Implementation notes: amd64, comet, crypto_hash/blake3

Computer: comet
Microarchitecture: amd64; CometLake (806ec)
Architecture: amd64
CPU ID: GenuineIntel-000806ec-bfebfbff
SUPERCOP version: 20230530
Operation: crypto_hash
Primitive: blake3

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
5190	24276 0 0	37782 820 896	`T:avx2`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230530	20230530
5195	23060 0 0	33870 828 928	`T:avx2`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230530	20230530
5204	22336 0 0	32178 812 928	`T:avx2`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230530	20230530
5208	23763 0 0	37255 836 928	`T:avx2`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230530	20230530
5209	23042 0 0	33990 828 928	`T:avx2`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20230530	20230530
5216	24836 0 0	38870 820 928	`T:avx2`	`clang_-march=native_-O2_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230530	20230530
5216	22629 0 0	33124 812 896	`T:avx2`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230530	20230530
5219	14392 0 0	27862 820 896	`T:sse41`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230530	20230530
5222	24836 0 0	38998 820 928	`T:avx2`	`clang_-march=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230530	20230530
5242	24836 0 0	38870 820 928	`T:avx2`	`clang_-march=native_-O_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230530	20230530
7810	10488 0 0	23902 820 896	`T:portable`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20230530	20230530

Test failure

Implementation: T:avx512
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

error 111

Number of similar (compiler,implementation) pairs: 9, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx512
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx512
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx512
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx512
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx512
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx512
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx512
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx512
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx512

Compiler output

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

blake3_neon.c: In file included from blake3_neon.c:3:
blake3_neon.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/arm_neon.h:28:2: error: "NEON support not enabled"
blake3_neon.c: #error "NEON support not enabled"
blake3_neon.c: ^
blake3_neon.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/arm_neon.h:48:24: error: 'neon_vector_type' attribute is not supported for this target
blake3_neon.c: typedef __attribute__((neon_vector_type(8))) int8_t int8x8_t;
blake3_neon.c: ^
blake3_neon.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/arm_neon.h:49:24: error: 'neon_vector_type' attribute is not supported for this target
blake3_neon.c: typedef __attribute__((neon_vector_type(16))) int8_t int8x16_t;
blake3_neon.c: ^
blake3_neon.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/arm_neon.h:50:24: error: 'neon_vector_type' attribute is not supported for this target
blake3_neon.c: typedef __attribute__((neon_vector_type(4))) int16_t int16x4_t;
blake3_neon.c: ^
blake3_neon.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/arm_neon.h:51:24: error: 'neon_vector_type' attribute is not supported for this target
blake3_neon.c: typedef __attribute__((neon_vector_type(8))) int16_t int16x8_t;
blake3_neon.c: ^
blake3_neon.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/arm_neon.h:52:24: error: 'neon_vector_type' attribute is not supported for this target
blake3_neon.c: typedef __attribute__((neon_vector_type(2))) int32_t int32x2_t;
blake3_neon.c: ^
blake3_neon.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/arm_neon.h:53:24: error: 'neon_vector_type' attribute is not supported for this target
blake3_neon.c: typedef __attribute__((neon_vector_type(4))) int32_t int32x4_t;
blake3_neon.c: ^
blake3_neon.c: /usr/lib/llvm-7/lib/clang/7.0.1/include/arm_neon.h:54:24: error: 'neon_vector_type' attribute is not supported for this target
blake3_neon.c: typedef __attribute__((neon_vector_type(1))) int64_t int64x1_t;
blake3_neon.c: ^
blake3_neon.c: ...

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

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

Compiler output

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

blake3_neon.c: blake3_neon.c:3:10: fatal error: arm_neon.h: No such file or directory
blake3_neon.c: #include <arm_neon.h>
blake3_neon.c: ^~~~~~~~~~~~
blake3_neon.c: compilation terminated.

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

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

Compiler output

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

blake3.c: In file included from blake3.c:12:
blake3.c: ./blake3_static_dispatch.h:8:2: error: "there are wider implementations on this platform; fail the build"
blake3.c: #error "there are wider implementations on this platform; fail the build"
blake3.c: ^
blake3.c: 1 error generated.

Number of similar (compiler,implementation) pairs: 8, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:portable
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:portable
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:portable
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:portable
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:sse41
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:sse41
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:sse41
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:sse41

Compiler output

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

blake3.c: In file included from blake3.c:12:
blake3.c: blake3_static_dispatch.h:8:2: error: #error "there are wider implementations on this platform; fail the build"
blake3.c: #error "there are wider implementations on this platform; fail the build"
blake3.c: ^~~~~

Number of similar (compiler,implementation) pairs: 8, namely:

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:portable
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:portable
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:portable
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:portable
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:sse41
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:sse41
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:sse41
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:sse41

Namespace violations

Implementation: T:avx2
Security model: timingleaks
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

blake3.o blake3_default_hash T
blake3_avx2_x86-64_unix.o _blake3_hash_many_avx2 T
blake3_avx2_x86-64_unix.o blake3_hash_many_avx2 T
blake3_sse41_x86-64_unix.o _blake3_compress_in_place_sse41 T
blake3_sse41_x86-64_unix.o _blake3_compress_xof_sse41 T
blake3_sse41_x86-64_unix.o _blake3_hash_many_sse41 T
blake3_sse41_x86-64_unix.o blake3_compress_in_place_sse41 T
blake3_sse41_x86-64_unix.o blake3_compress_xof_sse41 T
blake3_sse41_x86-64_unix.o blake3_hash_many_sse41 T

Number of similar (compiler,implementation) pairs: 9, namely:

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2
clang -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:avx2
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx2
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx2
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx2
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:avx2

Namespace violations

Implementation: T:portable
Security model: timingleaks
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

blake3.o blake3_default_hash T
blake3_portable.o blake3_compress_in_place_portable T
blake3_portable.o blake3_compress_xof_portable T
blake3_portable.o blake3_hash_many_portable T

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:portable

Namespace violations

Implementation: T:sse41
Security model: timingleaks
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

blake3.o blake3_default_hash T
blake3_sse41_x86-64_unix.o _blake3_compress_in_place_sse41 T
blake3_sse41_x86-64_unix.o _blake3_compress_xof_sse41 T
blake3_sse41_x86-64_unix.o _blake3_hash_many_sse41 T
blake3_sse41_x86-64_unix.o blake3_compress_in_place_sse41 T
blake3_sse41_x86-64_unix.o blake3_compress_xof_sse41 T
blake3_sse41_x86-64_unix.o blake3_hash_many_sse41 T

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	T:sse41