placeholders for shadow var bind

CHIP-SPV · Oct 19, 2024 · 209add7 · 209add7
1 parent f0d2cd9
commit 209add7
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diff --git a/src/CHIPBackend.cc b/src/CHIPBackend.cc
@@ -84,6 +84,16 @@ static void queueVariableInitShadowKernel(chipstar::Queue *Q,
   queueKernel(Q, K);
 }
 
+static void initDeviceHeap(chipstar::Queue &Q, chipstar::Module &M) {
+  logTrace("initDeviceHeap()");
+  chipstar::DeviceVar *Var = M.getGlobalVar(ChipDeviceHeapName);
+  if (!Var)
+    return;
+  void* device_heap = Var->getDevAddr();
+  // TODO: initialize device heap by enqueuing a kernel that calls init_device_heap
+  // prob call queueVariableInfoShadowKernel
+}
+
 chipstar::CallbackData::CallbackData(hipStreamCallback_t TheCallbackF,
                                      void *TheCallbackArgs,
                                      chipstar::Queue *TheChipQueue)

diff --git a/src/common.hh b/src/common.hh
@@ -90,4 +90,7 @@ constexpr char ChipSpilledArgsVarPrefix[] = "__chip_spilled_args_";
 /// the abort() function was called by a kernel.
 constexpr char ChipDeviceAbortFlagName[] = "__chipspv_abort_called";
 
+/// The name of a global variable which is the device heap.
+constexpr char ChipDeviceHeapName[] = "__chipspv_device_heap";
+
 #endif