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   1 /****************************************************************************
   2  *                                                          __              *
   3  *                ____ ___  ____ __  ______ ___  ____  ____/ /              *
   4  *               / __ `__ \/ __ `/ |/ / __ `__ \/ __ \/ __  /               *
   5  *              / / / / / / /_/ />  </ / / / / / /_/ / /_/ /                *
   6  *             /_/ /_/ /_/\__,_/_/|_/_/ /_/ /_/\____/\__,_/                 *
   7  *                                                                          *
   8  *                       MACROS TO MAKE LIFE EASY                           *
   9  *                                                                          *
  10  *         Copyright (c) 2008, Mukunda Johnson (mukunda@maxmod.org)         *
  11  *                                                                          *
  12  * Permission to use, copy, modify, and/or distribute this software for any *
  13  * purpose with or without fee is hereby granted, provided that the above   *
  14  * copyright notice and this permission notice appear in all copies.        *
  15  *                                                                          *
  16  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES *
  17  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF         *
  18  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR  *
  19  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES   *
  20  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN    *
  21  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF  *
  22  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.           *
  23  ****************************************************************************/
  24
  25 #ifdef SYS_NDS9
  26
  27 .macro ret0             @ arm9 pop {pc} has mode change
  28         pop     {pc}
  29 .endm
  30 .macro ret1             @ arm9 pop {pc} has mode change
  31         pop     {pc}
  32 .endm
  33 .macro ret2             @ arm9 pop {pc} has mode change
  34         pop     {pc}
  35 .endm
  36 .macro ret3             @ arm9 pop {pc} has mode change
  37         pop     {pc}
  38 .endm
  39
  40 .macro jump7
  41         blx     r7
  42 .endm
  43
  44
  45 .macro jump2
  46         blx     r2
  47 .endm
  48
  49 .macro jump1
  50         blx     r1
  51 .endm
  52
  53 .macro fjump2 function
  54         ldr     r2,=function
  55         blx     r2
  56 .endm
  57
  58 #else
  59
  60 .macro ret0             @ arm7 requires pop/bx combo
  61         pop     {r0}
  62         bx      r0
  63 .endm
  64 .macro ret1
  65         pop     {r1}
  66         bx      r1
  67 .endm
  68 .macro ret2
  69         pop     {r2}
  70         bx      r2
  71 .endm
  72 .macro ret3
  73         pop     {r3}
  74         bx      r3
  75 .endm
  76
  77
  78 .macro jump7
  79 #ifdef USE_IWRAM
  80         bl      mpp_call_r7i
  81 #else
  82         bl      mpp_call_r7
  83 #endif
  84 .endm
  85
  86 .macro jump2
  87 #ifdef USE_IWRAM
  88         bl      mpp_call_r2i
  89 #else
  90         bl      mpp_call_r2
  91 #endif
  92 .endm
  93
  94 .macro fjump2 function
  95         ldr     r2,=\function
  96         jump2
  97 .endm
  98
  99 .macro jump1
 100 #ifdef USE_IWRAM
 101         bl      mpp_call_r1i
 102 #else
 103         bl      mpp_call_r1
 104 #endif
 105 .endm
 106
 107 #endif
 108
 109 .macro break9
 110 9: b 9b
 111 .endm
 112
 113 .macro breakp
 114 mov     r11,r11
 115 .endm
 116
 117 .macro GET_MIXCH reg
 118 #ifdef SYS_NDS
 119         ldr     \reg,=mm_mix_channels
 120 #endif
 121 #ifdef SYS_GBA
 122         ldr     \reg,=mm_mixchannels
 123         ldr     \reg, [\reg]
 124 #endif
 125 .endm
 126
 127 //#define ENABLE_PROFILE
 128
 129 .macro PROF_START mode
 130
 131 #ifdef ENABLE_PROFILE
 132
 133         push    {r0-r3}
 134         push    {lr}
 135         ldr     r1,=profile_start
 136         mov     r2, pc
 137         add     r2, #5
 138         mov     lr, r2
 139         bx      r1
 140         pop     {r0}
 141         mov     lr, r0
 142         pop     {r0-r3}
 143 #endif
 144
 145 .endm
 146
 147 .macro PROF_END mode
 148
 149 #ifdef ENABLE_PROFILE
 150         push    {r0-r3}
 151         push    {lr}
 152         mov     r0, #\mode
 153         ldr     r1,=profile_take
 154         mov     r2, pc
 155         add     r2, #5
 156         mov     lr, r2
 157         bx      r1
 158         pop     {r0}
 159         mov     lr, r0
 160         pop     {r0-r3}
 161
 162 #endif
 163
 164 .endm
 165
 166 .macro __SECTION_IWRAM
 167 #ifdef SYS_GBA
 168         .section ".iwram", "ax", %progbits
 169 #else
 170         .text
 171 #endif
 172 .endm
 173
 174 //------------------------------
 175 .macro nocash_msg msg
 176 //------------------------------
 177         mov     r12,r12
 178         b       9f
 179         .hword  0x6464
 180         .hword  0
 181         .string "\msg"
 182         .align 2
 183 9:
 184 .endm
 185 //------------------------------
 186 .macro nocash_reset_clks
 187 //------------------------------
 188         nocash_msg %zeroclks%
 189 .endm
 190 //------------------------------
 191 .macro nocash_print_clks
 192 //------------------------------
 193         nocash_msg %lastclks%
 194 .endm
 195 //------------------------------