diff options
Diffstat (limited to 'clang/lib')
| -rw-r--r-- | clang/lib/CodeGen/CGBuiltin.cpp | 40 | ||||
| -rw-r--r-- | clang/lib/CodeGen/CodeGenFunction.h | 2 |
2 files changed, 22 insertions, 20 deletions
diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp index 1c57a7acf0e..b37f27d8e16 100644 --- a/clang/lib/CodeGen/CGBuiltin.cpp +++ b/clang/lib/CodeGen/CGBuiltin.cpp @@ -3122,40 +3122,40 @@ static Value *packTBLDVectorList(CodeGenFunction &CGF, ArrayRef<Value *> Ops, return CGF.EmitNeonCall(TblF, TblOps, Name); } -Value *CodeGenFunction::EmitARMBuiltinExpr(unsigned BuiltinID, - const CallExpr *E) { - unsigned HintID = static_cast<unsigned>(-1); +Value *CodeGenFunction::GetValueForARMHint(unsigned BuiltinID) { switch (BuiltinID) { - default: break; + default: + return nullptr; case ARM::BI__builtin_arm_nop: - HintID = 0; - break; + return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::arm_hint), + llvm::ConstantInt::get(Int32Ty, 0)); case ARM::BI__builtin_arm_yield: case ARM::BI__yield: - HintID = 1; - break; + return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::arm_hint), + llvm::ConstantInt::get(Int32Ty, 1)); case ARM::BI__builtin_arm_wfe: case ARM::BI__wfe: - HintID = 2; - break; + return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::arm_hint), + llvm::ConstantInt::get(Int32Ty, 2)); case ARM::BI__builtin_arm_wfi: case ARM::BI__wfi: - HintID = 3; - break; + return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::arm_hint), + llvm::ConstantInt::get(Int32Ty, 3)); case ARM::BI__builtin_arm_sev: case ARM::BI__sev: - HintID = 4; - break; + return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::arm_hint), + llvm::ConstantInt::get(Int32Ty, 4)); case ARM::BI__builtin_arm_sevl: case ARM::BI__sevl: - HintID = 5; - break; + return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::arm_hint), + llvm::ConstantInt::get(Int32Ty, 5)); } +} - if (HintID != static_cast<unsigned>(-1)) { - Function *F = CGM.getIntrinsic(Intrinsic::arm_hint); - return Builder.CreateCall(F, llvm::ConstantInt::get(Int32Ty, HintID)); - } +Value *CodeGenFunction::EmitARMBuiltinExpr(unsigned BuiltinID, + const CallExpr *E) { + if (auto Hint = GetValueForARMHint(BuiltinID)) + return Hint; if (BuiltinID == ARM::BI__builtin_arm_dbg) { Value *Option = EmitScalarExpr(E->getArg(0)); diff --git a/clang/lib/CodeGen/CodeGenFunction.h b/clang/lib/CodeGen/CodeGenFunction.h index e74abc9be6c..dc21c6d5d4b 100644 --- a/clang/lib/CodeGen/CodeGenFunction.h +++ b/clang/lib/CodeGen/CodeGenFunction.h @@ -2791,6 +2791,8 @@ private: /// GetPointeeAlignment - Given an expression with a pointer type, emit the /// value and compute our best estimate of the alignment of the pointee. std::pair<llvm::Value*, unsigned> EmitPointerWithAlignment(const Expr *Addr); + + llvm::Value *GetValueForARMHint(unsigned BuiltinID); }; /// Helper class with most of the code for saving a value for a |
