From: Robert Suchanek <robert.suchanek@imgtec.com>
Date: Wed, 28 Jan 2015 09:44:39 +0000 (+0000)
Subject: Prohibit vector modes in accumulators.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=de5bcff3bcce9ccb415e354415825c2ad7f03316;p=gcc.git

Prohibit vector modes in accumulators.

gcc/
	* config/mips/mips.c (mips_hard_regno_mode_ok_p): Prohibit accumulators
	for all vector modes.

From-SVN: r220200
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 168d255b54d..90adcd684e7 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2015-01-28  Robert Suchanek  <robert.suchanek@imgtec.com>
+
+	* config/mips/mips.c (mips_hard_regno_mode_ok_p): Prohibit accumulators
+	for all vector modes.
+
 2015-01-28  Jakub Jelinek  <jakub@redhat.com>
 
 	PR bootstrap/64612
diff --git a/gcc/config/mips/mips.c b/gcc/config/mips/mips.c
index 443a71216e7..1733457e731 100644
--- a/gcc/config/mips/mips.c
+++ b/gcc/config/mips/mips.c
@@ -12131,7 +12131,9 @@ mips_hard_regno_mode_ok_p (unsigned int regno, machine_mode mode)
 	return size >= MIN_UNITS_PER_WORD && size <= UNITS_PER_FPREG;
     }
 
+  /* Don't allow vector modes in accumulators.  */
   if (ACC_REG_P (regno)
+      && !VECTOR_MODE_P (mode)
       && (INTEGRAL_MODE_P (mode) || ALL_FIXED_POINT_MODE_P (mode)))
     {
       if (MD_REG_P (regno))