diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/tcg/xtensa/test_load_store.S | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/tests/tcg/xtensa/test_load_store.S b/tests/tcg/xtensa/test_load_store.S new file mode 100644 index 0000000000..b339f40f12 --- /dev/null +++ b/tests/tcg/xtensa/test_load_store.S @@ -0,0 +1,221 @@ +#include "macros.inc" + +test_suite load_store + +.macro load_ok_test op, type, data, value + .data + .align 4 +1: + \type \data + .previous + + reset_ps + set_vector kernel, 0 + movi a3, 1b + addi a4, a4, 1 + mov a5, a4 + \op a5, a3, 0 + movi a6, \value + assert eq, a5, a6 +.endm + +#if XCHAL_UNALIGNED_LOAD_EXCEPTION +.macro load_unaligned_test will_trap, op, type, data, value + .data + .align 4 + .byte 0 +1: + \type \data + .previous + + reset_ps + .ifeq \will_trap + set_vector kernel, 0 + .else + set_vector kernel, 2f + .endif + movi a3, 1b + addi a4, a4, 1 + mov a5, a4 +1: + \op a5, a3, 0 + .ifeq \will_trap + movi a6, \value + assert eq, a5, a6 + .else + test_fail +2: + rsr a6, exccause + movi a7, 9 + assert eq, a6, a7 + rsr a6, epc1 + movi a7, 1b + assert eq, a6, a7 + rsr a6, excvaddr + assert eq, a6, a3 + assert eq, a5, a4 + .endif + reset_ps +.endm +#else +.macro load_unaligned_test will_trap, op, type, data, value + .data + .align 4 +1: + \type \data + .previous + + reset_ps + set_vector kernel, 0 + movi a3, 1b + 1 + addi a4, a4, 1 + mov a5, a4 + \op a5, a3, 0 + movi a6, \value + assert eq, a5, a6 +.endm +#endif + +.macro store_ok_test op, type, value + .data + .align 4 + .byte 0, 0, 0, 0x55 +1: + \type 0 +2: + .byte 0xaa + .previous + + reset_ps + set_vector kernel, 0 + movi a3, 1b + movi a5, \value + \op a5, a3, 0 + movi a3, 2b + l8ui a5, a3, 0 + movi a6, 0xaa + assert eq, a5, a6 + movi a3, 1b - 1 + l8ui a5, a3, 0 + movi a6, 0x55 + assert eq, a5, a6 +.endm + +#if XCHAL_UNALIGNED_STORE_EXCEPTION +.macro store_unaligned_test will_trap, op, nop, type, value + .data + .align 4 + .byte 0x55 +1: + \type 0 +2: + .byte 0xaa + .previous + + reset_ps + .ifeq \will_trap + set_vector kernel, 0 + .else + set_vector kernel, 4f + .endif + movi a3, 1b + movi a5, \value +3: + \op a5, a3, 0 + .ifne \will_trap + test_fail +4: + rsr a6, exccause + movi a7, 9 + assert eq, a6, a7 + rsr a6, epc1 + movi a7, 3b + assert eq, a6, a7 + rsr a6, excvaddr + assert eq, a6, a3 + l8ui a5, a3, 0 + assert eqi, a5, 0 + .endif + reset_ps + movi a3, 2b + l8ui a5, a3, 0 + movi a6, 0xaa + assert eq, a5, a6 + movi a3, 1b - 1 + l8ui a5, a3, 0 + movi a6, 0x55 + assert eq, a5, a6 +.endm +#else +.macro store_unaligned_test will_trap, sop, lop, type, value + .data + .align 4 + .byte 0x55 +1: + \type 0 + .previous + + reset_ps + set_vector kernel, 0 + movi a3, 1b + movi a5, \value + \sop a5, a3, 0 + movi a3, 1b - 1 + \lop a6, a3, 0 + assert eq, a5, a6 +.endm +#endif + +test load_ok + load_ok_test l16si, .short, 0x00001234, 0x00001234 + load_ok_test l16si, .short, 0x000089ab, 0xffff89ab + load_ok_test l16ui, .short, 0x00001234, 0x00001234 + load_ok_test l16ui, .short, 0x000089ab, 0x000089ab + load_ok_test l32i, .word, 0x12345678, 0x12345678 +#if XCHAL_HAVE_RELEASE_SYNC + load_ok_test l32ai, .word, 0x12345678, 0x12345678 +#endif +test_end + +#undef WILL_TRAP +#if XCHAL_UNALIGNED_LOAD_HW +#define WILL_TRAP 0 +#else +#define WILL_TRAP 1 +#endif + +test load_unaligned + load_unaligned_test WILL_TRAP, l16si, .short, 0x00001234, 0x00001234 + load_unaligned_test WILL_TRAP, l16si, .short, 0x000089ab, 0xffff89ab + load_unaligned_test WILL_TRAP, l16ui, .short, 0x00001234, 0x00001234 + load_unaligned_test WILL_TRAP, l16ui, .short, 0x000089ab, 0x000089ab + load_unaligned_test WILL_TRAP, l32i, .word, 0x12345678, 0x12345678 +#if XCHAL_HAVE_RELEASE_SYNC + load_unaligned_test 1, l32ai, .word, 0x12345678, 0x12345678 +#endif +test_end + +test store_ok + store_ok_test s16i, .short, 0x00001234 + store_ok_test s32i, .word, 0x12345678 +#if XCHAL_HAVE_RELEASE_SYNC + store_ok_test s32ri, .word, 0x12345678 +#endif +test_end + +#undef WILL_TRAP +#if XCHAL_UNALIGNED_STORE_HW +#define WILL_TRAP 0 +#else +#define WILL_TRAP 1 +#endif + +test store_unaligned + store_unaligned_test WILL_TRAP, s16i, l16ui, .short, 0x00001234 + store_unaligned_test WILL_TRAP, s32i, l32i, .word, 0x12345678 +#if XCHAL_HAVE_RELEASE_SYNC + store_unaligned_test 1, s32ri, l32i, .word, 0x12345678 +#endif +test_end + +test_suite_end |