diff options
Diffstat (limited to 'libguile/lightening/tests/pushpop.c')
-rw-r--r-- | libguile/lightening/tests/pushpop.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/libguile/lightening/tests/pushpop.c b/libguile/lightening/tests/pushpop.c new file mode 100644 index 000000000..cd2420bdd --- /dev/null +++ b/libguile/lightening/tests/pushpop.c @@ -0,0 +1,35 @@ +#include "test.h" + +static void +run_test(jit_state_t *j, uint8_t *arena_base, size_t arena_size) +{ + const jit_gpr_t gpr[] = { JIT_R0, JIT_R1, JIT_R2, JIT_V0, JIT_V1, JIT_V2 }; + const jit_fpr_t fpr[] = { JIT_F0, JIT_F1, JIT_F2 }; + + jit_begin(j, arena_base, arena_size); + size_t align = jit_enter_jit_abi(j, 3, 0, 0); + + jit_load_args_1(j, jit_operand_gpr (JIT_OPERAND_ABI_WORD, JIT_R0)); + + jit_pushr(j, JIT_R0); + + // Stomple registers. + for (int i=0; i<6; i++) + jit_movi(j, gpr[i], 0xcabba9e5); + for (int i=0; i<3; i++) + jit_extr_d(j, fpr[i], gpr[i]); + + jit_popr(j, JIT_R0); + + jit_leave_jit_abi(j, 3, 0, align); + jit_retr(j, JIT_R0); + + jit_word_t (*f)(jit_word_t) = jit_end(j, NULL); + ASSERT(f(42) == 42); +} + +int +main (int argc, char *argv[]) +{ + return main_helper(argc, argv, run_test); +} |