Implementation notes: armeabi, spongebob, crypto_hash/edonr512

Computer: spongebob
Architecture: armeabi
CPU ID: unknown CPU ID
SUPERCOP version: 20130126
Operation: crypto_hash
Primitive: edonr512
TimeImplementationCompilerBenchmark dateSUPERCOP version
24832swpbegcc -mcpu=arm1136j-s -Os -fomit-frame-pointer -fno-schedule-insns2013022420130126
24832swpbegcc -mcpu=arm1136jf-s -Os -fomit-frame-pointer -fno-schedule-insns2013022420130126
26368swpbegcc -mcpu=arm1136j-s -O2 -fomit-frame-pointer -fno-schedule-insns2013022420130126
26368swpbegcc -mcpu=arm1136j-s -O3 -fomit-frame-pointer -fno-schedule-insns2013022420130126
27136swpbegcc -mcpu=arm1136jf-s -O2 -fomit-frame-pointer -fno-schedule-insns2013022420130126
27136swpbegcc -mcpu=arm1136jf-s -O3 -fomit-frame-pointer -fno-schedule-insns2013022420130126
28416optcgcc -mcpu=arm1136j-s -Os -fomit-frame-pointer -fno-schedule-insns2013022420130126
28416optcgcc -mcpu=arm1136jf-s -Os -fomit-frame-pointer -fno-schedule-insns2013022420130126
28672swpbegcc -mcpu=arm1136j-s -O -fomit-frame-pointer2013022420130126
28672swpbegcc -mcpu=arm1136j-s -O -fomit-frame-pointer -fno-schedule-insns2013022420130126
28672swpbegcc -mcpu=arm1136jf-s -O -fomit-frame-pointer2013022420130126
28672swpbegcc -mcpu=arm1136jf-s -O -fomit-frame-pointer -fno-schedule-insns2013022420130126
28672swpbegcc -mcpu=arm9e -O -fomit-frame-pointer2013022420130126
28672swpbegcc -mcpu=cortex-a8 -mfloat-abi=softfp -mfpu=neon -O -fomit-frame-pointer2013022420130126
28672swpbegcc -mcpu=cortex-a9 -O -fomit-frame-pointer2013022420130126
28672swpbegcc -mcpu=cortex-a9 -mfloat-abi=softfp -mfpu=neon -O -fomit-frame-pointer2013022420130126
28672swpbegcc -mcpu=cortex-r4 -O -fomit-frame-pointer2013022420130126
28672swpbegcc -mcpu=xscale -O -fomit-frame-pointer2013022420130126
30720optcgcc -mcpu=arm1136j-s -O2 -fomit-frame-pointer -fno-schedule-insns2013022420130126
30720optcgcc -mcpu=arm1136jf-s -O2 -fomit-frame-pointer -fno-schedule-insns2013022420130126
30976optcgcc -mcpu=arm1136j-s -O3 -fomit-frame-pointer -fno-schedule-insns2013022420130126
30976optcgcc -mcpu=arm1136jf-s -O3 -fomit-frame-pointer -fno-schedule-insns2013022420130126
33280swpbegcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer2013022420130126
33280optcgcc -mcpu=arm1136j-s -O -fomit-frame-pointer2013022420130126
33280optcgcc -mcpu=arm1136j-s -O -fomit-frame-pointer -fno-schedule-insns2013022420130126
33280optcgcc -mcpu=arm1136jf-s -O -fomit-frame-pointer2013022420130126
33280optcgcc -mcpu=arm1136jf-s -O -fomit-frame-pointer -fno-schedule-insns2013022420130126
33280optcgcc -mcpu=arm9e -O -fomit-frame-pointer2013022420130126
33280optcgcc -mcpu=cortex-a8 -mfloat-abi=softfp -mfpu=neon -O -fomit-frame-pointer2013022420130126
33280optcgcc -mcpu=cortex-a9 -O -fomit-frame-pointer2013022420130126
33280optcgcc -mcpu=cortex-a9 -mfloat-abi=softfp -mfpu=neon -O -fomit-frame-pointer2013022420130126
33280optcgcc -mcpu=cortex-r4 -O -fomit-frame-pointer2013022420130126
33280optcgcc -mcpu=xscale -O -fomit-frame-pointer2013022420130126
33536swpbegcc -O -fomit-frame-pointer2013022420130126
33536swpbegcc -fno-schedule-insns -O -fomit-frame-pointer2013022420130126
33536swpbegcc -mcpu=arm1020t -O -fomit-frame-pointer2013022420130126
33536swpbegcc -mcpu=arm10tdmi -O -fomit-frame-pointer2013022420130126
33536swpbegcc -mcpu=arm810 -O -fomit-frame-pointer2013022420130126
33536swpbegcc -mcpu=arm8 -O -fomit-frame-pointer2013022420130126
33536swpbegcc -mcpu=arm920 -O -fomit-frame-pointer2013022420130126
33536swpbegcc -mcpu=arm920t -O -fomit-frame-pointer2013022420130126
33536swpbegcc -mcpu=arm940t -O -fomit-frame-pointer2013022420130126
33536swpbegcc -mcpu=arm9 -O -fomit-frame-pointer2013022420130126
33536swpbegcc -mcpu=arm9tdmi -O -fomit-frame-pointer2013022420130126
33536swpbegcc -mcpu=ep9312 -O -fomit-frame-pointer2013022420130126
33536swpbegcc -mcpu=strongarm1100 -O -fomit-frame-pointer2013022420130126
33536swpbegcc -mcpu=strongarm110 -O -fomit-frame-pointer2013022420130126
33536swpbegcc -mcpu=strongarm -O -fomit-frame-pointer2013022420130126
34304swpbegcc -funroll-loops -O -fomit-frame-pointer2013022420130126
34304swpbegcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer2013022420130126
34560swpbegcc -fno-schedule-insns -O2 -fomit-frame-pointer2013022420130126
34560swpbegcc -fno-schedule-insns -O3 -fomit-frame-pointer2013022420130126
34560swpbegcc -fno-schedule-insns -Os -fomit-frame-pointer2013022420130126
34560swpbegcc -mcpu=arm7tdmi -O -fomit-frame-pointer2013022420130126
35584swpbegcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer2013022420130126
35584swpbegcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer2013022420130126
35584swpbegcc -mcpu=cortex-r4 -Os -fomit-frame-pointer2013022420130126
36864swpbegcc -mcpu=arm1136j-s -Os -fomit-frame-pointer2013022420130126
36864swpbegcc -mcpu=arm1136jf-s -Os -fomit-frame-pointer2013022420130126
36864swpbegcc -mcpu=arm9e -Os -fomit-frame-pointer2013022420130126
36864swpbegcc -mcpu=cortex-a8 -mfloat-abi=softfp -mfpu=neon -Os -fomit-frame-pointer2013022420130126
36864swpbegcc -mcpu=xscale -Os -fomit-frame-pointer2013022420130126
39168swpbegcc -mcpu=arm9e -O2 -fomit-frame-pointer2013022420130126
39168swpbegcc -mcpu=arm9e -O3 -fomit-frame-pointer2013022420130126
39168swpbegcc -mcpu=cortex-a9 -Os -fomit-frame-pointer2013022420130126
39168swpbegcc -mcpu=cortex-a9 -mfloat-abi=softfp -mfpu=neon -Os -fomit-frame-pointer2013022420130126
39168swpbegcc -mcpu=cortex-r4 -O2 -fomit-frame-pointer2013022420130126
39168swpbegcc -mcpu=cortex-r4 -O3 -fomit-frame-pointer2013022420130126
39168swpbegcc -mcpu=xscale -O2 -fomit-frame-pointer2013022420130126
39168swpbegcc -mcpu=xscale -O3 -fomit-frame-pointer2013022420130126
40192swpbegcc -mcpu=cortex-a8 -mfloat-abi=softfp -mfpu=neon -O2 -fomit-frame-pointer2013022420130126
40192swpbegcc -mcpu=cortex-a8 -mfloat-abi=softfp -mfpu=neon -O3 -fomit-frame-pointer2013022420130126
41472optcgcc -funroll-loops -O -fomit-frame-pointer2013022420130126
41472optcgcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer2013022420130126
41472optcgcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer2013022420130126
41472optcgcc -mcpu=arm1020t -O -fomit-frame-pointer2013022420130126
41472optcgcc -mcpu=arm10tdmi -O -fomit-frame-pointer2013022420130126
41472swpbegcc -mcpu=arm1136j-s -O2 -fomit-frame-pointer2013022420130126
41472swpbegcc -mcpu=arm1136jf-s -O2 -fomit-frame-pointer2013022420130126
41472swpbegcc -mcpu=arm1136jf-s -O3 -fomit-frame-pointer2013022420130126
41472optcgcc -mcpu=arm8 -O -fomit-frame-pointer2013022420130126
41728optcgcc -O -fomit-frame-pointer2013022420130126
41728optcgcc -fno-schedule-insns -O3 -fomit-frame-pointer2013022420130126
41728optcgcc -fno-schedule-insns -O -fomit-frame-pointer2013022420130126
41728optcgcc -fno-schedule-insns -Os -fomit-frame-pointer2013022420130126
41728optcgcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer2013022420130126
41728optcgcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer2013022420130126
41728swpbegcc -mcpu=arm1136j-s -O3 -fomit-frame-pointer2013022420130126
41728optcgcc -mcpu=arm7tdmi -O -fomit-frame-pointer2013022420130126
41728optcgcc -mcpu=arm920 -O -fomit-frame-pointer2013022420130126
41728optcgcc -mcpu=arm920t -O -fomit-frame-pointer2013022420130126
41728optcgcc -mcpu=arm940t -O -fomit-frame-pointer2013022420130126
41728optcgcc -mcpu=arm9tdmi -O -fomit-frame-pointer2013022420130126
41728swpbegcc -mcpu=cortex-a9 -O2 -fomit-frame-pointer2013022420130126
41728swpbegcc -mcpu=cortex-a9 -O3 -fomit-frame-pointer2013022420130126
41728optcgcc -mcpu=cortex-a9 -Os -fomit-frame-pointer2013022420130126
41728swpbegcc -mcpu=cortex-a9 -mfloat-abi=softfp -mfpu=neon -O2 -fomit-frame-pointer2013022420130126
41728swpbegcc -mcpu=cortex-a9 -mfloat-abi=softfp -mfpu=neon -O3 -fomit-frame-pointer2013022420130126
41728optcgcc -mcpu=cortex-a9 -mfloat-abi=softfp -mfpu=neon -Os -fomit-frame-pointer2013022420130126
41728optcgcc -mcpu=ep9312 -O -fomit-frame-pointer2013022420130126
41728optcgcc -mcpu=strongarm1100 -O -fomit-frame-pointer2013022420130126
41728optcgcc -mcpu=strongarm110 -O -fomit-frame-pointer2013022420130126
41728optcgcc -mcpu=strongarm -O -fomit-frame-pointer2013022420130126
42752optcgcc -fno-schedule-insns -O2 -fomit-frame-pointer2013022420130126
42752optcgcc -mcpu=arm810 -O -fomit-frame-pointer2013022420130126
42752optcgcc -mcpu=arm9 -O -fomit-frame-pointer2013022420130126
45056swpbegcc -Os -fomit-frame-pointer2013022420130126
45056swpbegcc -funroll-loops -O3 -fomit-frame-pointer2013022420130126
45056swpbegcc -funroll-loops -Os -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=arm1020t -Os -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=arm10tdmi -O3 -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=arm10tdmi -Os -fomit-frame-pointer2013022420130126
45056optcgcc -mcpu=arm1136j-s -Os -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=arm7tdmi -O2 -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=arm7tdmi -O3 -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=arm7tdmi -Os -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=arm810 -O2 -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=arm810 -Os -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=arm8 -Os -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=arm920 -Os -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=arm920t -O2 -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=arm920t -Os -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=arm940t -Os -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=arm9 -O2 -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=arm9 -Os -fomit-frame-pointer2013022420130126
45056optcgcc -mcpu=arm9e -Os -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=arm9tdmi -Os -fomit-frame-pointer2013022420130126
45056optcgcc -mcpu=cortex-r4 -Os -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=ep9312 -Os -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=strongarm1100 -Os -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=strongarm110 -Os -fomit-frame-pointer2013022420130126
45056swpbegcc -mcpu=strongarm -Os -fomit-frame-pointer2013022420130126
45312swpbegcc -O2 -fomit-frame-pointer2013022420130126
45312swpbegcc -funroll-loops -O2 -fomit-frame-pointer2013022420130126
45312swpbegcc -mcpu=arm1020t -O3 -fomit-frame-pointer2013022420130126
45312optcgcc -mcpu=arm1136jf-s -Os -fomit-frame-pointer2013022420130126
45312swpbegcc -mcpu=arm8 -O2 -fomit-frame-pointer2013022420130126
45312swpbegcc -mcpu=arm920 -O2 -fomit-frame-pointer2013022420130126
45312swpbegcc -mcpu=arm940t -O2 -fomit-frame-pointer2013022420130126
45312swpbegcc -mcpu=arm9tdmi -O2 -fomit-frame-pointer2013022420130126
45312optcgcc -mcpu=cortex-a8 -mfloat-abi=softfp -mfpu=neon -Os -fomit-frame-pointer2013022420130126
45312swpbegcc -mcpu=ep9312 -O2 -fomit-frame-pointer2013022420130126
45312swpbegcc -mcpu=strongarm1100 -O2 -fomit-frame-pointer2013022420130126
45312swpbegcc -mcpu=strongarm110 -O2 -fomit-frame-pointer2013022420130126
45312swpbegcc -mcpu=strongarm -O2 -fomit-frame-pointer2013022420130126
46080swpbegcc -mcpu=arm1020t -O2 -fomit-frame-pointer2013022420130126
46080swpbegcc -mcpu=arm10tdmi -O2 -fomit-frame-pointer2013022420130126
46080swpbegcc -mcpu=arm810 -O3 -fomit-frame-pointer2013022420130126
46080swpbegcc -mcpu=arm8 -O3 -fomit-frame-pointer2013022420130126
46080swpbegcc -mcpu=arm920 -O3 -fomit-frame-pointer2013022420130126
46080swpbegcc -mcpu=arm920t -O3 -fomit-frame-pointer2013022420130126
46080swpbegcc -mcpu=arm940t -O3 -fomit-frame-pointer2013022420130126
46080swpbegcc -mcpu=arm9 -O3 -fomit-frame-pointer2013022420130126
46080swpbegcc -mcpu=arm9tdmi -O3 -fomit-frame-pointer2013022420130126
46080swpbegcc -mcpu=ep9312 -O3 -fomit-frame-pointer2013022420130126
46080swpbegcc -mcpu=strongarm1100 -O3 -fomit-frame-pointer2013022420130126
46080swpbegcc -mcpu=strongarm110 -O3 -fomit-frame-pointer2013022420130126
46080swpbegcc -mcpu=strongarm -O3 -fomit-frame-pointer2013022420130126
46336swpbegcc -O3 -fomit-frame-pointer2013022420130126
46336optcgcc -mcpu=xscale -Os -fomit-frame-pointer2013022420130126
48896optcgcc -mcpu=cortex-a9 -O3 -fomit-frame-pointer2013022420130126
49920optcgcc -mcpu=cortex-a9 -O2 -fomit-frame-pointer2013022420130126
50944optcgcc -mcpu=cortex-a9 -mfloat-abi=softfp -mfpu=neon -O2 -fomit-frame-pointer2013022420130126
50944optcgcc -mcpu=cortex-a9 -mfloat-abi=softfp -mfpu=neon -O3 -fomit-frame-pointer2013022420130126
59648optcgcc -mcpu=arm1020t -Os -fomit-frame-pointer2013022420130126
60160optcgcc -mcpu=cortex-r4 -O3 -fomit-frame-pointer2013022420130126
60416optcgcc -mcpu=arm9e -O2 -fomit-frame-pointer2013022420130126
60416optcgcc -mcpu=cortex-r4 -O2 -fomit-frame-pointer2013022420130126
60672optcgcc -mcpu=arm1136j-s -O2 -fomit-frame-pointer2013022420130126
60672optcgcc -mcpu=arm1136j-s -O3 -fomit-frame-pointer2013022420130126
60672optcgcc -mcpu=arm1136jf-s -O2 -fomit-frame-pointer2013022420130126
60672optcgcc -mcpu=arm1136jf-s -O3 -fomit-frame-pointer2013022420130126
60672optcgcc -mcpu=arm9e -O3 -fomit-frame-pointer2013022420130126
60672optcgcc -mcpu=xscale -O2 -fomit-frame-pointer2013022420130126
60672optcgcc -mcpu=xscale -O3 -fomit-frame-pointer2013022420130126
61696optcgcc -mcpu=cortex-a8 -mfloat-abi=softfp -mfpu=neon -O2 -fomit-frame-pointer2013022420130126
61696optcgcc -mcpu=cortex-a8 -mfloat-abi=softfp -mfpu=neon -O3 -fomit-frame-pointer2013022420130126
62720optcgcc -mcpu=arm940t -Os -fomit-frame-pointer2013022420130126
65280optcgcc -funroll-loops -Os -fomit-frame-pointer2013022420130126
65280optcgcc -mcpu=arm920 -Os -fomit-frame-pointer2013022420130126
65280optcgcc -mcpu=arm920t -Os -fomit-frame-pointer2013022420130126
65280optcgcc -mcpu=arm9 -Os -fomit-frame-pointer2013022420130126
65280optcgcc -mcpu=strongarm110 -Os -fomit-frame-pointer2013022420130126
65536optcgcc -Os -fomit-frame-pointer2013022420130126
65536optcgcc -mcpu=arm10tdmi -Os -fomit-frame-pointer2013022420130126
65536optcgcc -mcpu=arm7tdmi -Os -fomit-frame-pointer2013022420130126
65536optcgcc -mcpu=arm810 -Os -fomit-frame-pointer2013022420130126
65536optcgcc -mcpu=arm8 -Os -fomit-frame-pointer2013022420130126
65536optcgcc -mcpu=arm9tdmi -Os -fomit-frame-pointer2013022420130126
65536optcgcc -mcpu=ep9312 -Os -fomit-frame-pointer2013022420130126
65536optcgcc -mcpu=strongarm1100 -Os -fomit-frame-pointer2013022420130126
65536optcgcc -mcpu=strongarm -Os -fomit-frame-pointer2013022420130126
67584optcgcc -O2 -fomit-frame-pointer2013022420130126
67584optcgcc -O3 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm1020t -O2 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm1020t -O3 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm10tdmi -O2 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm10tdmi -O3 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm7tdmi -O3 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm810 -O2 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm810 -O3 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm8 -O2 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm8 -O3 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm920 -O2 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm920 -O3 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm920t -O2 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm920t -O3 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm940t -O2 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm940t -O3 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm9 -O2 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm9 -O3 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm9tdmi -O2 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=arm9tdmi -O3 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=ep9312 -O2 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=ep9312 -O3 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=strongarm1100 -O2 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=strongarm1100 -O3 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=strongarm110 -O2 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=strongarm110 -O3 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=strongarm -O2 -fomit-frame-pointer2013022420130126
67584optcgcc -mcpu=strongarm -O3 -fomit-frame-pointer2013022420130126
67840optcgcc -funroll-loops -O3 -fomit-frame-pointer2013022420130126
67840optcgcc -mcpu=arm7tdmi -O2 -fomit-frame-pointer2013022420130126
68096optcgcc -funroll-loops -O2 -fomit-frame-pointer2013022420130126
73728swpbecc2013022420130126
73728swpbegcc2013022420130126
73728swpbegcc -funroll-loops2013022420130126
107008optccc2013022420130126
107008optcgcc2013022420130126
107008optcgcc -funroll-loops2013022420130126

Test failure

Implementation: crypto_hash/edonr512/optc
Compiler: gcc -funroll-loops -fno-schedule-insns -march=iwmmxt -O2 -fomit-frame-pointer
error 111

Number of similar (compiler,implementation) pairs: 22, namely:
CompilerImplementations
gcc -funroll-loops -fno-schedule-insns -march=iwmmxt -O2 -fomit-frame-pointer optc swpbe
gcc -funroll-loops -fno-schedule-insns -march=iwmmxt -O3 -fomit-frame-pointer optc swpbe
gcc -funroll-loops -fno-schedule-insns -march=iwmmxt -O -fomit-frame-pointer optc swpbe
gcc -funroll-loops -fno-schedule-insns -march=iwmmxt -Os -fomit-frame-pointer optc swpbe
gcc -funroll-loops -march=iwmmxt -O2 -fomit-frame-pointer optc swpbe
gcc -funroll-loops -march=iwmmxt -O3 -fomit-frame-pointer optc swpbe
gcc -funroll-loops -march=iwmmxt -O -fomit-frame-pointer optc swpbe
gcc -funroll-loops -march=iwmmxt -Os -fomit-frame-pointer optc swpbe
gcc -mcpu=iwmmxt -O2 -fomit-frame-pointer optc swpbe
gcc -mcpu=iwmmxt -O3 -fomit-frame-pointer optc swpbe
gcc -mcpu=iwmmxt -Os -fomit-frame-pointer optc swpbe