Add optimized dsdot to all other x86_64 kernels that use sdot.c

kernel/x86_64/KERNEL.BULLDOZER

@@ -7,6 +7,7 @@ CAXPYKERNEL = caxpy.c
 ZAXPYKERNEL = zaxpy.c
 
 SDOTKERNEL     = sdot.c
+DSDOTKERNEL    = sdot.c
 CDOTKERNEL     = cdot.c
 ZDOTKERNEL     = zdot.c
 

kernel/x86_64/KERNEL.EXCAVATOR

@@ -8,6 +8,7 @@ CAXPYKERNEL = caxpy.c
 ZAXPYKERNEL = zaxpy.c
 
 SDOTKERNEL     = sdot.c
+DSDOTKERNEL    = sdot.c
 DDOTKERNEL     = ddot.c
 CDOTKERNEL     = cdot.c
 ZDOTKERNEL     = zdot.c

kernel/x86_64/KERNEL.NEHALEM

@@ -2,6 +2,7 @@ SAXPYKERNEL = saxpy.c
 DAXPYKERNEL = daxpy.c
 
 SDOTKERNEL     = sdot.c
+DSDOTKERNEL    = sdot.c
 DDOTKERNEL     = ddot.c
 
 DSYMV_U_KERNEL = dsymv_U.c

kernel/x86_64/KERNEL.PILEDRIVER

@@ -18,6 +18,7 @@ DGEMVNKERNEL = dgemv_n_bulldozer.S
 DGEMVTKERNEL = dgemv_t_bulldozer.S
 
 SDOTKERNEL   = sdot.c
+DSDOTKERNEL  = sdot.c
 DDOTKERNEL   = ddot.c
 CDOTKERNEL   = cdot.c
 ZDOTKERNEL   = zdot.c

kernel/x86_64/KERNEL.SANDYBRIDGE

@@ -10,6 +10,7 @@ SGEMVTKERNEL = sgemv_t_4.c
 ZGEMVNKERNEL = zgemv_n_4.c
 
 SDOTKERNEL = sdot.c
+DSDOTKERNEL = sdot.c
 DDOTKERNEL = ddot.c
 CDOTKERNEL = cdot.c
 ZDOTKERNEL = zdot.c

kernel/x86_64/KERNEL.STEAMROLLER

@@ -8,6 +8,7 @@ CAXPYKERNEL = caxpy.c
 ZAXPYKERNEL = zaxpy.c
 
 SDOTKERNEL     = sdot.c
+DSDOTKERNEL    = sdot.c
 DDOTKERNEL     = ddot.c
 CDOTKERNEL     = cdot.c
 ZDOTKERNEL     = zdot.c

kernel/x86_64/KERNEL.ZEN

@@ -20,6 +20,7 @@ DSYMV_L_KERNEL = dsymv_L.c
 DSYMV_U_KERNEL = dsymv_U.c
 
 SDOTKERNEL = sdot.c
+DSDOTKERNEL = sdot.c
 DDOTKERNEL = ddot.c
 CDOTKERNEL = cdot.c
 ZDOTKERNEL = zdot.c