Simplify SelectRoot's interface, and factor out some common code

from all targets.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55124 91177308-0d34-0410-b5e6-96231b3b80d8

9 files changed, 9 insertions, 9 deletions

diff --git a/lib/Target/ARM/ARMISelDAGToDAG.cpp b/lib/Target/ARM/ARMISelDAGToDAG.cpp
index b79fffe..ad1f63d 100644
--- a/lib/Target/ARM/ARMISelDAGToDAG.cpp
+++ b/lib/Target/ARM/ARMISelDAGToDAG.cpp
@@ -94,7 +94,7 @@ public:
 void ARMDAGToDAGISel::InstructionSelect(SelectionDAG &DAG) {
   DEBUG(BB->dump());
 
-  DAG.setRoot(SelectRoot(DAG.getRoot()));
+  SelectRoot();
   DAG.RemoveDeadNodes();
 }
 
diff --git a/lib/Target/Alpha/AlphaISelDAGToDAG.cpp b/lib/Target/Alpha/AlphaISelDAGToDAG.cpp
index 89dee2a..0ff735d 100644
--- a/lib/Target/Alpha/AlphaISelDAGToDAG.cpp
+++ b/lib/Target/Alpha/AlphaISelDAGToDAG.cpp
@@ -236,7 +236,7 @@ void AlphaDAGToDAGISel::InstructionSelect(SelectionDAG &DAG) {
   DEBUG(BB->dump());
   
   // Select target instructions for the DAG.
-  DAG.setRoot(SelectRoot(DAG.getRoot()));
+  SelectRoot();
   DAG.RemoveDeadNodes();
 }
 
diff --git a/lib/Target/CellSPU/SPUISelDAGToDAG.cpp b/lib/Target/CellSPU/SPUISelDAGToDAG.cpp
index 84a1bd8..c8d04b4 100644
--- a/lib/Target/CellSPU/SPUISelDAGToDAG.cpp
+++ b/lib/Target/CellSPU/SPUISelDAGToDAG.cpp
@@ -347,7 +347,7 @@ SPUDAGToDAGISel::InstructionSelect(SelectionDAG &DAG)
   DEBUG(BB->dump());
 
   // Select target instructions for the DAG.
-  DAG.setRoot(SelectRoot(DAG.getRoot()));
+  SelectRoot();
   DAG.RemoveDeadNodes();
 }
 
diff --git a/lib/Target/IA64/IA64ISelDAGToDAG.cpp b/lib/Target/IA64/IA64ISelDAGToDAG.cpp
index c5c3114..8173e96 100644
--- a/lib/Target/IA64/IA64ISelDAGToDAG.cpp
+++ b/lib/Target/IA64/IA64ISelDAGToDAG.cpp
@@ -100,7 +100,7 @@ void IA64DAGToDAGISel::InstructionSelect(SelectionDAG &DAG) {
   DEBUG(BB->dump());
 
   // Select target instructions for the DAG.
-  DAG.setRoot(SelectRoot(DAG.getRoot()));
+  SelectRoot();
   DAG.RemoveDeadNodes();
 }
 
diff --git a/lib/Target/Mips/MipsISelDAGToDAG.cpp b/lib/Target/Mips/MipsISelDAGToDAG.cpp
index f463d3a..94fdb35 100644
--- a/lib/Target/Mips/MipsISelDAGToDAG.cpp
+++ b/lib/Target/Mips/MipsISelDAGToDAG.cpp
@@ -113,7 +113,7 @@ InstructionSelect(SelectionDAG &SD)
   #endif
 
   // Select target instructions for the DAG.
-  SD.setRoot(SelectRoot(SD.getRoot()));
+  SelectRoot();
 
   #ifndef NDEBUG
   DOUT << "===== Instruction selection ends:\n";
diff --git a/lib/Target/PIC16/PIC16ISelDAGToDAG.cpp b/lib/Target/PIC16/PIC16ISelDAGToDAG.cpp
index ba002bd..f1eaa39 100644
--- a/lib/Target/PIC16/PIC16ISelDAGToDAG.cpp
+++ b/lib/Target/PIC16/PIC16ISelDAGToDAG.cpp
@@ -109,7 +109,7 @@ void PIC16DAGToDAGISel::InstructionSelect(SelectionDAG &SD)
 #endif
 
   // Select target instructions for the DAG.
-  SD.setRoot(SelectRoot(SD.getRoot()));
+  SelectRoot();
 
   DOUT << "===== Instruction selection ends:\n";
 
diff --git a/lib/Target/PowerPC/PPCISelDAGToDAG.cpp b/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
index 65ab4d2..c647955 100644
--- a/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
+++ b/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
@@ -207,7 +207,7 @@ void PPCDAGToDAGISel::InstructionSelect(SelectionDAG &DAG) {
   DEBUG(BB->dump());
 
   // Select target instructions for the DAG.
-  DAG.setRoot(SelectRoot(DAG.getRoot()));
+  SelectRoot();
   DAG.RemoveDeadNodes();
 }
 
diff --git a/lib/Target/Sparc/SparcISelDAGToDAG.cpp b/lib/Target/Sparc/SparcISelDAGToDAG.cpp
index 7d2d11e..f623873 100644
--- a/lib/Target/Sparc/SparcISelDAGToDAG.cpp
+++ b/lib/Target/Sparc/SparcISelDAGToDAG.cpp
@@ -66,7 +66,7 @@ void SparcDAGToDAGISel::InstructionSelect(SelectionDAG &DAG) {
   DEBUG(BB->dump());
   
   // Select target instructions for the DAG.
-  DAG.setRoot(SelectRoot(DAG.getRoot()));
+  SelectRoot();
   DAG.RemoveDeadNodes();
 }
 
diff --git a/lib/Target/X86/X86ISelDAGToDAG.cpp b/lib/Target/X86/X86ISelDAGToDAG.cpp
index 13ed07c..21837d5 100644
--- a/lib/Target/X86/X86ISelDAGToDAG.cpp
+++ b/lib/Target/X86/X86ISelDAGToDAG.cpp
@@ -592,7 +592,7 @@ void X86DAGToDAGISel::InstructionSelect(SelectionDAG &DAG) {
   DOUT << "===== Instruction selection begins:\n";
   Indent = 0;
 #endif
-  DAG.setRoot(SelectRoot(DAG.getRoot()));
+  SelectRoot();
 #ifndef NDEBUG
   DOUT << "===== Instruction selection ends:\n";
 #endif