diff options
| author | Hal Finkel <hfinkel@anl.gov> | 2011-12-06 20:55:36 +0000 |
|---|---|---|
| committer | Hal Finkel <hfinkel@anl.gov> | 2011-12-06 20:55:36 +0000 |
| commit | d21e930eac3d99dd77ee33ea5826700b4bc97ae8 (patch) | |
| tree | b16564f71be4419178b3f51f51232fc028515054 /lib/Target/PowerPC/PPCInstrInfo.td | |
| parent | 16588e794c7528c24fb15ee8e28653bffe78c3da (diff) | |
| download | llvm-d21e930eac3d99dd77ee33ea5826700b4bc97ae8.tar.gz llvm-d21e930eac3d99dd77ee33ea5826700b4bc97ae8.tar.bz2 llvm-d21e930eac3d99dd77ee33ea5826700b4bc97ae8.tar.xz | |
add RESTORE_CR and support CR unspills
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145961 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/PowerPC/PPCInstrInfo.td')
| -rw-r--r-- | lib/Target/PowerPC/PPCInstrInfo.td | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Target/PowerPC/PPCInstrInfo.td b/lib/Target/PowerPC/PPCInstrInfo.td index 74a42ba8c4..ec54867d49 100644 --- a/lib/Target/PowerPC/PPCInstrInfo.td +++ b/lib/Target/PowerPC/PPCInstrInfo.td @@ -402,6 +402,11 @@ let usesCustomInserter = 1, // Expanded after instruction selection. def SPILL_CR : Pseudo<(outs), (ins GPRC:$cond, memri:$F), "", []>; +// RESTORE_CR - Indicate that we're restoring the CR register (previously +// spilled), so we'll need to scavenge a register for it. +def RESTORE_CR : Pseudo<(outs GPRC:$cond), (ins memri:$F), + "", []>; + let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7 in { let isReturn = 1, Uses = [LR, RM] in def BLR : XLForm_2_br<19, 16, 0, (outs), (ins pred:$p), |