Method AddMappings

cpp/src/gandiva/gdv_string_function_stubs.cc:845–1073

namespace gandiva {

arrow::Status ExportedStringFunctions::AddMappings(Engine* engine) const {
  std::vector<llvm::Type*> args;
  auto types = engine->types();

  // gdv_fn_like_utf8_utf8
  args = {types->i64_type(),     // int64_t ptr
          types->i8_ptr_type(),  // const char* data
          types->i32_type(),     // int data_len
          types->i8_ptr_type(),  // const char* pattern
          types->i32_type()};    // int pattern_len

  engine->AddGlobalMappingForFunc("gdv_fn_like_utf8_utf8",
                                  types->i1_type() /*return_type*/, args,
                                  reinterpret_cast<void*>(gdv_fn_like_utf8_utf8));

  // gdv_fn_like_utf8_utf8_utf8
  args = {types->i64_type(),     // int64_t ptr
          types->i8_ptr_type(),  // const char* data
          types->i32_type(),     // int data_len
          types->i8_ptr_type(),  // const char* pattern
          types->i32_type(),     // int pattern_len
          types->i8_ptr_type(),  // const char* escape_char
          types->i32_type()};    // int escape_char_len

  engine->AddGlobalMappingForFunc("gdv_fn_like_utf8_utf8_utf8",
                                  types->i1_type() /*return_type*/, args,
                                  reinterpret_cast<void*>(gdv_fn_like_utf8_utf8_utf8));

  // gdv_fn_ilike_utf8_utf8
  args = {types->i64_type(),     // int64_t ptr
          types->i8_ptr_type(),  // const char* data
          types->i32_type(),     // int data_len
          types->i8_ptr_type(),  // const char* pattern
          types->i32_type()};    // int pattern_len

  engine->AddGlobalMappingForFunc("gdv_fn_ilike_utf8_utf8",
                                  types->i1_type() /*return_type*/, args,
                                  reinterpret_cast<void*>(gdv_fn_ilike_utf8_utf8));

  // gdv_fn_regexp_replace_utf8_utf8
  args = {types->i64_type(),       // int64_t ptr
          types->i64_type(),       // int64_t holder_ptr
          types->i8_ptr_type(),    // const char* data
          types->i32_type(),       // int data_len
          types->i8_ptr_type(),    // const char* pattern
          types->i32_type(),       // int pattern_len
          types->i8_ptr_type(),    // const char* replace_string
          types->i32_type(),       // int32_t replace_string_len
          types->i32_ptr_type()};  // int32_t* out_length

  engine->AddGlobalMappingForFunc(
      "gdv_fn_regexp_replace_utf8_utf8", types->i8_ptr_type() /*return_type*/, args,
      reinterpret_cast<void*>(gdv_fn_regexp_replace_utf8_utf8));

  // gdv_fn_regexp_extract_utf8_utf8_int32
  args = {types->i64_type(),       // int64_t ptr
          types->i64_type(),       // int64_t holder_ptr
          types->i8_ptr_type(),    // const char* data