RPCS3/llvm-mirror
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2025-01-13 07:00:59 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Add MachineRegisterInfo::use_empty.

Browse Source 
llvm-svn: 52451
This commit is contained in:
Evan Cheng 2008-06-18 07:47:55 +00:00
parent cba32609d2
commit e447be0532
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
include/llvm/CodeGen/MachineRegisterInfo.h
View File

@ -90,6 +90,10 @@ public:
}
static use_iterator use_end() { return use_iterator(0); }
/// use_empty - Return true if there are no instructions using the specified
/// register.
bool use_empty(unsigned RegNo) const { return use_begin(RegNo) == use_end(); }
/// replaceRegWith - Replace all instances of FromReg with ToReg in the
/// machine function. This is like llvm-level X->replaceAllUsesWith(Y),