Aren/NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Adapt to new PCU based FPU code.

Browse Source
This commit is contained in:
matt 2011-05-05 16:20:55 +00:00
parent a595e9f720
commit cf77a76b75
1 changed files with 15 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
sys/compat/linux/arch/powerpc/linux_machdep.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: linux_machdep.c,v 1.45 2011/01/20 11:59:24 he Exp $ */
/* $NetBSD: linux_machdep.c,v 1.46 2011/05/05 16:20:55 matt Exp $ */
/*-
* Copyright (c) 1995, 2000, 2001 The NetBSD Foundation, Inc.
@ -30,7 +30,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: linux_machdep.c,v 1.45 2011/01/20 11:59:24 he Exp $");
__KERNEL_RCSID(0, "$NetBSD: linux_machdep.c,v 1.46 2011/05/05 16:20:55 matt Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -181,7 +181,9 @@ linux_sendsig(const ksiginfo_t *ksi, const sigset_t *mask)
memset(&frame, 0, sizeof(frame));
memcpy(&frame.lgp_regs, &linux_regs, sizeof(linux_regs));
fpu_save_lwp(curlwp, FPU_SAVE);
#ifdef PPC_HAVE_FPU
fpu_save();
#endif
memcpy(&frame.lfp_regs, curpcb->pcb_fpu.fpreg, sizeof(frame.lfp_regs));
/*
@ -319,11 +321,15 @@ linux_sys_rt_sigreturn(struct lwp *l, const struct linux_sys_rt_sigreturn_args *
/*
* Make sure the fpu state is discarded
*/
fpu_save_lwp(curlwp, FPU_DISCARD);
#ifdef PPC_HAVE_FPU
fpu_discard();
#endif
memcpy(curpcb->pcb_fpu.fpreg, (void *)&sregs.lfp_regs,
sizeof(curpcb->pcb_fpu.fpreg));
fpu_mark_used(curlwp);
mutex_enter(p->p_lock);
/*
@ -409,11 +415,15 @@ linux_sys_sigreturn(struct lwp *l, const struct linux_sys_sigreturn_args *uap, r
/*
* Make sure the fpu state is discarded
*/
fpu_save_lwp(curlwp, FPU_DISCARD);
#ifdef PPC_HAVE_FPU
fpu_discard();
#endif
memcpy(curpcb->pcb_fpu.fpreg, (void *)&sregs.lfp_regs,
sizeof(curpcb->pcb_fpu.fpreg));
fpu_mark_used(curlwp);
mutex_enter(p->p_lock);
/*