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Cut 5 Columns From The Memory Table With This One Weird Trick!

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This commit is contained in:
Jacqueline Nabaglo 2023-07-27 15:04:10 -07:00
parent bfd6b98884
commit 831fe862ff
1 changed files with 2 additions and 2 deletions
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4
evm/src/memory/columns.rs
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@ -1,6 +1,6 @@
//! Memory registers.
use crate::memory::{NUM_CHANNELS, VALUE_LIMBS};
use crate::memory::VALUE_LIMBS;
// Columns for memory operations, ordered by (addr, timestamp).
/// 1 if this is an actual memory operation, or 0 if it's a padding row.
@ -28,7 +28,7 @@ pub(crate) const SEGMENT_FIRST_CHANGE: usize = CONTEXT_FIRST_CHANGE + 1;
pub(crate) const VIRTUAL_FIRST_CHANGE: usize = SEGMENT_FIRST_CHANGE + 1;
// We use a range check to enforce the ordering.
pub(crate) const RANGE_CHECK: usize = VIRTUAL_FIRST_CHANGE + NUM_CHANNELS;
pub(crate) const RANGE_CHECK: usize = VIRTUAL_FIRST_CHANGE + 1;
// The counter column (used for the range check) starts from 0 and increments.
pub(crate) const COUNTER: usize = RANGE_CHECK + 1;
// Helper columns for the permutation argument used to enforce the range check.