gcc/testsuite/gcc.target/arm/arm-soft-strd-even.c

   1 /* { dg-do assemble } */
   2 /* { dg-require-effective-target arm_arm_ok } */
   3 /* { dg-skip-if "do not override -mfloat-abi" { *-*-* } { "-mfloat-abi=*" } {"-mfloat-abi=soft" } } */
   4 /* { dg-options "-O2 -marm -mfloat-abi=soft" } */
   5
   6 /* Check that we don't try to emit STRD in ARM state with
   7    odd starting register.  */
   8
   9 struct S {
  10   double M0;
  11 } __attribute((aligned)) __attribute((packed));
  12
  13 void bar(void *);
  14
  15 void foo(int x, struct S y) {
  16   asm("" : : : "r1", "r8", "r7", "r4");
  17   y.M0 ?: bar(0);
  18   bar(__builtin_alloca(8));
  19 }