diff options
Diffstat (limited to 'libexec/rtld-aout/i386/md.h')
| -rw-r--r-- | libexec/rtld-aout/i386/md.h | 89 |
1 files changed, 29 insertions, 60 deletions
diff --git a/libexec/rtld-aout/i386/md.h b/libexec/rtld-aout/i386/md.h index 89c1213..da5283d 100644 --- a/libexec/rtld-aout/i386/md.h +++ b/libexec/rtld-aout/i386/md.h @@ -27,14 +27,12 @@ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * - * $Id: md.h,v 1.10 1994/06/15 22:40:46 rich Exp $ + * $Id: md.h,v 1.11 1994/12/23 22:31:14 nate Exp $ */ #if defined(CROSS_LINKER) && defined(XHOST) && XHOST==sparc - #define NEED_SWAP - #endif #define MAX_ALIGNMENT (sizeof (long)) @@ -144,6 +142,34 @@ typedef struct jmpslot { #ifdef CROSS_LINKER +#define get_byte(p) ( ((unsigned char *)(p))[0] ) + +#define get_short(p) ( ( ((unsigned char *)(p))[0] << 8) | \ + ( ((unsigned char *)(p))[1] ) \ + ) + +#define get_long(p) ( ( ((unsigned char *)(p))[0] << 24) | \ + ( ((unsigned char *)(p))[1] << 16) | \ + ( ((unsigned char *)(p))[2] << 8 ) | \ + ( ((unsigned char *)(p))[3] ) \ + ) + +#define put_byte(p, v) { ((unsigned char *)(p))[0] = ((unsigned long)(v)); } + +#define put_short(p, v) { ((unsigned char *)(p))[0] = \ + ((((unsigned long)(v)) >> 8) & 0xff); \ + ((unsigned char *)(p))[1] = \ + ((((unsigned long)(v)) ) & 0xff); } + +#define put_long(p, v) { ((unsigned char *)(p))[0] = \ + ((((unsigned long)(v)) >> 24) & 0xff); \ + ((unsigned char *)(p))[1] = \ + ((((unsigned long)(v)) >> 16) & 0xff); \ + ((unsigned char *)(p))[2] = \ + ((((unsigned long)(v)) >> 8) & 0xff); \ + ((unsigned char *)(p))[3] = \ + ((((unsigned long)(v)) ) & 0xff); } + #ifdef NEED_SWAP /* Define IO byte swapping routines */ @@ -177,67 +203,11 @@ void md_swapout_jmpslot __P((jmpslot_t *, int)); #define md_swap_long(x) ( (((x) >> 24) & 0xff ) | (((x) >> 8 ) & 0xff00 ) | \ (((x) << 8 ) & 0xff0000) | (((x) << 24) & 0xff000000)) -#define get_byte(p) ( ((unsigned char *)(p))[0] ) - -#define get_short(p) ( ( ((unsigned char *)(p))[1] << 8) | \ - ( ((unsigned char *)(p))[0] ) \ - ) -#define get_long(p) ( ( ((unsigned char *)(p))[3] << 24) | \ - ( ((unsigned char *)(p))[2] << 16) | \ - ( ((unsigned char *)(p))[1] << 8 ) | \ - ( ((unsigned char *)(p))[0] ) \ - ) - -#define put_byte(p, v) { ((unsigned char *)(p))[0] = ((unsigned long)(v)); } - -#define put_short(p, v) { ((unsigned char *)(p))[1] = \ - ((((unsigned long)(v)) >> 8) & 0xff); \ - ((unsigned char *)(p))[0] = \ - ((((unsigned long)(v)) ) & 0xff); } - -#define put_long(p, v) { ((unsigned char *)(p))[3] = \ - ((((unsigned long)(v)) >> 24) & 0xff); \ - ((unsigned char *)(p))[2] = \ - ((((unsigned long)(v)) >> 16) & 0xff); \ - ((unsigned char *)(p))[1] = \ - ((((unsigned long)(v)) >> 8) & 0xff); \ - ((unsigned char *)(p))[0] = \ - ((((unsigned long)(v)) ) & 0xff); } - #else /* We need not swap, but must pay attention to alignment: */ #define md_swap_short(x) (x) #define md_swap_long(x) (x) -#define get_byte(p) ( ((unsigned char *)(p))[0] ) - -#define get_short(p) ( ( ((unsigned char *)(p))[0] << 8) | \ - ( ((unsigned char *)(p))[1] ) \ - ) - -#define get_long(p) ( ( ((unsigned char *)(p))[0] << 24) | \ - ( ((unsigned char *)(p))[1] << 16) | \ - ( ((unsigned char *)(p))[2] << 8 ) | \ - ( ((unsigned char *)(p))[3] ) \ - ) - - -#define put_byte(p, v) { ((unsigned char *)(p))[0] = ((unsigned long)(v)); } - -#define put_short(p, v) { ((unsigned char *)(p))[0] = \ - ((((unsigned long)(v)) >> 8) & 0xff); \ - ((unsigned char *)(p))[1] = \ - ((((unsigned long)(v)) ) & 0xff); } - -#define put_long(p, v) { ((unsigned char *)(p))[0] = \ - ((((unsigned long)(v)) >> 24) & 0xff); \ - ((unsigned char *)(p))[1] = \ - ((((unsigned long)(v)) >> 16) & 0xff); \ - ((unsigned char *)(p))[2] = \ - ((((unsigned long)(v)) >> 8) & 0xff); \ - ((unsigned char *)(p))[3] = \ - ((((unsigned long)(v)) ) & 0xff); } - #endif /* NEED_SWAP */ #else /* Not a cross linker: use native */ @@ -254,4 +224,3 @@ void md_swapout_jmpslot __P((jmpslot_t *, int)); #define put_long(where,what) (*(long *)(where) = (what)) #endif /* CROSS_LINKER */ - |
