/* { dg-require-effective-target divmod } */ /* { dg-options "-O2 -fdump-tree-widening_mul-details" } */ typedef int SImode __attribute__((mode(SI))); typedef unsigned USImode __attribute__((mode(SI))); typedef int DImode __attribute__((mode(DI))); typedef unsigned UDImode __attribute__((mode(DI))); extern int cond; void foo(void); #define FOO(smalltype, bigtype, no) \ bigtype f_##no(smalltype x, bigtype y) \ { \ bigtype q = x / y; \ bigtype r1 = 0, r2 = 0; \ if (cond) \ r1 = x % y; \ else \ r2 = x % y; \ return q + r1 + r2; \ } FOO(SImode, DImode, 3) FOO(SImode, UDImode, 4) FOO(USImode, DImode, 6) FOO(USImode, UDImode, 7) FOO(DImode, DImode, 8) FOO(DImode, UDImode, 9) FOO(UDImode, UDImode, 10) /* { dg-final { scan-tree-dump-times "DIVMOD" 7 "widening_mul" } } */