Add amrex-rocm tests

E4S-rocm/amrex-rocm

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+../validation_tests/amrex-rocm

validation_tests/amrex-rocm/clean.sh

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+#!/bin/bash
+rm -rf Amr Basic Blueprint EB \
+       ForkJoin FortranInterface \
+       GPU LinearSolvers ML MUI \
+       Particles SDC SENSEI SWFFT \
+       cmake CMakeLists.txt build \
+       plt* plot* amrex-tutorials

validation_tests/amrex-rocm/compile.sh

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+#!/bin/bash -e
+. ./setup.sh
+set -x
+
+printenv
+
+git clone https://github.com/AMReX-Codes/amrex-tutorials.git
+mv amrex-tutorials/ExampleCodes/* .
+
+mkdir -p build
+cd build
+
+HIPFLAG=""
+if [ $USEROCM = 1 ];then
+    HIPFLAG="-DAMReX_GPU_BACKEND=HIP -DAMReX_AMD_ARCH=${HCC_AMDGPU_TARGET} -DCMAKE_CXX_COMPILER=hipcc"
+fi 
+
+cmake -DAMReX_ROOT=${AMREX_ROOT} ${HIPFLAG} ..
+make -j16
+cd -

validation_tests/amrex-rocm/run.sh

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+#!/bin/bash -e
+./build/Basic/HelloWorld_C/HelloWorld_C
+./build/Basic/main_C/main_C

validation_tests/amrex-rocm/setup.sh

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+#!/bin/bash
+. ../../setup.sh
+
+THISDIR=`basename "$PWD"`
+USECUDA=0
+USEROCM=0
+
+if [ "$THISDIR" = "amrex-cuda" ];then
+    spackLoadUnique amrex+cuda  #cuda_arch=80
+	USECUDA=1
+elif [ "$THISDIR" = "amrex-rocm" ];then
+    spackLoadUnique amrex+rocm
+    USEROCM=1
+else
+	spackLoadUnique amrex~rocm~cuda
+fi
+
+if ! command -v cmake >/dev/null 2>&1 ; then
+  spackLoadUnique [email protected]:
+fi