Suck block address tracking out of targets into the JIT Emitter. This

simplifies the MachineCodeEmitter interface just a little bit and makes
BasicBlocks work like constant pools and jump tables.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28082 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 9 insertions, 6 deletions

diff --git a/lib/CodeGen/ELFWriter.cpp b/lib/CodeGen/ELFWriter.cpp
index 029cfe2b02..bf3c5882c4 100644
--- a/lib/CodeGen/ELFWriter.cpp
+++ b/lib/CodeGen/ELFWriter.cpp
@@ -61,21 +61,24 @@ namespace llvm {
     void addRelocation(const MachineRelocation &MR) {
       assert(0 && "relo not handled yet!");
     }
-    virtual uint64_t getConstantPoolEntryAddress(unsigned Index) {
+    
+    virtual void StartMachineBasicBlock(MachineBasicBlock *MBB) {
+    }
+
+    virtual intptr_t getConstantPoolEntryAddress(unsigned Index) const {
       assert(0 && "CP not implementated yet!");
       return 0;
     }
-    virtual uint64_t getJumpTableEntryAddress(unsigned Index) {
+    virtual intptr_t getJumpTableEntryAddress(unsigned Index) const {
       assert(0 && "JT not implementated yet!");
       return 0;
     }
-    
-    virtual void emitJumpTableInfo(MachineJumpTableInfo *MJTI,
-                                   std::vector<uint64_t> &MBBM) {
+
+    virtual intptr_t getMachineBasicBlockAddress(MachineBasicBlock *MBB) const {
       assert(0 && "JT not implementated yet!");
+      return 0;
     }
 
-
     /// JIT SPECIFIC FUNCTIONS - DO NOT IMPLEMENT THESE HERE!
     void startFunctionStub(unsigned StubSize) {
       assert(0 && "JIT specific function called!");