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authorJoel Sherrill <joel.sherrill@OARcorp.com>2000-06-14 15:39:53 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>2000-06-14 15:39:53 +0000
commitddbaa1ef6e10ca3918003a22e02ee595542d1dac (patch)
tree041161b31eca8b9a1004fd9821585536e46fa90b /c/src/lib/libcpu
parentNew files containing cache manager functionality stripped from (diff)
downloadrtems-ddbaa1ef6e10ca3918003a22e02ee595542d1dac.tar.bz2
Moved to include subdirectory.
Diffstat (limited to 'c/src/lib/libcpu')
-rw-r--r--c/src/lib/libcpu/powerpc/shared/byteorder.h99
1 files changed, 0 insertions, 99 deletions
diff --git a/c/src/lib/libcpu/powerpc/shared/byteorder.h b/c/src/lib/libcpu/powerpc/shared/byteorder.h
deleted file mode 100644
index e5342967d9..0000000000
--- a/c/src/lib/libcpu/powerpc/shared/byteorder.h
+++ /dev/null
@@ -1,99 +0,0 @@
-/*
- * byteorder.h
- *
- * This file contains inline implementation of function to
- * deal with endian conversion.
- *
- * It is a stripped down version of linux ppc file...
- *
- * Copyright (C) 1999 Eric Valette (valette@crf.canon.fr)
- * Canon Centre Recherche France.
- *
- * The license and distribution terms for this file may be
- * found in found in the file LICENSE in this distribution or at
- * http://www.OARcorp.com/rtems/license.html.
- *
- * $Id$
- */
-
-#ifndef _PPC_BYTEORDER_H
-#define _PPC_BYTEORDER_H
-
-/*
- * $Id$
- */
-
-#ifdef __GNUC__
-
-extern __inline__ unsigned ld_le16(volatile unsigned short *addr)
-{
- unsigned val;
-
- __asm__ __volatile__ ("lhbrx %0,0,%1" : "=r" (val) : "r" (addr), "m" (*addr));
- return val;
-}
-
-extern __inline__ void st_le16(volatile unsigned short *addr, unsigned val)
-{
- __asm__ __volatile__ ("sthbrx %1,0,%2" : "=m" (*addr) : "r" (val), "r" (addr));
-}
-
-extern __inline__ unsigned ld_le32(volatile unsigned *addr)
-{
- unsigned val;
-
- __asm__ __volatile__ ("lwbrx %0,0,%1" : "=r" (val) : "r" (addr), "m" (*addr));
- return val;
-}
-
-extern __inline__ void st_le32(volatile unsigned *addr, unsigned val)
-{
- __asm__ __volatile__ ("stwbrx %1,0,%2" : "=m" (*addr) : "r" (val), "r" (addr));
-}
-
-/* alas, egcs sounds like it has a bug in this code that doesn't use the
- inline asm correctly, and can cause file corruption. Until I hear that
- it's fixed, I can live without the extra speed. I hope. */
-#if !(__GNUC__ >= 2 && __GNUC_MINOR__ >= 90)
-#if 0
-# define __arch_swab16(x) ld_le16(&x)
-# define __arch_swab32(x) ld_le32(&x)
-#else
-static __inline__ __const__ __unsigned short ___arch__swab16(__unsigned short value)
-{
- __unsigned int tmp;
-
- __asm__("rlwimi %0,%0,8,0xff0000"
- : "=r" (tmp)
- : "0" (value));
- return (tmp&0x00ffff00)>>8;
-}
-
-static __inline__ __const__ __unsigned int ___arch__swab32(__unsigned int value)
-{
- __unsigned int result;
-
- __asm__("rotlwi %0,%1,24\n\t"
- "rlwimi %0,%1,8,0xff\n\t"
- "rlwimi %0,%1,8,0xff0000"
- : "=&r" (result)
- : "r" (value));
- return result;
-}
-#define __arch__swab32(x) ___arch__swab32(x)
-#define __arch__swab16(x) ___arch__swab16(x)
-#endif /* 0 */
-
-#endif
-
-/* The same, but returns converted value from the location pointer by addr. */
-#define __arch__swab16p(addr) ld_le16(addr)
-#define __arch__swab32p(addr) ld_le32(addr)
-
-/* The same, but do the conversion in situ, ie. put the value back to addr. */
-#define __arch__swab16s(addr) st_le16(addr,*addr)
-#define __arch__swab32s(addr) st_le32(addr,*addr)
-
-#endif /* __GNUC__ */
-
-#endif /* _PPC_BYTEORDER_H */