Implementation notes: aarch64, minimac, crypto_stream/chacha12

Computer: minimac
Architecture: aarch64
CPU ID: unknown CPU ID
SUPERCOP version: 20211108
Operation: crypto_stream
Primitive: chacha12

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
2267	? ? ?	? ? ?	`dolbeau/arm-neon`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210530	20210529
2400	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
2400	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
2400	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
2533	? ? ?	? ? ?	`dolbeau/arm-neon`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
4000	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
4133	? ? ?	? ? ?	`e/merged`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
4133	? ? ?	? ? ?	`e/merged`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
4133	? ? ?	? ? ?	`e/merged`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
4133	? ? ?	? ? ?	`e/ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
4133	? ? ?	? ? ?	`e/regs`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
4933	? ? ?	? ? ?	`e/merged`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210530	20210529
5066	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210530	20210529
5066	? ? ?	? ? ?	`e/ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210530	20210529
5067	? ? ?	? ? ?	`e/merged`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
5067	? ? ?	? ? ?	`e/regs`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20210530	20210529
5733	? ? ?	? ? ?	`e/regs`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
6533	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
6533	? ? ?	? ? ?	`e/ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
6533	? ? ?	? ? ?	`e/regs`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
6533	? ? ?	? ? ?	`e/regs`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
6666	? ? ?	? ? ?	`e/ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
6667	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
7600	? ? ?	? ? ?	`dolbeau/mipsel-msa`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326
7600	? ? ?	? ? ?	`e/ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20210402	20210326

Test failure

Implementation: krovetz/vec128
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

error 111
crypto_stream_xor does not handle n=c overlap

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

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	krovetz/vec128

Compiler output

Implementation: amd64-ssse3
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

chacha.S: chacha.S:6:17: error: unexpected token in '.section' directive
chacha.S: .section .rodata
chacha.S: ^
chacha.S: chacha.S:19:5: error: unknown token in expression
chacha.S: mov %rsp,%r11
chacha.S: ^
chacha.S: chacha.S:19:5: error: invalid operand
chacha.S: mov %rsp,%r11
chacha.S: ^
chacha.S: chacha.S:20:9: error: unknown token in expression
chacha.S: and $31,%r11
chacha.S: ^
chacha.S: chacha.S:20:9: error: invalid operand
chacha.S: and $31,%r11
chacha.S: ^
chacha.S: chacha.S:21:10: error: unknown token in expression
chacha.S: add $384,%r11
chacha.S: ^
chacha.S: chacha.S:21:10: error: invalid operand
chacha.S: add $384,%r11
chacha.S: ^
chacha.S: chacha.S:22:5: error: unknown token in expression
chacha.S: sub %r11,%rsp
chacha.S: ^
chacha.S: chacha.S:22:5: error: invalid operand
chacha.S: ...

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

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	amd64-ssse3

Compiler output

Implementation: amd64-ssse3
Security model: constbranchindex
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

chacha.S: chacha.S:6:17: error: unexpected token in '.section' directive
chacha.S: .section .rodata
chacha.S: ^
chacha.S: chacha.S:19:5: error: unknown token in expression
chacha.S: mov %rsp,%r11
chacha.S: ^
chacha.S: chacha.S:19:5: error: invalid operand
chacha.S: mov %rsp,%r11
chacha.S: ^
chacha.S: chacha.S:20:5: error: invalid token in expression
chacha.S: and $31,%r11
chacha.S: ^
chacha.S: chacha.S:20:5: error: invalid operand
chacha.S: and $31,%r11
chacha.S: ^
chacha.S: chacha.S:21:5: error: invalid token in expression
chacha.S: add $384,%r11
chacha.S: ^
chacha.S: chacha.S:21:5: error: invalid operand
chacha.S: add $384,%r11
chacha.S: ^
chacha.S: chacha.S:22:5: error: unknown token in expression
chacha.S: sub %r11,%rsp
chacha.S: ^
chacha.S: chacha.S:22:5: error: invalid operand
chacha.S: ...

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	amd64-ssse3
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	amd64-ssse3
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	amd64-ssse3
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	amd64-ssse3

Compiler output

Implementation: T:cryptopp
Security model: timingleaks
Compiler: g++ -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

stream.cpp: stream.cpp:1:10: fatal error: cryptopp/chacha.h: No such file or directory
stream.cpp: 1 | #include <cryptopp/chacha.h>
stream.cpp: | ^~~~~~~~~~~~~~~~~~~
stream.cpp: compilation terminated.

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

Compiler	Implementations
g++ -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:cryptopp
g++ -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:cryptopp
g++ -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:cryptopp
g++ -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	T:cryptopp

Compiler output

Implementation: dolbeau/arm-neon
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame

Number of similar (compiler,implementation) pairs: 2, namely:

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	dolbeau/arm-neon e/ref

Compiler output

Implementation: dolbeau/mipsel-msa
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
measure.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame

Number of similar (compiler,implementation) pairs: 3, namely:

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	dolbeau/mipsel-msa e/merged e/regs

Compiler output

Implementation: goll_gueron
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

stream.c: In file included from stream.c:11:
stream.c: In file included from /Library/Developer/CommandLineTools/usr/lib/clang/12.0.5/include/immintrin.h:15:
stream.c: /Library/Developer/CommandLineTools/usr/lib/clang/12.0.5/include/mmintrin.h:50:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
stream.c: return (__m64)__builtin_ia32_vec_init_v2si(__i, 0);
stream.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
stream.c: /Library/Developer/CommandLineTools/usr/lib/clang/12.0.5/include/mmintrin.h:129:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
stream.c: return (__m64)__builtin_ia32_packsswb((__v4hi)__m1, (__v4hi)__m2);
stream.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
stream.c: /Library/Developer/CommandLineTools/usr/lib/clang/12.0.5/include/mmintrin.h:159:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
stream.c: return (__m64)__builtin_ia32_packssdw((__v2si)__m1, (__v2si)__m2);
stream.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
stream.c: /Library/Developer/CommandLineTools/usr/lib/clang/12.0.5/include/mmintrin.h:189:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
stream.c: return (__m64)__builtin_ia32_packuswb((__v4hi)__m1, (__v4hi)__m2);
stream.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
stream.c: /Library/Developer/CommandLineTools/usr/lib/clang/12.0.5/include/mmintrin.h:216:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
stream.c: return (__m64)__builtin_ia32_punpckhbw((__v8qi)__m1, (__v8qi)__m2);
stream.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
stream.c: /Library/Developer/CommandLineTools/usr/lib/clang/12.0.5/include/mmintrin.h:239:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
stream.c: return (__m64)__builtin_ia32_punpckhwd((__v4hi)__m1, (__v4hi)__m2);
stream.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
stream.c: /Library/Developer/CommandLineTools/usr/lib/clang/12.0.5/include/mmintrin.h:260:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
stream.c: return (__m64)__builtin_ia32_punpckhdq((__v2si)__m1, (__v2si)__m2);
stream.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
stream.c: /Library/Developer/CommandLineTools/usr/lib/clang/12.0.5/include/mmintrin.h:287:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
stream.c: return (__m64)__builtin_ia32_punpcklbw((__v8qi)__m1, (__v8qi)__m2);
stream.c: ...

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

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

Compiler output

Implementation: goll_gueron
Security model: constbranchindex
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

stream.c: stream.c:11:10: fatal error: immintrin.h: No such file or directory
stream.c: 11 | #include <immintrin.h>
stream.c: | ^~~~~~~~~~~~~
stream.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	goll_gueron
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	goll_gueron
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	goll_gueron
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	goll_gueron

Compiler output

Implementation: krovetz/avx2
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

stream.c: In file included from stream.c:8:
stream.c: In file included from /Library/Developer/CommandLineTools/usr/lib/clang/12.0.5/include/immintrin.h:15:
stream.c: /Library/Developer/CommandLineTools/usr/lib/clang/12.0.5/include/mmintrin.h:50:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
stream.c: return (__m64)__builtin_ia32_vec_init_v2si(__i, 0);
stream.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
stream.c: /Library/Developer/CommandLineTools/usr/lib/clang/12.0.5/include/mmintrin.h:129:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
stream.c: return (__m64)__builtin_ia32_packsswb((__v4hi)__m1, (__v4hi)__m2);
stream.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
stream.c: /Library/Developer/CommandLineTools/usr/lib/clang/12.0.5/include/mmintrin.h:159:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
stream.c: return (__m64)__builtin_ia32_packssdw((__v2si)__m1, (__v2si)__m2);
stream.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
stream.c: /Library/Developer/CommandLineTools/usr/lib/clang/12.0.5/include/mmintrin.h:189:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
stream.c: return (__m64)__builtin_ia32_packuswb((__v4hi)__m1, (__v4hi)__m2);
stream.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
stream.c: /Library/Developer/CommandLineTools/usr/lib/clang/12.0.5/include/mmintrin.h:216:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
stream.c: return (__m64)__builtin_ia32_punpckhbw((__v8qi)__m1, (__v8qi)__m2);
stream.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
stream.c: /Library/Developer/CommandLineTools/usr/lib/clang/12.0.5/include/mmintrin.h:239:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
stream.c: return (__m64)__builtin_ia32_punpckhwd((__v4hi)__m1, (__v4hi)__m2);
stream.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
stream.c: /Library/Developer/CommandLineTools/usr/lib/clang/12.0.5/include/mmintrin.h:260:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
stream.c: return (__m64)__builtin_ia32_punpckhdq((__v2si)__m1, (__v2si)__m2);
stream.c: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
stream.c: /Library/Developer/CommandLineTools/usr/lib/clang/12.0.5/include/mmintrin.h:287:12: error: invalid conversion between vector type '__m64' (vector of 1 'long long' value) and integer type 'int' of different size
stream.c: return (__m64)__builtin_ia32_punpcklbw((__v8qi)__m1, (__v8qi)__m2);
stream.c: ...

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

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	krovetz/avx2

Compiler output

Implementation: krovetz/avx2
Security model: constbranchindex
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

stream.c: stream.c:8:10: fatal error: immintrin.h: No such file or directory
stream.c: 8 | #include <immintrin.h>
stream.c: | ^~~~~~~~~~~~~
stream.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	krovetz/avx2
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	krovetz/avx2
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	krovetz/avx2
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	krovetz/avx2

Compiler output

Implementation: krovetz/vec128
Security model: constbranchindex
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/kernelrandombytes.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: object file (/Users/djb/supercop-20210529/supercop-data/minimac/aarch64/lib/cpucycles.o) was built for newer macOS version (11.3) than being linked (11.0)
try.c: ld: warning: could not create compact unwind for _init: registers 21 and 22 not saved contiguously in frame

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

Compiler	Implementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	krovetz/vec128

Compiler output

Implementation: krovetz/vec128
Security model: constbranchindex
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

stream.c: stream.c:80:2: error: #error -- Implementation supports only machines with neon, altivec or SSE2
stream.c: 80 | #error -- Implementation supports only machines with neon, altivec or SSE2
stream.c: | ^~~~~
stream.c: stream.c: In function 'crypto_stream_chacha12_krovetz_vec128_constbranchindex_xor':
stream.c: stream.c:151:14: warning: implicit declaration of function 'NONCE' [-Wimplicit-function-declaration]
stream.c: 151 | vec s3 = NONCE(np);
stream.c: | ^~~~~
stream.c: stream.c:151:14: error: incompatible types when initializing type 'vec' {aka '__vector(4) unsigned int'} using type 'int'
stream.c: stream.c:91:19: error: 'VBPI' undeclared (first use in this function); did you mean 'BPI'?
stream.c: 91 | #define BPI (VBPI + GPR_TOO) /* Blocks computed per loop iteration */
stream.c: | ^~~~
stream.c: stream.c:152:36: note: in expansion of macro 'BPI'
stream.c: 152 | for (iters = 0; iters < inlen/(BPI*64); iters++) {
stream.c: | ^~~
stream.c: stream.c:91:19: note: each undeclared identifier is reported only once for each function it appears in
stream.c: 91 | #define BPI (VBPI + GPR_TOO) /* Blocks computed per loop iteration */
stream.c: | ^~~~
stream.c: stream.c:152:36: note: in expansion of macro 'BPI'
stream.c: 152 | for (iters = 0; iters < inlen/(BPI*64); iters++) {
stream.c: | ^~~
stream.c: stream.c:91:26: error: 'GPR_TOO' undeclared (first use in this function)
stream.c: 91 | #define BPI (VBPI + GPR_TOO) /* Blocks computed per loop iteration */
stream.c: | ^~~~~~~
stream.c: stream.c:152:36: note: in expansion of macro 'BPI'
stream.c: 152 | for (iters = 0; iters < inlen/(BPI*64); iters++) {
stream.c: ...

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

Compiler	Implementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	krovetz/vec128
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	krovetz/vec128
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	krovetz/vec128
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	krovetz/vec128