isa/rv64uf/fcvt_w.S

   1 # See LICENSE for license details.
   2
   3 #*****************************************************************************
   4 # fcvt_w.S
   5 #-----------------------------------------------------------------------------
   6 #
   7 # Test fcvt{wu|w|lu|l}.{s|d} instructions.
   8 #
   9
  10 #include "riscv_test.h"
  11 #include "test_macros.h"
  12
  13 RVTEST_RV64UF
  14 RVTEST_CODE_BEGIN
  15
  16   #-------------------------------------------------------------
  17   # Arithmetic tests
  18   #-------------------------------------------------------------
  19
  20   TEST_FP_INT_OP_S( 2,  fcvt.w.s, 0x01,         -1, -1.1, rtz);
  21   TEST_FP_INT_OP_S( 3,  fcvt.w.s, 0x00,         -1, -1.0, rtz);
  22   TEST_FP_INT_OP_S( 4,  fcvt.w.s, 0x01,          0, -0.9, rtz);
  23   TEST_FP_INT_OP_S( 5,  fcvt.w.s, 0x01,          0,  0.9, rtz);
  24   TEST_FP_INT_OP_S( 6,  fcvt.w.s, 0x00,          1,  1.0, rtz);
  25   TEST_FP_INT_OP_S( 7,  fcvt.w.s, 0x01,          1,  1.1, rtz);
  26   TEST_FP_INT_OP_S( 8,  fcvt.w.s, 0x10,     -1<<31, -3e9, rtz);
  27   TEST_FP_INT_OP_S( 9,  fcvt.w.s, 0x10,  (1<<31)-1,  3e9, rtz);
  28
  29   TEST_FP_INT_OP_S(12, fcvt.wu.s, 0x10,         -1, -3.0, rtz);
  30   TEST_FP_INT_OP_S(13, fcvt.wu.s, 0x10,         -1, -1.0, rtz);
  31   TEST_FP_INT_OP_S(14, fcvt.wu.s, 0x01,          0, -0.9, rtz);
  32   TEST_FP_INT_OP_S(15, fcvt.wu.s, 0x01,          0,  0.9, rtz);
  33   TEST_FP_INT_OP_S(16, fcvt.wu.s, 0x00,          1,  1.0, rtz);
  34   TEST_FP_INT_OP_S(17, fcvt.wu.s, 0x01,          1,  1.1, rtz);
  35   TEST_FP_INT_OP_S(18, fcvt.wu.s, 0x10,         -1, -3e9, rtz);
  36   TEST_FP_INT_OP_S(19, fcvt.wu.s, 0x00, 3000000000,  3e9, rtz);
  37
  38   TEST_FP_INT_OP_S(22,  fcvt.l.s, 0x01,         -1, -1.1, rtz);
  39   TEST_FP_INT_OP_S(23,  fcvt.l.s, 0x00,         -1, -1.0, rtz);
  40   TEST_FP_INT_OP_S(24,  fcvt.l.s, 0x01,          0, -0.9, rtz);
  41   TEST_FP_INT_OP_S(25,  fcvt.l.s, 0x01,          0,  0.9, rtz);
  42   TEST_FP_INT_OP_S(26,  fcvt.l.s, 0x00,          1,  1.0, rtz);
  43   TEST_FP_INT_OP_S(27,  fcvt.l.s, 0x01,          1,  1.1, rtz);
  44
  45   TEST_FP_INT_OP_S(32, fcvt.lu.s, 0x10,         -1, -3.0, rtz);
  46   TEST_FP_INT_OP_S(33, fcvt.lu.s, 0x10,         -1, -1.0, rtz);
  47   TEST_FP_INT_OP_S(34, fcvt.lu.s, 0x01,          0, -0.9, rtz);
  48   TEST_FP_INT_OP_S(35, fcvt.lu.s, 0x01,          0,  0.9, rtz);
  49   TEST_FP_INT_OP_S(36, fcvt.lu.s, 0x00,          1,  1.0, rtz);
  50   TEST_FP_INT_OP_S(37, fcvt.lu.s, 0x01,          1,  1.1, rtz);
  51   TEST_FP_INT_OP_S(38, fcvt.lu.s, 0x10,         -1, -3e9, rtz);
  52
  53   TEST_FP_INT_OP_D(42,  fcvt.w.d, 0x01,         -1, -1.1, rtz);
  54   TEST_FP_INT_OP_D(43,  fcvt.w.d, 0x00,         -1, -1.0, rtz);
  55   TEST_FP_INT_OP_D(44,  fcvt.w.d, 0x01,          0, -0.9, rtz);
  56   TEST_FP_INT_OP_D(45,  fcvt.w.d, 0x01,          0,  0.9, rtz);
  57   TEST_FP_INT_OP_D(46,  fcvt.w.d, 0x00,          1,  1.0, rtz);
  58   TEST_FP_INT_OP_D(47,  fcvt.w.d, 0x01,          1,  1.1, rtz);
  59   TEST_FP_INT_OP_D(48,  fcvt.w.d, 0x10,     -1<<31, -3e9, rtz);
  60   TEST_FP_INT_OP_D(49,  fcvt.w.d, 0x10,  (1<<31)-1,  3e9, rtz);
  61
  62   TEST_FP_INT_OP_D(52, fcvt.wu.d, 0x10,         -1, -3.0, rtz);
  63   TEST_FP_INT_OP_D(53, fcvt.wu.d, 0x10,         -1, -1.0, rtz);
  64   TEST_FP_INT_OP_D(54, fcvt.wu.d, 0x01,          0, -0.9, rtz);
  65   TEST_FP_INT_OP_D(55, fcvt.wu.d, 0x01,          0,  0.9, rtz);
  66   TEST_FP_INT_OP_D(56, fcvt.wu.d, 0x00,          1,  1.0, rtz);
  67   TEST_FP_INT_OP_D(57, fcvt.wu.d, 0x01,          1,  1.1, rtz);
  68   TEST_FP_INT_OP_D(58, fcvt.wu.d, 0x10,         -1, -3e9, rtz);
  69   TEST_FP_INT_OP_D(59, fcvt.wu.d, 0x00, 0xffffffffb2d05e00, 3e9, rtz);
  70
  71   TEST_FP_INT_OP_D(62,  fcvt.l.d, 0x01,         -1, -1.1, rtz);
  72   TEST_FP_INT_OP_D(63,  fcvt.l.d, 0x00,         -1, -1.0, rtz);
  73   TEST_FP_INT_OP_D(64,  fcvt.l.d, 0x01,          0, -0.9, rtz);
  74   TEST_FP_INT_OP_D(65,  fcvt.l.d, 0x01,          0,  0.9, rtz);
  75   TEST_FP_INT_OP_D(66,  fcvt.l.d, 0x00,          1,  1.0, rtz);
  76   TEST_FP_INT_OP_D(67,  fcvt.l.d, 0x01,          1,  1.1, rtz);
  77   TEST_FP_INT_OP_D(68,  fcvt.l.d, 0x00,-3000000000, -3e9, rtz);
  78   TEST_FP_INT_OP_D(69,  fcvt.l.d, 0x00, 3000000000,  3e9, rtz);
  79   TEST_FP_INT_OP_D(60,  fcvt.l.d, 0x10,     -1<<63,-3e19, rtz);
  80   TEST_FP_INT_OP_D(61,  fcvt.l.d, 0x10,  (1<<63)-1, 3e19, rtz);
  81
  82   TEST_FP_INT_OP_D(72, fcvt.lu.d, 0x10,         -1, -3.0, rtz);
  83   TEST_FP_INT_OP_D(73, fcvt.lu.d, 0x10,         -1, -1.0, rtz);
  84   TEST_FP_INT_OP_D(74, fcvt.lu.d, 0x01,          0, -0.9, rtz);
  85   TEST_FP_INT_OP_D(75, fcvt.lu.d, 0x01,          0,  0.9, rtz);
  86   TEST_FP_INT_OP_D(76, fcvt.lu.d, 0x00,          1,  1.0, rtz);
  87   TEST_FP_INT_OP_D(77, fcvt.lu.d, 0x01,          1,  1.1, rtz);
  88   TEST_FP_INT_OP_D(78, fcvt.lu.d, 0x10,         -1, -3e9, rtz);
  89   TEST_FP_INT_OP_D(79, fcvt.lu.d, 0x00, 3000000000,  3e9, rtz);
  90
  91   # test negative NaN, negative infinity conversion
  92   TEST_CASE( 80, x1, 0xffffffff80000000, la x1, tdat  ; flw f1,  0(x1); fcvt.w.s x1, f1)
  93   TEST_CASE( 81, x1, 0x8000000000000000, la x1, tdat  ; flw f1,  0(x1); fcvt.l.s x1, f1)
  94   TEST_CASE( 82, x1, 0xffffffff80000000, la x1, tdat  ; flw f1,  8(x1); fcvt.w.s x1, f1)
  95   TEST_CASE( 83, x1, 0x8000000000000000, la x1, tdat  ; flw f1,  8(x1); fcvt.l.s x1, f1)
  96
  97   TEST_CASE( 84, x1, 0xffffffff80000000, la x1, tdat_d; fld f1,  0(x1); fcvt.w.d x1, f1)
  98   TEST_CASE( 85, x1, 0x8000000000000000, la x1, tdat_d; fld f1,  0(x1); fcvt.l.d x1, f1)
  99   TEST_CASE( 86, x1, 0xffffffff80000000, la x1, tdat_d; fld f1, 16(x1); fcvt.w.d x1, f1)
 100   TEST_CASE( 87, x1, 0x8000000000000000, la x1, tdat_d; fld f1, 16(x1); fcvt.l.d x1, f1)
 101
 102   # test positive NaN, positive infinity conversion
 103   TEST_CASE( 88, x1, 0x000000007fffffff, la x1, tdat  ; flw f1,  4(x1); fcvt.w.s x1, f1)
 104   TEST_CASE( 89, x1, 0x7fffffffffffffff, la x1, tdat  ; flw f1,  4(x1); fcvt.l.s x1, f1)
 105   TEST_CASE( 90, x1, 0x000000007fffffff, la x1, tdat  ; flw f1, 12(x1); fcvt.w.s x1, f1)
 106   TEST_CASE( 91, x1, 0x7fffffffffffffff, la x1, tdat  ; flw f1, 12(x1); fcvt.l.s x1, f1)
 107
 108   TEST_CASE( 92, x1, 0x000000007fffffff, la x1, tdat_d; fld f1,  8(x1); fcvt.w.d x1, f1)
 109   TEST_CASE( 93, x1, 0x7fffffffffffffff, la x1, tdat_d; fld f1,  8(x1); fcvt.l.d x1, f1)
 110   TEST_CASE( 94, x1, 0x000000007fffffff, la x1, tdat_d; fld f1, 24(x1); fcvt.w.d x1, f1)
 111   TEST_CASE( 95, x1, 0x7fffffffffffffff, la x1, tdat_d; fld f1, 24(x1); fcvt.l.d x1, f1)
 112
 113   # test NaN, infinity conversions to unsigned integer (always return MaxUInt)
 114   TEST_CASE( 96, x1, 0xffffffffffffffff, la x1, tdat  ; flw f1,  0(x1); fcvt.wu.s x1, f1)
 115   TEST_CASE( 97, x1, 0xffffffffffffffff, la x1, tdat  ; flw f1,  4(x1); fcvt.wu.s x1, f1)
 116   TEST_CASE( 98, x1, 0xffffffffffffffff, la x1, tdat  ; flw f1,  8(x1); fcvt.wu.s x1, f1)
 117   TEST_CASE( 99, x1, 0xffffffffffffffff, la x1, tdat  ; flw f1, 12(x1); fcvt.wu.s x1, f1)
 118   TEST_CASE(100, x1, 0xffffffffffffffff, la x1, tdat  ; flw f1,  0(x1); fcvt.lu.s x1, f1)
 119   TEST_CASE(101, x1, 0xffffffffffffffff, la x1, tdat  ; flw f1,  4(x1); fcvt.lu.s x1, f1)
 120   TEST_CASE(102, x1, 0xffffffffffffffff, la x1, tdat  ; flw f1,  8(x1); fcvt.lu.s x1, f1)
 121   TEST_CASE(103, x1, 0xffffffffffffffff, la x1, tdat  ; flw f1, 12(x1); fcvt.lu.s x1, f1)
 122
 123   TEST_CASE(104, x1, 0xffffffffffffffff, la x1, tdat_d; fld f1,  0(x1); fcvt.wu.d x1, f1)
 124   TEST_CASE(105, x1, 0xffffffffffffffff, la x1, tdat_d; fld f1,  8(x1); fcvt.wu.d x1, f1)
 125   TEST_CASE(106, x1, 0xffffffffffffffff, la x1, tdat_d; fld f1, 16(x1); fcvt.wu.d x1, f1)
 126   TEST_CASE(107, x1, 0xffffffffffffffff, la x1, tdat_d; fld f1, 24(x1); fcvt.wu.d x1, f1)
 127   TEST_CASE(108, x1, 0xffffffffffffffff, la x1, tdat_d; fld f1,  0(x1); fcvt.lu.d x1, f1)
 128   TEST_CASE(109, x1, 0xffffffffffffffff, la x1, tdat_d; fld f1,  8(x1); fcvt.lu.d x1, f1)
 129   TEST_CASE(110, x1, 0xffffffffffffffff, la x1, tdat_d; fld f1, 16(x1); fcvt.lu.d x1, f1)
 130   TEST_CASE(111, x1, 0xffffffffffffffff, la x1, tdat_d; fld f1, 24(x1); fcvt.lu.d x1, f1)
 131
 132   TEST_PASSFAIL
 133
 134 RVTEST_CODE_END
 135
 136   .data
 137 RVTEST_DATA_BEGIN
 138
 139   TEST_DATA
 140
 141 # -NaN, NaN, -inf, +inf
 142 tdat:
 143 .word 0xffffffff
 144 .word 0x7fffffff
 145 .word 0xff800000
 146 .word 0x7f800000
 147
 148 tdat_d:
 149 .dword 0xffffffffffffffff
 150 .dword 0x7fffffffffffffff
 151 .dword 0xfff0000000000000
 152 .dword 0x7ff0000000000000
 153
 154 RVTEST_DATA_END