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  • 9 bitwise

9 bitwise · Changes

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chore: update bitwise doc authored Dec 12, 2023 by qingyun Ma's avatar qingyun Ma
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zkevm-docs/9-bitwise.markdown
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...@@ -83,7 +83,7 @@ pub struct BitwiseCircuitConfig<F: Field> { ...@@ -83,7 +83,7 @@ pub struct BitwiseCircuitConfig<F: Field> {
电路中的行数不可能是16的整数倍,因为存在一些填充值(如begin_padding),电路自动padding的行使用Tag::Nil进行约束,Tag为Nil的行的值都为默认值,即为0 电路中的行数不可能是16的整数倍,因为存在一些填充值(如begin_padding),电路自动padding的行使用Tag::Nil进行约束,Tag为Nil的行的值都为默认值,即为0
- tag_is_not_nil,cnt=0 ---> acc_0=byte_0、acc_1=byte_1、acc_2=byte_2、sum_2=byte_2 ,`cnt=0-->pre_cnt=15(暂未使用)` - tag_is_not_nil,cnt=0 ---> acc_0=byte_0、acc_1=byte_1、acc_2=byte_2、sum_2=byte_2
- tag_is_not_nil,cnt != 0 ---> `acc_0=byte_0+acc_0_pre*256`,`acc_1=byte_1+acc_1_pre*256`,`acc_2=acc_2_pre*256`, `sum_2=byte_2+sum2_pre`,`cnt=cnt_pre+1`,`tag=tag_pre` - tag_is_not_nil,cnt != 0 ---> `acc_0=byte_0+acc_0_pre*256`,`acc_1=byte_1+acc_1_pre*256`,`acc_2=acc_2_pre*256`, `sum_2=byte_2+sum2_pre`,`cnt=cnt_pre+1`,`tag=tag_pre`
- tag_is_not_nil,next_cnt=0 --> cnt=15 - tag_is_not_nil,next_cnt=0 --> cnt=15
......
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