isa/rv32ui/sb.S

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