diff options
| author | Owen Anderson <resistor@mac.com> | 2011-12-08 22:15:21 +0000 |
|---|---|---|
| committer | Owen Anderson <resistor@mac.com> | 2011-12-08 22:15:21 +0000 |
| commit | 243eb9ecbbc6775e346e94025bd255bbceac9fca (patch) | |
| tree | 26975684ff2a5e19713b8ab4a7217846919a1e98 /lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp | |
| parent | 6b044c26094a9f86da7d12945b00a47a5f07cf6d (diff) | |
Enhance both TargetLibraryInfo and SelectionDAGBuilder so that the latter can use the former to prevent the formation of libm SDNode's when -fno-builtin is passed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146193 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp index c70957695a..f6263533f0 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp @@ -41,6 +41,7 @@ #include "llvm/Target/TargetRegisterInfo.h" #include "llvm/Target/TargetIntrinsicInfo.h" #include "llvm/Target/TargetInstrInfo.h" +#include "llvm/Target/TargetLibraryInfo.h" #include "llvm/Target/TargetLowering.h" #include "llvm/Target/TargetMachine.h" #include "llvm/Target/TargetOptions.h" @@ -269,6 +270,7 @@ SelectionDAGISel::SelectionDAGISel(const TargetMachine &tm, initializeGCModuleInfoPass(*PassRegistry::getPassRegistry()); initializeAliasAnalysisAnalysisGroup(*PassRegistry::getPassRegistry()); initializeBranchProbabilityInfoPass(*PassRegistry::getPassRegistry()); + initializeTargetLibraryInfoPass(*PassRegistry::getPassRegistry()); } SelectionDAGISel::~SelectionDAGISel() { @@ -282,6 +284,7 @@ void SelectionDAGISel::getAnalysisUsage(AnalysisUsage &AU) const { AU.addPreserved<AliasAnalysis>(); AU.addRequired<GCModuleInfo>(); AU.addPreserved<GCModuleInfo>(); + AU.addRequired<TargetLibraryInfo>(); if (UseMBPI && OptLevel != CodeGenOpt::None) AU.addRequired<BranchProbabilityInfo>(); MachineFunctionPass::getAnalysisUsage(AU); @@ -339,6 +342,7 @@ bool SelectionDAGISel::runOnMachineFunction(MachineFunction &mf) { MF = &mf; RegInfo = &MF->getRegInfo(); AA = &getAnalysis<AliasAnalysis>(); + LibInfo = &getAnalysis<TargetLibraryInfo>(); GFI = Fn.hasGC() ? &getAnalysis<GCModuleInfo>().getFunctionInfo(Fn) : 0; DEBUG(dbgs() << "\n\n\n=== " << Fn.getName() << "\n"); @@ -353,7 +357,7 @@ bool SelectionDAGISel::runOnMachineFunction(MachineFunction &mf) { else FuncInfo->BPI = 0; - SDB->init(GFI, *AA); + SDB->init(GFI, *AA, LibInfo); SelectAllBasicBlocks(Fn); |