diff options
Diffstat (limited to 'sim/testsuite/bfin/dsp_s1.s')
| -rw-r--r-- | sim/testsuite/bfin/dsp_s1.s | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/sim/testsuite/bfin/dsp_s1.s b/sim/testsuite/bfin/dsp_s1.s new file mode 100644 index 0000000..70d8a5d --- /dev/null +++ b/sim/testsuite/bfin/dsp_s1.s @@ -0,0 +1,85 @@ +/* SHIFT test program. + * Test r0, r1, A0 >>= BITMUX; + */ +# mach: bfin + +.include "testutils.inc" + start + + init_r_regs 0; + ASTAT = r0; + +// load r0=0x80000009 +// load r1=0x10000009 +// load r2=0x0000000f +// load r3=0x00000000 +// load r4=0x80000008 +// load r5=0x00000000 + loadsym P0, data0; + loadsym P1, data0; + R0 = [ P0 ++ ]; + R1 = [ P0 ++ ]; + R2 = [ P0 ++ ]; + R3 = [ P0 ++ ]; + R4 = [ P0 ++ ]; + R5 = [ P0 ++ ]; + +// insert two bits, both equal to 1 +// A0: 00 0000 000f -> c0 0000 0003 +// r0: 8000 0009 -> 4000 0004 +// r1: 1000 0009 -> 0800 0004 + R0 = [ P1 + 0 ]; + R1 = [ P1 + 4 ]; + A0.w = R2; + A0.x = R3.L; + BITMUX( R0 , R1, A0) (ASR); + R6 = A0.w; + R7.L = A0.x; + DBGA ( R6.L , 0x0003 ); + DBGA ( R6.H , 0x0000 ); + DBGA ( R7.L , 0xffc0 ); + DBGA ( R0.L , 0x0004 ); + DBGA ( R0.H , 0x4000 ); + DBGA ( R1.L , 0x0004 ); + DBGA ( R1.H , 0x0800 ); + +// insert two bits, one equal to 1, other to 0 +// A0: 00 0000 000f -> 40 0000 0003 +// r0: 8000 0009 -> 4000 0004 +// r4: 8000 0008 -> 4000 0004 + R0 = [ P1 + 0 ]; + R4 = [ P1 + 16 ]; + A0.w = R2; + A0.x = R3.L; + BITMUX( R0 , R4, A0) (ASR); + R6 = A0.w; + R7.L = A0.x; + DBGA ( R6.L , 0x0003 ); + DBGA ( R6.H , 0x0000 ); + DBGA ( R7.L , 0x0040 ); + DBGA ( R0.L , 0x0004 ); + DBGA ( R0.H , 0x4000 ); + DBGA ( R4.L , 0x0004 ); + DBGA ( R4.H , 0x4000 ); + + pass + + .data +data0: + .dw 0x0009 + .dw 0x8000 + + .dw 0x0009 + .dw 0x1000 + + .dw 0x000f + .dw 0x0000 + + .dw 0x0000 + .dw 0x0000 + + .dw 0x0008 + .dw 0x8000 + + .dw 0x0000 + .dw 0x0000 |