diff options
Diffstat (limited to 'isa/rv64ui/ld_st.S')
| -rw-r--r-- | isa/rv64ui/ld_st.S | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/isa/rv64ui/ld_st.S b/isa/rv64ui/ld_st.S new file mode 100644 index 0000000..d03e132 --- /dev/null +++ b/isa/rv64ui/ld_st.S @@ -0,0 +1,130 @@ +# See LICENSE for license details. + +#***************************************************************************** +# ld_st.S +#----------------------------------------------------------------------------- +# +# Test load and store instructions +# + +#include "riscv_test.h" +#include "test_macros.h" + +RVTEST_RV64U +RVTEST_CODE_BEGIN + + #------------------------------------------------------------- + # Bypassing Tests + #------------------------------------------------------------- + + # Test sb and lb (signed byte) + TEST_LD_ST_BYPASS(2, lb, sb, 0xffffffffffffffdd, 0, tdat ); + TEST_LD_ST_BYPASS(3, lb, sb, 0xffffffffffffffcd, 1, tdat ); + TEST_LD_ST_BYPASS(4, lb, sb, 0xffffffffffffffcc, 2, tdat ); + TEST_LD_ST_BYPASS(5, lb, sb, 0xffffffffffffffbc, 3, tdat ); + TEST_LD_ST_BYPASS(6, lb, sb, 0xffffffffffffffbb, 4, tdat ); + TEST_LD_ST_BYPASS(7, lb, sb, 0xffffffffffffffab, 5, tdat ); + + TEST_LD_ST_BYPASS(8, lb, sb, 0x33, 0, tdat ); + TEST_LD_ST_BYPASS(9, lb, sb, 0x23, 1, tdat ); + TEST_LD_ST_BYPASS(10, lb, sb, 0x22, 2, tdat ); + TEST_LD_ST_BYPASS(11, lb, sb, 0x12, 3, tdat ); + TEST_LD_ST_BYPASS(12, lb, sb, 0x11, 4, tdat ); + TEST_LD_ST_BYPASS(13, lb, sb, 0x01, 5, tdat ); + + # Test sb and lbu (unsigned byte) + TEST_LD_ST_BYPASS(14, lbu, sb, 0x33, 0, tdat ); + TEST_LD_ST_BYPASS(15, lbu, sb, 0x23, 1, tdat ); + TEST_LD_ST_BYPASS(16, lbu, sb, 0x22, 2, tdat ); + TEST_LD_ST_BYPASS(17, lbu, sb, 0x12, 3, tdat ); + TEST_LD_ST_BYPASS(18, lbu, sb, 0x11, 4, tdat ); + TEST_LD_ST_BYPASS(19, lbu, sb, 0x01, 5, tdat ); + + # Test sw and lw (signed word) + TEST_LD_ST_BYPASS(20, lw, sw, 0xffffffffaabbccdd, 0, tdat ); + TEST_LD_ST_BYPASS(21, lw, sw, 0xffffffffdaabbccd, 4, tdat ); + TEST_LD_ST_BYPASS(22, lw, sw, 0xffffffffddaabbcc, 8, tdat ); + TEST_LD_ST_BYPASS(23, lw, sw, 0xffffffffcddaabbc, 12, tdat ); + TEST_LD_ST_BYPASS(24, lw, sw, 0xffffffffccddaabb, 16, tdat ); + TEST_LD_ST_BYPASS(25, lw, sw, 0xffffffffbccddaab, 20, tdat ); + + TEST_LD_ST_BYPASS(26, lw, sw, 0x00112233, 0, tdat ); + TEST_LD_ST_BYPASS(27, lw, sw, 0x30011223, 4, tdat ); + TEST_LD_ST_BYPASS(28, lw, sw, 0x33001122, 8, tdat ); + TEST_LD_ST_BYPASS(29, lw, sw, 0x23300112, 12, tdat ); + TEST_LD_ST_BYPASS(30, lw, sw, 0x22330011, 16, tdat ); + TEST_LD_ST_BYPASS(31, lw, sw, 0x12233001, 20, tdat ); + + # Test sh and lh (signed halfword) + TEST_LD_ST_BYPASS(32, lh, sh, 0xffffffffffffccdd, 0, tdat ); + TEST_LD_ST_BYPASS(33, lh, sh, 0xffffffffffffbccd, 2, tdat ); + TEST_LD_ST_BYPASS(34, lh, sh, 0xffffffffffffbbcc, 4, tdat ); + TEST_LD_ST_BYPASS(35, lh, sh, 0xffffffffffffabbc, 6, tdat ); + TEST_LD_ST_BYPASS(36, lh, sh, 0xffffffffffffaabb, 8, tdat ); + TEST_LD_ST_BYPASS(37, lh, sh, 0xffffffffffffdaab, 10, tdat ); + + TEST_LD_ST_BYPASS(38, lh, sh, 0x2233, 0, tdat ); + TEST_LD_ST_BYPASS(39, lh, sh, 0x1223, 2, tdat ); + TEST_LD_ST_BYPASS(40, lh, sh, 0x1122, 4, tdat ); + TEST_LD_ST_BYPASS(41, lh, sh, 0x0112, 6, tdat ); + TEST_LD_ST_BYPASS(42, lh, sh, 0x0011, 8, tdat ); + TEST_LD_ST_BYPASS(43, lh, sh, 0x3001, 10, tdat ); + + # Test sh and lhu (unsigned halfword) + TEST_LD_ST_BYPASS(44, lhu, sh, 0x2233, 0, tdat ); + TEST_LD_ST_BYPASS(45, lhu, sh, 0x1223, 2, tdat ); + TEST_LD_ST_BYPASS(46, lhu, sh, 0x1122, 4, tdat ); + TEST_LD_ST_BYPASS(47, lhu, sh, 0x0112, 6, tdat ); + TEST_LD_ST_BYPASS(48, lhu, sh, 0x0011, 8, tdat ); + TEST_LD_ST_BYPASS(49, lhu, sh, 0x3001, 10, tdat ); + + # RV64-specific tests for ld, sd, and lwu +#if __riscv_xlen == 64 + # Test sd and ld (doubleword) + TEST_LD_ST_BYPASS(50, ld, sd, 0x0011223344556677, 0, tdat ); + TEST_LD_ST_BYPASS(51, ld, sd, 0x1122334455667788, 8, tdat ); + TEST_LD_ST_BYPASS(52, ld, sd, 0x2233445566778899, 16, tdat ); + TEST_LD_ST_BYPASS(53, ld, sd, 0xabbccdd, 0, tdat ); + TEST_LD_ST_BYPASS(54, ld, sd, 0xaabbccd, 8, tdat ); + TEST_LD_ST_BYPASS(55, ld, sd, 0xdaabbcc, 16, tdat ); + TEST_LD_ST_BYPASS(56, ld, sd, 0xddaabbc, 24, tdat ); + TEST_LD_ST_BYPASS(57, ld, sd, 0xcddaabb, 32, tdat ); + TEST_LD_ST_BYPASS(58, ld, sd, 0xccddaab, 40, tdat ); + + TEST_LD_ST_BYPASS(59, ld, sd, 0x00112233, 0, tdat ); + TEST_LD_ST_BYPASS(60, ld, sd, 0x30011223, 8, tdat ); + TEST_LD_ST_BYPASS(61, ld, sd, 0x33001122, 16, tdat ); + TEST_LD_ST_BYPASS(62, ld, sd, 0x23300112, 24, tdat ); + TEST_LD_ST_BYPASS(63, ld, sd, 0x22330011, 32, tdat ); + TEST_LD_ST_BYPASS(64, ld, sd, 0x12233001, 40, tdat ); + + # Test sw and lwu (unsigned word) + TEST_LD_ST_BYPASS(65, lwu, sw, 0x00112233, 0, tdat ); + TEST_LD_ST_BYPASS(66, lwu, sw, 0x33001122, 8, tdat ); + TEST_LD_ST_BYPASS(67, lwu, sw, 0x30011223, 4, tdat ); + TEST_LD_ST_BYPASS(68, lwu, sw, 0x23300112, 12, tdat ); + TEST_LD_ST_BYPASS(69, lwu, sw, 0x22330011, 16, tdat ); + TEST_LD_ST_BYPASS(70, lwu, sw, 0x12233001, 20, tdat ); +#endif + + li a0, 0xef # Immediate load for manual store test + la a1, tdat # Load address of tdat + sb a0, 3(a1) # Store byte at offset 3 of tdat + lb a2, 3(a1) # Load byte back for verification + + TEST_PASSFAIL + +RVTEST_CODE_END + + .data +RVTEST_DATA_BEGIN + + TEST_DATA + +tdat: + .rept 20 + .word 0xdeadbeef + .endr + + +RVTEST_DATA_END |