From 49aa680ccdac46d1d2a7f9f250999b7ff7099548 Mon Sep 17 00:00:00 2001
From: Kimplul <kimi.h.kuparinen@gmail.com>
Date: Sat, 29 Jun 2024 14:20:07 +0300
Subject: start adding tests
---
tests/extr_us.c | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
create mode 100644 tests/extr_us.c
(limited to 'tests/extr_us.c')
diff --git a/tests/extr_us.c b/tests/extr_us.c
new file mode 100644
index 0000000..61374cc
--- /dev/null
+++ b/tests/extr_us.c
@@ -0,0 +1,27 @@
+#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);
+ size_t align = jit_enter_jit_abi(j, 0, 0, 0);
+ jit_load_args_1(j, jit_operand_gpr (JIT_OPERAND_ABI_WORD, JIT_R1));
+
+ jit_extr_us(j, JIT_R0, JIT_R1);
+ jit_leave_jit_abi(j, 0, 0, align);
+ jit_retr(j, JIT_R0);
+
+ jit_uword_t (*f)(jit_uword_t) = jit_end(j, NULL);
+
+ ASSERT(f(0) == 0);
+ ASSERT(f(1) == 1);
+ ASSERT(f(0xffff) == 0xffff);
+ ASSERT(f(0xfffff) == 0xffff);
+ ASSERT(f(0xf0000) == 0);
+}
+
+int
+main (int argc, char *argv[])
+{
+ return main_helper(argc, argv, run_test);
+}
--
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