diff options
Diffstat (limited to 'gcc/caller-save.c')
| -rw-r--r-- | gcc/caller-save.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/gcc/caller-save.c b/gcc/caller-save.c index fc575eb..76c3a7e 100644 --- a/gcc/caller-save.c +++ b/gcc/caller-save.c @@ -1400,18 +1400,16 @@ insert_one_insn (struct insn_chain *chain, int before_p, int code, rtx pat) rtx_insn *insn = chain->insn; struct insn_chain *new_chain; -#if HAVE_cc0 /* If INSN references CC0, put our insns in front of the insn that sets CC0. This is always safe, since the only way we could be passed an insn that references CC0 is for a restore, and doing a restore earlier isn't a problem. We do, however, assume here that CALL_INSNs don't reference CC0. Guard against non-INSN's like CODE_LABEL. */ - if ((NONJUMP_INSN_P (insn) || JUMP_P (insn)) + if (HAVE_cc0 && (NONJUMP_INSN_P (insn) || JUMP_P (insn)) && before_p && reg_referenced_p (cc0_rtx, PATTERN (insn))) chain = chain->prev, insn = chain->insn; -#endif new_chain = new_insn_chain (); if (before_p) |