From 4abab5ad6c8465a7528ccdd5f49367da05f78bbd Mon Sep 17 00:00:00 2001
From: Vladimir Azarov <avm@intermediate-node.net>
Date: Tue, 1 Oct 2024 15:47:05 +0200
Subject: Initial version

---
 src/setjmp/aarch64/longjmp.s | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 src/setjmp/aarch64/longjmp.s

(limited to 'src/setjmp/aarch64/longjmp.s')

diff --git a/src/setjmp/aarch64/longjmp.s b/src/setjmp/aarch64/longjmp.s
new file mode 100644
index 0000000..0af9c50
--- /dev/null
+++ b/src/setjmp/aarch64/longjmp.s
@@ -0,0 +1,23 @@
+.global _longjmp
+.global longjmp
+.type _longjmp,%function
+.type longjmp,%function
+_longjmp:
+longjmp:
+	// IHI0055B_aapcs64.pdf 5.1.1, 5.1.2 callee saved registers
+	ldp x19, x20, [x0,#0]
+	ldp x21, x22, [x0,#16]
+	ldp x23, x24, [x0,#32]
+	ldp x25, x26, [x0,#48]
+	ldp x27, x28, [x0,#64]
+	ldp x29, x30, [x0,#80]
+	ldr x2, [x0,#104]
+	mov sp, x2
+	ldp d8 , d9, [x0,#112]
+	ldp d10, d11, [x0,#128]
+	ldp d12, d13, [x0,#144]
+	ldp d14, d15, [x0,#160]
+
+	cmp w1, 0
+	csinc w0, w1, wzr, ne
+	br x30
-- 
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