test_tls.c

#include "solo5.h"
#include "../../bindings/lib.c"

#if defined(__linux__) 
__thread volatile uint64_t data;
#else
/* This case is not tested. */
volatile uint64_t data;
#endif

volatile uint64_t data_thread_1 = 1;
volatile uint64_t data_thread_2 = 2;
volatile uint64_t data_thread_3 = 3;

static void puts(const char *s)
{
    solo5_console_write(s, strlen(s));
}

int solo5_app_main(const struct solo5_start_info *si __attribute__((unused)))
{
    puts("\n**** Solo5 standalone test_tls ****\n\n");

    solo5_set_arch_tls_base((uint64_t)&data_thread_1 + (sizeof(uint64_t)));
    if (data != 1)
        return 1;

    solo5_set_arch_tls_base((uint64_t)&data_thread_2 + (sizeof(uint64_t)));
    if (data != 2)
        return 2;

    solo5_set_arch_tls_base((uint64_t)&data_thread_3 + (sizeof(uint64_t)));
    if (data != 3)
        return 3;

    solo5_set_arch_tls_base((uint64_t)&data_thread_1 + (sizeof(uint64_t)));
    data = 4;
    if (data_thread_1 != 4)
        return 4;

    solo5_set_arch_tls_base((uint64_t)&data_thread_2 + (sizeof(uint64_t)));
    data = 5;
    if (data_thread_2 != 5)
        return 5;

    solo5_set_arch_tls_base((uint64_t)&data_thread_3 + (sizeof(uint64_t)));
    data = 6;
    if (data_thread_3 != 6)
        return 6;

    puts("SUCCESS\n");
    return SOLO5_EXIT_SUCCESS;
}