Static hostname: starker-HYM-WXX

       Icon name: computer-laptop
         Chassis: laptop
      Machine ID: 9f936e1bf87b4e7cb0e53e5422bcaf22
         Boot ID: 6807ca8cb19d46b2879623d3aaa1c492
Operating System: Ubuntu 22.04.2 LTS
          Kernel: Linux 5.19.0-45-generic
    Architecture: x86-64
 Hardware Vendor: HONOR
  Hardware Model: HYM-WXX
 16:43:21 up  1:43,  1 user,  load average: 0.46, 0.50, 0.61

asm/asm-impl.c

@@ -19,12 +19,12 @@ int asm_popcnt(uint64_t x) {
     "shrq %[i], %[x] \t\n"   //x >>= i
     "movq %[x], %[temp] \t\n" //x -> tempx
     "andq $1, %[temp] \t\n"
-    "addl, %[temp], %[s] \t\n" //s+=?1
+    "addl %[temp], %[s] \t\n" //s+=?1
     "shlq %[i], %[x] \t\n"
 
-    "addi $1, %[i] \t\n"  //循环末尾部分
+    "addl $1, %[i] \t\n"  //循环末尾部分
     "cmpl $64, %[i] \t\n"
-    "blt .Loop \n"
+    "jlt .Loop \n"
     :[s] "+r" (s), [i] "+r" (i), [x] "+r" (x), [temp]"+r"(temp)
   );
   return s;