isa/rv64sv/illegal_tvec_cmd.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   mfpcr a3,cr0
  15   li a4,1
  16   slli a5,a4,8
  17   or a3,a3,a4 # enable traps
  18   mtpcr a3,cr0
  19
  20   la a3,handler
  21   mtpcr a3,cr3 # set exception handler
  22
  23   vsetcfg 32,0
  24   li a3,4
  25   vsetvl a3,a3
  26
  27   la a3, dest+1
  28   vmsv vx1, a3
  29   addi a3, x0, 0x1
  30   sll a3, a3, 12
  31   venqcmd a3, x0
  32   lui a0,%hi(vtcode1)
  33   vf %lo(vtcode1)(a0)
  34   fence
  35
  36 vtcode1:
  37   lw x2, 0(x1)
  38   stop
  39
  40 vtcode2:
  41   add x2,x2,x3
  42   stop
  43
  44 handler:
  45   vxcptkill
  46
  47   li x28,2
  48
  49   # check cause
  50   mfpcr a3,cr6
  51   li a4,27
  52   bne a3,a4,fail
  53
  54   # check vec irq aux
  55   mfpcr a3,cr2
  56   addi a4, x0, 0x1
  57   sll a4, a4, 12
  58   bne a3,a4,fail
  59
  60   # make sure vector unit has cleared out
  61   vsetcfg 32,0
  62   li a3,4
  63   vsetvl a3,a3
  64
  65   la a3,src1
  66   la a4,src2
  67   vld vx2,a3
  68   vld vx3,a4
  69   lui a0,%hi(vtcode2)
  70   vf %lo(vtcode2)(a0)
  71   la a5,dest
  72   vsd vx2,a5
  73   fence
  74
  75   ld a1,0(a5)
  76   li a2,5
  77   li x28,2
  78   bne a1,a2,fail
  79   ld a1,8(a5)
  80   li x28,3
  81   bne a1,a2,fail
  82   ld a1,16(a5)
  83   li x28,4
  84   bne a1,a2,fail
  85   ld a1,24(a5)
  86   li x28,5
  87   bne a1,a2,fail
  88
  89   TEST_PASSFAIL
  90
  91 RVTEST_CODE_END
  92
  93   .data
  94 RVTEST_DATA_BEGIN
  95
  96   TEST_DATA
  97
  98 src1:
  99   .dword 1
 100   .dword 2
 101   .dword 3
 102   .dword 4
 103 src2:
 104   .dword 4
 105   .dword 3
 106   .dword 2
 107   .dword 1
 108 dest:
 109   .dword 0xdeadbeefcafebabe
 110   .dword 0xdeadbeefcafebabe
 111   .dword 0xdeadbeefcafebabe
 112   .dword 0xdeadbeefcafebabe
 113
 114 RVTEST_DATA_END