gcc/testsuite/gcc.target/mips/fuse-caller-save-mips16.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-fipa-ra (-mips16) addressing=absolute isa_rev=0" } */
   3 /* At -O0 and -O1, the register allocator behaves more conservatively, and
   4    the fipa-ra optimization doesnt' trigger.  */
   5 /* { dg-skip-if "" { *-*-* }  { "-O0" "-O1" } } */
   6 /* Testing -fipa-ra optimization option.  */
   7
   8 #define ATTRIBUTE MIPS16
   9 #include "fuse-caller-save.h"
  10
  11 /* Check that there are only 2 stack-saves: r31 in main and foo.  */
  12
  13 /* Check that there only 2 sw/sd.  */
  14 /* { dg-final { scan-assembler-times "(?n)s\[wd\]\t\\\$.*,.*\\(\\\$sp\\)" 2 } } */
  15
  16 /* Check that the first caller-save register is unused.  */
  17 /* { dg-final { scan-assembler-not "\\\$16" } } */