From 1d338fc6a4c6f2711d90350ce18e8cdff58be7eb Mon Sep 17 00:00:00 2001 From: Owen Anderson Date: Tue, 7 Oct 2008 20:22:28 +0000 Subject: Add an option to enable StrongPHIElimination, for ease of testing. llvm-svn: 57259 --- llvm/lib/CodeGen/RegAllocLinearScan.cpp | 3 +++ 1 file changed, 3 insertions(+) (limited to 'llvm/lib/CodeGen/RegAllocLinearScan.cpp') diff --git a/llvm/lib/CodeGen/RegAllocLinearScan.cpp b/llvm/lib/CodeGen/RegAllocLinearScan.cpp index 7291e12bbea..31e47f96b4c 100644 --- a/llvm/lib/CodeGen/RegAllocLinearScan.cpp +++ b/llvm/lib/CodeGen/RegAllocLinearScan.cpp @@ -26,6 +26,7 @@ #include "llvm/CodeGen/RegisterCoalescer.h" #include "llvm/Target/TargetRegisterInfo.h" #include "llvm/Target/TargetMachine.h" +#include "llvm/Target/TargetOptions.h" #include "llvm/Target/TargetInstrInfo.h" #include "llvm/ADT/EquivalenceClasses.h" #include "llvm/ADT/Statistic.h" @@ -107,6 +108,8 @@ namespace { virtual void getAnalysisUsage(AnalysisUsage &AU) const { AU.addRequired(); + if (StrongPHIElim) + AU.addRequiredID(StrongPHIEliminationID); // Make sure PassManager knows which analyses to make available // to coalescing and which analyses coalescing invalidates. AU.addRequiredTransitive(); -- cgit v1.2.3