gcc-4.9/gcc/testsuite/gcc.target/mips/save-restore-4.c


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/* Check that we can use the save instruction to save $16, $17 and $31.  */
/* { dg-options "(-mips16) isa_rev>=1 -mabi=32" } */
/* { dg-skip-if "code quality test" { *-*-* } { "-O0" } { "" } } */

void bar (void);

MIPS16 void
foo (void)
{
  bar ();
  asm volatile ("" ::: "$16", "$17");
}
/* { dg-final { scan-assembler "\tsave\t\[0-9\]*,\\\$16,\\\$17,\\\$31" } } */
/* { dg-final { scan-assembler "\trestore\t\[0-9\]*,\\\$16,\\\$17,\\\$31" } } */