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Diffstat (limited to 'arch/sh/kernel/kgdb_jmp.S')
-rw-r--r--arch/sh/kernel/kgdb_jmp.S33
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/sh/kernel/kgdb_jmp.S b/arch/sh/kernel/kgdb_jmp.S
new file mode 100644
index 000000000000..339bb1d7ff0b
--- /dev/null
+++ b/arch/sh/kernel/kgdb_jmp.S
@@ -0,0 +1,33 @@
+#include <linux/linkage.h>
+
+ENTRY(setjmp)
+ add #(9*4), r4
+ sts.l pr, @-r4
+ mov.l r15, @-r4
+ mov.l r14, @-r4
+ mov.l r13, @-r4
+ mov.l r12, @-r4
+ mov.l r11, @-r4
+ mov.l r10, @-r4
+ mov.l r9, @-r4
+ mov.l r8, @-r4
+ rts
+ mov #0, r0
+
+ENTRY(longjmp)
+ mov.l @r4+, r8
+ mov.l @r4+, r9
+ mov.l @r4+, r10
+ mov.l @r4+, r11
+ mov.l @r4+, r12
+ mov.l @r4+, r13
+ mov.l @r4+, r14
+ mov.l @r4+, r15
+ lds.l @r4+, pr
+ mov r5, r0
+ tst r0, r0
+ bf 1f
+ mov #1, r0 ! in case val==0
+1: rts
+ nop
+