void Bit_PackColor_08002498(int a, int b, int c, int d) __attribute__((naked));
void Bit_PackColor_08002498(int a, int b, int c, int d)
{
  (void)a; (void)b; (void)c; (void)d;
  __asm__ volatile(
  ".syntax unified\n"
  ".thumb\n"
  "push {r4, r5, r6, r7, lr}\n"
  "mov r7, r9\n"
  "mov r6, r8\n"
  "push {r6, r7}\n"
  "adds r6, r0, #0\n"
  "lsls r6, r6, #16\n"
  "lsls r2, r2, #16\n"
  "movs r0, #31\n"
  "mov r8, r0\n"
  "movs r5, #31\n"
  "lsrs r0, r6, #16\n"
  "ands r0, r5\n"
  "lsrs r4, r6, #21\n"
  "mov r7, r8\n"
  "ands r7, r4\n"
  "mov r9, r7\n"
  "lsrs r6, r6, #26\n"
  "mov r4, r8\n"
  "ands r6, r4\n"
  "lsrs r4, r2, #16\n"
  "ands r4, r5\n"
  "lsrs r5, r2, #21\n"
  "mov r7, r8\n"
  "ands r5, r7\n"
  "lsrs r2, r2, #26\n"
  "ands r2, r7\n"
  "muls r0, r1\n"
  "muls r4, r3\n"
  "adds r0, r0, r4\n"
  "asrs r0, r0, #12\n"
  "mov r4, r9\n"
  "muls r4, r1\n"
  "muls r5, r3\n"
  "adds r4, r4, r5\n"
  "asrs r4, r4, #12\n"
  "muls r1, r6\n"
  "muls r2, r3\n"
  "adds r1, r1, r2\n"
  "asrs r1, r1, #12\n"
  "mov r2, r8\n"
  "ands r0, r2\n"
  "ands r4, r2\n"
  "lsls r4, r4, #5\n"
  "orrs r0, r4\n"
  "ands r1, r2\n"
  "lsls r1, r1, #10\n"
  "orrs r0, r1\n"
  "pop {r3, r4}\n"
  "mov r8, r3\n"
  "mov r9, r4\n"
  "pop {r4, r5, r6, r7}\n"
  "pop {r1}\n"
  "bx r1\n"
  ::: "r0","r1","r2","r3","r4","r5","r6","r7","memory");
}