diff options
Diffstat (limited to 'sim/testsuite/bfin/dsp_a4.s')
| -rw-r--r-- | sim/testsuite/bfin/dsp_a4.s | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/sim/testsuite/bfin/dsp_a4.s b/sim/testsuite/bfin/dsp_a4.s new file mode 100644 index 0000000..fdafcdf --- /dev/null +++ b/sim/testsuite/bfin/dsp_a4.s @@ -0,0 +1,113 @@ +/* ALU test program. + * Test instructions + * r3= + (r0,r0); + * r3= + (r0,r0) s; + * r3= - (r0,r0); + * r3= - (r0,r0) s; + */ +# mach: bfin + +.include "testutils.inc" + start + + +// overflow positive + R0.L = 0xffff; + R0.H = 0x7fff; + R7 = 0; + ASTAT = R7; + R3 = R0 + R0 (NS); + DBGA ( R3.L , 0xfffe ); + DBGA ( R3.H , 0xffff ); + CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); + CC = AN; R7 = CC; DBGA ( R7.L , 0x1 ); + CC = V; R7 = CC; DBGA ( R7.L , 0x1 ); + CC = VS; R7 = CC; DBGA ( R7.L , 0x1 ); + CC = AC0; R7 = CC; DBGA ( R7.L , 0x0 ); + +// overflow negative + R0.L = 0x0000; + R0.H = 0x8000; + R7 = 0; + ASTAT = R7; + R3 = R0 + R0 (NS); + DBGA ( R3.L , 0x0000 ); + DBGA ( R3.H , 0x0000 ); + CC = AZ; R7 = CC; DBGA ( R7.L , 0x1 ); + CC = AN; R7 = CC; DBGA ( R7.L , 0x0 ); + CC = V; R7 = CC; DBGA ( R7.L , 0x1 ); + CC = AC0; R7 = CC; DBGA ( R7.L , 0x1 ); + +// zero + R0.L = 0xffff; + R0.H = 0xffff; + R1.L = 0x0001; + R1.H = 0x0000; + R7 = 0; + ASTAT = R7; + R3 = R1 + R0 (NS); + DBGA ( R3.L , 0x0000 ); + DBGA ( R3.H , 0x0000 ); + CC = AZ; R7 = CC; DBGA ( R7.L , 0x1 ); + CC = AN; R7 = CC; DBGA ( R7.L , 0x0 ); + CC = V; R7 = CC; DBGA ( R7.L , 0x0 ); + CC = AC0; R7 = CC; DBGA ( R7.L , 0x1 ); + +// saturate positive + R0.L = 0; + R0.H = 0x7fff; + R7 = 0; + ASTAT = R7; + R3 = R0 + R0 (S); + DBGA ( R3.L , 0xffff ); + DBGA ( R3.H , 0x7fff ); + CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); + CC = AN; R7 = CC; DBGA ( R7.L , 0x0 ); + CC = V; R7 = CC; DBGA ( R7.L , 0x1 ); + CC = AC0; R7 = CC; DBGA ( R7.L , 0x0 ); + +// saturate negative + R0.L = 0; + R0.H = 0x8000; + R7 = 0; + ASTAT = R7; + R3 = R0 + R0 (S); + DBGA ( R3.L , 0x0000 ); + DBGA ( R3.H , 0x8000 ); + + CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); + CC = AN; R7 = CC; DBGA ( R7.L , 0x1 ); + CC = V; R7 = CC; DBGA ( R7.L , 0x1 ); + CC = AC0; R7 = CC; DBGA ( R7.L , 0x1 ); + +// saturate positive with subtraction + R0.L = 0xffff; + R0.H = 0xffff; + R1.L = 0xffff; + R1.H = 0x7fff; + R7 = 0; + ASTAT = R7; + R3 = R1 - R0 (S); + DBGA ( R3.L , 0xffff ); + DBGA ( R3.H , 0x7fff ); + CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); + CC = AN; R7 = CC; DBGA ( R7.L , 0x0 ); + CC = V; R7 = CC; DBGA ( R7.L , 0x1 ); + CC = AC0; R7 = CC; DBGA ( R7.L , 0x0 ); + +// saturate negative with subtraction + R0.L = 0x1; + R0.H = 0x0; + R1.L = 0x0000; + R1.H = 0x8000; + R7 = 0; + ASTAT = R7; + R3 = R1 - R0 (S); + DBGA ( R3.L , 0x0000 ); + DBGA ( R3.H , 0x8000 ); + CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 ); + CC = AN; R7 = CC; DBGA ( R7.L , 0x1 ); + CC = V; R7 = CC; DBGA ( R7.L , 0x1 ); + CC = AC0; R7 = CC; DBGA ( R7.L , 0x1 ); + + pass |