diff options
Diffstat (limited to 'picorv32/tests/bgeu.S')
-rw-r--r-- | picorv32/tests/bgeu.S | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/picorv32/tests/bgeu.S b/picorv32/tests/bgeu.S new file mode 100644 index 0000000..114c845 --- /dev/null +++ b/picorv32/tests/bgeu.S @@ -0,0 +1,76 @@ +# See LICENSE for license details. + +#***************************************************************************** +# bgeu.S +#----------------------------------------------------------------------------- +# +# Test bgeu instruction. +# + +#include "riscv_test.h" +#include "test_macros.h" + +RVTEST_RV32U +RVTEST_CODE_BEGIN + + #------------------------------------------------------------- + # Branch tests + #------------------------------------------------------------- + + # Each test checks both forward and backward branches + + TEST_BR2_OP_TAKEN( 2, bgeu, 0x00000000, 0x00000000 ); + TEST_BR2_OP_TAKEN( 3, bgeu, 0x00000001, 0x00000001 ); + TEST_BR2_OP_TAKEN( 4, bgeu, 0xffffffff, 0xffffffff ); + TEST_BR2_OP_TAKEN( 5, bgeu, 0x00000001, 0x00000000 ); + TEST_BR2_OP_TAKEN( 6, bgeu, 0xffffffff, 0xfffffffe ); + TEST_BR2_OP_TAKEN( 7, bgeu, 0xffffffff, 0x00000000 ); + + TEST_BR2_OP_NOTTAKEN( 8, bgeu, 0x00000000, 0x00000001 ); + TEST_BR2_OP_NOTTAKEN( 9, bgeu, 0xfffffffe, 0xffffffff ); + TEST_BR2_OP_NOTTAKEN( 10, bgeu, 0x00000000, 0xffffffff ); + TEST_BR2_OP_NOTTAKEN( 11, bgeu, 0x7fffffff, 0x80000000 ); + + #------------------------------------------------------------- + # Bypassing tests + #------------------------------------------------------------- + + TEST_BR2_SRC12_BYPASS( 12, 0, 0, bgeu, 0xefffffff, 0xf0000000 ); + TEST_BR2_SRC12_BYPASS( 13, 0, 1, bgeu, 0xefffffff, 0xf0000000 ); + TEST_BR2_SRC12_BYPASS( 14, 0, 2, bgeu, 0xefffffff, 0xf0000000 ); + TEST_BR2_SRC12_BYPASS( 15, 1, 0, bgeu, 0xefffffff, 0xf0000000 ); + TEST_BR2_SRC12_BYPASS( 16, 1, 1, bgeu, 0xefffffff, 0xf0000000 ); + TEST_BR2_SRC12_BYPASS( 17, 2, 0, bgeu, 0xefffffff, 0xf0000000 ); + + TEST_BR2_SRC12_BYPASS( 18, 0, 0, bgeu, 0xefffffff, 0xf0000000 ); + TEST_BR2_SRC12_BYPASS( 19, 0, 1, bgeu, 0xefffffff, 0xf0000000 ); + TEST_BR2_SRC12_BYPASS( 20, 0, 2, bgeu, 0xefffffff, 0xf0000000 ); + TEST_BR2_SRC12_BYPASS( 21, 1, 0, bgeu, 0xefffffff, 0xf0000000 ); + TEST_BR2_SRC12_BYPASS( 22, 1, 1, bgeu, 0xefffffff, 0xf0000000 ); + TEST_BR2_SRC12_BYPASS( 23, 2, 0, bgeu, 0xefffffff, 0xf0000000 ); + + #------------------------------------------------------------- + # Test delay slot instructions not executed nor bypassed + #------------------------------------------------------------- + + TEST_CASE( 24, x1, 3, \ + li x1, 1; \ + bgeu x1, x0, 1f; \ + addi x1, x1, 1; \ + addi x1, x1, 1; \ + addi x1, x1, 1; \ + addi x1, x1, 1; \ +1: addi x1, x1, 1; \ + addi x1, x1, 1; \ + ) + + TEST_PASSFAIL + +RVTEST_CODE_END + + .data +RVTEST_DATA_BEGIN + + TEST_DATA + +RVTEST_DATA_END |