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   li a0, SR_EA | SR_EI
  15   csrs status, a0
  16
  17   la a3,handler
  18   csrw evec,a3 # set exception handler
  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   .word 0xff00002b
  27
  28   vsetcfg 32,0
  29   li a3,4
  30   vsetvl a3,a3
  31
  32 vtcode1:
  33   lw x2, 0(x1)
  34   stop
  35
  36 vtcode2:
  37   add x2,x2,x3
  38   stop
  39
  40 handler:
  41   vxcptkill
  42
  43   li TESTNUM,2
  44
  45   # check cause
  46   vxcptcause a3
  47   li a4,HWACHA_CAUSE_ILLEGAL_INSTRUCTION
  48   bne a3,a4,fail
  49
  50   # check vec irq aux
  51   vxcptaux a3
  52   li a4, 0xff00002b
  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(vtcode2)
  65   vf %lo(vtcode2)(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