[PowerPC] Support absolute branches

[oota-llvm.git] / lib / Target / PowerPC / PPCCodeEmitter.cpp

diff --git a/lib/Target/PowerPC/PPCCodeEmitter.cpp b/lib/Target/PowerPC/PPCCodeEmitter.cpp
index 0ad4ea33523369f470d3d1766e373305aae613f6..f006b49d7c48ae38062c88d8fec7fbeae4dde7c1 100644 (file)
--- a/lib/Target/PowerPC/PPCCodeEmitter.cpp
+++ b/lib/Target/PowerPC/PPCCodeEmitter.cpp
@@ -63,6 +63,9 @@ namespace {
     unsigned get_crbitm_encoding(const MachineInstr &MI, unsigned OpNo) const;
     unsigned getDirectBrEncoding(const MachineInstr &MI, unsigned OpNo) const;
     unsigned getCondBrEncoding(const MachineInstr &MI, unsigned OpNo) const;
+    unsigned getAbsDirectBrEncoding(const MachineInstr &MI,
+                                    unsigned OpNo) const;
+    unsigned getAbsCondBrEncoding(const MachineInstr &MI, unsigned OpNo) const;
 
     unsigned getS16ImmEncoding(const MachineInstr &MI, unsigned OpNo) const;
     unsigned getMemRIEncoding(const MachineInstr &MI, unsigned OpNo) const;
@@ -193,6 +196,19 @@ unsigned PPCCodeEmitter::getCondBrEncoding(const MachineInstr &MI,
   return 0;
 }
 
+unsigned PPCCodeEmitter::getAbsDirectBrEncoding(const MachineInstr &MI,
+                                                unsigned OpNo) const {
+  const MachineOperand &MO = MI.getOperand(OpNo);
+  if (MO.isReg() || MO.isImm()) return getMachineOpValue(MI, MO);
+
+  llvm_unreachable("Absolute branch relocations unsupported on the old JIT.");
+}
+
+unsigned PPCCodeEmitter::getAbsCondBrEncoding(const MachineInstr &MI,
+                                              unsigned OpNo) const {
+  llvm_unreachable("Absolute branch relocations unsupported on the old JIT.");
+}
+
 unsigned PPCCodeEmitter::getS16ImmEncoding(const MachineInstr &MI,
                                            unsigned OpNo) const {
   const MachineOperand &MO = MI.getOperand(OpNo);