diff options
Diffstat (limited to 'llvm/lib/Target/AArch64/AArch64FrameLowering.h')
| -rw-r--r-- | llvm/lib/Target/AArch64/AArch64FrameLowering.h | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/llvm/lib/Target/AArch64/AArch64FrameLowering.h b/llvm/lib/Target/AArch64/AArch64FrameLowering.h index 20d1d6a..38aa28b1 100644 --- a/llvm/lib/Target/AArch64/AArch64FrameLowering.h +++ b/llvm/lib/Target/AArch64/AArch64FrameLowering.h @@ -24,6 +24,11 @@ class AArch64FunctionInfo; class AArch64PrologueEmitter; class AArch64EpilogueEmitter; +struct SVEStackSizes { + uint64_t ZPRStackSize{0}; + uint64_t PPRStackSize{0}; +}; + class AArch64FrameLowering : public TargetFrameLowering { public: explicit AArch64FrameLowering() @@ -147,7 +152,16 @@ public: bool requiresSaveVG(const MachineFunction &MF) const; - StackOffset getSVEStackSize(const MachineFunction &MF) const; + /// Returns the size of the entire ZPR stackframe (calleesaves + spills). + StackOffset getZPRStackSize(const MachineFunction &MF) const; + + /// Returns the size of the entire PPR stackframe (calleesaves + spills). + StackOffset getPPRStackSize(const MachineFunction &MF) const; + + /// Returns the size of the entire SVE stackframe (PPRs + ZPRs). + StackOffset getSVEStackSize(const MachineFunction &MF) const { + return getZPRStackSize(MF) + getPPRStackSize(MF); + } friend class AArch64PrologueEpilogueCommon; friend class AArch64PrologueEmitter; @@ -167,10 +181,6 @@ private: /// Returns true if CSRs should be paired. bool producePairRegisters(MachineFunction &MF) const; - int64_t estimateSVEStackObjectOffsets(MachineFrameInfo &MF) const; - int64_t assignSVEStackObjectOffsets(MachineFrameInfo &MF, - int &MinCSFrameIndex, - int &MaxCSFrameIndex) const; /// Make a determination whether a Hazard slot is used and create it if /// needed. void determineStackHazardSlot(MachineFunction &MF, |