include/asm-mips/sim.h

   1 /*
   2  * This file is subject to the terms and conditions of the GNU General Public
   3  * License.  See the file "COPYING" in the main directory of this archive
   4  * for more details.
   5  *
   6  * Copyright (C) 1999, 2000, 2003 Ralf Baechle
   7  * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
   8  */
   9 #ifndef _ASM_SIM_H
  10 #define _ASM_SIM_H
  11
  12 #include <linux/config.h>
  13
  14 #include <asm/offset.h>
  15
  16 #ifdef CONFIG_MIPS32
  17
  18 /* Used in declaration of save_static functions.  */
  19 #define static_unused static __attribute__((unused))
  20
  21 #define __str2(x) #x
  22 #define __str(x) __str2(x)
  23
  24 #define save_static_function(symbol)                                    \
  25 __asm__ (                                                               \
  26         ".text\n\t"                                                     \
  27         ".globl\t" #symbol "\n\t"                                       \
  28         ".align\t2\n\t"                                                 \
  29         ".type\t" #symbol ", @function\n\t"                             \
  30         ".ent\t" #symbol ", 0\n"                                        \
  31         #symbol":\n\t"                                                  \
  32         ".frame\t$29, 0, $31\n\t"                                       \
  33         "sw\t$16,"__str(PT_R16)"($29)\t\t\t# save_static_function\n\t"  \
  34         "sw\t$17,"__str(PT_R17)"($29)\n\t"                              \
  35         "sw\t$18,"__str(PT_R18)"($29)\n\t"                              \
  36         "sw\t$19,"__str(PT_R19)"($29)\n\t"                              \
  37         "sw\t$20,"__str(PT_R20)"($29)\n\t"                              \
  38         "sw\t$21,"__str(PT_R21)"($29)\n\t"                              \
  39         "sw\t$22,"__str(PT_R22)"($29)\n\t"                              \
  40         "sw\t$23,"__str(PT_R23)"($29)\n\t"                              \
  41         "sw\t$30,"__str(PT_R30)"($29)\n\t"                              \
  42         ".end\t" #symbol "\n\t"                                         \
  43         ".size\t" #symbol",. - " #symbol)
  44
  45 #define save_static(frame)      do { } while (0)
  46
  47 #define nabi_no_regargs
  48
  49 #endif /* CONFIG_MIPS32 */
  50
  51 #ifdef CONFIG_MIPS64
  52
  53 /* Used in declaration of save_static functions.  */
  54 #define static_unused static __attribute__((unused))
  55
  56 #define __str2(x) #x
  57 #define __str(x) __str2(x)
  58
  59 #define save_static_function(symbol)                                    \
  60 __asm__ (                                                               \
  61         ".text\n\t"                                                     \
  62         ".globl\t" #symbol "\n\t"                                       \
  63         ".align\t2\n\t"                                                 \
  64         ".type\t" #symbol ", @function\n\t"                             \
  65         ".ent\t" #symbol ", 0\n"                                        \
  66         #symbol":\n\t"                                                  \
  67         ".frame\t$29, 0, $31\n\t"                                       \
  68         ".end\t" #symbol "\n\t"                                         \
  69         ".size\t" #symbol",. - " #symbol)
  70
  71 #define save_static(frame)                                              \
  72         __asm__ __volatile__(                                           \
  73                 "sd\t$16,"__str(PT_R16)"(%0)\n\t"                       \
  74                 "sd\t$17,"__str(PT_R17)"(%0)\n\t"                       \
  75                 "sd\t$18,"__str(PT_R18)"(%0)\n\t"                       \
  76                 "sd\t$19,"__str(PT_R19)"(%0)\n\t"                       \
  77                 "sd\t$20,"__str(PT_R20)"(%0)\n\t"                       \
  78                 "sd\t$21,"__str(PT_R21)"(%0)\n\t"                       \
  79                 "sd\t$22,"__str(PT_R22)"(%0)\n\t"                       \
  80                 "sd\t$23,"__str(PT_R23)"(%0)\n\t"                       \
  81                 "sd\t$30,"__str(PT_R30)"(%0)\n\t"                       \
  82                 : /* No outputs */                                      \
  83                 : "r" (frame))
  84
  85 #define nabi_no_regargs                                                 \
  86         unsigned long __dummy0,                                         \
  87         unsigned long __dummy1,                                         \
  88         unsigned long __dummy2,                                         \
  89         unsigned long __dummy3,                                         \
  90         unsigned long __dummy4,                                         \
  91         unsigned long __dummy5,                                         \
  92         unsigned long __dummy6,                                         \
  93         unsigned long __dummy7,
  94
  95 #endif /* CONFIG_MIPS64 */
  96
  97 #endif /* _ASM_SIM_H */