diff options
| -rw-r--r-- | gcc/local-alloc.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/local-alloc.c b/gcc/local-alloc.c index 830f89f..471bd04 100644 --- a/gcc/local-alloc.c +++ b/gcc/local-alloc.c @@ -697,6 +697,12 @@ optimize_reg_copy_1 (insn, dest, src) int n_calls = 0; int d_n_calls = 0; + /* If P is a CALL_INSN, SRC crosses one more call, since it + used to die there. */ + + if (GET_CODE (p) == CALL_INSN) + n_calls++; + /* We can do the optimization. Scan forward from INSN again, replacing regs as we go. Set FAILED if a replacement can't be done. In that case, we can't move the death note for SRC. |