From ee5d5d68826a24011a0596f1586ffd73092db183 Mon Sep 17 00:00:00 2001
From: gingerBill <gingerBill@users.noreply.github.com>
Date: Mon, 15 Jun 2026 16:57:27 +0100
Subject: [PATCH] Remove the now defunct `__write_bits` and `__read_bits`

---
 base/runtime/internal.odin | 21 +--------------------
 src/check_expr.cpp         |  5 -----
 2 files changed, 1 insertion(+), 25 deletions(-)

diff --git a/base/runtime/internal.odin b/base/runtime/internal.odin
index 091feece7..3847ce046 100644
--- a/base/runtime/internal.odin
+++ b/base/runtime/internal.odin
@@ -1374,7 +1374,7 @@ fixdfti :: proc "c" (a: u64) -> i128 {
 
 }
 
-__copy_bits :: #force_inline proc "contextless" (
+__copy_bits :: proc "contextless" (
 	dst:       [^]byte,
 	src:       [^]byte,
 	buf_bytes: uintptr,
@@ -1421,25 +1421,6 @@ __copy_bits :: #force_inline proc "contextless" (
 	}
 }
 
-__write_bits :: proc "contextless" (dst, src: [^]byte, dst_size_bytes: uintptr, offset_bits: uintptr, size_bits: uintptr) {
-	__copy_bits(dst, src, dst_size_bytes, offset_bits, 0, size_bits)
-	// for i in 0..<size_bits {
-	// 	j := offset_bits+i
-	// 	the_bit := byte((src[i>>3]) & (1<<(i&7)) != 0)
-	// 	dst[j>>3] &~=       1<<(j&7)
-	// 	dst[j>>3]  |= the_bit<<(j&7)
-	// }
-}
-
-__read_bits :: proc "contextless" (dst, src: [^]byte, src_size_bytes: uintptr, offset_bits: uintptr, size_bits: uintptr) {
-	__copy_bits(dst, src, src_size_bytes, 0, offset_bits, size_bits)
-	// for j in 0..<size_bits {
-	// 	i := offset_bits+j
-	// 	the_bit := byte((src[i>>3]) & (1<<(i&7)) != 0)
-	// 	dst[j>>3] &~=       1<<(j&7)
-	// 	dst[j>>3]  |= the_bit<<(j&7)
-	// }
-}
 
 when .Address in ODIN_SANITIZER_FLAGS {
 	foreign {
diff --git a/src/check_expr.cpp b/src/check_expr.cpp
index a28c6016b..a9c9f1fb0 100644
--- a/src/check_expr.cpp
+++ b/src/check_expr.cpp
@@ -6124,11 +6124,6 @@ gb_internal Entity *check_selector(CheckerContext *c, Operand *operand, Ast *nod
 	operand->type = entity->type;
 	operand->expr = node;
 
-	if (entity->flags & EntityFlag_BitFieldField) {
-		add_package_dependency(c, "runtime", "__write_bits");
-		add_package_dependency(c, "runtime", "__read_bits");
-	}
-
 	switch (entity->kind) {
 	case Entity_Constant:
 		operand->value = entity->Constant.value;