Implementation notes: armeabi, berry2, crypto_dh/ed521gs

Computer: berry2
Architecture: armeabi
CPU ID: unknown CPU ID
SUPERCOP version: 20191221
Operation: crypto_dh
Primitive: ed521gs

Compiler output

Implementation: crypto_dh/ed521gs/ref
Compiler: clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
dh.c: dh.c:19:9: error: __int128 is not supported on this target
dh.c: typedef __int128 type128;
dh.c: ^
dh.c: 1 error generated.

Number of similar (compiler,implementation) pairs: 1, namely:
CompilerImplementations
clang -mcpu=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE ref

Compiler output

Implementation: crypto_dh/ed521gs/ref
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE
dh.c: dh.c:19:9: error: '__int128' is not supported on this target
dh.c: typedef __int128 type128;
dh.c: ^~~~~~~~
dh.c: dh.c: In function 'gmuli':
dh.c: dh.c:160:22: warning: right shift count >= width of type [-Wshift-count-overflow]
dh.c: t=(type128)w[1]*i+(t>>58);
dh.c: ^~
dh.c: dh.c:163:22: warning: right shift count >= width of type [-Wshift-count-overflow]
dh.c: t=(type128)w[2]*i+(t>>58);
dh.c: ^~
dh.c: dh.c:166:22: warning: right shift count >= width of type [-Wshift-count-overflow]
dh.c: t=(type128)w[3]*i+(t>>58);
dh.c: ^~
dh.c: dh.c:169:22: warning: right shift count >= width of type [-Wshift-count-overflow]
dh.c: t=(type128)w[4]*i+(t>>58);
dh.c: ^~
dh.c: dh.c:172:22: warning: right shift count >= width of type [-Wshift-count-overflow]
dh.c: t=(type128)w[5]*i+(t>>58);
dh.c: ^~
dh.c: dh.c:175:22: warning: right shift count >= width of type [-Wshift-count-overflow]
dh.c: t=(type128)w[6]*i+(t>>58);
dh.c: ^~
dh.c: dh.c:178:22: warning: right shift count >= width of type [-Wshift-count-overflow]
dh.c: t=(type128)w[7]*i+(t>>58);
dh.c: ^~
dh.c: ...

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE ref
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE ref
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE ref
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE ref