diff options
Diffstat (limited to 'sim/testsuite/bfin/e0.s')
| -rw-r--r-- | sim/testsuite/bfin/e0.s | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/sim/testsuite/bfin/e0.s b/sim/testsuite/bfin/e0.s new file mode 100644 index 0000000..bdcd71b --- /dev/null +++ b/sim/testsuite/bfin/e0.s @@ -0,0 +1,51 @@ +// assert that we can issue a software exception +// and that the expt number is passed correctly through +// SEQSTAT. +# mach: bfin +# sim: --environment operating + + .include "testutils.inc" + + start +.ifndef BFIN_HOST + imm32 p0, 0xFFE02000; /* EVT0 */ + P1 = re (Z); // load a pointer to ihandler interrupt 1 + P1.H = re; + [ P0 + (4*3) ] = P1; + + R0 = -1; /* unmask all interrupts */ + imm32 p1, 0xFFE02104; + [P1] = R0; + + R0 = start_uspace (Z); + R0.H = start_uspace; + RETI = R0; + RTI; +start_uspace: + EXCPT 10; + + DBGA ( R1.L , 0x1238 ); + + dbg_pass; + + // ihandler +re: + R0 = SEQSTAT; + R0 <<= (32-6); + R0 >>= (32-6); + R2 = 0x20; + CC = R0 < R2; + IF !CC JUMP _error; + DBGA ( R0.L , 0xa ); + R1 = 0x1234 (X); + R1 += 1; + R1 += 1; + R1 += 1; + R1 += 1; + RTX; + +_error: + DBGA ( R0.L , EXCPT_PROTVIOL ); + dbg_fail; + +.endif |