Implementation notes: amd64, h6sandy, crypto_hash/blake2s

Computer: h6sandy
Microarchitecture: amd64; Sandy Bridge (206a7)
Architecture: amd64
CPU ID: GenuineIntel-000206a7-bfebfbff
SUPERCOP version: 20231107
Operation: crypto_hash
Primitive: blake2s

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
8257	6256 0 0	19907 876 896	`T:avxicc`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
8259	6256 0 0	17963 876 896	`T:avxicc`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
8259	6256 0 0	16533 868 896	`T:avxicc`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
8259	6256 0 0	18821 820 960	`T:avxicc`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
8260	6256 0 0	18771 876 896	`T:avxicc`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
8260	6256 0 0	17541 820 960	`T:avxicc`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
8261	6256 0 0	16184 796 928	`T:avxicc`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
8262	6256 0 0	17220 812 960	`T:avxicc`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
8263	6256 0 0	16891 876 896	`T:avxicc`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
8751	1722 0 0	14219 844 896	`T:moon/avx/64`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
8752	1786 0 0	14301 804 960	`T:moon/avx/64`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
8753	1732 0 0	13459 844 896	`T:moon/avx/64`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
8755	1732 0 0	12371 844 896	`T:moon/avx/64`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
8758	1732 0 0	12013 836 896	`T:moon/avx/64`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
8759	1732 0 0	15371 844 896	`T:moon/avx/64`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
8766	1817 0 0	12684 796 960	`T:moon/avx/64`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
8767	1807 0 0	13005 804 960	`T:moon/avx/64`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
8777	6107 0 0	19715 844 896	`T:xmm`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
8778	1799 0 0	11696 780 928	`T:moon/avx/64`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
8778	6107 0 0	16699 844 896	`T:xmm`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
8782	6107 0 0	17771 844 896	`T:xmm`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
8789	6030 0 0	16253 836 896	`T:xmm`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
9204	1978 0 0	14493 804 960	`T:moon/ssse3/64`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
9207	1924 0 0	15563 844 896	`T:moon/ssse3/64`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
9210	1924 0 0	12579 844 896	`T:moon/ssse3/64`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
9228	1999 0 0	13197 804 960	`T:moon/ssse3/64`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
9230	1991 0 0	11888 780 928	`T:moon/ssse3/64`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
9233	1924 0 0	12205 836 896	`T:moon/ssse3/64`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
9314	1914 0 0	14411 844 896	`T:moon/ssse3/64`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
9334	2009 0 0	12876 796 960	`T:moon/ssse3/64`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
9338	1924 0 0	13651 844 896	`T:moon/ssse3/64`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
10652	1882 0 0	14379 844 896	`T:moon/sse2/64`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
10661	1892 0 0	13619 844 896	`T:moon/sse2/64`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
10662	1892 0 0	15531 844 896	`T:moon/sse2/64`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
10665	1892 0 0	12547 844 896	`T:moon/sse2/64`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
10676	1946 0 0	14461 804 960	`T:moon/sse2/64`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
10683	1977 0 0	12844 796 960	`T:moon/sse2/64`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
10686	1967 0 0	13165 804 960	`T:moon/sse2/64`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
10690	1959 0 0	11856 780 928	`T:moon/sse2/64`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
10827	1892 0 0	12173 836 896	`T:moon/sse2/64`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
11087	8210 0 0	20683 844 896	`T:xmm`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
13066	12007 0 0	25595 844 896	`T:regs`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
13078	12007 0 0	22579 844 896	`T:regs`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
13082	11980 0 0	22189 836 896	`T:regs`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
13110	12007 0 0	23651 844 896	`T:regs`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
13378	7306 0 0	19035 844 896	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
13592	7909 0 0	21579 844 896	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
13773	6458 0 0	16749 836 896	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
14642	9200 0 0	20948 812 960	`T:regs`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
14784	8687 0 0	19031 788 928	`T:regs`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
15119	10687 0 0	23732 812 960	`T:regs`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
15821	10521 0 0	22987 844 896	`T:regs`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
15888	7268 0 0	19803 844 896	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122
16009	9594 0 0	20995 804 960	`T:regs`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231107	20231107
21182	9949 0 0	20603 844 896	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230521	20221122

Test failure

Implementation: T:moon/xop/64
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

error 111

Number of similar (compiler,implementation) pairs: 9, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:moon/xop/64
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:moon/xop/64
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:moon/xop/64
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:moon/xop/64
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:moon/xop/64
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:moon/xop/64
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:moon/xop/64
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:moon/xop/64
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:moon/xop/64

Compiler output

Implementation: T:avxicc
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

try.c: /usr/bin/ld: libcrypto_hash_blake2s.a(blake2s.o): warning: relocation in read-only section `.eh_frame'
try.c: /usr/bin/ld: warning: creating DT_TEXTREL in a PIE
try.c: /usr/bin/ld: libcrypto_hash_blake2s.a(blake2s.o): warning: relocation in read-only section `.eh_frame'
try.c: /usr/bin/ld: warning: creating DT_TEXTREL in a PIE
measure.c: /usr/bin/ld: libcrypto_hash_blake2s.a(blake2s.o): warning: relocation in read-only section `.eh_frame'
measure.c: /usr/bin/ld: warning: creating DT_TEXTREL in a PIE

Number of similar (compiler,implementation) pairs: 9, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avxicc
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avxicc
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avxicc
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avxicc
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avxicc
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avxicc
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avxicc
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avxicc
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avxicc

Compiler output

Implementation: T:ref
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

blake2s-ref.c: In file included from blake2s-ref.c:19:
blake2s-ref.c: blake2.h:101:5: error: size of array element is not a multiple of its alignment
blake2s-ref.c: 101 | blake2s_state S[8][1];
blake2s-ref.c: | ^~~~~~~~~~~~~
blake2s-ref.c: blake2.h:102:5: error: size of array element is not a multiple of its alignment
blake2s-ref.c: 102 | blake2s_state R[1];
blake2s-ref.c: | ^~~~~~~~~~~~~
blake2s-ref.c: blake2.h:109:5: error: size of array element is not a multiple of its alignment
blake2s-ref.c: 109 | blake2b_state S[4][1];
blake2s-ref.c: | ^~~~~~~~~~~~~
blake2s-ref.c: blake2.h:110:5: error: size of array element is not a multiple of its alignment
blake2s-ref.c: 110 | blake2b_state R[1];
blake2s-ref.c: | ^~~~~~~~~~~~~
blake2s-ref.c: blake2s-ref.c: In function 'blake2s':
blake2s-ref.c: blake2s-ref.c:331:3: error: size of array element is not a multiple of its alignment
blake2s-ref.c: 331 | blake2s_state S[1];
blake2s-ref.c: | ^~~~~~~~~~~~~

Number of similar (compiler,implementation) pairs: 4, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:ref

Compiler output

Implementation: T:regs
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

blake2s.c: blake2s.c:796:11: warning: implicit conversion from 'unsigned long' to 'uint32_t' (aka 'unsigned int') changes value from 18446744073180816980 to 3766232660 [-Wconstant-conversion]
blake2s.c: v14 = ~0x1F83D9ABUL;
blake2s.c: ~ ^~~~~~~~~~~~~
blake2s.c: 1 warning generated.

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

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

Compiler output

Implementation: T:regs
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

blake2s.c: blake2s.c: In function 'crypto_hash_blake2s_regs_timingleaks':
blake2s.c: blake2s.c:796:11: warning: conversion from 'long unsigned int' to 'uint32_t' {aka 'unsigned int'} changes value from '18446744073180816980' to '3766232660' [-Woverflow]
blake2s.c: 796 | v14 = ~0x1F83D9ABUL;
blake2s.c: | ^

Number of similar (compiler,implementation) pairs: 4, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:regs
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:regs
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:regs
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:regs

Compiler output

Implementation: T:xmm
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

blake2s.c: In file included from blake2s.c:19:
blake2s.c: blake2.h:101:5: error: size of array element is not a multiple of its alignment
blake2s.c: 101 | blake2s_state S[8][1];
blake2s.c: | ^~~~~~~~~~~~~
blake2s.c: blake2.h:102:5: error: size of array element is not a multiple of its alignment
blake2s.c: 102 | blake2s_state R[1];
blake2s.c: | ^~~~~~~~~~~~~
blake2s.c: blake2.h:109:5: error: size of array element is not a multiple of its alignment
blake2s.c: 109 | blake2b_state S[4][1];
blake2s.c: | ^~~~~~~~~~~~~
blake2s.c: blake2.h:110:5: error: size of array element is not a multiple of its alignment
blake2s.c: 110 | blake2b_state R[1];
blake2s.c: | ^~~~~~~~~~~~~

Number of similar (compiler,implementation) pairs: 4, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:xmm
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:xmm
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:xmm
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:xmm