diff options
Diffstat (limited to 'gcc-4.2.1-5666.3/gcc/config/udivmodsi4.c')
-rw-r--r-- | gcc-4.2.1-5666.3/gcc/config/udivmodsi4.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/gcc-4.2.1-5666.3/gcc/config/udivmodsi4.c b/gcc-4.2.1-5666.3/gcc/config/udivmodsi4.c new file mode 100644 index 000000000..83c2340c2 --- /dev/null +++ b/gcc-4.2.1-5666.3/gcc/config/udivmodsi4.c @@ -0,0 +1,24 @@ +unsigned long +udivmodsi4(unsigned long num, unsigned long den, int modwanted) +{ + unsigned long bit = 1; + unsigned long res = 0; + + while (den < num && bit && !(den & (1L<<31))) + { + den <<=1; + bit <<=1; + } + while (bit) + { + if (num >= den) + { + num -= den; + res |= bit; + } + bit >>=1; + den >>=1; + } + if (modwanted) return num; + return res; +} |