From: Kazu Hirata <kazu@cs.umass.edu>
Date: Fri, 25 Feb 2005 03:45:37 +0000 (+0000)
Subject: cse.c (delete_trivially_dead_insns): Speed up by minimizing calls to find_reg_note.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=2b5936fd6163727b4be123ac730457a2d752aa77;p=gcc.git

cse.c (delete_trivially_dead_insns): Speed up by minimizing calls to find_reg_note.

	* cse.c (delete_trivially_dead_insns): Speed up by minimizing
	calls to find_reg_note.

From-SVN: r95532
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 26aea68902a..436f07815fb 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* cse.c (delete_trivially_dead_insns): Speed up by minimizing
+	calls to find_reg_note.
+
 2005-02-24  Richard Henderson  <rth@redhat.com>
 
 	PR tree-opt/20127
diff --git a/gcc/cse.c b/gcc/cse.c
index 5bc6ce40c90..60dc9a9484b 100644
--- a/gcc/cse.c
+++ b/gcc/cse.c
@@ -7329,7 +7329,7 @@ delete_trivially_dead_insns (rtx insns, int nreg)
 	  ndead++;
 	}
 
-      if (find_reg_note (insn, REG_LIBCALL, NULL_RTX))
+      if (in_libcall && find_reg_note (insn, REG_LIBCALL, NULL_RTX))
 	{
 	  in_libcall = 0;
 	  dead_libcall = 0;