Implementation notes: amd64, icelake, crypto_aead/twine80n6t4clocv3

Computer: icelake
Architecture: amd64
CPU ID: GenuineIntel-000706e5-bfebfbff
SUPERCOP version: 20200826
Operation: crypto_aead
Primitive: twine80n6t4clocv3

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
105678	5825 896 0	24576 4096 0	`T:vperm`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
106602	5129 896 0	20480 4096 0	`T:vperm`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
106656	4458 896 0	20480 4096 0	`T:vperm`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
604364	8401 4 0	24576 4096 0	`T:ref`	`clang_-march=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
839254	7804 292 0	24576 4096 0	`T:ref`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
1037105	6460 4 0	20480 4096 0	`T:ref`	`clang_-march=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
1114408	9426 292 0	28672 4096 0	`T:ref`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826
1120145	8169 4 0	24576 4096 0	`T:ref`	`clang_-march=icelake-client_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20200826	20200826
1640035	6534 292 0	20480 4096 0	`T:ref`	`opt-local-bin-gcc_-march=icelake-client_-mtune=icelake-client_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20200826	20200826

Compiler output

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

cloc.c: cloc.c:193:26: warning: implicit conversion from 'int' to 'char' changes value from 135 to -121 [-Wconstant-conversion]
cloc.c: state = XORDQW(state, SHR(state, 8));
cloc.c: ~~~~~~~~~~~~~~^~~~~~~~~~~~~~
cloc.c: ./common.h:30:63: note: expanded from macro 'SHR'
cloc.c: #define SHR(x,n) _mm_shuffle_epi8((x), _mm_set_epi8(127+(n), 126+(n), 125+(n), 124+(n), 123+(n), 122+(n), 121+(n), 120+(n), 119+(n), 118+(n), 117+(n), 116+(n), 115+(n), 114+(n), 113+(n), 112+(n))) // shift to the right
cloc.c: ~~~~~~~~~~~~ ^
cloc.c: ./common.h:18:43: note: expanded from macro 'XORDQW'
cloc.c: #define XORDQW(x, y) _mm_xor_si128((x), (y))
cloc.c: ^
cloc.c: cloc.c:193:26: warning: implicit conversion from 'int' to 'char' changes value from 134 to -122 [-Wconstant-conversion]
cloc.c: state = XORDQW(state, SHR(state, 8));
cloc.c: ~~~~~~~~~~~~~~^~~~~~~~~~~~~~
cloc.c: ./common.h:30:72: note: expanded from macro 'SHR'
cloc.c: #define SHR(x,n) _mm_shuffle_epi8((x), _mm_set_epi8(127+(n), 126+(n), 125+(n), 124+(n), 123+(n), 122+(n), 121+(n), 120+(n), 119+(n), 118+(n), 117+(n), 116+(n), 115+(n), 114+(n), 113+(n), 112+(n))) // shift to the right
cloc.c: ~~~~~~~~~~~~ ^
cloc.c: ./common.h:18:43: note: expanded from macro 'XORDQW'
cloc.c: #define XORDQW(x, y) _mm_xor_si128((x), (y))
cloc.c: ^
cloc.c: cloc.c:193:26: warning: implicit conversion from 'int' to 'char' changes value from 133 to -123 [-Wconstant-conversion]
cloc.c: state = XORDQW(state, SHR(state, 8));
cloc.c: ~~~~~~~~~~~~~~^~~~~~~~~~~~~~
cloc.c: ./common.h:30:81: note: expanded from macro 'SHR'
cloc.c: #define SHR(x,n) _mm_shuffle_epi8((x), _mm_set_epi8(127+(n), 126+(n), 125+(n), 124+(n), 123+(n), 122+(n), 121+(n), 120+(n), 119+(n), 118+(n), 117+(n), 116+(n), 115+(n), 114+(n), 113+(n), 112+(n))) // shift to the right
cloc.c: ~~~~~~~~~~~~ ^
cloc.c: ./common.h:18:43: note: expanded from macro 'XORDQW'
cloc.c: ...

Number of similar (compiler,implementation) pairs: 3, namely:

Compiler	Implementations
clang -march=icelake-client -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:vperm
clang -march=icelake-client -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:vperm
clang -march=icelake-client -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:vperm