Set the default PPC node scheduling preference to ILP (for the embedded cores).

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

diff --git a/lib/Target/PowerPC/PPCHazardRecognizers.cpp b/lib/Target/PowerPC/PPCHazardRecognizers.cpp
index c90e2951a3cc5fddbfd41485cfcc05fbf1a9f1cf..6ed1fb9e6a3c7629a28cecb37f487ed8d630b1a7 100644 (file)
--- a/lib/Target/PowerPC/PPCHazardRecognizers.cpp
+++ b/lib/Target/PowerPC/PPCHazardRecognizers.cpp
@@ -22,17 +22,29 @@
 using namespace llvm;
 
 //===----------------------------------------------------------------------===//
-// PowerPC 440 Hazard Recognizer
-void PPCHazardRecognizer440::EmitInstruction(SUnit *SU) {
+// PowerPC Scoreboard Hazard Recognizer
+void PPCScoreboardHazardRecognizer::EmitInstruction(SUnit *SU) {
   const MCInstrDesc *MCID = DAG->getInstrDesc(SU);
-  if (!MCID) {
+  if (!MCID)
     // This is a PPC pseudo-instruction.
     return;
-  }
 
   ScoreboardHazardRecognizer::EmitInstruction(SU);
 }
 
+ScheduleHazardRecognizer::HazardType
+PPCScoreboardHazardRecognizer::getHazardType(SUnit *SU, int Stalls) {
+  return ScoreboardHazardRecognizer::getHazardType(SU, Stalls);
+}
+
+void PPCScoreboardHazardRecognizer::AdvanceCycle() {
+  ScoreboardHazardRecognizer::AdvanceCycle();
+}
+
+void PPCScoreboardHazardRecognizer::Reset() {
+  ScoreboardHazardRecognizer::Reset();
+}
+
 //===----------------------------------------------------------------------===//
 // PowerPC 970 Hazard Recognizer
 //
@@ -131,7 +143,6 @@ getHazardType(SUnit *SU, int Stalls) {
     return NoHazard;
 
   unsigned Opcode = MI->getOpcode();
-
   bool isFirst, isSingle, isCracked, isLoad, isStore;
   PPCII::PPC970_Unit InstrType =
     GetInstrType(Opcode, isFirst, isSingle, isCracked,
@@ -190,7 +201,6 @@ void PPCHazardRecognizer970::EmitInstruction(SUnit *SU) {
     return;
 
   unsigned Opcode = MI->getOpcode();
-
   bool isFirst, isSingle, isCracked, isLoad, isStore;
   PPCII::PPC970_Unit InstrType =
     GetInstrType(Opcode, isFirst, isSingle, isCracked,