Implementation notes: riscv64, hifiveunleashedriscv, crypto_hash/fugue2

Computer: hifiveunleashedriscv
Architecture: riscv64
CPU ID: unknown CPU ID
SUPERCOP version: 20191221
Operation: crypto_hash
Primitive: fugue2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
103480	53692 0 0	59630 720 728	`cop_opt32`	`gcc_-march=rv64gc_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191230	20191221
105174	59110 0 0	65326 736 728	`cop_opt32`	`gcc_-march=rv64gc_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191230	20191221
110646	56620 0 0	64332 736 728	`cop_opt32`	`gcc_-march=rv64gc_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191230	20191221
110778	56128 0 0	62432 736 728	`cop_opt32`	`gcc_-march=rv64gc_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20191230	20191221

Compiler output

Implementation: cop_opt32
Security model: unknown
Compiler: gcc -march=rv64gc -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE

hash.c: In file included from aestab.h:4,
hash.c: from fugue_256_code.h:13,
hash.c: from hash.c:7:
hash.c: hash.c: In function 'crypto_hash_fugue2_cop_opt32':
hash.c: aestab_t.h:19:26: warning: result of '1064582334 << 24' requires 55 bits to represent, but 'int' only has 32 bits [-Wshift-overflow=]
hash.c: 19 | #define HO2BE_4(_x) ((_x<<24)|((_x<<8)&0xff0000)|((_x>>8)&0xff00)|(_x>>24))
hash.c: | ^~
hash.c: hash.c:33:28: note: in expansion of macro 'HO2BE_4'
hash.c: 33 | HO2BE_4(0xa6de572c), HO2BE_4(0x3f743cbe), HO2BE_4(0x4105b317), HO2BE_4(0x4580a1c6)};
hash.c: | ^~~~~~~
hash.c: aestab_t.h:19:36: warning: result of '1064582334 << 8' requires 39 bits to represent, but 'int' only has 32 bits [-Wshift-overflow=]
hash.c: 19 | #define HO2BE_4(_x) ((_x<<24)|((_x<<8)&0xff0000)|((_x>>8)&0xff00)|(_x>>24))
hash.c: | ^~
hash.c: hash.c:33:28: note: in expansion of macro 'HO2BE_4'
hash.c: 33 | HO2BE_4(0xa6de572c), HO2BE_4(0x3f743cbe), HO2BE_4(0x4105b317), HO2BE_4(0x4580a1c6)};
hash.c: | ^~~~~~~
hash.c: aestab_t.h:19:26: warning: result of '1090892567 << 24' requires 56 bits to represent, but 'int' only has 32 bits [-Wshift-overflow=]
hash.c: 19 | #define HO2BE_4(_x) ((_x<<24)|((_x<<8)&0xff0000)|((_x>>8)&0xff00)|(_x>>24))
hash.c: | ^~
hash.c: hash.c:33:49: note: in expansion of macro 'HO2BE_4'
hash.c: 33 | HO2BE_4(0xa6de572c), HO2BE_4(0x3f743cbe), HO2BE_4(0x4105b317), HO2BE_4(0x4580a1c6)};
hash.c: | ^~~~~~~
hash.c: aestab_t.h:19:36: warning: result of '1090892567 << 8' requires 40 bits to represent, but 'int' only has 32 bits [-Wshift-overflow=]
hash.c: 19 | #define HO2BE_4(_x) ((_x<<24)|((_x<<8)&0xff0000)|((_x>>8)&0xff00)|(_x>>24))
hash.c: | ^~
hash.c: ...

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

Compiler	Implementations
gcc -march=rv64gc -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE	cop_opt32
gcc -march=rv64gc -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE	cop_opt32
gcc -march=rv64gc -O -fomit-frame-pointer -fwrapv -fPIC -fPIE	cop_opt32
gcc -march=rv64gc -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE	cop_opt32