Back out this change as it broke the build last night. This should be

investicated further as the linearscan variants don't really need
LiveVariables...

llvm-svn: 16074

2 files changed, 4 insertions, 0 deletions

diff --git a/llvm/lib/CodeGen/RegAllocIterativeScan.cpp b/llvm/lib/CodeGen/RegAllocIterativeScan.cpp
index 764c884fafe..ef57a689894 100644
--- a/llvm/lib/CodeGen/RegAllocIterativeScan.cpp
+++ b/llvm/lib/CodeGen/RegAllocIterativeScan.cpp
@@ -19,6 +19,7 @@
 
 #define DEBUG_TYPE "regalloc"
 #include "llvm/Function.h"
+#include "llvm/CodeGen/LiveVariables.h"
 #include "llvm/CodeGen/MachineFunctionPass.h"
 #include "llvm/CodeGen/MachineInstr.h"
 #include "llvm/CodeGen/Passes.h"
@@ -68,6 +69,7 @@ namespace {
 
     virtual void getAnalysisUsage(AnalysisUsage &AU) const {
       AU.addRequired<LiveIntervals>();
+      AU.addRequired<LiveVariables>();
       MachineFunctionPass::getAnalysisUsage(AU);
     }
 
diff --git a/llvm/lib/CodeGen/RegAllocLinearScan.cpp b/llvm/lib/CodeGen/RegAllocLinearScan.cpp
index b9af3970e0e..4b878d964f6 100644
--- a/llvm/lib/CodeGen/RegAllocLinearScan.cpp
+++ b/llvm/lib/CodeGen/RegAllocLinearScan.cpp
@@ -13,6 +13,7 @@
 
 #define DEBUG_TYPE "regalloc"
 #include "llvm/Function.h"
+#include "llvm/CodeGen/LiveVariables.h"
 #include "llvm/CodeGen/MachineFunctionPass.h"
 #include "llvm/CodeGen/MachineInstr.h"
 #include "llvm/CodeGen/Passes.h"
@@ -66,6 +67,7 @@ namespace {
 
     virtual void getAnalysisUsage(AnalysisUsage &AU) const {
       AU.addRequired<LiveIntervals>();
+      AU.addRequired<LiveVariables>();
       MachineFunctionPass::getAnalysisUsage(AU);
     }