diff options
Diffstat (limited to 'gcc/df-core.c')
| -rw-r--r-- | gcc/df-core.c | 60 |
1 files changed, 19 insertions, 41 deletions
diff --git a/gcc/df-core.c b/gcc/df-core.c index 9fdf601071c..01d3beee934 100644 --- a/gcc/df-core.c +++ b/gcc/df-core.c @@ -1947,21 +1947,16 @@ df_ref df_bb_regno_first_def_find (basic_block bb, unsigned int regno) { rtx insn; - df_ref *def_rec; - unsigned int uid; + df_ref def; FOR_BB_INSNS (bb, insn) { if (!INSN_P (insn)) continue; - uid = INSN_UID (insn); - for (def_rec = DF_INSN_UID_DEFS (uid); *def_rec; def_rec++) - { - df_ref def = *def_rec; - if (DF_REF_REGNO (def) == regno) - return def; - } + FOR_EACH_INSN_DEF (def, insn) + if (DF_REF_REGNO (def) == regno) + return def; } return NULL; } @@ -1973,21 +1968,16 @@ df_ref df_bb_regno_last_def_find (basic_block bb, unsigned int regno) { rtx insn; - df_ref *def_rec; - unsigned int uid; + df_ref def; FOR_BB_INSNS_REVERSE (bb, insn) { if (!INSN_P (insn)) continue; - uid = INSN_UID (insn); - for (def_rec = DF_INSN_UID_DEFS (uid); *def_rec; def_rec++) - { - df_ref def = *def_rec; - if (DF_REF_REGNO (def) == regno) - return def; - } + FOR_EACH_INSN_DEF (def, insn) + if (DF_REF_REGNO (def) == regno) + return def; } return NULL; @@ -1999,20 +1989,15 @@ df_bb_regno_last_def_find (basic_block bb, unsigned int regno) df_ref df_find_def (rtx insn, rtx reg) { - unsigned int uid; - df_ref *def_rec; + df_ref def; if (GET_CODE (reg) == SUBREG) reg = SUBREG_REG (reg); gcc_assert (REG_P (reg)); - uid = INSN_UID (insn); - for (def_rec = DF_INSN_UID_DEFS (uid); *def_rec; def_rec++) - { - df_ref def = *def_rec; - if (DF_REF_REGNO (def) == REGNO (reg)) - return def; - } + FOR_EACH_INSN_DEF (def, insn) + if (DF_REF_REGNO (def) == REGNO (reg)) + return def; return NULL; } @@ -2033,27 +2018,20 @@ df_reg_defined (rtx insn, rtx reg) df_ref df_find_use (rtx insn, rtx reg) { - unsigned int uid; - df_ref *use_rec; + df_ref use; if (GET_CODE (reg) == SUBREG) reg = SUBREG_REG (reg); gcc_assert (REG_P (reg)); - uid = INSN_UID (insn); - for (use_rec = DF_INSN_UID_USES (uid); *use_rec; use_rec++) - { - df_ref use = *use_rec; + df_insn_info *insn_info = DF_INSN_INFO_GET (insn); + FOR_EACH_INSN_INFO_USE (use, insn_info) + if (DF_REF_REGNO (use) == REGNO (reg)) + return use; + if (df->changeable_flags & DF_EQ_NOTES) + FOR_EACH_INSN_INFO_EQ_USE (use, insn_info) if (DF_REF_REGNO (use) == REGNO (reg)) return use; - } - if (df->changeable_flags & DF_EQ_NOTES) - for (use_rec = DF_INSN_UID_EQ_USES (uid); *use_rec; use_rec++) - { - df_ref use = *use_rec; - if (DF_REF_REGNO (use) == REGNO (reg)) - return use; - } return NULL; } |