[kitsune] Add kit-config tool

kitsune/CMakeLists.txt

@@ -523,6 +523,7 @@ endforeach()
 
 add_subdirectory(configs)
 add_subdirectory(include/kitsune)
+add_subdirectory(tools)
 add_subdirectory(experiments)
 
 if(KITSUNE_INCLUDE_TESTS)

kitsune/cmake/caches/kitsune-dev-darwin-aarch64.cmake

@@ -83,7 +83,7 @@ set(CLANG_VENDOR_UTI "gov.lanl.kitsune" CACHE STRING "")
 set(LLVM_TARGETS_TO_BUILD "AArch64;X86;NVPTX;AMDGPU" CACHE STRING "")
 
 # Enable specific tapir targets.
-set(KITSUNE_ENABLE_TAPIR_TARGETS "cuda;hip;opencilk")
+set(KITSUNE_ENABLED_TAPIR_TARGETS "cuda;hip;opencilk")
 
 # Enable tailored Kokkos compilation.
 set(KITSUNE_KOKKOS_ENABLED ON CACHE BOOL

kitsune/cmake/caches/kitsune-dev-darwin.cmake

@@ -80,7 +80,7 @@ set(CLANG_VENDOR_UTI "gov.lanl.kitsune" CACHE STRING "")
 set(LLVM_TARGETS_TO_BUILD "X86;NVPTX;AMDGPU" CACHE STRING "")
 
 # Enable specific tapir targets.
-set(KITSUNE_ENABLE_TAPIR_TARGETS "cuda;hip;opencilk")
+set(KITSUNE_ENABLED_TAPIR_TARGETS "cuda;hip;opencilk")
 
 # Enable tailored Kokkos compilation.
 set(KITSUNE_KOKKOS_ENABLED ON CACHE BOOL

kitsune/cmake/caches/kitsune-dev-desktop.cmake

@@ -72,7 +72,7 @@ set(CLANG_VENDOR "Kitsune" CACHE STRING "")
 set(CLANG_VENDOR_UTI "gov.lanl.kitsune" CACHE STRING "")
 
 # Enable specific tapir targets.
-set(KITSUNE_ENABLE_TAPIR_TARGETS "cuda;hip;opencilk")
+set(KITSUNE_ENABLED_TAPIR_TARGETS "cuda;hip;opencilk")
 
 # Enable tailored Kokkos compilation.
 set(KITSUNE_KOKKOS_ENABLED ON CACHE BOOL

kitsune/include/kitsune/Config/config.h.cmake

@@ -77,4 +77,7 @@
 #define KITSUNE_REALM_EXTRA_COMPILER_FLAGS "${KITSUNE_REALM_EXTRA_COMPILER_FLAGS}"
 #define KITSUNE_REALM_EXTRA_LINKER_FLAGS "${KITSUNE_REALM_EXTRA_LINKER_FLAGS}"
 
+// The Tapir targets that have been enabled in this build
+#define KITSUNE_ENABLED_TAPIR_TARGETS "${KITSUNE_ENABLED_TAPIR_TARGETS_STR}"
+
 #endif

kitsune/tools/CMakeLists.txt

@@ -0,0 +1 @@
+add_subdirectory(kit-config)

kitsune/tools/kit-config/CMakeLists.txt

@@ -0,0 +1,9 @@
+set(LLVM_LINK_COMPONENTS
+  Support)
+
+# set(BUILDVARIABLES_SRCPATH ${CMAKE_CURRENT_SOURCE_DIR}/BuildVariables.inc.in)
+# set(BUILDVARIABLES_OBJPATH ${CMAKE_CURRENT_BINARY_DIR}/BuildVariables.inc)
+
+# Add the kit-config tool.
+add_llvm_tool(kit-config
+  kit-config.cpp)

kitsune/tools/kit-config/kit-config.cpp

@@ -0,0 +1,91 @@
+//===-- kit-config.cpp - Kitsune configuration utility --------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This tool encapsulates information about Kitsune's configuration. This is
+// an analog of the LLVM project's llvm-config utility, but the scope is very
+// narrow. For most things, llvm-config should be used.
+//
+//===----------------------------------------------------------------------===//
+
+#include "kitsune/Config/config.h"
+#include "llvm/Config/config.h"
+#include "llvm/Support/raw_ostream.h"
+
+using namespace llvm;
+
+static void usage(bool exitWithFailure = true) {
+  errs() << "\
+usage: kit-config <OPTION>... \n\
+\n\
+Get configuration information about Kitsune\n\
+\n\
+Options:\n\
+  --cuda-prefix      The cuda prefix (only relevant if the Cuda tapir target was bbuilt)\n\
+  --cuda-target      Has the Cuda Tapir target been built (ON or OFF).\n\
+  --help             Print a summary of kit-config arguments.\n\
+  --hip-prefix       The rocm prefix (only relevant if the Hip tapir target was built)\n\
+  --hip-target       Has the Hip Tapir target been built (ON or OFF).\n\
+  --kokkos-mode      Is Kokkos mode enabled (ON or OFF).\n\
+  --opencilk-target  Has the OpenCilk Tapir target been built (ON or OFF).\n\
+  --openmp-target    Has the OpenMP Tapir target been built (ON or OFF).\n\
+  --qthreads-target  Has the Qthreads Tapir target been built (ON or OFF).\n\
+  --realm-target     Has the Realm Tapir target been built (ON or OFF).\n\
+  --tapir-targets    List all tapir targets that have been built.\n\
+  --version          Print LLVM version.\n";
+  if (exitWithFailure)
+    exit(1);
+}
+
+int main(int argc, char **argv) {
+  bool hasAnyOption = false;
+
+  raw_ostream &os = outs();
+  for (int i = 1; i != argc; ++i) {
+    StringRef Arg = argv[i];
+
+    if (Arg.starts_with("-")) {
+      hasAnyOption = true;
+      if (Arg == "--version") {
+        os << PACKAGE_VERSION << "\n";
+      } else if (Arg == "--help") {
+        usage(false);
+      } else if (Arg == "--cuda-prefix") {
+        if (KITSUNE_CUDA_ENABLED)
+          os << KITSUNE_CUDA_PREFIX << "\n";
+      } else if (Arg == "--cuda-target") {
+        os << (KITSUNE_CUDA_ENABLED ? "ON" : "OFF") << "\n";
+      } else if (Arg == "--hip-prefix") {
+        if (KITSUNE_HIP_ENABLED)
+          os << KITSUNE_HIP_PREFIX << "\n";
+      } else if (Arg == "--hip-target") {
+        os << (KITSUNE_HIP_ENABLED ? "ON" : "OFF") << "\n";
+      } else if (Arg == "--kokkos-mode") {
+        os << (KITSUNE_KOKKOS_ENABLED ? "ON" : "OFF") << "\n";
+      } else if (Arg == "--opencilk-target") {
+        os << (KITSUNE_OPENCILK_ENABLED ? "ON" : "OFF")  << "\n";
+      } else if (Arg == "--openmp-target") {
+        os << (KITSUNE_OPENMP_ENABLED ? "ON" : "OFF") << "\n";
+      } else if (Arg == "--qthreads-target") {
+        os << (KITSUNE_QTHREADS_ENABLED ? "ON" : "OFF") << "\n";
+      } else if (Arg == "--realm-target") {
+        os << (KITSUNE_REALM_ENABLED ? "ON" : "OFF") << "\n";
+      } else if (Arg == "--tapir-targets") {
+        os << KITSUNE_ENABLED_TAPIR_TARGETS << "\n";
+      } else {
+        usage();
+      }
+    } else {
+      usage();
+    }
+  }
+
+  if (!hasAnyOption)
+    usage();
+
+  return 0;
+}

llvm/CMakeLists.txt

@@ -288,24 +288,29 @@ set(KITSUNE_DEFAULT_TAPIR_TARGETS
   CACHE STRING
   "The Tapir targets that are built by default if targets are not explicitly specified.")
 
-set(KITSUNE_ENABLE_TAPIR_TARGETS
+set(KITSUNE_ENABLED_TAPIR_TARGETS
   "${KITSUNE_DEFAULT_TAPIR_TARGETS}"
   CACHE STRING
   "Semicolon-separated list of runtime targets to build (or \"all\".)")
 
-if (NOT KITSUNE_ENABLE_TAPIR_TARGETS)
+if (NOT KITSUNE_ENABLED_TAPIR_TARGETS)
   message(FATAL_ERROR "At least one runtime target must be built")
 endif ()
 
-foreach(target IN LISTS KITSUNE_ENABLE_TAPIR_TARGETS)
+# The serial Tapir target is always enabled
+set(KITSUNE_TAPIR_TARGETS_STR "serial")
+foreach(target IN LISTS KITSUNE_ENABLED_TAPIR_TARGETS)
   if (target IN_LIST KITSUNE_ALL_TAPIR_TARGETS)
     message(STATUS "${target} tapir target enabled")
-    string(TOUPPER "${target}" upper_target)
-    set(KITSUNE_${upper_target}_ENABLED ON CACHE INTERNAL "Enable the ${target} tapir target" FORCE)
+    string(TOUPPER "${target}" upper)
+    set(KITSUNE_${upper}_ENABLED ON CACHE INTERNAL "Enable the ${target} tapir target" FORCE)
+    string(TOLOWER "${target}" lower)
+    set(KITSUNE_TAPIR_TARGETS_STR "${KITSUNE_TAPIR_TARGETS_STR} ${lower}")
   else ()
     message(FATAL_ERROR "Unknown Tapir target: ${target}")
   endif()
 endforeach()
+string(STRIP "${KITSUNE_TAPIR_TARGETS_STR}" KITSUNE_ENABLED_TAPIR_TARGETS_STR)
 
 # We always want libLLVM to be build because we link to it in Kitsune's runtime,
 # libkitrt