From: Uros Bizjak <ubizjak@gmail.com>
Date: Wed, 11 May 2016 19:11:00 +0000 (+0200)
Subject: i386.c (legitimize_pic_address): Use copy_to_suggested_reg instead of gen_movsi.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=a730a6d92529a93f10fdced532e9064a39cd57c9;p=gcc.git

i386.c (legitimize_pic_address): Use copy_to_suggested_reg instead of gen_movsi.

	* config/i386/i386.c (legitimize_pic_address): Use
	copy_to_suggested_reg instead of gen_movsi.

From-SVN: r236138
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 88f92359955..08e875864e4 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2016-05-11  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (legitimize_pic_address): Use
+	copy_to_suggested_reg instead of gen_movsi.
+
 2016-05-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
 
 	* config/rs6000/predicates.md (quad_memory_operand): Move most of
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index 9f62089b8b1..046717bae45 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -15474,8 +15474,6 @@ legitimize_pic_address (rtx orig, rtx reg)
 	{
 	  new_rtx = gen_rtx_UNSPEC (Pmode, gen_rtvec (1, addr), UNSPEC_PCREL);
 	  new_rtx = gen_rtx_CONST (Pmode, new_rtx);
-
-	  new_rtx = copy_to_suggested_reg (new_rtx, reg, Pmode);
 	}
       else if (TARGET_64BIT && ix86_cmodel != CM_LARGE_PIC)
 	{
@@ -15484,14 +15482,6 @@ legitimize_pic_address (rtx orig, rtx reg)
 	  new_rtx = gen_rtx_CONST (Pmode, new_rtx);
 	  new_rtx = gen_const_mem (Pmode, new_rtx);
 	  set_mem_alias_set (new_rtx, ix86_GOT_alias_set ());
-
-	  if (reg == 0)
-	    reg = gen_reg_rtx (Pmode);
-	  /* Use directly gen_movsi, otherwise the address is loaded
-	     into register for CSE.  We don't want to CSE this addresses,
-	     instead we CSE addresses from the GOT table, so skip this.  */
-	  emit_insn (gen_movsi (reg, new_rtx));
-	  new_rtx = reg;
 	}
       else
 	{
@@ -15504,9 +15494,9 @@ legitimize_pic_address (rtx orig, rtx reg)
 	  new_rtx = gen_rtx_PLUS (Pmode, pic_offset_table_rtx, new_rtx);
 	  new_rtx = gen_const_mem (Pmode, new_rtx);
 	  set_mem_alias_set (new_rtx, ix86_GOT_alias_set ());
-
-	  new_rtx = copy_to_suggested_reg (new_rtx, reg, Pmode);
 	}
+
+      new_rtx = copy_to_suggested_reg (new_rtx, reg, Pmode);
     }
   else
     {