mirrors/yosys
3
0
Fork 0
mirror of https://github.com/YosysHQ/yosys synced 2025-09-30 21:19:30 +00:00
Code Activity

Merge pull request #5392 from rocallahan/opt-merge-cleanup

Browse source 
Some small readability improvements to `OptMergeWorker`
This commit is contained in:
Emil J 2025-09-25 12:15:33 +02:00 • committed by GitHub
commit 8c8d18f2d8
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
2 changed files with 12 additions and 11 deletions
Download patch file Download diff file Expand all files Collapse all files

17
passes/opt/opt_merge.cc
View file

@ -25,6 +25,7 @@
#include "libs/sha1/sha1.h"
#include <stdlib.h>
#include <stdio.h>
#include <algorithm>
#include <set>
#include <unordered_map>
#include <array>
@ -170,24 +171,20 @@ struct OptMergeWorker
}
}
if (cell1->type == ID($and) || cell1->type == ID($or) || cell1->type == ID($xor) || cell1->type == ID($xnor) || cell1->type == ID($add) || cell1->type == ID($mul) ||
cell1->type == ID($logic_and) || cell1->type == ID($logic_or) || cell1->type == ID($_AND_) || cell1->type == ID($_OR_) || cell1->type == ID($_XOR_)) {
if (cell1->type.in(ID($and), ID($or), ID($xor), ID($xnor), ID($add), ID($mul),
ID($logic_and), ID($logic_or), ID($_AND_), ID($_OR_), ID($_XOR_))) {
if (conn1.at(ID::A) < conn1.at(ID::B)) {
RTLIL::SigSpec tmp = conn1[ID::A];
conn1[ID::A] = conn1[ID::B];
conn1[ID::B] = tmp;
std::swap(conn1[ID::A], conn1[ID::B]);
}
if (conn2.at(ID::A) < conn2.at(ID::B)) {
RTLIL::SigSpec tmp = conn2[ID::A];
conn2[ID::A] = conn2[ID::B];
conn2[ID::B] = tmp;
std::swap(conn2[ID::A], conn2[ID::B]);
}
} else
if (cell1->type == ID($reduce_xor) || cell1->type == ID($reduce_xnor)) {
if (cell1->type.in(ID($reduce_xor), ID($reduce_xnor))) {
conn1[ID::A].sort();
conn2[ID::A].sort();
} else
if (cell1->type == ID($reduce_and) || cell1->type == ID($reduce_or) || cell1->type == ID($reduce_bool)) {
if (cell1->type.in(ID($reduce_and), ID($reduce_or), ID($reduce_bool))) {
conn1[ID::A].sort_and_unify();
conn2[ID::A].sort_and_unify();
} else