[PATCH] crypto: aegis128: Add RISC-V vector SIMD implementation
kernel test robot
lkp at intel.com
Wed Jan 21 09:50:11 PST 2026
Hi Chunyan,
kernel test robot noticed the following build errors:
[auto build test ERROR on herbert-cryptodev-2.6/master]
[also build test ERROR on herbert-crypto-2.6/master linus/master v6.19-rc6 next-20260120]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Chunyan-Zhang/crypto-aegis128-Add-RISC-V-vector-SIMD-implementation/20260121-184354
base: https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master
patch link: https://lore.kernel.org/r/20260121101923.64657-1-zhangchunyan%40iscas.ac.cn
patch subject: [PATCH] crypto: aegis128: Add RISC-V vector SIMD implementation
config: riscv-randconfig-001-20260121 (https://download.01.org/0day-ci/archive/20260122/202601220110.ontiS30n-lkp@intel.com/config)
compiler: clang version 16.0.6 (https://github.com/llvm/llvm-project 7cbf1a2591520c2491aa35339f227775f4d3adf6)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260122/202601220110.ontiS30n-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202601220110.ontiS30n-lkp@intel.com/
All error/warnings (new ones prefixed by >>):
>> crypto/aegis128-rvv.c:21:2: error: call to undeclared function 'kernel_vector_begin'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
kernel_vector_begin();
^
>> crypto/aegis128-rvv.c:23:2: error: call to undeclared function 'kernel_vector_end'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
kernel_vector_end();
^
crypto/aegis128-rvv.c:28:2: error: call to undeclared function 'kernel_vector_begin'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
kernel_vector_begin();
^
crypto/aegis128-rvv.c:30:2: error: call to undeclared function 'kernel_vector_end'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
kernel_vector_end();
^
crypto/aegis128-rvv.c:36:2: error: call to undeclared function 'kernel_vector_begin'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
kernel_vector_begin();
^
crypto/aegis128-rvv.c:38:2: error: call to undeclared function 'kernel_vector_end'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
kernel_vector_end();
^
crypto/aegis128-rvv.c:44:2: error: call to undeclared function 'kernel_vector_begin'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
kernel_vector_begin();
^
crypto/aegis128-rvv.c:46:2: error: call to undeclared function 'kernel_vector_end'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
kernel_vector_end();
^
crypto/aegis128-rvv.c:57:2: error: call to undeclared function 'kernel_vector_begin'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
kernel_vector_begin();
^
crypto/aegis128-rvv.c:60:2: error: call to undeclared function 'kernel_vector_end'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
kernel_vector_end();
^
10 errors generated.
--
>> crypto/aegis128-rvv-inner.c:317:10: warning: unknown option, expected 'push', 'pop', 'rvc', 'norvc', 'relax' or 'norelax' [-Winline-asm]
".option arch,+v\n"
^
<inline asm>:2:9: note: instantiated into assembly here
.option arch,+v
^
>> crypto/aegis128-rvv-inner.c:318:10: error: instruction requires the following: 'V' (Vector Extension for Application Processors), 'Zve32x' or 'Zve64x' (Vector Extensions for Embedded Processors)
"vsetivli zero, 0x10, e8, m1, ta, ma\n"
^
<inline asm>:3:1: note: instantiated into assembly here
vsetivli zero, 0x10, e8, m1, ta, ma
^
crypto/aegis128-rvv-inner.c:319:10: error: instruction requires the following: 'V' (Vector Extension for Application Processors), 'Zve32x' or 'Zve64x' (Vector Extensions for Embedded Processors)
"vle8.v v0, (%[const0])\n"
^
<inline asm>:4:1: note: instantiated into assembly here
vle8.v v0, (a5)
^
crypto/aegis128-rvv-inner.c:320:10: error: instruction requires the following: 'V' (Vector Extension for Application Processors), 'Zve32x' or 'Zve64x' (Vector Extensions for Embedded Processors)
"vle8.v v1, (%[const1])\n"
^
<inline asm>:5:1: note: instantiated into assembly here
vle8.v v1, (s1)
^
crypto/aegis128-rvv-inner.c:321:10: error: instruction requires the following: 'V' (Vector Extension for Application Processors), 'Zve32x' or 'Zve64x' (Vector Extensions for Embedded Processors)
"vse8.v v0, (%[block2])\n"
^
<inline asm>:6:1: note: instantiated into assembly here
vse8.v v0, (a1)
^
crypto/aegis128-rvv-inner.c:322:10: error: instruction requires the following: 'V' (Vector Extension for Application Processors), 'Zve32x' or 'Zve64x' (Vector Extensions for Embedded Processors)
"vse8.v v1, (%[block1])\n"
^
<inline asm>:7:1: note: instantiated into assembly here
vse8.v v1, (a0)
^
crypto/aegis128-rvv-inner.c:323:10: error: instruction requires the following: 'V' (Vector Extension for Application Processors), 'Zve32x' or 'Zve64x' (Vector Extensions for Embedded Processors)
"vle8.v v2, (%[iv])\n"
^
<inline asm>:8:1: note: instantiated into assembly here
vle8.v v2, (a2)
^
crypto/aegis128-rvv-inner.c:324:10: error: instruction requires the following: 'V' (Vector Extension for Application Processors), 'Zve32x' or 'Zve64x' (Vector Extensions for Embedded Processors)
"vle8.v v3, (%[key])\n"
^
<inline asm>:9:1: note: instantiated into assembly here
vle8.v v3, (s2)
^
crypto/aegis128-rvv-inner.c:325:10: error: instruction requires the following: 'V' (Vector Extension for Application Processors), 'Zve32x' or 'Zve64x' (Vector Extensions for Embedded Processors)
"vxor.vv v0, v0, v3\n"
^
<inline asm>:10:1: note: instantiated into assembly here
vxor.vv v0, v0, v3
^
crypto/aegis128-rvv-inner.c:326:10: error: instruction requires the following: 'V' (Vector Extension for Application Processors), 'Zve32x' or 'Zve64x' (Vector Extensions for Embedded Processors)
"vxor.vv v1, v1, v3\n"
^
<inline asm>:11:1: note: instantiated into assembly here
vxor.vv v1, v1, v3
^
crypto/aegis128-rvv-inner.c:327:10: error: instruction requires the following: 'V' (Vector Extension for Application Processors), 'Zve32x' or 'Zve64x' (Vector Extensions for Embedded Processors)
"vxor.vv v2, v2, v3\n"
^
<inline asm>:12:1: note: instantiated into assembly here
vxor.vv v2, v2, v3
^
crypto/aegis128-rvv-inner.c:328:10: error: instruction requires the following: 'V' (Vector Extension for Application Processors), 'Zve32x' or 'Zve64x' (Vector Extensions for Embedded Processors)
"vse8.v v2, (%[block0])\n"
^
<inline asm>:13:1: note: instantiated into assembly here
vse8.v v2, (s3)
^
crypto/aegis128-rvv-inner.c:329:10: error: instruction requires the following: 'V' (Vector Extension for Application Processors), 'Zve32x' or 'Zve64x' (Vector Extensions for Embedded Processors)
"vse8.v v2, (%[kiv])\n"
^
<inline asm>:14:1: note: instantiated into assembly here
vse8.v v2, (s6)
^
crypto/aegis128-rvv-inner.c:330:10: error: instruction requires the following: 'V' (Vector Extension for Application Processors), 'Zve32x' or 'Zve64x' (Vector Extensions for Embedded Processors)
"vse8.v v0, (%[block3])\n"
^
<inline asm>:15:1: note: instantiated into assembly here
vse8.v v0, (a3)
^
crypto/aegis128-rvv-inner.c:331:10: error: instruction requires the following: 'V' (Vector Extension for Application Processors), 'Zve32x' or 'Zve64x' (Vector Extensions for Embedded Processors)
"vse8.v v1, (%[block4])\n"
^
<inline asm>:16:1: note: instantiated into assembly here
vse8.v v1, (a4)
^
crypto/aegis128-rvv-inner.c:82:10: warning: unknown option, expected 'push', 'pop', 'rvc', 'norvc', 'relax' or 'norelax' [-Winline-asm]
".option arch,+v\n"
^
<inline asm>:2:9: note: instantiated into assembly here
.option arch,+v
^
crypto/aegis128-rvv-inner.c:83:10: error: instruction requires the following: 'V' (Vector Extension for Application Processors), 'Zve32x' or 'Zve64x' (Vector Extensions for Embedded Processors)
"vsetivli zero, 0x10, e8, m1, ta, ma\n"
^
<inline asm>:3:1: note: instantiated into assembly here
vsetivli zero, 0x10, e8, m1, ta, ma
^
crypto/aegis128-rvv-inner.c:84:10: error: instruction requires the following: 'V' (Vector Extension for Application Processors), 'Zve32x' or 'Zve64x' (Vector Extensions for Embedded Processors)
"vle8.v v13, (%[rev32qu16])\n"
^
<inline asm>:4:1: note: instantiated into assembly here
vle8.v v13, (a0)
vim +/kernel_vector_begin +21 crypto/aegis128-rvv.c
16
17 void crypto_aegis128_init_simd(struct aegis_state *state,
18 const union aegis_block *key,
19 const u8 *iv)
20 {
> 21 kernel_vector_begin();
22 crypto_aegis128_init_rvv(state, key, iv);
> 23 kernel_vector_end();
24 }
25
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