usr/src/lib/libc/amd64/unwind/reg_num.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 /*
  28  * DWARF register numbers for AMD64
  29  */
  30
  31 #ifndef _REG_NUM_H
  32 #define _REG_NUM_H
  33
  34 #pragma ident   "%Z%%M% %I%     %E% SMI"
  35
  36 /*
  37  * Dwarf register numbers for AMD64
  38  * Only those with trailing comments are actually tracked
  39  */
  40 #define GPR_RAX 0
  41 #define GPR_RDX 1
  42 #define GPR_RCX 2
  43 #define GPR_RBX 3       /* callee saves */
  44 #define GPR_RSI 4
  45 #define GPR_RDI 5
  46 #define FP_RBP  6       /* callee saves (optional frame pointer) */
  47 #define SP_RSP  7       /* stack pointer */
  48 #define EIR_R8  8
  49 #define EIR_R9  9
  50 #define EIR_R10 10
  51 #define EIR_R11 11
  52 #define EIR_R12 12      /* callee saves */
  53 #define EIR_R13 13      /* callee saves */
  54 #define EIR_R14 14      /* callee saves */
  55 #define EIR_R15 15      /* callee saves */
  56 #define RET_ADD 16      /* virtual register - really caller's PC */
  57 #define CF_ADDR 17      /* virtual register - tracks frame location */
  58
  59 #if 0
  60 #define SSE_XMM0        17
  61 #define SSE_XMM1        18
  62 #define SSE_XMM2        19
  63 #define SSE_XMM3        20
  64 #define SSE_XMM4        21
  65 #define SSE_XMM5        22
  66 #define SSE_XMM6        23
  67 #define SSE_XMM7        24
  68 #define SSE_XMM8        25
  69 #define SSE_XMM9        26
  70 #define SSE_XMM10       27
  71 #define SSE_XMM11       28
  72 #define SSE_XMM12       29
  73 #define SSE_XMM13       30
  74 #define SSE_XMM14       31
  75 #define SSE_XMM15       32
  76 #define FP_ST0          33
  77 #define FP_ST1          34
  78 #define FP_ST2          35
  79 #define FP_ST3          36
  80 #define FP_ST4          37
  81 #define FP_ST5          38
  82 #define FP_ST6          39
  83 #define FP_ST7          40
  84 #define MMX_MMN0        41
  85 #define MMX_MMN1        42
  86 #define MMX_MMN2        43
  87 #define MMX_MMN3        44
  88 #define MMX_MMN4        45
  89 #define MMX_MMN5        46
  90 #define MMX_MMN6        47
  91 #define MMX_MMN7        48
  92 #endif
  93 #define BAD_REG         49
  94
  95 /*
  96  * register arrays used in support routines contain 16 8-byte slots
  97  * indexed from GPR_RAX to EIR_R15
  98  *
  99  *      %rax    0       0       <undefined>
 100  *      %rdx    1       8       handler parameter
 101  *      %rcx    2       16      handler parameter
 102  *      %rbx    3       24      preserved
 103  *      %rsi    4       32      handler parameter
 104  *      %rdi    5       40      handler parameter
 105  *      %rbp    6       48      frame pointer
 106  *      %rsp    7       56      stack pointer
 107  *      %r8     8       64      <undefined>
 108  *      %r9     9       72      <undefined>
 109  *      %r10    10      80      <undefined>
 110  *      %r11    11      88      <undefined>
 111  *      %r12    12      96      preserved
 112  *      %r13    13      104     preserved
 113  *      %r14    14      112     preserved
 114  *      %r15    15      120     preserved
 115  *
 116  * register state arrays used to hold propagation information
 117  * have two additional elements (indices RET_ADD and CF_ADDR)
 118  */
 119
 120 #endif  /* _REG_NUM_H */