isa/rv64uv/fma.S

   1 #*****************************************************************************
   2 # fma.S
   3 #-----------------------------------------------------------------------------
   4 #
   5 # Test fma instruction in a vf block.
   6 #
   7
   8 #include "riscv_test.h"
   9 #include "test_macros.h"
  10
  11 RVTEST_RV64U
  12 RVTEST_CODE_BEGIN
  13
  14   li a3,2048
  15   vvcfgivl a3,a3,3,2
  16
  17   la a4,src
  18   fld f0,0(a4)
  19   fld f1,8(a4)
  20   mftx.d s0,f0
  21   mftx.d s1,f1
  22   vmsv vx1,s0
  23   vmsv vx2,s1
  24   lui a0,%hi(vtcode)
  25   vf %lo(vtcode)(a0)
  26
  27   li a7,0
  28   li a6,400
  29 wait:
  30   addi a7,a7,1
  31   bne a7,a6,wait
  32
  33   fadd.d f0,f0,f1
  34   mftx.d s2,f0
  35
  36   la a5,dest
  37   vfsd vf0,a5
  38   fence.v.l
  39
  40   la s3,result
  41   ld s4,0(s3)
  42   li x28,2
  43   bne s2,s4,fail
  44
  45   li a2,0
  46 loop:
  47   ld a0,0(a5)
  48   addi x28,a2,3
  49   bne a0,s4,fail
  50   addi a5,a5,8
  51   addi a2,a2,1
  52   bne a2,a3,loop
  53   j pass
  54
  55 vtcode:
  56   mxtf.d f0,x1
  57   mxtf.d f1,x2
  58   fadd.d f0,f0,f1
  59   stop
  60
  61   TEST_PASSFAIL
  62
  63   .data
  64 RVTEST_DATA_BEGIN
  65
  66   TEST_DATA
  67
  68 src:
  69   .double 1.0
  70   .double 2.0
  71 result:
  72   .double 3.0
  73 dest:
  74   .skip 16384
  75
  76 RVTEST_DATA_END