/* { dg-do compile } */ /* { dg-options "-mgp64" } */ /* { dg-skip-if "code quality test" { *-*-* } { "-O0" } { "" } } */ #define TEST(ID, TYPE1, TYPE2) \ union u##ID { \ TYPE1 m1[sizeof (TYPE2) / sizeof (TYPE1)]; \ TYPE2 m2; \ }; \ \ /* The MIPS16 versions of the shifts we need are too \ expensive. */ \ TYPE1 __attribute__((nomips16)) \ f##ID (TYPE2 x, union u##ID *u) \ { \ u->m2 = x; \ return (u->m1[0] \ + u->m1[sizeof (TYPE2) / sizeof (TYPE1) - 1]); \ } \ \ TYPE1 __attribute__((nomips16)) \ g##ID (union u##ID *u) \ { \ u->m2 = 0; \ return (u->m1[0] | u->m1[1]); \ } TEST (1, unsigned int, unsigned long long); TEST (2, int, long long); TEST (3, unsigned short, unsigned long long); TEST (4, short, long long); TEST (5, unsigned char, unsigned long long); TEST (6, signed char, long long); TEST (7, unsigned short, unsigned int); TEST (8, short, int); TEST (9, unsigned char, unsigned int); TEST (10, signed char, int); TEST (11, unsigned char, unsigned short); TEST (12, signed char, short); /* { dg-final { scan-assembler-not "\tlh\t" } } */ /* { dg-final { scan-assembler-not "\tlhu\t" } } */ /* { dg-final { scan-assembler-not "\tlw\t" } } */ /* { dg-final { scan-assembler-not "\tlwu\t" } } */ /* { dg-final { scan-assembler-not "\tlb\t" } } */ /* { dg-final { scan-assembler-not "\tlbu\t" } } */