target-arm64.c

   1 #include "symbol.h"
   2 #include "target.h"
   3 #include "machine.h"
   4
   5
   6 static void init_arm64(const struct target *self)
   7 {
   8         if (arch_cmodel == CMODEL_UNKNOWN)
   9                 arch_cmodel = CMODEL_SMALL;
  10 }
  11
  12 static void predefine_arm64(const struct target *self)
  13 {
  14         static const char *cmodels[CMODEL_LAST] = {
  15                 [CMODEL_LARGE] = "LARGE",
  16                 [CMODEL_SMALL] = "SMALL",
  17                 [CMODEL_TINY]  = "TINY",
  18         };
  19         const char *cmodel = cmodels[arch_cmodel];
  20
  21         predefine("__aarch64__", 1, "1");
  22
  23         if (arch_big_endian)
  24                 predefine("__AARCH64EB__", 0, "1");
  25         else
  26                 predefine("__AARCH64EL__", 0, "1");
  27
  28         if (cmodel)
  29                 predefine_strong("__AARCH64_CMODEL_%s__", cmodel);
  30 }
  31
  32 const struct target target_arm64 = {
  33         .mach = MACH_ARM64,
  34         .bitness = ARCH_LP64,
  35
  36         .big_endian = 0,
  37         .unsigned_char = 1,
  38         .has_int128 = 1,
  39
  40         .wchar = &uint_ctype,
  41
  42         .init = init_arm64,
  43         .predefine = predefine_arm64,
  44 };