diff options
| author | Dale Johannesen <dalej@apple.com> | 2008-10-24 22:08:01 +0000 |
|---|---|---|
| committer | Dale Johannesen <dalej@apple.com> | 2008-10-24 22:08:01 +0000 |
| commit | f14df0234030edee0ae02dfc1de3a4eb0c3b5977 (patch) | |
| tree | 93644ecd234a6054d49b43c9eb00aed3682a8289 /lib | |
| parent | c12e5812be4dacc30781db84b045775c46580240 (diff) | |
Mark MFCR as reading all condition code registers.
Prevents some more overzealous deletions (mostly
in AltiVec code).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58121 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/PowerPC/PPCInstrInfo.td | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/Target/PowerPC/PPCInstrInfo.td b/lib/Target/PowerPC/PPCInstrInfo.td index 430e9ef4e6..0673361be4 100644 --- a/lib/Target/PowerPC/PPCInstrInfo.td +++ b/lib/Target/PowerPC/PPCInstrInfo.td @@ -1095,8 +1095,10 @@ def MFVRSAVE : XFXForm_1_ext<31, 339, 256, (outs GPRC:$rT), (ins), def MTCRF : XFXForm_5<31, 144, (outs), (ins crbitm:$FXM, GPRC:$rS), "mtcrf $FXM, $rS", BrMCRX>, PPC970_MicroCode, PPC970_Unit_CRU; +let Uses = [CR0, CR1, CR2, CR3, CR4, CR5, CR6, CR7] in { def MFCR : XFXForm_3<31, 19, (outs GPRC:$rT), (ins), "mfcr $rT", SprMFCR>, PPC970_MicroCode, PPC970_Unit_CRU; +} def MFOCRF: XFXForm_5a<31, 19, (outs GPRC:$rT), (ins crbitm:$FXM), "mfcr $rT, $FXM", SprMFCR>, PPC970_DGroup_First, PPC970_Unit_CRU; |