diff options
Diffstat (limited to 'gcc/emit-rtl.c')
| -rw-r--r-- | gcc/emit-rtl.c | 41 |
1 files changed, 11 insertions, 30 deletions
diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c index 418da241b66..22c7979a773 100644 --- a/gcc/emit-rtl.c +++ b/gcc/emit-rtl.c @@ -3044,9 +3044,8 @@ link_cc0_insns (rtx insn) if (NONJUMP_INSN_P (user) && GET_CODE (PATTERN (user)) == SEQUENCE) user = XVECEXP (PATTERN (user), 0, 0); - REG_NOTES (user) = gen_rtx_INSN_LIST (REG_CC_SETTER, insn, - REG_NOTES (user)); - REG_NOTES (insn) = gen_rtx_INSN_LIST (REG_CC_USER, user, REG_NOTES (insn)); + add_reg_note (user, REG_CC_SETTER, insn); + add_reg_note (insn, REG_CC_USER, user); } /* Return the next insn that uses CC0 after INSN, which is assumed to @@ -3223,10 +3222,7 @@ try_split (rtx pat, rtx trial, int last) is responsible for this step using split_branch_probability variable. */ gcc_assert (njumps == 1); - REG_NOTES (insn) - = gen_rtx_EXPR_LIST (REG_BR_PROB, - GEN_INT (probability), - REG_NOTES (insn)); + add_reg_note (insn, REG_BR_PROB, GEN_INT (probability)); } } } @@ -3257,10 +3253,7 @@ try_split (rtx pat, rtx trial, int last) if (CALL_P (insn) || (flag_non_call_exceptions && INSN_P (insn) && may_trap_p (PATTERN (insn)))) - REG_NOTES (insn) - = gen_rtx_EXPR_LIST (REG_EH_REGION, - XEXP (note, 0), - REG_NOTES (insn)); + add_reg_note (insn, REG_EH_REGION, XEXP (note, 0)); } break; @@ -3269,10 +3262,7 @@ try_split (rtx pat, rtx trial, int last) for (insn = insn_last; insn != NULL_RTX; insn = PREV_INSN (insn)) { if (CALL_P (insn)) - REG_NOTES (insn) - = gen_rtx_EXPR_LIST (REG_NOTE_KIND (note), - XEXP (note, 0), - REG_NOTES (insn)); + add_reg_note (insn, REG_NOTE_KIND (note), XEXP (note, 0)); } break; @@ -3280,10 +3270,7 @@ try_split (rtx pat, rtx trial, int last) for (insn = insn_last; insn != NULL_RTX; insn = PREV_INSN (insn)) { if (JUMP_P (insn)) - REG_NOTES (insn) - = gen_rtx_EXPR_LIST (REG_NOTE_KIND (note), - XEXP (note, 0), - REG_NOTES (insn)); + add_reg_note (insn, REG_NOTE_KIND (note), XEXP (note, 0)); } break; @@ -3294,8 +3281,7 @@ try_split (rtx pat, rtx trial, int last) rtx reg = XEXP (note, 0); if (!FIND_REG_INC_NOTE (insn, reg) && for_each_rtx (&PATTERN (insn), find_auto_inc, reg) > 0) - REG_NOTES (insn) = gen_rtx_EXPR_LIST (REG_INC, reg, - REG_NOTES (insn)); + add_reg_note (insn, REG_INC, reg); } break; #endif @@ -4600,7 +4586,6 @@ rtx set_unique_reg_note (rtx insn, enum reg_note kind, rtx datum) { rtx note = find_reg_note (insn, kind, NULL_RTX); - rtx new_note = NULL; switch (kind) { @@ -4638,8 +4623,7 @@ set_unique_reg_note (rtx insn, enum reg_note kind, rtx datum) break; } - new_note = gen_rtx_EXPR_LIST (kind, datum, REG_NOTES (insn)); - REG_NOTES (insn) = new_note; + add_reg_note (insn, kind, datum); switch (kind) { @@ -5525,13 +5509,10 @@ emit_copy_of_insn_after (rtx insn, rtx after) if (REG_NOTE_KIND (link) != REG_LABEL_OPERAND) { if (GET_CODE (link) == EXPR_LIST) - REG_NOTES (new) - = gen_rtx_EXPR_LIST (REG_NOTE_KIND (link), - copy_insn_1 (XEXP (link, 0)), REG_NOTES (new)); + add_reg_note (new, REG_NOTE_KIND (link), + copy_insn_1 (XEXP (link, 0))); else - REG_NOTES (new) - = gen_rtx_INSN_LIST (REG_NOTE_KIND (link), - XEXP (link, 0), REG_NOTES (new)); + add_reg_note (new, REG_NOTE_KIND (link), XEXP (link, 0)); } INSN_CODE (new) = INSN_CODE (insn); |