3 #include <sys/signal.h>
4 #include <machine/ucontext.h>
5 #include <sys/_ucontext.h>
6 #include <machine/fpu.h>
11 inline static unsigned int uap_fpu_status(void *uap)
13 ucontext_t *ucontext = (ucontext_t *)uap;
14 if (ucontext->uc_mcontext.mc_fpformat == _MC_FPFMT_XMM)
16 struct savefpu *xmm = (struct savefpu *)(&ucontext->uc_mcontext.mc_fpstate);
17 return xmm->sv_env.en_sw | xmm->sv_env.en_mxcsr;
23 inline static void uap_clear_fpu_status(void *uap)
25 ucontext_t *ucontext = (ucontext_t *)uap;
26 if (ucontext->uc_mcontext.mc_fpformat == _MC_FPFMT_XMM)
28 struct savefpu *xmm = (struct savefpu *)(&ucontext->uc_mcontext.mc_fpstate);
29 xmm->sv_env.en_sw = 0;
30 xmm->sv_env.en_mxcsr &= 0xffffffc0;
34 #define UAP_STACK_POINTER(ucontext) (((struct sigcontext *)ucontext)->sc_rsp)
35 #define UAP_PROGRAM_COUNTER(ucontext) (((struct sigcontext *)ucontext)->sc_rip)
36 #define UAP_SET_TOC_POINTER(uap, ptr) (void)0
37 #define UAP_STACK_POINTER_TYPE long
39 static const unsigned JIT_FRAME_SIZE = 32;