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, 3 deletions

diff --git a/lib/Target/Blackfin/BlackfinSelectionDAGInfo.cpp b/lib/Target/Blackfin/BlackfinSelectionDAGInfo.cpp
index f4bb25f..a21f696 100644
--- a/lib/Target/Blackfin/BlackfinSelectionDAGInfo.cpp
+++ b/lib/Target/Blackfin/BlackfinSelectionDAGInfo.cpp
@@ -12,10 +12,12 @@
 //===----------------------------------------------------------------------===//
 
 #define DEBUG_TYPE "blackfin-selectiondag-info"
-#include "BlackfinSelectionDAGInfo.h"
+#include "BlackfinTargetMachine.h"
 using namespace llvm;
 
-BlackfinSelectionDAGInfo::BlackfinSelectionDAGInfo() {
+BlackfinSelectionDAGInfo::BlackfinSelectionDAGInfo(
+                                              const BlackfinTargetMachine &TM)
+  : TargetSelectionDAGInfo(TM) {
 }
 
 BlackfinSelectionDAGInfo::~BlackfinSelectionDAGInfo() {
diff --git a/lib/Target/Blackfin/BlackfinSelectionDAGInfo.h b/lib/Target/Blackfin/BlackfinSelectionDAGInfo.h
index a620330..f1ce348 100644
--- a/lib/Target/Blackfin/BlackfinSelectionDAGInfo.h
+++ b/lib/Target/Blackfin/BlackfinSelectionDAGInfo.h
@@ -18,9 +18,11 @@
 
 namespace llvm {
 
+class BlackfinTargetMachine;
+
 class BlackfinSelectionDAGInfo : public TargetSelectionDAGInfo {
 public:
-  BlackfinSelectionDAGInfo();
+  explicit BlackfinSelectionDAGInfo(const BlackfinTargetMachine &TM);
   ~BlackfinSelectionDAGInfo();
 };
 
diff --git a/lib/Target/Blackfin/BlackfinTargetMachine.cpp b/lib/Target/Blackfin/BlackfinTargetMachine.cpp
index 45d7c35..66a2f68 100644
--- a/lib/Target/Blackfin/BlackfinTargetMachine.cpp
+++ b/lib/Target/Blackfin/BlackfinTargetMachine.cpp
@@ -31,6 +31,7 @@ BlackfinTargetMachine::BlackfinTargetMachine(const Target &T,
     DataLayout("e-p:32:32-i64:32-f64:32-n32"),
     Subtarget(TT, FS),
     TLInfo(*this),
+    TSInfo(*this),
     InstrInfo(Subtarget),
     FrameInfo(TargetFrameInfo::StackGrowsDown, 4, 0) {
 }
diff --git a/lib/Target/Blackfin/BlackfinTargetMachine.h b/lib/Target/Blackfin/BlackfinTargetMachine.h
index 07e7394..a63aa54 100644
--- a/lib/Target/Blackfin/BlackfinTargetMachine.h
+++ b/lib/Target/Blackfin/BlackfinTargetMachine.h
@@ -20,6 +20,7 @@
 #include "BlackfinInstrInfo.h"
 #include "BlackfinSubtarget.h"
 #include "BlackfinISelLowering.h"
+#include "BlackfinSelectionDAGInfo.h"
 #include "BlackfinIntrinsicInfo.h"
 
 namespace llvm {
@@ -28,6 +29,7 @@ namespace llvm {
     const TargetData DataLayout;
     BlackfinSubtarget Subtarget;
     BlackfinTargetLowering TLInfo;
+    BlackfinSelectionDAGInfo TSInfo;
     BlackfinInstrInfo InstrInfo;
     TargetFrameInfo FrameInfo;
     BlackfinIntrinsicInfo IntrinsicInfo;
@@ -46,6 +48,9 @@ namespace llvm {
     virtual const BlackfinTargetLowering* getTargetLowering() const {
       return &TLInfo;
     }
+    virtual const BlackfinSelectionDAGInfo* getSelectionDAGInfo() const {
+      return &TSInfo;
+    }
     virtual const TargetData *getTargetData() const { return &DataLayout; }
     virtual bool addInstSelector(PassManagerBase &PM,
                                  CodeGenOpt::Level OptLevel);