Merge pull request #3259 from zhaofengli/riscv64-fixes

riscv64 fixes

kernel/riscv64/KERNEL.RISCV64_GENERIC

@@ -54,6 +54,7 @@ SDOTKERNEL   = ../riscv64/dot.c
 DDOTKERNEL   = ../riscv64/dot.c
 CDOTKERNEL   = ../riscv64/zdot.c
 ZDOTKERNEL   = ../riscv64/zdot.c
+DSDOTKERNEL  = ../generic/dot.c
 
 SNRM2KERNEL  = ../riscv64/nrm2.c
 DNRM2KERNEL  = ../riscv64/nrm2.c

kernel/riscv64/Makefile

@@ -0,0 +1 @@
+clean ::

kernel/riscv64/imin.c

@@ -53,7 +53,7 @@ BLASLONG CNAME(BLASLONG n, FLOAT *x, BLASLONG inc_x)
 
 	while(i < n)
 	{
-		if( x[ix] > minf )
+		if( x[ix] < minf )
 		{
 			min = i;
 			minf = x[ix];