From 83933573aff71a5d178ab71912f177d2d844e63e Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Sun, 6 Mar 2016 17:41:56 +0000
Subject: add mips64 port

patch by Mahesh Bodapati and Jaydeep Patil of Imagination
Technologies.
---
 src/thread/mips64/syscall_cp.s | 52 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 src/thread/mips64/syscall_cp.s

(limited to 'src/thread/mips64/syscall_cp.s')

diff --git a/src/thread/mips64/syscall_cp.s b/src/thread/mips64/syscall_cp.s
new file mode 100644
index 00000000..0d4ede76
--- /dev/null
+++ b/src/thread/mips64/syscall_cp.s
@@ -0,0 +1,52 @@
+.set	noreorder
+.global	__cp_begin
+.hidden	__cp_begin
+.type	__cp_begin,@function
+.global	__cp_end
+.hidden	__cp_end
+.type	__cp_end,@function
+.global	__cp_cancel
+.hidden	__cp_cancel
+.type	__cp_cancel,@function
+.global	__cp_cancel_data
+.hidden	__cp_cancel_data
+.type	__cp_cancel_data,@function
+.hidden	__cancel
+.global	__syscall_cp_asm
+.hidden	__syscall_cp_asm
+.type	__syscall_cp_asm,@function
+__syscall_cp_asm:
+__cp_begin:
+	lw	$4, 0($4)
+	bne	$4, $0, __cp_cancel
+	move	$2, $5
+	move	$4, $6
+	move	$5, $7
+	move	$6, $8
+	move	$7, $9
+	move	$8, $10
+	move	$9, $11
+	ld	$10, 0($sp)
+	syscall
+__cp_end:
+	beq	$7, $0, 1f
+	nop
+	dsubu	$2, $0, $2
+1:	jr	$ra
+	nop
+
+	# if cancellation flag is 1 then call __cancel
+__cp_cancel:
+	move	$2, $ra
+.align 8
+	bal	1f
+	nop
+__cp_cancel_data:
+	.gpdword __cp_cancel_data
+	.gpdword __cancel
+1:	ld	$3, ($ra)
+	dsubu	$3, $ra, $3
+	ld	$25, 8($ra)
+	daddu	$25, $25, $3
+	jr	$25
+	move	$ra, $2
-- 
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