Fix uninitialized pointer members in Target/X86

Reviewed By: LuoYuanke Differential Revision: https://reviews.llvm.org/D148312
cor3ntin · Apr 15, 2023 · caa9d6e · caa9d6e
1 parent 2a7e1a1
commit caa9d6e
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Showing 4 changed files with 9 additions and 9 deletions.
diff --git a/llvm/lib/Target/X86/X86FixupBWInsts.cpp b/llvm/lib/Target/X86/X86FixupBWInsts.cpp
@@ -148,8 +148,8 @@ class FixupBWInstPass : public MachineFunctionPass {
   /// Register Liveness information after the current instruction.
   LivePhysRegs LiveRegs;
 
-  ProfileSummaryInfo *PSI;
-  MachineBlockFrequencyInfo *MBFI;
+  ProfileSummaryInfo *PSI = nullptr;
+  MachineBlockFrequencyInfo *MBFI = nullptr;
 };
 char FixupBWInstPass::ID = 0;
 }

diff --git a/llvm/lib/Target/X86/X86LoadValueInjectionLoadHardening.cpp b/llvm/lib/Target/X86/X86LoadValueInjectionLoadHardening.cpp
@@ -154,9 +154,9 @@ class X86LoadValueInjectionLoadHardeningPass : public MachineFunctionPass {
   using EdgeSet = MachineGadgetGraph::EdgeSet;
   using NodeSet = MachineGadgetGraph::NodeSet;
 
-  const X86Subtarget *STI;
-  const TargetInstrInfo *TII;
-  const TargetRegisterInfo *TRI;
+  const X86Subtarget *STI = nullptr;
+  const TargetInstrInfo *TII = nullptr;
+  const TargetRegisterInfo *TRI = nullptr;
 
   std::unique_ptr<MachineGadgetGraph>
   getGadgetGraph(MachineFunction &MF, const MachineLoopInfo &MLI,

diff --git a/llvm/lib/Target/X86/X86PartialReduction.cpp b/llvm/lib/Target/X86/X86PartialReduction.cpp
@@ -33,8 +33,8 @@ using namespace llvm;
 namespace {
 
 class X86PartialReduction : public FunctionPass {
-  const DataLayout *DL;
-  const X86Subtarget *ST;
+  const DataLayout *DL = nullptr;
+  const X86Subtarget *ST = nullptr;
 
 public:
   static char ID; // Pass identification, replacement for typeid.

diff --git a/llvm/lib/Target/X86/X86PreTileConfig.cpp b/llvm/lib/Target/X86/X86PreTileConfig.cpp
@@ -98,8 +98,8 @@ struct BBInfo {
 };
 
 class X86PreTileConfig : public MachineFunctionPass {
-  MachineRegisterInfo *MRI;
-  const MachineLoopInfo *MLI;
+  MachineRegisterInfo *MRI = nullptr;
+  const MachineLoopInfo *MLI = nullptr;
   SmallSet<MachineInstr *, 8> DefVisited;
   DenseMap<MachineBasicBlock *, BBInfo> BBVisitedInfo;
   DenseMap<MachineBasicBlock *, SmallVector<MIRef, 8>> ShapeBBs;