(eq reg (const_int 0)): New pattern.

From-SVN: r12575

(eq reg (const_int 0)): New pattern.
From-SVN: r12575
ef64fa15 · Torbjorn Granlund · a0279a61 · ef64fa15
Commit ef64fa15 authored Jul 30, 1996 by Torbjorn Granlund
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gcc/config/i960/i960.md
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--- a/gcc/config/i960/i960.md
+++ b/gcc/config/i960/i960.md
@@ -352,6 +352,13 @@

 (define_insn ""
  [(set (match_operand:SI 0 "general_operand" "=d")
+	(eq:SI (match_operand:SI 1 "register_operand" "d") (const_int 0)))]
+  ""
+  "shro	%1,1,%0"
+  [(set_attr "type" "alu2")])
+
+(define_insn ""
+  [(set (match_operand:SI 0 "general_operand" "=d")
 	(match_operator:SI 1 "comparison_operator" [(reg:CC 36) (const_int 0)]))]
  ""
  "test%C1	%0"