Implementation notes: amd64, genji346, crypto_sign/falcon512dyn

Computer: genji346
Architecture: amd64
CPU ID: AuthenticAMD-00830f10-178bfbff
SUPERCOP version: 20191017
Operation: crypto_sign
Primitive: falcon512dyn

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
953820	234196 0 0	263654 888 1600	`avx2`	`icc_-march=corei7_-mtune=corei7_-O3_-fomit-frame-pointer`	20191025	20191017
954340	89226 0 0	114793 840 1632	`avx2`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191025	20191017
955280	138881 0 0	166513 840 1632	`avx2`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191025	20191017
957100	229820 0 0	259222 888 1600	`avx2`	`icc_-march=corei7_-mtune=corei7_-O2_-fomit-frame-pointer`	20191025	20191017
1084260	236044 0 0	266790 888 1600	`avx2`	`icc_-march=sandybridge_-mtune=sandybridge_-O3_-fomit-frame-pointer`	20191025	20191017
1091120	236044 0 0	266790 888 1600	`avx2`	`icc_-march=core-avx-i_-mtune=core-avx-i_-O3_-fomit-frame-pointer`	20191025	20191017
1096060	236044 0 0	266790 888 1600	`avx2`	`icc_-march=corei7-avx_-mtune=corei7-avx_-O3_-fomit-frame-pointer`	20191025	20191017
1096080	236044 0 0	266790 888 1600	`avx2`	`icc_-march=ivybridge_-mtune=ivybridge_-O3_-fomit-frame-pointer`	20191025	20191017
1096140	232964 0 0	263678 888 1600	`avx2`	`icc_-march=core-avx-i_-mtune=core-avx-i_-O2_-fomit-frame-pointer`	20191025	20191017
1097160	232964 0 0	263678 888 1600	`avx2`	`icc_-march=corei7-avx_-mtune=corei7-avx_-O2_-fomit-frame-pointer`	20191025	20191017
1097520	232964 0 0	263678 888 1600	`avx2`	`icc_-march=sandybridge_-mtune=sandybridge_-O2_-fomit-frame-pointer`	20191025	20191017
1114580	85332 0 0	110649 840 1632	`avx2`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191025	20191017
1133900	232964 0 0	263678 888 1600	`avx2`	`icc_-march=ivybridge_-mtune=ivybridge_-O2_-fomit-frame-pointer`	20191025	20191017
1141920	72665 0 0	97105 832 1600	`avx2`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191025	20191017
1222920	137214 0 0	164929 840 1632	`fpu`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191025	20191017
1237920	245228 0 0	274686 888 1600	`fpu`	`icc_-march=corei7_-mtune=corei7_-O3_-fomit-frame-pointer`	20191025	20191017
1259020	240700 0 0	270118 888 1600	`fpu`	`icc_-march=corei7_-mtune=corei7_-O2_-fomit-frame-pointer`	20191025	20191017
1283460	83033 0 0	108369 840 1632	`fpu`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191025	20191017
1303760	86827 0 0	112425 840 1632	`fpu`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191025	20191017
1476860	249012 0 0	279742 888 1600	`fpu`	`icc_-march=corei7-avx_-mtune=corei7-avx_-O3_-fomit-frame-pointer`	20191025	20191017
1479760	249012 0 0	279742 888 1600	`fpu`	`icc_-march=ivybridge_-mtune=ivybridge_-O3_-fomit-frame-pointer`	20191025	20191017
1482720	246028 0 0	276742 888 1600	`fpu`	`icc_-march=sandybridge_-mtune=sandybridge_-O2_-fomit-frame-pointer`	20191025	20191017
1483400	249012 0 0	279742 888 1600	`fpu`	`icc_-march=core-avx-i_-mtune=core-avx-i_-O3_-fomit-frame-pointer`	20191025	20191017
1483860	249012 0 0	279742 888 1600	`fpu`	`icc_-march=sandybridge_-mtune=sandybridge_-O3_-fomit-frame-pointer`	20191025	20191017
1484760	246028 0 0	276742 888 1600	`fpu`	`icc_-march=core-avx-i_-mtune=core-avx-i_-O2_-fomit-frame-pointer`	20191025	20191017
1486780	246028 0 0	276742 888 1600	`fpu`	`icc_-march=ivybridge_-mtune=ivybridge_-O2_-fomit-frame-pointer`	20191025	20191017
1488160	246028 0 0	276742 888 1600	`fpu`	`icc_-march=corei7-avx_-mtune=corei7-avx_-O2_-fomit-frame-pointer`	20191025	20191017
1506740	70625 0 0	95057 832 1600	`fpu`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191025	20191017
16545300	151777 0 0	177867 832 1600	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191025	20191017
16569500	131479 0 0	159249 840 1632	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191025	20191017
16604360	95021 0 0	120721 840 1632	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191025	20191017
16720460	77472 0 0	102049 832 1600	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191025	20191017
16750420	91396 0 0	116801 840 1632	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191025	20191017
17836860	243588 0 0	273062 888 1600	`ref`	`icc_-march=corei7_-mtune=corei7_-O3_-fomit-frame-pointer`	20191025	20191017
17857660	132430 0 0	158443 832 1600	`ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191025	20191017
17867740	286736 0 0	317454 888 1600	`ref`	`icc_-march=core-avx2_-mtune=core-avx2_-O3_-fomit-frame-pointer`	20191025	20191017
17876260	140554 0 0	167243 832 1600	`ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191025	20191017
17887980	286736 0 0	317454 888 1600	`ref`	`icc_-march=haswell_-mtune=haswell_-O3_-fomit-frame-pointer`	20191025	20191017
17897000	286736 0 0	317454 888 1600	`ref`	`icc_-march=broadwell_-mtune=broadwell_-O3_-fomit-frame-pointer`	20191025	20191017
17928000	281472 0 0	312590 888 1600	`ref`	`icc_-march=haswell_-mtune=haswell_-O2_-fomit-frame-pointer`	20191025	20191017
17955140	281472 0 0	312590 888 1600	`ref`	`icc_-march=skylake_-mtune=skylake_-O2_-fomit-frame-pointer`	20191025	20191017
17960700	281472 0 0	312590 888 1600	`ref`	`icc_-march=core-avx2_-mtune=core-avx2_-O2_-fomit-frame-pointer`	20191025	20191017
17976440	281472 0 0	312590 888 1600	`ref`	`icc_-march=broadwell_-mtune=broadwell_-O2_-fomit-frame-pointer`	20191025	20191017
17980120	132430 0 0	158443 832 1600	`ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191025	20191017
18005300	286736 0 0	317454 888 1600	`ref`	`icc_-march=skylake_-mtune=skylake_-O3_-fomit-frame-pointer`	20191025	20191017
18028940	246524 0 0	277286 888 1600	`ref`	`icc_-march=sandybridge_-mtune=sandybridge_-O3_-fomit-frame-pointer`	20191025	20191017
18029940	246524 0 0	277286 888 1600	`ref`	`icc_-march=core-avx-i_-mtune=core-avx-i_-O3_-fomit-frame-pointer`	20191025	20191017
18031760	239332 0 0	268750 888 1600	`ref`	`icc_-march=corei7_-mtune=corei7_-O2_-fomit-frame-pointer`	20191025	20191017
18073340	246524 0 0	277286 888 1600	`ref`	`icc_-march=ivybridge_-mtune=ivybridge_-O3_-fomit-frame-pointer`	20191025	20191017
18078380	246524 0 0	277286 888 1600	`ref`	`icc_-march=corei7-avx_-mtune=corei7-avx_-O3_-fomit-frame-pointer`	20191025	20191017
18079960	82844 0 0	107193 824 1600	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20191025	20191017
18128080	243580 0 0	274310 888 1600	`ref`	`icc_-march=core-avx-i_-mtune=core-avx-i_-O2_-fomit-frame-pointer`	20191025	20191017
18130540	243580 0 0	274310 888 1600	`ref`	`icc_-march=sandybridge_-mtune=sandybridge_-O2_-fomit-frame-pointer`	20191025	20191017
18148480	243580 0 0	274310 888 1600	`ref`	`icc_-march=ivybridge_-mtune=ivybridge_-O2_-fomit-frame-pointer`	20191025	20191017
18148560	243580 0 0	274310 888 1600	`ref`	`icc_-march=corei7-avx_-mtune=corei7-avx_-O2_-fomit-frame-pointer`	20191025	20191017

Test failure

Implementation: avx2
Security model: unknown
Compiler: icc -march=cannonlake -mtune=cannonlake -O2 -fomit-frame-pointer

error 111

Number of similar (compiler,implementation) pairs: 18, namely:

Compiler	Implementations
icc -march=cannonlake -mtune=cannonlake -O2 -fomit-frame-pointer	avx2
icc -march=cannonlake -mtune=cannonlake -O3 -fomit-frame-pointer	avx2
icc -march=icelake-client -mtune=icelake-client -O2 -fomit-frame-pointer	avx2
icc -march=icelake-client -mtune=icelake-client -O3 -fomit-frame-pointer	avx2
icc -march=skylake-avx512 -mtune=skylake-avx512 -O2 -fomit-frame-pointer	avx2
icc -march=skylake-avx512 -mtune=skylake-avx512 -O3 -fomit-frame-pointer	avx2
icc -march=cannonlake -mtune=cannonlake -O2 -fomit-frame-pointer	fpu
icc -march=cannonlake -mtune=cannonlake -O3 -fomit-frame-pointer	fpu
icc -march=icelake-client -mtune=icelake-client -O2 -fomit-frame-pointer	fpu
icc -march=icelake-client -mtune=icelake-client -O3 -fomit-frame-pointer	fpu
icc -march=skylake-avx512 -mtune=skylake-avx512 -O2 -fomit-frame-pointer	fpu
icc -march=skylake-avx512 -mtune=skylake-avx512 -O3 -fomit-frame-pointer	fpu
icc -march=cannonlake -mtune=cannonlake -O2 -fomit-frame-pointer	ref
icc -march=cannonlake -mtune=cannonlake -O3 -fomit-frame-pointer	ref
icc -march=icelake-client -mtune=icelake-client -O2 -fomit-frame-pointer	ref
icc -march=icelake-client -mtune=icelake-client -O3 -fomit-frame-pointer	ref
icc -march=skylake-avx512 -mtune=skylake-avx512 -O2 -fomit-frame-pointer	ref
icc -march=skylake-avx512 -mtune=skylake-avx512 -O3 -fomit-frame-pointer	ref

Compiler output

Implementation: avx2
Security model: unknown
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

api.c: In file included from api.c:10:
api.c: In file included from ./inner.h:90:
api.c: In file included from /software/compilers/gcc/gcc-9.2.0-full+isl+binutils/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/immintrin.h:27:
api.c: /software/compilers/gcc/gcc-9.2.0-full+isl+binutils/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/mmintrin.h:55:72: warning: unknown attribute '__artificial__' ignored [-Wunknown-attributes]
api.c: extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
api.c: ^
api.c: /software/compilers/gcc/gcc-9.2.0-full+isl+binutils/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/mmintrin.h:61:72: warning: unknown attribute '__artificial__' ignored [-Wunknown-attributes]
api.c: extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
api.c: ^
api.c: /software/compilers/gcc/gcc-9.2.0-full+isl+binutils/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/mmintrin.h:68:74: warning: unknown attribute '__artificial__' ignored [-Wunknown-attributes]
api.c: extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
api.c: ^
api.c: /software/compilers/gcc/gcc-9.2.0-full+isl+binutils/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/mmintrin.h:74:74: warning: unknown attribute '__artificial__' ignored [-Wunknown-attributes]
api.c: extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
api.c: ^
api.c: /software/compilers/gcc/gcc-9.2.0-full+isl+binutils/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/mmintrin.h:84:74: warning: unknown attribute '__artificial__' ignored [-Wunknown-attributes]
api.c: extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
api.c: ^
api.c: /software/compilers/gcc/gcc-9.2.0-full+isl+binutils/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/mmintrin.h:90:74: warning: unknown attribute '__artificial__' ignored [-Wunknown-attributes]
api.c: extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
api.c: ^
api.c: /software/compilers/gcc/gcc-9.2.0-full+isl+binutils/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/mmintrin.h:97:74: warning: unknown attribute '__artificial__' ignored [-Wunknown-attributes]
api.c: extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
api.c: ^
api.c: /software/compilers/gcc/gcc-9.2.0-full+isl+binutils/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/mmintrin.h:103:74: warning: unknown attribute '__artificial__' ignored [-Wunknown-attributes]
api.c: ...

Number of similar (compiler,implementation) pairs: 5, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2

Compiler output

Implementation: avx2
Security model: unknown
Compiler: icc -march=broadwell -mtune=broadwell -O2 -fomit-frame-pointer

api.c: In file included from api.c(10):
api.c: inner.h(297): warning #3438: unsupported option is ignored
api.c: #pragma GCC optimize ("fp-contract=off")
api.c: ^
api.c:
codec.c: In file included from codec.c(32):
codec.c: inner.h(297): warning #3438: unsupported option is ignored
codec.c: #pragma GCC optimize ("fp-contract=off")
codec.c: ^
codec.c:
common.c: In file included from common.c(32):
common.c: inner.h(297): warning #3438: unsupported option is ignored
common.c: #pragma GCC optimize ("fp-contract=off")
common.c: ^
common.c:
fft.c: In file included from fft.c(32):
fft.c: inner.h(297): warning #3438: unsupported option is ignored
fft.c: #pragma GCC optimize ("fp-contract=off")
fft.c: ^
fft.c:
fpr.c: In file included from fpr.c(35):
fpr.c: inner.h(297): warning #3438: unsupported option is ignored
fpr.c: #pragma GCC optimize ("fp-contract=off")
fpr.c: ^
fpr.c:
keygen.c: In file included from keygen.c(32):
keygen.c: inner.h(297): warning #3438: unsupported option is ignored
keygen.c: #pragma GCC optimize ("fp-contract=off")
keygen.c: ^
keygen.c:
rng.c: In file included from rng.c(34):
rng.c: inner.h(297): warning #3438: unsupported option is ignored
rng.c: #pragma GCC optimize ("fp-contract=off")
rng.c: ^
rng.c:
shake.c: In file included from shake.c(34):
shake.c: inner.h(297): warning #3438: unsupported option is ignored
shake.c: #pragma GCC optimize ("fp-contract=off")
shake.c: ^
shake.c:
sign.c: In file included from sign.c(32):
sign.c: inner.h(297): warning #3438: unsupported option is ignored
sign.c: #pragma GCC optimize ("fp-contract=off")
sign.c: ^
sign.c:
vrfy.c: In file included from vrfy.c(32):
vrfy.c: inner.h(297): warning #3438: unsupported option is ignored
vrfy.c: #pragma GCC optimize ("fp-contract=off")
vrfy.c: ^
vrfy.c:

Number of similar (compiler,implementation) pairs: 24, namely:

Compiler	Implementations
icc -march=broadwell -mtune=broadwell -O2 -fomit-frame-pointer	avx2
icc -march=broadwell -mtune=broadwell -O3 -fomit-frame-pointer	avx2
icc -march=cannonlake -mtune=cannonlake -O2 -fomit-frame-pointer	avx2
icc -march=cannonlake -mtune=cannonlake -O3 -fomit-frame-pointer	avx2
icc -march=core-avx-i -mtune=core-avx-i -O2 -fomit-frame-pointer	avx2
icc -march=core-avx-i -mtune=core-avx-i -O3 -fomit-frame-pointer	avx2
icc -march=core-avx2 -mtune=core-avx2 -O2 -fomit-frame-pointer	avx2
icc -march=core-avx2 -mtune=core-avx2 -O3 -fomit-frame-pointer	avx2
icc -march=corei7-avx -mtune=corei7-avx -O2 -fomit-frame-pointer	avx2
icc -march=corei7-avx -mtune=corei7-avx -O3 -fomit-frame-pointer	avx2
icc -march=corei7 -mtune=corei7 -O2 -fomit-frame-pointer	avx2
icc -march=corei7 -mtune=corei7 -O3 -fomit-frame-pointer	avx2
icc -march=haswell -mtune=haswell -O2 -fomit-frame-pointer	avx2
icc -march=haswell -mtune=haswell -O3 -fomit-frame-pointer	avx2
icc -march=icelake-client -mtune=icelake-client -O2 -fomit-frame-pointer	avx2
icc -march=icelake-client -mtune=icelake-client -O3 -fomit-frame-pointer	avx2
icc -march=ivybridge -mtune=ivybridge -O2 -fomit-frame-pointer	avx2
icc -march=ivybridge -mtune=ivybridge -O3 -fomit-frame-pointer	avx2
icc -march=sandybridge -mtune=sandybridge -O2 -fomit-frame-pointer	avx2
icc -march=sandybridge -mtune=sandybridge -O3 -fomit-frame-pointer	avx2
icc -march=skylake-avx512 -mtune=skylake-avx512 -O2 -fomit-frame-pointer	avx2
icc -march=skylake-avx512 -mtune=skylake-avx512 -O3 -fomit-frame-pointer	avx2
icc -march=skylake -mtune=skylake -O2 -fomit-frame-pointer	avx2
icc -march=skylake -mtune=skylake -O3 -fomit-frame-pointer	avx2

Compiler output

Implementation: fpu
Security model: unknown
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

api.c: In file included from api.c:10:
api.c: In file included from ./inner.h:256:
api.c: In file included from /software/compilers/gcc/gcc-9.2.0-full+isl+binutils/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/immintrin.h:27:
api.c: /software/compilers/gcc/gcc-9.2.0-full+isl+binutils/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/mmintrin.h:55:72: warning: unknown attribute '__artificial__' ignored [-Wunknown-attributes]
api.c: extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
api.c: ^
api.c: /software/compilers/gcc/gcc-9.2.0-full+isl+binutils/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/mmintrin.h:61:72: warning: unknown attribute '__artificial__' ignored [-Wunknown-attributes]
api.c: extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
api.c: ^
api.c: /software/compilers/gcc/gcc-9.2.0-full+isl+binutils/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/mmintrin.h:68:74: warning: unknown attribute '__artificial__' ignored [-Wunknown-attributes]
api.c: extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
api.c: ^
api.c: /software/compilers/gcc/gcc-9.2.0-full+isl+binutils/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/mmintrin.h:74:74: warning: unknown attribute '__artificial__' ignored [-Wunknown-attributes]
api.c: extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
api.c: ^
api.c: /software/compilers/gcc/gcc-9.2.0-full+isl+binutils/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/mmintrin.h:84:74: warning: unknown attribute '__artificial__' ignored [-Wunknown-attributes]
api.c: extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
api.c: ^
api.c: /software/compilers/gcc/gcc-9.2.0-full+isl+binutils/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/mmintrin.h:90:74: warning: unknown attribute '__artificial__' ignored [-Wunknown-attributes]
api.c: extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
api.c: ^
api.c: /software/compilers/gcc/gcc-9.2.0-full+isl+binutils/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/mmintrin.h:97:74: warning: unknown attribute '__artificial__' ignored [-Wunknown-attributes]
api.c: extern __inline __m64 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
api.c: ^
api.c: /software/compilers/gcc/gcc-9.2.0-full+isl+binutils/lib/gcc/x86_64-pc-linux-gnu/9.2.0/include/mmintrin.h:103:74: warning: unknown attribute '__artificial__' ignored [-Wunknown-attributes]
api.c: ...

Number of similar (compiler,implementation) pairs: 5, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	fpu
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	fpu
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	fpu
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	fpu
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	fpu

Compiler output

Implementation: fpu
Security model: unknown
Compiler: icc -march=broadwell -mtune=broadwell -O2 -fomit-frame-pointer

api.c: In file included from api.c(10):
api.c: inner.h(270): warning #3438: unsupported option is ignored
api.c: #pragma GCC optimize ("fp-contract=off")
api.c: ^
api.c:
codec.c: In file included from codec.c(32):
codec.c: inner.h(270): warning #3438: unsupported option is ignored
codec.c: #pragma GCC optimize ("fp-contract=off")
codec.c: ^
codec.c:
common.c: In file included from common.c(32):
common.c: inner.h(270): warning #3438: unsupported option is ignored
common.c: #pragma GCC optimize ("fp-contract=off")
common.c: ^
common.c:
fft.c: In file included from fft.c(32):
fft.c: inner.h(270): warning #3438: unsupported option is ignored
fft.c: #pragma GCC optimize ("fp-contract=off")
fft.c: ^
fft.c:
fpr.c: In file included from fpr.c(35):
fpr.c: inner.h(270): warning #3438: unsupported option is ignored
fpr.c: #pragma GCC optimize ("fp-contract=off")
fpr.c: ^
fpr.c:
keygen.c: In file included from keygen.c(32):
keygen.c: inner.h(270): warning #3438: unsupported option is ignored
keygen.c: #pragma GCC optimize ("fp-contract=off")
keygen.c: ^
keygen.c:
rng.c: In file included from rng.c(34):
rng.c: inner.h(270): warning #3438: unsupported option is ignored
rng.c: #pragma GCC optimize ("fp-contract=off")
rng.c: ^
rng.c:
shake.c: In file included from shake.c(34):
shake.c: inner.h(270): warning #3438: unsupported option is ignored
shake.c: #pragma GCC optimize ("fp-contract=off")
shake.c: ^
shake.c:
sign.c: In file included from sign.c(32):
sign.c: inner.h(270): warning #3438: unsupported option is ignored
sign.c: #pragma GCC optimize ("fp-contract=off")
sign.c: ^
sign.c:
vrfy.c: In file included from vrfy.c(32):
vrfy.c: inner.h(270): warning #3438: unsupported option is ignored
vrfy.c: #pragma GCC optimize ("fp-contract=off")
vrfy.c: ^
vrfy.c:

Number of similar (compiler,implementation) pairs: 24, namely:

Compiler	Implementations
icc -march=broadwell -mtune=broadwell -O2 -fomit-frame-pointer	fpu
icc -march=broadwell -mtune=broadwell -O3 -fomit-frame-pointer	fpu
icc -march=cannonlake -mtune=cannonlake -O2 -fomit-frame-pointer	fpu
icc -march=cannonlake -mtune=cannonlake -O3 -fomit-frame-pointer	fpu
icc -march=core-avx-i -mtune=core-avx-i -O2 -fomit-frame-pointer	fpu
icc -march=core-avx-i -mtune=core-avx-i -O3 -fomit-frame-pointer	fpu
icc -march=core-avx2 -mtune=core-avx2 -O2 -fomit-frame-pointer	fpu
icc -march=core-avx2 -mtune=core-avx2 -O3 -fomit-frame-pointer	fpu
icc -march=corei7-avx -mtune=corei7-avx -O2 -fomit-frame-pointer	fpu
icc -march=corei7-avx -mtune=corei7-avx -O3 -fomit-frame-pointer	fpu
icc -march=corei7 -mtune=corei7 -O2 -fomit-frame-pointer	fpu
icc -march=corei7 -mtune=corei7 -O3 -fomit-frame-pointer	fpu
icc -march=haswell -mtune=haswell -O2 -fomit-frame-pointer	fpu
icc -march=haswell -mtune=haswell -O3 -fomit-frame-pointer	fpu
icc -march=icelake-client -mtune=icelake-client -O2 -fomit-frame-pointer	fpu
icc -march=icelake-client -mtune=icelake-client -O3 -fomit-frame-pointer	fpu
icc -march=ivybridge -mtune=ivybridge -O2 -fomit-frame-pointer	fpu
icc -march=ivybridge -mtune=ivybridge -O3 -fomit-frame-pointer	fpu
icc -march=sandybridge -mtune=sandybridge -O2 -fomit-frame-pointer	fpu
icc -march=sandybridge -mtune=sandybridge -O3 -fomit-frame-pointer	fpu
icc -march=skylake-avx512 -mtune=skylake-avx512 -O2 -fomit-frame-pointer	fpu
icc -march=skylake-avx512 -mtune=skylake-avx512 -O3 -fomit-frame-pointer	fpu
icc -march=skylake -mtune=skylake -O2 -fomit-frame-pointer	fpu
icc -march=skylake -mtune=skylake -O3 -fomit-frame-pointer	fpu