Implementation notes: amd64, saber214, crypto_verify/127vartime

Computer: saber214
Microarchitecture: amd64; Bulldozer (600f20)
Architecture: amd64
CPU ID: AuthenticAMD-00600f20-1789c3f5
SUPERCOP version: 20240625
Operation: crypto_verify
Primitive: 127vartime

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
92	65 0 0	13412 816 712	`T!!!ref`	`clang_-march=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
94	107 0 0	12206 776 768	`ref`	`gcc_-march=native_-mtune=native_-O3_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
94	101 0 0	9425 752 736	`T!!!ref`	`gcc_-march=native_-mtune=native_-Os_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
95	107 0 0	10742 776 768	`ref`	`gcc_-march=native_-mtune=native_-O2_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
97	65 0 0	11004 816 712	`T!!!ref`	`clang_-march=native_-O2_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
97	65 0 0	9358 808 712	`T!!!ref`	`clang_-march=native_-Os_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
97	65 0 0	12148 816 712	`T!!!ref`	`clang_-mcpu=native_-O3_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
98	65 0 0	9764 816 712	`T!!!ref`	`clang_-march=native_-O_-fwrapv_-Qunused-arguments_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625
100	107 0 0	10517 768 768	`ref`	`gcc_-march=native_-mtune=native_-O_-fwrapv_-fPIC_-fPIE_-gdwarf-4_-Wall`	20240626	20240625

Failed TIMECOP

Conditional jump or move depends on uninitialised value(s)
   at 0x...: __memcmp_sse4_1 (in /usr/libexec/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x...: crypto_verify_127vartime_ref_constbranchindex (verify.c:6)
   by 0x...: check (try.c:63)
   by 0x...: test (try.c:84)
   by 0x...: main (try-anything.c:345)
 Uninitialised value was created by a client request
   at 0x...: poison (try-anything.c:281)
   by 0x...: check (try.c:62)
   by 0x...: test (try.c:84)
   by 0x...: main (try-anything.c:345)

Conditional jump or move depends on uninitialised value(s)
   at 0x...: __memcmp_sse4_1 (in /usr/libexec/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x...: crypto_verify_127vartime_ref_constbranchindex (verify.c:6)
   by 0x...: check (try.c:63)
   by 0x...: test (try.c:86)
   by 0x...: main (try-anything.c:345)
 Uninitialised value was created by a client request
   at 0x...: poison (try-anything.c:281)
   by 0x...: check (try.c:62)
   by 0x...: test (try.c:86)
   by 0x...: main (try-anything.c:345)

Conditional jump or move depends on uninitialised value(s)
   at 0x...: __memcmp_sse4_1 (in /usr/libexec/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x...: crypto_verify_127vartime_ref_constbranchindex (verify.c:6)
   by 0x...: check (try.c:63)
   by 0x...: test (try.c:88)
   by 0x...: main (try-anything.c:345)
 Uninitialised value was created by a client request
   at 0x...: poison (try-anything.c:281)
   by 0x...: check (try.c:62)
   by 0x...: test (try.c:88)
   by 0x...: main (try-anything.c:345)

Conditional jump or move depends on uninitialised value(s)
   at 0x...: __memcmp_sse4_1 (in /usr/libexec/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x...: crypto_verify_127vartime_ref_constbranchindex (verify.c:6)
   by 0x...: check (try.c:63)
   by 0x...: test (try.c:90)
   by 0x...: main (try-anything.c:345)
 Uninitialised value was created by a client request
   at 0x...: poison (try-anything.c:281)
   by 0x...: check (try.c:62)
   by 0x...: test (try.c:90)
   by 0x...: main (try-anything.c:345)

Conditional jump or move depends on uninitialised value(s)
   at 0x...: __memcmp_sse4_1 (in /usr/libexec/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x...: crypto_verify_127vartime_ref_constbranchindex (verify.c:6)
   by 0x...: check (try.c:63)
   by 0x...: test (try.c:92)
   by 0x...: main (try-anything.c:345)
 Uninitialised value was created by a client request
   at 0x...: poison (try-anything.c:281)
   by 0x...: check (try.c:62)
   by 0x...: test (try.c:92)
   by 0x...: main (try-anything.c:345)

Number of similar (implementation,compiler) pairs: 6, namely:

Implementation	Compiler
`ref`	`clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`ref`	`clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`ref`	`clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`ref`	`clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`ref`	`clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Ubuntu_Clang_14.0.0)`
`ref`	`gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`

TIMECOP error (can be valgrind bug)

Conditional jump or move depends on uninitialised value(s)
   at 0x...: __memcmp_sse4_1 (in /usr/libexec/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x...: crypto_verify_127vartime_ref_constbranchindex (verify.c:6)
   by 0x...: check (try.c:63)
   by 0x...: test (try.c:84)
   by 0x...: main (try-anything.c:345)
 Uninitialised value was created by a client request
   at 0x...: poison (try-anything.c:281)
   by 0x...: check (try.c:62)
   by 0x...: test (try.c:84)
   by 0x...: main (try-anything.c:345)


Process terminating with default action of signal 4 (SIGILL)
 Illegal opcode at address 0x1097A5
   at 0x...: memcpy (string_fortified.h:29)
   by 0x...: test (try.c:85)
   by 0x...: main (try-anything.c:345)

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

Implementation	Compiler
`ref`	`gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`
`ref`	`gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`

TIMECOP error (can be valgrind bug)

Conditional jump or move depends on uninitialised value(s)
   at 0x...: __memcmp_sse4_1 (in /usr/libexec/valgrind/vgpreload_memcheck-amd64-linux.so)
   by 0x...: crypto_verify_127vartime_ref_constbranchindex (verify.c:6)
   by 0x...: check (try.c:63)
   by 0x...: test (try.c:84)
   by 0x...: main (try-anything.c:345)
 Uninitialised value was created by a client request
   at 0x...: poison (try-anything.c:281)
   by 0x...: check (try.c:62)
   by 0x...: test (try.c:84)
   by 0x...: main (try-anything.c:345)


Process terminating with default action of signal 4 (SIGILL)
 Illegal opcode at address 0x1095C2
   at 0x...: memcpy (string_fortified.h:29)
   by 0x...: test (try.c:85)
   by 0x...: main (try-anything.c:345)

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

Implementation	Compiler
`ref`	`gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (11.4.0)`