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RISCV LLVM benchmark

Open zejiang0jason opened this issue 6 years ago • 0 comments

Hi,

Recently I ran the coremark on HiFive1 board, https://www.sifive.com/products/hifive1/

With GCC, my test result is 2.66, the official data is 2.73. They are very close.

With LLVM built from https://git.llvm.org/git/llvm.git 02bcd70eea, the test result is 1.79, about 2/3 of the GCC result.

At the same time, I found similar comparison here: http://www.diva-portal.se/smash/get/diva2:1114115/FULLTEXT02.pdf In this Thesis, the LLVM dhrystone result is not good.

Are these results reasonable? Do you have internal test result? thanks a lot.

zejiang0jason avatar Jul 13 '18 03:07 zejiang0jason