ARCv2: entry: save Accumulator register pair (r58:59) if present

[linux-2.6-block.git] / arch / arc / include / asm / entry-arcv2.h

diff --git a/arch/arc/include/asm/entry-arcv2.h b/arch/arc/include/asm/entry-arcv2.h
index aee1a77934cf694e37ae579347a37bc167e43762..ac85380d14a4bb364bb9077e8c8b329f862845b8 100644 (file)
--- a/arch/arc/include/asm/entry-arcv2.h
+++ b/arch/arc/include/asm/entry-arcv2.h
@@ -16,6 +16,11 @@
        ;
        ; Now manually save: r12, sp, fp, gp, r25
 
+#ifdef CONFIG_ARC_HAS_ACCL_REGS
+       PUSH    r59
+       PUSH    r58
+#endif
+
        PUSH    r30
        PUSH    r12
 
@@ -75,6 +80,11 @@
        POP     r12
        POP     r30
 
+#ifdef CONFIG_ARC_HAS_ACCL_REGS
+       POP     r58
+       POP     r59
+#endif
+
 .endm
 
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