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| author | Richard-Qin-X <richard.qin.001@gmail.com> | 2026-08-15 00:38:20 +0800 |
|---|---|---|
| committer | Richard-Qin-X <richard.qin.001@gmail.com> | 2026-08-15 00:38:20 +0800 |
| commit | f6fdfb8d484b4e52cdb24a94a31b0f00d41a5eb7 (patch) | |
| tree | 9362d0230db6174acdbe095288f4bbb1c4a896a9 /backend/include/rcc/CodeGen/GlobalISel/LegalizerHelper.h | |
| parent | 7e2660ad5b7ec5b74cafed27f674939691f9e0fc (diff) | |
| download | rcc-project-f6fdfb8d484b4e52cdb24a94a31b0f00d41a5eb7.tar.gz rcc-project-f6fdfb8d484b4e52cdb24a94a31b0f00d41a5eb7.tar.xz | |
[GlobalISel] Match LLVM CSE builder result semantics
Diffstat (limited to 'backend/include/rcc/CodeGen/GlobalISel/LegalizerHelper.h')
| -rw-r--r-- | backend/include/rcc/CodeGen/GlobalISel/LegalizerHelper.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/backend/include/rcc/CodeGen/GlobalISel/LegalizerHelper.h b/backend/include/rcc/CodeGen/GlobalISel/LegalizerHelper.h index 0fdc89f..ece0793 100644 --- a/backend/include/rcc/CodeGen/GlobalISel/LegalizerHelper.h +++ b/backend/include/rcc/CodeGen/GlobalISel/LegalizerHelper.h @@ -70,6 +70,10 @@ private: LowLevelType NarrowType); [[nodiscard]] Expected<void> narrowScalarExt(MachineInstr &Instruction, std::size_t TypeIndex, LowLevelType NarrowType); + [[nodiscard]] Expected<void> widenScalarAddSubOverflow(MachineInstr &Instruction, + std::size_t TypeIndex, + LowLevelType WideType); + [[nodiscard]] Expected<void> lowerSignedAddSubOverflow(MachineInstr &Instruction); MachineFunction &Function; MachineRegisterInfo &MRI; |