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Added "int ceil_log2(int)" function

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This commit is contained in:
Clifford Wolf 2016-02-13 16:52:16 +01:00
parent a75f94ec4a
commit 0d7fd2585e
5 changed files with 58 additions and 10 deletions
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2
passes/fsm/fsm_recode.cc
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@ -85,7 +85,7 @@ static void fsm_recode(RTLIL::Cell *cell, RTLIL::Module *module, FILE *fm_set_fs
fsm_data.state_bits = fsm_data.state_table.size();
} else
if (encoding == "binary") {
int new_num_state_bits = ceil(log2(fsm_data.state_table.size()));
int new_num_state_bits = ceil_log2(fsm_data.state_table.size());
if (fsm_data.state_bits == new_num_state_bits) {
log(" existing encoding is already a packed binary encoding.\n");
return;