diff options
Diffstat (limited to 'gcc/reload1.c')
| -rw-r--r-- | gcc/reload1.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/gcc/reload1.c b/gcc/reload1.c index d77d08e..fb7d2f5 100644 --- a/gcc/reload1.c +++ b/gcc/reload1.c @@ -85,6 +85,10 @@ Boston, MA 02111-1307, USA. */ #ifndef REGISTER_MOVE_COST #define REGISTER_MOVE_COST(x, y) 2 #endif + +#ifndef LOCAL_REGNO +#define LOCAL_REGNO(REGNO) 0 +#endif /* During reload_as_needed, element N contains a REG rtx for the hard reg into which reg N has been reloaded (perhaps for a previous insn). */ @@ -654,10 +658,8 @@ reload (first, global, dumpfile) registers. */ if (current_function_has_nonlocal_label) for (i = 0; i < FIRST_PSEUDO_REGISTER; i++) - { - if (! call_used_regs[i] && ! fixed_regs[i]) - regs_ever_live[i] = 1; - } + if (! call_used_regs[i] && ! fixed_regs[i] && ! LOCAL_REGNO (i)) + regs_ever_live[i] = 1; /* Find all the pseudo registers that didn't get hard regs but do have known equivalent constants or memory slots. |