Implementation notes: amd64, gcc16, crypto_aead/omdsha512k128n128tau128v2

Computer: gcc16
Architecture: amd64
CPU ID: AuthenticAMD-00100f23-178bfbff
SUPERCOP version: 20171020
Operation: crypto_aead
Primitive: omdsha512k128n128tau128v2
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
238868? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer2017072620170718
239035? ? ?? ? ?refgcc_-funroll-loops_-m64_-O3_-fomit-frame-pointer2017072620170718
239049? ? ?? ? ?refgcc_-funroll-loops_-O3_-fomit-frame-pointer2017072620170718
241856? ? ?? ? ?refgcc_-m64_-march=core2_-O3_-fomit-frame-pointer2017072620170718
241856? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O3_-fomit-frame-pointer2017072620170718
241862? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O3_-fomit-frame-pointer2017072620170718
243082? ? ?? ? ?refgcc_-m64_-march=nocona_-O3_-fomit-frame-pointer2017072620170718
243114? ? ?? ? ?refgcc_-march=nocona_-O3_-fomit-frame-pointer2017072620170718
245503? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O3_-fomit-frame-pointer2017072620170718
245504? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O3_-fomit-frame-pointer2017072620170718
245504? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O3_-fomit-frame-pointer2017072620170718
245536? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O3_-fomit-frame-pointer2017072620170718
246880? ? ?? ? ?refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv2017072620170718
246984? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O3_-fomit-frame-pointer2017072620170718
246985? ? ?? ? ?refgcc_-m64_-march=barcelona_-O3_-fomit-frame-pointer2017072620170718
247136? ? ?? ? ?refgcc_-march=barcelona_-O3_-fomit-frame-pointer2017072620170718
248530? ? ?? ? ?refgcc_-O3_-fomit-frame-pointer2017072620170718
248834? ? ?? ? ?refgcc_-m64_-O3_-fomit-frame-pointer2017072620170718
248853? ? ?? ? ?refgcc_-fno-schedule-insns_-O3_-fomit-frame-pointer2017072620170718
249277? ? ?? ? ?refgcc_-m64_-march=k8_-O3_-fomit-frame-pointer2017072620170718
249277? ? ?? ? ?refgcc_-march=k8_-O3_-fomit-frame-pointer2017072620170718
249383? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O3_-fomit-frame-pointer2017072620170718
249431? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O3_-fomit-frame-pointer2017072620170718
259761? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O_-fomit-frame-pointer2017072620170718
260406? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O_-fomit-frame-pointer2017072620170718
261419? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O_-fomit-frame-pointer2017072620170718
261420? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O_-fomit-frame-pointer2017072620170718
261647? ? ?? ? ?refgcc_-funroll-loops_-O2_-fomit-frame-pointer2017072620170718
261794? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer2017072620170718
261945? ? ?? ? ?refgcc_-funroll-loops_-m64_-O2_-fomit-frame-pointer2017072620170718
265525? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O_-fomit-frame-pointer2017072620170718
265535? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O_-fomit-frame-pointer2017072620170718
265904? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer2017072620170718
265983? ? ?? ? ?refgcc_-funroll-loops_-m64_-O_-fomit-frame-pointer2017072620170718
266128? ? ?? ? ?refgcc_-funroll-loops_-O_-fomit-frame-pointer2017072620170718
266425? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O2_-fomit-frame-pointer2017072620170718
266548? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O2_-fomit-frame-pointer2017072620170718
269074? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O2_-fomit-frame-pointer2017072620170718
269406? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O2_-fomit-frame-pointer2017072620170718
269411? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O2_-fomit-frame-pointer2017072620170718
269479? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O2_-fomit-frame-pointer2017072620170718
276377? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O2_-fomit-frame-pointer2017072620170718
276378? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O2_-fomit-frame-pointer2017072620170718
276518? ? ?? ? ?refgcc_-m64_-march=core2_-O2_-fomit-frame-pointer2017072620170718
277289? ? ?? ? ?refgcc_-march=k8_-O_-fomit-frame-pointer2017072620170718
277486? ? ?? ? ?refgcc_-m64_-march=k8_-O_-fomit-frame-pointer2017072620170718
279347? ? ?? ? ?refgcc_-march=k8_-O2_-fomit-frame-pointer2017072620170718
279400? ? ?? ? ?refgcc_-m64_-march=k8_-O2_-fomit-frame-pointer2017072620170718
280515? ? ?? ? ?refgcc_-O_-fomit-frame-pointer2017072620170718
280516? ? ?? ? ?refgcc_-m64_-O_-fomit-frame-pointer2017072620170718
280578? ? ?? ? ?refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv2017072620170718
280582? ? ?? ? ?refgcc_-march=barcelona_-O_-fomit-frame-pointer2017072620170718
280610? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O_-fomit-frame-pointer2017072620170718
280627? ? ?? ? ?refgcc_-fno-schedule-insns_-O_-fomit-frame-pointer2017072620170718
280630? ? ?? ? ?refgcc_-m64_-march=barcelona_-O_-fomit-frame-pointer2017072620170718
280649? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O_-fomit-frame-pointer2017072620170718
280896? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O_-fomit-frame-pointer2017072620170718
281062? ? ?? ? ?refgcc_-m64_-march=core2_-O_-fomit-frame-pointer2017072620170718
281400? ? ?? ? ?refgcc_-O2_-fomit-frame-pointer2017072620170718
281540? ? ?? ? ?refgcc_-fno-schedule-insns_-O2_-fomit-frame-pointer2017072620170718
281618? ? ?? ? ?refgcc_-m64_-O2_-fomit-frame-pointer2017072620170718
282976? ? ?? ? ?refgcc_-m64_-march=nocona_-O2_-fomit-frame-pointer2017072620170718
283008? ? ?? ? ?refgcc_-march=barcelona_-O2_-fomit-frame-pointer2017072620170718
283266? ? ?? ? ?refgcc_-m64_-march=barcelona_-O2_-fomit-frame-pointer2017072620170718
283270? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O2_-fomit-frame-pointer2017072620170718
283803? ? ?? ? ?refgcc_-march=nocona_-O2_-fomit-frame-pointer2017072620170718
283864? ? ?? ? ?refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv2017072620170718
285659? ? ?? ? ?refgcc_-m64_-march=barcelona_-Os_-fomit-frame-pointer2017072620170718
285662? ? ?? ? ?refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv2017072620170718
285670? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-Os_-fomit-frame-pointer2017072620170718
285697? ? ?? ? ?refgcc_-march=barcelona_-Os_-fomit-frame-pointer2017072620170718
287884? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-Os_-fomit-frame-pointer2017072620170718
288321? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-Os_-fomit-frame-pointer2017072620170718
288460? ? ?? ? ?refgcc_-funroll-loops_-Os_-fomit-frame-pointer2017072620170718
288503? ? ?? ? ?refgcc_-march=nocona_-O_-fomit-frame-pointer2017072620170718
288777? ? ?? ? ?refgcc_-m64_-march=nocona_-O_-fomit-frame-pointer2017072620170718
288807? ? ?? ? ?refgcc_-funroll-loops_-m64_-Os_-fomit-frame-pointer2017072620170718
288815? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-Os_-fomit-frame-pointer2017072620170718
288817? ? ?? ? ?refgcc_-Os_-fomit-frame-pointer2017072620170718
288836? ? ?? ? ?refgcc_-fno-schedule-insns_-Os_-fomit-frame-pointer2017072620170718
288849? ? ?? ? ?refgcc_-march=k8_-Os_-fomit-frame-pointer2017072620170718
288860? ? ?? ? ?refgcc_-m64_-Os_-fomit-frame-pointer2017072620170718
288879? ? ?? ? ?refgcc_-m64_-march=k8_-Os_-fomit-frame-pointer2017072620170718
290668? ? ?? ? ?refgcc_-m64_-march=nocona_-Os_-fomit-frame-pointer2017072620170718
290730? ? ?? ? ?refgcc_-march=nocona_-Os_-fomit-frame-pointer2017072620170718
295152? ? ?? ? ?refgcc_-m64_-march=core2_-Os_-fomit-frame-pointer2017072620170718
295152? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-Os_-fomit-frame-pointer2017072620170718
295163? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-Os_-fomit-frame-pointer2017072620170718
296895? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-Os_-fomit-frame-pointer2017072620170718
297340? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-Os_-fomit-frame-pointer2017072620170718
299703? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-Os_-fomit-frame-pointer2017072620170718
301085? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-Os_-fomit-frame-pointer2017072620170718
877355? ? ?? ? ?refgcc2017072620170718
877611? ? ?? ? ?refgcc_-funroll-loops2017072620170718
877932? ? ?? ? ?refcc2017072620170718

Test failure

Implementation: crypto_aead/omdsha512k128n128tau128v2/avx1
Compiler: cc
error 111

Number of similar (compiler,implementation) pairs: 182, namely:
CompilerImplementations
cc avx1 sse4
gcc avx1 sse4
gcc -O2 -fomit-frame-pointer avx1 sse4
gcc -O3 -fomit-frame-pointer avx1 sse4
gcc -O -fomit-frame-pointer avx1 sse4
gcc -Os -fomit-frame-pointer avx1 sse4
gcc -fno-schedule-insns -O2 -fomit-frame-pointer avx1 sse4
gcc -fno-schedule-insns -O3 -fomit-frame-pointer avx1 sse4
gcc -fno-schedule-insns -O -fomit-frame-pointer avx1 sse4
gcc -fno-schedule-insns -Os -fomit-frame-pointer avx1 sse4
gcc -funroll-loops avx1 sse4
gcc -funroll-loops -O2 -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -O3 -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -O -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -Os -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -m64 -O2 -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -m64 -O3 -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -m64 -O -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -m64 -Os -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -march=k8 -O -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -march=nocona -O -fomit-frame-pointer avx1 sse4
gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer avx1 sse4
gcc -m64 -O2 -fomit-frame-pointer avx1 sse4
gcc -m64 -O3 -fomit-frame-pointer avx1 sse4
gcc -m64 -O -fomit-frame-pointer avx1 sse4
gcc -m64 -Os -fomit-frame-pointer avx1 sse4
gcc -m64 -march=core2 -O2 -fomit-frame-pointer avx1 sse4
gcc -m64 -march=core2 -O3 -fomit-frame-pointer avx1 sse4
gcc -m64 -march=core2 -O -fomit-frame-pointer avx1 sse4
gcc -m64 -march=core2 -Os -fomit-frame-pointer avx1 sse4
gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer avx1 sse4
gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer avx1 sse4
gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer avx1 sse4
gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer avx1 sse4
gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer avx1 sse4
gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer avx1 sse4
gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer avx1 sse4
gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer avx1 sse4
gcc -m64 -march=k8 -O2 -fomit-frame-pointer avx1 sse4
gcc -m64 -march=k8 -O3 -fomit-frame-pointer avx1 sse4
gcc -m64 -march=k8 -O -fomit-frame-pointer avx1 sse4
gcc -m64 -march=k8 -Os -fomit-frame-pointer avx1 sse4
gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer avx1 sse4
gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer avx1 sse4
gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer avx1 sse4
gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer avx1 sse4
gcc -m64 -march=nocona -O2 -fomit-frame-pointer avx1 sse4
gcc -m64 -march=nocona -O3 -fomit-frame-pointer avx1 sse4
gcc -m64 -march=nocona -O -fomit-frame-pointer avx1 sse4
gcc -m64 -march=nocona -Os -fomit-frame-pointer avx1 sse4
gcc -march=barcelona -O2 -fomit-frame-pointer avx1 sse4
gcc -march=barcelona -O3 -fomit-frame-pointer avx1 sse4
gcc -march=barcelona -O -fomit-frame-pointer avx1 sse4
gcc -march=barcelona -Os -fomit-frame-pointer avx1 sse4
gcc -march=k8 -O2 -fomit-frame-pointer avx1 sse4
gcc -march=k8 -O3 -fomit-frame-pointer avx1 sse4
gcc -march=k8 -O -fomit-frame-pointer avx1 sse4
gcc -march=k8 -Os -fomit-frame-pointer avx1 sse4
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv avx1 sse4
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv avx1 sse4
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv avx1 sse4
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv avx1 sse4
gcc -march=nocona -O2 -fomit-frame-pointer avx1 sse4
gcc -march=nocona -O3 -fomit-frame-pointer avx1 sse4
gcc -march=nocona -O -fomit-frame-pointer avx1 sse4
gcc -march=nocona -Os -fomit-frame-pointer avx1 sse4

Test failure

Implementation: crypto_aead/omdsha512k128n128tau128v2/avx1
Compiler: gcc -m64 -march=barcelona -O2 -fomit-frame-pointer
error 111
error 111

Number of similar (compiler,implementation) pairs: 8, namely:
CompilerImplementations
gcc -m64 -march=barcelona -O2 -fomit-frame-pointer avx1 sse4
gcc -m64 -march=barcelona -O3 -fomit-frame-pointer avx1 sse4
gcc -m64 -march=barcelona -O -fomit-frame-pointer avx1 sse4
gcc -m64 -march=barcelona -Os -fomit-frame-pointer avx1 sse4

Compiler output

Implementation: crypto_aead/omdsha512k128n128tau128v2/ref
Compiler: cc
sha512.c: sha512.c: In function 'sha512_comp':
sha512.c: sha512.c:206: warning: initialization from incompatible pointer type

Number of similar (compiler,implementation) pairs: 91, namely:
CompilerImplementations
cc ref
gcc ref
gcc -O2 -fomit-frame-pointer ref
gcc -O3 -fomit-frame-pointer ref
gcc -O -fomit-frame-pointer ref
gcc -Os -fomit-frame-pointer ref
gcc -fno-schedule-insns -O2 -fomit-frame-pointer ref
gcc -fno-schedule-insns -O3 -fomit-frame-pointer ref
gcc -fno-schedule-insns -O -fomit-frame-pointer ref
gcc -fno-schedule-insns -Os -fomit-frame-pointer ref
gcc -funroll-loops ref
gcc -funroll-loops -O2 -fomit-frame-pointer ref
gcc -funroll-loops -O3 -fomit-frame-pointer ref
gcc -funroll-loops -O -fomit-frame-pointer ref
gcc -funroll-loops -Os -fomit-frame-pointer ref
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer ref
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer ref
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer ref
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer ref
gcc -funroll-loops -m64 -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m64 -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m64 -O -fomit-frame-pointer ref
gcc -funroll-loops -m64 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer ref
gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer ref
gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer ref
gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer ref
gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer ref
gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer ref
gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer ref
gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer ref
gcc -funroll-loops -march=k8 -O -fomit-frame-pointer ref
gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer ref
gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer ref
gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer ref
gcc -funroll-loops -march=nocona -O -fomit-frame-pointer ref
gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer ref
gcc -m64 -O2 -fomit-frame-pointer ref
gcc -m64 -O3 -fomit-frame-pointer ref
gcc -m64 -O -fomit-frame-pointer ref
gcc -m64 -Os -fomit-frame-pointer ref
gcc -m64 -march=core2 -O2 -fomit-frame-pointer ref
gcc -m64 -march=core2 -O3 -fomit-frame-pointer ref
gcc -m64 -march=core2 -O -fomit-frame-pointer ref
gcc -m64 -march=core2 -Os -fomit-frame-pointer ref
gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer ref
gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer ref
gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer ref
gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer ref
gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer ref
gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer ref
gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer ref
gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer ref
gcc -m64 -march=k8 -O2 -fomit-frame-pointer ref
gcc -m64 -march=k8 -O3 -fomit-frame-pointer ref
gcc -m64 -march=k8 -O -fomit-frame-pointer ref
gcc -m64 -march=k8 -Os -fomit-frame-pointer ref
gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer ref
gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer ref
gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer ref
gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer ref
gcc -m64 -march=nocona -O2 -fomit-frame-pointer ref
gcc -m64 -march=nocona -O3 -fomit-frame-pointer ref
gcc -m64 -march=nocona -O -fomit-frame-pointer ref
gcc -m64 -march=nocona -Os -fomit-frame-pointer ref
gcc -march=barcelona -O2 -fomit-frame-pointer ref
gcc -march=barcelona -O3 -fomit-frame-pointer ref
gcc -march=barcelona -O -fomit-frame-pointer ref
gcc -march=barcelona -Os -fomit-frame-pointer ref
gcc -march=k8 -O2 -fomit-frame-pointer ref
gcc -march=k8 -O3 -fomit-frame-pointer ref
gcc -march=k8 -O -fomit-frame-pointer ref
gcc -march=k8 -Os -fomit-frame-pointer ref
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv ref
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv ref
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv ref
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv ref
gcc -march=nocona -O2 -fomit-frame-pointer ref
gcc -march=nocona -O3 -fomit-frame-pointer ref
gcc -march=nocona -O -fomit-frame-pointer ref
gcc -march=nocona -Os -fomit-frame-pointer ref

Compiler output

Implementation: crypto_aead/omdsha512k128n128tau128v2/ref
Compiler: gcc -m64 -march=barcelona -O2 -fomit-frame-pointer
sha512.c: sha512.c: In function 'sha512_comp':
sha512.c: sha512.c:206: warning: initialization from incompatible pointer type
sha512.c: sha512.c: In function 'sha512_comp':
sha512.c: sha512.c:206: warning: initialization from incompatible pointer type

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
gcc -m64 -march=barcelona -O2 -fomit-frame-pointer ref
gcc -m64 -march=barcelona -O3 -fomit-frame-pointer ref
gcc -m64 -march=barcelona -O -fomit-frame-pointer ref
gcc -m64 -march=barcelona -Os -fomit-frame-pointer ref