The C6X port

This adds support for the TI C6X family of processors.

Signed-off-by: Mark Salter <msalter@redhat.com>
Signed-off-by: Aurelien Jacquiot <a-jacquiot@ti.com>
Signed-off-by: Bernd Schmidt <bernds@codesourcery.com>

1 files changed, 48 insertions, 0 deletions

diff --git a/libc/sysdeps/linux/c6x/bsd-_setjmp.s b/libc/sysdeps/linux/c6x/bsd-_setjmp.s
new file mode 100644
index 000000000..566318a2a
--- /dev/null
+++ b/libc/sysdeps/linux/c6x/bsd-_setjmp.s
@@ -0,0 +1,48 @@
+ ;
+ ; Port of uClibc for TMS320C6000 DSP architecture 
+ ; Copyright (C) 2004 Texas Instruments Incorporated
+ ; Author of TMS320C6000 port: Aurelien Jacquiot 
+ ;
+ ; This program is free software; you can redistribute it and/or modify it
+ ; under the terms of the GNU Library 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 Library General Public License
+ ; for more details.
+ ;
+ ; You should have received a copy of the GNU Library General Public License
+ ; along with this program; if not, write to the Free Software Foundation,
+ ; Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ ;
+
+	.global _setjmp
+
+_setjmp:
+	MV .D2X	A4,B4		; jmp_buf address
+||	STW .D1T2	B3,*+A4(48)	; return address
+
+	STW .D1T1	A10,*+A4(0)
+||	STW .D2T2	B10,*+B4(4)
+||	ZERO .L1	A6
+	
+	STW .D1T1	A6,*+A4(52)	; no signal mask set
+||	B .S2	B3		; returns in 5 cycles
+
+	STW .D1T1	A11,*+A4(8)
+||	STW .D2T2	B11,*+B4(12)
+	STW .D1T1	A12,*+A4(16)
+||	STW .D2T2	B12,*+B4(20)
+	STW .D1T1	A13,*+A4(24)
+||	STW .D2T2	B13,*+B4(28)
+	STW .D1T1	A14,*+A4(32)
+||	STW .D2T2	B14,*+B4(36)
+	STW .D1T1	A15,*+A4(40)
+||	STW .D2T2	B15,*+B4(44)
+||	ZERO .L1	A4		; return values
+
+
+
+