Implementation notes: amd64, oki, crypto_dh/nist521gs

Computer: oki
Architecture: amd64
CPU ID: GenuineIntel-00050654-bfebfbff
SUPERCOP version: 20181123
Operation: crypto_dh
Primitive: nist521gs
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
3789636? ? ?? ? ?refgcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv2019011020181123
3871780? ? ?? ? ?refgcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv2019011020181123
3973964? ? ?? ? ?refgcc_-m64_-march=core-avx2_-O3_-fomit-frame-pointer2019011020181123
3978244? ? ?? ? ?refgcc_-m64_-march=k8_-O3_-fomit-frame-pointer2019011020181123
3982568? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O3_-fomit-frame-pointer2019011020181123
3983078? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O3_-fomit-frame-pointer2019011020181123
3984114? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O3_-fomit-frame-pointer2019011020181123
3989680? ? ?? ? ?refgcc_-march=k8_-O3_-fomit-frame-pointer2019011020181123
3990722? ? ?? ? ?refgcc_-march=barcelona_-O3_-fomit-frame-pointer2019011020181123
3990888? ? ?? ? ?refgcc_-m64_-march=barcelona_-O3_-fomit-frame-pointer2019011020181123
3991356? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O3_-fomit-frame-pointer2019011020181123
3991846? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O3_-fomit-frame-pointer2019011020181123
4005762? ? ?? ? ?refgcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv2019011020181123
4021228? ? ?? ? ?refgcc_-m64_-march=core2_-Os_-fomit-frame-pointer2019011020181123
4021408? ? ?? ? ?refgcc_-march=k8_-Os_-fomit-frame-pointer2019011020181123
4021568? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-Os_-fomit-frame-pointer2019011020181123
4022114? ? ?? ? ?refgcc_-march=barcelona_-Os_-fomit-frame-pointer2019011020181123
4023564? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-Os_-fomit-frame-pointer2019011020181123
4024018? ? ?? ? ?refgcc_-m64_-march=k8_-Os_-fomit-frame-pointer2019011020181123
4026374? ? ?? ? ?refgcc_-m64_-march=barcelona_-Os_-fomit-frame-pointer2019011020181123
4031258? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-Os_-fomit-frame-pointer2019011020181123
4031586? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-Os_-fomit-frame-pointer2019011020181123
4032222? ? ?? ? ?refgcc_-m64_-O3_-fomit-frame-pointer2019011020181123
4032962? ? ?? ? ?refgcc_-funroll-loops_-m64_-Os_-fomit-frame-pointer2019011020181123
4033182? ? ?? ? ?refgcc_-Os_-fomit-frame-pointer2019011020181123
4033644? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-Os_-fomit-frame-pointer2019011020181123
4034456? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-Os_-fomit-frame-pointer2019011020181123
4034718? ? ?? ? ?refgcc_-funroll-loops_-Os_-fomit-frame-pointer2019011020181123
4035414? ? ?? ? ?refgcc_-m64_-Os_-fomit-frame-pointer2019011020181123
4036306? ? ?? ? ?refgcc_-fno-schedule-insns_-O3_-fomit-frame-pointer2019011020181123
4037194? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-Os_-fomit-frame-pointer2019011020181123
4037630? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-Os_-fomit-frame-pointer2019011020181123
4037960? ? ?? ? ?refgcc_-fno-schedule-insns_-Os_-fomit-frame-pointer2019011020181123
4038110? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-Os_-fomit-frame-pointer2019011020181123
4039666? ? ?? ? ?refgcc_-m64_-march=corei7_-Os_-fomit-frame-pointer2019011020181123
4039728? ? ?? ? ?refgcc_-m64_-march=nocona_-O3_-fomit-frame-pointer2019011020181123
4040776? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O3_-fomit-frame-pointer2019011020181123
4042482? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O3_-fomit-frame-pointer2019011020181123
4044644? ? ?? ? ?refgcc_-march=nocona_-O3_-fomit-frame-pointer2019011020181123
4046080? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O3_-fomit-frame-pointer2019011020181123
4048384? ? ?? ? ?refgcc_-march=nocona_-Os_-fomit-frame-pointer2019011020181123
4048486? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-O3_-fomit-frame-pointer2019011020181123
4049114? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O3_-fomit-frame-pointer2019011020181123
4050822? ? ?? ? ?refgcc_-m64_-march=core2_-O3_-fomit-frame-pointer2019011020181123
4052216? ? ?? ? ?refgcc_-funroll-loops_-m64_-O3_-fomit-frame-pointer2019011020181123
4053672? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-O3_-fomit-frame-pointer2019011020181123
4056628? ? ?? ? ?refgcc_-m64_-march=nocona_-Os_-fomit-frame-pointer2019011020181123
4061742? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-Os_-fomit-frame-pointer2019011020181123
4065194? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-Os_-fomit-frame-pointer2019011020181123
4069032? ? ?? ? ?refgcc_-m64_-march=core-avx2_-Os_-fomit-frame-pointer2019011020181123
4071434? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-Os_-fomit-frame-pointer2019011020181123
4087940? ? ?? ? ?refgcc_-funroll-loops_-O3_-fomit-frame-pointer2019011020181123
4095436? ? ?? ? ?refgcc_-O3_-fomit-frame-pointer2019011020181123
4098730? ? ?? ? ?refgcc_-m64_-march=core-avx2_-O2_-fomit-frame-pointer2019011020181123
4103122? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O2_-fomit-frame-pointer2019011020181123
4103446? ? ?? ? ?refgcc_-m64_-march=corei7_-O3_-fomit-frame-pointer2019011020181123
4103584? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O2_-fomit-frame-pointer2019011020181123
4104150? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O2_-fomit-frame-pointer2019011020181123
4104844? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O2_-fomit-frame-pointer2019011020181123
4106884? ? ?? ? ?refgcc_-march=barcelona_-O2_-fomit-frame-pointer2019011020181123
4107350? ? ?? ? ?refgcc_-m64_-march=barcelona_-O2_-fomit-frame-pointer2019011020181123
4107654? ? ?? ? ?refgcc_-m64_-march=k8_-O2_-fomit-frame-pointer2019011020181123
4108174? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O2_-fomit-frame-pointer2019011020181123
4109336? ? ?? ? ?refgcc_-march=k8_-O2_-fomit-frame-pointer2019011020181123
4111706? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer2019011020181123
4118842? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O2_-fomit-frame-pointer2019011020181123
4119036? ? ?? ? ?refgcc_-m64_-march=core2_-O2_-fomit-frame-pointer2019011020181123
4119104? ? ?? ? ?refgcc_-m64_-O2_-fomit-frame-pointer2019011020181123
4119314? ? ?? ? ?refgcc_-m64_-march=corei7_-O2_-fomit-frame-pointer2019011020181123
4120856? ? ?? ? ?refgcc_-fno-schedule-insns_-O2_-fomit-frame-pointer2019011020181123
4120914? ? ?? ? ?refgcc_-O2_-fomit-frame-pointer2019011020181123
4122988? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer2019011020181123
4123192? ? ?? ? ?refgcc_-funroll-loops_-m64_-O2_-fomit-frame-pointer2019011020181123
4123692? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-O2_-fomit-frame-pointer2019011020181123
4124852? ? ?? ? ?refgcc_-funroll-loops_-O2_-fomit-frame-pointer2019011020181123
4152704? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O2_-fomit-frame-pointer2019011020181123
4153122? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O2_-fomit-frame-pointer2019011020181123
4153644? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O2_-fomit-frame-pointer2019011020181123
4159932? ? ?? ? ?refgcc_-march=nocona_-O2_-fomit-frame-pointer2019011020181123
4173934? ? ?? ? ?refclang_-O3_-fomit-frame-pointer_-Qunused-arguments2019011020181123
4176132? ? ?? ? ?refclang_-mcpu=native_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments2019011020181123
4184648? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-O2_-fomit-frame-pointer2019011020181123
4185564? ? ?? ? ?refclang_-O3_-fwrapv_-mavx2_-fomit-frame-pointer_-Qunused-arguments2019011020181123
4185820? ? ?? ? ?refclang_-mcpu=cortex-a9_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments2019011020181123
4221924? ? ?? ? ?refgcc_-m64_-march=nocona_-O2_-fomit-frame-pointer2019011020181123
4233440? ? ?? ? ?refclang_-mcpu=cortex-a8_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments2019011020181123
4264134? ? ?? ? ?refclang_-O3_-fwrapv_-mavx_-fomit-frame-pointer_-Qunused-arguments2019011020181123
4314540? ? ?? ? ?refclang_-O3_-fwrapv_-march=x86-64_-mcpu=core-avx2_-mavx2_-maes_-mpclmul_-fomit-frame-pointer_-Qunused-arguments2019011020181123
5066664? ? ?? ? ?refclang_-O3_-fwrapv_-mavx_-maes_-mpclmul_-fomit-frame-pointer_-Qunused-arguments2019011020181123
6759932? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=k8_-O_-fomit-frame-pointer2019011020181123
6760158? ? ?? ? ?refgcc_-funroll-loops_-march=k8_-O_-fomit-frame-pointer2019011020181123
6776852? ? ?? ? ?refgcc_-march=k8_-O_-fomit-frame-pointer2019011020181123
6779660? ? ?? ? ?refgcc_-m64_-march=k8_-O_-fomit-frame-pointer2019011020181123
6794172? ? ?? ? ?refgcc_-march=barcelona_-O_-fomit-frame-pointer2019011020181123
6798600? ? ?? ? ?refgcc_-funroll-loops_-march=barcelona_-O_-fomit-frame-pointer2019011020181123
6802580? ? ?? ? ?refgcc_-funroll-loops_-m64_-O_-fomit-frame-pointer2019011020181123
6811168? ? ?? ? ?refgcc_-m64_-march=nocona_-O_-fomit-frame-pointer2019011020181123
6814604? ? ?? ? ?refgcc_-fno-schedule-insns_-O_-fomit-frame-pointer2019011020181123
6817462? ? ?? ? ?refgcc_-m64_-O_-fomit-frame-pointer2019011020181123
6818986? ? ?? ? ?refgcc_-m64_-march=corei7-avx_-O_-fomit-frame-pointer2019011020181123
6821490? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=nocona_-O_-fomit-frame-pointer2019011020181123
6852754? ? ?? ? ?refgcc_-m64_-march=barcelona_-O_-fomit-frame-pointer2019011020181123
6865790? ? ?? ? ?refgcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer2019011020181123
6867630? ? ?? ? ?refgcc_-funroll-loops_-m64_-march=barcelona_-O_-fomit-frame-pointer2019011020181123
6869636? ? ?? ? ?refgcc_-O_-fomit-frame-pointer2019011020181123
6870746? ? ?? ? ?refgcc_-march=nocona_-O_-fomit-frame-pointer2019011020181123
6875154? ? ?? ? ?refgcc_-funroll-loops_-O_-fomit-frame-pointer2019011020181123
6877100? ? ?? ? ?refgcc_-m64_-march=corei7_-O_-fomit-frame-pointer2019011020181123
6881920? ? ?? ? ?refgcc_-funroll-loops_-march=nocona_-O_-fomit-frame-pointer2019011020181123
6886346? ? ?? ? ?refgcc_-m64_-march=core2_-O_-fomit-frame-pointer2019011020181123
6887530? ? ?? ? ?refgcc_-m64_-march=core2_-msse4_-O_-fomit-frame-pointer2019011020181123
6887908? ? ?? ? ?refgcc_-m64_-march=core-avx-i_-O_-fomit-frame-pointer2019011020181123
6898216? ? ?? ? ?refgcc_-m64_-march=core2_-msse4.1_-O_-fomit-frame-pointer2019011020181123
6911156? ? ?? ? ?refgcc_-m64_-march=core-avx2_-O_-fomit-frame-pointer2019011020181123
6956242? ? ?? ? ?refgcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv2019011020181123
6978666? ? ?? ? ?refgcc_-m64_-march=native_-mtune=native_-O_-fomit-frame-pointer2019011020181123
15736400? ? ?? ? ?refcc2019011020181123
15842026? ? ?? ? ?refgcc_-funroll-loops2019011020181123
15843026? ? ?? ? ?refgcc2019011020181123

Compiler output

Implementation: ref
Security model: unknown
Compiler: clang -O3 -fomit-frame-pointer -Qunused-arguments
dh.c: dh.c:831:2: warning: implicit declaration of function 'randombytes' is invalid in C99 [-Wimplicit-function-declaration]
dh.c: randombytes(sk,PANES-1);
dh.c: ^
dh.c: 1 warning generated.
Number of similar (compiler,implementation) pairs: 8, namely:
CompilerImplementations
clang -O3 -fomit-frame-pointer -Qunused-arguments ref
clang -O3 -fwrapv -march=x86-64 -mcpu=core-avx2 -mavx2 -maes -mpclmul -fomit-frame-pointer -Qunused-arguments ref
clang -O3 -fwrapv -mavx2 -fomit-frame-pointer -Qunused-arguments ref
clang -O3 -fwrapv -mavx -fomit-frame-pointer -Qunused-arguments ref
clang -O3 -fwrapv -mavx -maes -mpclmul -fomit-frame-pointer -Qunused-arguments ref
clang -mcpu=cortex-a8 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments ref
clang -mcpu=cortex-a9 -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments ref
clang -mcpu=native -mfpu=neon -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments ref

Compiler output

Implementation: ref
Security model: unknown
Compiler: clang -O3 -fwrapv -march=native -fomit-frame-pointer -Qunused-arguments
dh.c: dh.c:831:2: warning: implicit declaration of function 'randombytes' is invalid in C99 [-Wimplicit-function-declaration]
dh.c: randombytes(sk,PANES-1);
dh.c: ^
dh.c: 1 warning generated.
try.c: fatal error: error in backend: Cannot select: 0xad63f0: v4i64 = X86ISD::VTRUNC 0xad6220
try.c: 0xad6220: v16i32 = vselect 0xadec20, 0xa56370, 0xad60f0
try.c: 0xadec20: v4i1 = X86ISD::PCMPGTM 0xac0cf0, 0xa58e10
try.c: 0xac0cf0: v4i64 = X86ISD::VBROADCAST 0xa591a0
try.c: 0xa591a0: i64,ch = load<LD8[%uglygep72]> 0x9badc0, 0xa7b390, undef:i64
try.c: 0xa7b390: i64 = add 0xac1bd0, 0xa5f6e0
try.c: 0xac1bd0: i64 = X86ISD::Wrapper TargetGlobalAddress:i64<[64 x i64]* @cycles> 0
try.c: 0xa78820: i64 = TargetGlobalAddress<[64 x i64]* @cycles> 0
try.c: 0xa5f6e0: i64 = shl 0xa77fd0, Constant:i8<3>
try.c: 0xa77fd0: i64,ch = CopyFromReg 0x9badc0, Register:i64 %vreg50
try.c: 0xac2090: i64 = Register %vreg50
try.c: 0xa60ce0: i8 = Constant<3>
try.c: 0xabf360: i64 = undef
try.c: 0xa58e10: v4i64,ch = CopyFromReg 0x9badc0, Register:v4i64 %vreg13
try.c: 0xa6f5c0: v4i64 = Register %vreg13
try.c: 0xa56370: v16i32 = X86ISD::VBROADCAST 0xa78230
try.c: 0xa78230: i32,ch = load<LD4[ConstantPool]> 0x9badc0, 0xad5d60, undef:i64
try.c: 0xad5d60: i64 = X86ISD::Wrapper TargetConstantPool:i64<i32 1> 0
try.c: 0xa5abd0: i64 = TargetConstantPool<i32 1> 0
try.c: 0xabf360: i64 = undef
try.c: 0xad60f0: v16i32 = BUILD_VECTOR Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>
try.c: 0xad5fc0: i32 = Constant<0>
try.c: 0xad5fc0: i32 = Constant<0>
try.c: 0xad5fc0: i32 = Constant<0>
try.c: 0xad5fc0: i32 = Constant<0>
try.c: ...
Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
clang -O3 -fwrapv -march=native -fomit-frame-pointer -Qunused-arguments ref

Compiler output

Implementation: ref
Security model: unknown
Compiler: clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments
dh.c: dh.c:831:2: warning: implicit declaration of function 'randombytes' is invalid in C99 [-Wimplicit-function-declaration]
dh.c: randombytes(sk,PANES-1);
dh.c: ^
dh.c: 1 warning generated.
try.c: fatal error: error in backend: Cannot select: 0xf2ed80: v4i64 = X86ISD::VTRUNC 0xf2ebb0
try.c: 0xf2ebb0: v16i32 = vselect 0xf38330, 0xebe3b0, 0xf2ea80
try.c: 0xf38330: v4i1 = X86ISD::PCMPGTM 0xf17ab0, 0xebf160
try.c: 0xf17ab0: v4i64 = X86ISD::VBROADCAST 0xebf4f0
try.c: 0xebf4f0: i64,ch = load<LD8[%uglygep72]> 0xe12de0, 0xf14910, undef:i64
try.c: 0xf14910: i64 = add 0xf18990, 0xe94ab0
try.c: 0xf18990: i64 = X86ISD::Wrapper TargetGlobalAddress:i64<[64 x i64]* @cycles> 0
try.c: 0xec5120: i64 = TargetGlobalAddress<[64 x i64]* @cycles> 0
try.c: 0xe94ab0: i64 = shl 0xec48d0, Constant:i8<3>
try.c: 0xec48d0: i64,ch = CopyFromReg 0xe12de0, Register:i64 %vreg50
try.c: 0xf18e50: i64 = Register %vreg50
try.c: 0xebb8b0: i8 = Constant<3>
try.c: 0xf16120: i64 = undef
try.c: 0xebf160: v4i64,ch = CopyFromReg 0xe12de0, Register:v4i64 %vreg13
try.c: 0xeb4410: v4i64 = Register %vreg13
try.c: 0xebe3b0: v16i32 = X86ISD::VBROADCAST 0xec4b30
try.c: 0xec4b30: i32,ch = load<LD4[ConstantPool]> 0xe12de0, 0xf2e6f0, undef:i64
try.c: 0xf2e6f0: i64 = X86ISD::Wrapper TargetConstantPool:i64<i32 1> 0
try.c: 0xeb1f30: i64 = TargetConstantPool<i32 1> 0
try.c: 0xf16120: i64 = undef
try.c: 0xf2ea80: v16i32 = BUILD_VECTOR Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>, Constant:i32<0>
try.c: 0xf2e950: i32 = Constant<0>
try.c: 0xf2e950: i32 = Constant<0>
try.c: 0xf2e950: i32 = Constant<0>
try.c: 0xf2e950: i32 = Constant<0>
try.c: ...
Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments ref

Compiler output

Implementation: ref
Security model: unknown
Compiler: gcc
dh.c: dh.c: In function 'crypto_dh_nist521gs_ref_keypair':
dh.c: dh.c:831:2: warning: implicit declaration of function 'randombytes' [-Wimplicit-function-declaration]
dh.c: randombytes(sk,PANES-1);
dh.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: ref
Security model: unknown
Compiler: gcc -m64 -march=barcelona -O2 -fomit-frame-pointer
dh.c: dh.c: In function 'crypto_dh_nist521gs_ref_keypair':
dh.c: dh.c:831:2: warning: implicit declaration of function 'randombytes' [-Wimplicit-function-declaration]
dh.c: randombytes(sk,PANES-1);
dh.c: ^~~~~~~~~~~
dh.c: dh.c: In function 'crypto_dh_nist521gs_ref_keypair':
dh.c: dh.c:831:2: warning: implicit declaration of function 'randombytes' [-Wimplicit-function-declaration]
dh.c: randombytes(sk,PANES-1);
dh.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