LXR qemu/tcg/s390/tcg-target.h

   1/*
   2 * Tiny Code Generator for QEMU
   3 *
   4 * Copyright (c) 2009 Ulrich Hecht <uli@suse.de>
   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
  25#ifndef S390_TCG_TARGET_H
  26#define S390_TCG_TARGET_H
  27
  28#define TCG_TARGET_INSN_UNIT_SIZE 2
  29#define TCG_TARGET_TLB_DISPLACEMENT_BITS 19
  30
  31typedef enum TCGReg {
  32    TCG_REG_R0 = 0,
  33    TCG_REG_R1,
  34    TCG_REG_R2,
  35    TCG_REG_R3,
  36    TCG_REG_R4,
  37    TCG_REG_R5,
  38    TCG_REG_R6,
  39    TCG_REG_R7,
  40    TCG_REG_R8,
  41    TCG_REG_R9,
  42    TCG_REG_R10,
  43    TCG_REG_R11,
  44    TCG_REG_R12,
  45    TCG_REG_R13,
  46    TCG_REG_R14,
  47    TCG_REG_R15
  48} TCGReg;
  49
  50#define TCG_TARGET_NB_REGS 16
  51
  52/* optional instructions */
  53#define TCG_TARGET_HAS_div2_i32         1
  54#define TCG_TARGET_HAS_rot_i32          1
  55#define TCG_TARGET_HAS_ext8s_i32        1
  56#define TCG_TARGET_HAS_ext16s_i32       1
  57#define TCG_TARGET_HAS_ext8u_i32        1
  58#define TCG_TARGET_HAS_ext16u_i32       1
  59#define TCG_TARGET_HAS_bswap16_i32      1
  60#define TCG_TARGET_HAS_bswap32_i32      1
  61#define TCG_TARGET_HAS_not_i32          0
  62#define TCG_TARGET_HAS_neg_i32          1
  63#define TCG_TARGET_HAS_andc_i32         0
  64#define TCG_TARGET_HAS_orc_i32          0
  65#define TCG_TARGET_HAS_eqv_i32          0
  66#define TCG_TARGET_HAS_nand_i32         0
  67#define TCG_TARGET_HAS_nor_i32          0
  68#define TCG_TARGET_HAS_deposit_i32      1
  69#define TCG_TARGET_HAS_movcond_i32      1
  70#define TCG_TARGET_HAS_add2_i32         1
  71#define TCG_TARGET_HAS_sub2_i32         1
  72#define TCG_TARGET_HAS_mulu2_i32        0
  73#define TCG_TARGET_HAS_muls2_i32        0
  74#define TCG_TARGET_HAS_muluh_i32        0
  75#define TCG_TARGET_HAS_mulsh_i32        0
  76#define TCG_TARGET_HAS_extrl_i64_i32    0
  77#define TCG_TARGET_HAS_extrh_i64_i32    0
  78
  79#define TCG_TARGET_HAS_div2_i64         1
  80#define TCG_TARGET_HAS_rot_i64          1
  81#define TCG_TARGET_HAS_ext8s_i64        1
  82#define TCG_TARGET_HAS_ext16s_i64       1
  83#define TCG_TARGET_HAS_ext32s_i64       1
  84#define TCG_TARGET_HAS_ext8u_i64        1
  85#define TCG_TARGET_HAS_ext16u_i64       1
  86#define TCG_TARGET_HAS_ext32u_i64       1
  87#define TCG_TARGET_HAS_bswap16_i64      1
  88#define TCG_TARGET_HAS_bswap32_i64      1
  89#define TCG_TARGET_HAS_bswap64_i64      1
  90#define TCG_TARGET_HAS_not_i64          0
  91#define TCG_TARGET_HAS_neg_i64          1
  92#define TCG_TARGET_HAS_andc_i64         0
  93#define TCG_TARGET_HAS_orc_i64          0
  94#define TCG_TARGET_HAS_eqv_i64          0
  95#define TCG_TARGET_HAS_nand_i64         0
  96#define TCG_TARGET_HAS_nor_i64          0
  97#define TCG_TARGET_HAS_deposit_i64      1
  98#define TCG_TARGET_HAS_movcond_i64      1
  99#define TCG_TARGET_HAS_add2_i64         1
 100#define TCG_TARGET_HAS_sub2_i64         1
 101#define TCG_TARGET_HAS_mulu2_i64        1
 102#define TCG_TARGET_HAS_muls2_i64        0
 103#define TCG_TARGET_HAS_muluh_i64        0
 104#define TCG_TARGET_HAS_mulsh_i64        0
 105
 106extern bool tcg_target_deposit_valid(int ofs, int len);
 107#define TCG_TARGET_deposit_i32_valid  tcg_target_deposit_valid
 108#define TCG_TARGET_deposit_i64_valid  tcg_target_deposit_valid
 109
 110/* used for function call generation */
 111#define TCG_REG_CALL_STACK              TCG_REG_R15
 112#define TCG_TARGET_STACK_ALIGN          8
 113#define TCG_TARGET_CALL_STACK_OFFSET    160
 114
 115#define TCG_TARGET_EXTEND_ARGS 1
 116
 117enum {
 118    TCG_AREG0 = TCG_REG_R10,
 119};
 120
 121static inline void flush_icache_range(uintptr_t start, uintptr_t stop)
 122{
 123}
 124
 125#endif
 126