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author | Eddie Hung <eddie@fpgeh.com> | 2019-07-09 10:22:49 -0700 |
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committer | Eddie Hung <eddie@fpgeh.com> | 2019-07-09 10:22:49 -0700 |
commit | c91cb735620537c9f573be52cefe6267d0a9cfd8 (patch) | |
tree | 82ffd4f014504e4b003c14fba8594f748f2beafe /passes/proc/proc_init.cc | |
parent | c68b9092100280dbc059526a88f9d8e2902ff6a3 (diff) | |
parent | e95ce1f7af269447943cf1798c03b02a0c5aa1a2 (diff) | |
download | yosys-c91cb735620537c9f573be52cefe6267d0a9cfd8.tar.gz yosys-c91cb735620537c9f573be52cefe6267d0a9cfd8.tar.bz2 yosys-c91cb735620537c9f573be52cefe6267d0a9cfd8.zip |
Merge remote-tracking branch 'origin/master' into xc7mux
Diffstat (limited to 'passes/proc/proc_init.cc')
-rw-r--r-- | passes/proc/proc_init.cc | 26 |
1 files changed, 6 insertions, 20 deletions
diff --git a/passes/proc/proc_init.cc b/passes/proc/proc_init.cc index e2dc07e53..462a384b7 100644 --- a/passes/proc/proc_init.cc +++ b/passes/proc/proc_init.cc @@ -26,21 +26,7 @@ USING_YOSYS_NAMESPACE PRIVATE_NAMESPACE_BEGIN -void proc_get_const(RTLIL::SigSpec &sig, RTLIL::CaseRule &rule) -{ - log_assert(rule.compare.size() == 0); - - while (1) { - RTLIL::SigSpec tmp = sig; - for (auto &it : rule.actions) - tmp.replace(it.first, it.second); - if (tmp == sig) - break; - sig = tmp; - } -} - -void proc_init(RTLIL::Module *mod, RTLIL::Process *proc) +void proc_init(RTLIL::Module *mod, SigMap &sigmap, RTLIL::Process *proc) { bool found_init = false; @@ -53,9 +39,7 @@ void proc_init(RTLIL::Module *mod, RTLIL::Process *proc) for (auto &action : sync->actions) { RTLIL::SigSpec lhs = action.first; - RTLIL::SigSpec rhs = action.second; - - proc_get_const(rhs, proc->root_case); + RTLIL::SigSpec rhs = sigmap(action.second); if (!rhs.is_fully_const()) log_cmd_error("Failed to get a constant init value for %s: %s\n", log_signal(lhs), log_signal(rhs)); @@ -120,10 +104,12 @@ struct ProcInitPass : public Pass { extra_args(args, 1, design); for (auto mod : design->modules()) - if (design->selected(mod)) + if (design->selected(mod)) { + SigMap sigmap(mod); for (auto &proc_it : mod->processes) if (design->selected(mod, proc_it.second)) - proc_init(mod, proc_it.second); + proc_init(mod, sigmap, proc_it.second); + } } } ProcInitPass; |