commit 30a51506bb572bf9481276cb445ddcef42ed5cbf
author Shih-wei Liao <sliao@google.com> Mon Nov 22 03:23:30 2010 -0800
committer Shih-wei Liao <sliao@google.com> Mon Nov 22 03:26:20 2010 -0800
tree 58a8bb1e64f6973718544fd49ca54261ecb1e8ec
parent 1f45b86ba3ac01d8df439027f3b5124dbb3f1535

1. Enforce the turn-off of caching for now. 2. LOGE -> LOGW. 3. mmap bug.
Fix the sporadic crash.

Change-Id: I2c153c3d584522d79d325e4378bcb2a231ec3e67

bcc.cpp

diff --git a/bcc.cpp b/bcc.cpp
index 8e9371c..820c184 100644
--- a/bcc.cpp
+++ b/bcc.cpp
@@ -570,23 +570,24 @@
       std::string ErrMsg;
 
       //      if (!Compiler::BccCodeAddrTaken) {  // Use BCC_CODE_ADDR
-      mpCodeMem = mmap(reinterpret_cast<void*>(BCC_CODE_ADDR),
+      /* TODO(sliao):
+         mpCodeMem = mmap(reinterpret_cast<void*>(BCC_CODE_ADDR),
                        MaxCodeSize + MaxGlobalVarSize,
                        PROT_READ | PROT_EXEC | PROT_WRITE,
                        MAP_PRIVATE | MAP_ANON | MAP_FIXED,
                        -1,
                        0);
 
-      if (mpCodeMem == MAP_FAILED) {
+                       if (mpCodeMem == MAP_FAILED) {*/
         mpCodeMem = mmap(NULL,
                          MaxCodeSize + MaxGlobalVarSize,
                          PROT_READ | PROT_EXEC | PROT_WRITE,
                          MAP_PRIVATE | MAP_ANON,
                          -1,
                          0);
-      } else {
+        //      } else {
         //        mBccCodeAddrTaken = true;
-      }
+        //}
 
       if (mpCodeMem == MAP_FAILED) {
         llvm::report_fatal_error("Failed to allocate memory for emitting "
@@ -3562,9 +3563,9 @@
       fd = open(cacheFileName, O_RDONLY, 0);
       if (fd < 0) {
         if (createIfMissing) {
-          LOGE("Can't open bcc-cache '%s': %s\n",
+          LOGW("Can't open bcc-cache '%s': %s\n",
                cacheFileName, strerror(errno));
-          mCacheNew = true;
+          mNeverCache = true;
         }
         return fd;
       }