File: tls-ld-int16.c

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gcc-arm-none-eabi 15%3A8-2019-q3-1
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/* { dg-do compile } */
/* { dg-options "-O2" }
/* { dg-add-options tls } */

#include <stdint.h>

__thread int16_t var1 __attribute__((tls_model("local-dynamic")));
__thread int16_t var2 __attribute__((tls_model("local-dynamic")));

int16_t sum (void)
{
  return var1 + var2;
}

int32_t ext32_sum (void)
{
  return (int32_t)var1 + (int32_t)var2;
}

long ext_sum (void)
{
  return (long)var1 + (long)var2;
}

void set (int16_t i)
{
  var1 = i;
  var2 = i;
}

/* { dg-final { scan-assembler-times "__tls_get_addr" 4 } } */
/* { dg-final { scan-assembler-times "lduh\t\[^\n\]*tldo_add" 2 } } */
/* { dg-final { scan-assembler-times "ldsh\t\[^\n\]*tldo_add" 4 } } */
/* { dg-final { scan-assembler-times "sth\t\[^\n\]*tldo_add" 2 } } */