NucleiStudio编译出错是什么原因造成的？解决方法是什么？

写了一个代码，编译后爆出如下错误，请问哪位大神知道是什么问题，解决方法是什么？
错误如下：


d:/FPGA开发工具/nucleistudio_ide_202102-win64/nucleistudio/toolchain/gcc/bin/../lib/gcc/riscv-nuclei-elf/9.2.0/../../../../riscv-nuclei-elf/bin/ld.exe: polar_pr0805.elf section `.bss' will not fit in region `ram'
d:/fpga开发工具/nucleistudio_ide_202102-win64/nucleistudio/toolchain/gcc/bin/../lib/gcc/riscv-nuclei-elf/9.2.0/../../../../riscv-nuclei-elf/bin/ld.exe: section .stack VMA [0000000020004800,0000000020004fff] overlaps section .bss VMA [00000000200000a0,00000000200447e3]
d:/fpga开发工具/nucleistudio_ide_202102-win64/nucleistudio/toolchain/gcc/bin/../lib/gcc/riscv-nuclei-elf/9.2.0/../../../../riscv-nuclei-elf/bin/ld.exe: region `ram' overflowed by 0 bytes
collect2.exe: error: ld returned 1 exit status
make: *** [makefile:65: polar_pr0805.elf] Error 1