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| author | Hal Finkel <hfinkel@anl.gov> | 2012-04-01 20:08:17 +0000 |
|---|---|---|
| committer | Hal Finkel <hfinkel@anl.gov> | 2012-04-01 20:08:17 +0000 |
| commit | 19aa2b5015205456b42c426ff2559e9b930e285c (patch) | |
| tree | 793ed3848a52f67804be5bf01264740368d5507f /lib | |
| parent | 730acfb413849f05e9735145d6634c4429467ab7 (diff) | |
| download | external_llvm-19aa2b5015205456b42c426ff2559e9b930e285c.zip external_llvm-19aa2b5015205456b42c426ff2559e9b930e285c.tar.gz external_llvm-19aa2b5015205456b42c426ff2559e9b930e285c.tar.bz2 | |
Enable prefetch generation on PPC64.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153851 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/PowerPC/PPCISelLowering.cpp | 3 | ||||
| -rw-r--r-- | lib/Target/PowerPC/PPCInstrInfo.td | 3 |
2 files changed, 6 insertions, 0 deletions
diff --git a/lib/Target/PowerPC/PPCISelLowering.cpp b/lib/Target/PowerPC/PPCISelLowering.cpp index 00f2dcc..96b7074 100644 --- a/lib/Target/PowerPC/PPCISelLowering.cpp +++ b/lib/Target/PowerPC/PPCISelLowering.cpp @@ -389,6 +389,9 @@ PPCTargetLowering::PPCTargetLowering(PPCTargetMachine &TM) setOperationAction(ISD::BUILD_VECTOR, MVT::v4f32, Custom); } + if (TM.getSubtarget<PPCSubtarget>().has64BitSupport()) + setOperationAction(ISD::PREFETCH, MVT::Other, Legal); + setOperationAction(ISD::ATOMIC_LOAD, MVT::i32, Expand); setOperationAction(ISD::ATOMIC_STORE, MVT::i32, Expand); diff --git a/lib/Target/PowerPC/PPCInstrInfo.td b/lib/Target/PowerPC/PPCInstrInfo.td index 3a6dbca..748486c 100644 --- a/lib/Target/PowerPC/PPCInstrInfo.td +++ b/lib/Target/PowerPC/PPCInstrInfo.td @@ -545,6 +545,9 @@ def DCBZL : DCB_Form<1014, 1, (outs), (ins memrr:$dst), "dcbzl $dst", LdStDCBF, [(int_ppc_dcbzl xoaddr:$dst)]>, PPC970_DGroup_Single; +def : Pat<(prefetch xoaddr:$dst, (i32 0), imm, (i32 1)), + (DCBT xoaddr:$dst)>; + // Atomic operations let usesCustomInserter = 1 in { let Defs = [CR0] in { |