Update RISC-V back-end to RVV 0.10

cmake/checks/cpu_rvv.cpp

@@ -9,7 +9,7 @@
 int test()
 {
     const float src[] = { 0.0f, 0.0f, 0.0f, 0.0f };
-    vfloat32m1_t val = vle32_v_f32m1((const float*)(src));
+    vfloat32m1_t val = vle32_v_f32m1((const float*)(src), 4);
     return (int)vfmv_f_s_f32m1_f32(val);
 }
 #else

platforms/linux/riscv64-gcc.toolchain.cmake

@@ -10,8 +10,8 @@ set(CMAKE_CXX_COMPILER ${RISCV_GCC_INSTALL_ROOT}/bin/riscv64-unknown-linux-gnu-g
 # Don't run the linker on compiler check
 set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
 
-set(CMAKE_C_FLAGS "-march=rv64gcv_zvqmac ${CMAKE_C_FLAGS}")
-set(CMAKE_CXX_FLAGS "-march=rv64gcv_zvqmac ${CXX_FLAGS}")
+set(CMAKE_C_FLAGS "-march=rv64gcv_zfh ${CMAKE_C_FLAGS}")
+set(CMAKE_CXX_FLAGS "-march=rv64gcv_zfh ${CXX_FLAGS}")
 
 set(CMAKE_FIND_ROOT_PATH ${CMAKE_SYSROOT})
 set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)