gas/testsuite/gas/riscv/priv-reg-fail-read-only-02.s

   1 # CSRRW and CSRRWI always write CSR
   2 # CSRRS, CSRRC, CSRRSI and CSRRCI write CSR when rs isn't zero.
   3
   4 # csrrw rd, csr, rs
   5         csrrw   a0, ustatus, a1
   6         csrrw   a0, cycle, a1
   7         csrrw   a0, cycle, zero
   8         csrrw   zero, cycle, a1
   9         csrrw   zero, cycle, zero
  10         fscsr   a0, a1
  11         fsrm    a0, a1
  12         fsflags a0, a1
  13 # csrrw zero, csr, rs
  14         csrw    ustatus, a1
  15         csrw    cycle, a1
  16         csrw    cycle, zero
  17         fscsr   a1
  18         fsrm    a1
  19         fsflags a1
  20 # csrrwi rd, csr, imm
  21         csrrwi  a0, ustatus, 0xb
  22         csrrwi  a0, cycle, 0xb
  23         csrrwi  a0, cycle, 0x0
  24         csrrwi  zero, cycle, 0xb
  25         csrrwi  zero, cycle, 0x0
  26 # csrrwi zero, csr, imm
  27         csrwi   ustatus, 0xb
  28         csrwi   cycle, 0xb
  29         csrwi   cycle, 0x0
  30
  31 # csrrs rd, csr, rs
  32         csrrs   a0, ustatus, a1
  33         csrrs   a0, cycle, a1
  34         csrrs   a0, cycle, zero
  35         csrrs   zero, cycle, a1
  36         csrrs   zero, cycle, zero
  37 # csrrs rd, csr, zero
  38         csrr    a0, ustatus
  39         csrr    a0, cycle
  40         csrr    zero, cycle
  41         rdinstret  a0
  42         rdinstret  zero
  43         rdinstreth a0
  44         rdinstreth zero
  45         rdcycle    a0
  46         rdcycle    zero
  47         rdcycleh   a0
  48         rdcycleh   zero
  49         rdtime  a0
  50         rdtime  zero
  51         rdtimeh a0
  52         rdtimeh zero
  53         frcsr   a0
  54         frrm    a0
  55         frflags a0
  56 # csrrs zero, csr, rs
  57         csrs    ustatus, a0
  58         csrs    cycle, a0
  59         csrs    cycle, zero
  60 # csrrsi rd, csr, imm
  61         csrrsi  a0, ustatus, 0xb
  62         csrrsi  a0, cycle, 0xb
  63         csrrsi  a0, cycle, 0x0
  64         csrrsi  zero, cycle, 0xb
  65         csrrsi  zero, cycle, 0x0
  66 # csrrsi zero, csr, imm
  67         csrsi   ustatus, 0xb
  68         csrsi   cycle, 0xb
  69         csrsi   cycle, 0x0
  70
  71 # csrrc a0, csr, a1
  72         csrrc   a0, ustatus, a1
  73         csrrc   a0, cycle, a1
  74         csrrc   a0, cycle, zero
  75         csrrc   zero, cycle, a1
  76         csrrc   zero, cycle, zero
  77 # csrrc zero, csr, rs
  78         csrc    ustatus, a0
  79         csrc    cycle, a0
  80         csrc    cycle, zero
  81 # csrrci rd, csr, imm
  82         csrrci  a0, ustatus, 0xb
  83         csrrci  a0, cycle, 0xb
  84         csrrci  a0, cycle, 0x0
  85         csrrci  zero, cycle, 0xb
  86         csrrci  zero, cycle, 0x0
  87 # csrrci zero, csr, imm
  88         csrci   ustatus, 0xb
  89         csrci   cycle, 0xb
  90         csrci   cycle, 0x0