On 01/24/2017 11:16 AM, Peter Maydell wrote: > The CCR.STACKALIGN bit controls whether the CPU is supposed to force > 8-alignment of the stack pointer on entry to the exception handler.
8... > + /* Align stack pointer if the guest wants that */ > + if ((env->regs[13] & 4) && (env->v7m.ccr & R_V7M_CCR_STKALIGN_MASK)) { 4... > env->regs[13] -= 4; Not alignment. "&= -4"? r~