Viewing file:  pr67351.C (1.54 KB) -rw-r--r--
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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-optimized" } */
typedef unsigned char uchar;
typedef unsigned short ushort;
typedef unsigned uint __attribute__((mode (__SI__)));
typedef unsigned long long uint64;
class MyRgba
{
uint rgba;
public:
explicit MyRgba (uint c):rgba (c)
{
};
static MyRgba fromRgba (uchar r, uchar g, uchar b, uchar a)
{
return MyRgba (uint (r) << 24
| uint (g) << 16 | uint (b) << 8 | uint (a));
}
uchar r ()
{
return rgba >> 24;
}
uchar g ()
{
return rgba >> 16;
}
uchar b ()
{
return rgba >> 8;
}
uchar a ()
{
return rgba;
}
void setG (uchar _g)
{
*this = fromRgba (r (), _g, b (), a ());
}
};
extern MyRgba giveMe ();
MyRgba
test ()
{
MyRgba a = giveMe ();
a.setG (0xf0);
return a;
}
class MyRgba64
{
uint64 rgba;
public:
explicit MyRgba64 (uint64 c):rgba (c)
{
};
static MyRgba64 fromRgba64 (ushort r, ushort g, ushort b, ushort a)
{
return MyRgba64 (uint64 (r) << 48
| uint64 (g) << 32 | uint64 (b) << 16 | uint64 (a));
}
ushort r ()
{
return rgba >> 48;
}
ushort g ()
{
return rgba >> 32;
}
ushort b ()
{
return rgba >> 16;
}
ushort a ()
{
return rgba;
}
void setG (ushort _g)
{
*this = fromRgba64 (r (), _g, b (), a ());
}
};
extern MyRgba64 giveMe64 ();
MyRgba64
test64 ()
{
MyRgba64 a = giveMe64 ();
a.setG (0xf0f0);
return a;
}
/* { dg-final { scan-tree-dump-not "<<" "optimized" } } */
/* { dg-final { scan-tree-dump-not ">>" "optimized" } } */
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