XXX AVX procfs

@@ -25,12 +25,10 @@
  */
 
 #ifndef _SYS_PROCFS_ISA_H
 #define _SYS_PROCFS_ISA_H
 
-#pragma ident   "%Z%%M% %I%     %E% SMI"
-
 /*
  * Instruction Set Architecture specific component of <sys/procfs.h>
  * i386 version
  */
 

@@ -112,10 +110,68 @@
 #define R_FP    EBP
 #define R_R0    EAX
 #define R_R1    EDX
 #endif
 
+#define XR_TYPE_XSAVE   0x101
+
+typedef struct prxregset {
+        uint32_t        pr_type;
+        uint32_t        pr_align;
+        uint32_t        pr_xsize;
+        uint32_t        pr_pad;
+        union {
+                struct pr_xsave {
+                        uint16_t        pr_fcw;
+                        uint16_t        pr_fsw;
+                        uint16_t        pr_fctw;
+                        uint16_t        pr_fop;
+#if defined(__amd64)
+                        uint64_t        pr_rip;
+                        uint64_t        pr_rdp;
+#else
+                        uint32_t        pr_eip;
+                        uint16_t        pr_cs;
+                        uint16_t        __pr_ign0;
+                        uint32_t        pr_dp;
+                        uint16_t        pr_ds;
+                        uint16_t        __pr_ign1;
+#endif
+                        uint32_t        pr_mxcsr;
+                        uint32_t        pr_mxcsr_mask;
+                        union {
+                                uint16_t        pr_fpr_16[5];
+                                u_longlong_t    pr_fpr_mmx;
+                                uint32_t        __pr_fpr_pad[4];
+                        } pr_st[8];
+#if defined(__amd64)
+                        upad128_t       pr_xmm[16];
+                        upad128_t       __pr_ign2[3];
+#else
+                        upad128_t       pr_xmm[8];
+                        upad128_t       __pr_ign2[11];
+#endif
+                        union {
+                                struct {
+                                        uint64_t        pr_xcr0;
+                                        uint64_t        pr_mbz[2];
+                                } pr_xsave_info;
+                                upad128_t       __pr_pad[3];
+                        } pr_sw_avail;
+                        uint64_t        pr_xstate_bv;
+                        uint64_t        pr_rsv_mbz[2];
+                        uint64_t        pr_reserved[5];
+#if defined(__amd64)
+                        upad128_t       pr_ymm[16];
+#else
+                        upad128_t       pr_ymm[8];
+                        upad128_t       __pr_ign3[8];
+#endif
+                } pr_xsave;
+        } pr_un;
+} prxregset_t;
+
 #ifdef  __cplusplus
 }
 #endif
 
 #endif  /* _SYS_PROCFS_ISA_H */