Print FPU registers in lldb
问题 How do you print FPU registers using lldb? In gdb, you would do something like p $st0 , however doing the same in lldb results in the error: error: use of undeclared identifier '$st0' . register read st0 doesn't work either and gives the error error: Invalid register name 'st0'. . 回答1: By using register read --all as suggested by paulsm4 , I found that the name of the registers are actually stmm0 to stmm7 and not st0 to st7 . So doing register read stmm0 --format b will get you the binary