Merge pull request #1140 from scchan/program_state_stage_2-rebase-20190524

migrate more program_state logic from header into shared library (phase II)

[ROCm/hip commit: 7013f87885]

projects/hip/src/program_state.inl

@@ -27,12 +27,36 @@
 #include <cstdio>
 #include <memory>
 #include <mutex>
+#include <stdexcept>
 #include <string>
 #include <sstream>
 #include <unordered_map>
 #include <utility>
 #include <vector>
 
+namespace std {
+template<>
+struct hash<hsa_agent_t> {
+    size_t operator()(hsa_agent_t x) const {
+        return hash<decltype(x.handle)>{}(x.handle);
+    }
+};
+
+template<>
+struct hash<hsa_isa_t> {
+    size_t operator()(hsa_isa_t x) const {
+        return hash<decltype(x.handle)>{}(x.handle);
+    }
+};
+}  // namespace std
+
+inline constexpr bool operator==(hsa_agent_t x, hsa_agent_t y) {
+    return x.handle == y.handle;
+}
+inline constexpr bool operator==(hsa_isa_t x, hsa_isa_t y) {
+    return x.handle == y.handle;
+}
+
 namespace hip_impl {
 
 [[noreturn]]
@@ -801,4 +825,9 @@ public:
     }
 };  // class program_state_impl
 
+struct kernarg_impl {
+    std::vector<std::uint8_t> v;
+};
+
+
 };