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@ivan-lei
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| hpm6280   | before         | new        |
| --------- | ----------- | ---------- |
| coremark  | 6.23 | 6.37 |
| dhrystone | 2.41        | 2.96       |

----------

| hpm5361   | before         | new        |
| --------- | ----------- | ---------- |
| coremark  | 4.15 | 4.19 |
| dhrystone | 1.63        | 1.89       |

… 4.1.5.

| hpm6280   | old         | new        |
| --------- | ----------- | ---------- |
| coremark  | 6.225836652 | 6.37442345 |
| dhrystone | 2.41        | 2.96       |

| hpm5361   | old         | new        |
| --------- | ----------- | ---------- |
| coremark  | 4.148048865 | 4.18976065 |
| dhrystone | 1.63        | 1.89       |
@jhqian
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jhqian commented Oct 20, 2025

So this is only for ZCC > 4.1.5 right?

@ivan-lei
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该PR这些选项的调整对于ZCC > 4.0.0的情况下都是可以工作的,目前新增的选项只有--config=small.cfg替换掉-fuse-size-lib, 其他的是我们在调整coremark/dhrystone编译选项的过程中发现一些参数其实没有带来很好的效果,甚至产生副优化所以做了一些清理。不过使用不同的版本在代码大小或者性能应该会存在差异,目前没有一个个版本去核对具体的变化情况。

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2 participants