Implementation notes: armeabi, spongebob, crypto_hash/edonr256

Computer: spongebob
Architecture: armeabi
CPU ID: unknown CPU ID
SUPERCOP version: 20130126
Operation: crypto_hash
Primitive: edonr256
TimeImplementationCompilerBenchmark dateSUPERCOP version
19968swpbegcc -fno-schedule-insns -O3 -fomit-frame-pointer2013022420130126
19968swpbegcc -fno-schedule-insns -Os -fomit-frame-pointer2013022420130126
19968swpbegcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer2013022420130126
19968swpbegcc -mcpu=arm1136j-s -O2 -fomit-frame-pointer -fno-schedule-insns2013022420130126
19968swpbegcc -mcpu=arm1136j-s -O3 -fomit-frame-pointer -fno-schedule-insns2013022420130126
19968swpbegcc -mcpu=arm1136j-s -Os -fomit-frame-pointer -fno-schedule-insns2013022420130126
19968swpbegcc -mcpu=arm1136jf-s -O2 -fomit-frame-pointer -fno-schedule-insns2013022420130126
19968swpbegcc -mcpu=arm1136jf-s -O3 -fomit-frame-pointer -fno-schedule-insns2013022420130126
19968swpbegcc -mcpu=arm1136jf-s -Os -fomit-frame-pointer -fno-schedule-insns2013022420130126
20224swpbegcc -fno-schedule-insns -O2 -fomit-frame-pointer2013022420130126
20224swpbegcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer2013022420130126
20224swpbegcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer2013022420130126
21248optcgcc -fno-schedule-insns -O2 -fomit-frame-pointer2013022420130126
21248optcgcc -fno-schedule-insns -O3 -fomit-frame-pointer2013022420130126
21248optcgcc -fno-schedule-insns -Os -fomit-frame-pointer2013022420130126
21248optcgcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer2013022420130126
21248optcgcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer2013022420130126
21248optcgcc -mcpu=arm1136j-s -O2 -fomit-frame-pointer -fno-schedule-insns2013022420130126
21248optcgcc -mcpu=arm1136j-s -O3 -fomit-frame-pointer -fno-schedule-insns2013022420130126
21248optcgcc -mcpu=arm1136j-s -Os -fomit-frame-pointer -fno-schedule-insns2013022420130126
21248optcgcc -mcpu=arm1136jf-s -O2 -fomit-frame-pointer -fno-schedule-insns2013022420130126
21248optcgcc -mcpu=arm1136jf-s -O3 -fomit-frame-pointer -fno-schedule-insns2013022420130126
21248optcgcc -mcpu=arm1136jf-s -Os -fomit-frame-pointer -fno-schedule-insns2013022420130126
21504optcgcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer2013022420130126
21504optcgcc -mcpu=cortex-a9 -mfloat-abi=softfp -mfpu=neon -Os -fomit-frame-pointer2013022420130126
22272optcgcc -mcpu=cortex-a9 -Os -fomit-frame-pointer2013022420130126
22528optcgcc -mcpu=cortex-a9 -O2 -fomit-frame-pointer2013022420130126
22528optcgcc -mcpu=cortex-a9 -O3 -fomit-frame-pointer2013022420130126
22528swpbegcc -mcpu=cortex-a9 -Os -fomit-frame-pointer2013022420130126
22528optcgcc -mcpu=cortex-a9 -mfloat-abi=softfp -mfpu=neon -O2 -fomit-frame-pointer2013022420130126
22528optcgcc -mcpu=cortex-a9 -mfloat-abi=softfp -mfpu=neon -O3 -fomit-frame-pointer2013022420130126
22528swpbegcc -mcpu=cortex-a9 -mfloat-abi=softfp -mfpu=neon -Os -fomit-frame-pointer2013022420130126
22784swpbegcc -mcpu=cortex-a9 -O2 -fomit-frame-pointer2013022420130126
22784swpbegcc -mcpu=cortex-a9 -O3 -fomit-frame-pointer2013022420130126
22784swpbegcc -mcpu=cortex-a9 -mfloat-abi=softfp -mfpu=neon -O3 -fomit-frame-pointer2013022420130126
23552swpbegcc -mcpu=cortex-a9 -mfloat-abi=softfp -mfpu=neon -O2 -fomit-frame-pointer2013022420130126
23808swpbegcc -O -fomit-frame-pointer2013022420130126
23808swpbegcc -fno-schedule-insns -O -fomit-frame-pointer2013022420130126
23808swpbegcc -funroll-loops -O -fomit-frame-pointer2013022420130126
23808swpbegcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=arm1020t -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=arm10tdmi -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=arm1136j-s -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=arm1136j-s -O -fomit-frame-pointer -fno-schedule-insns2013022420130126
23808swpbegcc -mcpu=arm1136jf-s -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=arm1136jf-s -O -fomit-frame-pointer -fno-schedule-insns2013022420130126
23808swpbegcc -mcpu=arm7tdmi -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=arm810 -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=arm8 -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=arm920 -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=arm920t -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=arm940t -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=arm9 -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=arm9e -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=arm9tdmi -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=cortex-a8 -mfloat-abi=softfp -mfpu=neon -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=cortex-a9 -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=cortex-a9 -mfloat-abi=softfp -mfpu=neon -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=cortex-r4 -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=ep9312 -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=strongarm1100 -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=strongarm110 -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=strongarm -O -fomit-frame-pointer2013022420130126
23808swpbegcc -mcpu=xscale -O -fomit-frame-pointer2013022420130126
25088optcgcc -fno-schedule-insns -O -fomit-frame-pointer2013022420130126
25088optcgcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer2013022420130126
25088optcgcc -mcpu=arm10tdmi -O -fomit-frame-pointer2013022420130126
25088optcgcc -mcpu=arm1136j-s -O -fomit-frame-pointer2013022420130126
25088optcgcc -mcpu=arm1136j-s -O -fomit-frame-pointer -fno-schedule-insns2013022420130126
25088optcgcc -mcpu=arm1136jf-s -O -fomit-frame-pointer2013022420130126
25088optcgcc -mcpu=arm1136jf-s -O -fomit-frame-pointer -fno-schedule-insns2013022420130126
25088optcgcc -mcpu=arm810 -O -fomit-frame-pointer2013022420130126
25088optcgcc -mcpu=arm920 -O -fomit-frame-pointer2013022420130126
25088optcgcc -mcpu=arm920t -O -fomit-frame-pointer2013022420130126
25088optcgcc -mcpu=arm9 -O -fomit-frame-pointer2013022420130126
25088optcgcc -mcpu=arm9e -O -fomit-frame-pointer2013022420130126
25088optcgcc -mcpu=arm9tdmi -O -fomit-frame-pointer2013022420130126
25088optcgcc -mcpu=cortex-a9 -O -fomit-frame-pointer2013022420130126
25088optcgcc -mcpu=cortex-a9 -mfloat-abi=softfp -mfpu=neon -O -fomit-frame-pointer2013022420130126
25088optcgcc -mcpu=cortex-r4 -O -fomit-frame-pointer2013022420130126
25088optcgcc -mcpu=ep9312 -O -fomit-frame-pointer2013022420130126
25088optcgcc -mcpu=strongarm1100 -O -fomit-frame-pointer2013022420130126
25088optcgcc -mcpu=strongarm -O -fomit-frame-pointer2013022420130126
25344optcgcc -O -fomit-frame-pointer2013022420130126
25344optcgcc -mcpu=arm1020t -O -fomit-frame-pointer2013022420130126
25344optcgcc -mcpu=strongarm110 -O -fomit-frame-pointer2013022420130126
25856optcgcc -funroll-loops -O -fomit-frame-pointer2013022420130126
25856optcgcc -mcpu=arm8 -O -fomit-frame-pointer2013022420130126
25856optcgcc -mcpu=arm940t -O -fomit-frame-pointer2013022420130126
25856optcgcc -mcpu=cortex-a8 -mfloat-abi=softfp -mfpu=neon -O -fomit-frame-pointer2013022420130126
25856optcgcc -mcpu=xscale -O -fomit-frame-pointer2013022420130126
26112optcgcc -mcpu=arm7tdmi -O -fomit-frame-pointer2013022420130126
29696optcgcc -mcpu=cortex-a8 -mfloat-abi=softfp -mfpu=neon -O2 -fomit-frame-pointer2013022420130126
29696optcgcc -mcpu=cortex-a8 -mfloat-abi=softfp -mfpu=neon -O3 -fomit-frame-pointer2013022420130126
30720swpbegcc -mcpu=cortex-a8 -mfloat-abi=softfp -mfpu=neon -O2 -fomit-frame-pointer2013022420130126
30720swpbegcc -mcpu=cortex-a8 -mfloat-abi=softfp -mfpu=neon -O3 -fomit-frame-pointer2013022420130126
30720optcgcc -mcpu=cortex-a8 -mfloat-abi=softfp -mfpu=neon -Os -fomit-frame-pointer2013022420130126
30720swpbegcc -mcpu=cortex-a8 -mfloat-abi=softfp -mfpu=neon -Os -fomit-frame-pointer2013022420130126
30976optcgcc -Os -fomit-frame-pointer2013022420130126
30976optcgcc -funroll-loops -Os -fomit-frame-pointer2013022420130126
30976swpbegcc -funroll-loops -Os -fomit-frame-pointer2013022420130126
30976optcgcc -mcpu=arm10tdmi -Os -fomit-frame-pointer2013022420130126
30976swpbegcc -mcpu=arm7tdmi -O2 -fomit-frame-pointer2013022420130126
30976swpbegcc -mcpu=arm7tdmi -O3 -fomit-frame-pointer2013022420130126
30976optcgcc -mcpu=arm810 -Os -fomit-frame-pointer2013022420130126
30976optcgcc -mcpu=arm8 -Os -fomit-frame-pointer2013022420130126
30976optcgcc -mcpu=arm940t -Os -fomit-frame-pointer2013022420130126
30976optcgcc -mcpu=arm9 -Os -fomit-frame-pointer2013022420130126
30976optcgcc -mcpu=arm9e -Os -fomit-frame-pointer2013022420130126
30976optcgcc -mcpu=arm9tdmi -Os -fomit-frame-pointer2013022420130126
30976swpbegcc -mcpu=cortex-r4 -O2 -fomit-frame-pointer2013022420130126
30976swpbegcc -mcpu=cortex-r4 -O3 -fomit-frame-pointer2013022420130126
30976swpbegcc -mcpu=cortex-r4 -Os -fomit-frame-pointer2013022420130126
30976optcgcc -mcpu=ep9312 -Os -fomit-frame-pointer2013022420130126
30976optcgcc -mcpu=strongarm1100 -Os -fomit-frame-pointer2013022420130126
31232swpbegcc -mcpu=arm1136j-s -Os -fomit-frame-pointer2013022420130126
31232swpbegcc -mcpu=arm1136jf-s -Os -fomit-frame-pointer2013022420130126
32000optcgcc -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -O3 -fomit-frame-pointer2013022420130126
32000swpbegcc -Os -fomit-frame-pointer2013022420130126
32000optcgcc -funroll-loops -O2 -fomit-frame-pointer2013022420130126
32000swpbegcc -funroll-loops -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -funroll-loops -O3 -fomit-frame-pointer2013022420130126
32000swpbegcc -funroll-loops -O3 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm1020t -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm1020t -O3 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm1020t -Os -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=arm1020t -Os -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm10tdmi -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm10tdmi -O3 -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=arm10tdmi -Os -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=arm1136j-s -O2 -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=arm1136j-s -O3 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm1136j-s -Os -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=arm1136jf-s -O2 -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=arm1136jf-s -O3 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm1136jf-s -Os -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm7tdmi -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm7tdmi -O3 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm810 -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm810 -O3 -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=arm810 -Os -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm8 -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm8 -O3 -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=arm8 -Os -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm920 -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm920 -O3 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm920 -Os -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=arm920 -Os -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm920t -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm920t -O3 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm920t -Os -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=arm920t -Os -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm940t -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm940t -O3 -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=arm940t -Os -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm9 -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm9 -O3 -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=arm9 -Os -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm9e -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm9e -O3 -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=arm9e -Os -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm9tdmi -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=arm9tdmi -O3 -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=arm9tdmi -Os -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=cortex-r4 -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=cortex-r4 -O3 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=cortex-r4 -Os -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=ep9312 -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=ep9312 -O3 -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=ep9312 -Os -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=strongarm1100 -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=strongarm1100 -O3 -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=strongarm1100 -Os -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=strongarm110 -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=strongarm110 -O3 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=strongarm110 -Os -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=strongarm110 -Os -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=strongarm -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=strongarm -O3 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=strongarm -Os -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=strongarm -Os -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=xscale -O2 -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=xscale -O2 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=xscale -O3 -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=xscale -O3 -fomit-frame-pointer2013022420130126
32000optcgcc -mcpu=xscale -Os -fomit-frame-pointer2013022420130126
32000swpbegcc -mcpu=xscale -Os -fomit-frame-pointer2013022420130126
32256swpbegcc -mcpu=arm1020t -O3 -fomit-frame-pointer2013022420130126
32256swpbegcc -mcpu=arm10tdmi -O3 -fomit-frame-pointer2013022420130126
32256optcgcc -mcpu=arm1136j-s -O2 -fomit-frame-pointer2013022420130126
32256optcgcc -mcpu=arm1136j-s -O3 -fomit-frame-pointer2013022420130126
32256optcgcc -mcpu=arm1136jf-s -O2 -fomit-frame-pointer2013022420130126
32256optcgcc -mcpu=arm1136jf-s -O3 -fomit-frame-pointer2013022420130126
32512swpbegcc -mcpu=arm10tdmi -O2 -fomit-frame-pointer2013022420130126
32512swpbegcc -mcpu=arm8 -O3 -fomit-frame-pointer2013022420130126
33024swpbegcc -O2 -fomit-frame-pointer2013022420130126
33024swpbegcc -O3 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=arm1020t -O2 -fomit-frame-pointer2013022420130126
33024optcgcc -mcpu=arm7tdmi -Os -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=arm7tdmi -Os -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=arm810 -O2 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=arm810 -O3 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=arm8 -O2 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=arm920 -O2 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=arm920 -O3 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=arm920t -O2 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=arm920t -O3 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=arm940t -O2 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=arm940t -O3 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=arm9 -O2 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=arm9 -O3 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=arm9e -O2 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=arm9e -O3 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=arm9tdmi -O2 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=arm9tdmi -O3 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=ep9312 -O2 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=ep9312 -O3 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=strongarm1100 -O2 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=strongarm1100 -O3 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=strongarm110 -O2 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=strongarm110 -O3 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=strongarm -O2 -fomit-frame-pointer2013022420130126
33024swpbegcc -mcpu=strongarm -O3 -fomit-frame-pointer2013022420130126
65536swpbecc2013022420130126
65536swpbegcc2013022420130126
65536swpbegcc -funroll-loops2013022420130126
78336optccc2013022420130126
78336optcgcc2013022420130126
78336optcgcc -funroll-loops2013022420130126

Test failure

Implementation: crypto_hash/edonr256/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