gcc/testsuite/gcc.target/nds32/builtin-mfsr-mtsr.c

   1 /* Verify that we generate mfsr/mtsr instruction with builtin function.  */
   2
   3 /* { dg-do compile }  */
   4 /* { dg-options "-O0" }  */
   5 /* { dg-final { scan-assembler "\\tmfsr" } }  */
   6 /* { dg-final { scan-assembler "\\tmtsr" } }  */
   7
   8 #include <nds32_intrinsic.h>
   9
  10 void
  11 test (void)
  12 {
  13   int ipsw_value;
  14
  15   ipsw_value = __builtin_nds32_mfsr (__NDS32_REG_IPSW__);
  16   __builtin_nds32_mtsr (ipsw_value, __NDS32_REG_IPSW__);
  17 }