112771Sqtt2@cornell.edu# See LICENSE for license details. 212771Sqtt2@cornell.edu 312771Sqtt2@cornell.edu#***************************************************************************** 412771Sqtt2@cornell.edu# lb.S 512771Sqtt2@cornell.edu#----------------------------------------------------------------------------- 612771Sqtt2@cornell.edu# 712771Sqtt2@cornell.edu# Test lb instruction. 812771Sqtt2@cornell.edu# 912771Sqtt2@cornell.edu 1012771Sqtt2@cornell.edu#include "riscv_test.h" 1112771Sqtt2@cornell.edu#include "test_macros.h" 1212771Sqtt2@cornell.edu 1312771Sqtt2@cornell.eduRVTEST_RV64U 1412771Sqtt2@cornell.eduRVTEST_CODE_BEGIN 1512771Sqtt2@cornell.edu 1612771Sqtt2@cornell.edu #------------------------------------------------------------- 1712771Sqtt2@cornell.edu # Basic tests 1812771Sqtt2@cornell.edu #------------------------------------------------------------- 1912771Sqtt2@cornell.edu 2012771Sqtt2@cornell.edu TEST_LD_OP( 2, lb, 0xffffffffffffffff, 0, tdat ); 2112771Sqtt2@cornell.edu TEST_LD_OP( 3, lb, 0x0000000000000000, 1, tdat ); 2212771Sqtt2@cornell.edu TEST_LD_OP( 4, lb, 0xfffffffffffffff0, 2, tdat ); 2312771Sqtt2@cornell.edu TEST_LD_OP( 5, lb, 0x000000000000000f, 3, tdat ); 2412771Sqtt2@cornell.edu 2512771Sqtt2@cornell.edu # Test with negative offset 2612771Sqtt2@cornell.edu 2712771Sqtt2@cornell.edu TEST_LD_OP( 6, lb, 0xffffffffffffffff, -3, tdat4 ); 2812771Sqtt2@cornell.edu TEST_LD_OP( 7, lb, 0x0000000000000000, -2, tdat4 ); 2912771Sqtt2@cornell.edu TEST_LD_OP( 8, lb, 0xfffffffffffffff0, -1, tdat4 ); 3012771Sqtt2@cornell.edu TEST_LD_OP( 9, lb, 0x000000000000000f, 0, tdat4 ); 3112771Sqtt2@cornell.edu 3212771Sqtt2@cornell.edu # Test with a negative base 3312771Sqtt2@cornell.edu 3412771Sqtt2@cornell.edu TEST_CASE( 10, x5, 0xffffffffffffffff, \ 3512771Sqtt2@cornell.edu la x1, tdat; \ 3612771Sqtt2@cornell.edu addi x1, x1, -32; \ 3712771Sqtt2@cornell.edu lb x5, 32(x1); \ 3812771Sqtt2@cornell.edu ) 3912771Sqtt2@cornell.edu 4012771Sqtt2@cornell.edu # Test with unaligned base 4112771Sqtt2@cornell.edu 4212771Sqtt2@cornell.edu TEST_CASE( 11, x5, 0x0000000000000000, \ 4312771Sqtt2@cornell.edu la x1, tdat; \ 4412771Sqtt2@cornell.edu addi x1, x1, -6; \ 4512771Sqtt2@cornell.edu lb x5, 7(x1); \ 4612771Sqtt2@cornell.edu ) 4712771Sqtt2@cornell.edu 4812771Sqtt2@cornell.edu #------------------------------------------------------------- 4912771Sqtt2@cornell.edu # Bypassing tests 5012771Sqtt2@cornell.edu #------------------------------------------------------------- 5112771Sqtt2@cornell.edu 5212771Sqtt2@cornell.edu TEST_LD_DEST_BYPASS( 12, 0, lb, 0xfffffffffffffff0, 1, tdat2 ); 5312771Sqtt2@cornell.edu TEST_LD_DEST_BYPASS( 13, 1, lb, 0x000000000000000f, 1, tdat3 ); 5412771Sqtt2@cornell.edu TEST_LD_DEST_BYPASS( 14, 2, lb, 0x0000000000000000, 1, tdat1 ); 5512771Sqtt2@cornell.edu 5612771Sqtt2@cornell.edu TEST_LD_SRC1_BYPASS( 15, 0, lb, 0xfffffffffffffff0, 1, tdat2 ); 5712771Sqtt2@cornell.edu TEST_LD_SRC1_BYPASS( 16, 1, lb, 0x000000000000000f, 1, tdat3 ); 5812771Sqtt2@cornell.edu TEST_LD_SRC1_BYPASS( 17, 2, lb, 0x0000000000000000, 1, tdat1 ); 5912771Sqtt2@cornell.edu 6012771Sqtt2@cornell.edu #------------------------------------------------------------- 6112771Sqtt2@cornell.edu # Test write-after-write hazard 6212771Sqtt2@cornell.edu #------------------------------------------------------------- 6312771Sqtt2@cornell.edu 6412771Sqtt2@cornell.edu TEST_CASE( 18, x2, 2, \ 6512771Sqtt2@cornell.edu la x5, tdat; \ 6612771Sqtt2@cornell.edu lb x2, 0(x5); \ 6712771Sqtt2@cornell.edu li x2, 2; \ 6812771Sqtt2@cornell.edu ) 6912771Sqtt2@cornell.edu 7012771Sqtt2@cornell.edu TEST_CASE( 19, x2, 2, \ 7112771Sqtt2@cornell.edu la x5, tdat; \ 7212771Sqtt2@cornell.edu lb x2, 0(x5); \ 7312771Sqtt2@cornell.edu nop; \ 7412771Sqtt2@cornell.edu li x2, 2; \ 7512771Sqtt2@cornell.edu ) 7612771Sqtt2@cornell.edu 7712771Sqtt2@cornell.edu TEST_PASSFAIL 7812771Sqtt2@cornell.edu 7912771Sqtt2@cornell.eduRVTEST_CODE_END 8012771Sqtt2@cornell.edu 8112771Sqtt2@cornell.edu .data 8212771Sqtt2@cornell.eduRVTEST_DATA_BEGIN 8312771Sqtt2@cornell.edu 8412771Sqtt2@cornell.edu TEST_DATA 8512771Sqtt2@cornell.edu 8612771Sqtt2@cornell.edutdat: 8712771Sqtt2@cornell.edutdat1: .byte 0xff 8812771Sqtt2@cornell.edutdat2: .byte 0x00 8912771Sqtt2@cornell.edutdat3: .byte 0xf0 9012771Sqtt2@cornell.edutdat4: .byte 0x0f 9112771Sqtt2@cornell.edu 9212771Sqtt2@cornell.eduRVTEST_DATA_END 93