Implementation notes: amd64, gcc16, crypto_aead/omdsha512k512n256tau256v1

Computer: gcc16
Architecture: amd64
CPU ID: AuthenticAMD-00100f23-178bfbff
SUPERCOP version: 20171020
Operation: crypto_aead
Primitive: omdsha512k512n256tau256v1
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
238287? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer2017072620170718
238599? ? ?? ? ?refgcc_-funroll-loops_-O3_-fomit-frame-pointer2017072620170718
238822? ? ?? ? ?refgcc_-funroll-loops_-m64_-O3_-fomit-frame-pointer2017072620170718
243349? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O3_-fomit-frame-pointer2017072620170718
243350? ? ?? ? ?refgcc_-m64_-march=core2_-O3_-fomit-frame-pointer2017072620170718
243350? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O3_-fomit-frame-pointer2017072620170718
243441? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O3_-fomit-frame-pointer2017072620170718
243789? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O3_-fomit-frame-pointer2017072620170718
245240? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O3_-fomit-frame-pointer2017072620170718
245256? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O3_-fomit-frame-pointer2017072620170718
245530? ? ?? ? ?refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv2017072620170718
245568? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O3_-fomit-frame-pointer2017072620170718
245580? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O3_-fomit-frame-pointer2017072620170718
245591? ? ?? ? ?refgcc_-m64_-march=barcelona_-O3_-fomit-frame-pointer2017072620170718
246662? ? ?? ? ?refgcc_-m64_-march=nocona_-O3_-fomit-frame-pointer2017072620170718
247009? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O3_-fomit-frame-pointer2017072620170718
248176? ? ?? ? ?refgcc_-march=nocona_-O3_-fomit-frame-pointer2017072620170718
248501? ? ?? ? ?refgcc_-m64_-march=k8_-O3_-fomit-frame-pointer2017072620170718
248501? ? ?? ? ?refgcc_-march=k8_-O3_-fomit-frame-pointer2017072620170718
249663? ? ?? ? ?refgcc_-march=barcelona_-O3_-fomit-frame-pointer2017072620170718
249892? ? ?? ? ?refgcc_-O3_-fomit-frame-pointer2017072620170718
250032? ? ?? ? ?refgcc_-m64_-O3_-fomit-frame-pointer2017072620170718
250136? ? ?? ? ?refgcc_-fno-schedule-insns_-O3_-fomit-frame-pointer2017072620170718
259553? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O_-fomit-frame-pointer2017072620170718
259563? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O_-fomit-frame-pointer2017072620170718
259836? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O_-fomit-frame-pointer2017072620170718
259944? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O_-fomit-frame-pointer2017072620170718
260138? ? ?? ? ?refgcc_-funroll-loops_-O_-fomit-frame-pointer2017072620170718
260149? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer2017072620170718
260238? ? ?? ? ?refgcc_-funroll-loops_-m64_-O_-fomit-frame-pointer2017072620170718
260371? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O_-fomit-frame-pointer2017072620170718
260854? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O_-fomit-frame-pointer2017072620170718
261230? ? ?? ? ?refgcc_-funroll-loops_-m64_-O2_-fomit-frame-pointer2017072620170718
261311? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer2017072620170718
261474? ? ?? ? ?refgcc_-funroll-loops_-O2_-fomit-frame-pointer2017072620170718
268868? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O2_-fomit-frame-pointer2017072620170718
268989? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O2_-fomit-frame-pointer2017072620170718
269368? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O2_-fomit-frame-pointer2017072620170718
269378? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O2_-fomit-frame-pointer2017072620170718
274549? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O2_-fomit-frame-pointer2017072620170718
274659? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O2_-fomit-frame-pointer2017072620170718
277055? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O2_-fomit-frame-pointer2017072620170718
277334? ? ?? ? ?refgcc_-m64_-march=core2_-O2_-fomit-frame-pointer2017072620170718
277335? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O2_-fomit-frame-pointer2017072620170718
277931? ? ?? ? ?refgcc_-O_-fomit-frame-pointer2017072620170718
278009? ? ?? ? ?refgcc_-fno-schedule-insns_-O_-fomit-frame-pointer2017072620170718
278124? ? ?? ? ?refgcc_-m64_-march=nocona_-O2_-fomit-frame-pointer2017072620170718
278139? ? ?? ? ?refgcc_-march=nocona_-O2_-fomit-frame-pointer2017072620170718
279821? ? ?? ? ?refgcc_-march=k8_-O2_-fomit-frame-pointer2017072620170718
279934? ? ?? ? ?refgcc_-m64_-march=k8_-O_-fomit-frame-pointer2017072620170718
280011? ? ?? ? ?refgcc_-m64_-O_-fomit-frame-pointer2017072620170718
280020? ? ?? ? ?refgcc_-march=k8_-O_-fomit-frame-pointer2017072620170718
280055? ? ?? ? ?refgcc_-m64_-march=k8_-O2_-fomit-frame-pointer2017072620170718
280833? ? ?? ? ?refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv2017072620170718
280923? ? ?? ? ?refgcc_-march=barcelona_-O_-fomit-frame-pointer2017072620170718
281182? ? ?? ? ?refgcc_-m64_-march=barcelona_-O_-fomit-frame-pointer2017072620170718
281188? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O_-fomit-frame-pointer2017072620170718
281847? ? ?? ? ?refgcc_-m64_-march=core2_-O_-fomit-frame-pointer2017072620170718
281968? ? ?? ? ?refgcc_-m64_-march=barcelona_-O2_-fomit-frame-pointer2017072620170718
281969? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O2_-fomit-frame-pointer2017072620170718
281972? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O_-fomit-frame-pointer2017072620170718
281975? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O_-fomit-frame-pointer2017072620170718
281976? ? ?? ? ?refgcc_-fno-schedule-insns_-O2_-fomit-frame-pointer2017072620170718
282023? ? ?? ? ?refgcc_-m64_-O2_-fomit-frame-pointer2017072620170718
282324? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-Os_-fomit-frame-pointer2017072620170718
282360? ? ?? ? ?refgcc_-O2_-fomit-frame-pointer2017072620170718
282376? ? ?? ? ?refgcc_-march=barcelona_-O2_-fomit-frame-pointer2017072620170718
282924? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-Os_-fomit-frame-pointer2017072620170718
282960? ? ?? ? ?refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv2017072620170718
283091? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-Os_-fomit-frame-pointer2017072620170718
283116? ? ?? ? ?refgcc_-funroll-loops_-Os_-fomit-frame-pointer2017072620170718
283749? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-Os_-fomit-frame-pointer2017072620170718
288147? ? ?? ? ?refgcc_-march=nocona_-O_-fomit-frame-pointer2017072620170718
288615? ? ?? ? ?refgcc_-m64_-march=nocona_-O_-fomit-frame-pointer2017072620170718
291846? ? ?? ? ?refgcc_-m64_-march=barcelona_-Os_-fomit-frame-pointer2017072620170718
291866? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-Os_-fomit-frame-pointer2017072620170718
292004? ? ?? ? ?refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv2017072620170718
292076? ? ?? ? ?refgcc_-march=barcelona_-Os_-fomit-frame-pointer2017072620170718
293022? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-Os_-fomit-frame-pointer2017072620170718
293123? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-Os_-fomit-frame-pointer2017072620170718
295664? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-Os_-fomit-frame-pointer2017072620170718
296309? ? ?? ? ?refgcc_-funroll-loops_-m64_-Os_-fomit-frame-pointer2017072620170718
296706? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-Os_-fomit-frame-pointer2017072620170718
297277? ? ?? ? ?refgcc_-Os_-fomit-frame-pointer2017072620170718
297561? ? ?? ? ?refgcc_-m64_-march=k8_-Os_-fomit-frame-pointer2017072620170718
297764? ? ?? ? ?refgcc_-march=k8_-Os_-fomit-frame-pointer2017072620170718
297770? ? ?? ? ?refgcc_-m64_-Os_-fomit-frame-pointer2017072620170718
297874? ? ?? ? ?refgcc_-fno-schedule-insns_-Os_-fomit-frame-pointer2017072620170718
303206? ? ?? ? ?refgcc_-m64_-march=nocona_-Os_-fomit-frame-pointer2017072620170718
303409? ? ?? ? ?refgcc_-march=nocona_-Os_-fomit-frame-pointer2017072620170718
308291? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-Os_-fomit-frame-pointer2017072620170718
308706? ? ?? ? ?refgcc_-m64_-march=core2_-Os_-fomit-frame-pointer2017072620170718
873023? ? ?? ? ?refgcc_-funroll-loops2017072620170718
873876? ? ?? ? ?refgcc2017072620170718
874682? ? ?? ? ?refcc2017072620170718

Test failure

Implementation: crypto_aead/omdsha512k512n256tau256v1/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/omdsha512k512n256tau256v1/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/omdsha512k512n256tau256v1/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/omdsha512k512n256tau256v1/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