| /Linux-v6.1/arch/sh/kernel/cpu/sh4/ |
| D | fpu.c | 84 :"0"((char *)(&tsk->thread.xstate->hardfpu.status)), in save_fpu()
134 :"0" (tsk->thread.xstate), "r" (FPSCR_RCHG) in restore_fpu()
230 if ((tsk->thread.xstate->hardfpu.fpscr & FPSCR_CAUSE_ERROR)) in ieee_fpe_handler()
232 denormal_to_double(&tsk->thread.xstate->hardfpu, in ieee_fpe_handler()
248 hx = tsk->thread.xstate->hardfpu.fp_regs[n]; in ieee_fpe_handler()
249 hy = tsk->thread.xstate->hardfpu.fp_regs[m]; in ieee_fpe_handler()
250 fpscr = tsk->thread.xstate->hardfpu.fpscr; in ieee_fpe_handler()
260 | tsk->thread.xstate->hardfpu.fp_regs[n + 1]; in ieee_fpe_handler()
262 | tsk->thread.xstate->hardfpu.fp_regs[m + 1]; in ieee_fpe_handler()
264 tsk->thread.xstate->hardfpu.fp_regs[n] = llx >> 32; in ieee_fpe_handler()
[all …]
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| /Linux-v6.1/arch/sh/kernel/ |
| D | process.c | 29 if (src->thread.xstate) { in arch_dup_task_struct()
30 dst->thread.xstate = kmem_cache_alloc(task_xstate_cachep, in arch_dup_task_struct()
32 if (!dst->thread.xstate) in arch_dup_task_struct()
34 memcpy(dst->thread.xstate, src->thread.xstate, xstate_size); in arch_dup_task_struct()
42 if (tsk->thread.xstate) { in free_thread_xstate()
43 kmem_cache_free(task_xstate_cachep, tsk->thread.xstate); in free_thread_xstate()
44 tsk->thread.xstate = NULL; in free_thread_xstate()
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| D | ptrace_32.c | 177 return membuf_write(&to, target->thread.xstate, in fpregs_get()
196 &target->thread.xstate->hardfpu, 0, -1); in fpregs_set()
199 &target->thread.xstate->softfpu, 0, -1); in fpregs_set()
369 tmp = ((unsigned long *)child->thread.xstate) in arch_ptrace()
404 ((unsigned long *)child->thread.xstate) in arch_ptrace()
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| D | process_32.c | 157 prefetch(next_t->xstate); in __switch_to()
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| D | signal_32.c | 85 return __copy_from_user(&tsk->thread.xstate->hardfpu, &sc->sc_fpregs[0], in restore_sigcontext_fpu()
109 return __copy_to_user(&sc->sc_fpregs[0], &tsk->thread.xstate->hardfpu, in save_sigcontext_fpu()
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| /Linux-v6.1/arch/sh/kernel/cpu/sh2a/ |
| D | fpu.c | 52 : "0" ((char *)(&tsk->thread.xstate->hardfpu.status)), in save_fpu()
84 : "0" (tsk->thread.xstate), "r" (FPSCR_RCHG) in restore_fpu()
456 if ((tsk->thread.xstate->hardfpu.fpscr & FPSCR_FPU_ERROR)) { in ieee_fpe_handler()
458 denormal_to_double (&tsk->thread.xstate->hardfpu, in ieee_fpe_handler()
473 hx = tsk->thread.xstate->hardfpu.fp_regs[n]; in ieee_fpe_handler()
474 hy = tsk->thread.xstate->hardfpu.fp_regs[m]; in ieee_fpe_handler()
475 fpscr = tsk->thread.xstate->hardfpu.fpscr; in ieee_fpe_handler()
485 | tsk->thread.xstate->hardfpu.fp_regs[n+1]; in ieee_fpe_handler()
487 | tsk->thread.xstate->hardfpu.fp_regs[m+1]; in ieee_fpe_handler()
492 tsk->thread.xstate->hardfpu.fp_regs[n] = llx >> 32; in ieee_fpe_handler()
[all …]
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| /Linux-v6.1/arch/sh/kernel/cpu/ |
| D | fpu.c | 22 if (!tsk->thread.xstate) { in init_fpu()
23 tsk->thread.xstate = kmem_cache_alloc(task_xstate_cachep, in init_fpu()
25 if (!tsk->thread.xstate) in init_fpu()
30 struct sh_fpu_hard_struct *fp = &tsk->thread.xstate->hardfpu; in init_fpu()
34 struct sh_fpu_soft_struct *fp = &tsk->thread.xstate->softfpu; in init_fpu()
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| /Linux-v6.1/arch/x86/kernel/fpu/ |
| D | xstate.h | 289 struct xregs_state *xstate = ((__force struct xregs_state *)buf); in xrstor_from_user_sigframe() local
297 XSTATE_OP(XRSTOR, xstate, lmask, hmask, err); in xrstor_from_user_sigframe()
309 struct xregs_state *xstate = &fpstate->regs.xsave; in os_xrstor_safe() local
318 XSTATE_OP(XRSTORS, xstate, lmask, hmask, err); in os_xrstor_safe()
320 XSTATE_OP(XRSTOR, xstate, lmask, hmask, err); in os_xrstor_safe()
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| D | xstate.c | 310 static __init void os_xrstor_booting(struct xregs_state *xstate) in os_xrstor_booting() argument
318 XSTATE_OP(XRSTORS, xstate, lmask, hmask, err); in os_xrstor_booting()
320 XSTATE_OP(XRSTOR, xstate, lmask, hmask, err); in os_xrstor_booting()
1039 static void copy_feature(bool from_xstate, struct membuf *to, void *xstate, in copy_feature() argument
1042 membuf_write(to, from_xstate ? xstate : init_xstate, size); in copy_feature()
1314 void xsaves(struct xregs_state *xstate, u64 mask) in xsaves() argument
1321 XSTATE_OP(XSAVES, xstate, (u32)mask, (u32)(mask >> 32), err); in xsaves()
1338 void xrstors(struct xregs_state *xstate, u64 mask) in xrstors() argument
1345 XSTATE_OP(XRSTORS, xstate, (u32)mask, (u32)(mask >> 32), err); in xrstors()
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| D | Makefile | 6 obj-y += init.o bugs.o core.o regset.o signal.o xstate.o
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| /Linux-v6.1/Documentation/x86/ |
| D | index.rst | 44 xstate
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| D | xstate.rst | 63 the handler allocates a larger xstate buffer for the task so the large
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| D | sva.rst | 135 and the cleared IA32_PASID MSR reduces context switch overhead by xstate
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| /Linux-v6.1/arch/sh/include/asm/ |
| D | processor_32.h | 107 union thread_xstate *xstate; member
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| /Linux-v6.1/drivers/net/ppp/ |
| D | ppp_generic.c | 125 unsigned int xstate; /* transmit state bits 68 */ member
820 val = ppp->flags | ppp->xstate | ppp->rstate; in ppp_ioctl()
1817 if ((ppp->xstate & SC_COMP_RUN) && ppp->xc_state && in ppp_send_frame()
3042 ppp->xstate &= ~SC_COMP_RUN; in ppp_set_compress()
3105 ppp->xstate &= ~SC_COMP_RUN; in ppp_ccp_peek()
3118 ppp->xstate &= ~SC_COMP_RUN; in ppp_ccp_peek()
3146 ppp->xstate |= SC_COMP_RUN; in ppp_ccp_peek()
3160 if (ppp->xc_state && (ppp->xstate & SC_COMP_RUN)) in ppp_ccp_peek()
3171 void *xstate, *rstate; in ppp_ccp_closed() local
3176 ppp->xstate = 0; in ppp_ccp_closed()
[all …]
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| /Linux-v6.1/arch/sh/math-emu/ |
| D | math.c | 495 struct sh_fpu_soft_struct *fpu = &(tsk->thread.xstate->softfpu); in do_fpu_inst()
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