log(" -markgroups\n");
log(" set a 'abcgroup' attribute on all objects created by ABC. The value of\n");
log(" this attribute is a unique integer for each ABC process started. This\n");
- log(" is usefull for debugging the partitioning of clock domains.\n");
+ log(" is useful for debugging the partitioning of clock domains.\n");
log("\n");
log("When neither -liberty nor -lut is used, the Yosys standard cell library is\n");
log("loaded into ABC before the ABC script is executed.\n");
log("It is possible to match against the following values with min/max rules:\n");
log("\n");
log(" words ........ number of words in memory in design\n");
- log(" abits ........ number of adress bits on memory in design\n");
+ log(" abits ........ number of address bits on memory in design\n");
log(" dbits ........ number of data bits on memory in design\n");
log(" wports ....... number of write ports on memory in design\n");
log(" rports ....... number of read ports on memory in design\n");
log("the next also has 'or_next_if_better' set, and so forth).\n");
log("\n");
log("A match containing the command 'make_transp' will add external circuitry\n");
- log("to simulate 'transparent read', if neccessary.\n");
+ log("to simulate 'transparent read', if necessary.\n");
log("\n");
log("A match containing the command 'shuffle_enable A' will re-organize\n");
log("the data bits to accommodate the enable pattern of port A.\n");