[PATCH] D64114: AMDGPU: Add missing code for GDS

[Marek Olšák via Phabricator via llvm-commits]

mareko created this revision.
mareko added reviewers: nhaehnle, arsenm.
Herald added subscribers: Petar.Avramovic, t-tye, tpr, dstuttard, yaxunl, wdng, jvesely, kzhuravl.
Herald added a project: LLVM.

Is this needed?


Repository:
  rL LLVM

https://reviews.llvm.org/D64114

Files:
  lib/Target/AMDGPU/AMDGPUAliasAnalysis.cpp
  lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp


Index: lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
===================================================================
--- lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
+++ lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
@@ -137,6 +137,7 @@
   const LLT GlobalPtr = GetAddrSpacePtr(AMDGPUAS::GLOBAL_ADDRESS);
   const LLT ConstantPtr = GetAddrSpacePtr(AMDGPUAS::CONSTANT_ADDRESS);
   const LLT LocalPtr = GetAddrSpacePtr(AMDGPUAS::LOCAL_ADDRESS);
+  const LLT RegionPtr = GetAddrSpacePtr(AMDGPUAS::REGION_ADDRESS);
   const LLT FlatPtr = GetAddrSpacePtr(AMDGPUAS::FLAT_ADDRESS);
   const LLT PrivatePtr = GetAddrSpacePtr(AMDGPUAS::PRIVATE_ADDRESS);
 
@@ -147,7 +148,7 @@
   };
 
   const std::initializer_list<LLT> AddrSpaces32 = {
-    LocalPtr, PrivatePtr
+    LocalPtr, RegionPtr, PrivatePtr
   };
 
   const std::initializer_list<LLT> FPTypesBase = {
Index: lib/Target/AMDGPU/AMDGPUAliasAnalysis.cpp
===================================================================
--- lib/Target/AMDGPU/AMDGPUAliasAnalysis.cpp
+++ lib/Target/AMDGPU/AMDGPUAliasAnalysis.cpp
@@ -56,13 +56,13 @@
 // These arrays are indexed by address space value enum elements 0 ... to 7
 static const AliasResult ASAliasRules[8][8] = {
   /*                    Flat       Global    Region    Group     Constant  Private   Constant 32-bit  Buffer Fat Ptr */
-  /* Flat     */        {MayAlias, MayAlias, MayAlias, MayAlias, MayAlias, MayAlias, MayAlias,        MayAlias},
+  /* Flat     */        {MayAlias, MayAlias, NoAlias,  MayAlias, MayAlias, MayAlias, MayAlias,        MayAlias},
   /* Global   */        {MayAlias, MayAlias, NoAlias , NoAlias , MayAlias, NoAlias , MayAlias,        MayAlias},
-  /* Region   */        {MayAlias, NoAlias , NoAlias , NoAlias , MayAlias, NoAlias , MayAlias,        NoAlias},
+  /* Region   */        {NoAlias,  NoAlias , MayAlias, NoAlias , NoAlias,  NoAlias , NoAlias,         NoAlias},
   /* Group    */        {MayAlias, NoAlias , NoAlias , MayAlias, NoAlias , NoAlias , NoAlias ,        NoAlias},
-  /* Constant */        {MayAlias, MayAlias, MayAlias, NoAlias , NoAlias , NoAlias , MayAlias,        MayAlias},
+  /* Constant */        {MayAlias, MayAlias, NoAlias,  NoAlias , NoAlias , NoAlias , MayAlias,        MayAlias},
   /* Private  */        {MayAlias, NoAlias , NoAlias , NoAlias , NoAlias , MayAlias, NoAlias ,        NoAlias},
-  /* Constant 32-bit */ {MayAlias, MayAlias, MayAlias, NoAlias , MayAlias, NoAlias , NoAlias ,        MayAlias},
+  /* Constant 32-bit */ {MayAlias, MayAlias, NoAlias,  NoAlias , MayAlias, NoAlias , NoAlias ,        MayAlias},
   /* Buffer Fat Ptr  */ {MayAlias, MayAlias, NoAlias , NoAlias , MayAlias, NoAlias , MayAlias,        MayAlias}
 };
 


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