Implementation notes: amd64, nucnuc, crypto_kem/sntrup4591761

Computer: nucnuc
Microarchitecture: amd64; Airmont (406c3)
Architecture: amd64
CPU ID: GenuineIntel-000406c3-bfebfbff
SUPERCOP version: 20240107
Operation: crypto_kem
Primitive: sntrup4591761

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
42813558	20666 0 0	41211 828 1720	`T:ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240130	20231217
43892310	12709 0 0	32139 828 1720	`T:ref`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240130	20231217
43894404	16056 0 0	37131 828 1720	`T:ref`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240130	20231217
44778256	7982 0 0	27288 812 1752	`T:ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240130	20231217
46064017	7784 0 0	26449 820 1720	`T:ref`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240130	20231217
46065668	7248 0 0	25081 820 1720	`T:ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20240130	20231217
46397276	6053 0 0	23602 812 1720	`T:ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240130	20231217
47216042	35061 0 0	55738 820 1752	`T:ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240130	20231217
47251001	9696 0 0	29722 820 1752	`T:ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20240130	20231217

Test failure

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

error 111

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

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

Compiler output

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

crypto_kem_sntrup4591761_cavx_mult.S: crypto_kem_sntrup4591761_cavx_mult.S:2703:2: error: changed section flags for .rodata.cst32, expected: 0x12
crypto_kem_sntrup4591761_cavx_mult.S: .section .rodata.cst32
crypto_kem_sntrup4591761_cavx_mult.S: ^
crypto_kem_sntrup4591761_cavx_mult.S: crypto_kem_sntrup4591761_cavx_mult.S:2703:2: error: changed section entsize for .rodata.cst32, expected: 32
crypto_kem_sntrup4591761_cavx_mult.S: .section .rodata.cst32
crypto_kem_sntrup4591761_cavx_mult.S: ^
crypto_kem_sntrup4591761_cavx_mult.S: crypto_kem_sntrup4591761_cavx_mult.S:2776:2: error: changed section flags for .rodata.cst16, expected: 0x12
crypto_kem_sntrup4591761_cavx_mult.S: .section .rodata.cst16
crypto_kem_sntrup4591761_cavx_mult.S: ^
crypto_kem_sntrup4591761_cavx_mult.S: crypto_kem_sntrup4591761_cavx_mult.S:2776:2: error: changed section entsize for .rodata.cst16, expected: 16
crypto_kem_sntrup4591761_cavx_mult.S: .section .rodata.cst16
crypto_kem_sntrup4591761_cavx_mult.S: ^
crypto_kem_sntrup4591761_cavx_mult.S: crypto_kem_sntrup4591761_cavx_mult.S:2811:2: error: changed section flags for .rodata.cst32, expected: 0x12
crypto_kem_sntrup4591761_cavx_mult.S: .section .rodata.cst32
crypto_kem_sntrup4591761_cavx_mult.S: ^
crypto_kem_sntrup4591761_cavx_mult.S: crypto_kem_sntrup4591761_cavx_mult.S:2811:2: error: changed section entsize for .rodata.cst32, expected: 32
crypto_kem_sntrup4591761_cavx_mult.S: .section .rodata.cst32
crypto_kem_sntrup4591761_cavx_mult.S: ^

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

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