_points
+ l1.sort()
+ l2.sort()
+ if l1 != l2:
+ raise ValueError("%s: static entry points %s != %s"
+ % (f1.name, l1, l2))
+
+ pad = 0
+ for i in xrange(len(f1.parameters)):
+ p1 = f1.parameters[i]
+ p2 = f2.parameters[i + pad]
+
+ if not strict and p1.is_padding != p2.is_padding:
+ if p1.is_padding:
+ pad -= 1
+ continue
+ else:
+ pad += 1
+ p2 = f2.parameters[i + pad]
+
+ if strict and p1.name != p2.name:
+ raise ValueError("%s: parameter %d name %s != %s"
+ % (f1.name, i, p1.name, p2.name))
+ if p1.type_expr.string() != p2.type_expr.string():
+ if (strict or
+ # special case
+ f1.name == "TexImage2D" and p1.name != "internalformat"):
+ raise ValueError("%s: parameter %s type %s != %s"
+ % (f1.name, p1.name, p1.type_expr.string(),
+ p2.type_expr.string()))
+
+ def union(self, other):
+ union = gl_XML.gl_api(None)
+
+ if "enum" in self.elts:
+ union.enums_by_name = other.enums_by_name.copy()
+ for key, val in self.api.enums_by_name.iteritems():
+ if key not in union.enums_by_name:
+ union.enums_by_name[key] = val
+ else:
+ self._check_enum(val, other.enums_by_name[key])
+
+ if "type" in self.elts:
+ union.types_by_name = other.types_by_name.copy()
+ for key, val in self.api.types_by_name.iteritems():
+ if key not in union.types_by_name:
+ union.types_by_name[key] = val
+ else:
+ self._check_type(val, other.types_by_name[key])
+
+ if "function" in self.elts:
+ union.functions_by_name = other.functions_by_name.copy()
+ for key, val in self.api.functions_by_name.iteritems():
+ if key not in union.functions_by_name:
+ union.functions_by_name[key] = val
+ else:
+ self._check_function(val, other.functions_by_name[key])
+
+ return union
+
+ def intersection(self, other):
+ intersection = gl_XML.gl_api(None)
+
+ if "enum" in self.elts:
+ for key, val in self.api.enums_by_name.iteritems():
+ if key in other.enums_by_name:
+ self._check_enum(val, other.enums_by_name[key])
+ intersection.enums_by_name[key] = val
+
+ if "type" in self.elts:
+ for key, val in self.api.types_by_name.iteritems():
+ if key in other.types_by_name:
+ self._check_type(val, other.types_by_name[key])
+ intersection.types_by_name[key] = val
+
+ if "function" in self.elts:
+ for key, val in self.api.functions_by_name.iteritems():
+ if key in other.functions_by_name:
+ self._check_function(val, other.functions_by_name[key])
+ intersection.functions_by_name[key] = val
+
+ return intersection
+
+ def difference(self, other):
+ difference = gl_XML.gl_api(None)
+
+ if "enum" in self.elts:
+ for key, val in self.api.enums_by_name.iteritems():
+ if key not in other.enums_by_name:
+ difference.enums_by_name[key] = val
+ else:
+ self._check_enum(val, other.enums_by_name[key])
+
+ if "type" in self.elts:
+ for key, val in self.api.types_by_name.iteritems():
+ if key not in other.types_by_name:
+ difference.types_by_name[key] = val
+ else:
+ self._check_type(val, other.types_by_name[key])
+
+ if "function" in self.elts:
+ for key, val in self.api.functions_by_name.iteritems():
+ if key not in other.functions_by_name:
+ difference.functions_by_name[key] = val
+ else:
+ self._check_function(val, other.functions_by_name[key], False)
+
+ return difference
+
+def cmp_enum(e1, e2):
+ if e1.value < e2.value:
+ return -1
+ elif e1.value > e2.value:
+ return 1
+ else:
+ return 0
+
+def cmp_type(t1, t2):
+ return t1.size - t2.size
+
+def cmp_function(f1, f2):
+ if f1.name > f2.name:
+ return 1
+ elif f1.name < f2.name:
+ return -1
+ else:
+ return 0
+
+def spaces(n, str=""):
+ spaces = n - len(str)
+ if spaces < 1:
+ spaces = 1
+ return " " * spaces
+
+def output_enum(e, indent=0):
+ attrs = 'name="%s"' % e.name
+ if e.default_count > 0:
+ tab = spaces(37, attrs)
+ attrs += '%scount="%d"' % (tab, e.default_count)
+ tab = spaces(48, attrs)
+ val = "%04x" % e.value
+ val = "0x" + val.upper()
+ attrs += '%svalue="%s"' % (tab, val)
+
+ # no child
+ if not e.functions:
+ print '%s<enum %s/>' % (spaces(indent), attrs)
+ return
+
+ print '%s<enum %s>' % (spaces(indent), attrs)
+ for key, val in e.functions.iteritems():
+ attrs = 'name="%s"' % key
+ if val[0] != e.default_count:
+ attrs += ' count="%d"' % val[0]
+ if not val[1]:
+ attrs += ' mode="get"'
+
+ print '%s<size %s/>' % (spaces(indent * 2), attrs)
+
+ print '%s</enum>' % spaces(indent)
+
+def output_type(t, indent=0):
+ tab = spaces(16, t.name)
+ attrs = 'name="%s"%ssize="%d"' % (t.name, tab, t.size)
+ ctype = t.type_expr.string()
+ if ctype.find("unsigned") != -1:
+ attrs += ' unsigned="true"'
+ elif ctype.find("signed") == -1:
+ attrs += ' float="true"'
+ print '%s<type %s/>' % (spaces(indent), attrs)
+
+def output_function(f, indent=0):
+ attrs = 'name="%s"' % f.name
+ if f.offset > 0:
+ if f.assign_offset:
+ attrs += ' offset="assign"'
+ else:
+ attrs += ' offset="%d"' % f.offset
+ print '%s<function %s>' % (spaces(indent), attrs)
+
+ for p in f.parameters:
+ attrs = 'name="%s" type="%s"' \
+ % (p.name, p.type_expr.original_string)
+ print '%s<param %s/>' % (spaces(indent * 2), attrs)
+ if f.return_type != "void":
+ attrs = 'type="%s"' % f.return_type
+ print '%s<return %s/>' % (spaces(indent * 2), attrs)
+
+ print '%s</function>' % spaces(indent)
+
+def output_category(api, indent=0):
+ enums = api.enums_by_name.values()
+ enums.sort(cmp_enum)
+ types = api.types_by_name.values()
+ types.sort(cmp_type)
+ functions = api.functions_by_name.values()
+ functions.sort(cmp_function)
+
+ for e in enums:
+ output_enum(e, indent)
+ if enums and types:
+ print
+ for t in types:
+ output_type(t, indent)
+ if enums or types:
+ print
+ for f in functions:
+ output_function(f, indent)
+ if f != functions[-1]:
+ print
+
+def is_api_empty(api):
+ return bool(not api.enums_by_name and
+ not api.types_by_name and
+ not api.functions_by_name)
+
+def show_usage(ops):
+ print "Usage: %s [-k elts] <%s> <file1> <file2>" % (sys.argv[0], "|".join(ops))
+ print " -k elts A comma separated string of types of elements to"
+ print " skip. Possible types are enum, type, and function."
+ sys.exit(1)
+
+def main():
+ ops = ["union", "intersection", "difference"]
+ elts = ["enum", "type", "function"]
+
+ try:
+ options, args = getopt.getopt(sys.argv[1:], "k:")
+ except Exception, e:
+ show_usage(ops)
+
+ if len(args) != 3:
+ show_usage(ops)
+ op, file1, file2 = args
+ if op not in ops:
+ show_usage(ops)
+
+ skips = []
+ for opt, val in options:
+ if opt == "-k":
+ skips = val.split(",")
+
+ for elt in skips:
+ try:
+ elts.remove(elt)
+ except ValueError:
+ show_usage(ops)
+
+ api1 = gl_XML.parse_GL_API(file1, glX_XML.glx_item_factory())
+ api2 = gl_XML.parse_GL_API(file2, glX_XML.glx_item_factory())
+
+ set = ApiSet(api1, elts)
+ func = getattr(set, op)
+ result = func(api2)
+
+ if not is_api_empty(result):
+ cat_name = "%s_of_%s_and_%s" \
+ % (op, os.path.basename(file1), os.path.basename(file2))
+
+ print '<?xml version="1.0"?>'
+ print '<!DOCTYPE OpenGLAPI SYSTEM "%s/gl_API.dtd">' % GLAPI
+ print
+ print '<OpenGLAPI>'
+ print
+ print '<category name="%s">' % (cat_name)
+ output_category(result, 4)
+ print '</category>'
+ print
+ print '</OpenGLAPI>'
+
+if __name__ == "__main__":
+ main()
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