Implementation notes: amd64, robin204, crypto_aead/aes128n8silcv1

Computer: robin204
Architecture: amd64
CPU ID: GenuineIntel-000306f2-bfebfbff
SUPERCOP version: 20170228
Operation: crypto_aead
Primitive: aes128n8silcv1
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
126556? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer2017041420170228
126632? ? ?? ? ?refgcc_-funroll-loops_-m64_-O2_-fomit-frame-pointer2017041420170228
126644? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O2_-fomit-frame-pointer2017041420170228
126648? ? ?? ? ?refgcc_-funroll-loops_-O2_-fomit-frame-pointer2017041420170228
126708? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O2_-fomit-frame-pointer2017041420170228
126916? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O2_-fomit-frame-pointer2017041420170228
127076? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O2_-fomit-frame-pointer2017041420170228
127228? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O3_-fomit-frame-pointer2017041420170228
127276? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O3_-fomit-frame-pointer2017041420170228
127700? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer2017041420170228
127908? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O2_-fomit-frame-pointer2017041420170228
127940? ? ?? ? ?refgcc_-funroll-loops_-O3_-fomit-frame-pointer2017041420170228
127952? ? ?? ? ?refgcc_-funroll-loops_-m64_-O3_-fomit-frame-pointer2017041420170228
128044? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O2_-fomit-frame-pointer2017041420170228
128388? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O3_-fomit-frame-pointer2017041420170228
128488? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O3_-fomit-frame-pointer2017041420170228
128592? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O3_-fomit-frame-pointer2017041420170228
128640? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O3_-fomit-frame-pointer2017041420170228
130108? ? ?? ? ?refgcc_-m64_-march=core-avx2_-O2_-fomit-frame-pointer2017041420170228
130388? ? ?? ? ?refgcc_-m64_-march=nocona_-O3_-fomit-frame-pointer2017041420170228
130496? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O2_-fomit-frame-pointer2017041420170228
130508? ? ?? ? ?refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv2017041420170228
130940? ? ?? ? ?refgcc_-m64_-march=nocona_-O2_-fomit-frame-pointer2017041420170228
130956? ? ?? ? ?refgcc_-march=nocona_-O2_-fomit-frame-pointer2017041420170228
131248? ? ?? ? ?refgcc_-march=k8_-O3_-fomit-frame-pointer2017041420170228
131288? ? ?? ? ?refgcc_-march=nocona_-O3_-fomit-frame-pointer2017041420170228
131436? ? ?? ? ?refgcc_-m64_-march=barcelona_-O3_-fomit-frame-pointer2017041420170228
131444? ? ?? ? ?refgcc_-m64_-O2_-fomit-frame-pointer2017041420170228
131492? ? ?? ? ?refgcc_-march=barcelona_-O2_-fomit-frame-pointer2017041420170228
131520? ? ?? ? ?refgcc_-m64_-march=barcelona_-O2_-fomit-frame-pointer2017041420170228
131584? ? ?? ? ?refgcc_-march=barcelona_-O3_-fomit-frame-pointer2017041420170228
131592? ? ?? ? ?refgcc_-O2_-fomit-frame-pointer2017041420170228
131816? ? ?? ? ?refgcc_-m64_-march=k8_-O3_-fomit-frame-pointer2017041420170228
132304? ? ?? ? ?refgcc_-fno-schedule-insns_-O2_-fomit-frame-pointer2017041420170228
132424? ? ?? ? ?refgcc_-m64_-march=k8_-O2_-fomit-frame-pointer2017041420170228
132600? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O_-fomit-frame-pointer2017041420170228
132640? ? ?? ? ?refgcc_-march=k8_-O2_-fomit-frame-pointer2017041420170228
132892? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O_-fomit-frame-pointer2017041420170228
132940? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O_-fomit-frame-pointer2017041420170228
132964? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-O2_-fomit-frame-pointer2017041420170228
132968? ? ?? ? ?refgcc_-m64_-march=core2_-O2_-fomit-frame-pointer2017041420170228
133024? ? ?? ? ?refgcc_-m64_-march=corei7_-O2_-fomit-frame-pointer2017041420170228
133036? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O2_-fomit-frame-pointer2017041420170228
133108? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O_-fomit-frame-pointer2017041420170228
133132? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O_-fomit-frame-pointer2017041420170228
133184? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-O2_-fomit-frame-pointer2017041420170228
133196? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O2_-fomit-frame-pointer2017041420170228
133376? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O_-fomit-frame-pointer2017041420170228
133720? ? ?? ? ?refgcc_-funroll-loops_-m64_-O_-fomit-frame-pointer2017041420170228
133836? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer2017041420170228
133848? ? ?? ? ?refgcc_-m64_-march=nocona_-Os_-fomit-frame-pointer2017041420170228
133868? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-Os_-fomit-frame-pointer2017041420170228
133872? ? ?? ? ?refgcc_-march=nocona_-Os_-fomit-frame-pointer2017041420170228
133948? ? ?? ? ?refgcc_-funroll-loops_-Os_-fomit-frame-pointer2017041420170228
133984? ? ?? ? ?refgcc_-funroll-loops_-m64_-Os_-fomit-frame-pointer2017041420170228
134016? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-Os_-fomit-frame-pointer2017041420170228
134016? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-Os_-fomit-frame-pointer2017041420170228
134068? ? ?? ? ?refgcc_-funroll-loops_-O_-fomit-frame-pointer2017041420170228
134088? ? ?? ? ?refgcc_-O3_-fomit-frame-pointer2017041420170228
134200? ? ?? ? ?refgcc_-fno-schedule-insns_-O3_-fomit-frame-pointer2017041420170228
134288? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-Os_-fomit-frame-pointer2017041420170228
134308? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-Os_-fomit-frame-pointer2017041420170228
134312? ? ?? ? ?refgcc_-m64_-march=core2_-Os_-fomit-frame-pointer2017041420170228
134404? ? ?? ? ?refgcc_-m64_-march=corei7_-Os_-fomit-frame-pointer2017041420170228
134424? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-Os_-fomit-frame-pointer2017041420170228
134436? ? ?? ? ?refgcc_-m64_-O3_-fomit-frame-pointer2017041420170228
134488? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-O3_-fomit-frame-pointer2017041420170228
134500? ? ?? ? ?refgcc_-m64_-march=corei7_-O3_-fomit-frame-pointer2017041420170228
134516? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-Os_-fomit-frame-pointer2017041420170228
134532? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-O3_-fomit-frame-pointer2017041420170228
134660? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-Os_-fomit-frame-pointer2017041420170228
134700? ? ?? ? ?refgcc_-Os_-fomit-frame-pointer2017041420170228
134704? ? ?? ? ?refgcc_-m64_-march=k8_-Os_-fomit-frame-pointer2017041420170228
134724? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-Os_-fomit-frame-pointer2017041420170228
134832? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-Os_-fomit-frame-pointer2017041420170228
134908? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O3_-fomit-frame-pointer2017041420170228
134940? ? ?? ? ?refgcc_-m64_-march=barcelona_-Os_-fomit-frame-pointer2017041420170228
134968? ? ?? ? ?refgcc_-m64_-march=core-avx2_-O3_-fomit-frame-pointer2017041420170228
134968? ? ?? ? ?refgcc_-march=k8_-Os_-fomit-frame-pointer2017041420170228
135052? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O3_-fomit-frame-pointer2017041420170228
135068? ? ?? ? ?refgcc_-fno-schedule-insns_-Os_-fomit-frame-pointer2017041420170228
135200? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O3_-fomit-frame-pointer2017041420170228
135264? ? ?? ? ?refgcc_-m64_-march=core2_-O3_-fomit-frame-pointer2017041420170228
135392? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O_-fomit-frame-pointer2017041420170228
135408? ? ?? ? ?refgcc_-march=barcelona_-Os_-fomit-frame-pointer2017041420170228
135444? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O_-fomit-frame-pointer2017041420170228
135480? ? ?? ? ?refgcc_-m64_-march=corei7_-O_-fomit-frame-pointer2017041420170228
135592? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-O_-fomit-frame-pointer2017041420170228
135592? ? ?? ? ?refgcc_-m64_-march=core2_-O_-fomit-frame-pointer2017041420170228
136184? ? ?? ? ?refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv2017041420170228
136484? ? ?? ? ?refgcc_-m64_-march=core-avx2_-Os_-fomit-frame-pointer2017041420170228
136620? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-Os_-fomit-frame-pointer2017041420170228
137228? ? ?? ? ?reficc_-no-vec2017041420170228
137648? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-Os_-fomit-frame-pointer2017041420170228
138656? ? ?? ? ?refgcc_-march=nocona_-O_-fomit-frame-pointer2017041420170228
138916? ? ?? ? ?refgcc_-march=k8_-O_-fomit-frame-pointer2017041420170228
139196? ? ?? ? ?refgcc_-m64_-march=k8_-O_-fomit-frame-pointer2017041420170228
139688? ? ?? ? ?refgcc_-m64_-Os_-fomit-frame-pointer2017041420170228
139728? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-O_-fomit-frame-pointer2017041420170228
139924? ? ?? ? ?reficc_-xCORE-AVX2_-O3_-fomit-frame-pointer2017041420170228
140064? ? ?? ? ?refgcc_-fno-schedule-insns_-O_-fomit-frame-pointer2017041420170228
140144? ? ?? ? ?refgcc_-O_-fomit-frame-pointer2017041420170228
140144? ? ?? ? ?refgcc_-m64_-O_-fomit-frame-pointer2017041420170228
140300? ? ?? ? ?refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv2017041420170228
140464? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O_-fomit-frame-pointer2017041420170228
140480? ? ?? ? ?refgcc_-m64_-march=core-avx2_-O_-fomit-frame-pointer2017041420170228
141416? ? ?? ? ?refgcc_-march=barcelona_-O_-fomit-frame-pointer2017041420170228
141484? ? ?? ? ?refgcc_-m64_-march=barcelona_-O_-fomit-frame-pointer2017041420170228
141548? ? ?? ? ?refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv2017041420170228
143264? ? ?? ? ?refgcc_-m64_-march=nocona_-O_-fomit-frame-pointer2017041420170228
325468? ? ?? ? ?refgcc_-funroll-loops2017041420170228
325772? ? ?? ? ?refgcc2017041420170228
327648? ? ?? ? ?refcc2017041420170228

Compiler output

Implementation: crypto_aead/aes128n8silcv1/ref
Compiler: gcc
silc.c: silc.c: In function 'process_ad':
silc.c: silc.c:39:2: warning: implicit declaration of function 'pstate2' [-Wimplicit-function-declaration]
silc.c: pstate2("processing nonce:", NULL);
silc.c: ^~~~~~~

Number of similar (compiler,implementation) pairs: 106, namely:
CompilerImplementations
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=core-avx-i -O2 -fomit-frame-pointer ref
gcc -m64 -march=core-avx-i -O3 -fomit-frame-pointer ref
gcc -m64 -march=core-avx-i -O -fomit-frame-pointer ref
gcc -m64 -march=core-avx-i -Os -fomit-frame-pointer ref
gcc -m64 -march=core-avx2 -O2 -fomit-frame-pointer ref
gcc -m64 -march=core-avx2 -O3 -fomit-frame-pointer ref
gcc -m64 -march=core-avx2 -O -fomit-frame-pointer ref
gcc -m64 -march=core-avx2 -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=corei7-avx -O2 -fomit-frame-pointer ref
gcc -m64 -march=corei7-avx -O3 -fomit-frame-pointer ref
gcc -m64 -march=corei7-avx -O -fomit-frame-pointer ref
gcc -m64 -march=corei7-avx -Os -fomit-frame-pointer ref
gcc -m64 -march=corei7 -O2 -fomit-frame-pointer ref
gcc -m64 -march=corei7 -O3 -fomit-frame-pointer ref
gcc -m64 -march=corei7 -O -fomit-frame-pointer ref
gcc -m64 -march=corei7 -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/aes128n8silcv1/ref
Compiler: gcc -m64 -march=barcelona -O2 -fomit-frame-pointer
silc.c: silc.c: In function 'process_ad':
silc.c: silc.c:39:2: warning: implicit declaration of function 'pstate2' [-Wimplicit-function-declaration]
silc.c: pstate2("processing nonce:", NULL);
silc.c: ^~~~~~~
silc.c: silc.c: In function 'process_ad':
silc.c: silc.c:39:2: warning: implicit declaration of function 'pstate2' [-Wimplicit-function-declaration]
silc.c: pstate2("processing nonce:", NULL);
silc.c: ^~~~~~~

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

Compiler output

Implementation: crypto_aead/aes128n8silcv1/ref
Compiler: icc
silc.c: silc.c(39): warning #266: function "pstate2" declared implicitly
silc.c: pstate2("processing nonce:", NULL);
silc.c: ^
silc.c:
silc.c: silc.c(101): warning #266: function "pstate2" declared implicitly
silc.c: pstate2("After xoring message block:", es);
silc.c: ^
silc.c:
silc.c: silc.c(106): warning #266: function "pstate2" declared implicitly
silc.c: pstate2("After xoring ciphertext block:", es);
silc.c: ^
silc.c:
silc.c: silc.c(110): warning #266: function "pstate2" declared implicitly
silc.c: pstate2("tag state:", ts);
silc.c: ^
silc.c:
silc.c: silc.c(127): warning #266: function "pstate2" declared implicitly
silc.c: pstate2("After xoring last partial message block:", es);
silc.c: ^
silc.c:
silc.c: silc.c(132): warning #266: function "pstate2" declared implicitly
silc.c: pstate2("After xoring last partial ciphertext block:", es);
silc.c: ^
silc.c:
silc.c: silc.c(136): warning #266: function "pstate2" declared implicitly
silc.c: ...

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
icc ref
icc -no-vec ref
icc -xCORE-AVX2 -O2 -fomit-frame-pointer ref
icc -xCORE-AVX2 -O3 -fomit-frame-pointer ref