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Update x86_64 bits/sigcontext.h from kernel 3.4.0

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This commit is contained in:
H.J. Lu
2012-06-04 12:40:46 -07:00
parent 68e408ab5d
commit 14adcbfc36
2 changed files with 44 additions and 0 deletions
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10
ChangeLog
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@@ -1,6 +1,16 @@
2012-06-04 H.J. Lu <hongjiu.lu@intel.com>
[BZ #14117]
* sysdeps/unix/sysv/linux/x86_64/bits/sigcontext.h (FP_XSTATE_MAGIC1):
New macro from Linux kernel 3.4.0.
(FP_XSTATE_MAGIC2): Likewise.
(FP_XSTATE_MAGIC2_SIZE): Likewise.
(X86_FXSR_MAGIC): New macro from Linux i386 kernel.
(struct _fpx_sw_bytes): New struct.
(struct _xsave_hdr): Likewise.
(struct _ymmh_state): Likewise.
(struct _xstate): Likewise.
* sysdeps/unix/sysv/linux/i386/sys/debugreg.h: Removed.
* sysdeps/unix/sysv/linux/i386/sys/reg.h: Likewise.
* sysdeps/unix/sysv/linux/x86_64/sys/debugreg.h: Renamed to ...

34
sysdeps/unix/sysv/linux/x86_64/bits/sigcontext.h
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@@ -22,6 +22,19 @@
# error "Never use <bits/sigcontext.h> directly; include <signal.h> instead."
#endif
#define FP_XSTATE_MAGIC1 0x46505853U
#define FP_XSTATE_MAGIC2 0x46505845U
#define FP_XSTATE_MAGIC2_SIZE sizeof(FP_XSTATE_MAGIC2)
struct _fpx_sw_bytes
{
__uint32_t magic1;
__uint32_t extended_size;
__uint64_t xstate_bv;
__uint32_t xstate_size;
__uint32_t padding[7];
};
struct _fpreg
{
unsigned short significand[4];
@@ -75,6 +88,8 @@ struct _fpstate
# define sigcontext_struct sigcontext
#endif
#define X86_FXSR_MAGIC 0x0000
struct sigcontext
{
unsigned short gs, __gsh;
@@ -157,4 +172,23 @@ struct sigcontext
#endif /* __x86_64__ */
struct _xsave_hdr
{
__uint64_t xstate_bv;
__uint64_t reserved1[2];
__uint64_t reserved2[5];
};
struct _ymmh_state
{
__uint32_t ymmh_space[64];
};
struct _xstate
{
struct _fpstate fpstate;
struct _xsave_hdr xstate_hdr;
struct _ymmh_state ymmh;
};
#endif /* _BITS_SIGCONTEXT_H */