Merge pull request #5595 from amritahs-ibm/fix_dgemm_warnings

Fixing warning messages in dgemm and dgemv kernels

Author: martin-frbg

kernel/power/dgemm_kernel_power10.c

@@ -93,9 +93,9 @@ typedef FLOAT v4sf_t __attribute__ ((vector_size (16)));
           rowC[0] += result[1] * alpha;
 #endif
 #define KERNEL(i) \
-          rowA = (vec_t *)&AO[i<< 3];\
-          rowB = *((__vector_pair *)((void *)&BO[i << 3]));\
-          rowB1 = *((__vector_pair *)((void *)&BO[(i << 3) + 4]));\
+          rowA = (vec_t *)&AO[(i)<< 3];\
+          rowB = *((__vector_pair *)((void *)&BO[(i) << 3]));\
+          rowB1 = *((__vector_pair *)((void *)&BO[((i) << 3) + 4]));\
           __builtin_mma_xvf64gerpp(&acc0, rowB, rowA[0]);\
           __builtin_mma_xvf64gerpp(&acc1, rowB1, rowA[0]);\
           __builtin_mma_xvf64gerpp(&acc2, rowB, rowA[1]);\

kernel/power/dgemv_n_microk_power10.c

@@ -52,10 +52,7 @@ static void dgemv_kernel_4x2(BLASLONG n, FLOAT *a0, FLOAT *a1, FLOAT *xo, FLOAT
 
 static void dgemv_kernel_4x1(BLASLONG n, FLOAT *a0, FLOAT *xo, FLOAT *y, FLOAT alpha)
 {
-    BLASLONG i;
-    FLOAT x[1]  __attribute__ ((aligned (16)));
-
-    FLOAT x0,x1;
+    FLOAT x0;
     x0 = xo[0] * alpha;
 
     __vector double   v_x0 = {x0,x0};