Ruby shovel operator (<<) speedup. (#5896)

For string concat, see if compile-time encoding of strings matches.
If so, use simple buffer string concat at runtime. Otherwise, use
encoding-checking string concat.

1 files changed, 7 insertions, 0 deletions

diff --git a/yjit/bindgen/src/main.rs b/yjit/bindgen/src/main.rs
index 0264751a6f..33f81366c2 100644
--- a/yjit/bindgen/src/main.rs
+++ b/yjit/bindgen/src/main.rs
@@ -33,6 +33,7 @@ fn main() {
 
     let bindings = bindgen::builder()
         .clang_args(filtered_clang_args)
+        .header("encindex.h")
         .header("internal.h")
         .header("internal/re.h")
         .header("include/ruby/ruby.h")
@@ -57,6 +58,7 @@ fn main() {
 
         // From include/ruby/internal/intern/string.h
         .allowlist_function("rb_utf8_str_new")
+        .allowlist_function("rb_str_append")
 
         // This struct is public to Ruby C extensions
         // From include/ruby/internal/core/rbasic.h
@@ -69,6 +71,9 @@ fn main() {
         // From ruby/internal/intern/object.h
         .allowlist_function("rb_obj_is_kind_of")
 
+        // From ruby/internal/encoding/encoding.h
+        .allowlist_type("ruby_encoding_consts")
+
         // From include/hash.h
         .allowlist_function("rb_hash_new")
 
@@ -228,6 +233,8 @@ fn main() {
         .allowlist_function("rb_yjit_dump_iseq_loc")
         .allowlist_function("rb_yjit_for_each_iseq")
         .allowlist_function("rb_yjit_obj_written")
+        .allowlist_function("rb_yjit_str_simple_append")
+        .allowlist_function("rb_ENCODING_GET")
 
         // from vm_sync.h
         .allowlist_function("rb_vm_barrier")