source/spirv_target_env.cpp

// Copyright (c) 2015-2016 The Khronos Group Inc.
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#include <assert.h>

#include "spirv-tools/libspirv.h"
#include "spirv_constant.h"

const char* spvTargetEnvDescription(spv_target_env env) {
  switch (env) {
    case SPV_ENV_UNIVERSAL_1_0:
      return "SPIR-V 1.0";
    case SPV_ENV_VULKAN_1_0:
      return "SPIR-V 1.0 (under Vulkan 1.0 semantics)";
    case SPV_ENV_UNIVERSAL_1_1:
      return "SPIR-V 1.1";
    default:
      break;
  }
  assert(0 && "Unhandled SPIR-V target environment");
  return "";
}

uint32_t spvVersionForTargetEnv(spv_target_env env) {
  switch (env) {
    case SPV_ENV_UNIVERSAL_1_0:
    case SPV_ENV_VULKAN_1_0:
      return SPV_SPIRV_VERSION_WORD(1, 0);
    case SPV_ENV_UNIVERSAL_1_1:
      return SPV_SPIRV_VERSION_WORD(1, 1);
    default:
      break;
  }
  assert(0 && "Unhandled SPIR-V target environment");
  return SPV_SPIRV_VERSION_WORD(0, 0);
}