LXR qemu/tcg/ppc/tcg-target.h

   1/*
   2 * Tiny Code Generator for QEMU
   3 *
   4 * Copyright (c) 2008 Fabrice Bellard
   5 *
   6 * Permission is hereby granted, free of charge, to any person obtaining a copy
   7 * of this software and associated documentation files (the "Software"), to deal
   8 * in the Software without restriction, including without limitation the rights
   9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10 * copies of the Software, and to permit persons to whom the Software is
  11 * furnished to do so, subject to the following conditions:
  12 *
  13 * The above copyright notice and this permission notice shall be included in
  14 * all copies or substantial portions of the Software.
  15 *
  16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22 * THE SOFTWARE.
  23 */
  24#ifndef TCG_TARGET_PPC 
  25#define TCG_TARGET_PPC 1
  26
  27#define TCG_TARGET_WORDS_BIGENDIAN
  28#define TCG_TARGET_NB_REGS 32
  29
  30typedef enum {
  31    TCG_REG_R0 = 0,
  32    TCG_REG_R1,
  33    TCG_REG_R2,
  34    TCG_REG_R3,
  35    TCG_REG_R4,
  36    TCG_REG_R5,
  37    TCG_REG_R6,
  38    TCG_REG_R7,
  39    TCG_REG_R8,
  40    TCG_REG_R9,
  41    TCG_REG_R10,
  42    TCG_REG_R11,
  43    TCG_REG_R12,
  44    TCG_REG_R13,
  45    TCG_REG_R14,
  46    TCG_REG_R15,
  47    TCG_REG_R16,
  48    TCG_REG_R17,
  49    TCG_REG_R18,
  50    TCG_REG_R19,
  51    TCG_REG_R20,
  52    TCG_REG_R21,
  53    TCG_REG_R22,
  54    TCG_REG_R23,
  55    TCG_REG_R24,
  56    TCG_REG_R25,
  57    TCG_REG_R26,
  58    TCG_REG_R27,
  59    TCG_REG_R28,
  60    TCG_REG_R29,
  61    TCG_REG_R30,
  62    TCG_REG_R31
  63} TCGReg;
  64
  65/* used for function call generation */
  66#define TCG_REG_CALL_STACK TCG_REG_R1
  67#define TCG_TARGET_STACK_ALIGN 16
  68#if defined _CALL_DARWIN || defined __APPLE__
  69#define TCG_TARGET_CALL_STACK_OFFSET 24
  70#elif defined _CALL_AIX
  71#define TCG_TARGET_CALL_STACK_OFFSET 52
  72#elif defined _CALL_SYSV
  73#define TCG_TARGET_CALL_ALIGN_ARGS 1
  74#define TCG_TARGET_CALL_STACK_OFFSET 8
  75#else
  76#error Unsupported system
  77#endif
  78
  79/* optional instructions */
  80#define TCG_TARGET_HAS_div_i32          1
  81#define TCG_TARGET_HAS_rem_i32          0
  82#define TCG_TARGET_HAS_rot_i32          1
  83#define TCG_TARGET_HAS_ext8s_i32        1
  84#define TCG_TARGET_HAS_ext16s_i32       1
  85#define TCG_TARGET_HAS_ext8u_i32        1
  86#define TCG_TARGET_HAS_ext16u_i32       1
  87#define TCG_TARGET_HAS_bswap16_i32      1
  88#define TCG_TARGET_HAS_bswap32_i32      1
  89#define TCG_TARGET_HAS_not_i32          1
  90#define TCG_TARGET_HAS_neg_i32          1
  91#define TCG_TARGET_HAS_andc_i32         1
  92#define TCG_TARGET_HAS_orc_i32          1
  93#define TCG_TARGET_HAS_eqv_i32          1
  94#define TCG_TARGET_HAS_nand_i32         1
  95#define TCG_TARGET_HAS_nor_i32          1
  96#define TCG_TARGET_HAS_deposit_i32      1
  97#define TCG_TARGET_HAS_movcond_i32      1
  98#define TCG_TARGET_HAS_muls2_i32        0
  99#define TCG_TARGET_HAS_muluh_i32        0
 100#define TCG_TARGET_HAS_mulsh_i32        0
 101
 102#define TCG_TARGET_HAS_new_ldst         1
 103
 104#define TCG_AREG0 TCG_REG_R27
 105
 106#define tcg_qemu_tb_exec(env, tb_ptr) \
 107    ((uintptr_t __attribute__ ((longcall)) \
 108      (*)(void *, void *))tcg_ctx.code_gen_prologue)(env, tb_ptr)
 109
 110#endif
 111