From: Uros Bizjak <uros@gcc.gnu.org>
Date: Sun, 2 Dec 2018 22:21:37 +0000 (+0100)
Subject: i386.c (inline_memory_move_cost): Correctly compute number of TFmode GPR moves.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=c9c033f0c915c7fa4d80df3de50311258ba5f20e;p=gcc.git

i386.c (inline_memory_move_cost): Correctly compute number of TFmode GPR moves.

	* config/i386/i386.c (inline_memory_move_cost): Correctly
	compute number of TFmode GPR moves.

From-SVN: r266729
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index d74c1a99024..109566e3703 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2018-12-02  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (inline_memory_move_cost): Correctly
+	compute number of TFmode GPR moves.
+
 2018-12-02  Jakub Jelinek  <jakub@redhat.com>
 
 	PR target/88278
@@ -5,7 +10,7 @@
 
 2018-12-02  Jeff Law  <law@redhat.com>
 
-	* config/h8300/h8300.md (call, call_value): Drop mode from 
+	* config/h8300/h8300.md (call, call_value): Drop mode from
 	operand containing number of bytes pushed.
 	(call_insn, call_value_insn): Use mode iterator for number
 	of bytes pushed operand.  Make pattern name vary appropriately.
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index 653d7204d5a..3e2fdfa86ff 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -39598,15 +39598,13 @@ inline_memory_move_cost (machine_mode mode, enum reg_class regclass, int in)
 	  return MAX (ix86_cost->int_load[1], ix86_cost->int_store[1]);
 	return in ? ix86_cost->int_load[1] : ix86_cost->int_store[1];
       default:
-	/* Compute number of 32bit moves needed.  TFmode is moved as XFmode.  */
-	if (mode == TFmode)
-	  mode = XFmode;
 	if (in == 2)
 	  cost = MAX (ix86_cost->int_load[2], ix86_cost->int_store[2]);
 	else if (in)
 	  cost = ix86_cost->int_load[2];
 	else
 	  cost = ix86_cost->int_store[2];
+	/* Multiply with the number of GPR moves needed.  */
 	return cost * CEIL ((int) GET_MODE_SIZE (mode), UNITS_PER_WORD);
     }
 }