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...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16074 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/RegAllocIterativeScan.cpp b/lib/CodeGen/RegAllocIterativeScan.cpp
index 764c884fafe648d64155a0817ea3d7b6af393bd0..ef57a689894b6bf2b3a1ca0153b868c29d6d92f1 100644 (file)
--- a/lib/CodeGen/RegAllocIterativeScan.cpp
+++ b/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/lib/CodeGen/RegAllocLinearScan.cpp b/lib/CodeGen/RegAllocLinearScan.cpp
index b9af3970e0e641ab667a0b8d7ccc4ec361db016a..4b878d964f63210438a003937577a5258038a388 100644 (file)
--- a/lib/CodeGen/RegAllocLinearScan.cpp
+++ b/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);
     }