mono/mini/mini-s390x.h

   1 #ifndef __MONO_MINI_S390X_H__
   2 #define __MONO_MINI_S390X_H__
   3
   4 #include <mono/arch/s390x/s390x-codegen.h>
   5 #include <signal.h>
   6
   7 #define MONO_MAX_IREGS 16
   8 #define MONO_MAX_FREGS 16
   9
  10 #define MONO_ARCH_FRAME_ALIGNMENT 8
  11
  12 #define MONO_EMIT_NEW_MOVE(cfg,dest,offset,src,imm,size) do {                   \
  13                 MonoInst *inst;                                                 \
  14                 int tmpr = 0;                                                   \
  15                 int sReg, dReg;                                                 \
  16                                                                                 \
  17                 inst = mono_mempool_alloc0 ((cfg)->mempool, sizeof (MonoInst)); \
  18                 if (size > 256) {                                               \
  19                         tmpr = mono_regstate_next_int (cfg->rs);                \
  20                         MONO_EMIT_NEW_ICONST(cfg,tmpr,size);                    \
  21                         inst->dreg        = dest;                               \
  22                         inst->inst_offset = offset;                             \
  23                         inst->sreg1       = src;                                \
  24                         inst->inst_imm    = imm;                                \
  25                         inst->sreg2       = tmpr;                               \
  26                 } else {                                                        \
  27                         if (s390_is_uimm12(offset)) {                           \
  28                                 inst->dreg        = dest;                       \
  29                                 inst->inst_offset = offset;                     \
  30                         } else {                                                \
  31                                 dReg = mono_regstate_next_int (cfg->rs);        \
  32                                 MONO_EMIT_NEW_BIALU_IMM(cfg, OP_ADD_IMM,        \
  33                                         dReg, dest, offset);                    \
  34                                 inst->dreg        = dReg;                       \
  35                                 inst->inst_offset = 0;                          \
  36                         }                                                       \
  37                         if (s390_is_uimm12(imm)) {                              \
  38                                 inst->sreg1       = src;                        \
  39                                 inst->inst_imm    = imm;                        \
  40                         } else {                                                \
  41                                 sReg = mono_regstate_next_int (cfg->rs);        \
  42                                 MONO_EMIT_NEW_BIALU_IMM(cfg, OP_ADD_IMM,        \
  43                                         sReg, src, imm);                        \
  44                                 inst->sreg1       = sReg;                       \
  45                                 inst->inst_imm    = 0;                          \
  46                         }                                                       \
  47                 }                                                               \
  48                 inst->opcode      = OP_S390_MOVE;                               \
  49                 inst->unused      = size;                                       \
  50                 mono_bblock_add_inst (cfg->cbb, inst);                          \
  51         } while (0)
  52
  53 #define MONO_OUTPUT_VTR(cfg, size, dr, sr, so) do {                             \
  54         switch (size) {                                                         \
  55                 case 1:                                                         \
  56                         MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADU1_MEMBASE,   \
  57                                 dr, sr, so);                                    \
  58                 break;                                                          \
  59                 case 2:                                                         \
  60                         MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADU2_MEMBASE,   \
  61                                 dr, sr, so);                                    \
  62                 break;                                                          \
  63                 case 4:                                                         \
  64                         MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADU4_MEMBASE,   \
  65                                 dr, sr, so);                                    \
  66                 break;                                                          \
  67                 case 8:                                                         \
  68                         MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOAD_MEMBASE,     \
  69                                 dr, sr, so);                                    \
  70                 break;                                                          \
  71         }                                                                       \
  72 } while (0)
  73
  74 #define MONO_OUTPUT_VTS(cfg, size, dr, dx, sr, so) do {                         \
  75         int tmpr;                                                               \
  76         switch (size) {                                                         \
  77                 case 1:                                                         \
  78                         tmpr = mono_regstate_next_int (cfg->rs);                \
  79                         MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADU1_MEMBASE,   \
  80                                 tmpr, sr, so);                                  \
  81                         MONO_EMIT_NEW_STORE_MEMBASE(cfg, OP_STORE_MEMBASE_REG,  \
  82                                 tmpr, dr, dx);                                  \
  83                 break;                                                          \
  84                 case 2:                                                         \
  85                         tmpr = mono_regstate_next_int (cfg->rs);                \
  86                         MONO_EMIT_NEW_LOAD_MEMBASE_OP(cfg, OP_LOADU2_MEMBASE,   \
  87                                 tmpr, sr, so);                                  \
  88                         MONO_EMIT_NEW_STORE_MEMBASE(cfg, OP_STORE_MEMBASE_REG,  \
  89                                 tmpr, dr, dx);                                  \
  90                 break;                                                          \
  91                 case 4:                                                         \
  92                 case 8:                                                         \
  93                         MONO_EMIT_NEW_MOVE (cfg, dr, dx, sr, so, size);         \
  94                 break;                                                          \
  95         }                                                                       \
  96 } while (0)
  97
  98 /* fixme: align to 16byte instead of 32byte (we align to 32byte to get
  99  * reproduceable results for benchmarks */
 100 #define MONO_ARCH_CODE_ALIGNMENT 32
 101
 102 struct MonoLMF {
 103         gpointer    previous_lmf;
 104         gpointer    lmf_addr;
 105         MonoMethod *method;
 106         gulong      ebp;
 107         gulong      eip;
 108         gulong      gregs[16];
 109         gdouble     fregs[16];
 110 };
 111
 112 typedef struct ucontext MonoContext;
 113
 114 typedef struct MonoCompileArch {
 115 } MonoCompileArch;
 116
 117 #define MONO_ARCH_EMULATE_FCONV_TO_I8   1
 118 #define MONO_ARCH_EMULATE_LCONV_TO_R8   1
 119 #define MONO_ARCH_EMULATE_LCONV_TO_R4   1
 120 #define MONO_ARCH_EMULATE_LCONV_TO_R8_UN 1
 121 #define MONO_ARCH_EMULATE_LMUL          1
 122 #define MONO_ARCH_NO_EMULATE_LONG_SHIFT_OPS 1
 123
 124 #define MONO_ARCH_USE_SIGACTION         1
 125
 126 #define S390_STACK_ALIGNMENT             8
 127 #define S390_FIRST_ARG_REG              s390_r2
 128 #define S390_LAST_ARG_REG               s390_r6
 129 #define S390_FIRST_FPARG_REG            s390_f0
 130 #define S390_LAST_FPARG_REG             s390_f2
 131 #define S390_PASS_STRUCTS_BY_VALUE       1
 132 #define S390_SMALL_RET_STRUCT_IN_REG     1
 133
 134 #define S390_NUM_REG_ARGS (S390_LAST_ARG_REG-S390_FIRST_ARG_REG+1)
 135 #define S390_NUM_REG_FPARGS (S390_LAST_FPARG_REG-S390_FIRST_FPARG_REG)
 136
 137 #define S390_OFFSET(b, t)       (gint32) ((gint64) (b) - (gint64) (t))
 138 #define S390_RELATIVE(b, t)     (gint32) ((((gint64) (b) - (gint64) (t))) / 2)
 139
 140 #define CODEPTR(c, o) (o) = (short *) ((gint64) c - 2)
 141 #define PTRSLOT(c, o) *(o) = (short) ((gint64) c - (gint64) (o) + 2)/2
 142
 143 #define S390_CC_EQ                      8
 144 #define S390_ALIGN(v, a)        (((a) > 0 ? (((v) + ((a) - 1)) & ~((a) - 1)) : (v)))
 145
 146 static void inline
 147 s390_patch (guchar *code, gint32 target)
 148 {
 149         gint32 *offset = (gint32 *) code;
 150
 151         if (target != 00) {
 152                 *offset = target;
 153         }
 154 }
 155
 156 #endif /* __MONO_MINI_S390_H__ */