diff options
| author | vitalyisaev <[email protected]> | 2023-06-29 10:00:50 +0300 |
|---|---|---|
| committer | vitalyisaev <[email protected]> | 2023-06-29 10:00:50 +0300 |
| commit | 6ffe9e53658409f212834330e13564e4952558f6 (patch) | |
| tree | 85b1e00183517648b228aafa7c8fb07f5276f419 /contrib/libs/llvm14/include/llvm/CodeGen/MachineLoopUtils.h | |
| parent | 726057070f9c5a91fc10fde0d5024913d10f1ab9 (diff) | |
YQ Connector: support managed ClickHouse
Со стороны dqrun можно обратиться к инстансу коннектора, который работает на streaming стенде, и извлечь данные из облачного CH.
Diffstat (limited to 'contrib/libs/llvm14/include/llvm/CodeGen/MachineLoopUtils.h')
| -rw-r--r-- | contrib/libs/llvm14/include/llvm/CodeGen/MachineLoopUtils.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/contrib/libs/llvm14/include/llvm/CodeGen/MachineLoopUtils.h b/contrib/libs/llvm14/include/llvm/CodeGen/MachineLoopUtils.h new file mode 100644 index 00000000000..1a339989e2a --- /dev/null +++ b/contrib/libs/llvm14/include/llvm/CodeGen/MachineLoopUtils.h @@ -0,0 +1,52 @@ +#pragma once + +#ifdef __GNUC__ +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wunused-parameter" +#endif + +//=- MachineLoopUtils.h - Helper functions for manipulating loops -*- C++ -*-=// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// + +#ifndef LLVM_CODEGEN_MACHINELOOPUTILS_H +#define LLVM_CODEGEN_MACHINELOOPUTILS_H + +namespace llvm { +class MachineBasicBlock; +class MachineRegisterInfo; +class TargetInstrInfo; + +enum LoopPeelDirection { + LPD_Front, ///< Peel the first iteration of the loop. + LPD_Back ///< Peel the last iteration of the loop. +}; + +/// Peels a single block loop. Loop must have two successors, one of which +/// must be itself. Similarly it must have two predecessors, one of which must +/// be itself. +/// +/// The loop block is copied and inserted into the CFG such that two copies of +/// the loop follow on from each other. The copy is inserted either before or +/// after the loop based on Direction. +/// +/// Phis are updated and an unconditional branch inserted at the end of the +/// clone so as to execute a single iteration. +/// +/// The trip count of Loop is not updated. +MachineBasicBlock *PeelSingleBlockLoop(LoopPeelDirection Direction, + MachineBasicBlock *Loop, + MachineRegisterInfo &MRI, + const TargetInstrInfo *TII); + +} // namespace llvm + +#endif // LLVM_CODEGEN_MACHINELOOPUTILS_H + +#ifdef __GNUC__ +#pragma GCC diagnostic pop +#endif |
