Implementation notes: amd64, jasper3, crypto_sign/rainbow1b

Compiler output

rainbow.c: In file included from rainbow.c:4:
rainbow.c: In file included from ./rainbow.h:7:
rainbow.c: In file included from ./blas.h:17:
rainbow.c: ./blas_avx2.h:265:39: error: always_inline function '_mm256_setzero_si256' requires target feature 'avx', but would be inlined into function 'gf31mat_prod_avx2' that is compiled without support for 'avx'
rainbow.c:         for(unsigned i=0;i<n_ymm;i++) r[i] = _mm256_setzero_si256();
rainbow.c:                                              ^
rainbow.c: ./blas_avx2.h:265:39: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
rainbow.c: ./blas_avx2.h:270:16: error: always_inline function '_mm256_set1_epi16' requires target feature 'avx', but would be inlined into function 'gf31mat_prod_avx2' that is compiled without support for 'avx'
rainbow.c:                 __m256i bi = _mm256_set1_epi16( b_u16[i] );
rainbow.c:                              ^
rainbow.c: ./blas_avx2.h:270:16: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
rainbow.c: ./blas_avx2.h:273:18: error: always_inline function '_mm256_loadu_si256' requires target feature 'avx', but would be inlined into function 'gf31mat_prod_avx2' that is compiled without support for 'avx'
rainbow.c:                         __m256i tmp = _mm256_loadu_si256( (__m256i*)(mat+j*32) );
rainbow.c:                                       ^
rainbow.c: ./blas_avx2.h:273:18: error: AVX vector return of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
rainbow.c: ./blas_avx2.h:274:36: error: always_inline function '_mm256_maddubs_epi16' requires target feature 'avx2', but would be inlined into function 'gf31mat_prod_avx2' that is compiled without support for 'avx2'
rainbow.c:                         r[j] = _mm256_add_epi16( r[j] , _mm256_maddubs_epi16( tmp , bi ) );
rainbow.c:                                                         ^
rainbow.c: ./blas_avx2.h:274:36: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
rainbow.c: ./blas_avx2.h:274:11: error: always_inline function '_mm256_add_epi16' requires target feature 'avx2', but would be inlined into function 'gf31mat_prod_avx2' that is compiled without support for 'avx2'
rainbow.c:                         r[j] = _mm256_add_epi16( r[j] , _mm256_maddubs_epi16( tmp , bi ) );
rainbow.c:                                ^
rainbow.c: ./blas_avx2.h:274:11: error: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI
rainbow.c: ./blas_avx2.h:282:10: warning: AVX vector argument of type '__m256i' (vector of 4 'long long' values) without 'avx' enabled changes the ABI [-Wpsabi]
rainbow.c:                 r[j] = _gf31v_reduce_u16_avx2( r[j] );
rainbow.c: ...

Compiler output

blas.c: In file included from blas.h:17,
blas.c:                  from blas.c:1:
blas.c: blas_avx2.h: In function '_gf31v_u8_to_u16_avx2':
blas.c: blas_avx2.h:17:1: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
blas.c:    17 | __m256i _gf31v_u8_to_u16_avx2( __m128i a ) {
blas.c:       | ^~~~~~~
rainbow.c: In file included from blas.h:17,
rainbow.c:                  from rainbow.h:7,
rainbow.c:                  from rainbow.c:4:
rainbow.c: blas_avx2.h: In function '_gf31v_u8_to_u16_avx2':
rainbow.c: blas_avx2.h:17:1: warning: AVX vector return without AVX enabled changes the ABI [-Wpsabi]
rainbow.c:    17 | __m256i _gf31v_u8_to_u16_avx2( __m128i a ) {
rainbow.c:       | ^~~~~~~
rainbow.c: blas_avx2.h: In function '_gf31v_reduce_u16_avx2':
rainbow.c: blas_avx2.h:110:9: note: the ABI for passing parameters with 32-byte alignment has changed in GCC 4.6
rainbow.c:   110 | __m256i _gf31v_reduce_u16_avx2( __m256i a ){
rainbow.c:       |         ^~~~~~~~~~~~~~~~~~~~~~
rainbow.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/10/include/immintrin.h:51,
rainbow.c:                  from blas_avx2.h:8,
rainbow.c:                  from blas.h:17,
rainbow.c:                  from rainbow.h:7,
rainbow.c:                  from rainbow.c:4:
rainbow.c: blas_avx2.h: In function '_gf31v_u8_to_u16_avx2':
rainbow.c: /usr/lib/gcc/x86_64-linux-gnu/10/include/avxintrin.h:768:1: error: inlining failed in call to 'always_inline' '_mm256_insertf128_si256': target specific option mismatch
rainbow.c:   768 | _mm256_insertf128_si256 (__m256i __X, __m128i __Y, const int __O)
rainbow.c:       | ^~~~~~~~~~~~~~~~~~~~~~~
rainbow.c: In file included from blas.h:17,
rainbow.c:                  from rainbow.h:7,
rainbow.c:                  from rainbow.c:4:
rainbow.c: blas_avx2.h:22:9: note: called from here
rainbow.c:    22 |  return _mm256_insertf128_si256 ( _mm256_castsi128_si256(a0) , a1 , 1 );
rainbow.c: ...

Namespace violations

gf31_convert.o gf31_from_digest T
gf31_convert.o gf31_quick_pack T
gf31_convert.o gf31_quick_unpack T
gf31_convert.o gf31_sanity_check T
hash_utils.o sha2_chain T
hash_utils.o sha2_chain_byte T
hash_utils.o sha2_chain_file T
hash_utils.o sha2_chain_msg T
hash_utils.o sha2_file T
prng_utils.o prng_bytes T
prng_utils.o prng_dump T
prng_utils.o prng_dump_set T
prng_utils.o prng_expand_buffer T
prng_utils.o userrand_bytes T
prng_utils.o userrand_dump_generated T
prng_utils.o userrand_source_file T
rainbow.o rainbow_central_map T
rainbow.o rainbow_genkey T
rainbow.o rainbow_genkey_debug T
rainbow.o rainbow_ivs_central_map T
rainbow.o rainbow_pubmap_seckey T
rainbow.o rainbow_secmap T
rainbow.o rainbow_sign T
rainbow.o rainbow_verify T