R128 Vector支持

layzerlee LV 2

因为CFFT时间很长，尝试使用Vector优化，R128 打开Vector支持后编译出错，提示在memcpy_vector.s中指令非法？这个怎么破？

awwwwa LV 7

请贴出编译日志。

layzerlee LV 2

@awwwwa 如下，谢谢
build rtos ...
Dark Builder
Version (1.6.0 - BiCEP2 (Gravitational Waves))
[CONF] [Tina-RT-Builder] .dbuild/..//include/generated/r128s2_devkit_c906/autoconf.h
AS build/r128s2_devkit_c906/arch/risc-v/c906/memcpy_vector.o
AS build/r128s2_devkit_c906/kernel/FreeRTOS-orig/Source/portable/GCC/RISC-V/portASM_C906.o
arch/risc-v/c906/memcpy_vector.S: Assembler messages:
arch/risc-v/c906/memcpy_vector.S:54: 错误： unrecognized opcode vsetvli t0,a2,e8,m8' arch/risc-v/c906/memcpy_vector.S:54: 错误： unrecognized opcode vle.v v0,(a1)'
arch/risc-v/c906/memcpy_vector.S:54: 错误： unrecognized opcode vse.v v0,(a3)' arch/risc-v/c906/memcpy_vector.S:70: 错误： unrecognized opcode vsetvli t0,a2,e8,m4'
arch/risc-v/c906/memcpy_vector.S:70: 错误： unrecognized opcode vle.v v0,(a1)' arch/risc-v/c906/memcpy_vector.S:70: 错误： unrecognized opcode vse.v v0,(a3)'
arch/risc-v/c906/memcpy_vector.S:86: 错误： unrecognized opcode vsetvli t0,a2,e8,m2' arch/risc-v/c906/memcpy_vector.S:86: 错误： unrecognized opcode vle.v v0,(a1)'
arch/risc-v/c906/memcpy_vector.S:86: 错误： unrecognized opcode vse.v v0,(a3)' arch/risc-v/c906/memcpy_vector.S:102: 错误： unrecognized opcode vsetvli t0,a2,e8,m1'
arch/risc-v/c906/memcpy_vector.S:102: 错误： unrecognized opcode vle.v v0,(a1)' arch/risc-v/c906/memcpy_vector.S:102: 错误： unrecognized opcode vse.v v0,(a3)'
arch/risc-v/c906/memcpy_vector.S:120: 错误： unrecognized opcode vsetvli t0,a2,e8,m8' arch/risc-v/c906/memcpy_vector.S:120: 错误： unrecognized opcode vle.v v0,(a1)'
arch/risc-v/c906/memcpy_vector.S:120: 错误： unrecognized opcode vse.v v0,(a3)' arch/risc-v/c906/memcpy_vector.S:127: 错误： unrecognized opcode vsetvli t0,a2,e8,m4'
arch/risc-v/c906/memcpy_vector.S:127: 错误： unrecognized opcode vle.v v0,(a1)' arch/risc-v/c906/memcpy_vector.S:127: 错误： unrecognized opcode vse.v v0,(a3)'
arch/risc-v/c906/memcpy_vector.S:133: 错误： unrecognized opcode vsetvli t0,x0,e64,m1' arch/risc-v/c906/memcpy_vector.S:134: 错误： unrecognized opcode vmxor.mm v0,v0,v0'
arch/risc-v/c906/memcpy_vector.S:135: 错误： unrecognized opcode vmv.s.x v0,a4' arch/risc-v/c906/memcpy_vector.S:136: 错误： unrecognized opcode vmsbf.m v0,v0'
arch/risc-v/c906/memcpy_vector.S:137: 错误： unrecognized opcode vsetvli t0,x0,e8,m4' arch/risc-v/c906/memcpy_vector.S:138: 错误： unrecognized opcode vle.v v8,(a1),v0.t'
arch/risc-v/c906/memcpy_vector.S:139: 错误： unrecognized opcode vse.v v8,(a3),v0.t' kernel/FreeRTOS-orig/Source/portable/GCC/RISC-V/portASM_C906.S: Assembler messages: kernel/FreeRTOS-orig/Source/portable/GCC/RISC-V/portASM_C906.S:392: 错误： unrecognized opcode vsetvli t4,x0,e8,m8'
kernel/FreeRTOS-orig/Source/portable/GCC/RISC-V/portASM_C906.S:393: 错误： unrecognized opcode vse.v v0,(a0)' kernel/FreeRTOS-orig/Source/portable/GCC/RISC-V/portASM_C906.S:395: 错误： unrecognized opcode vse.v v8,(a0)'
kernel/FreeRTOS-orig/Source/portable/GCC/RISC-V/portASM_C906.S:397: 错误： unrecognized opcode vse.v v16,(a0)' kernel/FreeRTOS-orig/Source/portable/GCC/RISC-V/portASM_C906.S:399: 错误： unrecognized opcode vse.v v24,(a0)'
arch/risc-v/c906/memcpy_vector.S:265: 错误： unrecognized opcode vsetvli zero,zero,e8,m2,d1' arch/risc-v/c906/memcpy_vector.S:267: 错误： unrecognized opcode vle.v v8,(a5)'
arch/risc-v/c906/memcpy_vector.S:268: 错误： unrecognized opcode vse.v v8,(a4)' kernel/FreeRTOS-orig/Source/portable/GCC/RISC-V/portASM_C906.S:728: 错误： unrecognized opcode vsetvli t4,x0,e8,m8'
kernel/FreeRTOS-orig/Source/portable/GCC/RISC-V/portASM_C906.S:729: 错误： unrecognized opcode vle.v v0,(a0)' kernel/FreeRTOS-orig/Source/portable/GCC/RISC-V/portASM_C906.S:731: 错误： unrecognized opcode vle.v v8,(a0)'
kernel/FreeRTOS-orig/Source/portable/GCC/RISC-V/portASM_C906.S:733: 错误： unrecognized opcode vle.v v16,(a0)' kernel/FreeRTOS-orig/Source/portable/GCC/RISC-V/portASM_C906.S:735: 错误： unrecognized opcode vle.v v24,(a0)'
kernel/FreeRTOS-orig/Source/portable/GCC/RISC-V/portASM_C906.S:740: 错误： unrecognized opcode `vsetvl t4,t1,t0'
LD build/r128s2_devkit_c906/kernel/FreeRTOS-orig/obj-in.o
LD build/r128s2_devkit_c906/arch/risc-v/c906/obj-in.o
tools/riscv64-elf-x86_64-20201104/bin/riscv64-unknown-elf-ar: build/r128s2_devkit_c906/kernel/FreeRTOS-orig/Source/portable/GCC/RISC-V/portASM_C906.o: 没有那个文件或目录
make[2]: *** [scripts/build/Makefile.build:189：build/r128s2_devkit_c906/kernel/FreeRTOS-orig/obj-in.o] 错误 1
tools/riscv64-elf-x86_64-20201104/bin/riscv64-unknown-elf-ar: build/r128s2_devkit_c906/arch/risc-v/c906/memcpy_vector.o: 没有那个文件或目录
make[1]: *** [/home/layzerlee/Desktop/work/R128-FreeRTOS_v0.9/R128-FreeRTOS/SDK/lichee/rtos/scripts/build/Makefile.build:183：FreeRTOS-orig] 错误 2
make[3]: *** [scripts/build/Makefile.build:189：build/r128s2_devkit_c906/arch/risc-v/c906/obj-in.o] 错误 1
make[2]: *** [scripts/build/Makefile.build:183：c906] 错误 2
make[1]: *** [/home/layzerlee/Desktop/work/R128-FreeRTOS_v0.9/R128-FreeRTOS/SDK/lichee/rtos/scripts/build/Makefile.build:183：risc-v] 错误 2
make: *** [/home/layzerlee/Desktop/work/R128-FreeRTOS_v0.9/R128-FreeRTOS/SDK/lichee/rtos/.dbuild/dbuild.mk:222：/home/layzerlee/Desktop/work/R128-FreeRTOS_v0.9/R128-FreeRTOS/SDK/lichee/rtos/build/r128s2_devkit_c906/arch/obj-in.o] 错误 2
make: *** 正在等待未完成的任务....
make: *** [/home/layzerlee/Desktop/work/R128-FreeRTOS_v0.9/R128-FreeRTOS/SDK/lichee/rtos/.dbuild/dbuild.mk:222：/home/layzerlee/Desktop/work/R128-FreeRTOS_v0.9/R128-FreeRTOS/SDK/lichee/rtos/build/r128s2_devkit_c906/kernel/obj-in.o] 错误 2

******* XRADIO_DIRS=common tinycrypt/source porting net nvs *******

make rtos fail*

awwwwa LV 7

@layzerlee 需要修改编译参数加上v扩展支持

CONFIG_TOOLCHAIN_MACH_FLAGS="-mcmodel=medany -mabi=lp64dv -march=rv64gcxvthead"
CONFIG_TOOLCHAIN_FPU_ABI="-march=rv64gcxvthead"

layzerlee LV 2

好呢，感谢！我试试