Implementation notes: amd64, cherry, crypto_sign/qtesla256

Computer: cherry
Microarchitecture: amd64; Silvermont (406c4)
Architecture: amd64
CPU ID: GenuineIntel-000406c4-bfebfbff
SUPERCOP version: 20240107
Operation: crypto_sign
Primitive: qtesla256

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
32813187	119537 0 0	140597 844 1784	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231218	20231212
32969418	88888 0 0	108885 844 1784	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231218	20231212
33431739	91031 0 0	113023 860 1720	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231218	20231212
33478587	91031 0 0	111359 860 1720	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231218	20231212
33644460	86207 0 0	105677 844 1784	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231218	20231212
33949688	93974 0 0	115519 860 1720	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231218	20231212
34094096	87303 0 0	106509 852 1720	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231218	20231212
34953776	86109 0 0	104797 852 1720	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20231218	20231212
113736371	84512 0 0	102805 836 1752	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20231218	20231212

Compiler output

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

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.

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

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