@yanmingjian 前辈你好，我用编译器版本为240的取编译，cmake的时候出现这样的问题，Test NCNN_COMPILER_USE_VFREDSUM - Failed
-- Check for working CXX compiler: /home/zcm/linux/tool/Xuantie-900-gcc-linux-5.10.4-glibc-x86_64-V2.4.0/bin/riscv64-unknown-linux-gnu-g++ - skipped
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Performing Test NCNN_COMPILER_SUPPORT_RVV
-- Performing Test NCNN_COMPILER_SUPPORT_RVV - Success
-- Performing Test NCNN_COMPILER_SUPPORT_RVV_ZFH
-- Performing Test NCNN_COMPILER_SUPPORT_RVV_ZFH - Success
-- Performing Test NCNN_COMPILER_USE_VFREDSUM
-- Performing Test NCNN_COMPILER_USE_VFREDSUM - Failed
-- Performing Test NCNN_COMPILER_USE_VFREDUSUM
-- Performing Test NCNN_COMPILER_USE_VFREDUSUM - Success
-- Performing Test NCNN_COMPILER_USE_RVV_PLAIN_SEG
-- Performing Test NCNN_COMPILER_USE_RVV_PLAIN_SEG - Success
-- Target arch: riscv
然后编译的时候，没办法正常通过，前辈知道是什么问题吗？
In file included from /home/zcm/linux/Open_lib/ncnn/src/layer/riscv/riscv_activation.h:22,
from /home/zcm/linux/Open_lib/ncnn/src/layer/riscv/convolution_riscv.cpp:25:
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun.h: In function 'vfloat32m1_t sigmoid_ps(vfloat32m1_t, size_t)':
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun.h:362:43: error: 'vfrec7_v_f32m1' was not declared in this scope; did you mean 'vfneg_v_f32m1'?
362 | vfloat32m##LMUL##_t _reciprocal = vfrec7_v_f32m##LMUL(_v, vl); \
| ^~~~~~~~~~~~~
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun.h:368:1: note: in expansion of macro '_RVV_FLOAT32_SIGMOID_OP'
368 | _RVV_FLOAT32_SIGMOID_OP(1, 32)
| ^~~~~~~~~~~~~~~~~~~~~~~
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun.h: In function 'vfloat32m2_t sigmoid_ps(vfloat32m2_t, size_t)':
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun.h:362:43: error: 'vfrec7_v_f32m2' was not declared in this scope; did you mean 'vfneg_v_f32m2'?
362 | vfloat32m##LMUL##_t _reciprocal = vfrec7_v_f32m##LMUL(_v, vl); \
| ^~~~~~~~~~~~~
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun.h:369:1: note: in expansion of macro '_RVV_FLOAT32_SIGMOID_OP'
369 | _RVV_FLOAT32_SIGMOID_OP(2, 16)
| ^~~~~~~~~~~~~~~~~~~~~~~
/usr/bin/cmake: /usr/local/lib/libcurl.so.4: no version information available (required by /usr/bin/cmake)
[ 21%] Building CXX object src/CMakeFiles/ncnn.dir/layer/elu.cpp.o
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun.h: In function 'vfloat32m4_t sigmoid_ps(vfloat32m4_t, size_t)':
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun.h:362:43: error: 'vfrec7_v_f32m4' was not declared in this scope; did you mean 'vfneg_v_f32m4'?
362 | vfloat32m##LMUL##_t _reciprocal = vfrec7_v_f32m##LMUL(_v, vl); \
| ^~~~~~~~~~~~~
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun.h:370:1: note: in expansion of macro '_RVV_FLOAT32_SIGMOID_OP'
370 | _RVV_FLOAT32_SIGMOID_OP(4, 8)
| ^~~~~~~~~~~~~~~~~~~~~~~
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun.h: In function 'vfloat32m8_t sigmoid_ps(vfloat32m8_t, size_t)':
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun.h:362:43: error: 'vfrec7_v_f32m8' was not declared in this scope; did you mean 'vfneg_v_f32m8'?
362 | vfloat32m##LMUL##_t _reciprocal = vfrec7_v_f32m##LMUL(_v, vl); \
| ^~~~~~~~~~~~~
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun.h:371:1: note: in expansion of macro '_RVV_FLOAT32_SIGMOID_OP'
371 | _RVV_FLOAT32_SIGMOID_OP(8, 4)
| ^~~~~~~~~~~~~~~~~~~~~~~
In file included from /home/zcm/linux/Open_lib/ncnn/src/layer/riscv/riscv_activation.h:23,
from /home/zcm/linux/Open_lib/ncnn/src/layer/riscv/convolution_riscv.cpp:25:
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun_fp16s.h: In function 'vfloat16m1_t sigmoid_ps(vfloat16m1_t, size_t)':
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun_fp16s.h:362:43: error: 'vfrec7_v_f16m1' was not declared in this scope; did you mean 'vfneg_v_f16m1'?
362 | vfloat16m##LMUL##_t _reciprocal = vfrec7_v_f16m##LMUL(_v, vl); \
| ^~~~~~~~~~~~~
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun_fp16s.h:368:1: note: in expansion of macro '_RVV_FLOAT16_SIGMOID_OP'
368 | _RVV_FLOAT16_SIGMOID_OP(1, 16)
| ^~~~~~~~~~~~~~~~~~~~~~~
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun_fp16s.h: In function 'vfloat16m2_t sigmoid_ps(vfloat16m2_t, size_t)':
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun_fp16s.h:362:43: error: 'vfrec7_v_f16m2' was not declared in this scope; did you mean 'vfneg_v_f16m2'?
362 | vfloat16m##LMUL##_t _reciprocal = vfrec7_v_f16m##LMUL(_v, vl); \
| ^~~~~~~~~~~~~
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun_fp16s.h:369:1: note: in expansion of macro '_RVV_FLOAT16_SIGMOID_OP'
369 | _RVV_FLOAT16_SIGMOID_OP(2, 8)
| ^~~~~~~~~~~~~~~~~~~~~~~
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun_fp16s.h: In function 'vfloat16m4_t sigmoid_ps(vfloat16m4_t, size_t)':
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun_fp16s.h:362:43: error: 'vfrec7_v_f16m4' was not declared in this scope; did you mean 'vfneg_v_f16m4'?
362 | vfloat16m##LMUL##_t _reciprocal = vfrec7_v_f16m##LMUL(_v, vl); \
| ^~~~~~~~~~~~~
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun_fp16s.h:370:1: note: in expansion of macro '_RVV_FLOAT16_SIGMOID_OP'
370 | _RVV_FLOAT16_SIGMOID_OP(4, 4)
| ^~~~~~~~~~~~~~~~~~~~~~~
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun_fp16s.h: In function 'vfloat16m8_t sigmoid_ps(vfloat16m8_t, size_t)':
/home/zcm/linux/Open_lib/ncnn/src/layer/riscv/rvv_mathfun_fp16s.h:362:43: error: 'vfrec7_v_f16m8' was not declared in this scope; did you mean 'vfneg_v_f16m8'?
362 | vfloat16m##LMUL##_t _reciprocal = vfrec7_v_f16m##LMUL(_v, vl); \
| ^~~~~~~~~~~~~
