arch-arm: Removing FlushPipe fault, using SquashAfter

This Patch is removing the FlushPipe ArmFault, which was used for
flushing the pipeline in favour of the general IsSquashAfter StaticInstr
flag. Using a fault was preventing tracers from tracing barriers like
ISB and from adding them to the instruction count

Change-Id: I176e9254eca904694f2f611eb486c55e50ec61ff
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-by: Giacomo Gabrielli <giacomo.gabrielli@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/5361
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>

1 files changed, 0 insertions, 10 deletions

diff --git a/src/arch/arm/faults.hh b/src/arch/arm/faults.hh
index 8d72dee91..de5061bed 100644
--- a/src/arch/arm/faults.hh
+++ b/src/arch/arm/faults.hh
@@ -546,15 +546,6 @@ class SystemError : public ArmFaultVals<SystemError>
 };
 
 // A fault that flushes the pipe, excluding the faulting instructions
-class FlushPipe : public ArmFaultVals<FlushPipe>
-{
-  public:
-    FlushPipe() {}
-    void invoke(ThreadContext *tc, const StaticInstPtr &inst =
-                StaticInst::nullStaticInstPtr) override;
-};
-
-// A fault that flushes the pipe, excluding the faulting instructions
 class ArmSev : public ArmFaultVals<ArmSev>
 {
   public:
@@ -592,7 +583,6 @@ template<> ArmFault::FaultVals ArmFaultVals<SecureMonitorTrap>::vals;
 template<> ArmFault::FaultVals ArmFaultVals<PCAlignmentFault>::vals;
 template<> ArmFault::FaultVals ArmFaultVals<SPAlignmentFault>::vals;
 template<> ArmFault::FaultVals ArmFaultVals<SystemError>::vals;
-template<> ArmFault::FaultVals ArmFaultVals<FlushPipe>::vals;
 template<> ArmFault::FaultVals ArmFaultVals<ArmSev>::vals;