diff options
Diffstat (limited to 'llvm/lib/Target/X86/X86FrameLowering.h')
| -rw-r--r-- | llvm/lib/Target/X86/X86FrameLowering.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/llvm/lib/Target/X86/X86FrameLowering.h b/llvm/lib/Target/X86/X86FrameLowering.h index 13c4c31d93c..3fa64b31085 100644 --- a/llvm/lib/Target/X86/X86FrameLowering.h +++ b/llvm/lib/Target/X86/X86FrameLowering.h @@ -18,6 +18,7 @@ namespace llvm { +class MachineInstrBuilder; class MCCFIInstruction; class X86Subtarget; class X86RegisterInfo; @@ -112,7 +113,7 @@ public: /// Emit a series of instructions to increment / decrement the stack /// pointer by a constant value. void emitSPUpdate(MachineBasicBlock &MBB, MachineBasicBlock::iterator &MBBI, - int64_t NumBytes, bool UseLEA) const; + int64_t NumBytes, bool InEpilogue) const; /// Check that LEA can be used on SP in an epilogue sequence for \p MF. bool canUseLEAForSPInEpilogue(const MachineFunction &MF) const; @@ -144,6 +145,12 @@ private: void BuildStackAlignAND(MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI, DebugLoc DL, uint64_t MaxAlign) const; + + /// Adjusts the stack pointer using LEA, SUB, or ADD. + MachineInstrBuilder BuildStackAdjustment(MachineBasicBlock &MBB, + MachineBasicBlock::iterator MBBI, + DebugLoc DL, int64_t Offset, + bool InEpilogue) const; }; } // End llvm namespace |
