From: Vladimir N. Makarov <vmakarov@redhat.com>
Date: Tue, 24 Nov 2020 16:25:16 +0000 (-0500)
Subject: [PR97933] LRA: find correctly last empty dest block.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=bc8f0f1f88d95a284aa329fbc7e70e0b529eaa2a;p=gcc.git

[PR97933] LRA: find correctly last empty dest block.

gcc/

2020-11-24  Vladimir Makarov  <vmakarov@redhat.com>

	PR bootstrap/97933
	* lra.c (lra_process_new_insns): Stop on the first real insn after
	head of e->dest.
---

diff --git a/gcc/lra.c b/gcc/lra.c
index b318cfd7456..4ec0f466376 100644
--- a/gcc/lra.c
+++ b/gcc/lra.c
@@ -1908,11 +1908,9 @@ lra_process_new_insns (rtx_insn *insn, rtx_insn *before, rtx_insn *after,
 		  tmp = NEXT_INSN (tmp);
 		if (NOTE_INSN_BASIC_BLOCK_P (tmp))
 		  tmp = NEXT_INSN (tmp);
-		for (curr = tmp;
-		     curr != NULL
-		       && (!INSN_P (curr) || BLOCK_FOR_INSN (curr) == e->dest);
-		     curr = NEXT_INSN (curr))
-		  ;
+		for (curr = tmp; curr != NULL; curr = NEXT_INSN (curr))
+		  if (INSN_P (curr))
+		    break;
 		/* Do not put reload insns if it is the last BB
 		   without actual insns.  In this case the reload insns
 		   can get null BB after emitting.  */