[Openmp-commits] [PATCH] D123527: [libomptarget][amdgpu] Add hidden_heap_v1 kernarg metadata

[Saiyedul Islam via Phabricator via Openmp-commits]

saiislam created this revision.
saiislam added reviewers: jdoerfert, JonChesterfield, carlo.bertolli.
Herald added subscribers: kerbowa, t-tye, tpr, dstuttard, yaxunl, jvesely, kzhuravl.
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saiislam requested review of this revision.
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Code object version 5 adds support of hidden_heap_v1 kernarg
metadata field [1]. It is a global address space pointer to an
initialized memory buffer that conforms to the requirements of the
malloc/free device library V1 version implementation.

[1] https://llvm.org/docs/AMDGPUUsage.html#amdgpu-amdhsa-code-object-kernel-argument-metadata-map-table-v5


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D123527

Files:
  openmp/libomptarget/plugins/amdgpu/impl/system.cpp


Index: openmp/libomptarget/plugins/amdgpu/impl/system.cpp
===================================================================
--- openmp/libomptarget/plugins/amdgpu/impl/system.cpp
+++ openmp/libomptarget/plugins/amdgpu/impl/system.cpp
@@ -58,6 +58,7 @@
     HiddenCompletionAction,
     HiddenMultiGridSyncArg,
     HiddenHostcallBuffer,
+    HiddenHeapV1,
     Unknown
   };
 
@@ -93,6 +94,7 @@
     {"hidden_multigrid_sync_arg",
      KernelArgMD::ValueKind::HiddenMultiGridSyncArg},
     {"hidden_hostcall_buffer", KernelArgMD::ValueKind::HiddenHostcallBuffer},
+    {"hidden_heap_v1", KernelArgMD::ValueKind::HiddenHeapV1}
 };
 
 namespace core {
@@ -154,6 +156,7 @@
   case KernelArgMD::ValueKind::HiddenCompletionAction:
   case KernelArgMD::ValueKind::HiddenMultiGridSyncArg:
   case KernelArgMD::ValueKind::HiddenHostcallBuffer:
+  case KernelArgMD::ValueKind::HiddenHeapV1:
     return true;
   default:
     return false;


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