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SUITE_nvcc_direct_PROBE() {
nvcc_PROBE
}
SUITE_nvcc_direct_SETUP() {
unset CCACHE_NODIRECT
nvcc_SETUP
}
SUITE_nvcc_direct() {
# Reference file testing was not successful due to different "fatbin" data.
# Another source of differences are the temporary files created by nvcc;
# that can be avoided by using the options "--keep --keep-dir ./keep". So
# instead of comparing the binary object files, we compare the dumps of
# cuobjdump -all -elf -symbols -ptx -sass test1.o
nvcc_opts_cpp="-Wno-deprecated-gpu-targets -c --x c++"
nvcc_opts_cuda="-Wno-deprecated-gpu-targets -c"
nvcc_opts_gpu1="--generate-code arch=compute_50,code=compute_50"
nvcc_opts_gpu2="--generate-code arch=compute_52,code=sm_52"
ccache_nvcc_cpp="$CCACHE $REAL_NVCC $nvcc_opts_cpp"
ccache_nvcc_cuda="$CCACHE $REAL_NVCC $nvcc_opts_cuda"
cuobjdump="cuobjdump -all -elf -symbols -ptx -sass"
# -------------------------------------------------------------------------
TEST "Simple mode"
$REAL_NVCC $nvcc_opts_cpp -o reference_test1.o test_cpp.cu
# First compile.
$ccache_nvcc_cpp test_cpp.cu
expect_stat direct_cache_hit 0
expect_stat cache_miss 1
expect_stat files_in_cache 2
expect_equal_content reference_test1.o test_cpp.o
$ccache_nvcc_cpp test_cpp.cu
expect_stat direct_cache_hit 1
expect_stat cache_miss 1
expect_stat files_in_cache 2
expect_equal_content reference_test1.o test_cpp.o
# -------------------------------------------------------------------------
TEST "Different GPU architectures"
$REAL_NVCC $nvcc_opts_cuda -o reference_test1.o test_cuda.cu
$REAL_NVCC $nvcc_opts_cuda $nvcc_opts_gpu1 -o reference_test2.o test_cuda.cu
$REAL_NVCC $nvcc_opts_cuda $nvcc_opts_gpu2 -o reference_test3.o test_cuda.cu
$cuobjdump reference_test1.o > reference_test1.dump
$cuobjdump reference_test2.o > reference_test2.dump
$cuobjdump reference_test3.o > reference_test3.dump
expect_different_content reference_test1.dump reference_test2.dump
expect_different_content reference_test1.dump reference_test3.dump
expect_different_content reference_test2.dump reference_test3.dump
$ccache_nvcc_cuda test_cuda.cu
expect_stat direct_cache_hit 0
expect_stat cache_miss 1
expect_stat files_in_cache 2
$cuobjdump test_cuda.o > test1.dump
expect_equal_content reference_test1.dump test1.dump
# Other GPU.
$ccache_nvcc_cuda $nvcc_opts_gpu1 test_cuda.cu
expect_stat direct_cache_hit 0
expect_stat cache_miss 2
expect_stat files_in_cache 4
$cuobjdump test_cuda.o > test1.dump
expect_equal_content reference_test2.dump test1.dump
$ccache_nvcc_cuda $nvcc_opts_gpu1 test_cuda.cu
expect_stat direct_cache_hit 1
expect_stat cache_miss 2
expect_stat files_in_cache 4
$cuobjdump test_cuda.o > test1.dump
expect_equal_content reference_test2.dump test1.dump
# Another GPU.
$ccache_nvcc_cuda $nvcc_opts_gpu2 test_cuda.cu
expect_stat direct_cache_hit 1
expect_stat cache_miss 3
expect_stat files_in_cache 6
$cuobjdump test_cuda.o > test1.dump
expect_equal_content reference_test3.dump test1.dump
$ccache_nvcc_cuda $nvcc_opts_gpu2 test_cuda.cu
expect_stat direct_cache_hit 2
expect_stat cache_miss 3
expect_stat files_in_cache 6
$cuobjdump test_cuda.o > test1.dump
expect_equal_content reference_test3.dump test1.dump
# -------------------------------------------------------------------------
TEST "Different defines"
$REAL_NVCC $nvcc_opts_cpp -o reference_test1.o test_cpp.cu
$REAL_NVCC $nvcc_opts_cpp -DNUM=10 -o reference_test2.o test_cpp.cu
expect_different_content reference_test1.o reference_test2.o
$ccache_nvcc_cpp test_cpp.cu
expect_stat direct_cache_hit 0
expect_stat cache_miss 1
expect_stat files_in_cache 2
expect_equal_content reference_test1.o test_cpp.o
# Specified define, but unused. Can only be found by preprocessed mode.
$ccache_nvcc_cpp -DDUMMYENV=1 test_cpp.cu
expect_stat preprocessed_cache_hit 1
expect_stat direct_cache_hit 0
expect_stat cache_miss 1
expect_stat files_in_cache 3
expect_equal_content reference_test1.o test_cpp.o
# Specified used define.
$ccache_nvcc_cpp -DNUM=10 test_cpp.cu
expect_stat direct_cache_hit 0
expect_stat cache_miss 2
expect_stat files_in_cache 5
expect_equal_content reference_test2.o test_cpp.o
$ccache_nvcc_cpp -DNUM=10 test_cpp.cu
expect_stat direct_cache_hit 1
expect_stat cache_miss 2
expect_stat files_in_cache 5
expect_equal_content reference_test2.o test_cpp.o
# -------------------------------------------------------------------------
TEST "Option file"
$REAL_NVCC $nvcc_opts_cpp -optf test1.optf -o reference_test1.o test_cpp.cu
$REAL_NVCC $nvcc_opts_cpp -optf test2.optf -o reference_test2.o test_cpp.cu
expect_different_content reference_test1.o reference_test2.o
$ccache_nvcc_cpp -optf test1.optf test_cpp.cu
expect_stat direct_cache_hit 0
expect_stat cache_miss 1
expect_stat files_in_cache 2
expect_equal_content reference_test1.o test_cpp.o
$ccache_nvcc_cpp -optf test1.optf test_cpp.cu
expect_stat direct_cache_hit 1
expect_stat cache_miss 1
expect_stat files_in_cache 2
expect_equal_content reference_test1.o test_cpp.o
$ccache_nvcc_cpp -optf test2.optf test_cpp.cu
expect_stat direct_cache_hit 1
expect_stat cache_miss 2
expect_stat files_in_cache 4
expect_equal_content reference_test2.o test_cpp.o
$ccache_nvcc_cpp -optf test2.optf test_cpp.cu
expect_stat direct_cache_hit 2
expect_stat cache_miss 2
expect_stat files_in_cache 4
expect_equal_content reference_test2.o test_cpp.o
}
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