gcc-8.3/gcc/aarch64_init_builtins()

参照元†

↑

説明†

パス: gcc-8.3/gcc/config/aarch64/aarch64-builtins.c

FIXME: これは何？
- 説明

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引数†

なし

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返り値†

なし

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参考†

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実装†

void
aarch64_init_builtins (void)
{
  tree ftype_set_fpr
    = build_function_type_list (void_type_node, unsigned_type_node, NULL);
  tree ftype_get_fpr
    = build_function_type_list (unsigned_type_node, NULL);

- gcc-8.3/gcc/tree
- gcc-8.3/gcc/build_function_type_list

  aarch64_builtin_decls[AARCH64_BUILTIN_GET_FPCR]
    = add_builtin_function ("__builtin_aarch64_get_fpcr", ftype_get_fpr,
			    AARCH64_BUILTIN_GET_FPCR, BUILT_IN_MD, NULL, NULL_TREE);
  aarch64_builtin_decls[AARCH64_BUILTIN_SET_FPCR]
    = add_builtin_function ("__builtin_aarch64_set_fpcr", ftype_set_fpr,
			    AARCH64_BUILTIN_SET_FPCR, BUILT_IN_MD, NULL, NULL_TREE);
  aarch64_builtin_decls[AARCH64_BUILTIN_GET_FPSR]
    = add_builtin_function ("__builtin_aarch64_get_fpsr", ftype_get_fpr,
			    AARCH64_BUILTIN_GET_FPSR, BUILT_IN_MD, NULL, NULL_TREE);
  aarch64_builtin_decls[AARCH64_BUILTIN_SET_FPSR]
    = add_builtin_function ("__builtin_aarch64_set_fpsr", ftype_set_fpr,
			    AARCH64_BUILTIN_SET_FPSR, BUILT_IN_MD, NULL, NULL_TREE);

- gcc-8.3/gcc/aarch64_builtin_decls(global)
- gcc-8.3/gcc/add_builtin_function()

  aarch64_init_fp16_types ();

  if (TARGET_SIMD)
    aarch64_init_simd_builtins ();

  aarch64_init_crc32_builtins ();
  aarch64_init_builtin_rsqrt ();

  /* Initialize pointer authentication builtins which are backed by instructions
     in NOP encoding space.

     NOTE: these builtins are supposed to be used by libgcc unwinder only, as
     there is no support on return address signing under ILP32, we don't
     register them.  */
  if (!TARGET_ILP32)
    aarch64_init_pauth_hint_builtins ();
}