// reg-based SHIFT test program. # mach: bfin .include "testutils.inc" start // Test FEXT with no sign extension R0.L = 0xdead; R0.H = 0x1234; R1.L = 0x0810; // pos=8 len=16 R7 = EXTRACT( R0, R1.L ) (Z); DBGA ( R7.L , 0x34de ); DBGA ( R7.H , 0 ); R0.L = 0xdead; R0.H = 0x1234; R1.L = 0x0814; // pos=8 len=20 R7 = EXTRACT( R0, R1.L ) (Z); DBGA ( R7.L , 0x34de ); DBGA ( R7.H , 0x0002 ); R0.L = 0xdead; R0.H = 0x1234; R1.L = 0x0800; // pos=8 len=0 R7 = EXTRACT( R0, R1.L ) (Z); DBGA ( R7.L , 0 ); DBGA ( R7.H , 0 ); R0.L = 0xfff1; R0.H = 0xffff; R1.L = 0x0001; // pos=0 len=1 R7 = EXTRACT( R0, R1.L ) (Z); DBGA ( R7.L , 0x1 ); DBGA ( R7.H , 0 ); R0.L = 0xfff1; R0.H = 0xffff; R1.L = 0x0101; // pos=1 len=1 R7 = EXTRACT( R0, R1.L ) (Z); DBGA ( R7.L , 0 ); DBGA ( R7.H , 0 ); CC = AZ; R7 = CC; DBGA ( R7.L , 0x1 ); CC = AN; R7 = CC; DBGA ( R7.L , 0x0 ); R0.L = 0xfff1; R0.H = 0xffff; R1.L = 0x1810; // pos=24 len=16 R7 = EXTRACT( R0, R1.L ) (Z); DBGA ( R7.L , 0x00ff ); DBGA ( R7.H , 0 ); R0.L = 0xfff1; R0.H = 0xffff; R1.L = 0x0020; // pos=0 len=32 is like pos=0 len=0 R7 = EXTRACT( R0, R1.L ) (Z); DBGA ( R7.L , 0x0 ); DBGA ( R7.H , 0x0 ); CC = AZ; R7 = CC; DBGA ( R7.L , 0x1 ); CC = AN; R7 = CC; DBGA ( R7.L , 0x0 ); R0.L = 0xfff1; R0.H = 0xffff; R1.L = 0x2020; // pos=32 len=32 is like pos=0 len=0 R7 = EXTRACT( R0, R1.L ) (Z); DBGA ( R7.L , 0 ); DBGA ( R7.H , 0 ); R0.L = 0xfff1; R0.H = 0xffff; R1.L = 0x1f01; // pos=31 len=1 R7 = EXTRACT( R0, R1.L ) (Z); DBGA ( R7.L , 0x1 ); DBGA ( R7.H , 0 ); R0.L = 0xfff1; R0.H = 0xffff; R1.L = 0x1000; // pos=16 len=0 R7 = EXTRACT( R0, R1.L ) (Z); DBGA ( R7.L , 0 ); DBGA ( R7.H , 0 ); // Test FEXT with sign extension R0.L = 0xdead; R0.H = 0x12f4; R1.L = 0x0810; // pos=8 len=16 R7 = EXTRACT( R0, R1.L ) (X); DBGA ( R7.L , 0xf4de ); DBGA ( R7.H , 0xffff ); CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); CC = AN; R7 = CC; DBGA ( R7.L , 0x1 ); R0.L = 0xdead; R0.H = 0x1234; R1.L = 0x0810; // pos=8 len=16 R7 = EXTRACT( R0, R1.L ) (X); DBGA ( R7.L , 0x34de ); DBGA ( R7.H , 0x0000 ); CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); CC = AN; R7 = CC; DBGA ( R7.L , 0x0 ); R0.L = 0xdead; R0.H = 0xf234; R1.L = 0x1f01; // pos=31 len=1 R7 = EXTRACT( R0, R1.L ) (X); DBGA ( R7.L , 0xffff ); DBGA ( R7.H , 0xffff ); CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); CC = AN; R7 = CC; DBGA ( R7.L , 0x1 ); R0.L = 0xdead; R0.H = 0xf234; R1.L = 0x1f02; // pos=31 len=2 R7 = EXTRACT( R0, R1.L ) (X); DBGA ( R7.L , 0x0001 ); DBGA ( R7.H , 0x0000 ); CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); CC = AN; R7 = CC; DBGA ( R7.L , 0x0 ); R0.L = 0xffff; R0.H = 0xffff; R1.L = 0x101f; // pos=16 len=31 R7 = EXTRACT( R0, R1.L ) (X); DBGA ( R7.L , 0xffff ); DBGA ( R7.H , 0x0000 ); CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); CC = AN; R7 = CC; DBGA ( R7.L , 0x0 ); R0.L = 0xffff; R0.H = 0xffff; R1.L = 0x1001; // pos=16 len=1 R7 = EXTRACT( R0, R1.L ) (X); DBGA ( R7.L , 0xffff ); DBGA ( R7.H , 0xffff ); CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); CC = AN; R7 = CC; DBGA ( R7.L , 0x1 ); R0.L = 0xffff; R0.H = 0xffff; R1.L = 0x1000; // pos=16 len=0 R7 = EXTRACT( R0, R1.L ) (X); DBGA ( R7.L , 0 ); DBGA ( R7.H , 0 ); CC = AZ; R7 = CC; DBGA ( R7.L , 0x1 ); CC = AN; R7 = CC; DBGA ( R7.L , 0x0 ); pass