target-s390.c

   1 #include "symbol.h"
   2 #include "target.h"
   3 #include "machine.h"
   4 #include "expression.h"
   5
   6
   7 static void predefine_s390(const struct target *self)
   8 {
   9         predefine("__s390__", 1, "1");
  10 }
  11
  12 static const char *asm_constraint_s390(struct asm_operand *op, int c, const char *str)
  13 {
  14         switch (c) {
  15         case 'R': case 'S': case 'T':
  16                 op->is_memory = true;
  17                 break;
  18         }
  19         return str;
  20 }
  21
  22 const struct target target_s390 = {
  23         .mach = MACH_S390,
  24         .bitness = ARCH_LP32,
  25         .big_endian = 1,
  26         .unsigned_char = 1,
  27         .size_t_long = 1,
  28
  29         .bits_in_longdouble = 64,
  30         .max_fp_alignment = 8,
  31
  32         .target_64bit = &target_s390x,
  33
  34         .predefine = predefine_s390,
  35         .asm_constraint = asm_constraint_s390,
  36 };
  37
  38
  39 static void predefine_s390x(const struct target *self)
  40 {
  41         predefine("__zarch__", 1, "1");
  42         predefine("__s390x__", 1, "1");
  43
  44         predefine_s390(self);
  45 }
  46
  47 const struct target target_s390x = {
  48         .mach = MACH_S390X,
  49         .bitness = ARCH_LP64,
  50         .big_endian = 1,
  51         .unsigned_char = 1,
  52         .has_int128 = 1,
  53
  54         .bits_in_longdouble = 64,
  55         .max_fp_alignment = 8,
  56
  57         .target_32bit = &target_s390,
  58
  59         .predefine = predefine_s390x,
  60         .asm_constraint = asm_constraint_s390,
  61 };