From: Jakub Jelinek <jakub@redhat.com>
Date: Thu, 16 Jun 2016 09:27:41 +0000 (+0200)
Subject: i386.md (setcc + movzbl peephole2): Use reg_set_p.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=96b2d8daa2fbb95f95586a397fdd312b0dfdfd84;p=gcc.git

i386.md (setcc + movzbl peephole2): Use reg_set_p.

	* config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
	(setcc + and peephole2): Likewise.

From-SVN: r237504
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0ffb38c3a1d..9a4ab0a2215 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,8 @@
 2016-06-16  Jakub Jelinek  <jakub@redhat.com>
 
+	* config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
+	(setcc + and peephole2): Likewise.
+
 	PR rtl-optimization/71532
 	* cse.c (cse_insn): For const/pure calls, invalidate argument passing
 	memory slots.
diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md
index 16ec9cc8ca3..85dda3f77c0 100644
--- a/gcc/config/i386/i386.md
+++ b/gcc/config/i386/i386.md
@@ -11849,8 +11849,7 @@
   "(peep2_reg_dead_p (3, operands[1])
     || operands_match_p (operands[1], operands[3]))
    && ! reg_overlap_mentioned_p (operands[3], operands[0])
-   && ! (GET_CODE (operands[4]) == CLOBBER
-	 && reg_mentioned_p (operands[3], operands[4]))"
+   && ! reg_set_p (operands[3], operands[4])"
   [(parallel [(set (match_dup 5) (match_dup 0))
 	      (match_dup 4)])
    (set (strict_low_part (match_dup 6))
@@ -11894,8 +11893,7 @@
   "(peep2_reg_dead_p (3, operands[1])
     || operands_match_p (operands[1], operands[3]))
    && ! reg_overlap_mentioned_p (operands[3], operands[0])
-   && ! (GET_CODE (operands[4]) == CLOBBER
-	 && reg_mentioned_p (operands[3], operands[4]))"
+   && ! reg_set_p (operands[3], operands[4])"
   [(parallel [(set (match_dup 5) (match_dup 0))
 	      (match_dup 4)])
    (set (strict_low_part (match_dup 6))