isa/rv32ui/sb.S

   1 #*****************************************************************************
   2 # sb.S
   3 #-----------------------------------------------------------------------------
   4 #
   5 # Test sb instruction.
   6 #
   7
   8 #include "riscv_test.h"
   9 #include "test_macros.h"
  10
  11 RVTEST_RV32U
  12 RVTEST_CODE_BEGIN
  13
  14   #-------------------------------------------------------------
  15   # Basic tests
  16   #-------------------------------------------------------------
  17
  18   TEST_ST_OP( 2, lb, sb, 0xffffffaa, 0, tdat );
  19   TEST_ST_OP( 3, lb, sb, 0x00000000, 1, tdat );
  20 #ifdef __RISCVEL
  21   TEST_ST_OP( 4, lh, sb, 0xffffefa0, 2, tdat );
  22 #elif defined(__RISCVEB)
  23 #else
  24   TEST_ST_OP( 4, lh, sb, 0xffffa0ef, 2, tdat );
  25 #error unknown endianness!
  26 #endif
  27   TEST_ST_OP( 5, lb, sb, 0x0000000a, 3, tdat );
  28
  29   # Test with negative offset
  30
  31   TEST_ST_OP( 6, lb, sb, 0xffffffaa, -3, tdat8 );
  32   TEST_ST_OP( 7, lb, sb, 0x00000000, -2, tdat8 );
  33   TEST_ST_OP( 8, lb, sb, 0xffffffa0, -1, tdat8 );
  34   TEST_ST_OP( 9, lb, sb, 0x0000000a, 0,  tdat8 );
  35
  36   # Test with a negative base
  37
  38   TEST_CASE( 10, x3, 0x78, \
  39     la  x1, tdat9; \
  40     li  x2, 0x12345678; \
  41     addi x4, x1, -32; \
  42     sb x2, 32(x4); \
  43     lb x3, 0(x1); \
  44   )
  45
  46   # Test with unaligned base
  47
  48   TEST_CASE( 11, x3, 0xffffff98, \
  49     la  x1, tdat9; \
  50     li  x2, 0x00003098; \
  51     addi x1, x1, -6; \
  52     sb x2, 7(x1); \
  53     la  x4, tdat10; \
  54     lb x3, 0(x4); \
  55   )
  56
  57   #-------------------------------------------------------------
  58   # Bypassing tests
  59   #-------------------------------------------------------------
  60
  61   TEST_ST_SRC12_BYPASS( 12, 0, 0, lb, sb, 0xffffffdd, 0, tdat );
  62   TEST_ST_SRC12_BYPASS( 13, 0, 1, lb, sb, 0xffffffcd, 1, tdat );
  63   TEST_ST_SRC12_BYPASS( 14, 0, 2, lb, sb, 0xffffffcc, 2, tdat );
  64   TEST_ST_SRC12_BYPASS( 15, 1, 0, lb, sb, 0xffffffbc, 3, tdat );
  65   TEST_ST_SRC12_BYPASS( 16, 1, 1, lb, sb, 0xffffffbb, 4, tdat );
  66   TEST_ST_SRC12_BYPASS( 17, 2, 0, lb, sb, 0xffffffab, 5, tdat );
  67
  68   TEST_ST_SRC21_BYPASS( 18, 0, 0, lb, sb, 0x33, 0, tdat );
  69   TEST_ST_SRC21_BYPASS( 19, 0, 1, lb, sb, 0x23, 1, tdat );
  70   TEST_ST_SRC21_BYPASS( 20, 0, 2, lb, sb, 0x22, 2, tdat );
  71   TEST_ST_SRC21_BYPASS( 21, 1, 0, lb, sb, 0x12, 3, tdat );
  72   TEST_ST_SRC21_BYPASS( 22, 1, 1, lb, sb, 0x11, 4, tdat );
  73   TEST_ST_SRC21_BYPASS( 23, 2, 0, lb, sb, 0x01, 5, tdat );
  74
  75   li a0, 0xef
  76   la a1, tdat
  77   sb a0, 3(a1)
  78
  79   TEST_PASSFAIL
  80
  81 RVTEST_CODE_END
  82
  83   .data
  84 RVTEST_DATA_BEGIN
  85
  86   TEST_DATA
  87
  88 tdat:
  89 tdat1:  .byte 0xef
  90 tdat2:  .byte 0xef
  91 tdat3:  .byte 0xef
  92 tdat4:  .byte 0xef
  93 tdat5:  .byte 0xef
  94 tdat6:  .byte 0xef
  95 tdat7:  .byte 0xef
  96 tdat8:  .byte 0xef
  97 tdat9:  .byte 0xef
  98 tdat10: .byte 0xef
  99
 100 RVTEST_DATA_END