add build stage on gpu machine

.gitlab-ci.yml

@@ -90,6 +90,26 @@ make:knl:
       - config.log
       - tests/*.log
 
+make:cuda:
+  stage: build
+  except:
+    - /^wip.*/
+    - /^WIP.*/
+  tags:
+    - gpu
+  script:
+    - ./autogen.sh
+    - mkdir build
+    - CFLAGS="-std=c99 -pedantic -Wall -Wextra -Werror" ./configure --prefix=`pwd`/build
+    - test $(grep "RUN_CUDA" include/config.h | cut -f 3 -d ' ') -eq 1
+    - make -j
+    - make check
+  artifacts:
+    when: on_failure
+    paths:
+      - config.log
+      - tests/*.log
+
 readthedocs:
   stage: docs
   except:

src/Makefile.am

@@ -60,18 +60,18 @@ libaml_la_SOURCES+=area/cuda.c
 libaml_la_LDFLAGS+=-lcudart
 
 # Build .cu sources containing device code.
-#
-# CUDA_LO_FILES= # .lo files result of .cu files.
-# CUDA_FLAGS=--x=cu
-#
-# .cu.lo: .cu
-# 	$(NVCC) $(CUDA_FLAGS) -I$(top_srcdir)/include -dc -o $<.cu.o $<
-# 	$(NVCC) $(CUDA_FLAGS) -I$(top_srcdir)/include -c -o $<.o $<
-# 	$(top_builddir)/o2lo $@ $<.cu.o $<.o
-#
-# libamlcuda.la: $(CUDA_LO_FILES)
-# 	$(LIBTOOL) --tag=CC --mode=link $(NVCC) -dlink -o $@ $< -lcudart
-#
-# libaml_la_LIBADD+=libamlcuda.la
+
+CUDA_LO_FILES=layout/cuda.lo #files result of .cu files.
+CUDA_FLAGS=--x=cu -Xcompiler=-fPIC
+
+.cu.lo: .cu
+	$(NVCC) $(CUDA_FLAGS) -I$(top_srcdir)/include -dc -o $<.cu.o $<
+	$(NVCC) $(CUDA_FLAGS) -I$(top_srcdir)/include -c -o $<.o $<
+	$(top_builddir)/o2lo $@ $<.cu.o $<.o
+
+libamlcuda.la: $(CUDA_LO_FILES)
+	$(LIBTOOL) --tag=CC --mode=link $(NVCC) -dlink -o $@ $< -lcudart
+
+libaml_la_LIBADD=libamlcuda.la
 
 endif