mono/mini/support-s390x.h

   1 /**
   2  * \file
   3  */
   4
   5 #ifndef __MONO_SUPPORT_S390X_H__
   6 #define __MONO_SUPPORT_S390X_H__
   7
   8 #define S390_SET(loc, dr, v)                                    \
   9         do {                                                    \
  10                 guint64 val = (guint64) v;                      \
  11                 if (s390_is_imm16(val)) {                       \
  12                         s390_lghi(loc, dr, val);                \
  13                 } else if (s390_is_uimm16(val)) {               \
  14                         s390_llill(loc, dr, val);               \
  15                 } else if (s390_is_imm32(val)) {                \
  16                         s390_lgfi(loc, dr, val);                \
  17                 } else if (s390_is_uimm32(val)) {               \
  18                         s390_llilf(loc, dr, val);               \
  19                 } else {                                        \
  20                         guint32 hi = (val) >> 32;               \
  21                         guint32 lo = (val) & 0xffffffff;        \
  22                         s390_iihf(loc, dr, hi);                 \
  23                         s390_iilf(loc, dr, lo);                 \
  24                 }                                               \
  25         } while (0)
  26
  27 #define S390_LONG(loc, opy, op, r, ix, br, off)                         \
  28         if (s390_is_imm20(off)) {                                       \
  29                 s390_##opy (loc, r, ix, br, off);                       \
  30         } else {                                                        \
  31                 if (ix == 0) {                                          \
  32                         S390_SET(loc, s390_r13, off);                   \
  33                         s390_la (loc, s390_r13, s390_r13, br, 0);       \
  34                 } else {                                                \
  35                         s390_la   (loc, s390_r13, ix, br, 0);           \
  36                         S390_SET  (loc, s390_r0, off);                  \
  37                         s390_agr  (loc, s390_r13, s390_r0);             \
  38                 }                                                       \
  39                 s390_##op (loc, r, 0, s390_r13, 0);                     \
  40         }
  41
  42 #define S390_SET_MASK(loc, dr, v)                               \
  43         do {                                                    \
  44                 if (s390_is_imm16 (v)) {                        \
  45                         s390_lghi (loc, dr, v);                 \
  46                 } else if (s390_is_imm32 (v)) {                 \
  47                         s390_lgfi (loc, dr, v);                 \
  48                 } else {                                        \
  49                         gint64 val = (gint64) v;                \
  50                         guint32 hi = (val) >> 32;               \
  51                         guint32 lo = (val) & 0xffffffff;        \
  52                         s390_iilf(loc, dr, lo);                 \
  53                         s390_iihf(loc, dr, hi);                 \
  54                 }                                               \
  55         } while (0)
  56
  57 #define S390_CALL_TEMPLATE(loc, r)                              \
  58         do {                                                    \
  59                 s390_iihf (loc, r, 0);                          \
  60                 s390_iilf (loc, r, 0);                          \
  61                 s390_basr (loc, s390_r14, r);                   \
  62         } while (0)
  63
  64 #define S390_BR_TEMPLATE(loc, r)                                \
  65         do {                                                    \
  66                 s390_iihf (loc, r, 0);                          \
  67                 s390_iilf (loc, r, 0);                          \
  68                 s390_br   (loc, r);                             \
  69         } while (0)
  70
  71 #define S390_LOAD_TEMPLATE(loc, r)                              \
  72         do {                                                    \
  73                 s390_iihf (loc, r, 0);                          \
  74                 s390_iilf (loc, r, 0);                          \
  75         } while (0)
  76
  77 #define S390_EMIT_CALL(loc, t)                                  \
  78         do {                                                    \
  79                 gint64 val = (gint64) t;                        \
  80                 guint32 hi = (val) >> 32;                       \
  81                 guint32 lo = (val) & 0xffffffff;                \
  82                 uintptr_t p = (uintptr_t) loc;                  \
  83                 p += 2;                                         \
  84                 *(guint32 *) p = hi;                            \
  85                 p += 6;                                         \
  86                 *(guint32 *) p = lo;                            \
  87         } while (0)
  88
  89 #define S390_EMIT_LOAD(loc, v)                                  \
  90         do {                                                    \
  91                 gint64 val = (gint64) v;                        \
  92                 guint32 hi = (val) >> 32;                       \
  93                 guint32 lo = (val) & 0xffffffff;                \
  94                 uintptr_t p = (uintptr_t) loc;                  \
  95                 p += 2;                                         \
  96                 *(guint32 *) p = hi;                            \
  97                 p += 6;                                         \
  98                 *(guint32 *) p = lo;                            \
  99         } while (0)
 100
 101 #endif  /* __MONO_SUPPORT_S390X_H__ */