diff options
Diffstat (limited to 'gcc/see.c')
| -rw-r--r-- | gcc/see.c | 12 |
1 files changed, 1 insertions, 11 deletions
@@ -3489,12 +3489,6 @@ see_analyze_one_def (rtx insn, enum machine_mode *source_mode, if (!reg_set_between_p (source_register, PREV_INSN (prev_insn), insn)) return NOT_RELEVANT; - if (find_reg_note (prev_insn, REG_LIBCALL, NULL_RTX)) - return NOT_RELEVANT; - - if (find_reg_note (prev_insn, REG_RETVAL, NULL_RTX)) - return NOT_RELEVANT; - /* If we can't use copy_rtx on the reference it can't be a reference. */ if (GET_CODE (PATTERN (prev_insn)) == PARALLEL && asm_noperands (PATTERN (prev_insn)) >= 0) @@ -3690,11 +3684,7 @@ see_update_relevancy (void) unsigned int uid = INSN_UID (insn); if (INSN_P (insn)) { - if (find_reg_note (insn, REG_LIBCALL, NULL_RTX) - || find_reg_note (insn, REG_RETVAL, NULL_RTX)) - et = NOT_RELEVANT; - else - et = RELEVANT_USE; + et = RELEVANT_USE; for (use_rec = DF_INSN_UID_USES (uid); *use_rec; use_rec++) { |