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authorAnton Korobeynikov <asl@math.spbu.ru>2010-04-07 18:21:52 +0000
committerAnton Korobeynikov <asl@math.spbu.ru>2010-04-07 18:21:52 +0000
commit9113052a1ff9a78a91d980c3205eb958efe94ae3 (patch)
treeb96c34b38b58e5ecc83954b3d51b42153a3db2b9
parentebd4cb43c2dd55f261e2515cae764d6552e2f2af (diff)
Add some A8-based approximation for instructions with unknown cycle times
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100669 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--lib/Target/ARM/ARMScheduleV7.td52
1 files changed, 52 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMScheduleV7.td b/lib/Target/ARM/ARMScheduleV7.td
index d856cb9ac7..91c6cc3e54 100644
--- a/lib/Target/ARM/ARMScheduleV7.td
+++ b/lib/Target/ARM/ARMScheduleV7.td
@@ -1025,6 +1025,58 @@ def CortexA9Itineraries : ProcessorItineraries<[
InstrStage<1, [FU_Pipe0, FU_Pipe1]>,
InstrStage<1, [FU_NPipe]>], [3]>,
//
+ // Double-register Permute Move
+ InstrItinData<IIC_VMOVD, [InstrStage<1, [FU_DRegsN], 0, Required>,
+ // FIXME: all latencies are arbitrary, no information is available
+ InstrStage<3, [FU_DRegsVFP], 0, Reserved>,
+ InstrStage<1, [FU_Pipe0, FU_Pipe1]>,
+ InstrStage<1, [FU_NLSPipe]>], [2, 1]>,
+ //
+ // Quad-register Permute Move
+ // Result written in N2, but that is relative to the last cycle of multicycle,
+ // so we use 3 for those cases
+ InstrItinData<IIC_VMOVQ, [InstrStage<1, [FU_DRegsN], 0, Required>,
+ // FIXME: all latencies are arbitrary, no information is available
+ InstrStage<4, [FU_DRegsVFP], 0, Reserved>,
+ InstrStage<1, [FU_Pipe0, FU_Pipe1]>,
+ InstrStage<2, [FU_NPipe]>], [3, 1]>,
+ //
+ // Integer to Single-precision Move
+ InstrItinData<IIC_VMOVIS , [InstrStage<1, [FU_DRegsN], 0, Required>,
+ // FIXME: all latencies are arbitrary, no information is available
+ InstrStage<3, [FU_DRegsVFP], 0, Reserved>,
+ InstrStage<1, [FU_Pipe0, FU_Pipe1]>,
+ InstrStage<1, [FU_NPipe]>], [2, 1]>,
+ //
+ // Integer to Double-precision Move
+ InstrItinData<IIC_VMOVID , [InstrStage<1, [FU_DRegsN], 0, Required>,
+ // FIXME: all latencies are arbitrary, no information is available
+ InstrStage<3, [FU_DRegsVFP], 0, Reserved>,
+ InstrStage<1, [FU_Pipe0, FU_Pipe1]>,
+ InstrStage<1, [FU_NPipe]>], [2, 1, 1]>,
+ //
+ // Single-precision to Integer Move
+ InstrItinData<IIC_VMOVSI , [InstrStage<1, [FU_DRegsN], 0, Required>,
+ // FIXME: all latencies are arbitrary, no information is available
+ InstrStage<3, [FU_DRegsVFP], 0, Reserved>,
+ InstrStage<1, [FU_Pipe0, FU_Pipe1]>,
+ InstrStage<1, [FU_NPipe]>], [2, 1]>,
+ //
+ // Double-precision to Integer Move
+ InstrItinData<IIC_VMOVDI , [InstrStage<1, [FU_DRegsN], 0, Required>,
+ // FIXME: all latencies are arbitrary, no information is available
+ InstrStage<3, [FU_DRegsVFP], 0, Reserved>,
+ InstrStage<1, [FU_Pipe0, FU_Pipe1]>,
+ InstrStage<1, [FU_NPipe]>], [2, 2, 1]>,
+ //
+ // Integer to Lane Move
+ InstrItinData<IIC_VMOVISL , [InstrStage<1, [FU_DRegsN], 0, Required>,
+ // FIXME: all latencies are arbitrary, no information is available
+ InstrStage<4, [FU_DRegsVFP], 0, Reserved>,
+ InstrStage<1, [FU_Pipe0, FU_Pipe1]>,
+ InstrStage<2, [FU_NPipe]>], [3, 1, 1]>,
+
+ //
// Double-register FP Unary
InstrItinData<IIC_VUNAD, [InstrStage<1, [FU_DRegsN], 0, Required>,
// Extra latency cycles since wbck is 6 cycles