gold_benchmark: lld, less verbose output, more manageable sizes

Author: cirosantilli

linker/gold_benchmark/bench

@@ -3,5 +3,9 @@ set -eu
 cflags='-ggdb3 -O0 -std=c99 -Wall -Wextra -pedantic'
 output_file="${1:-res.log}"
 rm -f "$output_file"
-/usr/bin/time --append --format 'nogold: wall=%es user=%Us system=%Ss %MkB' --output "$output_file" gcc $cflags -o main *.o
-/usr/bin/time --append --format 'gold:   wall=%es user=%Us system=%Ss %MkB' --output "$output_file" gcc $cflags -fuse-ld=gold -o main *.o
+echo nogold
+/usr/bin/time --append --format 'nogold:  wall=%es user=%Us system=%Ss %MkB' --output "$output_file" gcc $cflags               -o main *.o
+echo gold
+/usr/bin/time --append --format 'gold:    wall=%es user=%Us system=%Ss %MkB' --output "$output_file" gcc $cflags -fuse-ld=gold -o main *.o
+echo lld
+/usr/bin/time --append --format 'lld:     wall=%es user=%Us system=%Ss %MkB' --output "$output_file" gcc $cflags -fuse-ld=lld  -o main *.o

linker/gold_benchmark/bench-all

@@ -3,12 +3,6 @@ set -eu
 result_log=result.log
 rm -f "$result_log"
 for params in \
-  "10000 1 1" \
-  "1 10000 1" \
-  "1 1 10000" \
-  "10000 10 1" \
-  "1000 100 1" \
-  "100 1000 1" \
   "10000 10 10" \
   "1000 100 10" \
   "100 1000 10" \

linker/gold_benchmark/generate-objects

@@ -18,7 +18,7 @@ cflags='-ggdb3 -O0 -std=c99 -Wall -Wextra -pedantic'
 # Cleanup previous generated files objects.
 ./clean
 
-# Generate i_*.c, ints.h and int_sum.h
+echo "Generate i_*.c, ints.h and int_sum.h"
 rm -f ints.h
 echo 'return' > int_sum.h
 int_file_i=0
@@ -27,7 +27,6 @@ while [ "$int_file_i" -lt "$n_int_file_is" ]; do
   int_file="${int_file_i}.c"
   rm -f "$int_file"
   while [ "$int_i" -lt "$n_ints_per_file" ]; do
-    echo "${int_file_i} ${int_i}"
     int_sym="i_${int_file_i}_${int_i}"
     echo "unsigned int ${int_sym} = ${int_file_i};" >> "$int_file"
     echo "extern unsigned int ${int_sym};" >> ints.h
@@ -38,7 +37,7 @@ while [ "$int_file_i" -lt "$n_int_file_is" ]; do
 done
 echo '1;' >> int_sum.h
 
-# Generate funcs.h and main.c.
+echo "Generate funcs.h and main.c."
 rm -f funcs.h
 cat <<EOF >main.c
 #include "funcs.h"
@@ -65,5 +64,5 @@ cat <<EOF >>main.c
 }
 EOF
 
-# Generate *.o
-ls | grep -E '\.c$' | parallel --halt now,fail=1 -t --will-cite "gcc $cflags -c -o '{.}.o' '{}'"
+echo "Generate *.o"
+ls | grep -E '\.c$' | parallel --halt now,fail=1 --will-cite "gcc $cflags -c -o '{.}.o' '{}'"