isa/rv64sv/ma_vt_inst.S

   1 #*****************************************************************************
   2 # ma_vt_inst.S
   3 #-----------------------------------------------------------------------------
   4 #
   5 # Test misaligned vt instruction trap.
   6 #
   7
   8 #include "riscv_test.h"
   9 #include "test_macros.h"
  10
  11 RVTEST_RV64S
  12 RVTEST_CODE_BEGIN
  13
  14   li a0, SR_EA | SR_EI
  15   csrs status, a0
  16
  17   la a3,handler
  18   csrw evec,a3
  19
  20   csrr a3,status
  21   li a4,(1 << IRQ_COP)
  22   slli a4,a4,SR_IM_SHIFT
  23   or a3,a3,a4 # enable IM[COP]
  24   csrw status,a3
  25
  26   vsetcfg 32,0
  27   li a3,4
  28   vsetvl a3,a3
  29
  30   lui a0,%hi(vtcode1+2)
  31   vf %lo(vtcode1+2)(a0)
  32 1:      j 1b
  33
  34 vtcode1:
  35   add x2,x2,x3
  36   stop
  37
  38 handler:
  39   vxcptkill
  40
  41   li TESTNUM,2
  42
  43   # check cause
  44   vxcptcause a3
  45   li a4,HWACHA_CAUSE_VF_MISALIGNED_FETCH
  46   bne a3,a4,fail
  47
  48   # check badvaddr
  49   vxcptaux a3
  50   la a4,vtcode1+2
  51   andi a3, a3, -4 # mask off lower bits so that may
  52   andi a4, a4, -4 # ignore impl. specific behavior
  53   bne a3,a4,fail
  54
  55   # make sure vector unit has cleared out
  56   vsetcfg 32,0
  57   li a3,4
  58   vsetvl a3,a3
  59
  60   la a3,src1
  61   la a4,src2
  62   vld vx2,a3
  63   vld vx3,a4
  64   lui a0,%hi(vtcode1)
  65   vf %lo(vtcode1)(a0)
  66   la a5,dest
  67   vsd vx2,a5
  68   fence
  69
  70   ld a1,0(a5)
  71   li a2,5
  72   li TESTNUM,2
  73   bne a1,a2,fail
  74   ld a1,8(a5)
  75   li TESTNUM,3
  76   bne a1,a2,fail
  77   ld a1,16(a5)
  78   li TESTNUM,4
  79   bne a1,a2,fail
  80   ld a1,24(a5)
  81   li TESTNUM,5
  82   bne a1,a2,fail
  83
  84   TEST_PASSFAIL
  85
  86 RVTEST_CODE_END
  87
  88   .data
  89 RVTEST_DATA_BEGIN
  90
  91   TEST_DATA
  92
  93 src1:
  94   .dword 1
  95   .dword 2
  96   .dword 3
  97   .dword 4
  98 src2:
  99   .dword 4
 100   .dword 3
 101   .dword 2
 102   .dword 1
 103 dest:
 104   .dword 0xdeadbeefcafebabe
 105   .dword 0xdeadbeefcafebabe
 106   .dword 0xdeadbeefcafebabe
 107   .dword 0xdeadbeefcafebabe
 108
 109 RVTEST_DATA_END