diff options
Diffstat (limited to 'lib/Target/X86/X86ISelLowering.h')
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.h | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/lib/Target/X86/X86ISelLowering.h b/lib/Target/X86/X86ISelLowering.h index 601ed2b120..cbe83a7c24 100644 --- a/lib/Target/X86/X86ISelLowering.h +++ b/lib/Target/X86/X86ISelLowering.h @@ -494,16 +494,15 @@ namespace llvm { /// lowering. If DstAlign is zero that means it's safe to destination /// alignment can satisfy any constraint. Similarly if SrcAlign is zero it /// means there isn't a need to check it against alignment requirement, - /// probably because the source does not need to be loaded. If - /// 'ZeroOrLdSrc' is true, that means it's safe to return a - /// non-scalar-integer type, e.g. empty string source, constant, or loaded - /// from memory. 'MemcpyStrSrc' indicates whether the memcpy source is - /// constant so it does not need to be loaded. + /// probably because the source does not need to be loaded. If 'IsMemset' is + /// true, that means it's expanding a memset. If 'ZeroMemset' is true, that + /// means it's a memset of zero. 'MemcpyStrSrc' indicates whether the memcpy + /// source is constant so it does not need to be loaded. /// It returns EVT::Other if the type should be determined using generic /// target-independent logic. virtual EVT - getOptimalMemOpType(uint64_t Size, unsigned DstAlign, unsigned SrcAlign, - bool ZeroOrLdSrc, bool MemcpyStrSrc, + getOptimalMemOpType(uint64_t Size, unsigned DstAlign, unsigned SrcAlign, + bool IsMemset, bool ZeroMemset, bool MemcpyStrSrc, MachineFunction &MF) const; /// isSafeMemOpType - Returns true if it's safe to use load / store of the |