Implement a bunch more TargetSelectionDAGInfo infrastructure.

Move EmitTargetCodeForMemcpy, EmitTargetCodeForMemset, and
EmitTargetCodeForMemmove out of TargetLowering and into
SelectionDAGInfo to exercise this.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103481 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 13 insertions, 4 deletions

diff --git a/lib/Target/PIC16/PIC16SelectionDAGInfo.cpp b/lib/Target/PIC16/PIC16SelectionDAGInfo.cpp
index 76c6c60..995955a 100644
--- a/lib/Target/PIC16/PIC16SelectionDAGInfo.cpp
+++ b/lib/Target/PIC16/PIC16SelectionDAGInfo.cpp
@@ -12,10 +12,11 @@
 //===----------------------------------------------------------------------===//
 
 #define DEBUG_TYPE "pic16-selectiondag-info"
-#include "PIC16SelectionDAGInfo.h"
+#include "PIC16TargetMachine.h"
 using namespace llvm;
 
-PIC16SelectionDAGInfo::PIC16SelectionDAGInfo() {
+PIC16SelectionDAGInfo::PIC16SelectionDAGInfo(const PIC16TargetMachine &TM)
+  : TargetSelectionDAGInfo(TM) {
 }
 
 PIC16SelectionDAGInfo::~PIC16SelectionDAGInfo() {
diff --git a/lib/Target/PIC16/PIC16SelectionDAGInfo.h b/lib/Target/PIC16/PIC16SelectionDAGInfo.h
index 112480e..c67fd8b 100644
--- a/lib/Target/PIC16/PIC16SelectionDAGInfo.h
+++ b/lib/Target/PIC16/PIC16SelectionDAGInfo.h
@@ -18,9 +18,11 @@
 
 namespace llvm {
 
+class PIC16TargetMachine;
+
 class PIC16SelectionDAGInfo : public TargetSelectionDAGInfo {
 public:
-  PIC16SelectionDAGInfo();
+  explicit PIC16SelectionDAGInfo(const PIC16TargetMachine &TM);
   ~PIC16SelectionDAGInfo();
 };
 
diff --git a/lib/Target/PIC16/PIC16TargetMachine.cpp b/lib/Target/PIC16/PIC16TargetMachine.cpp
index e2acb85..82b69be 100644
--- a/lib/Target/PIC16/PIC16TargetMachine.cpp
+++ b/lib/Target/PIC16/PIC16TargetMachine.cpp
@@ -35,7 +35,7 @@ PIC16TargetMachine::PIC16TargetMachine(const Target &T, const std::string &TT,
 : LLVMTargetMachine(T, TT),
   Subtarget(TT, FS, Trad),
   DataLayout("e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8-n8"), 
-  InstrInfo(*this), TLInfo(*this),
+  InstrInfo(*this), TLInfo(*this), TSInfo(*this),
   FrameInfo(TargetFrameInfo::StackGrowsUp, 8, 0) { }
 
 
diff --git a/lib/Target/PIC16/PIC16TargetMachine.h b/lib/Target/PIC16/PIC16TargetMachine.h
index 849845a..dae5d31 100644
--- a/lib/Target/PIC16/PIC16TargetMachine.h
+++ b/lib/Target/PIC16/PIC16TargetMachine.h
@@ -17,6 +17,7 @@
 
 #include "PIC16InstrInfo.h"
 #include "PIC16ISelLowering.h"
+#include "PIC16SelectionDAGInfo.h"
 #include "PIC16RegisterInfo.h"
 #include "PIC16Subtarget.h"
 #include "llvm/Target/TargetData.h"
@@ -32,6 +33,7 @@ class PIC16TargetMachine : public LLVMTargetMachine {
   const TargetData      DataLayout;       // Calculates type size & alignment
   PIC16InstrInfo        InstrInfo;
   PIC16TargetLowering   TLInfo;
+  PIC16SelectionDAGInfo TSInfo;
 
   // PIC16 does not have any call stack frame, therefore not having 
   // any PIC16 specific FrameInfo class.
@@ -54,6 +56,10 @@ public:
     return &TLInfo;
   }
 
+  virtual const PIC16SelectionDAGInfo* getSelectionDAGInfo() const {
+    return &TSInfo;
+  }
+
   virtual bool addInstSelector(PassManagerBase &PM,
                                CodeGenOpt::Level OptLevel);
   virtual bool addPreEmitPass(PassManagerBase &PM, CodeGenOpt::Level OptLevel);