isa/rv64ui/subw.S

   1 # See LICENSE for license details.
   2
   3 #*****************************************************************************
   4 # subw.S
   5 #-----------------------------------------------------------------------------
   6 #
   7 # Test subw instruction.
   8 #
   9
  10 #include "riscv_test.h"
  11 #include "test_macros.h"
  12
  13 RVTEST_RV64U
  14 RVTEST_CODE_BEGIN
  15
  16   #-------------------------------------------------------------
  17   # Arithmetic tests
  18   #-------------------------------------------------------------
  19
  20   TEST_RR_OP( 2,  subw, 0x0000000000000000, 0x0000000000000000, 0x0000000000000000 );
  21   TEST_RR_OP( 3,  subw, 0x0000000000000000, 0x0000000000000001, 0x0000000000000001 );
  22   TEST_RR_OP( 4,  subw, 0xfffffffffffffffc, 0x0000000000000003, 0x0000000000000007 );
  23
  24   TEST_RR_OP( 5,  subw, 0x0000000000008000, 0x0000000000000000, 0xffffffffffff8000 );
  25   TEST_RR_OP( 6,  subw, 0xffffffff80000000, 0xffffffff80000000, 0x0000000000000000 );
  26   TEST_RR_OP( 7,  subw, 0xffffffff80008000, 0xffffffff80000000, 0xffffffffffff8000 );
  27
  28   TEST_RR_OP( 8,  subw, 0xffffffffffff8001, 0x0000000000000000, 0x0000000000007fff );
  29   TEST_RR_OP( 9,  subw, 0x000000007fffffff, 0x000000007fffffff, 0x0000000000000000 );
  30   TEST_RR_OP( 10, subw, 0x000000007fff8000, 0x000000007fffffff, 0x0000000000007fff );
  31
  32   TEST_RR_OP( 11, subw, 0x000000007fff8001, 0xffffffff80000000, 0x0000000000007fff );
  33   TEST_RR_OP( 12, subw, 0xffffffff80007fff, 0x000000007fffffff, 0xffffffffffff8000 );
  34
  35   TEST_RR_OP( 13, subw, 0x0000000000000001, 0x0000000000000000, 0xffffffffffffffff );
  36   TEST_RR_OP( 14, subw, 0xfffffffffffffffe, 0xffffffffffffffff, 0x0000000000000001 );
  37   TEST_RR_OP( 15, subw, 0x0000000000000000, 0xffffffffffffffff, 0xffffffffffffffff );
  38
  39   #-------------------------------------------------------------
  40   # Source/Destination tests
  41   #-------------------------------------------------------------
  42
  43   TEST_RR_SRC1_EQ_DEST( 16, subw, 2, 13, 11 );
  44   TEST_RR_SRC2_EQ_DEST( 17, subw, 3, 14, 11 );
  45   TEST_RR_SRC12_EQ_DEST( 18, subw, 0, 13 );
  46
  47   #-------------------------------------------------------------
  48   # Bypassing tests
  49   #-------------------------------------------------------------
  50
  51   TEST_RR_DEST_BYPASS( 19, 0, subw, 2, 13, 11 );
  52   TEST_RR_DEST_BYPASS( 20, 1, subw, 3, 14, 11 );
  53   TEST_RR_DEST_BYPASS( 21, 2, subw, 4, 15, 11 );
  54
  55   TEST_RR_SRC12_BYPASS( 22, 0, 0, subw, 2, 13, 11 );
  56   TEST_RR_SRC12_BYPASS( 23, 0, 1, subw, 3, 14, 11 );
  57   TEST_RR_SRC12_BYPASS( 24, 0, 2, subw, 4, 15, 11 );
  58   TEST_RR_SRC12_BYPASS( 25, 1, 0, subw, 2, 13, 11 );
  59   TEST_RR_SRC12_BYPASS( 26, 1, 1, subw, 3, 14, 11 );
  60   TEST_RR_SRC12_BYPASS( 27, 2, 0, subw, 4, 15, 11 );
  61
  62   TEST_RR_SRC21_BYPASS( 28, 0, 0, subw, 2, 13, 11 );
  63   TEST_RR_SRC21_BYPASS( 29, 0, 1, subw, 3, 14, 11 );
  64   TEST_RR_SRC21_BYPASS( 30, 0, 2, subw, 4, 15, 11 );
  65   TEST_RR_SRC21_BYPASS( 31, 1, 0, subw, 2, 13, 11 );
  66   TEST_RR_SRC21_BYPASS( 32, 1, 1, subw, 3, 14, 11 );
  67   TEST_RR_SRC21_BYPASS( 33, 2, 0, subw, 4, 15, 11 );
  68
  69   TEST_RR_ZEROSRC1( 34, subw, 15, -15 );
  70   TEST_RR_ZEROSRC2( 35, subw, 32, 32 );
  71   TEST_RR_ZEROSRC12( 36, subw, 0 );
  72   TEST_RR_ZERODEST( 37, subw, 16, 30 );
  73
  74   TEST_PASSFAIL
  75
  76 RVTEST_CODE_END
  77
  78   .data
  79 RVTEST_DATA_BEGIN
  80
  81   TEST_DATA
  82
  83 RVTEST_DATA_END