diff options
author | Anton Korobeynikov <asl@math.spbu.ru> | 2010-04-07 18:20:07 +0000 |
---|---|---|
committer | Anton Korobeynikov <asl@math.spbu.ru> | 2010-04-07 18:20:07 +0000 |
commit | 268b7446cfc14c35758f1b0b6b00eeaef3a43f5c (patch) | |
tree | 2836317829cf235560881432187762bbc8b585f4 /lib/Target | |
parent | a31c6fb65e3741fc195ec7f89dc2ac4761ea298a (diff) | |
download | external_llvm-268b7446cfc14c35758f1b0b6b00eeaef3a43f5c.zip external_llvm-268b7446cfc14c35758f1b0b6b00eeaef3a43f5c.tar.gz external_llvm-268b7446cfc14c35758f1b0b6b00eeaef3a43f5c.tar.bz2 |
Some easy NEON scheduling goodness for A9
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100651 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target')
-rw-r--r-- | lib/Target/ARM/ARMScheduleV7.td | 54 |
1 files changed, 53 insertions, 1 deletions
diff --git a/lib/Target/ARM/ARMScheduleV7.td b/lib/Target/ARM/ARMScheduleV7.td index 77142ce..5397320 100644 --- a/lib/Target/ARM/ARMScheduleV7.td +++ b/lib/Target/ARM/ARMScheduleV7.td @@ -780,7 +780,59 @@ def CortexA9Itineraries : ProcessorItineraries<[ InstrItinData<IIC_fpMOVDI, [InstrStage2<1, [FU_DRegsVFP], 0, Required>, InstrStage2<2, [FU_DRegsN], 0, Reserved>, InstrStage<1, [FU_Pipe0, FU_Pipe1]>, - InstrStage<1, [FU_NPipe]>], [1, 1, 1]> + InstrStage<1, [FU_NPipe]>], [1, 1, 1]>, + // NEON + // Issue through integer pipeline, and execute in NEON unit. + + // + // Double-register Integer Binary + InstrItinData<IIC_VBINiD, [InstrStage2<1, [FU_DRegsN], 0, Required>, + // Extra 3 latency cycle since wbck is 6 cycles + InstrStage2<7, [FU_DRegsVFP], 0, Reserved>, + InstrStage<1, [FU_Pipe0, FU_Pipe1]>, + InstrStage<1, [FU_NPipe]>], [3, 2, 2]>, + // + // Quad-register Integer Binary + InstrItinData<IIC_VBINiQ, [InstrStage2<1, [FU_DRegsN], 0, Required>, + // Extra 3 latency cycle since wbck is 6 cycles + InstrStage2<7, [FU_DRegsVFP], 0, Reserved>, + InstrStage<1, [FU_Pipe0, FU_Pipe1]>, + InstrStage<1, [FU_NPipe]>], [3, 2, 2]>, + // + // Double-register Integer Subtract + InstrItinData<IIC_VSUBiD, [InstrStage2<1, [FU_DRegsN], 0, Required>, + // Extra 3 latency cycle since wbck is 6 cycles + InstrStage2<7, [FU_DRegsVFP], 0, Reserved>, + InstrStage<1, [FU_Pipe0, FU_Pipe1]>, + InstrStage<1, [FU_NPipe]>], [3, 2, 1]>, + // + // Quad-register Integer Subtract + InstrItinData<IIC_VSUBiQ, [InstrStage2<1, [FU_DRegsN], 0, Required>, + // Extra 3 latency cycle since wbck is 6 cycles + InstrStage2<7, [FU_DRegsVFP], 0, Reserved>, + InstrStage<1, [FU_Pipe0, FU_Pipe1]>, + InstrStage<1, [FU_NPipe]>], [3, 2, 1]>, + // + // Double-register Integer Shift + InstrItinData<IIC_VSHLiD, [InstrStage2<1, [FU_DRegsN], 0, Required>, + // Extra 3 latency cycle since wbck is 6 cycles + InstrStage2<7, [FU_DRegsVFP], 0, Reserved>, + InstrStage<1, [FU_Pipe0, FU_Pipe1]>, + InstrStage<1, [FU_NPipe]>], [3, 1, 1]>, + // + // Double-register Integer Binary (4 cycle) + InstrItinData<IIC_VBINi4D, [InstrStage2<1, [FU_DRegsN], 0, Required>, + // Extra 3 latency cycle since wbck is 6 cycles + InstrStage2<7, [FU_DRegsVFP], 0, Reserved>, + InstrStage<1, [FU_Pipe0, FU_Pipe1]>, + InstrStage<1, [FU_NPipe]>], [4, 2, 2]>, + // + // Quad-register Integer Binary (4 cycle) + InstrItinData<IIC_VBINi4Q, [InstrStage2<1, [FU_DRegsN], 0, Required>, + // Extra 3 latency cycle since wbck is 6 cycles + InstrStage2<7, [FU_DRegsVFP], 0, Reserved>, + InstrStage<1, [FU_Pipe0, FU_Pipe1]>, + InstrStage<1, [FU_NPipe]>], [4, 2, 2]> ]>; |