Implementation notes: amd64, cel02, crypto_kem/ntruhrss701

Computer: cel02
Architecture: amd64
CPU ID: GenuineIntel-00050657-bfebfbff
SUPERCOP version: 20201130
Operation: crypto_kem
Primitive: ntruhrss701

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
111698	133736 67296 0	197578 68112 1576	`avx2`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20201211	20201130
125388	138805 67296 0	205493 68136 1640	`avx2`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20201211	20201130
151368	130158 67296 0	193221 68136 1608	`avx2`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20201211	20201130
154406	129447 67296 0	191420 68104 1576	`avx2`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20201211	20201130
154904	130260 67296 0	193805 68136 1608	`avx2`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20201211	20201130
158322	129909 67296 0	191717 68128 1576	`avx2`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20201211	20201130
8708030	6265 0 0	58052 800 1576	`ref`	`clang_-march=native_-Os_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20201211	20201130
9638906	7158 0 0	60581 832 1608	`ref`	`gcc_-march=native_-mtune=native_-O2_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20201211	20201130
9736024	24449 0 0	81103 840 1640	`ref`	`gcc_-march=native_-mtune=native_-O3_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20201211	20201130
9758296	6815 0 0	59733 832 1608	`ref`	`gcc_-march=native_-mtune=native_-O_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20201211	20201130
9828634	16643 0 0	70282 808 1576	`ref`	`clang_-mcpu=native_-O3_-fomit-frame-pointer_-fwrapv_-Qunused-arguments_-fPIC_-fPIE`	20201211	20201130
12319794	6287 0 0	57965 824 1576	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv_-fPIC_-fPIE`	20201211	20201130

Compiler output

Implementation: avx2
Security model: constbranchindex
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

cmov.c: fatal error: error in backend: Cannot select: 0x55b6dd303ff0: v64i8 = X86ISD::VBROADCAST 0x55b6dd305350
cmov.c: 0x55b6dd305350: i8,ch = CopyFromReg 0x55b6dd270e10, Register:i8 %vreg0
cmov.c: 0x55b6dd305480: i8 = Register %vreg0
cmov.c: In function: crypto_kem_ntruhrss701_avx2_constbranchindex_cmov
cmov.c: clang: error: clang frontend command failed with exit code 70 (use -v to see invocation)
cmov.c: clang version 3.8.1-24 (tags/RELEASE_381/final)
cmov.c: Target: x86_64-pc-linux-gnu
cmov.c: Thread model: posix
cmov.c: InstalledDir: /usr/bin
cmov.c: clang: note: diagnostic msg: PLEASE submit a bug report to http://llvm.org/bugs/ and include the crash backtrace, preprocessed source, and associated run script.
cmov.c: clang: note: diagnostic msg:
cmov.c: ********************
cmov.c:
cmov.c: PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
cmov.c: Preprocessed source(s) and associated run script(s) are located at:
cmov.c: clang: note: diagnostic msg: /tmp/cmov-6ac67a.c
cmov.c: clang: note: diagnostic msg: /tmp/cmov-6ac67a.sh
cmov.c: clang: note: diagnostic msg:
cmov.c:
cmov.c: ********************

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

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2

Compiler output

Implementation: avx2
Security model: constbranchindex
Compiler: clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

cmov.c: fatal error: error in backend: Cannot select: 0x563fe5217620: v64i8 = X86ISD::VBROADCAST 0x563fe5218980
cmov.c: 0x563fe5218980: i8,ch = CopyFromReg 0x563fe5183f00, Register:i8 %vreg0
cmov.c: 0x563fe5218ab0: i8 = Register %vreg0
cmov.c: In function: crypto_kem_ntruhrss701_avx2_constbranchindex_cmov
cmov.c: clang: error: clang frontend command failed with exit code 70 (use -v to see invocation)
cmov.c: clang version 3.8.1-24 (tags/RELEASE_381/final)
cmov.c: Target: x86_64-pc-linux-gnu
cmov.c: Thread model: posix
cmov.c: InstalledDir: /usr/bin
cmov.c: clang: note: diagnostic msg: PLEASE submit a bug report to http://llvm.org/bugs/ and include the crash backtrace, preprocessed source, and associated run script.
cmov.c: clang: note: diagnostic msg:
cmov.c: ********************
cmov.c:
cmov.c: PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
cmov.c: Preprocessed source(s) and associated run script(s) are located at:
cmov.c: clang: note: diagnostic msg: /tmp/cmov-fb80b6.c
cmov.c: clang: note: diagnostic msg: /tmp/cmov-fb80b6.sh
cmov.c: clang: note: diagnostic msg:
cmov.c:
cmov.c: ********************

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

Compiler	Implementations
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2

Compiler output

Implementation: avx2
Security model: constbranchindex
Compiler: clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

cmov.c: fatal error: error in backend: Cannot select: 0x560744517520: v64i8 = X86ISD::VBROADCAST 0x560744518070
cmov.c: 0x560744518070: i8,ch = CopyFromReg 0x560744482e10, Register:i8 %vreg0
cmov.c: 0x5607445181a0: i8 = Register %vreg0
cmov.c: In function: crypto_kem_ntruhrss701_avx2_constbranchindex_cmov
cmov.c: clang: error: clang frontend command failed with exit code 70 (use -v to see invocation)
cmov.c: clang version 3.8.1-24 (tags/RELEASE_381/final)
cmov.c: Target: x86_64-pc-linux-gnu
cmov.c: Thread model: posix
cmov.c: InstalledDir: /usr/bin
cmov.c: clang: note: diagnostic msg: PLEASE submit a bug report to http://llvm.org/bugs/ and include the crash backtrace, preprocessed source, and associated run script.
cmov.c: clang: note: diagnostic msg:
cmov.c: ********************
cmov.c:
cmov.c: PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
cmov.c: Preprocessed source(s) and associated run script(s) are located at:
cmov.c: clang: note: diagnostic msg: /tmp/cmov-afa50e.c
cmov.c: clang: note: diagnostic msg: /tmp/cmov-afa50e.sh
cmov.c: clang: note: diagnostic msg:
cmov.c:
cmov.c: ********************

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

Compiler	Implementations
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	avx2

Compiler output

Implementation: ref
Security model: constbranchindex
Compiler: clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

cmov.c: fatal error: error in backend: Cannot select: 0x55ae68eb1440: v64i8 = X86ISD::VBROADCAST 0x55ae68e9dc30
cmov.c: 0x55ae68e9dc30: i8,ch = CopyFromReg 0x55ae68e1ae60, Register:i8 %vreg0
cmov.c: 0x55ae68e9dd60: i8 = Register %vreg0
cmov.c: In function: crypto_kem_ntruhrss701_ref_constbranchindex_cmov
cmov.c: clang: error: clang frontend command failed with exit code 70 (use -v to see invocation)
cmov.c: clang version 3.8.1-24 (tags/RELEASE_381/final)
cmov.c: Target: x86_64-pc-linux-gnu
cmov.c: Thread model: posix
cmov.c: InstalledDir: /usr/bin
cmov.c: clang: note: diagnostic msg: PLEASE submit a bug report to http://llvm.org/bugs/ and include the crash backtrace, preprocessed source, and associated run script.
cmov.c: clang: note: diagnostic msg:
cmov.c: ********************
cmov.c:
cmov.c: PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
cmov.c: Preprocessed source(s) and associated run script(s) are located at:
cmov.c: clang: note: diagnostic msg: /tmp/cmov-7c51be.c
cmov.c: clang: note: diagnostic msg: /tmp/cmov-7c51be.sh
cmov.c: clang: note: diagnostic msg:
cmov.c:
cmov.c: ********************

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

Compiler	Implementations
clang -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	ref

Compiler output

Implementation: ref
Security model: constbranchindex
Compiler: clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

cmov.c: fatal error: error in backend: Cannot select: 0x55e997c71630: v64i8 = X86ISD::VBROADCAST 0x55e997c72990
cmov.c: 0x55e997c72990: i8,ch = CopyFromReg 0x55e997beaf00, Register:i8 %vreg0
cmov.c: 0x55e997c72ac0: i8 = Register %vreg0
cmov.c: In function: crypto_kem_ntruhrss701_ref_constbranchindex_cmov
cmov.c: clang: error: clang frontend command failed with exit code 70 (use -v to see invocation)
cmov.c: clang version 3.8.1-24 (tags/RELEASE_381/final)
cmov.c: Target: x86_64-pc-linux-gnu
cmov.c: Thread model: posix
cmov.c: InstalledDir: /usr/bin
cmov.c: clang: note: diagnostic msg: PLEASE submit a bug report to http://llvm.org/bugs/ and include the crash backtrace, preprocessed source, and associated run script.
cmov.c: clang: note: diagnostic msg:
cmov.c: ********************
cmov.c:
cmov.c: PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
cmov.c: Preprocessed source(s) and associated run script(s) are located at:
cmov.c: clang: note: diagnostic msg: /tmp/cmov-61edf4.c
cmov.c: clang: note: diagnostic msg: /tmp/cmov-61edf4.sh
cmov.c: clang: note: diagnostic msg:
cmov.c:
cmov.c: ********************

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

Compiler	Implementations
clang -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	ref

Compiler output

Implementation: ref
Security model: constbranchindex
Compiler: clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE

cmov.c: fatal error: error in backend: Cannot select: 0x55c5644e3f30: v64i8 = X86ISD::VBROADCAST 0x55c5644e5290
cmov.c: 0x55c5644e5290: i8,ch = CopyFromReg 0x55c56444fe70, Register:i8 %vreg0
cmov.c: 0x55c5644e53c0: i8 = Register %vreg0
cmov.c: In function: crypto_kem_ntruhrss701_ref_constbranchindex_cmov
cmov.c: clang: error: clang frontend command failed with exit code 70 (use -v to see invocation)
cmov.c: clang version 3.8.1-24 (tags/RELEASE_381/final)
cmov.c: Target: x86_64-pc-linux-gnu
cmov.c: Thread model: posix
cmov.c: InstalledDir: /usr/bin
cmov.c: clang: note: diagnostic msg: PLEASE submit a bug report to http://llvm.org/bugs/ and include the crash backtrace, preprocessed source, and associated run script.
cmov.c: clang: note: diagnostic msg:
cmov.c: ********************
cmov.c:
cmov.c: PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
cmov.c: Preprocessed source(s) and associated run script(s) are located at:
cmov.c: clang: note: diagnostic msg: /tmp/cmov-c2c1db.c
cmov.c: clang: note: diagnostic msg: /tmp/cmov-c2c1db.sh
cmov.c: clang: note: diagnostic msg:
cmov.c:
cmov.c: ********************

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

Compiler	Implementations
clang -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE	ref