mirrors/yosys
3
0
Fork 0
mirror of https://github.com/YosysHQ/yosys synced 2025-04-16 13:58:47 +00:00
Code Activity

opt_muxtree: set iterations limit based on number of muxes

Browse source
This commit is contained in:
Carlo Alberto Ferraris 2022-11-03 21:18:21 +09:00 committed by GitHub
parent d8ea5ef6e2
commit 551d36d384
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 5 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
passes/opt/opt_muxtree.cc
View file

@ -36,7 +36,7 @@ struct OptMuxtreeWorker
RTLIL::Module *module;
SigMap assign_map;
int removed_count;
int glob_abort_cnt = 100000;
int glob_abort_cnt;
struct bitinfo_t {
bool seen_non_mux;
@ -146,6 +146,10 @@ struct OptMuxtreeWorker
log(" No muxes found in this module.\n");
return;
}
// Limit the number of iterations based on the number of muxes.
// The multiplier (100) is arbitrary.
glob_abort_cnt = GetSize(mux2info) * 100;
// Populate mux2info[].ports[]:
// .input_muxes