diff options
Diffstat (limited to 'libguile/lightning/tests/subx.c')
-rw-r--r-- | libguile/lightning/tests/subx.c | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/libguile/lightning/tests/subx.c b/libguile/lightning/tests/subx.c deleted file mode 100644 index f28739965..000000000 --- a/libguile/lightning/tests/subx.c +++ /dev/null @@ -1,65 +0,0 @@ -#include "test.h" - -static void -run_test(jit_state_t *j, uint8_t *arena_base, size_t arena_size) -{ - jit_begin(j, arena_base, arena_size); - - const jit_arg_abi_t abi[] = { JIT_ARG_ABI_INTMAX, JIT_ARG_ABI_INTMAX }; - jit_arg_t args[2]; - const jit_anyreg_t regs[] = { { .gpr=JIT_R0 }, { .gpr=JIT_R1 }}; - - jit_receive(j, 2, abi, args); - jit_load_args(j, 2, abi, args, regs); - jit_movi(j, JIT_R2, 0); - jit_subcr(j, JIT_R0, JIT_R0, JIT_R1); - jit_subxi(j, JIT_R2, JIT_R2, 0); - jit_retr(j, JIT_R2); - - size_t size = 0; - void* ret = jit_end(j, &size); - - intmax_t (*f)(intmax_t, intmax_t) = ret; - - ASSERT(f(0, 0) == 0); - -#if __WORDSIZE == 32 - /* carry */ - ASSERT(f(0x7fffffff, 0xffffffff) == 0xffffffff); - /* overflow */ - ASSERT(f(0x80000000, 1) == 0); - /* carry */ - ASSERT(f(0x7fffffff, 0x80000000) == 0xffffffff); - /* overflow */ - ASSERT(f(0x80000000, 0x7fffffff) == 0); - /* carry+overflow */ - ASSERT(f(1, 0x80000000) == 0xffffffff); -#else - /* carry */ - ASSERT(f(0x7fffffff, 0xffffffff) == -1); - /* nothing */ - ASSERT(f(0x80000000, 1) == 0); - /* carry */ - ASSERT(f(0x7fffffff, 0x80000000) == -1); - /* nothing */ - ASSERT(f(0x80000000, 0x7fffffff) == 0); - /* carry */ - ASSERT(f(1, 0x80000000) == -1); - /* carry */ - ASSERT(f(0x7fffffffffffffff, 0xffffffffffffffff) == -1); - /* overflow */ - ASSERT(f(0x8000000000000000, 1) == 0); - /* carry */ - ASSERT(f(0x7fffffffffffffff, 0x8000000000000000) == -1); - /* overflow */ - ASSERT(f(0x8000000000000000, 0x7fffffffffffffff) == 0); - /* carry+overflow */ - ASSERT(f(1, 0x8000000000000000) == -1); -#endif -} - -int -main (int argc, char *argv[]) -{ - return main_helper(argc, argv, run_test); -} |