精简简化版的__rt_ffs()函数

Eureka1024 · web-flow · commit 46fe85e2c2aa · 2021-11-07T15:51:24.000+08:00
diff --git a/src/kservice.c b/src/kservice.c
@@ -1375,7 +1375,7 @@ const rt_uint8_t __lowest_bit_bitmap[] =
  */
 int __rt_ffs(int value)
 {
-    return __lowest_bit_bitmap_new[(rt_uint32_t)(value & (value - 1) ^ value) % 37];
+    return __lowest_bit_bitmap[(rt_uint32_t)(value & (value - 1) ^ value) % 37];
 }
 #else
 const rt_uint8_t __lowest_bit_bitmap[] =

Original file line number	Diff line number	Diff line change
`@@ -1375,7 +1375,7 @@ const rt_uint8_t __lowest_bit_bitmap[] =`
`1375`	`1375`	`*/`
`1376`	`1376`	`int __rt_ffs(int value)`
`1377`	`1377`	`{`
`1378`		`- return __lowest_bit_bitmap_new[(rt_uint32_t)(value & (value - 1) ^ value) % 37];`
	`1378`	`+ return __lowest_bit_bitmap[(rt_uint32_t)(value & (value - 1) ^ value) % 37];`
`1379`	`1379`	`}`
`1380`	`1380`	`#else`
`1381`	`1381`	`const rt_uint8_t __lowest_bit_bitmap[] =`