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* ira-emit.c (emit_moves): Skip DEBUG_INSNs when setting the location.

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From-SVN: r273297
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Eric Botcazou 2019-07-09 09:58:51 +00:00 • committed by Eric Botcazou
parent 4c12dc0556
commit 495079550e
2 changed files with 15 additions and 8 deletions
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4
gcc/ChangeLog
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@ -1,3 +1,7 @@
2019-07-09 Eric Botcazou <ebotcazou@adacore.com>
* ira-emit.c (emit_moves): Skip DEBUG_INSNs when setting the location.
2019-07-09 Sylvia Taylor <sylvia.taylor@arm.com>
* config/arm/crypto.md:

19
gcc/ira-emit.c
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@ -997,27 +997,30 @@ emit_moves (void)
basic_block bb;
edge_iterator ei;
edge e;
rtx_insn *insns, *tmp;
rtx_insn *insns, *tmp, *next;
FOR_EACH_BB_FN (bb, cfun)
{
if (at_bb_start[bb->index] != NULL)
{
at_bb_start[bb->index] = modify_move_list (at_bb_start[bb->index]);
insns = emit_move_list (at_bb_start[bb->index],
REG_FREQ_FROM_BB (bb));
insns
= emit_move_list (at_bb_start[bb->index], REG_FREQ_FROM_BB (bb));
tmp = BB_HEAD (bb);
if (LABEL_P (tmp))
tmp = NEXT_INSN (tmp);
if (NOTE_INSN_BASIC_BLOCK_P (tmp))
tmp = NEXT_INSN (tmp);
/* Propagate the location of the current first instruction to the
moves so that they don't inherit a random location. */
if (tmp != NULL_RTX && INSN_P (tmp))
set_insn_locations (insns, INSN_LOCATION (tmp));
/* Make sure to put the location of TMP or a subsequent instruction
to avoid inheriting the location of the previous instruction. */
next = tmp;
while (next && !NONDEBUG_INSN_P (next))
next = NEXT_INSN (next);
if (next)
set_insn_locations (insns, INSN_LOCATION (next));
if (tmp == BB_HEAD (bb))
emit_insn_before (insns, tmp);
else if (tmp != NULL_RTX)
else if (tmp)
emit_insn_after (insns, PREV_INSN (tmp));
else
emit_insn_after (insns, get_last_insn ());