From: Uros Bizjak <ubizjak@gmail.com>
Date: Thu, 22 Nov 2018 21:25:37 +0000 (+0100)
Subject: i386.c (ix86_check_avx_upper_register): Return true for all SSE registers with mode... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e4b0215585f77f78fa3aa9b1621749ce23c1d393;p=gcc.git

i386.c (ix86_check_avx_upper_register): Return true for all SSE registers with mode bitsize > 128.

	* config/i386/i386.c (ix86_check_avx_upper_register):
	Return true for all SSE registers with mode bitsize > 128.

From-SVN: r266389
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 563f22cd317..dd12d3284ef 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2018-11-22  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_check_avx_upper_register):
+	Return true for all SSE registers with mode bitsize > 128.
+
 2018-11-22  Vladimir Makarov  <vmakarov@redhat.com>
 
 	PR rtl-optimization/87718
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index 6ccd2797b61..f8852327d4a 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -18856,12 +18856,7 @@ ix86_dirflag_mode_needed (rtx_insn *insn)
 static bool
 ix86_check_avx_upper_register (const_rtx exp)
 {
-  if (SUBREG_P (exp))
-    exp = SUBREG_REG (exp);
-
-  return (REG_P (exp)
-	&& (VALID_AVX256_REG_OR_OI_MODE (GET_MODE (exp))
-	|| VALID_AVX512F_REG_OR_XI_MODE (GET_MODE (exp))));
+  return SSE_REG_P (exp) && GET_MODE_BITSIZE (GET_MODE (exp)) > 128;
 }
 
 /* Return needed mode for entity in optimize_mode_switching pass.  */