diff options
Diffstat (limited to 'private/mvdm/softpc.new/base/ccpu386/aaa.c')
-rw-r--r-- | private/mvdm/softpc.new/base/ccpu386/aaa.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/private/mvdm/softpc.new/base/ccpu386/aaa.c b/private/mvdm/softpc.new/base/ccpu386/aaa.c new file mode 100644 index 000000000..88791b560 --- /dev/null +++ b/private/mvdm/softpc.new/base/ccpu386/aaa.c @@ -0,0 +1,58 @@ +/*[ + +aaa.c + +LOCAL CHAR SccsID[]="@(#)aaa.c 1.5 02/09/94"; + +AAA CPU functions. +------------------ + +]*/ + + +#include <insignia.h> + +#include <host_def.h> +#include <xt.h> + +#include <c_main.h> +#include <c_addr.h> +#include <c_bsic.h> +#include <c_prot.h> +#include <c_seg.h> +#include <c_stack.h> +#include <c_xcptn.h> +#include <c_reg.h> +#include <aaa.h> + + +/* + ===================================================================== + EXTERNAL ROUTINES STARTS HERE. + ===================================================================== + */ + + +GLOBAL VOID +AAA() + { + if ( (GET_AL() & 0xf) > 9 || GET_AF() ) + { + SET_AX(GET_AX() + 6); + SET_AH(GET_AH() + 1); + SET_CF(1); SET_AF(1); + } + else + { + SET_CF(0); SET_AF(0); + } + SET_AL(GET_AL() & 0xf); + + /* Set undefined flag(s) */ +#ifdef SET_UNDEFINED_FLAG + SET_OF(UNDEFINED_FLAG); + SET_SF(UNDEFINED_FLAG); + SET_ZF(UNDEFINED_FLAG); + SET_PF(UNDEFINED_FLAG); +#endif + } |