ack/util/int/memdirect.h

61 lines
1.8 KiB
C
Raw Permalink Normal View History

1988-06-22 16:57:09 +00:00
/*
Direct unchecked memory access
*/
1994-06-24 11:31:16 +00:00
/* $Id$ */
1988-06-22 16:57:09 +00:00
/* The set of macros is neither systematic nor exhaustive; its contents
were suggested by expediency rather than by completeness.
*/
/* Loading from memory */
#define p_in_stack(a) i2p((psize == 2) \
? (btol(stack_loc(a)) | (btol(stack_loc(a+1))<<8)) \
: (btol(stack_loc(a)) | (btol(stack_loc(a+1))<<8) | \
(btol(stack_loc(a+2))<<16) | \
(btol(stack_loc(a+3))<<24)))
#define p_in_data(a) i2p((psize == 2) \
? (btol(data_loc(a)) | (btol(data_loc(a+1))<<8)) \
: (btol(data_loc(a)) | (btol(data_loc(a+1))<<8) | \
(btol(data_loc(a+2))<<16) | \
(btol(data_loc(a+3))<<24)))
#define p_in_text(a) i2p((psize == 2) \
? (btol(text_loc(a)) | (btol(text_loc(a+1))<<8)) \
: (btol(text_loc(a)) | (btol(text_loc(a+1))<<8) | \
(btol(text_loc(a+2))<<16) | \
(btol(text_loc(a+3))<<24)))
#define p_in_FRA(a) i2p((psize == 2) \
? (btol(FRA[a]) | (btol(FRA[a+1])<<8)) \
: (btol(FRA[a]) | (btol(FRA[a+1])<<8) | \
(btol(FRA[a+2])<<16) | \
(btol(FRA[a+3])<<24)))
#define w_in_stack(a) ((wsize == 2) \
? (btol(stack_loc(a)) | (btos(stack_loc(a+1))<<8)) \
: (btol(stack_loc(a)) | (btol(stack_loc(a+1))<<8) | \
(btol(stack_loc(a+2))<<16) | \
(btos(stack_loc(a+3))<<24)))
#define w_in_data(a) ((wsize == 2) \
? (btol(data_loc(a)) | (btos(data_loc(a+1))<<8)) \
: (btol(data_loc(a)) | (btol(data_loc(a+1))<<8) | \
(btol(data_loc(a+2))<<16) | \
(btos(data_loc(a+3))<<24)))
#define w_in_FRA(a) ((wsize == 2) \
? (btol(FRA[a]) | (btos(FRA[a+1])<<8)) \
: (btol(FRA[a]) | (btol(FRA[a+1])<<8) | \
(btol(FRA[a+2])<<16) | \
(btos(FRA[a+3])<<24)))
#define LIN_in_stack(a) ((LINSIZE == 2) \
? (btol(stack_loc(a)) | (btol(stack_loc(a+1))<<8)) \
: (btol(stack_loc(a)) | (btol(stack_loc(a+1))<<8) | \
(btol(stack_loc(a+2))<<16) | \
(btol(stack_loc(a+3))<<24)))