/* { dg-do compile } */ /* Force big-endian because for little-endian, combine generates this: (if_then_else (ne (zero_extract:DI (subreg:DI (truncate:SI (reg:DI 196)) 0) (const_int 1) (const_int 0)) (const_int 0)) (label_ref 20) (pc))) which does not get recognized as a valid bbit pattern. The middle-end should be able to simplify this further. */ /* { dg-options "-march=octeon -meb" } */ /* { dg-skip-if "code quality test" { *-*-* } { "-O0" } { "" } } */ /* { dg-final { scan-assembler-times "\tbbit\[01\]\t|\tbgez\t|\tbltz\t" 2 } } */ /* { dg-final { scan-assembler-not "ext\t" } } */ void abort (void); void abort1 (void); void exit (int); typedef unsigned long long ulong64; typedef struct bitfield_s { ulong64 a:1; ulong64 b:29; ulong64 c:1; ulong64 d:15; ulong64 f:18; } bitfield_t; void foo (bitfield_t*); bitfield_t bar; NOMIPS16 void f () { foo(&bar); if (bar.a != 0x1) abort (); else if (!bar.c) abort1 (); else exit (0); }