1 files changed, 113 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/clover/spirv/invocation.cpp b/src/gallium/state_trackers/clover/spirv/invocation.cpp
new file mode 100644
index 00000000000..2e1b8ff806d
--- /dev/null
+++ b/src/gallium/state_trackers/clover/spirv/invocation.cpp
@@ -0,0 +1,113 @@
+//
+// Copyright 2018 Pierre Moreau
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+// OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+// OTHER DEALINGS IN THE SOFTWARE.
+//
+
+#include "invocation.hpp"
+
+#ifdef HAVE_CLOVER_SPIRV
+#include <spirv-tools/libspirv.hpp>
+#endif
+
+#include "util/u_math.h"
+
+#include "compiler/spirv/spirv.h"
+
+using namespace clover;
+
+namespace {
+
+#ifdef HAVE_CLOVER_SPIRV
+   std::string
+   format_validator_msg(spv_message_level_t level, const char * /* source */,
+                        const spv_position_t &position, const char *message) {
+      std::string level_str;
+      switch (level) {
+      case SPV_MSG_FATAL:
+         level_str = "Fatal";
+         break;
+      case SPV_MSG_INTERNAL_ERROR:
+         level_str = "Internal error";
+         break;
+      case SPV_MSG_ERROR:
+         level_str = "Error";
+         break;
+      case SPV_MSG_WARNING:
+         level_str = "Warning";
+         break;
+      case SPV_MSG_INFO:
+         level_str = "Info";
+         break;
+      case SPV_MSG_DEBUG:
+         level_str = "Debug";
+         break;
+      }
+      return "[" + level_str + "] At word No." +
+             std::to_string(position.index) + ": \"" + message + "\"\n";
+   }
+
+   spv_target_env
+   convert_opencl_str_to_target_env(const std::string &opencl_version) {
+      if (opencl_version == "2.2") {
+         return SPV_ENV_OPENCL_2_2;
+      } else if (opencl_version == "2.1") {
+         return SPV_ENV_OPENCL_2_1;
+      } else if (opencl_version == "2.0") {
+         return SPV_ENV_OPENCL_2_0;
+      } else if (opencl_version == "1.2" ||
+                 opencl_version == "1.1" ||
+                 opencl_version == "1.0") {
+         // SPIR-V is only defined for OpenCL >= 1.2, however some drivers
+         // might use it with OpenCL 1.0 and 1.1.
+         return SPV_ENV_OPENCL_1_2;
+      } else {
+         throw build_error("Invalid OpenCL version");
+      }
+   }
+#endif
+
+}
+
+#ifdef HAVE_CLOVER_SPIRV
+bool
+clover::spirv::is_valid_spirv(const uint32_t *binary, size_t length,
+                              const std::string &opencl_version,
+                              std::string &r_log) {
+   auto const validator_consumer =
+      [&r_log](spv_message_level_t level, const char *source,
+               const spv_position_t &position, const char *message) {
+      r_log += format_validator_msg(level, source, position, message);
+   };
+
+   const spv_target_env target_env =
+      convert_opencl_str_to_target_env(opencl_version);
+   spvtools::SpirvTools spvTool(target_env);
+   spvTool.SetMessageConsumer(validator_consumer);
+
+   return spvTool.Validate(binary, length);
+}
+#else
+bool
+clover::spirv::is_valid_spirv(const uint32_t * /*binary*/, size_t /*length*/,
+                              const std::string &/*opencl_version*/,
+                              std::string &/*r_log*/) {
+   return false;
+}
+#endif