Add trampoline support to PPC. GCC simply calls the "__trampoline_setup"
function with appropriate parameters. This allows us to support blocks on PPC.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56267 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PPCISelLowering.h b/lib/Target/PowerPC/PPCISelLowering.h
index 72e00f6..e514e0f 100644
--- a/lib/Target/PowerPC/PPCISelLowering.h
+++ b/lib/Target/PowerPC/PPCISelLowering.h
@@ -343,6 +343,7 @@
     SDValue LowerGlobalTLSAddress(SDValue Op, SelectionDAG &DAG);
     SDValue LowerJumpTable(SDValue Op, SelectionDAG &DAG);
     SDValue LowerSETCC(SDValue Op, SelectionDAG &DAG);
+    SDValue LowerTRAMPOLINE(SDValue Op, SelectionDAG &DAG);
     SDValue LowerVASTART(SDValue Op, SelectionDAG &DAG,
                            int VarArgsFrameIndex, int VarArgsStackOffset,
                            unsigned VarArgsNumGPR, unsigned VarArgsNumFPR,