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xfree86: Remove remaining unused unaligned accessors

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Reviewed-by: Julien Cristau <jcristau@debian.org>
Signed-off-by: Adam Jackson <ajax@redhat.com>
Signed-off-by: Keith Packard <keithp@keithp.com>
This commit is contained in:
Adam Jackson 2014-07-22 10:59:00 -04:00 committed by Keith Packard
parent d28b788e11
commit 5f5af5d669
1 changed files with 1 additions and 60 deletions
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61
hw/xfree86/common/compiler.h
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@ -141,10 +141,6 @@ extern _X_EXPORT void xf86WriteMmio32LeNB (void *, unsigned long, unsigned int);
#endif /* __arm__ */
#if defined(__powerpc__) && !defined(__OpenBSD__)
extern unsigned long ldl_u(unsigned int *);
extern unsigned long ldw_u(unsigned short *);
extern void stl_u(unsigned long, unsigned int *);
extern void stw_u(unsigned long, unsigned short *);
extern void mem_barrier(void);
extern void write_mem_barrier(void);
extern void stl_brx(unsigned long, volatile unsigned char *, int);
@ -901,8 +897,7 @@ xf_outl(unsigned short port, unsigned int val)
/*
* Assume all port access are aligned. We need to revise this implementation
* if there is unaligned port access. For ldl_u, ldw_u, stl_u and
* stw_u, they are assumed unaligned.
* if there is unaligned port access.
*/
#define barrier() /* no barrier */
@ -1078,28 +1073,6 @@ inl(unsigned PORT_SIZE port)
return xf86ReadMmio32Swap(IOPortBase, port);
}
static __inline__ unsigned long
ldl_u(unsigned int *p)
{
unsigned long addr = (unsigned long) p;
unsigned int ret;
__asm__ __volatile__("lmw.bi %0, [%1], %0, 0;\n\t"
"wsbh %0, %0;\n\t" "rotri %0, %0, 16;\n\t":"=r"(ret)
:"r"(addr));
return ret;
}
static __inline__ void
stl_u(unsigned long val, unsigned int *p)
{
unsigned long addr = (unsigned long) p;
__asm__ __volatile__("wsbh %0, %0;\n\t" "rotri %0, %0, 16;\n\t" "smw.bi %0, [%1], %0, 0;\n\t": /* No outputs */
:"r"(val), "r"(addr));
}
#else /* !NDS32_MMIO_SWAP */
static __inline__ void
outb(unsigned PORT_SIZE port, unsigned char val)
@ -1140,40 +1113,8 @@ inl(unsigned PORT_SIZE port)
return *(volatile unsigned int *) (((unsigned PORT_SIZE) (port)));
}
static __inline__ unsigned long
ldl_u(unsigned int *p)
{
unsigned long addr = (unsigned long) p;
unsigned int ret;
__asm__ __volatile__("lmw.bi %0, [%1], %0, 0;\n\t":"=r"(ret)
:"r"(addr));
return ret;
}
static __inline__ void
stl_u(unsigned long val, unsigned int *p)
{
unsigned long addr = (unsigned long) p;
__asm__ __volatile__("smw.bi %0, [%1], %0, 0;\n\t": /* No outputs */
:"r"(val), "r"(addr));
}
#endif /* NDS32_MMIO_SWAP */
#if (((X_BYTE_ORDER == X_BIG_ENDIAN) && !defined(NDS32_MMIO_SWAP)) || ((X_BYTE_ORDER != X_BIG_ENDIAN) && defined(NDS32_MMIO_SWAP)))
#define ldw_u(p) ((*(unsigned char *)(p)) << 8 | \
(*((unsigned char *)(p)+1)))
#define stw_u(v,p) (*(unsigned char *)(p)) = ((v) >> 8); \
(*((unsigned char *)(p)+1)) = (v)
#else
#define ldw_u(p) ((*(unsigned char *)(p)) | \
(*((unsigned char *)(p)+1)<<8))
#define stw_u(v,p) (*(unsigned char *)(p)) = (v); \
(*((unsigned char *)(p)+1)) = ((v) >> 8)
#endif
#define mem_barrier() /* XXX: nop for now */
#define write_mem_barrier() /* XXX: nop for now */