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/* { dg-do run } */
/* { dg-options "-O2 --save-temps -fno-inline" } */
extern void abort (void);
typedef struct bitfield
{
unsigned short eight: 8;
unsigned short four: 4;
unsigned short five: 5;
unsigned short seven: 7;
unsigned int sixteen: 16;
} bitfield;
bitfield
bfi1 (bitfield a)
{
/* { dg-final { scan-assembler "bfi\tx\[0-9\]+, x\[0-9\]+, 0, 8" } } */
a.eight = 3;
return a;
}
bitfield
bfi2 (bitfield a)
{
/* { dg-final { scan-assembler "bfi\tx\[0-9\]+, x\[0-9\]+, 16, 5" } } */
a.five = 7;
return a;
}
bitfield
movk (bitfield a)
{
/* { dg-final { scan-assembler "movk\tx\[0-9\]+, 0x1d6b, lsl 32" } } */
a.sixteen = 7531;
return a;
}
bitfield
set1 (bitfield a)
{
/* { dg-final { scan-assembler "orr\tx\[0-9\]+, x\[0-9\]+, 2031616" } } */
a.five = 0x1f;
return a;
}
bitfield
set0 (bitfield a)
{
/* { dg-final { scan-assembler "and\tx\[0-9\]+, x\[0-9\]+, -2031617" } } */
a.five = 0;
return a;
}
int
main (int argc, char** argv)
{
static bitfield a;
bitfield b = bfi1 (a);
bitfield c = bfi2 (b);
bitfield d = movk (c);
if (d.eight != 3)
abort ();
if (d.five != 7)
abort ();
if (d.sixteen != 7531)
abort ();
d = set1 (d);
if (d.five != 0x1f)
abort ();
d = set0 (d);
if (d.five != 0)
abort ();
return 0;
}
/* { dg-final { cleanup-saved-temps } } */
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