[PATCH 2/6] [ARC] Allow EX instruction for ARC700 and ARCv2.

[Claudiu Zissulescu]

From: claziss <claz...@synopsys.com>

The EX instruction is base line for both architectures. Reflect this in the 
compiler.

OK to apply?
Claudiu

gcc/
2017-05-02  Claudiu Zissulescu  <claz...@synopsys.com>

        * config/arc/arc.c (atomic_exchangesi): EX instruction is default
        for ARC700 and ARCv2.
---
 gcc/config/arc/atomic.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/config/arc/atomic.md b/gcc/config/arc/atomic.md
index 13a2e34549c..4a56ca229cc 100644
--- a/gcc/config/arc/atomic.md
+++ b/gcc/config/arc/atomic.md
@@ -120,7 +120,7 @@
    (match_operand:SI 1 "mem_noofs_operand" "")
    (match_operand:SI 2 "register_operand" "")
    (match_operand:SI 3 "const_int_operand" "")]
-  "TARGET_ATOMIC"
+  "TARGET_ARC700 || TARGET_V2"
 {
   enum memmodel model = (enum memmodel) INTVAL (operands[3]);
 
-- 
2.14.3