[PATCH] D17802: [TSAN] Fix test java_race_pc for MIPS

[Sagar Thakur via llvm-commits]

sagar created this revision.
sagar added reviewers: samsonov, dvyukov.
sagar added subscribers: jaydeep, mohit.bhakkad, llvm-commits.
sagar set the repository for this revision to rL LLVM.

For mips we reduce pc by 8 in function StackTrace::GetPreviousInstructionPc. Therefore we need to increase pc by 8 here to get the correct address in the stacktrace.

Repository:
  rL LLVM

http://reviews.llvm.org/D17802

Files:
  test/tsan/java_race_pc.cc

Index: test/tsan/java_race_pc.cc
===================================================================
--- test/tsan/java_race_pc.cc
+++ test/tsan/java_race_pc.cc
@@ -13,7 +13,11 @@
 
 void *Thread(void *p) {
   barrier_wait(&barrier);
+#if defined(__mips__)
+  __tsan_read1_pc((jptr)p, (jptr)foobar + 8);
+#else
   __tsan_read1_pc((jptr)p, (jptr)foobar + 1);
+#endif
   return 0;
 }
 
@@ -26,7 +30,11 @@
   __tsan_java_alloc(jheap, kBlockSize);
   pthread_t th;
   pthread_create(&th, 0, Thread, (void*)jheap);
+#if defined(__mips__)
+  __tsan_write1_pc((jptr)jheap, (jptr)barbaz + 8);
+#else
   __tsan_write1_pc((jptr)jheap, (jptr)barbaz + 1);
+#endif
   barrier_wait(&barrier);
   pthread_join(th, 0);
   __tsan_java_free(jheap, kBlockSize);


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