arc64: Add SRL/LRL builtins

Author: Claudiu Zissulescu

gcc/config/arc64/arc64.c

@@ -1983,6 +1983,13 @@ arc64_init_builtins (void)
   tree void_ftype_usint
     = build_function_type_list (void_type_node, unsigned_type_node,
 				NULL_TREE);
+  tree long_ftype_long
+    = build_function_type_list (long_long_integer_type_node,
+				long_long_integer_type_node, NULL_TREE);
+
+  tree void_ftype_long_long
+    = build_function_type_list (void_type_node, long_long_integer_type_node,
+				long_long_integer_type_node, NULL_TREE);
 
   /* Add the builtins.  */
 #define DEF_BUILTIN(NAME, N_ARGS, TYPE, ICODE, MASK)			\

gcc/config/arc64/arc64.md

@@ -80,6 +80,8 @@
 
    ARC64_VUNSPEC_LR
    ARC64_VUNSPEC_SR
+   ARC64_VUNSPEC_LRL
+   ARC64_VUNSPEC_SRL
    ARC64_VUNSPEC_FLAG
    ARC64_VUNSPEC_BRK
    ARC64_VUNSPEC_NOP
@@ -1559,6 +1561,26 @@ umod, umodl, unknown, xbfu, xor, xorl"
   [(set_attr "length" "4,4,4,8")
    (set_attr "type" "sr")])
 
+(define_insn "lrl"
+  [(set (match_operand:DI  0 "register_operand" "=r,r,r,r")
+	(unspec_volatile:DI
+	 [(match_operand:DI 1 "nonmemory_operand" "U06S0,S12S0,r,i")]
+	 ARC64_VUNSPEC_LRL))]
+  ""
+  "lrl\\t%0,[%1]"
+  [(set_attr "length" "4,4,4,8")
+   (set_attr "type" "lr")])
+
+(define_insn "srl"
+  [(unspec_volatile
+    [(match_operand:DI 0 "register_operand"  "    r,    r, r, r")
+     (match_operand:DI 1 "nonmemory_operand" "U06S0,S12S0, i, r")]
+    ARC64_VUNSPEC_SRL)]
+  ""
+  "srl\\t%0,[%1]"
+  [(set_attr "length" "4,4,4,8")
+   (set_attr "type" "sr")])
+
 (define_insn "flag"
   [(unspec_volatile [(match_operand:SI 0 "nonmemory_operand" "U06S0,S12S0,r,i")]
 		   ARC64_VUNSPEC_FLAG)]

gcc/config/arc64/builtins.def

@@ -31,10 +31,12 @@
             is needed to expand the built-in, use `nothing'.
    MASK:    CPU selector mask.  */
 
-DEF_BUILTIN (NOP,        0, void_ftype_void,        nothing,     1)
+DEF_BUILTIN (NOP,        0, void_ftype_void,        nothing,    1)
 DEF_BUILTIN (SR,         2, void_ftype_usint_usint, sr,         1)
 DEF_BUILTIN (LR,         1, usint_ftype_usint,      lr,         1)
 DEF_BUILTIN (BRK,        0, void_ftype_void,        brk,        1)
 DEF_BUILTIN (FLAG,       1, void_ftype_usint,       flag,       1)
+DEF_BUILTIN (SRL,        2, void_ftype_long_long,   srl,        1)
+DEF_BUILTIN (LRL,        1, long_ftype_long,        lrl,        1)
 
 DEF_BUILTIN (TRAP_S,     1, void_ftype_usint,       trap_s,      1)