Cortex-A9 latency fixes (w/ -schedmodel only).

Quick review against the manual revealed a few obvious mistakes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164361 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM/ARMScheduleA9.td b/lib/Target/ARM/ARMScheduleA9.td
index 4159a9ac11becb0db1c7bbed306c6851957e4f44..404634fee989ba883b5b2eb6032e8aa9060c2ec1 100644 (file)
--- a/lib/Target/ARM/ARMScheduleA9.td
+++ b/lib/Target/ARM/ARMScheduleA9.td
@@ -1938,13 +1938,13 @@ def A9WriteFMulS  : SchedWriteRes<[A9UnitFP, A9UnitAGU]> { let Latency = 5; }
 def A9WriteFMulD  : SchedWriteRes<[A9UnitFP, A9UnitAGU]> { let Latency = 6; }
 def A9WriteFMAS   : SchedWriteRes<[A9UnitFP, A9UnitAGU]> { let Latency = 8; }
 def A9WriteFMAD   : SchedWriteRes<[A9UnitFP, A9UnitAGU]> { let Latency = 9; }
-def A9WriteFDivS  : SchedWriteRes<[A9UnitFP, A9UnitAGU]> { let Latency = 10; }
-def A9WriteFDivD  : SchedWriteRes<[A9UnitFP, A9UnitAGU]> { let Latency = 20; }
-def A9WriteFSqrtS : SchedWriteRes<[A9UnitFP, A9UnitAGU]> { let Latency = 13; }
-def A9WriteFSqrtD : SchedWriteRes<[A9UnitFP, A9UnitAGU]> { let Latency = 28; }
+def A9WriteFDivS  : SchedWriteRes<[A9UnitFP, A9UnitAGU]> { let Latency = 15; }
+def A9WriteFDivD  : SchedWriteRes<[A9UnitFP, A9UnitAGU]> { let Latency = 25; }
+def A9WriteFSqrtS : SchedWriteRes<[A9UnitFP, A9UnitAGU]> { let Latency = 17; }
+def A9WriteFSqrtD : SchedWriteRes<[A9UnitFP, A9UnitAGU]> { let Latency = 32; }
 
 // NEON has an odd mix of latencies. Simply name the write types by latency.
-def A9WriteV1 : SchedWriteRes<[A9UnitFP, A9UnitAGU]> { let Latency = 2; }
+def A9WriteV1 : SchedWriteRes<[A9UnitFP, A9UnitAGU]> { let Latency = 1; }
 def A9WriteV2 : SchedWriteRes<[A9UnitFP, A9UnitAGU]> { let Latency = 2; }
 def A9WriteV3 : SchedWriteRes<[A9UnitFP, A9UnitAGU]> { let Latency = 3; }
 def A9WriteV4 : SchedWriteRes<[A9UnitFP, A9UnitAGU]> { let Latency = 4; }