From ec8e39498ba9fd7effa6700351503798e1dd61a2 Mon Sep 17 00:00:00 2001
From: jasonwucj <jasonwucj@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Fri, 17 Nov 2017 04:36:01 +0000
Subject: [PATCH] Add nds32 vector modes.

gcc/
	* config/nds32/nds32-modes.def: Add vector mode V4QI V2HI V8QI V4HI
	V2SI.
	* config/nds32/iterators.md: Add vector mode iterators and attributes.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@254853 138bc75d-0d04-0410-961f-82ee72b054a4
---
 gcc/ChangeLog                    |  7 +++++++
 gcc/config/nds32/iterators.md    | 17 ++++++++++++++++-
 gcc/config/nds32/nds32-modes.def |  4 +++-
 3 files changed, 26 insertions(+), 2 deletions(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 2b4bd57d180..549f9f23a9a 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2017-11-17  Chung-Ju Wu  <jasonwucj@gmail.com>
+	    Kito Cheng  <kito.cheng@gmail.com>
+
+	* config/nds32/nds32-modes.def: Add vector mode V4QI V2HI V8QI V4HI
+	V2SI.
+	* config/nds32/iterators.md: Add vector mode iterators and attributes.
+
 2017-11-16  Steven Munroe  <munroesj@gcc.gnu.org>
 
 	* config/rs6000/mmintrin.h (_mm_add_pi32[_ARCH_PWR]): Correct
diff --git a/gcc/config/nds32/iterators.md b/gcc/config/nds32/iterators.md
index 0a8f5aeb5ce..fce5ab66ab6 100644
--- a/gcc/config/nds32/iterators.md
+++ b/gcc/config/nds32/iterators.md
@@ -26,12 +26,24 @@
 ;; A list of integer modes that are up to one word long.
 (define_mode_iterator QIHISI [QI HI SI])
 
+;; A list of integer modes for one word and double word.
+(define_mode_iterator SIDI [SI DI])
+
 ;; A list of integer modes that are up to one half-word long.
 (define_mode_iterator QIHI [QI HI])
 
 ;; A list of the modes that are up to double-word long.
 (define_mode_iterator DIDF [DI DF])
 
+;; A list of the modes that are up to one word long vector.
+(define_mode_iterator VQIHI [V4QI V2HI])
+
+;; A list of the modes that are up to one word long vector
+;; and scalar for varies mode.
+(define_mode_iterator VSHI [V2HI HI])
+(define_mode_iterator VSQIHI [V4QI V2HI QI HI])
+(define_mode_iterator VSQIHIDI [V4QI V2HI QI HI DI])
+(define_mode_iterator VQIHIDI [V4QI V2HI DI])
 
 ;;----------------------------------------------------------------------------
 ;; Mode attributes.
@@ -39,8 +51,11 @@
 
 (define_mode_attr size [(QI "b") (HI "h") (SI "w")])
 
-(define_mode_attr byte [(QI "1") (HI "2") (SI "4")])
+(define_mode_attr byte [(QI "1") (HI "2") (SI "4") (V4QI "4") (V2HI "4")])
+
+(define_mode_attr bits [(V4QI "8") (QI "8") (V2HI "16") (HI "16") (DI "64")])
 
+(define_mode_attr VELT [(V4QI "QI") (V2HI "HI")])
 
 ;;----------------------------------------------------------------------------
 ;; Code iterators.
diff --git a/gcc/config/nds32/nds32-modes.def b/gcc/config/nds32/nds32-modes.def
index 295a7096704..6e76dd2834c 100644
--- a/gcc/config/nds32/nds32-modes.def
+++ b/gcc/config/nds32/nds32-modes.def
@@ -18,4 +18,6 @@
    along with GCC; see the file COPYING3.  If not see
    <http://www.gnu.org/licenses/>.  */
 
-/* So far, there is no need to define any modes for nds32 target.  */
+/* Vector modes.  */
+VECTOR_MODES (INT, 4);        /*            V4QI V2HI */
+VECTOR_MODES (INT, 8);        /*            V8QI V4HI V2SI */
-- 
2.11.4.GIT