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authorHongliang Wang <wanghongliang@loongson.cn>2023-09-26 09:12:01 +0800
committerRich Felker <dalias@aerifal.cx>2024-02-16 09:33:10 -0500
commit522bd54edaa2fa404fd428f8ad0bcb0f0bec5639 (patch)
treedfe88361bcbbd17ac53b8af36cb52337f21095e9 /src/signal
parent4a16ddf53e7c634169d0a649782f8a724611f263 (diff)
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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>
Diffstat (limited to 'src/signal')
-rw-r--r--src/signal/loongarch64/restore.s10
-rw-r--r--src/signal/loongarch64/sigsetjmp.s25
2 files changed, 35 insertions, 0 deletions
diff --git a/src/signal/loongarch64/restore.s b/src/signal/loongarch64/restore.s
new file mode 100644
index 00000000..d90a8ebb
--- /dev/null
+++ b/src/signal/loongarch64/restore.s
@@ -0,0 +1,10 @@
+.global __restore_rt
+.global __restore
+.hidden __restore_rt
+.hidden __restore
+.type   __restore_rt,@function
+.type   __restore,@function
+__restore_rt:
+__restore:
+	li.w    $a7, 139
+	syscall 0
diff --git a/src/signal/loongarch64/sigsetjmp.s b/src/signal/loongarch64/sigsetjmp.s
new file mode 100644
index 00000000..9c0e3ae2
--- /dev/null
+++ b/src/signal/loongarch64/sigsetjmp.s
@@ -0,0 +1,25 @@
+.global sigsetjmp
+.global __sigsetjmp
+.type sigsetjmp,@function
+.type __sigsetjmp,@function
+sigsetjmp:
+__sigsetjmp:
+	beq     $a1, $zero, 1f
+	st.d    $ra, $a0, 184
+	st.d    $s0, $a0, 200  #184+8+8
+	move    $s0, $a0
+
+	la.global  $t0, setjmp
+	jirl       $ra, $t0, 0
+
+	move    $a1, $a0        # Return from 'setjmp' or 'longjmp'
+	move    $a0, $s0
+	ld.d    $ra, $a0, 184
+	ld.d    $s0, $a0, 200 #184+8+8
+
+.hidden __sigsetjmp_tail
+	la.global  $t0, __sigsetjmp_tail
+	jr         $t0
+1:
+	la.global  $t0, setjmp
+	jr         $t0