Add support to model pipeline bypass / forwarding.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115005 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMSchedule.td b/lib/Target/ARM/ARMSchedule.td
index c64c439..96c9fa0 100644
--- a/lib/Target/ARM/ARMSchedule.td
+++ b/lib/Target/ARM/ARMSchedule.td
@@ -156,7 +156,7 @@
 //===----------------------------------------------------------------------===//
 // Processor instruction itineraries.
 
-def GenericItineraries : ProcessorItineraries<[], []>;
+def GenericItineraries : ProcessorItineraries<[], [], []>;
 
 include "ARMScheduleV6.td"
 include "ARMScheduleA8.td"
diff --git a/lib/Target/ARM/ARMScheduleA8.td b/lib/Target/ARM/ARMScheduleA8.td
index 864ada0..6bec637 100644
--- a/lib/Target/ARM/ARMScheduleA8.td
+++ b/lib/Target/ARM/ARMScheduleA8.td
@@ -25,7 +25,8 @@
 // Dual issue pipeline represented by A8_Pipe0 | A8_Pipe1
 //
 def CortexA8Itineraries : ProcessorItineraries<
-  [A8_Issue, A8_Pipe0, A8_Pipe1, A8_LdSt0, A8_LdSt1, A8_NPipe, A8_NLSPipe], [
+  [A8_Issue, A8_Pipe0, A8_Pipe1, A8_LdSt0, A8_LdSt1, A8_NPipe, A8_NLSPipe],
+  [], [
   // Two fully-pipelined integer ALU pipelines
   //
   // No operand cycles
diff --git a/lib/Target/ARM/ARMScheduleA9.td b/lib/Target/ARM/ARMScheduleA9.td
index 165ecbc..1deb846 100644
--- a/lib/Target/ARM/ARMScheduleA9.td
+++ b/lib/Target/ARM/ARMScheduleA9.td
@@ -26,7 +26,7 @@
 // Dual issue pipeline represented by A9_Pipe0 | A9_Pipe1
 //
 def CortexA9Itineraries : ProcessorItineraries<
-  [A9_NPipe, A9_DRegsN, A9_DRegsVFP, A9_LSPipe, A9_Pipe0, A9_Pipe1], [
+  [A9_NPipe, A9_DRegsN, A9_DRegsVFP, A9_LSPipe, A9_Pipe0, A9_Pipe1], [], [
   // Two fully-pipelined integer ALU pipelines
   // FIXME: There are no operand latencies for these instructions at all!
   //
diff --git a/lib/Target/ARM/ARMScheduleV6.td b/lib/Target/ARM/ARMScheduleV6.td
index 866e2e1..2e8a6a3 100644
--- a/lib/Target/ARM/ARMScheduleV6.td
+++ b/lib/Target/ARM/ARMScheduleV6.td
@@ -19,7 +19,7 @@
 // Scheduling information derived from "ARM1176JZF-S Technical Reference Manual"
 //
 def ARMV6Itineraries : ProcessorItineraries<
-  [V6_Pipe], [
+  [V6_Pipe], [], [
   //
   // No operand cycles
   InstrItinData<IIC_iALUx    , [InstrStage<1, [V6_Pipe]>]>,