Perf: Detect context used by trace

scripts/code_generation_hashes/restricted_traces.json

 {
   "src/tests/perf_tests/restricted_traces/gen_restricted_traces.py":
-    "8e2db2332d1969209081b05fe4e8da79",
+    "ff51ca78ed52c33ddfcc4a7e795f217c",
   "src/tests/perf_tests/restricted_traces/manhattan_10.tar.gz.sha1":
     "b4d333cd5cf3977c339350be0a819928",
   "src/tests/perf_tests/restricted_traces/restricted_traces.json":
-    "b73081e6815268e7712599d83f4bfb7c",
+    "ebdb00ee3c7c74832f586a83b4394486",
   "src/tests/perf_tests/restricted_traces/restricted_traces_autogen.gni":
-    "00afbfd7987ff25af045af104477a680",
+    "54343c0c0a3a15f076516ad26f2ada5a",
   "src/tests/perf_tests/restricted_traces/restricted_traces_autogen.h":
     "d0b8cfda99009a6e042989ffa0ea3608",
   "src/tests/perf_tests/restricted_traces/trex_200.tar.gz.sha1":

src/tests/BUILD.gn

@@ -303,9 +303,13 @@ if (is_win || is_linux || is_android || is_mac || is_fuchsia) {
       defines = [ "ANGLE_TRACE_DATA_DIR=\"${_trace_data_path}\"" ]
       data = []
 
-      foreach(_test, angle_restricted_traces) {
+      foreach(_test_info, angle_restricted_traces) {
+        _test_and_ctx = []
+        _test_and_ctx = string_split(_test_info)
+        _test = _test_and_ctx[0]
+        _ctx = _test_and_ctx[1]
         _test_dir = "perf_tests/restricted_traces/${_test}"
-        _test_ctx = "${_test_dir}/${_test}_capture_context1"
+        _test_ctx = "${_test_dir}/${_test}_capture_context${_ctx}"
 
         # Similar to capture replay sample, use the file index for sources
         sources +=
@@ -319,7 +323,7 @@ if (is_win || is_linux || is_android || is_mac || is_fuchsia) {
 
         defines +=
             [ "ANGLE_TRACE_DATA_DIR_${_test}=\"${_trace_data_path}/${_test}\"" ]
-        data += [ "${_test_dir}/${_test}_capture_context1.angledata.gz" ]
+        data += [ "${_test_dir}/${_test}_capture_context${_ctx}.angledata.gz" ]
       }
 
       deps = [

src/tests/perf_tests/restricted_traces/gen_restricted_traces.py

@@ -7,7 +7,9 @@
 # gen_restricted_traces.py:
 #   Generates integration code for the restricted trace tests.
 
+import fnmatch
 import json
+import os
 import sys
 
 gni_template = """# GENERATED FILE - DO NOT EDIT.
@@ -17,7 +19,8 @@ gni_template = """# GENERATED FILE - DO NOT EDIT.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 #
-# A list of all restricted trace tests. Can be consumed by tests/BUILD.gn.
+# A list of all restricted trace tests, paired with their context.
+# Can be consumed by tests/BUILD.gn.
 
 angle_restricted_traces = [
 {test_list}
@@ -142,7 +145,8 @@ def reject_duplicate_keys(pairs):
 
 
 def gen_gni(traces, gni_file, format_args):
-    format_args["test_list"] = ",\n".join(['"%s"' % trace for trace in traces])
+    format_args["test_list"] = ",\n".join(
+        ['"%s %s"' % (trace, get_context(trace)) for trace in traces])
     gni_data = gni_template.format(**format_args)
     with open(gni_file, "w") as out_file:
         out_file.write(gni_data)
@@ -154,6 +158,18 @@ def get_trace_info(trace):
     return ", ".join([element % trace for element in info])
 
 
+def get_context(trace):
+    "Returns the context number used by trace header file"
+    for file in os.listdir(trace):
+        # Load up the only header present for each trace
+        if fnmatch.fnmatch(file, '*.h'):
+            # Strip the extension to isolate the context
+            context = file[len(file) - 3]
+            assert context.isdigit() == True, "Failed to find trace context number"
+            assert file[len(file) - 4].isdigit() == False, "Context number is higher than 9"
+            return context
+
+
 def get_cases(traces, function, args):
     funcs = [
         "case RestrictedTraceID::%s: %s::%s(%s); break;" % (trace, trace, function, args)
@@ -163,13 +179,21 @@ def get_cases(traces, function, args):
 
 
 def get_header_name(trace):
-    return "%s/%s_capture_context1.h" % (trace, trace)
+    return "%s/%s_capture_context%s.h" % (trace, trace, get_context(trace))
 
 
 def get_sha1_name(trace):
     return "%s.tar.gz.sha1" % trace
 
 
+def get_cases_with_context(traces, function_start, function_end, args):
+    funcs = [
+        "case RestrictedTraceID::%s: %s::%s%s%s(%s); break;" %
+        (trace, trace, function_start, get_context(trace), function_end, args) for trace in traces
+    ]
+    return "\n".join(funcs)
+
+
 def gen_header(traces, header_file, format_args):
 
     includes = ["#include \"%s\"" % get_header_name(trace) for trace in traces]
@@ -180,8 +204,9 @@ def gen_header(traces, header_file, format_args):
     format_args["includes"] = "\n".join(includes)
     format_args["trace_ids"] = ",\n".join(traces)
     format_args["trace_infos"] = ",\n".join(trace_infos)
-    format_args["replay_func_cases"] = get_cases(traces, "ReplayContext1Frame", "frameIndex")
-    format_args["setup_func_cases"] = get_cases(traces, "SetupContext1Replay", "")
+    format_args["replay_func_cases"] = get_cases_with_context(traces, "ReplayContext", "Frame",
+                                                              "frameIndex")
+    format_args["setup_func_cases"] = get_cases_with_context(traces, "SetupContext", "Replay", "")
     format_args["set_binary_data_dir_cases"] = get_cases(traces, "SetBinaryDataDir", "dataDir")
     format_args["decompress_callback_cases"] = get_cases(traces, "SetBinaryDataDecompressCallback",
                                                          "callback")

src/tests/perf_tests/restricted_traces/restricted_traces_autogen.gni

@@ -5,9 +5,10 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 #
-# A list of all restricted trace tests. Can be consumed by tests/BUILD.gn.
+# A list of all restricted trace tests, paired with their context.
+# Can be consumed by tests/BUILD.gn.
 
 angle_restricted_traces = [
-  "manhattan_10",
-  "trex_200",
+  "manhattan_10 1",
+  "trex_200 1",
 ]