CMake: overhaul options

.github/workflows/linux.yml

@@ -38,12 +38,12 @@ jobs:
         cmake ..                        \
             -DCMAKE_BUILD_TYPE=Debug    \
             -DCMAKE_VERBOSE_MAKEFILE=ON \
-            -DCMAKE_INSTALL_PREFIX=/tmp/my-amrex  \
-            -DENABLE_MPI=OFF            \
-            -DENABLE_PARTICLES=ON       \
-            -DENABLE_DP=OFF             \
-            -DENABLE_DP_PARTICLES=OFF   \
-            -DCMAKE_CXX_STANDARD=14     \
+            -DCMAKE_INSTALL_PREFIX=/tmp/my-amrex      \
+            -DAMReX_MPI=OFF                           \
+            -DAMReX_PARTICLES=ON                      \
+            -DAMReX_PRECISION=SINGLE                  \
+            -DAMReX_PARTICLES_PRECISION=SINGLE        \
+            -DCMAKE_CXX_STANDARD=14                   \
             -DCMAKE_C_COMPILER=$(which clang)         \
             -DCMAKE_CXX_COMPILER=$(which clang++)     \
             -DCMAKE_Fortran_COMPILER=$(which gfortran)
@@ -67,7 +67,7 @@ jobs:
             -DCMAKE_BUILD_TYPE=Debug    \
             -DCMAKE_VERBOSE_MAKEFILE=ON \
             -DAMReX_BUILD_TUTORIALS=ON  \
-            -DENABLE_PARTICLES=ON
+            -DAMReX_PARTICLES=ON
         make -j 2
 
   # Build libamrex and all tutorials
@@ -87,7 +87,7 @@ jobs:
             -DCMAKE_BUILD_TYPE=Debug    \
             -DCMAKE_VERBOSE_MAKEFILE=ON \
             -DAMReX_BUILD_TUTORIALS=ON  \
-            -DENABLE_PARTICLES=ON       \
+            -DAMReX_PARTICLES=ON        \
             -DCMAKE_CXX_STANDARD=20     \
             -DCMAKE_C_COMPILER=$(which gcc-10)              \
             -DCMAKE_CXX_COMPILER=$(which g++-10)            \
@@ -111,8 +111,8 @@ jobs:
             -DCMAKE_BUILD_TYPE=Debug    \
             -DCMAKE_VERBOSE_MAKEFILE=ON \
             -DAMReX_BUILD_TUTORIALS=ON  \
-            -DENABLE_MPI=OFF            \
-            -DENABLE_PARTICLES=ON
+            -DAMReX_MPI=OFF             \
+            -DAMReX_PARTICLES=ON
         make -j 2
 
   # Build libamrex and all tutorials
@@ -132,8 +132,8 @@ jobs:
             -DCMAKE_BUILD_TYPE=Debug    \
             -DCMAKE_VERBOSE_MAKEFILE=ON \
             -DAMReX_BUILD_TUTORIALS=ON  \
-            -DENABLE_PARTICLES=ON       \
-            -DENABLE_FORTRAN=OFF        \
+            -DAMReX_PARTICLES=ON       \
+            -DAMReX_FORTRAN=OFF        \
             -DCMAKE_CXX_STANDARD=11
         make -j 2
 
@@ -152,13 +152,13 @@ jobs:
         cmake ..                                         \
             -DCMAKE_VERBOSE_MAKEFILE=ON                  \
             -DAMReX_BUILD_TUTORIALS=ON                   \
-            -DENABLE_PARTICLES=ON                        \
-            -DENABLE_CUDA=ON                             \
+            -DAMReX_PARTICLES=ON                        \
+            -DAMReX_GPU_BACKEND=CUDA                         \
             -DCMAKE_C_COMPILER=$(which gcc-4.8)              \
             -DCMAKE_CXX_COMPILER=$(which g++-4.8)            \
             -DCMAKE_CUDA_HOST_COMPILER=$(which g++-4.8)      \
             -DCMAKE_Fortran_COMPILER=$(which gfortran-4.8)   \
-            -DCUDA_ARCH=6.0
+            -DAMReX_CUDA_ARCH=6.0
         make -j 2
 
   tutorials-dpcpp:
@@ -178,12 +178,12 @@ jobs:
         cmake ..                                           \
             -DCMAKE_VERBOSE_MAKEFILE=ON                    \
             -DAMReX_BUILD_TUTORIALS=ON                          \
-            -DENABLE_PARTICLES=ON                          \
-            -DENABLE_DPCPP=ON                              \
+            -DAMReX_PARTICLES=ON                          \
+            -DAMReX_GPU_BACKEND=SYCL                       \
             -DCMAKE_C_COMPILER=$(which clang)              \
             -DCMAKE_CXX_COMPILER=$(which dpcpp)            \
             -DCMAKE_Fortran_COMPILER=$(which gfortran)
-        make -j 2 
+        make -j 2
 
   tutorials-hip:
     name: HIP ROCm@3.8 GFortran@9.3 C++17 [tutorials]
@@ -201,11 +201,11 @@ jobs:
         cmake ..                                           \
             -DCMAKE_VERBOSE_MAKEFILE=ON                    \
             -DAMReX_BUILD_TUTORIALS=ON                     \
-            -DENABLE_PARTICLES=ON                          \
-            -DENABLE_FORTRAN=ON                            \
-            -DENABLE_LINEAR_SOLVERS=ON                     \
-            -DENABLE_HIP=ON                                \
-            -DAMD_ARCH=gfx900                              \
+            -DAMReX_PARTICLES=ON                          \
+            -DAMReX_FORTRAN=ON                            \
+            -DAMReX_LINEAR_SOLVERS=ON                     \
+            -DAMReX_GPU_BACKEND=HIP                       \
+            -DAMReX_AMD_ARCH=gfx900                              \
             -DCMAKE_C_COMPILER=$(which hipcc)              \
             -DCMAKE_CXX_COMPILER=$(which hipcc)            \
             -DCMAKE_Fortran_COMPILER=$(which gfortran)
@@ -281,10 +281,10 @@ jobs:
         mkdir build
         cd build
         cmake ..                        \
-            -DENABLE_OMP=ON             \
+            -DAMReX_OMP=ON             \
             -DCMAKE_VERBOSE_MAKEFILE=ON \
             -DAMReX_ENABLE_TESTS=ON     \
-            -DENABLE_PARTICLES=ON
+            -DAMReX_PARTICLES=ON
         make -j 2
     - name: Run tests
       run: |

.github/workflows/macos.yml

@@ -22,5 +22,5 @@ jobs:
             -DCMAKE_BUILD_TYPE=Debug    \
             -DCMAKE_VERBOSE_MAKEFILE=ON \
             -DAMReX_BUILD_TUTORIALS=ON  \
-            -DENABLE_PARTICLES=ON
+            -DAMReX_PARTICLES=ON
         make -j 2

.github/workflows/windows.yml

@@ -13,5 +13,5 @@ jobs:
       run: |
         mkdir build
         cd build
-        cmake .. -DCMAKE_BUILD_TYPE=Debug -DCMAKE_VERBOSE_MAKEFILE=ON -DAMReX_BUILD_TUTORIALS=ON -DENABLE_FORTRAN=OFF -DENABLE_MPI=OFF
+        cmake .. -DCMAKE_BUILD_TYPE=Debug -DCMAKE_VERBOSE_MAKEFILE=ON -DAMReX_BUILD_TUTORIALS=ON -DAMReX_FORTRAN=OFF -DAMReX_MPI=OFF
         cmake --build . --config Debug

CHANGES

@@ -329,7 +329,7 @@
 
   -- Add CUPTI trace for CUDA kernel timing.
 
-  -- Implement ENABLE_FORTRAN (BL_NO_FORT) option in CMake.
+  -- Implement AMReX_FORTRAN (BL_NO_FORT) option in CMake.
 
   -- Fix CUDA build of tools.
 

CMakeLists.txt

@@ -25,21 +25,6 @@ include( AMReX_Utils )
 get_amrex_version()
 
 
-#
-# For the time being, set this option here.
-# We must do this because we need to provide a default for CMAKE_CXX_COMPILER
-#
-option( ENABLE_DPCPP  "Enable DPCPP support" OFF )
-if (ENABLE_DPCPP)
-   if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
-      # Set default for CMAKE_CXX_COMPILER only if amrex
-      # is not a subproject
-      set(CMAKE_CXX_COMPILER dpcpp)
-   endif ()
-   message(STATUS "Enabling experimental support for dpc++")
-endif ()
-
-
 ########################################################################
 #
 # AMReX project
@@ -80,19 +65,19 @@ endif()
 #
 # Include options, utilities and other stuff we need
 #
-include( AMReX_Options )
+include( AMReXOptions )
 
 #
 # Enable Fortran if requested
 #
-if(ENABLE_FORTRAN)
+if(AMReX_FORTRAN)
    enable_language(Fortran)
 endif ()
 
 #
 # Enable CUDA if requested
 #
-if (ENABLE_CUDA)
+if (AMReX_CUDA)
     # CMake 3.18+: CMAKE_CUDA_ARCHITECTURES
     # https://cmake.org/cmake/help/latest/policy/CMP0104.html
     if(POLICY CMP0104)
@@ -132,9 +117,9 @@ endif ()
 #
 # Plotfile tools
 #
-option(ENABLE_PLOTFILE_TOOLS "Enable Plotfile tools" NO)
+option(AMReX_PLOTFILE_TOOLS "Enable Plotfile tools" NO)
 
-if (ENABLE_PLOTFILE_TOOLS)
+if (AMReX_PLOTFILE_TOOLS)
    # If this get executed, it cannot be EXCLUDED_FROM_ALL
    # because it needs to get installed
    add_subdirectory(Tools/Plotfile)

Docs/sphinx_documentation/source/AMReX_Profiling_Tools.rst

@@ -26,10 +26,10 @@ in your GNUMakefile.   If using cmake then set the following cmake flags
 
 ::
 
-  AMREX_ENABLE_TINY_PROFILE = ON
-  AMREX_ENABLE_BASE_PROFILE = OFF
+  AMReX_TINY_PROFILE = ON
+  AMReX_BASE_PROFILE = OFF
 
-Note that if you set ``PROFILE = TRUE``  (or ``AMREX_ENABLE_BASE_PROFILE =
+Note that if you set ``PROFILE = TRUE``  (or ``AMReX_BASE_PROFILE =
 ON``) then this will override the ``TINY_PROFILE`` flag and tiny profiling will
 be disabled.
 
@@ -245,4 +245,3 @@ parser itself. It has been integrated into Amrvis for visual interpretation of
 the data allowing Amrvis to open the bl_prof database like a plotfile but with
 interfaces appropriate to profiling data. AMRProfParser and Amrvis can be run
 in parallel both interactively and in batch mode.
-

Docs/sphinx_documentation/source/Basics.rst

@@ -2507,9 +2507,9 @@ overflow).  The handling of seg fault, assertion errors and
 interruption by control-C are enabled by default.  Note that
 ``AMREX_ASSERT()`` is only on when compiled with ``DEBUG=TRUE`` or
 ``USE_ASSERTION=TRUE`` in GNU make, or with ``-DCMAKE_BUILD_TYPE=Debug`` or
-``-DENABLE_ASSERTIONS=YES`` in CMake.  The trapping of floating point exceptions is not
+``-DAMReX_ASSERTIONS=YES`` in CMake.  The trapping of floating point exceptions is not
 enabled by default unless the code is compiled with ``DEBUG=TRUE`` in GNU make, or with
-``-DCMAKE_BUILD_TYPE=Debug`` or ``-DENABLE_FPE=YES`` in CMake to turn on compiler flags
+``-DCMAKE_BUILD_TYPE=Debug`` or ``-DAMReX_FPE=YES`` in CMake to turn on compiler flags
 if supported.  Alternatively, one can always use runtime parameters to control the
 handling of floating point exceptions: ``amrex.fpe_trap_invalid`` for
 NaNs, ``amrex.fpe_trap_zero`` for division by zero and