1 /* { dg-do compile } */
2 /* { dg-additional-options "-ftree-pre -fcode-hoisting" } */
3 
4 __extension__ typedef __UINTPTR_TYPE__ uintptr_t;
5 
6 typedef unsigned char u8;
7 extern unsigned long pci_io_base;
8 u8 in_8 (const volatile void *);
9 int eeh_enabled ();
10 void eeh_check_failure ();
11 static inline
eeh_readb(const volatile void * addr)12 u8 eeh_readb(const volatile void *addr)
13 {
14   u8 val = in_8(addr);
15   if (((val) == (u8)~0 && eeh_enabled()))   eeh_check_failure();
16   return val;
17 }
18 extern struct ppc_pci_io {
19     void (*outb) (u8 val, unsigned long port);
20 }
21 ppc_pci_io;
22 static inline
readb(const volatile void * addr)23 u8 readb (const volatile void * addr)
24 {
25   return eeh_readb((addr));
26 }
27 static inline
inb(unsigned long port)28 u8 inb (unsigned long port)
29 {
30   return readb((volatile void *)(uintptr_t)pci_io_base + port);
31 }
32 static inline
outb(u8 val,unsigned long port)33 void outb (u8 val, unsigned long port)
34 {
35   if (ppc_pci_io.outb != ((void *)0)) ppc_pci_io.outb (val, port);
36 };
frob_econtrol(unsigned long base_hi,unsigned char m,unsigned char v)37 void frob_econtrol(unsigned long base_hi, unsigned char m, unsigned char v)
38 {
39   unsigned char ectr = 0;
40   if (m != 0xff)   ectr = inb((base_hi + 0x2));
41   outb((ectr & ~m) ^ v, (base_hi + 0x2));
42 }
43