Delete the Latency scheduling preference.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142815 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/Target/TargetMachine.h b/include/llvm/Target/TargetMachine.h
index 30c5b3ac64426afbe51fd1faa2fa5d95ef12b3ad..366a13c56e702560df8a9f4b20aae7ac50f4f710 100644 (file)
--- a/include/llvm/Target/TargetMachine.h
+++ b/include/llvm/Target/TargetMachine.h
@@ -56,7 +56,6 @@ namespace CodeGenOpt {
 namespace Sched {
   enum Preference {
     None,             // No preference
 namespace Sched {
   enum Preference {
     None,             // No preference

-    Latency,          // Scheduling for shortest total latency.

     RegPressure,      // Scheduling for lowest register pressure.
     Hybrid,           // Scheduling for both latency and register pressure.
     ILP               // Scheduling for ILP in low register pressure mode.
     RegPressure,      // Scheduling for lowest register pressure.
     Hybrid,           // Scheduling for both latency and register pressure.
     ILP               // Scheduling for ILP in low register pressure mode.

diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index 68b9146adfe1ad96d41f8d34ef4905dd41ae4957..2964bd30e684bc063083bea0a0979fa7fb7601de 100644 (file)
--- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -144,8 +144,6 @@ namespace llvm {
 
     if (OptLevel == CodeGenOpt::None)
       return createSourceListDAGScheduler(IS, OptLevel);
 
     if (OptLevel == CodeGenOpt::None)
       return createSourceListDAGScheduler(IS, OptLevel);

-    if (TLI.getSchedulingPreference() == Sched::Latency)
-      return createTDListDAGScheduler(IS, OptLevel);

     if (TLI.getSchedulingPreference() == Sched::RegPressure)
       return createBURRListDAGScheduler(IS, OptLevel);
     if (TLI.getSchedulingPreference() == Sched::Hybrid)
     if (TLI.getSchedulingPreference() == Sched::RegPressure)
       return createBURRListDAGScheduler(IS, OptLevel);
     if (TLI.getSchedulingPreference() == Sched::Hybrid)