diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-08-15 14:16:15 (GMT) |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-08-15 14:16:15 (GMT) |
| commit | 1a10390708d675ebf1a2f5e169a5165626afbd88 (patch) | |
| tree | d9ee7d10abd65e580fb74152a501089f51174225 /include/asm-sparc/visasm.h | |
| parent | 239bd83104ec6bcba90221d8b0973d2565142ef8 (diff) | |
| parent | b635acec48bcaa9183fcbf4e3955616b0d4119b5 (diff) | |
| download | linux-1a10390708d675ebf1a2f5e169a5165626afbd88.tar.xz | |
Merge branch 'linus' into x86/cpu
Diffstat (limited to 'include/asm-sparc/visasm.h')
| -rw-r--r-- | include/asm-sparc/visasm.h | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/include/asm-sparc/visasm.h b/include/asm-sparc/visasm.h deleted file mode 100644 index de797b9..0000000 --- a/include/asm-sparc/visasm.h +++ /dev/null @@ -1,62 +0,0 @@ -#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 \ - rd %fprs, %o5; \ - andcc %o5, FPRS_FEF, %g0; \ - be,pt %icc, 297f; \ - sethi %hi(298f), %g7; \ - sethi %hi(VISenterhalf), %g1; \ - jmpl %g1 + %lo(VISenterhalf), %g0; \ - or %g7, %lo(298f), %g7; \ - clr %o5; \ -297: wr %o5, FPRS_FEF, %fprs; \ -298: - -#define VISExitHalf \ - 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"); -} -#endif - -#endif /* _SPARC64_ASI_H */ |