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path: root/tests/stxr_s.c
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#include "test.h"

static uint16_t data[] = { 0x1212, 0x0000, 0x3434 };

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_3(j, jit_operand_gpr (JIT_OPERAND_ABI_POINTER, JIT_R0),
	                jit_operand_gpr (JIT_OPERAND_ABI_WORD, JIT_R2),
	                jit_operand_gpr (JIT_OPERAND_ABI_INT16, JIT_R1));

	jit_stxr_s(j, JIT_R0, JIT_R2, JIT_R1);
	jit_leave_jit_abi(j, 0, 0, align);
	jit_ret(j);

	void (*f)(void*, jit_word_t, int16_t) = jit_end(j, NULL);

	ASSERT(data[0] == 0x1212);
	ASSERT(data[1] == 0);
	ASSERT(data[2] == 0x3434);
	f(data, 2, -1);
	ASSERT(data[0] == 0x1212);
	ASSERT(data[1] == 0xffff);
	ASSERT(data[2] == 0x3434);
}

int
main (int argc, char *argv[])
{
	return main_helper(argc, argv, run_test);
}