diff options
Diffstat (limited to 'gcc/loop.c')
| -rw-r--r-- | gcc/loop.c | 21 |
1 files changed, 6 insertions, 15 deletions
diff --git a/gcc/loop.c b/gcc/loop.c index 4a987d50337..31592fc2ba1 100644 --- a/gcc/loop.c +++ b/gcc/loop.c @@ -7741,25 +7741,16 @@ loop_regs_update (const struct loop *loop ATTRIBUTE_UNUSED, rtx seq) /* Update register info for alias analysis. */ - if (seq == NULL_RTX) - return; - - if (INSN_P (seq)) + insn = seq; + while (insn != NULL_RTX) { - insn = seq; - while (insn != NULL_RTX) - { - rtx set = single_set (insn); + rtx set = single_set (insn); - if (set && GET_CODE (SET_DEST (set)) == REG) - record_base_value (REGNO (SET_DEST (set)), SET_SRC (set), 0); + if (set && GET_CODE (SET_DEST (set)) == REG) + record_base_value (REGNO (SET_DEST (set)), SET_SRC (set), 0); - insn = NEXT_INSN (insn); - } + insn = NEXT_INSN (insn); } - else if (GET_CODE (seq) == SET - && GET_CODE (SET_DEST (seq)) == REG) - record_base_value (REGNO (SET_DEST (seq)), SET_SRC (seq), 0); } |