Implementation notes: amd64, h6sandy, crypto_aead/isapxv20

Computer: h6sandy
Microarchitecture: amd64; Sandy Bridge (206a7)
Architecture: amd64
CPU ID: GenuineIntel-000206a7-bfebfbff
SUPERCOP version: 20240625
Operation: crypto_aead
Primitive: isapxv20
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
16680629611 0 023501 860 1024T:refclang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062720240625
20661549879 0 024925 860 1024T:refclang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062720240625
21460889175 0 022261 860 1024T:refclang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062720240625
109277136586 0 018957 860 1024T:refclang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062720240625
127695636562 0 020189 812 1088T:refgcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062720240625
189736886685 0 018397 844 1024T:refclang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall2024062720240625
193290606576 0 019996 804 1088T:refgcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062720240625
246356365546 0 017800 788 1056T:refgcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall2024062720240625

Compiler output


isap.c: isap.c: In function 'isap_rk':
isap.c: isap.c:25:9: warning: 'state' may be used uninitialized [-Wmaybe-uninitialized]
isap.c:    25 |         Permutation_Initialize(state);
isap.c:       |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
isap.c: In file included from isap.c:5:
isap.c: permutation.h:4:6: note: by argument 1 of type 'const void *' to 'Permutation_Initialize' declared here
isap.c:     4 | void Permutation_Initialize(
isap.c:       |      ^~~~~~~~~~~~~~~~~~~~~~
isap.c: isap.c:24:23: note: 'state' declared here
isap.c:    24 |         unsigned char state[ISAP_STATE_SZ];
isap.c:       |                       ^~~~~
isap.c: isap.c: In function 'isap_mac':
isap.c: isap.c:59:9: warning: 'state' may be used uninitialized [-Wmaybe-uninitialized]
isap.c:    59 |         Permutation_Initialize(state);
isap.c:       |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
isap.c: In file included from isap.c:5:
isap.c: permutation.h:4:6: note: by argument 1 of type 'const void *' to 'Permutation_Initialize' declared here
isap.c:     4 | void Permutation_Initialize(
isap.c:       |      ^~~~~~~~~~~~~~~~~~~~~~
isap.c: isap.c:58:23: note: 'state' declared here
isap.c:    58 |         unsigned char state[ISAP_STATE_SZ];
isap.c:       |                       ^~~~~

Number of similar (implementation,compiler) pairs: 3, namely:
ImplementationCompiler
T:refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)
T:refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)

Compiler output


isap.c: isap.c: In function 'isap_rk.constprop':
isap.c: isap.c:25:9: warning: 'state' may be used uninitialized [-Wmaybe-uninitialized]
isap.c:    25 |         Permutation_Initialize(state);
isap.c:       |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
isap.c: In file included from isap.c:5:
isap.c: permutation.h:4:6: note: by argument 1 of type 'const void *' to 'Permutation_Initialize' declared here
isap.c:     4 | void Permutation_Initialize(
isap.c:       |      ^~~~~~~~~~~~~~~~~~~~~~
isap.c: isap.c:24:23: note: 'state' declared here
isap.c:    24 |         unsigned char state[ISAP_STATE_SZ];
isap.c:       |                       ^~~~~
isap.c: isap.c: In function 'isap_rk':
isap.c: isap.c:25:9: warning: 'state' may be used uninitialized [-Wmaybe-uninitialized]
isap.c:    25 |         Permutation_Initialize(state);
isap.c:       |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
isap.c: In file included from isap.c:5:
isap.c: permutation.h:4:6: note: by argument 1 of type 'const void *' to 'Permutation_Initialize' declared here
isap.c:     4 | void Permutation_Initialize(
isap.c:       |      ^~~~~~~~~~~~~~~~~~~~~~
isap.c: isap.c:24:23: note: 'state' declared here
isap.c:    24 |         unsigned char state[ISAP_STATE_SZ];
isap.c:       |                       ^~~~~
isap.c: isap.c: In function 'isap_mac':
isap.c: isap.c:59:9: warning: 'state' may be used uninitialized [-Wmaybe-uninitialized]
isap.c:    59 |         Permutation_Initialize(state);
isap.c: ...

Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)