The linear scan variants do not require the LiveVariables analysis.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16071 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/RegAllocIterativeScan.cpp b/lib/CodeGen/RegAllocIterativeScan.cpp
index ddd0451b6009146381a724e0f211c0d5cc52d108..764c884fafe648d64155a0817ea3d7b6af393bd0 100644 (file)
--- a/lib/CodeGen/RegAllocIterativeScan.cpp
+++ b/lib/CodeGen/RegAllocIterativeScan.cpp
@@ -19,7 +19,6 @@
 
 #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"
@@ -68,7 +67,6 @@ namespace {
     }
 
     virtual void getAnalysisUsage(AnalysisUsage &AU) const {
-      AU.addRequired<LiveVariables>();
       AU.addRequired<LiveIntervals>();
       MachineFunctionPass::getAnalysisUsage(AU);
     }

diff --git a/lib/CodeGen/RegAllocLinearScan.cpp b/lib/CodeGen/RegAllocLinearScan.cpp
index 6858744ba1b8d3b3debd5bd86b349b2c06ad7d8f..b9af3970e0e641ab667a0b8d7ccc4ec361db016a 100644 (file)
--- a/lib/CodeGen/RegAllocLinearScan.cpp
+++ b/lib/CodeGen/RegAllocLinearScan.cpp
@@ -13,7 +13,6 @@
 
 #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"
@@ -66,7 +65,6 @@ namespace {
     }
 
     virtual void getAnalysisUsage(AnalysisUsage &AU) const {
-      AU.addRequired<LiveVariables>();
       AU.addRequired<LiveIntervals>();
       MachineFunctionPass::getAnalysisUsage(AU);
     }