diff options
Diffstat (limited to 'gcc/web.c')
| -rw-r--r-- | gcc/web.c | 42 |
1 files changed, 22 insertions, 20 deletions
@@ -93,8 +93,8 @@ union_match_dups (rtx insn, struct web_entry *def_entry, bool (*fun) (struct web_entry *, struct web_entry *)) { struct df_insn_info *insn_info = DF_INSN_INFO_GET (insn); - df_ref *use_link = DF_INSN_INFO_USES (insn_info); - df_ref *def_link = DF_INSN_INFO_DEFS (insn_info); + df_ref use_link = DF_INSN_INFO_USES (insn_info); + df_ref def_link = DF_INSN_INFO_DEFS (insn_info); struct web_entry *dup_entry; int i; @@ -104,18 +104,19 @@ union_match_dups (rtx insn, struct web_entry *def_entry, { int op = recog_data.dup_num[i]; enum op_type type = recog_data.operand_type[op]; - df_ref *ref, *dupref; + df_ref ref, dupref; struct web_entry *entry; - for (dup_entry = use_entry, dupref = use_link; *dupref; dupref++) - if (DF_REF_LOC (*dupref) == recog_data.dup_loc[i]) + dup_entry = use_entry; + for (dupref = use_link; dupref; dupref = DF_REF_NEXT_LOC (dupref)) + if (DF_REF_LOC (dupref) == recog_data.dup_loc[i]) break; - if (*dupref == NULL && type == OP_INOUT) + if (dupref == NULL && type == OP_INOUT) { - - for (dup_entry = def_entry, dupref = def_link; *dupref; dupref++) - if (DF_REF_LOC (*dupref) == recog_data.dup_loc[i]) + dup_entry = def_entry; + for (dupref = def_link; dupref; dupref = DF_REF_NEXT_LOC (dupref)) + if (DF_REF_LOC (dupref) == recog_data.dup_loc[i]) break; } /* ??? *DUPREF can still be zero, because when an operand matches @@ -125,35 +126,36 @@ union_match_dups (rtx insn, struct web_entry *def_entry, even though it is there. Example: i686-pc-linux-gnu gcc.c-torture/compile/950607-1.c -O3 -fomit-frame-pointer -funroll-loops */ - if (*dupref == NULL - || DF_REF_REGNO (*dupref) < FIRST_PSEUDO_REGISTER) + if (dupref == NULL + || DF_REF_REGNO (dupref) < FIRST_PSEUDO_REGISTER) continue; ref = type == OP_IN ? use_link : def_link; entry = type == OP_IN ? use_entry : def_entry; - for (; *ref; ref++) + for (; ref; ref = DF_REF_NEXT_LOC (ref)) { - rtx *l = DF_REF_LOC (*ref); + rtx *l = DF_REF_LOC (ref); if (l == recog_data.operand_loc[op]) break; - if (l && DF_REF_REAL_LOC (*ref) == recog_data.operand_loc[op]) + if (l && DF_REF_REAL_LOC (ref) == recog_data.operand_loc[op]) break; } - if (!*ref && type == OP_INOUT) + if (!ref && type == OP_INOUT) { - for (ref = use_link, entry = use_entry; *ref; ref++) + entry = use_entry; + for (ref = use_link; ref; ref = DF_REF_NEXT_LOC (ref)) { - rtx *l = DF_REF_LOC (*ref); + rtx *l = DF_REF_LOC (ref); if (l == recog_data.operand_loc[op]) break; - if (l && DF_REF_REAL_LOC (*ref) == recog_data.operand_loc[op]) + if (l && DF_REF_REAL_LOC (ref) == recog_data.operand_loc[op]) break; } } - gcc_assert (*ref); - (*fun) (dup_entry + DF_REF_ID (*dupref), entry + DF_REF_ID (*ref)); + gcc_assert (ref); + (*fun) (dup_entry + DF_REF_ID (dupref), entry + DF_REF_ID (ref)); } } |