add empty benchmark

diff --git a/benchmarks/Makefile b/benchmarks/Makefile
index 8cc1e35ddfe8c11338880d3a058af6749758744d..0e132fbf55a17cd39b6b36c58664ede0cb91a35c 100644 (file)
--- a/benchmarks/Makefile
+++ b/benchmarks/Makefile
@@ -27,6 +27,7 @@ bmarks = \
        spmv \
        mt-vvadd \
        mt-matmul \
+       empty \
 
 bmarks_host = \
        median \

diff --git a/benchmarks/empty/bmark.mk b/benchmarks/empty/bmark.mk
new file mode 100644 (file)
index 0000000..7d70e12
--- /dev/null
+++ b/benchmarks/empty/bmark.mk
@@ -0,0 +1,30 @@
+#=======================================================================
+# UCB CS250 Makefile fragment for benchmarks
+#-----------------------------------------------------------------------
+#
+# Each benchmark directory should have its own fragment which
+# essentially lists what the source files are and how to link them
+# into an riscv and/or host executable. All variables should include
+# the benchmark name as a prefix so that they are unique.
+#
+
+empty_c_src = \
+       empty_main.c \
+       syscalls.c \
+
+empty_riscv_src = \
+       crt.S \
+
+empty_c_objs     = $(patsubst %.c, %.o, $(empty_c_src))
+empty_riscv_objs = $(patsubst %.S, %.o, $(empty_riscv_src))
+
+empty_host_bin = empty.host
+$(empty_host_bin): $(empty_c_src)
+       $(HOST_COMP) $^ -o $(empty_host_bin)
+
+empty_riscv_bin = empty.riscv
+$(empty_riscv_bin): $(empty_c_objs) $(empty_riscv_objs)
+       $(RISCV_LINK) $(empty_c_objs) $(empty_riscv_objs) -o $(empty_riscv_bin) $(RISCV_LINK_OPTS)
+
+junk += $(empty_c_objs) $(empty_riscv_objs) \
+        $(empty_host_bin) $(empty_riscv_bin)

diff --git a/benchmarks/empty/empty_main.c b/benchmarks/empty/empty_main.c
new file mode 100644 (file)
index 0000000..6a63b99
--- /dev/null
+++ b/benchmarks/empty/empty_main.c
@@ -0,0 +1,24 @@
+// See LICENSE for license details.
+
+//**************************************************************************
+// Median filter bencmark
+//--------------------------------------------------------------------------
+//
+// This benchmark performs a 1D three element median filter. The
+// input data (and reference data) should be generated using the
+// median_gendata.pl perl script and dumped to a file named
+// dataset1.h You should not change anything except the
+// HOST_DEBUG and PREALLOCATE macros for your timing run.
+
+#include "util.h"
+
+//--------------------------------------------------------------------------
+// Input/Reference Data
+
+//--------------------------------------------------------------------------
+// Main
+
+int main( int argc, char* argv[] )
+{
+  return 0;
+}