"Maciej W. Rozycki" <macro@xxxxxxxxxxxxxx> writes: > On Wed, 10 Oct 2007, Nigel Stephens wrote: >> Actually the -march=4ksd option will allow gcc to use of the SmartMIPS lwxs >> (indexed load) instruction, which could save a few instructions here and >> there. > > Good point, but if we decide the lone instruction is worth the hassle, > then we should use "-msmartmips" on top of the base ISA selection. > Likewise with "lwx" and "-mdsp". For the record, although that's true of SDE, it isn't (yet) true of FSF GCC; you need -msmartmips for that. Richard
