isa/rv64sv/illegal_inst.S

   1 #*****************************************************************************
   2 # illegal_tvec_cmd.S
   3 #-----------------------------------------------------------------------------
   4 #
   5 # Test illegal tvec command 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   .word 0xff00002b
  26
  27   vsetcfg 32,0
  28   li a3,4
  29   vsetvl a3,a3
  30
  31 vtcode1:
  32   lw x2, 0(x1)
  33   stop
  34
  35 vtcode2:
  36   add x2,x2,x3
  37   stop
  38
  39 handler:
  40   vxcptkill
  41
  42   li x28,2
  43
  44   # check cause
  45   vxcptcause a3
  46   li a4,HWACHA_CAUSE_ILLEGAL_INSTRUCTION
  47   bne a3,a4,fail
  48
  49   # check vec irq aux
  50   vxcptaux a3
  51   li a4, 0xff00002b
  52   bne a3,a4,fail
  53
  54   # make sure vector unit has cleared out
  55   vsetcfg 32,0
  56   li a3,4
  57   vsetvl a3,a3
  58
  59   la a3,src1
  60   la a4,src2
  61   vld vx2,a3
  62   vld vx3,a4
  63   lui a0,%hi(vtcode2)
  64   vf %lo(vtcode2)(a0)
  65   la a5,dest
  66   vsd vx2,a5
  67   fence
  68
  69   ld a1,0(a5)
  70   li a2,5
  71   li x28,2
  72   bne a1,a2,fail
  73   ld a1,8(a5)
  74   li x28,3
  75   bne a1,a2,fail
  76   ld a1,16(a5)
  77   li x28,4
  78   bne a1,a2,fail
  79   ld a1,24(a5)
  80   li x28,5
  81   bne a1,a2,fail
  82
  83   TEST_PASSFAIL
  84
  85 RVTEST_CODE_END
  86
  87   .data
  88 RVTEST_DATA_BEGIN
  89
  90   TEST_DATA
  91
  92 src1:
  93   .dword 1
  94   .dword 2
  95   .dword 3
  96   .dword 4
  97 src2:
  98   .dword 4
  99   .dword 3
 100   .dword 2
 101   .dword 1
 102 dest:
 103   .dword 0xdeadbeefcafebabe
 104   .dword 0xdeadbeefcafebabe
 105   .dword 0xdeadbeefcafebabe
 106   .dword 0xdeadbeefcafebabe
 107
 108 RVTEST_DATA_END