diff options
Diffstat (limited to 'picorv32/tests/srl.S')
-rw-r--r-- | picorv32/tests/srl.S | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/picorv32/tests/srl.S b/picorv32/tests/srl.S new file mode 100644 index 0000000..35cc4c7 --- /dev/null +++ b/picorv32/tests/srl.S @@ -0,0 +1,90 @@ +# See LICENSE for license details. + +#***************************************************************************** +# srl.S +#----------------------------------------------------------------------------- +# +# Test srl instruction. +# + +#include "riscv_test.h" +#include "test_macros.h" + +RVTEST_RV32U +RVTEST_CODE_BEGIN + + #------------------------------------------------------------- + # Arithmetic tests + #------------------------------------------------------------- + + TEST_RR_OP( 2, srl, 0xffff8000, 0xffff8000, 0 ); + TEST_RR_OP( 3, srl, 0x7fffc000, 0xffff8000, 1 ); + TEST_RR_OP( 4, srl, 0x01ffff00, 0xffff8000, 7 ); + TEST_RR_OP( 5, srl, 0x0003fffe, 0xffff8000, 14 ); + TEST_RR_OP( 6, srl, 0x0001ffff, 0xffff8001, 15 ); + + TEST_RR_OP( 7, srl, 0xffffffff, 0xffffffff, 0 ); + TEST_RR_OP( 8, srl, 0x7fffffff, 0xffffffff, 1 ); + TEST_RR_OP( 9, srl, 0x01ffffff, 0xffffffff, 7 ); + TEST_RR_OP( 10, srl, 0x0003ffff, 0xffffffff, 14 ); + TEST_RR_OP( 11, srl, 0x00000001, 0xffffffff, 31 ); + + TEST_RR_OP( 12, srl, 0x21212121, 0x21212121, 0 ); + TEST_RR_OP( 13, srl, 0x10909090, 0x21212121, 1 ); + TEST_RR_OP( 14, srl, 0x00424242, 0x21212121, 7 ); + TEST_RR_OP( 15, srl, 0x00008484, 0x21212121, 14 ); + TEST_RR_OP( 16, srl, 0x00000000, 0x21212121, 31 ); + + # Verify that shifts only use bottom five bits + + TEST_RR_OP( 17, srl, 0x21212121, 0x21212121, 0xffffffe0 ); + TEST_RR_OP( 18, srl, 0x10909090, 0x21212121, 0xffffffe1 ); + TEST_RR_OP( 19, srl, 0x00424242, 0x21212121, 0xffffffe7 ); + TEST_RR_OP( 20, srl, 0x00008484, 0x21212121, 0xffffffee ); + TEST_RR_OP( 21, srl, 0x00000000, 0x21212121, 0xffffffff ); + + #------------------------------------------------------------- + # Source/Destination tests + #------------------------------------------------------------- + + TEST_RR_SRC1_EQ_DEST( 22, srl, 0x7fffc000, 0xffff8000, 1 ); + TEST_RR_SRC2_EQ_DEST( 23, srl, 0x0003fffe, 0xffff8000, 14 ); + TEST_RR_SRC12_EQ_DEST( 24, srl, 0, 7 ); + + #------------------------------------------------------------- + # Bypassing tests + #------------------------------------------------------------- + + TEST_RR_DEST_BYPASS( 25, 0, srl, 0x7fffc000, 0xffff8000, 1 ); + TEST_RR_DEST_BYPASS( 26, 1, srl, 0x0003fffe, 0xffff8000, 14 ); + TEST_RR_DEST_BYPASS( 27, 2, srl, 0x0001ffff, 0xffff8000, 15 ); + + TEST_RR_SRC12_BYPASS( 28, 0, 0, srl, 0x7fffc000, 0xffff8000, 1 ); + TEST_RR_SRC12_BYPASS( 29, 0, 1, srl, 0x01ffff00, 0xffff8000, 7 ); + TEST_RR_SRC12_BYPASS( 30, 0, 2, srl, 0x0001ffff, 0xffff8000, 15 ); + TEST_RR_SRC12_BYPASS( 31, 1, 0, srl, 0x7fffc000, 0xffff8000, 1 ); + TEST_RR_SRC12_BYPASS( 32, 1, 1, srl, 0x01ffff00, 0xffff8000, 7 ); + TEST_RR_SRC12_BYPASS( 33, 2, 0, srl, 0x0001ffff, 0xffff8000, 15 ); + + TEST_RR_SRC21_BYPASS( 34, 0, 0, srl, 0x7fffc000, 0xffff8000, 1 ); + TEST_RR_SRC21_BYPASS( 35, 0, 1, srl, 0x01ffff00, 0xffff8000, 7 ); + TEST_RR_SRC21_BYPASS( 36, 0, 2, srl, 0x0001ffff, 0xffff8000, 15 ); + TEST_RR_SRC21_BYPASS( 37, 1, 0, srl, 0x7fffc000, 0xffff8000, 1 ); + TEST_RR_SRC21_BYPASS( 38, 1, 1, srl, 0x01ffff00, 0xffff8000, 7 ); + TEST_RR_SRC21_BYPASS( 39, 2, 0, srl, 0x0001ffff, 0xffff8000, 15 ); + + TEST_RR_ZEROSRC1( 40, srl, 0, 15 ); + TEST_RR_ZEROSRC2( 41, srl, 32, 32 ); + TEST_RR_ZEROSRC12( 42, srl, 0 ); + TEST_RR_ZERODEST( 43, srl, 1024, 2048 ); + + TEST_PASSFAIL + +RVTEST_CODE_END + + .data +RVTEST_DATA_BEGIN + + TEST_DATA + +RVTEST_DATA_END |