Merge pull request #2220 from fabiangreffrath/volatile_div64_32

remove ASM div64_32() implementation
fabiangreffrath · Mar 4, 2025 · b89a6ae · b89a6ae
2 parents 21ca158 + 1b0b2f7
commit b89a6ae
Showing 1 changed file with 0 additions and 14 deletions.
diff --git a/src/m_fixed.h b/src/m_fixed.h
@@ -30,20 +30,6 @@
 
   #define div64_32(a, b) _div64((a), (b), NULL)
 
-#elif defined(__GNUC__) && defined(__x86_64__)
-
-  inline static int32_t div64_32(int64_t a, int32_t b)
-  {
-      if (__builtin_constant_p(b))
-      {
-          return a / b;
-      }
-      int32_t lo = a;
-      int32_t hi = a >> 32;
-      asm("idivl %[divisor]" : "+a" (lo), "+d" (hi) : [divisor] "r" (b));
-      return lo;
-  }
-
 #else
 
   #define div64_32(a, b) ((fixed_t)((a) / (b)))