diff options
| -rw-r--r-- | lib/CodeGen/SimpleRegisterCoalescing.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/CodeGen/SimpleRegisterCoalescing.h b/lib/CodeGen/SimpleRegisterCoalescing.h index 7823ba0df4..fa63159d1c 100644 --- a/lib/CodeGen/SimpleRegisterCoalescing.h +++ b/lib/CodeGen/SimpleRegisterCoalescing.h @@ -223,6 +223,8 @@ namespace llvm { /// subregister. void UpdateRegDefsUses(unsigned SrcReg, unsigned DstReg, unsigned SubIdx); + /// RemoveDeadImpDef - Remove implicit_def instructions which are + /// "re-defining" registers due to insert_subreg coalescing. e.g. void RemoveDeadImpDef(unsigned Reg, LiveInterval &LI); /// RemoveUnnecessaryKills - Remove kill markers that are no longer accurate |