Move a conditionally used variable

martin-frbg · web-flow · commit ef2471203068 · 2021-09-11T14:37:44.000+02:00
diff --git a/kernel/generic/dot.c b/kernel/generic/dot.c
@@ -47,7 +47,6 @@ FLOAT CNAME(BLASLONG n, FLOAT *x, BLASLONG inc_x, FLOAT *y, BLASLONG inc_y)
 
 	if ( (inc_x == 1) && (inc_y == 1) )
 	{
-        int n1 = n & -4;
 #if V_SIMD && !defined(DSDOT)
         const int vstep = v_nlanes_f32;
         const int unrollx4 = n & (-vstep * 4);
@@ -84,6 +83,7 @@ FLOAT CNAME(BLASLONG n, FLOAT *x, BLASLONG inc_x, FLOAT *y, BLASLONG inc_y)
         }
         dot = v_sum_f32(vsum0);
 #elif defined(DSDOT)
+        int n1 = n & -4;
 		for (; i < n1; i += 4)
 		{
 			dot += (double) y[i] * (double) x[i]
@@ -92,6 +92,7 @@ FLOAT CNAME(BLASLONG n, FLOAT *x, BLASLONG inc_x, FLOAT *y, BLASLONG inc_y)
 			    + (double) y[i+3] * (double) x[i+3] ;
 		}
 #else
+        int n1 = n & -4;
 		for (; i < n1; i += 4)
 		{
 			dot += y[i] * x[i]

Original file line number	Diff line number	Diff line change
`@@ -47,7 +47,6 @@ FLOAT CNAME(BLASLONG n, FLOAT x, BLASLONG inc_x, FLOAT y, BLASLONG inc_y)`
`47`	`47`
`48`	`48`	`if ( (inc_x == 1) && (inc_y == 1) )`
`49`	`49`	`{`
`50`		`- int n1 = n & -4;`
`51`	`50`	`#if V_SIMD && !defined(DSDOT)`
`52`	`51`	`const int vstep = v_nlanes_f32;`
`53`	`52`	`const int unrollx4 = n & (-vstep * 4);`
`@@ -84,6 +83,7 @@ FLOAT CNAME(BLASLONG n, FLOAT x, BLASLONG inc_x, FLOAT y, BLASLONG inc_y)`
`84`	`83`	`}`
`85`	`84`	`dot = v_sum_f32(vsum0);`
`86`	`85`	`#elif defined(DSDOT)`
	`86`	`+ int n1 = n & -4;`
`87`	`87`	`for (; i < n1; i += 4)`
`88`	`88`	`{`
`89`	`89`	`dot += (double) y[i] * (double) x[i]`
`@@ -92,6 +92,7 @@ FLOAT CNAME(BLASLONG n, FLOAT x, BLASLONG inc_x, FLOAT y, BLASLONG inc_y)`
`92`	`92`	`+ (double) y[i+3] * (double) x[i+3] ;`
`93`	`93`	`}`
`94`	`94`	`#else`
	`95`	`+ int n1 = n & -4;`
`95`	`96`	`for (; i < n1; i += 4)`
`96`	`97`	`{`
`97`	`98`	`dot += y[i] * x[i]`