;TEST PROGRAM TO TEST LDFPS INSTRUCTION .WORD -1,-1,-1,-1 .BLKW 252. ;STACK OVERFLOW AREA START: SETI SETD LDCID #0,%0 ;SET UP THE REG'S SO WE CAN SEE THEM LDCID #1,%1 LDCID #2,%2 LDCID #3,%3 RSTART: MOV #1000,SP ;RESET SP CLR (SP) ;CLEAR IT LDFPS (SP)+ ;LOAD FLOAT POINT STAT REG CMP SP,#1002 ;IS STACK RIGHT / BEQ RSTART ;IF SO, TRY AGAIN SETD SETI STD %0,(SP)+ ;STORE THE REGS STD %1,(SP)+ STD %2,(SP)+ STD %3,(SP)+ STFPS R0 ;SAVE FPS LDFPS #0 ;CLEAR FPS STFPS R1 LDFPS #177777 STFPS R2 NOP ;PUT A BREAKPOINT HERE .END START