Implementation notes: amd64, oki, crypto_sign/qtesla256

Computer: oki
Architecture: amd64
CPU ID: GenuineIntel-00050654-bfebfbff
SUPERCOP version: 20181123
Operation: crypto_sign
Primitive: qtesla256

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
9009468	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=barcelona_-O3_-fomit-frame-pointer`	20190114	20181123
9010504	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=k8_-O3_-fomit-frame-pointer`	20190114	20181123
9024300	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=barcelona_-O3_-fomit-frame-pointer`	20190114	20181123
9059124	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=barcelona_-O3_-fomit-frame-pointer`	20190114	20181123
9061610	? ? ?	? ? ?	`ref`	`gcc_-march=barcelona_-O3_-fomit-frame-pointer`	20190114	20181123
9086346	? ? ?	? ? ?	`ref`	`gcc_-march=k8_-O3_-fomit-frame-pointer`	20190114	20181123
9086668	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=k8_-O3_-fomit-frame-pointer`	20190114	20181123
9142156	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=k8_-O3_-fomit-frame-pointer`	20190114	20181123
9255614	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=native_-mtune=native_-O3_-fomit-frame-pointer`	20190114	20181123
9308568	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core-avx2_-O3_-fomit-frame-pointer`	20190114	20181123
9405634	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core-avx2_-O2_-fomit-frame-pointer`	20190114	20181123
9451464	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-O3_-fomit-frame-pointer`	20190114	20181123
9452836	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-O3_-fomit-frame-pointer`	20190114	20181123
9456714	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20190114	20181123
9474820	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=native_-mtune=native_-O2_-fomit-frame-pointer`	20190114	20181123
9504440	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=barcelona_-O2_-fomit-frame-pointer`	20190114	20181123
9510636	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=barcelona_-O2_-fomit-frame-pointer`	20190114	20181123
9516356	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=k8_-O2_-fomit-frame-pointer`	20190114	20181123
9516512	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-O2_-fomit-frame-pointer`	20190114	20181123
9524722	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=k8_-O2_-fomit-frame-pointer`	20190114	20181123
9526744	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20190114	20181123
9539102	? ? ?	? ? ?	`ref`	`gcc_-m64_-O3_-fomit-frame-pointer`	20190114	20181123
9541112	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-msse4_-O3_-fomit-frame-pointer`	20190114	20181123
9543958	? ? ?	? ? ?	`ref`	`gcc_-fno-schedule-insns_-O3_-fomit-frame-pointer`	20190114	20181123
9549170	? ? ?	? ? ?	`ref`	`gcc_-O3_-fomit-frame-pointer`	20190114	20181123
9556252	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-O3_-fomit-frame-pointer`	20190114	20181123
9570336	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-O2_-fomit-frame-pointer`	20190114	20181123
9612334	? ? ?	? ? ?	`ref`	`gcc_-march=k8_-O2_-fomit-frame-pointer`	20190114	20181123
9615296	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=k8_-O2_-fomit-frame-pointer`	20190114	20181123
9629386	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=corei7_-O3_-fomit-frame-pointer`	20190114	20181123
9640968	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=corei7-avx_-O3_-fomit-frame-pointer`	20190114	20181123
9642814	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core-avx-i_-O3_-fomit-frame-pointer`	20190114	20181123
9657742	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-msse4_-O2_-fomit-frame-pointer`	20190114	20181123
9658496	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-msse4.1_-O2_-fomit-frame-pointer`	20190114	20181123
9658860	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-O2_-fomit-frame-pointer`	20190114	20181123
9662116	? ? ?	? ? ?	`ref`	`gcc_-O2_-fomit-frame-pointer`	20190114	20181123
9663608	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=corei7_-O2_-fomit-frame-pointer`	20190114	20181123
9664288	? ? ?	? ? ?	`ref`	`gcc_-march=barcelona_-O2_-fomit-frame-pointer`	20190114	20181123
9672864	? ? ?	? ? ?	`ref`	`gcc_-fno-schedule-insns_-O2_-fomit-frame-pointer`	20190114	20181123
9685778	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-msse4.1_-O3_-fomit-frame-pointer`	20190114	20181123
9685952	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=barcelona_-O2_-fomit-frame-pointer`	20190114	20181123
9696906	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=corei7-avx_-O2_-fomit-frame-pointer`	20190114	20181123
9718216	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core-avx-i_-O2_-fomit-frame-pointer`	20190114	20181123
9800330	? ? ?	? ? ?	`ref`	`gcc_-m64_-O2_-fomit-frame-pointer`	20190114	20181123
10222490	? ? ?	? ? ?	`ref`	`clang_-O3_-fomit-frame-pointer_-Qunused-arguments`	20190114	20181123
10383008	? ? ?	? ? ?	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv`	20190114	20181123
10579632	? ? ?	? ? ?	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv`	20190114	20181123
10713774	? ? ?	? ? ?	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv`	20190114	20181123
10860936	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=native_-mtune=native_-O_-fomit-frame-pointer`	20190114	20181123
10894562	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-O_-fomit-frame-pointer`	20190114	20181123
10902030	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-fno-schedule-insns_-O_-fomit-frame-pointer`	20190114	20181123
10903332	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-O_-fomit-frame-pointer`	20190114	20181123
10907472	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=barcelona_-O_-fomit-frame-pointer`	20190114	20181123
10914476	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=k8_-O_-fomit-frame-pointer`	20190114	20181123
10914982	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core-avx2_-O_-fomit-frame-pointer`	20190114	20181123
10914992	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=barcelona_-O_-fomit-frame-pointer`	20190114	20181123
10944872	? ? ?	? ? ?	`ref`	`clang_-O3_-fwrapv_-mavx_-maes_-mpclmul_-fomit-frame-pointer_-Qunused-arguments`	20190114	20181123
10960718	? ? ?	? ? ?	`ref`	`clang_-O3_-fwrapv_-mavx2_-fomit-frame-pointer_-Qunused-arguments`	20190114	20181123
10992846	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=k8_-O_-fomit-frame-pointer`	20190114	20181123
11013066	? ? ?	? ? ?	`ref`	`clang_-O3_-fwrapv_-march=x86-64_-mcpu=core-avx2_-mavx2_-maes_-mpclmul_-fomit-frame-pointer_-Qunused-arguments`	20190114	20181123
11074116	? ? ?	? ? ?	`ref`	`clang_-mcpu=cortex-a9_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments`	20190114	20181123
11075942	? ? ?	? ? ?	`ref`	`clang_-mcpu=cortex-a8_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments`	20190114	20181123
11083826	? ? ?	? ? ?	`ref`	`clang_-mcpu=native_-mfpu=neon_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments`	20190114	20181123
11107154	? ? ?	? ? ?	`ref`	`clang_-O3_-fwrapv_-mavx_-fomit-frame-pointer_-Qunused-arguments`	20190114	20181123
11133244	? ? ?	? ? ?	`ref`	`gcc_-march=barcelona_-O_-fomit-frame-pointer`	20190114	20181123
11137236	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=k8_-O_-fomit-frame-pointer`	20190114	20181123
11149854	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=barcelona_-O_-fomit-frame-pointer`	20190114	20181123
11152148	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-msse4_-O_-fomit-frame-pointer`	20190114	20181123
11155332	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=corei7-avx_-O_-fomit-frame-pointer`	20190114	20181123
11155942	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core-avx-i_-O_-fomit-frame-pointer`	20190114	20181123
11157684	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=corei7_-O_-fomit-frame-pointer`	20190114	20181123
11162696	? ? ?	? ? ?	`ref`	`gcc_-fno-schedule-insns_-O_-fomit-frame-pointer`	20190114	20181123
11166520	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-O_-fomit-frame-pointer`	20190114	20181123
11168324	? ? ?	? ? ?	`ref`	`gcc_-O_-fomit-frame-pointer`	20190114	20181123
11191790	? ? ?	? ? ?	`ref`	`gcc_-march=k8_-O_-fomit-frame-pointer`	20190114	20181123
11226594	? ? ?	? ? ?	`ref`	`gcc_-m64_-O_-fomit-frame-pointer`	20190114	20181123
11275718	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-msse4.1_-O_-fomit-frame-pointer`	20190114	20181123
15347142	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=nocona_-O3_-fomit-frame-pointer`	20190114	20181123
15348244	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=nocona_-O3_-fomit-frame-pointer`	20190114	20181123
15368634	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=nocona_-O2_-fomit-frame-pointer`	20190114	20181123
15383004	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=nocona_-O2_-fomit-frame-pointer`	20190114	20181123
15435234	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=nocona_-O3_-fomit-frame-pointer`	20190114	20181123
15439686	? ? ?	? ? ?	`ref`	`gcc_-march=nocona_-O3_-fomit-frame-pointer`	20190114	20181123
15567112	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=nocona_-O2_-fomit-frame-pointer`	20190114	20181123
15573336	? ? ?	? ? ?	`ref`	`gcc_-march=nocona_-O2_-fomit-frame-pointer`	20190114	20181123
16640422	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=nocona_-O_-fomit-frame-pointer`	20190114	20181123
16647364	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=nocona_-O_-fomit-frame-pointer`	20190114	20181123
16994496	? ? ?	? ? ?	`ref`	`gcc_-march=nocona_-O_-fomit-frame-pointer`	20190114	20181123
17005290	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=nocona_-O_-fomit-frame-pointer`	20190114	20181123
28733446	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops`	20190114	20181123
28751196	? ? ?	? ? ?	`ref`	`gcc`	20190114	20181123
52553448	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core-avx2_-Os_-fomit-frame-pointer`	20190114	20181123
52855558	? ? ?	? ? ?	`ref`	`gcc_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20190114	20181123
52875074	? ? ?	? ? ?	`ref`	`gcc_-m64_-Os_-fomit-frame-pointer`	20190114	20181123
52879004	? ? ?	? ? ?	`ref`	`gcc_-Os_-fomit-frame-pointer`	20190114	20181123
52897094	? ? ?	? ? ?	`ref`	`gcc_-march=nocona_-Os_-fomit-frame-pointer`	20190114	20181123
52921290	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=corei7_-Os_-fomit-frame-pointer`	20190114	20181123
52933466	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=nocona_-Os_-fomit-frame-pointer`	20190114	20181123
52938990	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=nocona_-Os_-fomit-frame-pointer`	20190114	20181123
53017238	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=nocona_-Os_-fomit-frame-pointer`	20190114	20181123
53049562	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core-avx-i_-Os_-fomit-frame-pointer`	20190114	20181123
53103936	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-msse4.1_-Os_-fomit-frame-pointer`	20190114	20181123
53111090	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=corei7-avx_-Os_-fomit-frame-pointer`	20190114	20181123
53128592	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=k8_-Os_-fomit-frame-pointer`	20190114	20181123
53137454	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-Os_-fomit-frame-pointer`	20190114	20181123
53158098	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-msse4_-Os_-fomit-frame-pointer`	20190114	20181123
53170398	? ? ?	? ? ?	`ref`	`gcc_-march=barcelona_-Os_-fomit-frame-pointer`	20190114	20181123
53177216	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=barcelona_-Os_-fomit-frame-pointer`	20190114	20181123
53180010	? ? ?	? ? ?	`ref`	`gcc_-march=k8_-Os_-fomit-frame-pointer`	20190114	20181123
53196620	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=barcelona_-Os_-fomit-frame-pointer`	20190114	20181123
53235544	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=k8_-Os_-fomit-frame-pointer`	20190114	20181123
53259786	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=k8_-Os_-fomit-frame-pointer`	20190114	20181123
53332238	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=barcelona_-Os_-fomit-frame-pointer`	20190114	20181123
53422392	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=native_-mtune=native_-Os_-fomit-frame-pointer`	20190114	20181123
53525270	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-Os_-fomit-frame-pointer`	20190114	20181123
53708422	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-Os_-fomit-frame-pointer`	20190114	20181123
53787770	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20190114	20181123
55040328	? ? ?	? ? ?	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv`	20190114	20181123

Compiler output

Implementation: ref
Security model: unknown
Compiler: cc

sample.c: sample.c: In function 'Bernoulli':
sample.c: sample.c:190:5: error: 'for' loop initial declarations are only allowed in C99 mode
sample.c: for (int64_t i = 0, s = t; i < 3; i++, s >>= 5) {
sample.c: ^
sample.c: sample.c:190:5: note: use option -std=c99 or -std=gnu99 to compile your code

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
cc	ref

Compiler output

Implementation: ref
Security model: unknown
Compiler: clang -O3 -fomit-frame-pointer -Qunused-arguments

Number of similar (compiler,implementation) pairs: 8, namely:

Compiler	Implementations
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

sign.c: sign.c:105:13: warning: absolute value function 'abs' given an argument of type 'int64_t' (aka 'long') but has parameter of type 'int' which may cause truncation of value [-Wabsolute-value]
sign.c: ret |= (abs(val) > (PARAM_B-PARAM_U));
sign.c: ^
sign.c: sign.c:105:13: note: use function 'labs' instead
sign.c: ret |= (abs(val) > (PARAM_B-PARAM_U));
sign.c: ^~~
sign.c: labs
sign.c: sign.c:145:13: warning: absolute value function 'abs' given an argument of type 'int64_t' (aka 'long') but has parameter of type 'int' which may cause truncation of value [-Wabsolute-value]
sign.c: ret |= (abs(left) > right);
sign.c: ^
sign.c: sign.c:145:13: note: use function 'labs' instead
sign.c: ret |= (abs(left) > right);
sign.c: ^~~
sign.c: labs
sign.c: 2 warnings generated.
try.c: fatal error: error in backend: Cannot select: 0x28affa0: v4i64 = X86ISD::VTRUNC 0x28afdd0
try.c: 0x28afdd0: v16i32 = vselect 0x28aca10, 0x28332a0, 0x28afca0
try.c: 0x28aca10: v4i1 = X86ISD::PCMPGTM 0x2899890, 0x2834050
try.c: 0x2899890: v4i64 = X86ISD::VBROADCAST 0x28343e0
try.c: 0x28343e0: i64,ch = load<LD8[%uglygep72]> 0x2793da0, 0x288fd10, undef:i64
try.c: 0x288fd10: i64 = add 0x289a770, 0x2839470
try.c: 0x289a770: i64 = X86ISD::Wrapper TargetGlobalAddress:i64<[64 x i64]* @cycles> 0
try.c: 0x283f2e0: i64 = TargetGlobalAddress<[64 x i64]* @cycles> 0
try.c: 0x2839470: i64 = shl 0x283ea90, Constant:i8<3>
try.c: 0x283ea90: i64,ch = CopyFromReg 0x2793da0, Register:i64 %vreg50
try.c: 0x289ac30: i64 = Register %vreg50
try.c: 0x2829790: i8 = Constant<3>
try.c: 0x2897f00: i64 = undef
try.c: 0x2834050: v4i64,ch = CopyFromReg 0x2793da0, Register:v4i64 %vreg13
try.c: 0x285bbf0: v4i64 = Register %vreg13
try.c: 0x28332a0: v16i32 = X86ISD::VBROADCAST 0x283ecf0
try.c: 0x283ecf0: i32,ch = load<LD4[ConstantPool]> 0x2793da0, 0x28af910, undef:i64
try.c: 0x28af910: i64 = X86ISD::Wrapper TargetConstantPool:i64<i32 1> 0
try.c: 0x2859710: i64 = TargetConstantPool<i32 1> 0
try.c: 0x2897f00: i64 = undef
try.c: 0x28afca0: 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: 0x28afb70: i32 = Constant<0>
try.c: 0x28afb70: i32 = Constant<0>
try.c: 0x28afb70: i32 = Constant<0>
try.c: 0x28afb70: i32 = Constant<0>
try.c: ...

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
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

sign.c: sign.c:105:13: warning: absolute value function 'abs' given an argument of type 'int64_t' (aka 'long') but has parameter of type 'int' which may cause truncation of value [-Wabsolute-value]
sign.c: ret |= (abs(val) > (PARAM_B-PARAM_U));
sign.c: ^
sign.c: sign.c:105:13: note: use function 'labs' instead
sign.c: ret |= (abs(val) > (PARAM_B-PARAM_U));
sign.c: ^~~
sign.c: labs
sign.c: sign.c:145:13: warning: absolute value function 'abs' given an argument of type 'int64_t' (aka 'long') but has parameter of type 'int' which may cause truncation of value [-Wabsolute-value]
sign.c: ret |= (abs(left) > right);
sign.c: ^
sign.c: sign.c:145:13: note: use function 'labs' instead
sign.c: ret |= (abs(left) > right);
sign.c: ^~~
sign.c: labs
sign.c: 2 warnings generated.
try.c: fatal error: error in backend: Cannot select: 0x1ea3050: v4i64 = X86ISD::VTRUNC 0x1ea2e80
try.c: 0x1ea2e80: v16i32 = vselect 0x1e9fac0, 0x1e2c6b0, 0x1ea2d50
try.c: 0x1e9fac0: v4i1 = X86ISD::PCMPGTM 0x1e82a30, 0x1e2d460
try.c: 0x1e82a30: v4i64 = X86ISD::VBROADCAST 0x1e2d7f0
try.c: 0x1e2d7f0: i64,ch = load<LD8[%uglygep72]> 0x1d86dd0, 0x1e4ed40, undef:i64
try.c: 0x1e4ed40: i64 = add 0x1e8b800, 0x1e09080
try.c: 0x1e8b800: i64 = X86ISD::Wrapper TargetGlobalAddress:i64<[64 x i64]* @cycles> 0
try.c: 0x1e6c200: i64 = TargetGlobalAddress<[64 x i64]* @cycles> 0
try.c: 0x1e09080: i64 = shl 0x1e6b9b0, Constant:i8<3>
try.c: 0x1e6b9b0: i64,ch = CopyFromReg 0x1d86dd0, Register:i64 %vreg50
try.c: 0x1e8bcc0: i64 = Register %vreg50
try.c: 0x1e3e1d0: i8 = Constant<3>
try.c: 0x1e89fa0: i64 = undef
try.c: 0x1e2d460: v4i64,ch = CopyFromReg 0x1d86dd0, Register:v4i64 %vreg13
try.c: 0x1e3c560: v4i64 = Register %vreg13
try.c: 0x1e2c6b0: v16i32 = X86ISD::VBROADCAST 0x1e6bc10
try.c: 0x1e6bc10: i32,ch = load<LD4[ConstantPool]> 0x1d86dd0, 0x1ea29c0, undef:i64
try.c: 0x1ea29c0: i64 = X86ISD::Wrapper TargetConstantPool:i64<i32 1> 0
try.c: 0x1e193b0: i64 = TargetConstantPool<i32 1> 0
try.c: 0x1e89fa0: i64 = undef
try.c: 0x1ea2d50: 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: 0x1ea2c20: i32 = Constant<0>
try.c: 0x1ea2c20: i32 = Constant<0>
try.c: 0x1ea2c20: i32 = Constant<0>
try.c: 0x1ea2c20: i32 = Constant<0>
try.c: ...

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments	ref