remove the random sampling framework, which is not maintained anymore.

If there is interest, it can be resurrected from SVN.  PR4912.

llvm-svn: 92422

1 files changed, 0 insertions, 45 deletions

diff --git a/llvm/runtime/libprofile/BlockProfiling.c b/llvm/runtime/libprofile/BlockProfiling.c
deleted file mode 100644
index db80bffe56d..00000000000
--- a/llvm/runtime/libprofile/BlockProfiling.c
+++ /dev/null
@@ -1,45 +0,0 @@
-/*===-- BlockProfiling.c - Support library for block profiling ------------===*\
-|*
-|*                     The LLVM Compiler Infrastructure
-|*
-|* This file is distributed under the University of Illinois Open Source      
-|* License. See LICENSE.TXT for details.                                      
-|* 
-|*===----------------------------------------------------------------------===*|
-|* 
-|* This file implements the call back routines for the block profiling
-|* instrumentation pass.  This should be used with the -insert-block-profiling
-|* LLVM pass.
-|*
-\*===----------------------------------------------------------------------===*/
-
-#include "Profiling.h"
-#include <stdlib.h>
-
-static unsigned *ArrayStart;
-static unsigned NumElements;
-
-/* BlockProfAtExitHandler - When the program exits, just write out the profiling
- * data.
- */
-static void BlockProfAtExitHandler() {
-  /* Note that if this were doing something more intelligent with the
-   * instrumentation, we could do some computation here to expand what we
-   * collected into simple block profiles. (Or we could do it in llvm-prof.)
-   * Regardless, we directly count each block, so no expansion is necessary.
-   */
-  write_profiling_data(BlockInfo, ArrayStart, NumElements);
-}
-
-
-/* llvm_start_block_profiling - This is the main entry point of the block
- * profiling library.  It is responsible for setting up the atexit handler.
- */
-int llvm_start_block_profiling(int argc, const char **argv,
-                               unsigned *arrayStart, unsigned numElements) {
-  int Ret = save_arguments(argc, argv);
-  ArrayStart = arrayStart;
-  NumElements = numElements;
-  atexit(BlockProfAtExitHandler);
-  return Ret;
-}