[llvm-commits] [llvm] r100669 - /llvm/trunk/lib/Target/ARM/ARMScheduleV7.td
Anton Korobeynikov
asl at math.spbu.ru
Wed Apr 7 11:21:52 PDT 2010
Author: asl
Date: Wed Apr 7 13:21:52 2010
New Revision: 100669
URL: http://llvm.org/viewvc/llvm-project?rev=100669&view=rev
Log:
Add some A8-based approximation for instructions with unknown cycle times
Modified:
llvm/trunk/lib/Target/ARM/ARMScheduleV7.td
Modified: llvm/trunk/lib/Target/ARM/ARMScheduleV7.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMScheduleV7.td?rev=100669&r1=100668&r2=100669&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMScheduleV7.td (original)
+++ llvm/trunk/lib/Target/ARM/ARMScheduleV7.td Wed Apr 7 13:21:52 2010
@@ -1025,6 +1025,58 @@
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
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