From: Uros Bizjak <ubizjak@gmail.com>
Date: Wed, 4 Sep 2019 18:25:05 +0000 (+0200)
Subject: re PR target/32413 (internal compiler error: in reload_cse_simplify_operands, at... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=0c7800b29bd48cc0f7685f3c0da2db6fd87ef52c;p=gcc.git

re PR target/32413 (internal compiler error: in reload_cse_simplify_operands, at postreload.c:396)

	PR target/32413
	* config/i386/i386.c (inline_secondary_memory_needed): Return true
	for QI and HImode moves between SSE and general registers.

From-SVN: r275377
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index fc187665099..be92d37455e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2019-09-04  Uroš Bizjak  <ubizjak@gmail.com>
+
+	PR target/32413
+	* config/i386/i386.c (inline_secondary_memory_needed): Return true
+	for QI and HImode moves between SSE and general registers.
+
 2019-09-04  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
 
 	PR c/78736
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index 1c9c719f22a..50571a080e5 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -18328,6 +18328,7 @@ inline_secondary_memory_needed (machine_mode mode, reg_class_t class1,
 
       /* Between SSE and general, we have moves no larger than word size.  */
       if (!(INTEGER_CLASS_P (class1) || INTEGER_CLASS_P (class2))
+	  || GET_MODE_SIZE (mode) < GET_MODE_SIZE (SImode)
 	  || GET_MODE_SIZE (mode) > UNITS_PER_WORD)
 	return true;