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author | Andreas Neustifter <astifter-llvm@gmx.at> | 2009-09-01 10:06:05 +0000 |
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committer | Andreas Neustifter <astifter-llvm@gmx.at> | 2009-09-01 10:06:05 +0000 |
commit | e885af9fb773f5a01a5b31fa0a0b7fd0489bde56 (patch) | |
tree | c78caf02d8f9bab167ab83f8649a8de7a2fe799c /include/llvm/Analysis | |
parent | e7ddcfdebe357b4067f9c7d68d44616e11351a23 (diff) | |
download | llvm-e885af9fb773f5a01a5b31fa0a0b7fd0489bde56.tar.gz llvm-e885af9fb773f5a01a5b31fa0a0b7fd0489bde56.tar.bz2 llvm-e885af9fb773f5a01a5b31fa0a0b7fd0489bde56.tar.xz |
Preparation for Optimal Edge Profiling:
Optimal edge profiling is only possible when blocks with no predecessors get an
virtual edge (BB,0) that counts the execution frequencies of this
function-exiting blocks.
This patch makes the necessary changes before actually enabling optimal edge profiling.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80667 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/Analysis')
-rw-r--r-- | include/llvm/Analysis/ProfileInfo.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/include/llvm/Analysis/ProfileInfo.h b/include/llvm/Analysis/ProfileInfo.h index 16bfc1351c..94a8666850 100644 --- a/include/llvm/Analysis/ProfileInfo.h +++ b/include/llvm/Analysis/ProfileInfo.h @@ -63,8 +63,13 @@ namespace llvm { // getFunction() - Returns the Function for an Edge, checking for validity. static const Function* getFunction(Edge e) { - assert(e.second && "Invalid ProfileInfo::Edge"); - return e.second->getParent(); + if (e.first) { + return e.first->getParent(); + } else if (e.second) { + return e.second->getParent(); + } + assert(0 && "Invalid ProfileInfo::Edge"); + return (const Function*)0; } // getEdge() - Creates an Edge from two BasicBlocks. |