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-rw-r--r--arch/arm/vfp/vfp.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/vfp/vfp.h b/arch/arm/vfp/vfp.h
index 96fdf30..f279789 100644
--- a/arch/arm/vfp/vfp.h
+++ b/arch/arm/vfp/vfp.h
@@ -355,3 +355,18 @@ u32 vfp_estimate_sqrt_significand(u32 exponent, u32 significand);
* we check for an error.
*/
#define VFP_EXCEPTION_ERROR ((u32)-1 & ~VFP_NAN_FLAG)
+
+/*
+ * A flag to tell vfp instruction type.
+ * OP_SCALAR - this operation always operates in scalar mode
+ * OP_SD - the instruction exceptionally writes to a single precision result.
+ * OP_DD - the instruction exceptionally writes to a double precision result.
+ */
+#define OP_SCALAR (1 << 0)
+#define OP_SD (1 << 1)
+#define OP_DD (1 << 1)
+
+struct op {
+ u32 (* const fn)(int dd, int dn, int dm, u32 fpscr);
+ u32 flags;
+};
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