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author | Evan Cheng <evan.cheng@apple.com> | 2006-09-14 07:30:48 +0000 |
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committer | Evan Cheng <evan.cheng@apple.com> | 2006-09-14 07:30:48 +0000 |
commit | baf4500b3ab128c78932e36f96086c0487c8c7d1 (patch) | |
tree | f37e8af509754936aad8fbe7c7a027eef7b699ce /include | |
parent | c7695eb5047d7a9ad75e46f178f6e7f066a94283 (diff) | |
download | external_llvm-baf4500b3ab128c78932e36f96086c0487c8c7d1.zip external_llvm-baf4500b3ab128c78932e36f96086c0487c8c7d1.tar.gz external_llvm-baf4500b3ab128c78932e36f96086c0487c8c7d1.tar.bz2 |
The top bit is used to determine whether it's a MachineConstantPoolValue.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30324 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include')
-rw-r--r-- | include/llvm/CodeGen/SelectionDAGNodes.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/include/llvm/CodeGen/SelectionDAGNodes.h b/include/llvm/CodeGen/SelectionDAGNodes.h index 53ba38f..b830dc3 100644 --- a/include/llvm/CodeGen/SelectionDAGNodes.h +++ b/include/llvm/CodeGen/SelectionDAGNodes.h @@ -1150,7 +1150,7 @@ class ConstantPoolSDNode : public SDNode { Constant *ConstVal; MachineConstantPoolValue *MachineCPVal; } Val; - int Offset; + int Offset; // It's a MachineConstantPoolValue if top bit is set. unsigned Alignment; protected: friend class SelectionDAG; @@ -1200,7 +1200,9 @@ public: return Val.MachineCPVal; } - int getOffset() const { return Offset; } + int getOffset() const { + return Offset & ~(1 << (sizeof(unsigned)*8-1)); + } // Return the alignment of this constant pool object, which is either 0 (for // default alignment) or log2 of the desired value. |