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| author | Richard-Qin-X <richard.qin.001@gmail.com> | 2026-08-26 17:55:16 +0800 |
|---|---|---|
| committer | Richard-Qin-X <richard.qin.001@gmail.com> | 2026-08-26 17:56:11 +0800 |
| commit | 7b3dcced70be227bb43e71d84d11a2f15fb25072 (patch) | |
| tree | 67c98166f2d26eb46f1de7979e2d8dff705ee502 /backend/lib/Target/RISCV/RISCVFrameLowering.cpp | |
| parent | 36c4344ddf1866005c62910166ca077bf2e8f62e (diff) | |
| download | rcc-project-7b3dcced70be227bb43e71d84d11a2f15fb25072.tar.gz rcc-project-7b3dcced70be227bb43e71d84d11a2f15fb25072.tar.xz | |
[RISCV] Implement push-pop optimization
Diffstat (limited to 'backend/lib/Target/RISCV/RISCVFrameLowering.cpp')
| -rw-r--r-- | backend/lib/Target/RISCV/RISCVFrameLowering.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/backend/lib/Target/RISCV/RISCVFrameLowering.cpp b/backend/lib/Target/RISCV/RISCVFrameLowering.cpp index 7ffaccb..8a40bc1 100644 --- a/backend/lib/Target/RISCV/RISCVFrameLowering.cpp +++ b/backend/lib/Target/RISCV/RISCVFrameLowering.cpp @@ -2280,6 +2280,12 @@ public: if (auto Result = Pending->addImplicitDef(Register::fromPhysical(Reg)); !Result) return std::unexpected(Result.error()); } + for (const MachineOperand &Operand : Terminator.operands()) { + if (!Operand.isImplicit()) + continue; + if (auto Result = Pending->addImplicitOperand(Operand.cloneDetached()); !Result) + return std::unexpected(Result.error()); + } if (auto Result = setFrameFlag(*Pending, MachineInstrFlag::FrameDestroy); !Result) return std::unexpected(Result.error()); auto Built = Pending->build(); |