Viewing file:  test-tls.c (1.5 KB) -rw-r--r--
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#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <time.h>
#include "libgccjit.h"
#include "harness.h"
void
create_code (gcc_jit_context *ctxt, void *user_data)
{
/* Let's try to inject the equivalent of:
_Thread_local int foo;
int test_using_tls()
{
foo = 42;
return foo;
}
*/
gcc_jit_type *int_type =
gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_INT);
gcc_jit_lvalue *foo =
gcc_jit_context_new_global (
ctxt, NULL, GCC_JIT_GLOBAL_EXPORTED, int_type, "foo");
gcc_jit_lvalue_set_tls_model (foo, GCC_JIT_TLS_MODEL_GLOBAL_DYNAMIC);
/* Build the test_fn. */
gcc_jit_function *test_fn =
gcc_jit_context_new_function (ctxt, NULL,
GCC_JIT_FUNCTION_EXPORTED,
int_type,
"test_using_tls",
0, NULL,
0);
gcc_jit_block *block = gcc_jit_function_new_block (test_fn, NULL);
gcc_jit_block_add_assignment (
block, NULL,
foo,
gcc_jit_context_new_rvalue_from_int (ctxt, int_type, 42));
gcc_jit_block_end_with_return (block,
NULL,
gcc_jit_lvalue_as_rvalue (foo));
}
void
verify_code (gcc_jit_context *ctxt, gcc_jit_result *result)
{
typedef int (*fn_type) (void);
CHECK_NON_NULL (result);
fn_type test_using_tls =
(fn_type)gcc_jit_result_get_code (result, "test_using_tls");
CHECK_NON_NULL (test_using_tls);
int return_value = test_using_tls();
CHECK_VALUE (return_value, 42);
int *foo = (int *)gcc_jit_result_get_global (result, "foo");
CHECK_NON_NULL (foo);
CHECK_VALUE (*foo, 42);
}
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