From 522bd54edaa2fa404fd428f8ad0bcb0f0bec5639 Mon Sep 17 00:00:00 2001
From: Hongliang Wang <wanghongliang@loongson.cn>
Date: Tue, 26 Sep 2023 09:12:01 +0800
Subject: add loongarch64 port

Author: Xiaojuan Zhai <zhaixiaojuan@loongson.cn>
Author: Meidan Li <limeidan@loongson.cn>
Author: Guoqi Chen <chenguoqi@loongson.cn>
Author: Xiaolin Zhao <zhaoxiaolin@loongson.cn>
Author: Fan peng <fanpeng@loongson.cn>
Author: Jiantao Shan <shanjiantao@loongson.cn>
Author: Xuhui Qiang <qiangxuhui@loongson.cn>
Author: Jingyun Hua <huajingyun@loongson.cn>
Author: Liu xue <liuxue@loongson.cn>
Author: Hongliang Wang <wanghongliang@loongson.cn>
---
 src/setjmp/loongarch64/longjmp.S | 32 ++++++++++++++++++++++++++++++++
 src/setjmp/loongarch64/setjmp.S  | 34 ++++++++++++++++++++++++++++++++++
 2 files changed, 66 insertions(+)
 create mode 100644 src/setjmp/loongarch64/longjmp.S
 create mode 100644 src/setjmp/loongarch64/setjmp.S

(limited to 'src/setjmp')

diff --git a/src/setjmp/loongarch64/longjmp.S b/src/setjmp/loongarch64/longjmp.S
new file mode 100644
index 00000000..896d2e26
--- /dev/null
+++ b/src/setjmp/loongarch64/longjmp.S
@@ -0,0 +1,32 @@
+.global _longjmp
+.global longjmp
+.type   _longjmp,@function
+.type   longjmp,@function
+_longjmp:
+longjmp:
+	ld.d    $ra, $a0, 0
+	ld.d    $sp, $a0, 8
+	ld.d    $r21,$a0, 16
+	ld.d    $fp, $a0, 24
+	ld.d    $s0, $a0, 32
+	ld.d    $s1, $a0, 40
+	ld.d    $s2, $a0, 48
+	ld.d    $s3, $a0, 56
+	ld.d    $s4, $a0, 64
+	ld.d    $s5, $a0, 72
+	ld.d    $s6, $a0, 80
+	ld.d    $s7, $a0, 88
+	ld.d    $s8, $a0, 96
+#ifndef __loongarch_soft_float
+	fld.d   $fs0, $a0, 104
+	fld.d   $fs1, $a0, 112
+	fld.d   $fs2, $a0, 120
+	fld.d   $fs3, $a0, 128
+	fld.d   $fs4, $a0, 136
+	fld.d   $fs5, $a0, 144
+	fld.d   $fs6, $a0, 152
+	fld.d   $fs7, $a0, 160
+#endif
+	sltui   $a0, $a1, 1
+	add.d   $a0, $a0, $a1
+	jr      $ra
diff --git a/src/setjmp/loongarch64/setjmp.S b/src/setjmp/loongarch64/setjmp.S
new file mode 100644
index 00000000..d158a3d2
--- /dev/null
+++ b/src/setjmp/loongarch64/setjmp.S
@@ -0,0 +1,34 @@
+.global __setjmp
+.global _setjmp
+.global setjmp
+.type __setjmp,@function
+.type _setjmp,@function
+.type setjmp,@function
+__setjmp:
+_setjmp:
+setjmp:
+	st.d    $ra, $a0, 0
+	st.d    $sp, $a0, 8
+	st.d    $r21,$a0, 16
+	st.d    $fp, $a0, 24
+	st.d    $s0, $a0, 32
+	st.d    $s1, $a0, 40
+	st.d    $s2, $a0, 48
+	st.d    $s3, $a0, 56
+	st.d    $s4, $a0, 64
+	st.d    $s5, $a0, 72
+	st.d    $s6, $a0, 80
+	st.d    $s7, $a0, 88
+	st.d    $s8, $a0, 96
+#ifndef __loongarch_soft_float
+	fst.d   $fs0, $a0, 104
+	fst.d   $fs1, $a0, 112
+	fst.d   $fs2, $a0, 120
+	fst.d   $fs3, $a0, 128
+	fst.d   $fs4, $a0, 136
+	fst.d   $fs5, $a0, 144
+	fst.d   $fs6, $a0, 152
+	fst.d   $fs7, $a0, 160
+#endif
+	move    $a0, $zero
+	jr      $ra
-- 
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