1 # Copyright (C) 2016 The Android Open Source Project 2 # 3 # Licensed under the Apache License, Version 2.0 (the "License"); 4 # you may not use this file except in compliance with the License. 5 # You may obtain a copy of the License at 6 # 7 # http://www.apache.org/licenses/LICENSE-2.0 8 # 9 # Unless required by applicable law or agreed to in writing, software 10 # distributed under the License is distributed on an "AS IS" BASIS, 11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 # See the License for the specific language governing permissions and 13 # limitations under the License. 14 15 import re 16 17 REDUCE_ITERATIONS = 128 # This is in MainActivity.java 18 REDUCE_STARTVAL = 10 # This is in MainActivity.java 19 REDUCE_AUTO_COMB_SCRIPT = "reduce_common.rsh" 20 REDUCE_SCRIPT = "reduce_common.rsh" 21 X_TESTS = 100 22 Y_TESTS = 2 23 Z_TESTS = 2 24 25 26 class ReductionMixin(object): 27 def _test_func_role_combinations(self, func_role_combinations): 28 """ 29 Assert that when a reduction breakpoint is conditional on a function 30 role, that breakpoints are only set on the the given functions. 31 We do this by setting breakpoints on all possible pairs of functions 32 and check that the resolved breakpoints are on functions that are part 33 of the given pair 34 """ 35 for combination in func_role_combinations: 36 self._delete_breakpoints() 37 self.try_command( 38 'language renderscript reduction breakpoint set ' 39 'find_min_user_type --function-role %s' % ( 40 ','.join(combination) 41 ), 42 [r'Breakpoint(s) created'] 43 ) 44 func_suffixes = [combination[0][:4], combination[1][:4]] 45 # just match the first 4 chars of the roles prefix 46 funcs_match = 'find_min_user_type_((%s|%s))' % tuple(func_suffixes) 47 # now check we stop on both functions for each coordinate in the 48 # allocation 49 for x in range(REDUCE_ITERATIONS): 50 output = self.try_command( 51 'process continue', 52 expected_regex=[ 53 r'resuming', 54 r'Process \d+ stopped', 55 r'frame #0: (0x[0-9a-fA-F]+ )?librs.reduce.so`%s' % funcs_match 56 ] 57 ) 58 for line in output.splitlines(): 59 match = re.search(funcs_match, line) 60 if match: 61 try: 62 func_suffixes.remove(match.group(1)) 63 except ValueError: 64 # The outconverter may only be called in the final 65 # step but the accumulator will be called for every 66 # input index 67 continue 68 break 69 if len(func_suffixes) == 0: 70 # We've popped the functions we're interested in off the list 71 break 72 else: 73 raise self.TestFail( 74 "unable to match function roles for " + repr(combination)) 75 76 def _reduction_breakpoint_set_single_type( 77 self, script_soname, script_basename, reduce_name, funcname_types): 78 """ 79 Assert - for each function role - that the correct symbol is resolved 80 and trapped by the debugger. 81 """ 82 for func, typename in funcname_types: 83 self._delete_breakpoints() 84 breakpoint_match = r'Breakpoint \d+: where = librs.%s.so`%s' 85 # Autogenerated combiners don't have a filename in the debugger 86 if not func.endswith(".combiner"): 87 breakpoint_match = r'%s (\+ \d+ )?at %s' % ( 88 breakpoint_match, script_basename) 89 self.try_command( 90 'language renderscript reduction breakpoint set %s' 91 ' --function-role %s' % (reduce_name, typename), 92 expected_regex=[breakpoint_match % (script_soname, func)] 93 ) 94 self.try_command( 95 'process continue', 96 expected_regex=[ 97 r'resuming', 98 r'Process \d+ stopped', 99 r'frame #0: (0x[0-9a-fA-F]+ )?librs.%s.so`%s' % ( 100 script_soname, func) 101 ] 102 ) 103
