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Server : Apache/2.4.18 (Ubuntu) System : Linux canvaswebdesign 3.13.0-71-generic #114-Ubuntu SMP Tue Dec 1 02:34:22 UTC 2015 x86_64 User : oppastar ( 1041) PHP Version : 7.0.33-0ubuntu0.16.04.15 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, Directory : /lib/modules/4.4.0-143-generic/build/arch/sparc/include/asm/ |
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#ifndef _SPARC64_VISASM_H
#define _SPARC64_VISASM_H
/* visasm.h: FPU saving macros for VIS routines
*
* Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz)
*/
#include <asm/pstate.h>
#include <asm/ptrace.h>
/* Clobbers %o5, %g1, %g2, %g3, %g7, %icc, %xcc */
#define VISEntry \
rd %fprs, %o5; \
andcc %o5, (FPRS_FEF|FPRS_DU), %g0; \
be,pt %icc, 297f; \
sethi %hi(297f), %g7; \
sethi %hi(VISenter), %g1; \
jmpl %g1 + %lo(VISenter), %g0; \
or %g7, %lo(297f), %g7; \
297: wr %g0, FPRS_FEF, %fprs; \
#define VISExit \
wr %g0, 0, %fprs;
/* Clobbers %o5, %g1, %g2, %g3, %g7, %icc, %xcc.
* Must preserve %o5 between VISEntryHalf and VISExitHalf */
#define VISEntryHalf \
VISEntry
#define VISExitHalf \
VISExit
#define VISEntryHalfFast(fail_label) \
rd %fprs, %o5; \
andcc %o5, FPRS_FEF, %g0; \
be,pt %icc, 297f; \
nop; \
ba,a,pt %xcc, fail_label; \
297: wr %o5, FPRS_FEF, %fprs;
#define VISExitHalfFast \
wr %o5, 0, %fprs;
#ifndef __ASSEMBLY__
static inline void save_and_clear_fpu(void) {
__asm__ __volatile__ (
" rd %%fprs, %%o5\n"
" andcc %%o5, %0, %%g0\n"
" be,pt %%icc, 299f\n"
" sethi %%hi(298f), %%g7\n"
" sethi %%hi(VISenter), %%g1\n"
" jmpl %%g1 + %%lo(VISenter), %%g0\n"
" or %%g7, %%lo(298f), %%g7\n"
" 298: wr %%g0, 0, %%fprs\n"
" 299:\n"
" " : : "i" (FPRS_FEF|FPRS_DU) :
"o5", "g1", "g2", "g3", "g7", "cc");
}
int vis_emul(struct pt_regs *, unsigned int);
#endif
#endif /* _SPARC64_ASI_H */