Set default providers for all virtual dependencies (#3634)

* Set default providers for everything

* Add default OpenFOAM provider

etc/spack/defaults/packages.yaml

@@ -17,8 +17,17 @@ packages:
   all:
     compiler: [gcc, intel, pgi, clang, xl, nag]
     providers:
-      mpi: [openmpi, mpich]
-      blas: [openblas]
-      lapack: [openblas]
       awk: [gawk]
+      blas: [openblas]
+      daal: [intel-parallel-studio+daal]
+      elf: [elfutils]
+      golang: [gcc]
+      ipp: [intel-parallel-studio+ipp]
+      lapack: [openblas]
+      mkl: [intel-parallel-studio+mkl]
+      mpe: [mpe2]
+      mpi: [openmpi, mpich]
+      opencl: [pocl]
+      openfoam: [foam-extend]
       pil: [py-pillow]
+      scalapack: [netlib-scalapack]

share/spack/spack-completion.bash

@@ -589,8 +589,8 @@ function _spack_providers {
     then
         compgen -W "-h --help" -- "$cur"
     else
-        compgen -W "blas daal elf golang ipp lapack mkl
-                    mpe mpi openfoam pil scalapack" -- "$cur"
+        compgen -W "awk blas daal elf golang ipp lapack mkl
+                    mpe mpi opencl openfoam pil scalapack" -- "$cur"
     fi
 }
 

var/spack/repos/builtin/packages/intel-daal/package.py

@@ -28,7 +28,7 @@
 from spack.pkg.builtin.intel import IntelInstaller
 
 
-class Daal(IntelInstaller):
+class IntelDaal(IntelInstaller):
     """Intel Data Analytics Acceleration Library.
 
     Note: You will have to add the download file to a
@@ -44,6 +44,8 @@ class Daal(IntelInstaller):
     version('2016.3.210', 'ad747c0dd97dace4cad03cf2266cad28',
             url="file://%s/l_daal_2016.3.210.tgz" % os.getcwd())
 
+    provides('daal')
+
     def install(self, spec, prefix):
 
         self.intel_prefix = os.path.join(prefix, "pkg")

var/spack/repos/builtin/packages/intel-ipp/package.py

@@ -28,7 +28,7 @@
 from spack.pkg.builtin.intel import IntelInstaller
 
 
-class Ipp(IntelInstaller):
+class IntelIpp(IntelInstaller):
     """Intel Integrated Performance Primitives.
 
     Note: You will have to add the download file to a
@@ -42,6 +42,8 @@ class Ipp(IntelInstaller):
     version('9.0.3.210', '0e1520dd3de7f811a6ef6ebc7aa429a3',
             url="file://%s/l_ipp_9.0.3.210.tgz" % os.getcwd())
 
+    provides('ipp')
+
     def install(self, spec, prefix):
 
         self.intel_prefix = os.path.join(prefix, "pkg")