diff options
Diffstat (limited to 'llvm/lib/Target/PowerPC/PPCInstrInfo.td')
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCInstrInfo.td | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCInstrInfo.td b/llvm/lib/Target/PowerPC/PPCInstrInfo.td index a932d05b24e..43dcc4479cf 100644 --- a/llvm/lib/Target/PowerPC/PPCInstrInfo.td +++ b/llvm/lib/Target/PowerPC/PPCInstrInfo.td @@ -257,6 +257,13 @@ def PPCvcmp_o : SDNode<"PPCISD::VCMPo", SDT_PPCvcmp, [SDNPOutGlue]>; def PPCcondbranch : SDNode<"PPCISD::COND_BRANCH", SDT_PPCcondbr, [SDNPHasChain, SDNPOptInGlue]>; +// PPC-specific atomic operations. +def PPCatomicCmpSwap_8 : + SDNode<"PPCISD::ATOMIC_CMP_SWAP_8", SDTAtomic3, + [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; +def PPCatomicCmpSwap_16 : + SDNode<"PPCISD::ATOMIC_CMP_SWAP_16", SDTAtomic3, + [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; def PPClbrx : SDNode<"PPCISD::LBRX", SDT_PPClbrx, [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>; def PPCstbrx : SDNode<"PPCISD::STBRX", SDT_PPCstbrx, @@ -1710,6 +1717,11 @@ let usesCustomInserter = 1 in { } } +def : Pat<(PPCatomicCmpSwap_8 xoaddr:$ptr, i32:$old, i32:$new), + (ATOMIC_CMP_SWAP_I8 xoaddr:$ptr, i32:$old, i32:$new)>; +def : Pat<(PPCatomicCmpSwap_16 xoaddr:$ptr, i32:$old, i32:$new), + (ATOMIC_CMP_SWAP_I16 xoaddr:$ptr, i32:$old, i32:$new)>; + // Instructions to support atomic operations let mayLoad = 1, mayStore = 0, hasSideEffects = 0 in { def LBARX : XForm_1<31, 52, (outs gprc:$rD), (ins memrr:$src), |
