maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

[BPF] Remove unused variables. NFCI. 

Fixes a dyn_cast<> null dereference warning.

llvm-svn: 372958
This commit is contained in:
Simon Pilgrim 2019-09-26 10:55:57 +00:00
parent ed3051917e
commit 93c8951147
1 changed files with 1 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
llvm/lib/Target/BPF/BTFDebug.cpp
View File

@ -1154,12 +1154,8 @@ bool BTFDebug::InstLower(const MachineInstr *MI, MCInst &OutMI) {
const GlobalValue *GVal = MO.getGlobal();
auto *GVar = dyn_cast<GlobalVariable>(GVal);
if (GVar && GVar->hasAttribute(BPFCoreSharedInfo::AmaAttr)) {
MDNode *MDN = GVar->getMetadata(LLVMContext::MD_preserve_access_index);
DIType *Ty = dyn_cast<DIType>(MDN);
std::string TypeName = Ty->getName();
int64_t Imm = AccessOffsets[GVar->getName().str()];
// Emit "mov ri, <imm>" for abstract member accesses.
int64_t Imm = AccessOffsets[GVar->getName().str()];
OutMI.setOpcode(BPF::MOV_ri);
OutMI.addOperand(MCOperand::createReg(MI->getOperand(0).getReg()));
OutMI.addOperand(MCOperand::createImm(Imm));