diff options
Diffstat (limited to 'gcc/loop.c')
| -rw-r--r-- | gcc/loop.c | 26 |
1 files changed, 12 insertions, 14 deletions
@@ -1772,7 +1772,7 @@ move_movables (loop, movables, threshold, insn_count) = gen_rtx_EXPR_LIST (VOIDmode, r1, gen_rtx_EXPR_LIST (VOIDmode, r2, regs_may_share)); - delete_related_insns (m->insn); + delete_insn (m->insn); if (new_start == 0) new_start = i1; @@ -1803,11 +1803,11 @@ move_movables (loop, movables, threshold, insn_count) { temp = XEXP (temp, 0); while (temp != p) - temp = delete_related_insns (temp); + temp = delete_insn (temp); } temp = p; - p = delete_related_insns (p); + p = delete_insn (p); /* simplify_giv_expr expects that it can walk the insns at m->insn forwards and see this old sequence we are @@ -1934,7 +1934,8 @@ move_movables (loop, movables, threshold, insn_count) if (temp == fn_address_insn) fn_address_insn = i1; REG_NOTES (i1) = REG_NOTES (temp); - delete_related_insns (temp); + REG_NOTES (temp) = NULL; + delete_insn (temp); } if (new_start == 0) new_start = first; @@ -1999,6 +2000,7 @@ move_movables (loop, movables, threshold, insn_count) if (REG_NOTES (i1) == 0) { REG_NOTES (i1) = REG_NOTES (p); + REG_NOTES (p) = NULL; /* If there is a REG_EQUAL note present whose value is not loop invariant, then delete it, since it @@ -2029,7 +2031,7 @@ move_movables (loop, movables, threshold, insn_count) } temp = p; - delete_related_insns (p); + delete_insn (p); p = NEXT_INSN (p); /* simplify_giv_expr expects that it can walk the insns @@ -2101,16 +2103,12 @@ move_movables (loop, movables, threshold, insn_count) and prevent further processing of it. */ m1->done = 1; - /* if library call, delete all insn except last, which - is deleted below */ + /* if library call, delete all insns. */ if ((temp = find_reg_note (m1->insn, REG_RETVAL, NULL_RTX))) - { - for (temp = XEXP (temp, 0); temp != m1->insn; - temp = NEXT_INSN (temp)) - delete_related_insns (temp); - } - delete_related_insns (m1->insn); + delete_insn_chain (XEXP (temp, 0), m1->insn); + else + delete_insn (m1->insn); /* Any other movable that loads the same register MUST be moved. */ @@ -7626,7 +7624,7 @@ check_dbra_loop (loop, insn_count) end_sequence (); p = loop_insn_emit_before (loop, 0, bl->biv->insn, tem); - delete_related_insns (bl->biv->insn); + delete_insn (bl->biv->insn); /* Update biv info to reflect its new status. */ bl->biv->insn = p; |