[X86] Use 32-bit sign extended immediate for 64-bit LOCK_ArithBinOp with sign extende...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@225098 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/X86/X86InstrCompiler.td b/lib/Target/X86/X86InstrCompiler.td
index f7882d4133e408ac5545eb268b113c3900f3f4b9..cbadd25e2ee59a0f80e9ec5e3704bdc54f0aaff9 100644 (file)
--- a/lib/Target/X86/X86InstrCompiler.td
+++ b/lib/Target/X86/X86InstrCompiler.td
@@ -600,12 +600,12 @@ def NAME#32mi : Ii32<{ImmOpc{7}, ImmOpc{6}, ImmOpc{5}, ImmOpc{4},
                                  "{$src2, $dst|$dst, $src2}"),
                       [], IIC_ALU_MEM>, OpSize32, LOCK;
 
-def NAME#64mi32 : RIi32<{ImmOpc{7}, ImmOpc{6}, ImmOpc{5}, ImmOpc{4},
-                         ImmOpc{3}, ImmOpc{2}, ImmOpc{1}, 1 },
-                         ImmMod, (outs), (ins i64mem :$dst, i64i32imm :$src2),
-                         !strconcat(mnemonic, "{q}\t",
-                                    "{$src2, $dst|$dst, $src2}"),
-                         [], IIC_ALU_MEM>, LOCK;
+def NAME#64mi32 : RIi32S<{ImmOpc{7}, ImmOpc{6}, ImmOpc{5}, ImmOpc{4},
+                          ImmOpc{3}, ImmOpc{2}, ImmOpc{1}, 1 },
+                          ImmMod, (outs), (ins i64mem :$dst, i64i32imm :$src2),
+                          !strconcat(mnemonic, "{q}\t",
+                                     "{$src2, $dst|$dst, $src2}"),
+                          [], IIC_ALU_MEM>, LOCK;
 
 def NAME#16mi8 : Ii8<{ImmOpc8{7}, ImmOpc8{6}, ImmOpc8{5}, ImmOpc8{4},
                       ImmOpc8{3}, ImmOpc8{2}, ImmOpc8{1}, 1 },