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-rw-r--r--arch/powerpc/kernel/fpu.S23
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/fpu.S b/arch/powerpc/kernel/fpu.S
index 8a2b3d62b9b8..15247fe171a8 100644
--- a/arch/powerpc/kernel/fpu.S
+++ b/arch/powerpc/kernel/fpu.S
@@ -24,6 +24,29 @@
#include <asm/ppc_asm.h>
#include <asm/asm-offsets.h>
+#ifdef CONFIG_VSX
+#define REST_32FPVSRS(n,c,base) \
+BEGIN_FTR_SECTION \
+ b 2f; \
+END_FTR_SECTION_IFSET(CPU_FTR_VSX); \
+ REST_32FPRS(n,base); \
+ b 3f; \
+2: REST_32VSRS(n,c,base); \
+3:
+
+#define SAVE_32FPVSRS(n,c,base) \
+BEGIN_FTR_SECTION \
+ b 2f; \
+END_FTR_SECTION_IFSET(CPU_FTR_VSX); \
+ SAVE_32FPRS(n,base); \
+ b 3f; \
+2: SAVE_32VSRS(n,c,base); \
+3:
+#else
+#define REST_32FPVSRS(n,b,base) REST_32FPRS(n, base)
+#define SAVE_32FPVSRS(n,b,base) SAVE_32FPRS(n, base)
+#endif
+
/*
* This task wants to use the FPU now.
* On UP, disable FP for the task which had the FPU previously,