[llvm] r311599 - [AArch64][Falkor] Fix bug in Falkor HWPF tag collision avoidance

Geoff Berry via llvm-commits llvm-commits at lists.llvm.org
Wed Aug 23 14:11:28 PDT 2017


Author: gberry
Date: Wed Aug 23 14:11:28 2017
New Revision: 311599

URL: http://llvm.org/viewvc/llvm-project?rev=311599&view=rev
Log:
[AArch64][Falkor] Fix bug in Falkor HWPF tag collision avoidance

LDPDi was incorrectly marked as ignoring the destination register in the
prefetcher tag.

Modified:
    llvm/trunk/lib/Target/AArch64/AArch64FalkorHWPFFix.cpp

Modified: llvm/trunk/lib/Target/AArch64/AArch64FalkorHWPFFix.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AArch64/AArch64FalkorHWPFFix.cpp?rev=311599&r1=311598&r2=311599&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AArch64/AArch64FalkorHWPFFix.cpp (original)
+++ llvm/trunk/lib/Target/AArch64/AArch64FalkorHWPFFix.cpp Wed Aug 23 14:11:28 2017
@@ -592,7 +592,6 @@ static Optional<LoadInfo> getLoadInfo(co
     IsPrePost = true;
     break;
 
-  case AArch64::LDPDi:
   case AArch64::LDPQi:
     DestRegIdx = -1;
     BaseRegIdx = 2;
@@ -600,6 +599,7 @@ static Optional<LoadInfo> getLoadInfo(co
     IsPrePost = false;
     break;
 
+  case AArch64::LDPDi:
   case AArch64::LDPSWi:
   case AArch64::LDPSi:
   case AArch64::LDPWi:




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