Implementation notes: aarch64, gcc116, crypto_dh/ed448goldilocks

Computer: gcc116
Architecture: aarch64
CPU ID: unknown CPU ID
SUPERCOP version: 20171218
Operation: crypto_dh
Primitive: ed448goldilocks

Checksum failure

Implementation: crypto_dh/ed448goldilocks/64
Compiler: cc

e21a908e50081483c253fed14699efd1f77499d42c3c6fcf08607b884bbfaad3

Number of similar (compiler,implementation) pairs: 19, namely:

Compiler	Implementations
cc	64
gcc	64
gcc -O2 -fomit-frame-pointer	64
gcc -O3 -fomit-frame-pointer	64
gcc -O -fomit-frame-pointer	64
gcc -Os -fomit-frame-pointer	64
gcc -fno-schedule-insns -O2 -fomit-frame-pointer	64
gcc -fno-schedule-insns -O3 -fomit-frame-pointer	64
gcc -fno-schedule-insns -O -fomit-frame-pointer	64
gcc -fno-schedule-insns -Os -fomit-frame-pointer	64
gcc -funroll-loops	64
gcc -funroll-loops -O2 -fomit-frame-pointer	64
gcc -funroll-loops -O3 -fomit-frame-pointer	64
gcc -funroll-loops -O -fomit-frame-pointer	64
gcc -funroll-loops -Os -fomit-frame-pointer	64
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer	64
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer	64
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer	64
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer	64

Test failure

Implementation: crypto_dh/ed448goldilocks/32
Compiler: cc

error 111
crypto_dh returns nonzero

Number of similar (compiler,implementation) pairs: 34, namely:

Compiler	Implementations
cc	32 arm32
gcc	32 arm32
gcc -O2 -fomit-frame-pointer	32 arm32
gcc -O -fomit-frame-pointer	32 arm32
gcc -Os -fomit-frame-pointer	32 arm32
gcc -fno-schedule-insns -O2 -fomit-frame-pointer	32 arm32
gcc -fno-schedule-insns -O3 -fomit-frame-pointer	32 arm32
gcc -fno-schedule-insns -O -fomit-frame-pointer	32 arm32
gcc -fno-schedule-insns -Os -fomit-frame-pointer	32 arm32
gcc -funroll-loops	32 arm32
gcc -funroll-loops -O2 -fomit-frame-pointer	32 arm32
gcc -funroll-loops -O -fomit-frame-pointer	32 arm32
gcc -funroll-loops -Os -fomit-frame-pointer	32 arm32
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer	32 arm32
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer	32 arm32
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer	32 arm32
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer	32 arm32

Test failure

Implementation: crypto_dh/ed448goldilocks/32
Compiler: gcc -O3 -fomit-frame-pointer

error 111
crypto_dh not associative

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

Compiler	Implementations
gcc -O3 -fomit-frame-pointer	32 arm32
gcc -funroll-loops -O3 -fomit-frame-pointer	32 arm32

Compiler output

Implementation: crypto_dh/ed448goldilocks/amd64
Compiler: cc

p448.c: In file included from p448.c:6:0:
p448.c: x86-64-arith.h: In function 'widemul':
p448.c: x86-64-arith.h:17:3: error: impossible constraint in 'asm'
p448.c: __asm__ volatile
p448.c: ^
p448.c: x86-64-arith.h: In function 'mac':
p448.c: x86-64-arith.h:94:3: error: unknown register name 'rdx' in 'asm'
p448.c: __asm__ volatile
p448.c: ^
p448.c: x86-64-arith.h:94:3: error: unknown register name 'rax' in 'asm'
p448.c: x86-64-arith.h: In function 'mac_rm':
p448.c: x86-64-arith.h:153:3: error: unknown register name 'rdx' in 'asm'
p448.c: __asm__ volatile
p448.c: ^
p448.c: x86-64-arith.h:153:3: error: unknown register name 'rax' in 'asm'
p448.c: x86-64-arith.h: In function 'mac2':
p448.c: x86-64-arith.h:181:3: error: unknown register name 'rdx' in 'asm'
p448.c: __asm__ volatile
p448.c: ^
p448.c: x86-64-arith.h:181:3: error: unknown register name 'rax' in 'asm'
p448.c: x86-64-arith.h: In function 'msb':
p448.c: x86-64-arith.h:208:3: error: unknown register name 'rdx' in 'asm'
p448.c: __asm__ volatile
p448.c: ^
p448.c: x86-64-arith.h:208:3: error: unknown register name 'rax' in 'asm'
p448.c: ...

Number of similar (compiler,implementation) pairs: 7, namely:

Compiler	Implementations
cc	amd64
gcc	amd64
gcc -Os -fomit-frame-pointer	amd64
gcc -fno-schedule-insns -Os -fomit-frame-pointer	amd64
gcc -funroll-loops	amd64
gcc -funroll-loops -Os -fomit-frame-pointer	amd64
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer	amd64

Compiler output

Implementation: crypto_dh/ed448goldilocks/amd64
Compiler: gcc -O2 -fomit-frame-pointer

p448.c: In file included from p448.c:6:0:
p448.c: x86-64-arith.h: In function 'p448_mul':
p448.c: x86-64-arith.h:94:3: error: unknown register name 'rdx' in 'asm'
p448.c: __asm__ volatile
p448.c: ^
p448.c: x86-64-arith.h:94:3: error: unknown register name 'rax' in 'asm'
p448.c: x86-64-arith.h:94:3: error: unknown register name 'rdx' in 'asm'
p448.c: __asm__ volatile
p448.c: ^
p448.c: x86-64-arith.h:94:3: error: unknown register name 'rax' in 'asm'
p448.c: x86-64-arith.h:94:3: error: unknown register name 'rdx' in 'asm'
p448.c: __asm__ volatile
p448.c: ^
p448.c: x86-64-arith.h:94:3: error: unknown register name 'rax' in 'asm'
p448.c: x86-64-arith.h:94:3: error: unknown register name 'rdx' in 'asm'
p448.c: __asm__ volatile
p448.c: ^
p448.c: x86-64-arith.h:94:3: error: unknown register name 'rax' in 'asm'
p448.c: x86-64-arith.h:94:3: error: unknown register name 'rdx' in 'asm'
p448.c: __asm__ volatile
p448.c: ^
p448.c: x86-64-arith.h:94:3: error: unknown register name 'rax' in 'asm'
p448.c: x86-64-arith.h:94:3: error: unknown register name 'rdx' in 'asm'
p448.c: __asm__ volatile
p448.c: ^
p448.c: ...

Number of similar (compiler,implementation) pairs: 12, namely:

Compiler	Implementations
gcc -O2 -fomit-frame-pointer	amd64
gcc -O3 -fomit-frame-pointer	amd64
gcc -O -fomit-frame-pointer	amd64
gcc -fno-schedule-insns -O2 -fomit-frame-pointer	amd64
gcc -fno-schedule-insns -O3 -fomit-frame-pointer	amd64
gcc -fno-schedule-insns -O -fomit-frame-pointer	amd64
gcc -funroll-loops -O2 -fomit-frame-pointer	amd64
gcc -funroll-loops -O3 -fomit-frame-pointer	amd64
gcc -funroll-loops -O -fomit-frame-pointer	amd64
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer	amd64
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer	amd64
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer	amd64