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Diffstat (limited to 'riscv/picorv32/tests/sb.S')
-rw-r--r-- | riscv/picorv32/tests/sb.S | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/riscv/picorv32/tests/sb.S b/riscv/picorv32/tests/sb.S new file mode 100644 index 0000000..05d1894 --- /dev/null +++ b/riscv/picorv32/tests/sb.S @@ -0,0 +1,96 @@ +# See LICENSE for license details. + +#***************************************************************************** +# sb.S +#----------------------------------------------------------------------------- +# +# Test sb instruction. +# + +#include "riscv_test.h" +#include "test_macros.h" + +RVTEST_RV32U +RVTEST_CODE_BEGIN + + #------------------------------------------------------------- + # Basic tests + #------------------------------------------------------------- + + TEST_ST_OP( 2, lb, sb, 0xffffffaa, 0, tdat ); + TEST_ST_OP( 3, lb, sb, 0x00000000, 1, tdat ); + TEST_ST_OP( 4, lh, sb, 0xffffefa0, 2, tdat ); + TEST_ST_OP( 5, lb, sb, 0x0000000a, 3, tdat ); + + # Test with negative offset + + TEST_ST_OP( 6, lb, sb, 0xffffffaa, -3, tdat8 ); + TEST_ST_OP( 7, lb, sb, 0x00000000, -2, tdat8 ); + TEST_ST_OP( 8, lb, sb, 0xffffffa0, -1, tdat8 ); + TEST_ST_OP( 9, lb, sb, 0x0000000a, 0, tdat8 ); + + # Test with a negative base + + TEST_CASE( 10, x3, 0x78, \ + la x1, tdat9; \ + li x2, 0x12345678; \ + addi x4, x1, -32; \ + sb x2, 32(x4); \ + lb x3, 0(x1); \ + ) + + # Test with unaligned base + + TEST_CASE( 11, x3, 0xffffff98, \ + la x1, tdat9; \ + li x2, 0x00003098; \ + addi x1, x1, -6; \ + sb x2, 7(x1); \ + la x4, tdat10; \ + lb x3, 0(x4); \ + ) + + #------------------------------------------------------------- + # Bypassing tests + #------------------------------------------------------------- + + TEST_ST_SRC12_BYPASS( 12, 0, 0, lb, sb, 0xffffffdd, 0, tdat ); + TEST_ST_SRC12_BYPASS( 13, 0, 1, lb, sb, 0xffffffcd, 1, tdat ); + TEST_ST_SRC12_BYPASS( 14, 0, 2, lb, sb, 0xffffffcc, 2, tdat ); + TEST_ST_SRC12_BYPASS( 15, 1, 0, lb, sb, 0xffffffbc, 3, tdat ); + TEST_ST_SRC12_BYPASS( 16, 1, 1, lb, sb, 0xffffffbb, 4, tdat ); + TEST_ST_SRC12_BYPASS( 17, 2, 0, lb, sb, 0xffffffab, 5, tdat ); + + TEST_ST_SRC21_BYPASS( 18, 0, 0, lb, sb, 0x33, 0, tdat ); + TEST_ST_SRC21_BYPASS( 19, 0, 1, lb, sb, 0x23, 1, tdat ); + TEST_ST_SRC21_BYPASS( 20, 0, 2, lb, sb, 0x22, 2, tdat ); + TEST_ST_SRC21_BYPASS( 21, 1, 0, lb, sb, 0x12, 3, tdat ); + TEST_ST_SRC21_BYPASS( 22, 1, 1, lb, sb, 0x11, 4, tdat ); + TEST_ST_SRC21_BYPASS( 23, 2, 0, lb, sb, 0x01, 5, tdat ); + + li a0, 0xef + la a1, tdat + sb a0, 3(a1) + + TEST_PASSFAIL + +RVTEST_CODE_END + + .data +RVTEST_DATA_BEGIN + + TEST_DATA + +tdat: +tdat1: .byte 0xef +tdat2: .byte 0xef +tdat3: .byte 0xef +tdat4: .byte 0xef +tdat5: .byte 0xef +tdat6: .byte 0xef +tdat7: .byte 0xef +tdat8: .byte 0xef +tdat9: .byte 0xef +tdat10: .byte 0xef + +RVTEST_DATA_END |