diff options
Diffstat (limited to 'gcc/dce.c')
| -rw-r--r-- | gcc/dce.c | 12 |
1 files changed, 6 insertions, 6 deletions
@@ -275,11 +275,11 @@ find_call_stack_args (rtx call_insn, bool do_mark, bool fast, if (GET_CODE (XEXP (p, 0)) == USE && MEM_P (XEXP (XEXP (p, 0), 0))) { - rtx mem = XEXP (XEXP (p, 0), 0), addr, size; - HOST_WIDE_INT off = 0; - size = MEM_SIZE (mem); - if (size == NULL_RTX) + rtx mem = XEXP (XEXP (p, 0), 0), addr; + HOST_WIDE_INT off = 0, size; + if (!MEM_SIZE_KNOWN_P (mem)) return false; + size = MEM_SIZE (mem); addr = XEXP (mem, 0); if (GET_CODE (addr) == PLUS && REG_P (XEXP (addr, 0)) @@ -329,7 +329,7 @@ find_call_stack_args (rtx call_insn, bool do_mark, bool fast, return false; } min_sp_off = MIN (min_sp_off, off); - max_sp_off = MAX (max_sp_off, off + INTVAL (size)); + max_sp_off = MAX (max_sp_off, off + size); } if (min_sp_off >= max_sp_off) @@ -370,7 +370,7 @@ find_call_stack_args (rtx call_insn, bool do_mark, bool fast, set = single_set (DF_REF_INSN (defs->ref)); off += INTVAL (XEXP (SET_SRC (set), 1)); } - for (byte = off; byte < off + INTVAL (MEM_SIZE (mem)); byte++) + for (byte = off; byte < off + MEM_SIZE (mem); byte++) { if (!bitmap_set_bit (sp_bytes, byte - min_sp_off)) gcc_unreachable (); |