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| author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
|---|---|---|
| committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
| commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
| tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /arch/x86/include/asm/sigcontext32.h | |
| parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
| parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
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dirty fix to merging
Diffstat (limited to 'arch/x86/include/asm/sigcontext32.h')
| -rw-r--r-- | arch/x86/include/asm/sigcontext32.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/arch/x86/include/asm/sigcontext32.h b/arch/x86/include/asm/sigcontext32.h new file mode 100644 index 00000000..ad1478c4 --- /dev/null +++ b/arch/x86/include/asm/sigcontext32.h @@ -0,0 +1,77 @@ +#ifndef _ASM_X86_SIGCONTEXT32_H +#define _ASM_X86_SIGCONTEXT32_H + +#include <linux/types.h> + +/* signal context for 32bit programs. */ + +#define X86_FXSR_MAGIC 0x0000 + +struct _fpreg { + unsigned short significand[4]; + unsigned short exponent; +}; + +struct _fpxreg { + unsigned short significand[4]; + unsigned short exponent; + unsigned short padding[3]; +}; + +struct _xmmreg { + __u32 element[4]; +}; + +/* FSAVE frame with extensions */ +struct _fpstate_ia32 { + /* Regular FPU environment */ + __u32 cw; + __u32 sw; + __u32 tag; /* not compatible to 64bit twd */ + __u32 ipoff; + __u32 cssel; + __u32 dataoff; + __u32 datasel; + struct _fpreg _st[8]; + unsigned short status; + unsigned short magic; /* 0xffff = regular FPU data only */ + + /* FXSR FPU environment */ + __u32 _fxsr_env[6]; + __u32 mxcsr; + __u32 reserved; + struct _fpxreg _fxsr_st[8]; + struct _xmmreg _xmm[8]; /* It's actually 16 */ + __u32 padding[44]; + union { + __u32 padding2[12]; + struct _fpx_sw_bytes sw_reserved; + }; +}; + +struct sigcontext_ia32 { + unsigned short gs, __gsh; + unsigned short fs, __fsh; + unsigned short es, __esh; + unsigned short ds, __dsh; + unsigned int di; + unsigned int si; + unsigned int bp; + unsigned int sp; + unsigned int bx; + unsigned int dx; + unsigned int cx; + unsigned int ax; + unsigned int trapno; + unsigned int err; + unsigned int ip; + unsigned short cs, __csh; + unsigned int flags; + unsigned int sp_at_signal; + unsigned short ss, __ssh; + unsigned int fpstate; /* really (struct _fpstate_ia32 *) */ + unsigned int oldmask; + unsigned int cr2; +}; + +#endif /* _ASM_X86_SIGCONTEXT32_H */ |