x264 source for verification 2026-05-22

common/loongarch/loongson_util.S

@@ -0,0 +1,47 @@
+/*****************************************************************************
+ * loongson_util.S: loongson utility macros
+ *****************************************************************************
+ * Copyright (C) 2023-2025 x264 project
+ *
+ * Authors: Shiyou Yin <yinshiyou-hf@loongson.cn>
+ *          Xiwei Gu <guxiwei-hf@loongson.cn>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111, USA.
+ *
+ * This program is also available under a commercial proprietary license.
+ * For more information, contact us at licensing@x264.com.
+ *****************************************************************************/
+
+#define GLUE(a, b) a ## b
+#define JOIN(a, b) GLUE(a, b)
+
+/* Set prefix as needed. */
+#define  ASM_REF  JOIN(JOIN(x264_, BIT_DEPTH), _)
+
+#define FENC_STRIDE      16
+#define FDEC_STRIDE      32
+
+.macro function_x264 name, align=DEFAULT_ALIGN
+.macro endfunc_x264
+    jirl    $r0, $r1, 0x0
+    .size ASM_REF\name, . - ASM_REF\name
+    .purgem endfunc_x264
+.endm
+.text ;
+.align \align ;
+.globl ASM_REF\name ;
+.type  ASM_REF\name, @function ;
+ASM_REF\name: ;
+.endm