rocr: Add executable flag for memory allocations

Change-Id: I8307cd3562c3ab9c12fef8c457a59916e33b7923

runtime/hsa-runtime/core/runtime/hsa_ext_amd.cpp

@@ -792,6 +792,9 @@ hsa_status_t hsa_amd_memory_pool_allocate(hsa_amd_memory_pool_t memory_pool, siz
   if (flags & HSA_AMD_MEMORY_POOL_CONTIGUOUS_FLAG)
     alloc_flag |= core::MemoryRegion::AllocateContiguous;
 
+  if (flags & HSA_AMD_MEMORY_POOL_EXECUTABLE_FLAG)
+    alloc_flag |= core::MemoryRegion::AllocateExecutable;
+
 #ifdef SANITIZER_AMDGPU
   alloc_flag |= core::MemoryRegion::AllocateAsan;
 #endif

runtime/hsa-runtime/inc/hsa_ext_amd.h

@@ -1574,6 +1574,10 @@ typedef enum hsa_amd_memory_pool_flag_s {
    *  Allocates physically contiguous memory
    */
   HSA_AMD_MEMORY_POOL_CONTIGUOUS_FLAG = (1 << 1),
+  /**
+   *  Allocates executable memory
+   */
+  HSA_AMD_MEMORY_POOL_EXECUTABLE_FLAG = (1 << 2),
 
 } hsa_amd_memory_pool_flag_t;