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   setpcr status, SR_EI # enable interrupt
  15
  16   la a3,handler
  17   mtpcr a3,evec # set exception handler
  18
  19   mfpcr a3,status
  20   li a4,(1 << IRQ_COP)
  21   slli a4,a4,SR_IM_SHIFT
  22   or a3,a3,a4 # enable IM[COP]
  23   mtpcr a3,status
  24
  25   vsetcfg 32,0
  26   li a3,4
  27   vsetvl a3,a3
  28
  29   lui a0,%hi(vtcode1+2)
  30   vf %lo(vtcode1+2)(a0)
  31 1:      j 1b
  32
  33 vtcode1:
  34   add x2,x2,x3
  35   stop
  36
  37 handler:
  38   vxcptkill
  39
  40   li x28,2
  41
  42   # check cause
  43   vxcptcause a3
  44   li a4,HWACHA_CAUSE_VF_MISALIGNED_FETCH
  45   bne a3,a4,fail
  46
  47   # check badvaddr
  48   vxcptaux a3
  49   la a4,vtcode1+2
  50   bne a3,a4,fail
  51
  52   # make sure vector unit has cleared out
  53   vsetcfg 32,0
  54   li a3,4
  55   vsetvl a3,a3
  56
  57   la a3,src1
  58   la a4,src2
  59   vld vx2,a3
  60   vld vx3,a4
  61   lui a0,%hi(vtcode1)
  62   vf %lo(vtcode1)(a0)
  63   la a5,dest
  64   vsd vx2,a5
  65   fence
  66
  67   ld a1,0(a5)
  68   li a2,5
  69   li x28,2
  70   bne a1,a2,fail
  71   ld a1,8(a5)
  72   li x28,3
  73   bne a1,a2,fail
  74   ld a1,16(a5)
  75   li x28,4
  76   bne a1,a2,fail
  77   ld a1,24(a5)
  78   li x28,5
  79   bne a1,a2,fail
  80
  81   TEST_PASSFAIL
  82
  83 RVTEST_CODE_END
  84
  85   .data
  86 RVTEST_DATA_BEGIN
  87
  88   TEST_DATA
  89
  90 src1:
  91   .dword 1
  92   .dword 2
  93   .dword 3
  94   .dword 4
  95 src2:
  96   .dword 4
  97   .dword 3
  98   .dword 2
  99   .dword 1
 100 dest:
 101   .dword 0xdeadbeefcafebabe
 102   .dword 0xdeadbeefcafebabe
 103   .dword 0xdeadbeefcafebabe
 104   .dword 0xdeadbeefcafebabe
 105
 106 RVTEST_DATA_END