From 6844bcc6b4cdc50def1c0d30d4e8b5045fb43443 Mon Sep 17 00:00:00 2001
From: Takashi Kokubun <takashikkbn@gmail.com>
Date: Sun, 27 Nov 2022 15:15:52 -0800
Subject: MJIT: Use a String buffer in builtin compilers

instead of FILE*.

Using C.fprintf is slower than String manipulation on memory. I'm going
to change the way MJIT writes files, and this is a prerequisite for it.
---
 yjit/src/cruby.rs              | 7 -------
 yjit/src/cruby_bindings.inc.rs | 2 +-
 2 files changed, 1 insertion(+), 8 deletions(-)

(limited to 'yjit/src')

diff --git a/yjit/src/cruby.rs b/yjit/src/cruby.rs
index d37af38320..229cfa109e 100644
--- a/yjit/src/cruby.rs
+++ b/yjit/src/cruby.rs
@@ -270,13 +270,6 @@ pub struct rb_method_cfunc_t {
     _marker: core::marker::PhantomData<(*mut u8, core::marker::PhantomPinned)>,
 }
 
-/// Opaque FILE type from the C standard library
-#[repr(C)]
-pub struct FILE {
-    _data: [u8; 0],
-    _marker: core::marker::PhantomData<(*mut u8, core::marker::PhantomPinned)>,
-}
-
 /// Opaque call-cache type from vm_callinfo.h
 #[repr(C)]
 pub struct rb_callcache {
diff --git a/yjit/src/cruby_bindings.inc.rs b/yjit/src/cruby_bindings.inc.rs
index 78967cd4ce..ea57bd69d8 100644
--- a/yjit/src/cruby_bindings.inc.rs
+++ b/yjit/src/cruby_bindings.inc.rs
@@ -1047,7 +1047,7 @@ pub struct rb_builtin_function {
     pub name: *const ::std::os::raw::c_char,
     pub compiler: ::std::option::Option<
         unsafe extern "C" fn(
-            arg1: *mut FILE,
+            arg1: VALUE,
             arg2: ::std::os::raw::c_long,
             arg3: ::std::os::raw::c_uint,
             arg4: bool,
-- 
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