xnu-2050.48.11.tar.gz

[apple/xnu.git] / osfmk / mach / i386 / fp_reg.h

diff --git a/osfmk/mach/i386/fp_reg.h b/osfmk/mach/i386/fp_reg.h
index 87632e94477fd8bdb7bed775efe93c8ab00bf90b..92d504f3f94aa7267326e6241edb4c4ade4274ed 100644 (file)
--- a/osfmk/mach/i386/fp_reg.h
+++ b/osfmk/mach/i386/fp_reg.h
@@ -59,51 +59,65 @@
 #ifndef        _I386_FP_SAVE_H_
 #define        _I386_FP_SAVE_H_
 
-/*
- *     Floating point registers and status, as saved
- *     and restored by FP save/restore instructions.
- */
-struct i386_fp_save    {
-       unsigned short  fp_control;     /* control */
-       unsigned short  fp_unused_1;
-       unsigned short  fp_status;      /* status */
-       unsigned short  fp_unused_2;
-       unsigned short  fp_tag;         /* register tags */
-       unsigned short  fp_unused_3;
-       unsigned int    fp_eip;         /* eip at failed instruction */
-       unsigned short  fp_cs;          /* cs at failed instruction */
-       unsigned short  fp_opcode;      /* opcode of failed instruction */
-       unsigned int    fp_dp;          /* data address */
-       unsigned short  fp_ds;          /* data segment */
-       unsigned short  fp_unused_4;
-};
+#ifdef  MACH_KERNEL_PRIVATE
+
+
+struct         x86_fx_thread_state {
+       unsigned short  fx_control;     /* control */
+       unsigned short  fx_status;      /* status */
+       unsigned char   fx_tag;         /* register tags */
+       unsigned char   fx_bbz1;        /* better be zero when calling fxrtstor */
+       unsigned short  fx_opcode;
+       unsigned int    fx_eip;         /* eip  instruction */
+       unsigned short  fx_cs;          /* cs instruction */
+       unsigned short  fx_bbz2;        /* better be zero when calling fxrtstor */ 
+       unsigned int    fx_dp;          /* data address */
+       unsigned short  fx_ds;          /* data segment */
+       unsigned short  fx_bbz3;        /* better be zero when calling fxrtstor */
+       unsigned int    fx_MXCSR;
+       unsigned int    fx_MXCSR_MASK;
+       unsigned short  fx_reg_word[8][8];      /* STx/MMx registers */
+       unsigned short  fx_XMM_reg[8][16];      /* XMM0-XMM15 on 64 bit processors */
+                                                /* XMM0-XMM7  on 32 bit processors... unused storage reserved */
+
+       unsigned char   fx_reserved[16*5];      /* reserved by intel for future
+                                                * expansion */
+       unsigned int    fp_valid;
+       unsigned int    fp_save_layout;
+       unsigned char   fx_pad[8];
+}__attribute__ ((packed));
 
-struct i386_fp_regs {
-       unsigned short  fp_reg_word[5][8];
-                                       /* space for 8 80-bit FP registers */
-};
+struct x86_avx_thread_state {
+       unsigned short  fx_control;     /* control */
+       unsigned short  fx_status;      /* status */
+       unsigned char   fx_tag;         /* register tags */
+       unsigned char   fx_bbz1;        /* reserved zero */
+       unsigned short  fx_opcode;
+       unsigned int    fx_eip;         /* eip  instruction */
+       unsigned short  fx_cs;          /* cs instruction */
+       unsigned short  fx_bbz2;        /* reserved zero */
+       unsigned int    fx_dp;          /* data address */
+       unsigned short  fx_ds;          /* data segment */
+       unsigned short  fx_bbz3;        /* reserved zero */
+       unsigned int    fx_MXCSR;
+       unsigned int    fx_MXCSR_MASK;
+       unsigned short  fx_reg_word[8][8];      /* STx/MMx registers */
+       unsigned short  fx_XMM_reg[8][16];      /* XMM0-XMM15 on 64 bit processors */
+                                                /* XMM0-XMM7  on 32 bit processors... unused storage reserved */
+       unsigned char   fx_reserved[16*5];      /* reserved */
+       unsigned int    fp_valid;
+       unsigned int    fp_save_layout;
+       unsigned char   fx_pad[8];
 
-/* note when allocating this data structure, it must be 16 byte aligned. */
-struct i386_fx_save {
-        unsigned short  fx_control;     /* control */
-        unsigned short  fx_status;      /* status */
-        unsigned char          fx_tag;         /* register tags */
-        unsigned char  fx_bbz1;        /* better be zero when calling fxrtstor */
-        unsigned short  fx_opcode;
-        unsigned int    fx_eip;         /* eip  instruction */
-        unsigned short  fx_cs;          /* cs instruction */
-        unsigned short  fx_bbz2;       /* better be zero when calling fxrtstor */ 
-        unsigned int    fx_dp;          /* data address */
-        unsigned short  fx_ds;          /* data segment */
-        unsigned short  fx_bbz3;       /* better be zero when calling fxrtstor */
-        unsigned int   fx_MXCSR;
-        unsigned int   fx_MXCSR_MASK;
-        unsigned short  fx_reg_word[8][8];      /* STx/MMx registers */
-        unsigned short  fx_XMM_reg[8][8];       /* XMM0-XMM7 */
-        unsigned char  fx_reserved[16*14];     /* reserved by intel for future expansion */
-};
+       struct  xsave_header {                  /* Offset 512, xsave header */
+               uint64_t xsbv;
+               char    xhrsvd[56];
+       }_xh;
 
+       unsigned int    x_YMMH_reg[4][16];      /* Offset 576, high YMMs*/
+}__attribute__ ((packed));
 
+#endif /* MACH_KERNEL_PRIVATE */
 /*
  * Control register
  */