Implementation notes: amd64, hunsnivy, crypto_kem/ledakemcpa34

Computer: hunsnivy
Microarchitecture: amd64; Ivy Bridge+AES (306a9)
Architecture: amd64
CPU ID: GenuineIntel-000306a9-bfebfbff
SUPERCOP version: 20231107
Operation: crypto_kem
Primitive: ledakemcpa34

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
9190029	47562 56 52	139816 884 1752	`T:portableopt`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230601	20221122

Compiler output

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

gf2x_arith.c: gf2x_arith.c:803:17: error: always_inline function '_mm256_xor_si256' requires target feature 'avx2', but would be inlined into function 'gf2x_exact_div_x_plus_one' that is compiled without support for 'avx2'
gf2x_arith.c: vec_t = _mm256_xor_si256(tmp,vec_t);
gf2x_arith.c: ^
gf2x_arith.c: gf2x_arith.c:806:15: error: always_inline function '_mm256_slli_epi64' requires target feature 'avx2', but would be inlined into function 'gf2x_exact_div_x_plus_one' that is compiled without support for 'avx2'
gf2x_arith.c: tmp = _mm256_slli_epi64(vec_t, j);
gf2x_arith.c: ^
gf2x_arith.c: gf2x_arith.c:807:21: error: always_inline function '_mm256_xor_si256' requires target feature 'avx2', but would be inlined into function 'gf2x_exact_div_x_plus_one' that is compiled without support for 'avx2'
gf2x_arith.c: vec_t = _mm256_xor_si256(tmp,vec_t);
gf2x_arith.c: ^
gf2x_arith.c: gf2x_arith.c:818:17: error: always_inline function '_mm256_xor_si256' requires target feature 'avx2', but would be inlined into function 'gf2x_exact_div_x_plus_one' that is compiled without support for 'avx2'
gf2x_arith.c: vec_t = _mm256_xor_si256(tmp,vec_t);
gf2x_arith.c: ^
gf2x_arith.c: gf2x_arith.c:824:17: error: always_inline function '_mm256_xor_si256' requires target feature 'avx2', but would be inlined into function 'gf2x_exact_div_x_plus_one' that is compiled without support for 'avx2'
gf2x_arith.c: vec_t = _mm256_xor_si256(tmp,vec_t);
gf2x_arith.c: ^
gf2x_arith.c: 5 errors generated.

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

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

Compiler output

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

gf2x_arith.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:53,
gf2x_arith.c: from /usr/lib/gcc/x86_64-linux-gnu/10/include/x86intrin.h:32,
gf2x_arith.c: from architecture_detect.h:41,
gf2x_arith.c: from gf2x_arith.h:34,
gf2x_arith.c: from gf2x_arith.c:31:
gf2x_arith.c: gf2x_arith.c: In function 'gf2x_exact_div_x_plus_one':
gf2x_arith.c: /usr/lib/gcc/x86_64-linux-gnu/10/include/avx2intrin.h:913:1: error: inlining failed in call to 'always_inline' '_mm256_xor_si256': target specific option mismatch
gf2x_arith.c: 913 | _mm256_xor_si256 (__m256i __A, __m256i __B)
gf2x_arith.c: | ^~~~~~~~~~~~~~~~
gf2x_arith.c: gf2x_arith.c:803:17: note: called from here
gf2x_arith.c: 803 | vec_t = _mm256_xor_si256(tmp,vec_t);
gf2x_arith.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
gf2x_arith.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:53,
gf2x_arith.c: from /usr/lib/gcc/x86_64-linux-gnu/10/include/x86intrin.h:32,
gf2x_arith.c: from architecture_detect.h:41,
gf2x_arith.c: from gf2x_arith.h:34,
gf2x_arith.c: from gf2x_arith.c:31:
gf2x_arith.c: /usr/lib/gcc/x86_64-linux-gnu/10/include/avx2intrin.h:913:1: error: inlining failed in call to 'always_inline' '_mm256_xor_si256': target specific option mismatch
gf2x_arith.c: 913 | _mm256_xor_si256 (__m256i __A, __m256i __B)
gf2x_arith.c: | ^~~~~~~~~~~~~~~~
gf2x_arith.c: gf2x_arith.c:803:17: note: called from here
gf2x_arith.c: 803 | vec_t = _mm256_xor_si256(tmp,vec_t);
gf2x_arith.c: | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
gf2x_arith.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:53,
gf2x_arith.c: from /usr/lib/gcc/x86_64-linux-gnu/10/include/x86intrin.h:32,
gf2x_arith.c: ...

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

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